X-Git-Url: http://nitlanguage.org

diff --git a/c_src/nitc__parser_prod.sep.4.c b/c_src/nitc__parser_prod.sep.4.c
index 0f130e5..cc61d9d 100644
--- a/c_src/nitc__parser_prod.sep.4.c
+++ b/c_src/nitc__parser_prod.sep.4.c
@@ -1,6 +1,6 @@
 #include "nitc__parser_prod.sep.0.h"
-/* method parser_prod#ASlashExpr#replace_child for (self: ASlashExpr, ANode, nullable ANode) */
-void nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$AGeExpr$replace_child for (self: AGeExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AGeExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
 val* var /* : AExpr */;
@@ -30,17 +30,20 @@ int idtype25;
 const char* var_class_name26;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ASlashExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AGeExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4641);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4269);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -68,26 +71,29 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4642);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4270);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#ASlashExpr#n_expr= on <self:ASlashExpr>*/
+nitc__parser_prod___AGeExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$AGeExpr$n_expr= on <self:AGeExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:ASlashExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AGeExpr> */
 if (unlikely(var7 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4645);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4273);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:Token> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:Token> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:Token> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -100,9 +106,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa TSlash */
-cltype14 = type_nitc__TSlash.color;
-idtype15 = type_nitc__TSlash.id;
+/* <var_new_child:nullable ANode> isa TGe */
+cltype14 = type_nitc__TGe.color;
+idtype15 = type_nitc__TGe.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -114,27 +120,30 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TSlash", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4646);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TGe", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4274);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod#ASlashExpr#n_op= on <self:ASlashExpr>*/
+nitc__parser_prod___AGeExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$AGeExpr$n_op= on <self:AGeExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:ASlashExpr> */
+var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AGeExpr> */
 if (unlikely(var17 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4649);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4277);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:AExpr> */
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExpr> */
 var22 = var17 == var_other;
 var20 = var22;
 goto RET_LABEL21;
@@ -162,99 +171,108 @@ var23 = var_new_child->type->type_table[cltype24] == idtype25;
 if (unlikely(!var23)) {
 var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4650);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4278);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod#ASlashExpr#n_expr2= on <self:ASlashExpr>*/
+nitc__parser_prod___AGeExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod$AGeExpr$n_expr2= on <self:AGeExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#ASlashExpr#n_expr= for (self: ASlashExpr, AExpr) */
-void nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$AGeExpr$n_expr= for (self: AGeExpr, AExpr) */
+void nitc__parser_prod___AGeExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:ASlashExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AGeExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ASlashExpr#n_op= for (self: ASlashExpr, Token) */
-void nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
+/* method parser_prod$AGeExpr$n_op= for (self: AGeExpr, Token) */
+void nitc__parser_prod___AGeExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
 val* var_node /* var node: Token */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:ASlashExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:AGeExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:Token> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ASlashExpr#n_expr2= for (self: ASlashExpr, AExpr) */
-void nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
+/* method parser_prod$AGeExpr$n_expr2= for (self: AGeExpr, AExpr) */
+void nitc__parser_prod___AGeExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:ASlashExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:AGeExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ASlashExpr#visit_all for (self: ASlashExpr, Visitor) */
-void nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$AGeExpr$visit_all for (self: AGeExpr, Visitor) */
+void nitc__parser_prod___AGeExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
 val* var /* : AExpr */;
 val* var1 /* : Token */;
 val* var2 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ASlashExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AGeExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4674);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4302);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:ASlashExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AGeExpr> */
 if (unlikely(var1 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4675);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4303);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:ASlashExpr> */
+var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AGeExpr> */
 if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4676);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4304);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#APercentExpr#init_apercentexpr for (self: APercentExpr, nullable AExpr, nullable TPercent, nullable AExpr) */
-void nitc__parser_prod___APercentExpr___init_apercentexpr(val* self, val* p0, val* p1, val* p2) {
+/* method parser_prod$AGgExpr$init_aggexpr for (self: AGgExpr, nullable AExpr, nullable TGg, nullable AExpr) */
+void nitc__parser_prod___AGgExpr___init_aggexpr(val* self, val* p0, val* p1, val* p2) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_op /* var n_op: nullable TPercent */;
+val* var_n_op /* var n_op: nullable TGg */;
 val* var_n_expr2 /* var n_expr2: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:APercentExpr> */
+{ /* Inline kernel$Object$init (self) on <self:AGgExpr> */
 RET_LABEL1:(void)0;
 }
 }
@@ -262,20 +280,29 @@ var_n_expr = p0;
 var_n_op = p1;
 var_n_expr2 = p2;
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4686);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4314);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:APercentExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AGgExpr> */
 if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4687);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4315);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
@@ -283,41 +310,59 @@ RET_LABEL2:(void)0;
 }
 }
 if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4688);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4316);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:APercentExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:AGgExpr> */
 if (var_n_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4689);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4317);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_op,self) on <var_n_op:nullable TPercent> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_op,self) on <var_n_op:nullable TGg> */
 if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TPercent> */
+var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TGg> */
 RET_LABEL3:(void)0;
 }
 }
 if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4690);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4318);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:APercentExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:AGgExpr> */
 if (var_n_expr2 == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4691);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4319);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
 if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr2->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr2:nullable AExpr> */
@@ -326,8 +371,8 @@ RET_LABEL4:(void)0;
 }
 RET_LABEL:;
 }
-/* method parser_prod#APercentExpr#replace_child for (self: APercentExpr, ANode, nullable ANode) */
-void nitc__parser_prod___APercentExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$AGgExpr$replace_child for (self: AGgExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AGgExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
 val* var /* : AExpr */;
@@ -357,17 +402,20 @@ int idtype25;
 const char* var_class_name26;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:APercentExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AGgExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4696);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4324);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -395,26 +443,29 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4697);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4325);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___APercentExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#APercentExpr#n_expr= on <self:APercentExpr>*/
+nitc__parser_prod___AGgExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$AGgExpr$n_expr= on <self:AGgExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:APercentExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AGgExpr> */
 if (unlikely(var7 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4700);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4328);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:Token> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:Token> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:Token> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -427,9 +478,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa TPercent */
-cltype14 = type_nitc__TPercent.color;
-idtype15 = type_nitc__TPercent.id;
+/* <var_new_child:nullable ANode> isa TGg */
+cltype14 = type_nitc__TGg.color;
+idtype15 = type_nitc__TGg.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -441,27 +492,30 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TPercent", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4701);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TGg", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4329);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___APercentExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod#APercentExpr#n_op= on <self:APercentExpr>*/
+nitc__parser_prod___AGgExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$AGgExpr$n_op= on <self:AGgExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:APercentExpr> */
+var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AGgExpr> */
 if (unlikely(var17 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4704);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4332);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:AExpr> */
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExpr> */
 var22 = var17 == var_other;
 var20 = var22;
 goto RET_LABEL21;
@@ -489,172 +543,208 @@ var23 = var_new_child->type->type_table[cltype24] == idtype25;
 if (unlikely(!var23)) {
 var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4705);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4333);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___APercentExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod#APercentExpr#n_expr2= on <self:APercentExpr>*/
+nitc__parser_prod___AGgExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod$AGgExpr$n_expr2= on <self:AGgExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#APercentExpr#n_expr= for (self: APercentExpr, AExpr) */
-void nitc__parser_prod___APercentExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$AGgExpr$n_expr= for (self: AGgExpr, AExpr) */
+void nitc__parser_prod___AGgExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:APercentExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AGgExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#APercentExpr#n_op= for (self: APercentExpr, Token) */
-void nitc__parser_prod___APercentExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
+/* method parser_prod$AGgExpr$n_op= for (self: AGgExpr, Token) */
+void nitc__parser_prod___AGgExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
 val* var_node /* var node: Token */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:APercentExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:AGgExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:Token> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#APercentExpr#n_expr2= for (self: APercentExpr, AExpr) */
-void nitc__parser_prod___APercentExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
+/* method parser_prod$AGgExpr$n_expr2= for (self: AGgExpr, AExpr) */
+void nitc__parser_prod___AGgExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:APercentExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:AGgExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#APercentExpr#visit_all for (self: APercentExpr, Visitor) */
-void nitc__parser_prod___APercentExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$AGgExpr$visit_all for (self: AGgExpr, Visitor) */
+void nitc__parser_prod___AGgExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
 val* var /* : AExpr */;
 val* var1 /* : Token */;
 val* var2 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:APercentExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AGgExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4729);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4357);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:APercentExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AGgExpr> */
 if (unlikely(var1 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4730);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4358);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:APercentExpr> */
+var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AGgExpr> */
 if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4731);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4359);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#APipeExpr#init_apipeexpr for (self: APipeExpr, nullable AExpr, nullable TPipe, nullable AExpr) */
-void nitc__parser_prod___APipeExpr___init_apipeexpr(val* self, val* p0, val* p1, val* p2) {
+/* method parser_prod$AIsaExpr$init_aisaexpr for (self: AIsaExpr, nullable AExpr, nullable TKwisa, nullable AType) */
+void nitc__parser_prod___AIsaExpr___init_aisaexpr(val* self, val* p0, val* p1, val* p2) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_op /* var n_op: nullable TPipe */;
-val* var_n_expr2 /* var n_expr2: nullable AExpr */;
+val* var_n_kwisa /* var n_kwisa: nullable TKwisa */;
+val* var_n_type /* var n_type: nullable AType */;
 {
-{ /* Inline kernel#Object#init (self) on <self:APipeExpr> */
+{ /* Inline kernel$Object$init (self) on <self:AIsaExpr> */
 RET_LABEL1:(void)0;
 }
 }
 var_n_expr = p0;
-var_n_op = p1;
-var_n_expr2 = p2;
+var_n_kwisa = p1;
+var_n_type = p2;
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4741);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4369);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:APipeExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AIsaExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AIsaExpr> */
 if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4742);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4370);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(var_n_op == NULL)) {
+if (unlikely(var_n_kwisa == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4743);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4371);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:APipeExpr> */
-if (var_n_op == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__AIsaExpr___n_kwisa].val = var_n_kwisa; /* _n_kwisa on <self:AIsaExpr> */
+if (var_n_kwisa == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4744);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4372);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_op,self) on <var_n_op:nullable TPipe> */
-if (unlikely(var_n_op == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_kwisa,self) on <var_n_kwisa:nullable TKwisa> */
+if (unlikely(var_n_kwisa == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TPipe> */
+var_n_kwisa->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_kwisa:nullable TKwisa> */
 RET_LABEL3:(void)0;
 }
 }
-if (unlikely(var_n_expr2 == NULL)) {
+if (unlikely(var_n_type == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4745);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4373);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:APipeExpr> */
-if (var_n_expr2 == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__AIsaExpr___n_type].val = var_n_type; /* _n_type on <self:AIsaExpr> */
+if (var_n_type == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4746);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4374);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
-if (unlikely(var_n_expr2 == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_type,self) on <var_n_type:nullable AType> */
+if (unlikely(var_n_type == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_expr2->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr2:nullable AExpr> */
+var_n_type->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_type:nullable AType> */
 RET_LABEL4:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#APipeExpr#replace_child for (self: APipeExpr, ANode, nullable ANode) */
-void nitc__parser_prod___APipeExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$AIsaExpr$replace_child for (self: AIsaExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AIsaExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
 val* var /* : AExpr */;
@@ -666,7 +756,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : Token */;
+val* var7 /* : TKwisa */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -674,7 +764,7 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
-val* var17 /* : AExpr */;
+val* var17 /* : AType */;
 short int var18 /* : Bool */;
 short int var20 /* : Bool */;
 short int var22 /* : Bool */;
@@ -684,17 +774,20 @@ int idtype25;
 const char* var_class_name26;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:APipeExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__AIsaExpr___n_expr].val; /* _n_expr on <self:AIsaExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4751);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4379);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -722,26 +815,29 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4752);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4380);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___APipeExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#APipeExpr#n_expr= on <self:APipeExpr>*/
+nitc__parser_prod___AIsaExpr___n_expr_61d(self, var_new_child); /* Direct call parser_prod$AIsaExpr$n_expr= on <self:AIsaExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:APipeExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__AIsaExpr___n_kwisa].val; /* _n_kwisa on <self:AIsaExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4755);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_kwisa");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4383);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:Token> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:TKwisa> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:Token> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:TKwisa> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -754,9 +850,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa TPipe */
-cltype14 = type_nitc__TPipe.color;
-idtype15 = type_nitc__TPipe.id;
+/* <var_new_child:nullable ANode> isa TKwisa */
+cltype14 = type_nitc__TKwisa.color;
+idtype15 = type_nitc__TKwisa.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -768,27 +864,30 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TPipe", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4756);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TKwisa", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4384);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___APipeExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod#APipeExpr#n_op= on <self:APipeExpr>*/
+nitc__parser_prod___AIsaExpr___n_kwisa_61d(self, var_new_child); /* Direct call parser_prod$AIsaExpr$n_kwisa= on <self:AIsaExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:APipeExpr> */
+var17 = self->attrs[COLOR_nitc__parser_nodes__AIsaExpr___n_type].val; /* _n_type on <self:AIsaExpr> */
 if (unlikely(var17 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4759);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_type");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4387);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:AExpr> */
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AType> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AType> */
 var22 = var17 == var_other;
 var20 = var22;
 goto RET_LABEL21;
@@ -801,9 +900,9 @@ RET_LABEL19:(void)0;
 }
 }
 if (var18){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype24 = type_nitc__AExpr.color;
-idtype25 = type_nitc__AExpr.id;
+/* <var_new_child:nullable ANode> isa AType */
+cltype24 = type_nitc__AType.color;
+idtype25 = type_nitc__AType.id;
 if(var_new_child == NULL) {
 var23 = 0;
 } else {
@@ -815,100 +914,109 @@ var23 = var_new_child->type->type_table[cltype24] == idtype25;
 }
 if (unlikely(!var23)) {
 var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4760);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AType", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4388);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___APipeExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod#APipeExpr#n_expr2= on <self:APipeExpr>*/
+nitc__parser_prod___AIsaExpr___n_type_61d(self, var_new_child); /* Direct call parser_prod$AIsaExpr$n_type= on <self:AIsaExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#APipeExpr#n_expr= for (self: APipeExpr, AExpr) */
-void nitc__parser_prod___APipeExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$AIsaExpr$n_expr= for (self: AIsaExpr, AExpr) */
+void nitc__parser_prod___AIsaExpr___n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:APipeExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AIsaExpr___n_expr].val = var_node; /* _n_expr on <self:AIsaExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#APipeExpr#n_op= for (self: APipeExpr, Token) */
-void nitc__parser_prod___APipeExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
-val* var_node /* var node: Token */;
+/* method parser_prod$AIsaExpr$n_kwisa= for (self: AIsaExpr, TKwisa) */
+void nitc__parser_prod___AIsaExpr___n_kwisa_61d(val* self, val* p0) {
+val* var_node /* var node: TKwisa */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:APipeExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AIsaExpr___n_kwisa].val = var_node; /* _n_kwisa on <self:AIsaExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:Token> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:TKwisa> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TKwisa> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#APipeExpr#n_expr2= for (self: APipeExpr, AExpr) */
-void nitc__parser_prod___APipeExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
-val* var_node /* var node: AExpr */;
+/* method parser_prod$AIsaExpr$n_type= for (self: AIsaExpr, AType) */
+void nitc__parser_prod___AIsaExpr___n_type_61d(val* self, val* p0) {
+val* var_node /* var node: AType */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:APipeExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AIsaExpr___n_type].val = var_node; /* _n_type on <self:AIsaExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AType> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AType> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#APipeExpr#visit_all for (self: APipeExpr, Visitor) */
-void nitc__parser_prod___APipeExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$AIsaExpr$visit_all for (self: AIsaExpr, Visitor) */
+void nitc__parser_prod___AIsaExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
 val* var /* : AExpr */;
-val* var1 /* : Token */;
-val* var2 /* : AExpr */;
+val* var1 /* : TKwisa */;
+val* var2 /* : AType */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:APipeExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__AIsaExpr___n_expr].val; /* _n_expr on <self:AIsaExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4784);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4412);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:APipeExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__AIsaExpr___n_kwisa].val; /* _n_kwisa on <self:AIsaExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4785);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_kwisa");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4413);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:APipeExpr> */
+var2 = self->attrs[COLOR_nitc__parser_nodes__AIsaExpr___n_type].val; /* _n_type on <self:AIsaExpr> */
 if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4786);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_type");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4414);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACaretExpr#init_acaretexpr for (self: ACaretExpr, nullable AExpr, nullable TCaret, nullable AExpr) */
-void nitc__parser_prod___ACaretExpr___init_acaretexpr(val* self, val* p0, val* p1, val* p2) {
+/* method parser_prod$APlusExpr$init_aplusexpr for (self: APlusExpr, nullable AExpr, nullable TPlus, nullable AExpr) */
+void nitc__parser_prod___APlusExpr___init_aplusexpr(val* self, val* p0, val* p1, val* p2) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_op /* var n_op: nullable TCaret */;
+val* var_n_op /* var n_op: nullable TPlus */;
 val* var_n_expr2 /* var n_expr2: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:ACaretExpr> */
+{ /* Inline kernel$Object$init (self) on <self:APlusExpr> */
 RET_LABEL1:(void)0;
 }
 }
@@ -916,20 +1024,29 @@ var_n_expr = p0;
 var_n_op = p1;
 var_n_expr2 = p2;
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4796);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4424);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ACaretExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:APlusExpr> */
 if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4797);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4425);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
@@ -937,41 +1054,59 @@ RET_LABEL2:(void)0;
 }
 }
 if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4798);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4426);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:ACaretExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:APlusExpr> */
 if (var_n_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4799);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4427);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_op,self) on <var_n_op:nullable TCaret> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_op,self) on <var_n_op:nullable TPlus> */
 if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TCaret> */
+var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TPlus> */
 RET_LABEL3:(void)0;
 }
 }
 if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4800);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4428);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:ACaretExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:APlusExpr> */
 if (var_n_expr2 == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4801);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4429);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
 if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr2->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr2:nullable AExpr> */
@@ -980,8 +1115,8 @@ RET_LABEL4:(void)0;
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACaretExpr#replace_child for (self: ACaretExpr, ANode, nullable ANode) */
-void nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$APlusExpr$replace_child for (self: APlusExpr, ANode, nullable ANode) */
+void nitc__parser_prod___APlusExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
 val* var /* : AExpr */;
@@ -1011,17 +1146,20 @@ int idtype25;
 const char* var_class_name26;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACaretExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:APlusExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4806);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4434);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -1049,26 +1187,29 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4807);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4435);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#ACaretExpr#n_expr= on <self:ACaretExpr>*/
+nitc__parser_prod___APlusExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$APlusExpr$n_expr= on <self:APlusExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:ACaretExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:APlusExpr> */
 if (unlikely(var7 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4810);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4438);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:Token> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:Token> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:Token> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -1081,9 +1222,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa TCaret */
-cltype14 = type_nitc__TCaret.color;
-idtype15 = type_nitc__TCaret.id;
+/* <var_new_child:nullable ANode> isa TPlus */
+cltype14 = type_nitc__TPlus.color;
+idtype15 = type_nitc__TPlus.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -1095,27 +1236,30 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TCaret", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4811);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TPlus", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4439);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod#ACaretExpr#n_op= on <self:ACaretExpr>*/
+nitc__parser_prod___APlusExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$APlusExpr$n_op= on <self:APlusExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:ACaretExpr> */
+var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:APlusExpr> */
 if (unlikely(var17 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4814);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4442);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:AExpr> */
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExpr> */
 var22 = var17 == var_other;
 var20 = var22;
 goto RET_LABEL21;
@@ -1143,99 +1287,108 @@ var23 = var_new_child->type->type_table[cltype24] == idtype25;
 if (unlikely(!var23)) {
 var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4815);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4443);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod#ACaretExpr#n_expr2= on <self:ACaretExpr>*/
+nitc__parser_prod___APlusExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod$APlusExpr$n_expr2= on <self:APlusExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACaretExpr#n_expr= for (self: ACaretExpr, AExpr) */
-void nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$APlusExpr$n_expr= for (self: APlusExpr, AExpr) */
+void nitc__parser_prod___APlusExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:ACaretExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:APlusExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACaretExpr#n_op= for (self: ACaretExpr, Token) */
-void nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
+/* method parser_prod$APlusExpr$n_op= for (self: APlusExpr, Token) */
+void nitc__parser_prod___APlusExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
 val* var_node /* var node: Token */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:ACaretExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:APlusExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:Token> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACaretExpr#n_expr2= for (self: ACaretExpr, AExpr) */
-void nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
+/* method parser_prod$APlusExpr$n_expr2= for (self: APlusExpr, AExpr) */
+void nitc__parser_prod___APlusExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:ACaretExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:APlusExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACaretExpr#visit_all for (self: ACaretExpr, Visitor) */
-void nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$APlusExpr$visit_all for (self: APlusExpr, Visitor) */
+void nitc__parser_prod___APlusExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
 val* var /* : AExpr */;
 val* var1 /* : Token */;
 val* var2 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACaretExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:APlusExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4839);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4467);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:ACaretExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:APlusExpr> */
 if (unlikely(var1 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4840);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4468);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:ACaretExpr> */
+var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:APlusExpr> */
 if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4841);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4469);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAmpExpr#init_aampexpr for (self: AAmpExpr, nullable AExpr, nullable TAmp, nullable AExpr) */
-void nitc__parser_prod___AAmpExpr___init_aampexpr(val* self, val* p0, val* p1, val* p2) {
+/* method parser_prod$AMinusExpr$init_aminusexpr for (self: AMinusExpr, nullable AExpr, nullable TMinus, nullable AExpr) */
+void nitc__parser_prod___AMinusExpr___init_aminusexpr(val* self, val* p0, val* p1, val* p2) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_op /* var n_op: nullable TAmp */;
+val* var_n_op /* var n_op: nullable TMinus */;
 val* var_n_expr2 /* var n_expr2: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:AAmpExpr> */
+{ /* Inline kernel$Object$init (self) on <self:AMinusExpr> */
 RET_LABEL1:(void)0;
 }
 }
@@ -1243,20 +1396,29 @@ var_n_expr = p0;
 var_n_op = p1;
 var_n_expr2 = p2;
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4851);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4479);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AAmpExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AMinusExpr> */
 if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4852);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4480);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
@@ -1264,41 +1426,59 @@ RET_LABEL2:(void)0;
 }
 }
 if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4853);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4481);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:AAmpExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:AMinusExpr> */
 if (var_n_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4854);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4482);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_op,self) on <var_n_op:nullable TAmp> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_op,self) on <var_n_op:nullable TMinus> */
 if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TAmp> */
+var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TMinus> */
 RET_LABEL3:(void)0;
 }
 }
 if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4855);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4483);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:AAmpExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:AMinusExpr> */
 if (var_n_expr2 == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4856);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4484);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
 if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr2->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr2:nullable AExpr> */
@@ -1307,8 +1487,8 @@ RET_LABEL4:(void)0;
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAmpExpr#replace_child for (self: AAmpExpr, ANode, nullable ANode) */
-void nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$AMinusExpr$replace_child for (self: AMinusExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AMinusExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
 val* var /* : AExpr */;
@@ -1338,17 +1518,20 @@ int idtype25;
 const char* var_class_name26;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AAmpExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AMinusExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4861);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4489);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -1376,26 +1559,29 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4862);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4490);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#AAmpExpr#n_expr= on <self:AAmpExpr>*/
+nitc__parser_prod___AMinusExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$AMinusExpr$n_expr= on <self:AMinusExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AAmpExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AMinusExpr> */
 if (unlikely(var7 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4865);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4493);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:Token> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:Token> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:Token> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -1408,9 +1594,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa TAmp */
-cltype14 = type_nitc__TAmp.color;
-idtype15 = type_nitc__TAmp.id;
+/* <var_new_child:nullable ANode> isa TMinus */
+cltype14 = type_nitc__TMinus.color;
+idtype15 = type_nitc__TMinus.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -1422,27 +1608,30 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TAmp", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4866);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TMinus", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4494);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod#AAmpExpr#n_op= on <self:AAmpExpr>*/
+nitc__parser_prod___AMinusExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$AMinusExpr$n_op= on <self:AMinusExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AAmpExpr> */
+var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AMinusExpr> */
 if (unlikely(var17 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4869);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4497);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:AExpr> */
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExpr> */
 var22 = var17 == var_other;
 var20 = var22;
 goto RET_LABEL21;
@@ -1470,152 +1659,211 @@ var23 = var_new_child->type->type_table[cltype24] == idtype25;
 if (unlikely(!var23)) {
 var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4870);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4498);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod#AAmpExpr#n_expr2= on <self:AAmpExpr>*/
+nitc__parser_prod___AMinusExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod$AMinusExpr$n_expr2= on <self:AMinusExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAmpExpr#n_expr= for (self: AAmpExpr, AExpr) */
-void nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$AMinusExpr$n_expr= for (self: AMinusExpr, AExpr) */
+void nitc__parser_prod___AMinusExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AAmpExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AMinusExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAmpExpr#n_op= for (self: AAmpExpr, Token) */
-void nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
+/* method parser_prod$AMinusExpr$n_op= for (self: AMinusExpr, Token) */
+void nitc__parser_prod___AMinusExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
 val* var_node /* var node: Token */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:AAmpExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:AMinusExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:Token> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAmpExpr#n_expr2= for (self: AAmpExpr, AExpr) */
-void nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
+/* method parser_prod$AMinusExpr$n_expr2= for (self: AMinusExpr, AExpr) */
+void nitc__parser_prod___AMinusExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:AAmpExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:AMinusExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAmpExpr#visit_all for (self: AAmpExpr, Visitor) */
-void nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$AMinusExpr$visit_all for (self: AMinusExpr, Visitor) */
+void nitc__parser_prod___AMinusExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
 val* var /* : AExpr */;
 val* var1 /* : Token */;
 val* var2 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AAmpExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AMinusExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4894);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4522);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AAmpExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AMinusExpr> */
 if (unlikely(var1 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4895);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4523);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AAmpExpr> */
+var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AMinusExpr> */
 if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4896);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4524);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#AUminusExpr#init_auminusexpr for (self: AUminusExpr, nullable TMinus, nullable AExpr) */
-void nitc__parser_prod___AUminusExpr___init_auminusexpr(val* self, val* p0, val* p1) {
-val* var_n_op /* var n_op: nullable TMinus */;
+/* method parser_prod$AStarshipExpr$init_astarshipexpr for (self: AStarshipExpr, nullable AExpr, nullable TStarship, nullable AExpr) */
+void nitc__parser_prod___AStarshipExpr___init_astarshipexpr(val* self, val* p0, val* p1, val* p2) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
+val* var_n_op /* var n_op: nullable TStarship */;
+val* var_n_expr2 /* var n_expr2: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:AUminusExpr> */
+{ /* Inline kernel$Object$init (self) on <self:AStarshipExpr> */
 RET_LABEL1:(void)0;
 }
 }
-var_n_op = p0;
-var_n_expr = p1;
-if (unlikely(var_n_op == NULL)) {
+var_n_expr = p0;
+var_n_op = p1;
+var_n_expr2 = p2;
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4905);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4534);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val = var_n_op; /* _n_op on <self:AUminusExpr> */
-if (var_n_op == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AStarshipExpr> */
+if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4906);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4535);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_op,self) on <var_n_op:nullable TMinus> */
-if (unlikely(var_n_op == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TMinus> */
+var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(var_n_expr == NULL)) {
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4907);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4536);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AUminusExpr> */
-if (var_n_expr == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:AStarshipExpr> */
+if (var_n_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4908);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4537);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
-if (unlikely(var_n_expr == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_op,self) on <var_n_op:nullable TStarship> */
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
+var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TStarship> */
 RET_LABEL3:(void)0;
 }
 }
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4538);
+fatal_exit(1);
+}
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:AStarshipExpr> */
+if (var_n_expr2 == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4539);
+fatal_exit(1);
+} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
+}
+var_n_expr2->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr2:nullable AExpr> */
+RET_LABEL4:(void)0;
+}
+}
 RET_LABEL:;
 }
-/* method parser_prod#AUminusExpr#replace_child for (self: AUminusExpr, ANode, nullable ANode) */
-void nitc__parser_prod___AUminusExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$AStarshipExpr$replace_child for (self: AStarshipExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AStarshipExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
-val* var /* : Token */;
+val* var /* : AExpr */;
 short int var1 /* : Bool */;
 val* var_other /* var other: nullable Object */;
 short int var3 /* : Bool */;
@@ -1624,7 +1872,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : AExpr */;
+val* var7 /* : Token */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -1632,19 +1880,30 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
+val* var17 /* : AExpr */;
+short int var18 /* : Bool */;
+short int var20 /* : Bool */;
+short int var22 /* : Bool */;
+short int var23 /* : Bool */;
+int cltype24;
+int idtype25;
+const char* var_class_name26;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val; /* _n_op on <self:AUminusExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AStarshipExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4913);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4544);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:Token> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:Token> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -1657,9 +1916,9 @@ RET_LABEL2:(void)0;
 }
 }
 if (var1){
-/* <var_new_child:nullable ANode> isa TMinus */
-cltype = type_nitc__TMinus.color;
-idtype = type_nitc__TMinus.id;
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype = type_nitc__AExpr.color;
+idtype = type_nitc__AExpr.id;
 if(var_new_child == NULL) {
 var6 = 0;
 } else {
@@ -1671,27 +1930,30 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 }
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TMinus", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4914);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4545);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AUminusExpr___nitc__parser_nodes__AUnaryopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod#AUminusExpr#n_op= on <self:AUminusExpr>*/
+nitc__parser_prod___AStarshipExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$AStarshipExpr$n_expr= on <self:AStarshipExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AUminusExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AStarshipExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4917);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4548);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:AExpr> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:Token> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -1704,9 +1966,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype14 = type_nitc__AExpr.color;
-idtype15 = type_nitc__AExpr.id;
+/* <var_new_child:nullable ANode> isa TStarship */
+cltype14 = type_nitc__TStarship.color;
+idtype15 = type_nitc__TStarship.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -1718,130 +1980,262 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4918);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TStarship", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4549);
+fatal_exit(1);
+}
+{
+nitc__parser_prod___AStarshipExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$AStarshipExpr$n_op= on <self:AStarshipExpr>*/
+}
+goto RET_LABEL;
+} else {
+}
+var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AStarshipExpr> */
+if (unlikely(var17 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4552);
+fatal_exit(1);
+}
+{
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExpr> */
+var_other = var_old_child;
+{
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExpr> */
+var22 = var17 == var_other;
+var20 = var22;
+goto RET_LABEL21;
+RET_LABEL21:(void)0;
+}
+}
+var18 = var20;
+goto RET_LABEL19;
+RET_LABEL19:(void)0;
+}
+}
+if (var18){
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype24 = type_nitc__AExpr.color;
+idtype25 = type_nitc__AExpr.id;
+if(var_new_child == NULL) {
+var23 = 0;
+} else {
+if(cltype24 >= var_new_child->type->table_size) {
+var23 = 0;
+} else {
+var23 = var_new_child->type->type_table[cltype24] == idtype25;
+}
+}
+if (unlikely(!var23)) {
+var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4553);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AUminusExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#AUminusExpr#n_expr= on <self:AUminusExpr>*/
+nitc__parser_prod___AStarshipExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod$AStarshipExpr$n_expr2= on <self:AStarshipExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#AUminusExpr#n_op= for (self: AUminusExpr, Token) */
-void nitc__parser_prod___AUminusExpr___nitc__parser_nodes__AUnaryopExpr__n_op_61d(val* self, val* p0) {
+/* method parser_prod$AStarshipExpr$n_expr= for (self: AStarshipExpr, AExpr) */
+void nitc__parser_prod___AStarshipExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AStarshipExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
+RET_LABEL1:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method parser_prod$AStarshipExpr$n_op= for (self: AStarshipExpr, Token) */
+void nitc__parser_prod___AStarshipExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
 val* var_node /* var node: Token */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val = var_node; /* _n_op on <self:AUminusExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:AStarshipExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:Token> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AUminusExpr#n_expr= for (self: AUminusExpr, AExpr) */
-void nitc__parser_prod___AUminusExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$AStarshipExpr$n_expr2= for (self: AStarshipExpr, AExpr) */
+void nitc__parser_prod___AStarshipExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AUminusExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:AStarshipExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AUminusExpr#visit_all for (self: AUminusExpr, Visitor) */
-void nitc__parser_prod___AUminusExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$AStarshipExpr$visit_all for (self: AStarshipExpr, Visitor) */
+void nitc__parser_prod___AStarshipExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
-val* var /* : Token */;
-val* var1 /* : AExpr */;
+val* var /* : AExpr */;
+val* var1 /* : Token */;
+val* var2 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val; /* _n_op on <self:AUminusExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AStarshipExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4937);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4577);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AUminusExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AStarshipExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4938);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4578);
+fatal_exit(1);
+}
+{
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
+}
+var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AStarshipExpr> */
+if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4579);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#AUplusExpr#init_auplusexpr for (self: AUplusExpr, nullable TPlus, nullable AExpr) */
-void nitc__parser_prod___AUplusExpr___init_auplusexpr(val* self, val* p0, val* p1) {
-val* var_n_op /* var n_op: nullable TPlus */;
+/* method parser_prod$AStarExpr$init_astarexpr for (self: AStarExpr, nullable AExpr, nullable TStar, nullable AExpr) */
+void nitc__parser_prod___AStarExpr___init_astarexpr(val* self, val* p0, val* p1, val* p2) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
+val* var_n_op /* var n_op: nullable TStar */;
+val* var_n_expr2 /* var n_expr2: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:AUplusExpr> */
+{ /* Inline kernel$Object$init (self) on <self:AStarExpr> */
 RET_LABEL1:(void)0;
 }
 }
-var_n_op = p0;
-var_n_expr = p1;
+var_n_expr = p0;
+var_n_op = p1;
+var_n_expr2 = p2;
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4589);
+fatal_exit(1);
+}
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AStarExpr> */
+if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4590);
+fatal_exit(1);
+} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
+}
+var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
+RET_LABEL2:(void)0;
+}
+}
 if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4947);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4591);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val = var_n_op; /* _n_op on <self:AUplusExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:AStarExpr> */
 if (var_n_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4948);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4592);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_op,self) on <var_n_op:nullable TPlus> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_op,self) on <var_n_op:nullable TStar> */
 if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TPlus> */
-RET_LABEL2:(void)0;
+var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TStar> */
+RET_LABEL3:(void)0;
 }
 }
-if (unlikely(var_n_expr == NULL)) {
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4949);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4593);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AUplusExpr> */
-if (var_n_expr == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:AStarExpr> */
+if (var_n_expr2 == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4950);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4594);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
-if (unlikely(var_n_expr == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
-RET_LABEL3:(void)0;
+var_n_expr2->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr2:nullable AExpr> */
+RET_LABEL4:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AUplusExpr#replace_child for (self: AUplusExpr, ANode, nullable ANode) */
-void nitc__parser_prod___AUplusExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$AStarExpr$replace_child for (self: AStarExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AStarExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
-val* var /* : Token */;
+val* var /* : AExpr */;
 short int var1 /* : Bool */;
 val* var_other /* var other: nullable Object */;
 short int var3 /* : Bool */;
@@ -1850,7 +2244,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : AExpr */;
+val* var7 /* : Token */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -1858,19 +2252,30 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
+val* var17 /* : AExpr */;
+short int var18 /* : Bool */;
+short int var20 /* : Bool */;
+short int var22 /* : Bool */;
+short int var23 /* : Bool */;
+int cltype24;
+int idtype25;
+const char* var_class_name26;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val; /* _n_op on <self:AUplusExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AStarExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4955);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4599);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:Token> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:Token> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -1883,9 +2288,9 @@ RET_LABEL2:(void)0;
 }
 }
 if (var1){
-/* <var_new_child:nullable ANode> isa TPlus */
-cltype = type_nitc__TPlus.color;
-idtype = type_nitc__TPlus.id;
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype = type_nitc__AExpr.color;
+idtype = type_nitc__AExpr.id;
 if(var_new_child == NULL) {
 var6 = 0;
 } else {
@@ -1897,27 +2302,30 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 }
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TPlus", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4956);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4600);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AUplusExpr___nitc__parser_nodes__AUnaryopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod#AUplusExpr#n_op= on <self:AUplusExpr>*/
+nitc__parser_prod___AStarExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$AStarExpr$n_expr= on <self:AStarExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AUplusExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AStarExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4959);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4603);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:AExpr> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:Token> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -1930,9 +2338,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype14 = type_nitc__AExpr.color;
-idtype15 = type_nitc__AExpr.id;
+/* <var_new_child:nullable ANode> isa TStar */
+cltype14 = type_nitc__TStar.color;
+idtype15 = type_nitc__TStar.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -1944,130 +2352,262 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4960);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TStar", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4604);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AUplusExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#AUplusExpr#n_expr= on <self:AUplusExpr>*/
+nitc__parser_prod___AStarExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$AStarExpr$n_op= on <self:AStarExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-RET_LABEL:;
+var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AStarExpr> */
+if (unlikely(var17 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4607);
+fatal_exit(1);
 }
-/* method parser_prod#AUplusExpr#n_op= for (self: AUplusExpr, Token) */
-void nitc__parser_prod___AUplusExpr___nitc__parser_nodes__AUnaryopExpr__n_op_61d(val* self, val* p0) {
-val* var_node /* var node: Token */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val = var_node; /* _n_op on <self:AUplusExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:Token> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
-RET_LABEL1:(void)0;
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExpr> */
+var_other = var_old_child;
+{
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExpr> */
+var22 = var17 == var_other;
+var20 = var22;
+goto RET_LABEL21;
+RET_LABEL21:(void)0;
 }
 }
-RET_LABEL:;
+var18 = var20;
+goto RET_LABEL19;
+RET_LABEL19:(void)0;
 }
-/* method parser_prod#AUplusExpr#n_expr= for (self: AUplusExpr, AExpr) */
-void nitc__parser_prod___AUplusExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+}
+if (var18){
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype24 = type_nitc__AExpr.color;
+idtype25 = type_nitc__AExpr.id;
+if(var_new_child == NULL) {
+var23 = 0;
+} else {
+if(cltype24 >= var_new_child->type->table_size) {
+var23 = 0;
+} else {
+var23 = var_new_child->type->type_table[cltype24] == idtype25;
+}
+}
+if (unlikely(!var23)) {
+var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4608);
+fatal_exit(1);
+}
+{
+nitc__parser_prod___AStarExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod$AStarExpr$n_expr2= on <self:AStarExpr>*/
+}
+goto RET_LABEL;
+} else {
+}
+RET_LABEL:;
+}
+/* method parser_prod$AStarExpr$n_expr= for (self: AStarExpr, AExpr) */
+void nitc__parser_prod___AStarExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AUplusExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AStarExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AUplusExpr#visit_all for (self: AUplusExpr, Visitor) */
-void nitc__parser_prod___AUplusExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$AStarExpr$n_op= for (self: AStarExpr, Token) */
+void nitc__parser_prod___AStarExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
+val* var_node /* var node: Token */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:AStarExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
+RET_LABEL1:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method parser_prod$AStarExpr$n_expr2= for (self: AStarExpr, AExpr) */
+void nitc__parser_prod___AStarExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:AStarExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
+RET_LABEL1:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method parser_prod$AStarExpr$visit_all for (self: AStarExpr, Visitor) */
+void nitc__parser_prod___AStarExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
-val* var /* : Token */;
-val* var1 /* : AExpr */;
+val* var /* : AExpr */;
+val* var1 /* : Token */;
+val* var2 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val; /* _n_op on <self:AUplusExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AStarExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4979);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4632);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AUplusExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AStarExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4980);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4633);
+fatal_exit(1);
+}
+{
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
+}
+var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AStarExpr> */
+if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4634);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#AUtildeExpr#init_autildeexpr for (self: AUtildeExpr, nullable TTilde, nullable AExpr) */
-void nitc__parser_prod___AUtildeExpr___init_autildeexpr(val* self, val* p0, val* p1) {
-val* var_n_op /* var n_op: nullable TTilde */;
+/* method parser_prod$AStarstarExpr$init_astarstarexpr for (self: AStarstarExpr, nullable AExpr, nullable TStarstar, nullable AExpr) */
+void nitc__parser_prod___AStarstarExpr___init_astarstarexpr(val* self, val* p0, val* p1, val* p2) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
+val* var_n_op /* var n_op: nullable TStarstar */;
+val* var_n_expr2 /* var n_expr2: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:AUtildeExpr> */
+{ /* Inline kernel$Object$init (self) on <self:AStarstarExpr> */
 RET_LABEL1:(void)0;
 }
 }
-var_n_op = p0;
-var_n_expr = p1;
+var_n_expr = p0;
+var_n_op = p1;
+var_n_expr2 = p2;
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4644);
+fatal_exit(1);
+}
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AStarstarExpr> */
+if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4645);
+fatal_exit(1);
+} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
+}
+var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
+RET_LABEL2:(void)0;
+}
+}
 if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4989);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4646);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val = var_n_op; /* _n_op on <self:AUtildeExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:AStarstarExpr> */
 if (var_n_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4990);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4647);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_op,self) on <var_n_op:nullable TTilde> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_op,self) on <var_n_op:nullable TStarstar> */
 if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TTilde> */
-RET_LABEL2:(void)0;
+var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TStarstar> */
+RET_LABEL3:(void)0;
 }
 }
-if (unlikely(var_n_expr == NULL)) {
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4991);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4648);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AUtildeExpr> */
-if (var_n_expr == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:AStarstarExpr> */
+if (var_n_expr2 == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4992);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4649);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
-if (unlikely(var_n_expr == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
-RET_LABEL3:(void)0;
+var_n_expr2->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr2:nullable AExpr> */
+RET_LABEL4:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AUtildeExpr#replace_child for (self: AUtildeExpr, ANode, nullable ANode) */
-void nitc__parser_prod___AUtildeExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$AStarstarExpr$replace_child for (self: AStarstarExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AStarstarExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
-val* var /* : Token */;
+val* var /* : AExpr */;
 short int var1 /* : Bool */;
 val* var_other /* var other: nullable Object */;
 short int var3 /* : Bool */;
@@ -2076,7 +2616,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : AExpr */;
+val* var7 /* : Token */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -2084,19 +2624,30 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
+val* var17 /* : AExpr */;
+short int var18 /* : Bool */;
+short int var20 /* : Bool */;
+short int var22 /* : Bool */;
+short int var23 /* : Bool */;
+int cltype24;
+int idtype25;
+const char* var_class_name26;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val; /* _n_op on <self:AUtildeExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AStarstarExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4997);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4654);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:Token> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:Token> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -2109,9 +2660,9 @@ RET_LABEL2:(void)0;
 }
 }
 if (var1){
-/* <var_new_child:nullable ANode> isa TTilde */
-cltype = type_nitc__TTilde.color;
-idtype = type_nitc__TTilde.id;
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype = type_nitc__AExpr.color;
+idtype = type_nitc__AExpr.id;
 if(var_new_child == NULL) {
 var6 = 0;
 } else {
@@ -2123,27 +2674,30 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 }
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TTilde", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4998);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4655);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AUtildeExpr___nitc__parser_nodes__AUnaryopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod#AUtildeExpr#n_op= on <self:AUtildeExpr>*/
+nitc__parser_prod___AStarstarExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$AStarstarExpr$n_expr= on <self:AStarstarExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AUtildeExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AStarstarExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5001);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4658);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:AExpr> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:Token> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -2156,9 +2710,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype14 = type_nitc__AExpr.color;
-idtype15 = type_nitc__AExpr.id;
+/* <var_new_child:nullable ANode> isa TStarstar */
+cltype14 = type_nitc__TStarstar.color;
+idtype15 = type_nitc__TStarstar.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -2170,188 +2724,262 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5002);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TStarstar", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4659);
+fatal_exit(1);
+}
+{
+nitc__parser_prod___AStarstarExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$AStarstarExpr$n_op= on <self:AStarstarExpr>*/
+}
+goto RET_LABEL;
+} else {
+}
+var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AStarstarExpr> */
+if (unlikely(var17 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4662);
+fatal_exit(1);
+}
+{
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExpr> */
+var_other = var_old_child;
+{
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExpr> */
+var22 = var17 == var_other;
+var20 = var22;
+goto RET_LABEL21;
+RET_LABEL21:(void)0;
+}
+}
+var18 = var20;
+goto RET_LABEL19;
+RET_LABEL19:(void)0;
+}
+}
+if (var18){
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype24 = type_nitc__AExpr.color;
+idtype25 = type_nitc__AExpr.id;
+if(var_new_child == NULL) {
+var23 = 0;
+} else {
+if(cltype24 >= var_new_child->type->table_size) {
+var23 = 0;
+} else {
+var23 = var_new_child->type->type_table[cltype24] == idtype25;
+}
+}
+if (unlikely(!var23)) {
+var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4663);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AUtildeExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#AUtildeExpr#n_expr= on <self:AUtildeExpr>*/
+nitc__parser_prod___AStarstarExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod$AStarstarExpr$n_expr2= on <self:AStarstarExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#AUtildeExpr#n_op= for (self: AUtildeExpr, Token) */
-void nitc__parser_prod___AUtildeExpr___nitc__parser_nodes__AUnaryopExpr__n_op_61d(val* self, val* p0) {
+/* method parser_prod$AStarstarExpr$n_expr= for (self: AStarstarExpr, AExpr) */
+void nitc__parser_prod___AStarstarExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AStarstarExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
+RET_LABEL1:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method parser_prod$AStarstarExpr$n_op= for (self: AStarstarExpr, Token) */
+void nitc__parser_prod___AStarstarExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
 val* var_node /* var node: Token */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val = var_node; /* _n_op on <self:AUtildeExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:AStarstarExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:Token> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AUtildeExpr#n_expr= for (self: AUtildeExpr, AExpr) */
-void nitc__parser_prod___AUtildeExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$AStarstarExpr$n_expr2= for (self: AStarstarExpr, AExpr) */
+void nitc__parser_prod___AStarstarExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AUtildeExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:AStarstarExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AUtildeExpr#visit_all for (self: AUtildeExpr, Visitor) */
-void nitc__parser_prod___AUtildeExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$AStarstarExpr$visit_all for (self: AStarstarExpr, Visitor) */
+void nitc__parser_prod___AStarstarExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
-val* var /* : Token */;
-val* var1 /* : AExpr */;
+val* var /* : AExpr */;
+val* var1 /* : Token */;
+val* var2 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val; /* _n_op on <self:AUtildeExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AStarstarExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5021);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4687);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AUtildeExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AStarstarExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5022);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4688);
+fatal_exit(1);
+}
+{
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
+}
+var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AStarstarExpr> */
+if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4689);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#ANewExpr#init_anewexpr for (self: ANewExpr, nullable TKwnew, nullable AType, nullable AQid, nullable AExprs) */
-void nitc__parser_prod___ANewExpr___init_anewexpr(val* self, val* p0, val* p1, val* p2, val* p3) {
-val* var_n_kwnew /* var n_kwnew: nullable TKwnew */;
-val* var_n_type /* var n_type: nullable AType */;
-val* var_n_qid /* var n_qid: nullable AQid */;
-val* var_n_args /* var n_args: nullable AExprs */;
-short int var /* : Bool */;
-short int var4 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var6 /* : Bool */;
-short int var7 /* : Bool */;
+/* method parser_prod$ASlashExpr$init_aslashexpr for (self: ASlashExpr, nullable AExpr, nullable TSlash, nullable AExpr) */
+void nitc__parser_prod___ASlashExpr___init_aslashexpr(val* self, val* p0, val* p1, val* p2) {
+val* var_n_expr /* var n_expr: nullable AExpr */;
+val* var_n_op /* var n_op: nullable TSlash */;
+val* var_n_expr2 /* var n_expr2: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:ANewExpr> */
+{ /* Inline kernel$Object$init (self) on <self:ASlashExpr> */
 RET_LABEL1:(void)0;
 }
 }
-var_n_kwnew = p0;
-var_n_type = p1;
-var_n_qid = p2;
-var_n_args = p3;
-if (unlikely(var_n_kwnew == NULL)) {
+var_n_expr = p0;
+var_n_op = p1;
+var_n_expr2 = p2;
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5033);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4699);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_kwnew].val = var_n_kwnew; /* _n_kwnew on <self:ANewExpr> */
-if (var_n_kwnew == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ASlashExpr> */
+if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5034);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4700);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_kwnew,self) on <var_n_kwnew:nullable TKwnew> */
-if (unlikely(var_n_kwnew == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_kwnew->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_kwnew:nullable TKwnew> */
+var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(var_n_type == NULL)) {
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5035);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4701);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_type].val = var_n_type; /* _n_type on <self:ANewExpr> */
-if (var_n_type == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:ASlashExpr> */
+if (var_n_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5036);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4702);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_type,self) on <var_n_type:nullable AType> */
-if (unlikely(var_n_type == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_op,self) on <var_n_op:nullable TSlash> */
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_type->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_type:nullable AType> */
+var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TSlash> */
 RET_LABEL3:(void)0;
 }
 }
-self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_qid].val = var_n_qid; /* _n_qid on <self:ANewExpr> */
-if (var_n_qid == NULL) {
-var = 0; /* is null */
-} else {
-var = 1; /* arg is null and recv is not */
-}
-if (0) {
-{ /* Inline kernel#Object#!= (var_n_qid,((val*)NULL)) on <var_n_qid:nullable AQid> */
-var_other = ((val*)NULL);
-{
-var6 = ((short int(*)(val* self, val* p0))(var_n_qid->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_n_qid, var_other); /* == on <var_n_qid:nullable AQid(AQid)>*/
-}
-var7 = !var6;
-var4 = var7;
-goto RET_LABEL5;
-RET_LABEL5:(void)0;
-}
-var = var4;
-}
-if (var){
-{
-{ /* Inline parser_nodes#ANode#parent= (var_n_qid,self) on <var_n_qid:nullable AQid(AQid)> */
-var_n_qid->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_qid:nullable AQid(AQid)> */
-RET_LABEL8:(void)0;
-}
-}
-} else {
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(var_n_args == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5039);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4703);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_args].val = var_n_args; /* _n_args on <self:ANewExpr> */
-if (var_n_args == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:ASlashExpr> */
+if (var_n_expr2 == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5040);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4704);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
-if (unlikely(var_n_args == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
-RET_LABEL9:(void)0;
+var_n_expr2->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr2:nullable AExpr> */
+RET_LABEL4:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ANewExpr#replace_child for (self: ANewExpr, ANode, nullable ANode) */
-void nitc__parser_prod___ANewExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$ASlashExpr$replace_child for (self: ASlashExpr, ANode, nullable ANode) */
+void nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
-val* var /* : TKwnew */;
+val* var /* : AExpr */;
 short int var1 /* : Bool */;
 val* var_other /* var other: nullable Object */;
 short int var3 /* : Bool */;
@@ -2360,7 +2988,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : AType */;
+val* var7 /* : Token */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -2368,36 +2996,30 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
-val* var17 /* : nullable AQid */;
+val* var17 /* : AExpr */;
 short int var18 /* : Bool */;
-short int var19 /* : Bool */;
-short int var21 /* : Bool */;
+short int var20 /* : Bool */;
+short int var22 /* : Bool */;
 short int var23 /* : Bool */;
-short int var24 /* : Bool */;
-int cltype25;
-int idtype26;
-const char* var_class_name27;
-val* var28 /* : AExprs */;
-short int var29 /* : Bool */;
-short int var31 /* : Bool */;
-short int var33 /* : Bool */;
-short int var34 /* : Bool */;
-int cltype35;
-int idtype36;
-const char* var_class_name37;
+int cltype24;
+int idtype25;
+const char* var_class_name26;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_kwnew].val; /* _n_kwnew on <self:ANewExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ASlashExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_kwnew");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5045);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4709);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:TKwnew> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:TKwnew> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -2410,9 +3032,9 @@ RET_LABEL2:(void)0;
 }
 }
 if (var1){
-/* <var_new_child:nullable ANode> isa TKwnew */
-cltype = type_nitc__TKwnew.color;
-idtype = type_nitc__TKwnew.id;
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype = type_nitc__AExpr.color;
+idtype = type_nitc__AExpr.id;
 if(var_new_child == NULL) {
 var6 = 0;
 } else {
@@ -2424,27 +3046,30 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 }
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TKwnew", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5046);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4710);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ANewExpr___n_kwnew_61d(self, var_new_child); /* Direct call parser_prod#ANewExpr#n_kwnew= on <self:ANewExpr>*/
+nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$ASlashExpr$n_expr= on <self:ASlashExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_type].val; /* _n_type on <self:ANewExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:ASlashExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_type");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5049);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4713);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:AType> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:AType> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:Token> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -2457,9 +3082,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa AType */
-cltype14 = type_nitc__AType.color;
-idtype15 = type_nitc__AType.id;
+/* <var_new_child:nullable ANode> isa TSlash */
+cltype14 = type_nitc__TSlash.color;
+idtype15 = type_nitc__TSlash.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -2471,286 +3096,259 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AType", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5050);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TSlash", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4714);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ANewExpr___n_type_61d(self, var_new_child); /* Direct call parser_prod#ANewExpr#n_type= on <self:ANewExpr>*/
+nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$ASlashExpr$n_op= on <self:ASlashExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_qid].val; /* _n_qid on <self:ANewExpr> */
-if (var17 == NULL) {
-var18 = 0; /* <var_old_child:ANode> cannot be null */
-} else {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:nullable AQid> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:nullable AQid(AQid)> */
-var23 = var17 == var_other;
-var21 = var23;
-goto RET_LABEL22;
-RET_LABEL22:(void)0;
-}
-}
-var19 = var21;
-goto RET_LABEL20;
-RET_LABEL20:(void)0;
-}
-var18 = var19;
-}
-if (var18){
-/* <var_new_child:nullable ANode> isa nullable AQid */
-cltype25 = type_nullable__nitc__AQid.color;
-idtype26 = type_nullable__nitc__AQid.id;
-if(var_new_child == NULL) {
-var24 = 1;
-} else {
-if(cltype25 >= var_new_child->type->table_size) {
-var24 = 0;
-} else {
-var24 = var_new_child->type->type_table[cltype25] == idtype26;
-}
-}
-if (unlikely(!var24)) {
-var_class_name27 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "nullable AQid", var_class_name27);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5054);
-fatal_exit(1);
-}
-{
-nitc__parser_prod___ANewExpr___n_qid_61d(self, var_new_child); /* Direct call parser_prod#ANewExpr#n_qid= on <self:ANewExpr>*/
-}
-goto RET_LABEL;
-} else {
+var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:ASlashExpr> */
+if (unlikely(var17 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var28 = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_args].val; /* _n_args on <self:ANewExpr> */
-if (unlikely(var28 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5057);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4717);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var28,var_old_child) on <var28:AExprs> */
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var28,var_other) on <var28:AExprs> */
-var33 = var28 == var_other;
-var31 = var33;
-goto RET_LABEL32;
-RET_LABEL32:(void)0;
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExpr> */
+var22 = var17 == var_other;
+var20 = var22;
+goto RET_LABEL21;
+RET_LABEL21:(void)0;
 }
 }
-var29 = var31;
-goto RET_LABEL30;
-RET_LABEL30:(void)0;
+var18 = var20;
+goto RET_LABEL19;
+RET_LABEL19:(void)0;
 }
 }
-if (var29){
-/* <var_new_child:nullable ANode> isa AExprs */
-cltype35 = type_nitc__AExprs.color;
-idtype36 = type_nitc__AExprs.id;
+if (var18){
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype24 = type_nitc__AExpr.color;
+idtype25 = type_nitc__AExpr.id;
 if(var_new_child == NULL) {
-var34 = 0;
+var23 = 0;
 } else {
-if(cltype35 >= var_new_child->type->table_size) {
-var34 = 0;
+if(cltype24 >= var_new_child->type->table_size) {
+var23 = 0;
 } else {
-var34 = var_new_child->type->type_table[cltype35] == idtype36;
+var23 = var_new_child->type->type_table[cltype24] == idtype25;
 }
 }
-if (unlikely(!var34)) {
-var_class_name37 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name37);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5058);
+if (unlikely(!var23)) {
+var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4718);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ANewExpr___n_args_61d(self, var_new_child); /* Direct call parser_prod#ANewExpr#n_args= on <self:ANewExpr>*/
+nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod$ASlashExpr$n_expr2= on <self:ASlashExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#ANewExpr#n_kwnew= for (self: ANewExpr, TKwnew) */
-void nitc__parser_prod___ANewExpr___n_kwnew_61d(val* self, val* p0) {
-val* var_node /* var node: TKwnew */;
+/* method parser_prod$ASlashExpr$n_expr= for (self: ASlashExpr, AExpr) */
+void nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_kwnew].val = var_node; /* _n_kwnew on <self:ANewExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:ASlashExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TKwnew> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TKwnew> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ANewExpr#n_type= for (self: ANewExpr, AType) */
-void nitc__parser_prod___ANewExpr___n_type_61d(val* self, val* p0) {
-val* var_node /* var node: AType */;
+/* method parser_prod$ASlashExpr$n_op= for (self: ASlashExpr, Token) */
+void nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
+val* var_node /* var node: Token */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_type].val = var_node; /* _n_type on <self:ANewExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:ASlashExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AType> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AType> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ANewExpr#n_qid= for (self: ANewExpr, nullable AQid) */
-void nitc__parser_prod___ANewExpr___n_qid_61d(val* self, val* p0) {
-val* var_node /* var node: nullable AQid */;
-short int var /* : Bool */;
-short int var1 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var3 /* : Bool */;
-short int var4 /* : Bool */;
+/* method parser_prod$ASlashExpr$n_expr2= for (self: ASlashExpr, AExpr) */
+void nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_qid].val = var_node; /* _n_qid on <self:ANewExpr> */
-if (var_node == NULL) {
-var = 0; /* is null */
-} else {
-var = 1; /* arg is null and recv is not */
-}
-if (0) {
-{ /* Inline kernel#Object#!= (var_node,((val*)NULL)) on <var_node:nullable AQid> */
-var_other = ((val*)NULL);
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:ASlashExpr> */
 {
-var3 = ((short int(*)(val* self, val* p0))(var_node->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_node, var_other); /* == on <var_node:nullable AQid(AQid)>*/
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
+RET_LABEL1:(void)0;
 }
-var4 = !var3;
-var1 = var4;
-goto RET_LABEL2;
-RET_LABEL2:(void)0;
 }
-var = var1;
+RET_LABEL:;
 }
-if (var){
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:nullable AQid(AQid)> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:nullable AQid(AQid)> */
-RET_LABEL5:(void)0;
+/* method parser_prod$ASlashExpr$visit_all for (self: ASlashExpr, Visitor) */
+void nitc__parser_prod___ASlashExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+val* var_v /* var v: Visitor */;
+val* var /* : AExpr */;
+val* var1 /* : Token */;
+val* var2 /* : AExpr */;
+var_v = p0;
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ASlashExpr> */
+if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-}
-} else {
-}
-RET_LABEL:;
-}
-/* method parser_prod#ANewExpr#n_args= for (self: ANewExpr, AExprs) */
-void nitc__parser_prod___ANewExpr___n_args_61d(val* self, val* p0) {
-val* var_node /* var node: AExprs */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_args].val = var_node; /* _n_args on <self:ANewExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExprs> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#ANewExpr#visit_all for (self: ANewExpr, Visitor) */
-void nitc__parser_prod___ANewExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
-val* var_v /* var v: Visitor */;
-val* var /* : TKwnew */;
-val* var1 /* : AType */;
-val* var2 /* : nullable AQid */;
-val* var3 /* : AExprs */;
-var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_kwnew].val; /* _n_kwnew on <self:ANewExpr> */
-if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_kwnew");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5087);
-fatal_exit(1);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4742);
+fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_type].val; /* _n_type on <self:ANewExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:ASlashExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_type");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5088);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4743);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_qid].val; /* _n_qid on <self:ANewExpr> */
-{
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:ASlashExpr> */
+if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var3 = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_args].val; /* _n_args on <self:ANewExpr> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5090);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4744);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var3); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrExpr#init_aattrexpr for (self: AAttrExpr, nullable AExpr, nullable TAttrid) */
-void nitc__parser_prod___AAttrExpr___init_aattrexpr(val* self, val* p0, val* p1) {
+/* method parser_prod$APercentExpr$init_apercentexpr for (self: APercentExpr, nullable AExpr, nullable TPercent, nullable AExpr) */
+void nitc__parser_prod___APercentExpr___init_apercentexpr(val* self, val* p0, val* p1, val* p2) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_id /* var n_id: nullable TAttrid */;
+val* var_n_op /* var n_op: nullable TPercent */;
+val* var_n_expr2 /* var n_expr2: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:AAttrExpr> */
+{ /* Inline kernel$Object$init (self) on <self:APercentExpr> */
 RET_LABEL1:(void)0;
 }
 }
 var_n_expr = p0;
-var_n_id = p1;
+var_n_op = p1;
+var_n_expr2 = p2;
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5099);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4754);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AAttrExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:APercentExpr> */
 if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5100);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4755);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(var_n_id == NULL)) {
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5101);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4756);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val = var_n_id; /* _n_id on <self:AAttrExpr> */
-if (var_n_id == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:APercentExpr> */
+if (var_n_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5102);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4757);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_id,self) on <var_n_id:nullable TAttrid> */
-if (unlikely(var_n_id == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_op,self) on <var_n_op:nullable TPercent> */
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_id->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_id:nullable TAttrid> */
+var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TPercent> */
 RET_LABEL3:(void)0;
 }
 }
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4758);
+fatal_exit(1);
+}
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:APercentExpr> */
+if (var_n_expr2 == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4759);
+fatal_exit(1);
+} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
+}
+var_n_expr2->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr2:nullable AExpr> */
+RET_LABEL4:(void)0;
+}
+}
 RET_LABEL:;
 }
-/* method parser_prod#AAttrExpr#replace_child for (self: AAttrExpr, ANode, nullable ANode) */
-void nitc__parser_prod___AAttrExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$APercentExpr$replace_child for (self: APercentExpr, ANode, nullable ANode) */
+void nitc__parser_prod___APercentExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
 val* var /* : AExpr */;
@@ -2762,7 +3360,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : TAttrid */;
+val* var7 /* : Token */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -2770,19 +3368,30 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
+val* var17 /* : AExpr */;
+short int var18 /* : Bool */;
+short int var20 /* : Bool */;
+short int var22 /* : Bool */;
+short int var23 /* : Bool */;
+int cltype24;
+int idtype25;
+const char* var_class_name26;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val; /* _n_expr on <self:AAttrExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:APercentExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5107);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4764);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -2810,26 +3419,29 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5108);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4765);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AAttrExpr___nitc__parser_nodes__AAttrFormExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#AAttrExpr#n_expr= on <self:AAttrExpr>*/
+nitc__parser_prod___APercentExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$APercentExpr$n_expr= on <self:APercentExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val; /* _n_id on <self:AAttrExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:APercentExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5111);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4768);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:TAttrid> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:TAttrid> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:Token> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -2842,9 +3454,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa TAttrid */
-cltype14 = type_nitc__TAttrid.color;
-idtype15 = type_nitc__TAttrid.id;
+/* <var_new_child:nullable ANode> isa TPercent */
+cltype14 = type_nitc__TPercent.color;
+idtype15 = type_nitc__TPercent.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -2856,173 +3468,259 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TAttrid", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5112);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TPercent", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4769);
+fatal_exit(1);
+}
+{
+nitc__parser_prod___APercentExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$APercentExpr$n_op= on <self:APercentExpr>*/
+}
+goto RET_LABEL;
+} else {
+}
+var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:APercentExpr> */
+if (unlikely(var17 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4772);
+fatal_exit(1);
+}
+{
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExpr> */
+var_other = var_old_child;
+{
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExpr> */
+var22 = var17 == var_other;
+var20 = var22;
+goto RET_LABEL21;
+RET_LABEL21:(void)0;
+}
+}
+var18 = var20;
+goto RET_LABEL19;
+RET_LABEL19:(void)0;
+}
+}
+if (var18){
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype24 = type_nitc__AExpr.color;
+idtype25 = type_nitc__AExpr.id;
+if(var_new_child == NULL) {
+var23 = 0;
+} else {
+if(cltype24 >= var_new_child->type->table_size) {
+var23 = 0;
+} else {
+var23 = var_new_child->type->type_table[cltype24] == idtype25;
+}
+}
+if (unlikely(!var23)) {
+var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4773);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AAttrExpr___nitc__parser_nodes__AAttrFormExpr__n_id_61d(self, var_new_child); /* Direct call parser_prod#AAttrExpr#n_id= on <self:AAttrExpr>*/
+nitc__parser_prod___APercentExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod$APercentExpr$n_expr2= on <self:APercentExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrExpr#n_expr= for (self: AAttrExpr, AExpr) */
-void nitc__parser_prod___AAttrExpr___nitc__parser_nodes__AAttrFormExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$APercentExpr$n_expr= for (self: APercentExpr, AExpr) */
+void nitc__parser_prod___APercentExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val = var_node; /* _n_expr on <self:AAttrExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:APercentExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrExpr#n_id= for (self: AAttrExpr, TAttrid) */
-void nitc__parser_prod___AAttrExpr___nitc__parser_nodes__AAttrFormExpr__n_id_61d(val* self, val* p0) {
-val* var_node /* var node: TAttrid */;
+/* method parser_prod$APercentExpr$n_op= for (self: APercentExpr, Token) */
+void nitc__parser_prod___APercentExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
+val* var_node /* var node: Token */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val = var_node; /* _n_id on <self:AAttrExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:APercentExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TAttrid> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TAttrid> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrExpr#visit_all for (self: AAttrExpr, Visitor) */
-void nitc__parser_prod___AAttrExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$APercentExpr$n_expr2= for (self: APercentExpr, AExpr) */
+void nitc__parser_prod___APercentExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:APercentExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
+RET_LABEL1:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method parser_prod$APercentExpr$visit_all for (self: APercentExpr, Visitor) */
+void nitc__parser_prod___APercentExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
 val* var /* : AExpr */;
-val* var1 /* : TAttrid */;
+val* var1 /* : Token */;
+val* var2 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val; /* _n_expr on <self:AAttrExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:APercentExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5131);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4797);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val; /* _n_id on <self:AAttrExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:APercentExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5132);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4798);
+fatal_exit(1);
+}
+{
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
+}
+var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:APercentExpr> */
+if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4799);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrAssignExpr#init_aattrassignexpr for (self: AAttrAssignExpr, nullable AExpr, nullable TAttrid, nullable TAssign, nullable AExpr) */
-void nitc__parser_prod___AAttrAssignExpr___init_aattrassignexpr(val* self, val* p0, val* p1, val* p2, val* p3) {
+/* method parser_prod$APipeExpr$init_apipeexpr for (self: APipeExpr, nullable AExpr, nullable TPipe, nullable AExpr) */
+void nitc__parser_prod___APipeExpr___init_apipeexpr(val* self, val* p0, val* p1, val* p2) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_id /* var n_id: nullable TAttrid */;
-val* var_n_assign /* var n_assign: nullable TAssign */;
-val* var_n_value /* var n_value: nullable AExpr */;
+val* var_n_op /* var n_op: nullable TPipe */;
+val* var_n_expr2 /* var n_expr2: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:AAttrAssignExpr> */
+{ /* Inline kernel$Object$init (self) on <self:APipeExpr> */
 RET_LABEL1:(void)0;
 }
 }
 var_n_expr = p0;
-var_n_id = p1;
-var_n_assign = p2;
-var_n_value = p3;
+var_n_op = p1;
+var_n_expr2 = p2;
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5143);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4809);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AAttrAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:APipeExpr> */
 if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5144);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4810);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(var_n_id == NULL)) {
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5145);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4811);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val = var_n_id; /* _n_id on <self:AAttrAssignExpr> */
-if (var_n_id == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:APipeExpr> */
+if (var_n_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5146);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4812);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_id,self) on <var_n_id:nullable TAttrid> */
-if (unlikely(var_n_id == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_op,self) on <var_n_op:nullable TPipe> */
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_id->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_id:nullable TAttrid> */
+var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TPipe> */
 RET_LABEL3:(void)0;
 }
 }
-if (unlikely(var_n_assign == NULL)) {
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5147);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4813);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val = var_n_assign; /* _n_assign on <self:AAttrAssignExpr> */
-if (var_n_assign == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:APipeExpr> */
+if (var_n_expr2 == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5148);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4814);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_assign,self) on <var_n_assign:nullable TAssign> */
-if (unlikely(var_n_assign == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_assign->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_assign:nullable TAssign> */
-RET_LABEL4:(void)0;
-}
-}
-if (unlikely(var_n_value == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5149);
-fatal_exit(1);
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val = var_n_value; /* _n_value on <self:AAttrAssignExpr> */
-if (var_n_value == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5150);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_value,self) on <var_n_value:nullable AExpr> */
-if (unlikely(var_n_value == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_value->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_value:nullable AExpr> */
-RET_LABEL5:(void)0;
+var_n_expr2->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr2:nullable AExpr> */
+RET_LABEL4:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrAssignExpr#replace_child for (self: AAttrAssignExpr, ANode, nullable ANode) */
-void nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$APipeExpr$replace_child for (self: APipeExpr, ANode, nullable ANode) */
+void nitc__parser_prod___APipeExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
 val* var /* : AExpr */;
@@ -3034,7 +3732,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : TAttrid */;
+val* var7 /* : Token */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -3042,7 +3740,7 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
-val* var17 /* : TAssign */;
+val* var17 /* : AExpr */;
 short int var18 /* : Bool */;
 short int var20 /* : Bool */;
 short int var22 /* : Bool */;
@@ -3050,27 +3748,22 @@ short int var23 /* : Bool */;
 int cltype24;
 int idtype25;
 const char* var_class_name26;
-val* var27 /* : AExpr */;
-short int var28 /* : Bool */;
-short int var30 /* : Bool */;
-short int var32 /* : Bool */;
-short int var33 /* : Bool */;
-int cltype34;
-int idtype35;
-const char* var_class_name36;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val; /* _n_expr on <self:AAttrAssignExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:APipeExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5155);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4819);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -3098,26 +3791,29 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5156);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4820);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAttrFormExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#AAttrAssignExpr#n_expr= on <self:AAttrAssignExpr>*/
+nitc__parser_prod___APipeExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$APipeExpr$n_expr= on <self:APipeExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val; /* _n_id on <self:AAttrAssignExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:APipeExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5159);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4823);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:TAttrid> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:TAttrid> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:Token> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -3130,9 +3826,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa TAttrid */
-cltype14 = type_nitc__TAttrid.color;
-idtype15 = type_nitc__TAttrid.id;
+/* <var_new_child:nullable ANode> isa TPipe */
+cltype14 = type_nitc__TPipe.color;
+idtype15 = type_nitc__TPipe.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -3144,27 +3840,30 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TAttrid", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5160);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TPipe", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4824);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAttrFormExpr__n_id_61d(self, var_new_child); /* Direct call parser_prod#AAttrAssignExpr#n_id= on <self:AAttrAssignExpr>*/
+nitc__parser_prod___APipeExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$APipeExpr$n_op= on <self:APipeExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val; /* _n_assign on <self:AAttrAssignExpr> */
+var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:APipeExpr> */
 if (unlikely(var17 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5163);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4827);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:TAssign> */
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:TAssign> */
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExpr> */
 var22 = var17 == var_other;
 var20 = var22;
 goto RET_LABEL21;
@@ -3177,9 +3876,9 @@ RET_LABEL19:(void)0;
 }
 }
 if (var18){
-/* <var_new_child:nullable ANode> isa TAssign */
-cltype24 = type_nitc__TAssign.color;
-idtype25 = type_nitc__TAssign.id;
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype24 = type_nitc__AExpr.color;
+idtype25 = type_nitc__AExpr.id;
 if(var_new_child == NULL) {
 var23 = 0;
 } else {
@@ -3191,266 +3890,209 @@ var23 = var_new_child->type->type_table[cltype24] == idtype25;
 }
 if (unlikely(!var23)) {
 var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TAssign", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5164);
-fatal_exit(1);
-}
-{
-nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_assign_61d(self, var_new_child); /* Direct call parser_prod#AAttrAssignExpr#n_assign= on <self:AAttrAssignExpr>*/
-}
-goto RET_LABEL;
-} else {
-}
-var27 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val; /* _n_value on <self:AAttrAssignExpr> */
-if (unlikely(var27 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5167);
-fatal_exit(1);
-}
-{
-{ /* Inline kernel#Object#== (var27,var_old_child) on <var27:AExpr> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var27,var_other) on <var27:AExpr> */
-var32 = var27 == var_other;
-var30 = var32;
-goto RET_LABEL31;
-RET_LABEL31:(void)0;
-}
-}
-var28 = var30;
-goto RET_LABEL29;
-RET_LABEL29:(void)0;
-}
-}
-if (var28){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype34 = type_nitc__AExpr.color;
-idtype35 = type_nitc__AExpr.id;
-if(var_new_child == NULL) {
-var33 = 0;
-} else {
-if(cltype34 >= var_new_child->type->table_size) {
-var33 = 0;
-} else {
-var33 = var_new_child->type->type_table[cltype34] == idtype35;
-}
-}
-if (unlikely(!var33)) {
-var_class_name36 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name36);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5168);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4828);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_value_61d(self, var_new_child); /* Direct call parser_prod#AAttrAssignExpr#n_value= on <self:AAttrAssignExpr>*/
+nitc__parser_prod___APipeExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod$APipeExpr$n_expr2= on <self:APipeExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrAssignExpr#n_expr= for (self: AAttrAssignExpr, AExpr) */
-void nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAttrFormExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$APipeExpr$n_expr= for (self: APipeExpr, AExpr) */
+void nitc__parser_prod___APipeExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val = var_node; /* _n_expr on <self:AAttrAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:APipeExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrAssignExpr#n_id= for (self: AAttrAssignExpr, TAttrid) */
-void nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAttrFormExpr__n_id_61d(val* self, val* p0) {
-val* var_node /* var node: TAttrid */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val = var_node; /* _n_id on <self:AAttrAssignExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TAttrid> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TAttrid> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#AAttrAssignExpr#n_assign= for (self: AAttrAssignExpr, TAssign) */
-void nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_assign_61d(val* self, val* p0) {
-val* var_node /* var node: TAssign */;
+/* method parser_prod$APipeExpr$n_op= for (self: APipeExpr, Token) */
+void nitc__parser_prod___APipeExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
+val* var_node /* var node: Token */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val = var_node; /* _n_assign on <self:AAttrAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:APipeExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TAssign> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TAssign> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrAssignExpr#n_value= for (self: AAttrAssignExpr, AExpr) */
-void nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_value_61d(val* self, val* p0) {
+/* method parser_prod$APipeExpr$n_expr2= for (self: APipeExpr, AExpr) */
+void nitc__parser_prod___APipeExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val = var_node; /* _n_value on <self:AAttrAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:APipeExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrAssignExpr#visit_all for (self: AAttrAssignExpr, Visitor) */
-void nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$APipeExpr$visit_all for (self: APipeExpr, Visitor) */
+void nitc__parser_prod___APipeExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
 val* var /* : AExpr */;
-val* var1 /* : TAttrid */;
-val* var2 /* : TAssign */;
-val* var3 /* : AExpr */;
+val* var1 /* : Token */;
+val* var2 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val; /* _n_expr on <self:AAttrAssignExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:APipeExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5197);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4852);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val; /* _n_id on <self:AAttrAssignExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:APipeExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5198);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4853);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val; /* _n_assign on <self:AAttrAssignExpr> */
+var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:APipeExpr> */
 if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5199);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var3 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val; /* _n_value on <self:AAttrAssignExpr> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5200);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4854);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var3); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrReassignExpr#init_aattrreassignexpr for (self: AAttrReassignExpr, nullable AExpr, nullable TAttrid, nullable AAssignOp, nullable AExpr) */
-void nitc__parser_prod___AAttrReassignExpr___init_aattrreassignexpr(val* self, val* p0, val* p1, val* p2, val* p3) {
+/* method parser_prod$ACaretExpr$init_acaretexpr for (self: ACaretExpr, nullable AExpr, nullable TCaret, nullable AExpr) */
+void nitc__parser_prod___ACaretExpr___init_acaretexpr(val* self, val* p0, val* p1, val* p2) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_id /* var n_id: nullable TAttrid */;
-val* var_n_assign_op /* var n_assign_op: nullable AAssignOp */;
-val* var_n_value /* var n_value: nullable AExpr */;
+val* var_n_op /* var n_op: nullable TCaret */;
+val* var_n_expr2 /* var n_expr2: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:AAttrReassignExpr> */
+{ /* Inline kernel$Object$init (self) on <self:ACaretExpr> */
 RET_LABEL1:(void)0;
 }
 }
 var_n_expr = p0;
-var_n_id = p1;
-var_n_assign_op = p2;
-var_n_value = p3;
+var_n_op = p1;
+var_n_expr2 = p2;
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5211);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4864);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AAttrReassignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ACaretExpr> */
 if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5212);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4865);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(var_n_id == NULL)) {
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5213);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4866);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val = var_n_id; /* _n_id on <self:AAttrReassignExpr> */
-if (var_n_id == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:ACaretExpr> */
+if (var_n_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5214);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4867);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_id,self) on <var_n_id:nullable TAttrid> */
-if (unlikely(var_n_id == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_op,self) on <var_n_op:nullable TCaret> */
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_id->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_id:nullable TAttrid> */
+var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TCaret> */
 RET_LABEL3:(void)0;
 }
 }
-if (unlikely(var_n_assign_op == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5215);
-fatal_exit(1);
-}
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val = var_n_assign_op; /* _n_assign_op on <self:AAttrReassignExpr> */
-if (var_n_assign_op == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5216);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_assign_op,self) on <var_n_assign_op:nullable AAssignOp> */
-if (unlikely(var_n_assign_op == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_assign_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_assign_op:nullable AAssignOp> */
-RET_LABEL4:(void)0;
-}
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(var_n_value == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5217);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4868);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val = var_n_value; /* _n_value on <self:AAttrReassignExpr> */
-if (var_n_value == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:ACaretExpr> */
+if (var_n_expr2 == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5218);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4869);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_value,self) on <var_n_value:nullable AExpr> */
-if (unlikely(var_n_value == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_value->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_value:nullable AExpr> */
-RET_LABEL5:(void)0;
+var_n_expr2->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr2:nullable AExpr> */
+RET_LABEL4:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrReassignExpr#replace_child for (self: AAttrReassignExpr, ANode, nullable ANode) */
-void nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$ACaretExpr$replace_child for (self: ACaretExpr, ANode, nullable ANode) */
+void nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
 val* var /* : AExpr */;
@@ -3462,7 +4104,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : TAttrid */;
+val* var7 /* : Token */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -3470,7 +4112,7 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
-val* var17 /* : AAssignOp */;
+val* var17 /* : AExpr */;
 short int var18 /* : Bool */;
 short int var20 /* : Bool */;
 short int var22 /* : Bool */;
@@ -3478,27 +4120,22 @@ short int var23 /* : Bool */;
 int cltype24;
 int idtype25;
 const char* var_class_name26;
-val* var27 /* : AExpr */;
-short int var28 /* : Bool */;
-short int var30 /* : Bool */;
-short int var32 /* : Bool */;
-short int var33 /* : Bool */;
-int cltype34;
-int idtype35;
-const char* var_class_name36;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val; /* _n_expr on <self:AAttrReassignExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACaretExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5223);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4874);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -3526,26 +4163,29 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5224);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4875);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AAttrFormExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#AAttrReassignExpr#n_expr= on <self:AAttrReassignExpr>*/
+nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$ACaretExpr$n_expr= on <self:ACaretExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val; /* _n_id on <self:AAttrReassignExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:ACaretExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5227);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4878);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:TAttrid> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:TAttrid> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:Token> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -3558,9 +4198,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa TAttrid */
-cltype14 = type_nitc__TAttrid.color;
-idtype15 = type_nitc__TAttrid.id;
+/* <var_new_child:nullable ANode> isa TCaret */
+cltype14 = type_nitc__TCaret.color;
+idtype15 = type_nitc__TCaret.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -3572,27 +4212,30 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TAttrid", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5228);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TCaret", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4879);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AAttrFormExpr__n_id_61d(self, var_new_child); /* Direct call parser_prod#AAttrReassignExpr#n_id= on <self:AAttrReassignExpr>*/
+nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$ACaretExpr$n_op= on <self:ACaretExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val; /* _n_assign_op on <self:AAttrReassignExpr> */
+var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:ACaretExpr> */
 if (unlikely(var17 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5231);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4882);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:AAssignOp> */
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:AAssignOp> */
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExpr> */
 var22 = var17 == var_other;
 var20 = var22;
 goto RET_LABEL21;
@@ -3605,9 +4248,9 @@ RET_LABEL19:(void)0;
 }
 }
 if (var18){
-/* <var_new_child:nullable ANode> isa AAssignOp */
-cltype24 = type_nitc__AAssignOp.color;
-idtype25 = type_nitc__AAssignOp.id;
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype24 = type_nitc__AExpr.color;
+idtype25 = type_nitc__AExpr.id;
 if(var_new_child == NULL) {
 var23 = 0;
 } else {
@@ -3619,243 +4262,209 @@ var23 = var_new_child->type->type_table[cltype24] == idtype25;
 }
 if (unlikely(!var23)) {
 var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AAssignOp", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5232);
-fatal_exit(1);
-}
-{
-nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_assign_op_61d(self, var_new_child); /* Direct call parser_prod#AAttrReassignExpr#n_assign_op= on <self:AAttrReassignExpr>*/
-}
-goto RET_LABEL;
-} else {
-}
-var27 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val; /* _n_value on <self:AAttrReassignExpr> */
-if (unlikely(var27 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5235);
-fatal_exit(1);
-}
-{
-{ /* Inline kernel#Object#== (var27,var_old_child) on <var27:AExpr> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var27,var_other) on <var27:AExpr> */
-var32 = var27 == var_other;
-var30 = var32;
-goto RET_LABEL31;
-RET_LABEL31:(void)0;
-}
-}
-var28 = var30;
-goto RET_LABEL29;
-RET_LABEL29:(void)0;
-}
-}
-if (var28){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype34 = type_nitc__AExpr.color;
-idtype35 = type_nitc__AExpr.id;
-if(var_new_child == NULL) {
-var33 = 0;
-} else {
-if(cltype34 >= var_new_child->type->table_size) {
-var33 = 0;
-} else {
-var33 = var_new_child->type->type_table[cltype34] == idtype35;
-}
-}
-if (unlikely(!var33)) {
-var_class_name36 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name36);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5236);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4883);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_value_61d(self, var_new_child); /* Direct call parser_prod#AAttrReassignExpr#n_value= on <self:AAttrReassignExpr>*/
+nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod$ACaretExpr$n_expr2= on <self:ACaretExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrReassignExpr#n_expr= for (self: AAttrReassignExpr, AExpr) */
-void nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AAttrFormExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$ACaretExpr$n_expr= for (self: ACaretExpr, AExpr) */
+void nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val = var_node; /* _n_expr on <self:AAttrReassignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:ACaretExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrReassignExpr#n_id= for (self: AAttrReassignExpr, TAttrid) */
-void nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AAttrFormExpr__n_id_61d(val* self, val* p0) {
-val* var_node /* var node: TAttrid */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val = var_node; /* _n_id on <self:AAttrReassignExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TAttrid> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TAttrid> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#AAttrReassignExpr#n_assign_op= for (self: AAttrReassignExpr, AAssignOp) */
-void nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_assign_op_61d(val* self, val* p0) {
-val* var_node /* var node: AAssignOp */;
+/* method parser_prod$ACaretExpr$n_op= for (self: ACaretExpr, Token) */
+void nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
+val* var_node /* var node: Token */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val = var_node; /* _n_assign_op on <self:AAttrReassignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:ACaretExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AAssignOp> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AAssignOp> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrReassignExpr#n_value= for (self: AAttrReassignExpr, AExpr) */
-void nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_value_61d(val* self, val* p0) {
+/* method parser_prod$ACaretExpr$n_expr2= for (self: ACaretExpr, AExpr) */
+void nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val = var_node; /* _n_value on <self:AAttrReassignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:ACaretExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AAttrReassignExpr#visit_all for (self: AAttrReassignExpr, Visitor) */
-void nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$ACaretExpr$visit_all for (self: ACaretExpr, Visitor) */
+void nitc__parser_prod___ACaretExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
 val* var /* : AExpr */;
-val* var1 /* : TAttrid */;
-val* var2 /* : AAssignOp */;
-val* var3 /* : AExpr */;
+val* var1 /* : Token */;
+val* var2 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val; /* _n_expr on <self:AAttrReassignExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACaretExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5265);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4907);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val; /* _n_id on <self:AAttrReassignExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:ACaretExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5266);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4908);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val; /* _n_assign_op on <self:AAttrReassignExpr> */
+var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:ACaretExpr> */
 if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5267);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var3 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val; /* _n_value on <self:AAttrReassignExpr> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5268);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4909);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var3); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACallExpr#init_acallexpr for (self: ACallExpr, nullable AExpr, nullable AQid, nullable AExprs) */
-void nitc__parser_prod___ACallExpr___init_acallexpr(val* self, val* p0, val* p1, val* p2) {
+/* method parser_prod$AAmpExpr$init_aampexpr for (self: AAmpExpr, nullable AExpr, nullable TAmp, nullable AExpr) */
+void nitc__parser_prod___AAmpExpr___init_aampexpr(val* self, val* p0, val* p1, val* p2) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_qid /* var n_qid: nullable AQid */;
-val* var_n_args /* var n_args: nullable AExprs */;
+val* var_n_op /* var n_op: nullable TAmp */;
+val* var_n_expr2 /* var n_expr2: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:ACallExpr> */
+{ /* Inline kernel$Object$init (self) on <self:AAmpExpr> */
 RET_LABEL1:(void)0;
 }
 }
 var_n_expr = p0;
-var_n_qid = p1;
-var_n_args = p2;
+var_n_op = p1;
+var_n_expr2 = p2;
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5278);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4919);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ACallExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AAmpExpr> */
 if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5279);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4920);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(var_n_qid == NULL)) {
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5280);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4921);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val = var_n_qid; /* _n_qid on <self:ACallExpr> */
-if (var_n_qid == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_n_op; /* _n_op on <self:AAmpExpr> */
+if (var_n_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5281);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4922);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_qid,self) on <var_n_qid:nullable AQid> */
-if (unlikely(var_n_qid == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_op,self) on <var_n_op:nullable TAmp> */
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_qid->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_qid:nullable AQid> */
+var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TAmp> */
 RET_LABEL3:(void)0;
 }
 }
-if (unlikely(var_n_args == NULL)) {
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5282);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4923);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val = var_n_args; /* _n_args on <self:ACallExpr> */
-if (var_n_args == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:AAmpExpr> */
+if (var_n_expr2 == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5283);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4924);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
-if (unlikely(var_n_args == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
+if (unlikely(var_n_expr2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
+var_n_expr2->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr2:nullable AExpr> */
 RET_LABEL4:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACallExpr#replace_child for (self: ACallExpr, ANode, nullable ANode) */
-void nitc__parser_prod___ACallExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$AAmpExpr$replace_child for (self: AAmpExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
 val* var /* : AExpr */;
@@ -3867,7 +4476,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : AQid */;
+val* var7 /* : Token */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -3875,7 +4484,7 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
-val* var17 /* : AExprs */;
+val* var17 /* : AExpr */;
 short int var18 /* : Bool */;
 short int var20 /* : Bool */;
 short int var22 /* : Bool */;
@@ -3885,17 +4494,20 @@ int idtype25;
 const char* var_class_name26;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACallExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AAmpExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5288);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4929);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -3923,26 +4535,29 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5289);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4930);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ACallExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#ACallExpr#n_expr= on <self:ACallExpr>*/
+nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$AAmpExpr$n_expr= on <self:AAmpExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val; /* _n_qid on <self:ACallExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AAmpExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_qid");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5292);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4933);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:AQid> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:AQid> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:Token> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -3955,9 +4570,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa AQid */
-cltype14 = type_nitc__AQid.color;
-idtype15 = type_nitc__AQid.id;
+/* <var_new_child:nullable ANode> isa TAmp */
+cltype14 = type_nitc__TAmp.color;
+idtype15 = type_nitc__TAmp.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -3969,27 +4584,30 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AQid", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5293);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TAmp", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4934);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ACallExpr___nitc__parser_nodes__ACallFormExpr__n_qid_61d(self, var_new_child); /* Direct call parser_prod#ACallExpr#n_qid= on <self:ACallExpr>*/
+nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$AAmpExpr$n_op= on <self:AAmpExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val; /* _n_args on <self:ACallExpr> */
+var17 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AAmpExpr> */
 if (unlikely(var17 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5296);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4937);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:AExprs> */
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:AExprs> */
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExpr> */
 var22 = var17 == var_other;
 var20 = var22;
 goto RET_LABEL21;
@@ -4002,9 +4620,9 @@ RET_LABEL19:(void)0;
 }
 }
 if (var18){
-/* <var_new_child:nullable ANode> isa AExprs */
-cltype24 = type_nitc__AExprs.color;
-idtype25 = type_nitc__AExprs.id;
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype24 = type_nitc__AExpr.color;
+idtype25 = type_nitc__AExpr.id;
 if(var_new_child == NULL) {
 var23 = 0;
 } else {
@@ -4016,222 +4634,180 @@ var23 = var_new_child->type->type_table[cltype24] == idtype25;
 }
 if (unlikely(!var23)) {
 var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5297);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4938);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ACallExpr___nitc__parser_nodes__ACallFormExpr__n_args_61d(self, var_new_child); /* Direct call parser_prod#ACallExpr#n_args= on <self:ACallExpr>*/
+nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod$AAmpExpr$n_expr2= on <self:AAmpExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACallExpr#n_expr= for (self: ACallExpr, AExpr) */
-void nitc__parser_prod___ACallExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$AAmpExpr$n_expr= for (self: AAmpExpr, AExpr) */
+void nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:ACallExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AAmpExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACallExpr#n_qid= for (self: ACallExpr, AQid) */
-void nitc__parser_prod___ACallExpr___nitc__parser_nodes__ACallFormExpr__n_qid_61d(val* self, val* p0) {
-val* var_node /* var node: AQid */;
+/* method parser_prod$AAmpExpr$n_op= for (self: AAmpExpr, Token) */
+void nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ABinopExpr__n_op_61d(val* self, val* p0) {
+val* var_node /* var node: Token */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val = var_node; /* _n_qid on <self:ACallExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val = var_node; /* _n_op on <self:AAmpExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AQid> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AQid> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACallExpr#n_args= for (self: ACallExpr, AExprs) */
-void nitc__parser_prod___ACallExpr___nitc__parser_nodes__ACallFormExpr__n_args_61d(val* self, val* p0) {
-val* var_node /* var node: AExprs */;
+/* method parser_prod$AAmpExpr$n_expr2= for (self: AAmpExpr, AExpr) */
+void nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ABinopExpr__n_expr2_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val = var_node; /* _n_args on <self:ACallExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val = var_node; /* _n_expr2 on <self:AAmpExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExprs> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACallExpr#visit_all for (self: ACallExpr, Visitor) */
-void nitc__parser_prod___ACallExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$AAmpExpr$visit_all for (self: AAmpExpr, Visitor) */
+void nitc__parser_prod___AAmpExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
 val* var /* : AExpr */;
-val* var1 /* : AQid */;
-val* var2 /* : AExprs */;
+val* var1 /* : Token */;
+val* var2 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACallExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AAmpExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5321);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4962);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val; /* _n_qid on <self:ACallExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_op].val; /* _n_op on <self:AAmpExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_qid");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5322);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4963);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val; /* _n_args on <self:ACallExpr> */
+var2 = self->attrs[COLOR_nitc__parser_nodes__ABinopExpr___n_expr2].val; /* _n_expr2 on <self:AAmpExpr> */
 if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5323);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4964);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACallAssignExpr#init_acallassignexpr for (self: ACallAssignExpr, nullable AExpr, nullable AQid, nullable AExprs, nullable TAssign, nullable AExpr) */
-void nitc__parser_prod___ACallAssignExpr___init_acallassignexpr(val* self, val* p0, val* p1, val* p2, val* p3, val* p4) {
+/* method parser_prod$AUminusExpr$init_auminusexpr for (self: AUminusExpr, nullable TMinus, nullable AExpr) */
+void nitc__parser_prod___AUminusExpr___init_auminusexpr(val* self, val* p0, val* p1) {
+val* var_n_op /* var n_op: nullable TMinus */;
 val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_qid /* var n_qid: nullable AQid */;
-val* var_n_args /* var n_args: nullable AExprs */;
-val* var_n_assign /* var n_assign: nullable TAssign */;
-val* var_n_value /* var n_value: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:ACallAssignExpr> */
+{ /* Inline kernel$Object$init (self) on <self:AUminusExpr> */
 RET_LABEL1:(void)0;
 }
 }
-var_n_expr = p0;
-var_n_qid = p1;
-var_n_args = p2;
-var_n_assign = p3;
-var_n_value = p4;
-if (unlikely(var_n_expr == NULL)) {
+var_n_op = p0;
+var_n_expr = p1;
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5335);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4973);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ACallAssignExpr> */
-if (var_n_expr == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val = var_n_op; /* _n_op on <self:AUminusExpr> */
+if (var_n_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5336);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4974);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
-if (unlikely(var_n_expr == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_op,self) on <var_n_op:nullable TMinus> */
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
+var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TMinus> */
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(var_n_qid == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5337);
-fatal_exit(1);
-}
-self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val = var_n_qid; /* _n_qid on <self:ACallAssignExpr> */
-if (var_n_qid == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5338);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_qid,self) on <var_n_qid:nullable AQid> */
-if (unlikely(var_n_qid == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_qid->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_qid:nullable AQid> */
-RET_LABEL3:(void)0;
-}
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(var_n_args == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5339);
-fatal_exit(1);
-}
-self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val = var_n_args; /* _n_args on <self:ACallAssignExpr> */
-if (var_n_args == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5340);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
-if (unlikely(var_n_args == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4975);
 fatal_exit(1);
 }
-var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
-RET_LABEL4:(void)0;
-}
-}
-if (unlikely(var_n_assign == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5341);
-fatal_exit(1);
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AUminusExpr> */
+if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val = var_n_assign; /* _n_assign on <self:ACallAssignExpr> */
-if (var_n_assign == NULL) {
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5342);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4976);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_assign,self) on <var_n_assign:nullable TAssign> */
-if (unlikely(var_n_assign == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_assign->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_assign:nullable TAssign> */
-RET_LABEL5:(void)0;
-}
-}
-if (unlikely(var_n_value == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5343);
-fatal_exit(1);
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val = var_n_value; /* _n_value on <self:ACallAssignExpr> */
-if (var_n_value == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5344);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_value,self) on <var_n_value:nullable AExpr> */
-if (unlikely(var_n_value == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_value->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_value:nullable AExpr> */
-RET_LABEL6:(void)0;
+var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
+RET_LABEL3:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACallAssignExpr#replace_child for (self: ACallAssignExpr, ANode, nullable ANode) */
-void nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$AUminusExpr$replace_child for (self: AUminusExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AUminusExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
-val* var /* : AExpr */;
+val* var /* : Token */;
 short int var1 /* : Bool */;
 val* var_other /* var other: nullable Object */;
 short int var3 /* : Bool */;
@@ -4240,7 +4816,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : AQid */;
+val* var7 /* : AExpr */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -4248,43 +4824,22 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
-val* var17 /* : AExprs */;
-short int var18 /* : Bool */;
-short int var20 /* : Bool */;
-short int var22 /* : Bool */;
-short int var23 /* : Bool */;
-int cltype24;
-int idtype25;
-const char* var_class_name26;
-val* var27 /* : TAssign */;
-short int var28 /* : Bool */;
-short int var30 /* : Bool */;
-short int var32 /* : Bool */;
-short int var33 /* : Bool */;
-int cltype34;
-int idtype35;
-const char* var_class_name36;
-val* var37 /* : AExpr */;
-short int var38 /* : Bool */;
-short int var40 /* : Bool */;
-short int var42 /* : Bool */;
-short int var43 /* : Bool */;
-int cltype44;
-int idtype45;
-const char* var_class_name46;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACallAssignExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val; /* _n_op on <self:AUminusExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5349);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4981);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:Token> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -4297,9 +4852,9 @@ RET_LABEL2:(void)0;
 }
 }
 if (var1){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype = type_nitc__AExpr.color;
-idtype = type_nitc__AExpr.id;
+/* <var_new_child:nullable ANode> isa TMinus */
+cltype = type_nitc__TMinus.color;
+idtype = type_nitc__TMinus.id;
 if(var_new_child == NULL) {
 var6 = 0;
 } else {
@@ -4311,27 +4866,30 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 }
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5350);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TMinus", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4982);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#ACallAssignExpr#n_expr= on <self:ACallAssignExpr>*/
+nitc__parser_prod___AUminusExpr___nitc__parser_nodes__AUnaryopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$AUminusExpr$n_op= on <self:AUminusExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val; /* _n_qid on <self:ACallAssignExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AUminusExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_qid");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5353);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4985);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:AQid> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:AQid> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:AExpr> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -4344,9 +4902,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa AQid */
-cltype14 = type_nitc__AQid.color;
-idtype15 = type_nitc__AQid.id;
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype14 = type_nitc__AExpr.color;
+idtype15 = type_nitc__AExpr.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -4358,409 +4916,410 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AQid", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5354);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 4986);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ACallFormExpr__n_qid_61d(self, var_new_child); /* Direct call parser_prod#ACallAssignExpr#n_qid= on <self:ACallAssignExpr>*/
+nitc__parser_prod___AUminusExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$AUminusExpr$n_expr= on <self:AUminusExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val; /* _n_args on <self:ACallAssignExpr> */
-if (unlikely(var17 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5357);
-fatal_exit(1);
+RET_LABEL:;
 }
+/* method parser_prod$AUminusExpr$n_op= for (self: AUminusExpr, Token) */
+void nitc__parser_prod___AUminusExpr___nitc__parser_nodes__AUnaryopExpr__n_op_61d(val* self, val* p0) {
+val* var_node /* var node: Token */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val = var_node; /* _n_op on <self:AUminusExpr> */
 {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:AExprs> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:AExprs> */
-var22 = var17 == var_other;
-var20 = var22;
-goto RET_LABEL21;
-RET_LABEL21:(void)0;
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
+RET_LABEL1:(void)0;
 }
 }
-var18 = var20;
-goto RET_LABEL19;
-RET_LABEL19:(void)0;
+RET_LABEL:;
 }
+/* method parser_prod$AUminusExpr$n_expr= for (self: AUminusExpr, AExpr) */
+void nitc__parser_prod___AUminusExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AUminusExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
+RET_LABEL1:(void)0;
 }
-if (var18){
-/* <var_new_child:nullable ANode> isa AExprs */
-cltype24 = type_nitc__AExprs.color;
-idtype25 = type_nitc__AExprs.id;
-if(var_new_child == NULL) {
-var23 = 0;
-} else {
-if(cltype24 >= var_new_child->type->table_size) {
-var23 = 0;
-} else {
-var23 = var_new_child->type->type_table[cltype24] == idtype25;
 }
+RET_LABEL:;
 }
-if (unlikely(!var23)) {
-var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5358);
+/* method parser_prod$AUminusExpr$visit_all for (self: AUminusExpr, Visitor) */
+void nitc__parser_prod___AUminusExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+val* var_v /* var v: Visitor */;
+val* var /* : Token */;
+val* var1 /* : AExpr */;
+var_v = p0;
+var = self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val; /* _n_op on <self:AUminusExpr> */
+if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5005);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ACallFormExpr__n_args_61d(self, var_new_child); /* Direct call parser_prod#ACallAssignExpr#n_args= on <self:ACallAssignExpr>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-goto RET_LABEL;
-} else {
+var1 = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AUminusExpr> */
+if (unlikely(var1 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var27 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val; /* _n_assign on <self:ACallAssignExpr> */
-if (unlikely(var27 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5361);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5006);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var27,var_old_child) on <var27:TAssign> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var27,var_other) on <var27:TAssign> */
-var32 = var27 == var_other;
-var30 = var32;
-goto RET_LABEL31;
-RET_LABEL31:(void)0;
-}
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var28 = var30;
-goto RET_LABEL29;
-RET_LABEL29:(void)0;
+RET_LABEL:;
 }
+/* method parser_prod$AUplusExpr$init_auplusexpr for (self: AUplusExpr, nullable TPlus, nullable AExpr) */
+void nitc__parser_prod___AUplusExpr___init_auplusexpr(val* self, val* p0, val* p1) {
+val* var_n_op /* var n_op: nullable TPlus */;
+val* var_n_expr /* var n_expr: nullable AExpr */;
+{
+{ /* Inline kernel$Object$init (self) on <self:AUplusExpr> */
+RET_LABEL1:(void)0;
 }
-if (var28){
-/* <var_new_child:nullable ANode> isa TAssign */
-cltype34 = type_nitc__TAssign.color;
-idtype35 = type_nitc__TAssign.id;
-if(var_new_child == NULL) {
-var33 = 0;
-} else {
-if(cltype34 >= var_new_child->type->table_size) {
-var33 = 0;
-} else {
-var33 = var_new_child->type->type_table[cltype34] == idtype35;
 }
+var_n_op = p0;
+var_n_expr = p1;
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(!var33)) {
-var_class_name36 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TAssign", var_class_name36);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5362);
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5015);
 fatal_exit(1);
 }
-{
-nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_assign_61d(self, var_new_child); /* Direct call parser_prod#ACallAssignExpr#n_assign= on <self:ACallAssignExpr>*/
+self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val = var_n_op; /* _n_op on <self:AUplusExpr> */
+if (var_n_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-goto RET_LABEL;
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5016);
+fatal_exit(1);
 } else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_op,self) on <var_n_op:nullable TPlus> */
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var37 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val; /* _n_value on <self:ACallAssignExpr> */
-if (unlikely(var37 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5365);
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-{
-{ /* Inline kernel#Object#== (var37,var_old_child) on <var37:AExpr> */
+var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TPlus> */
+RET_LABEL2:(void)0;
+}
+}
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5017);
+fatal_exit(1);
+}
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AUplusExpr> */
+if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5018);
+fatal_exit(1);
+} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
+}
+var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
+RET_LABEL3:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method parser_prod$AUplusExpr$replace_child for (self: AUplusExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AUplusExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+val* var_old_child /* var old_child: ANode */;
+val* var_new_child /* var new_child: nullable ANode */;
+val* var /* : Token */;
+short int var1 /* : Bool */;
+val* var_other /* var other: nullable Object */;
+short int var3 /* : Bool */;
+short int var5 /* : Bool */;
+short int var6 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+val* var7 /* : AExpr */;
+short int var8 /* : Bool */;
+short int var10 /* : Bool */;
+short int var12 /* : Bool */;
+short int var13 /* : Bool */;
+int cltype14;
+int idtype15;
+const char* var_class_name16;
+var_old_child = p0;
+var_new_child = p1;
+var = self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val; /* _n_op on <self:AUplusExpr> */
+if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5023);
+fatal_exit(1);
+}
+{
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var37,var_other) on <var37:AExpr> */
-var42 = var37 == var_other;
-var40 = var42;
-goto RET_LABEL41;
-RET_LABEL41:(void)0;
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:Token> */
+var5 = var == var_other;
+var3 = var5;
+goto RET_LABEL4;
+RET_LABEL4:(void)0;
 }
 }
-var38 = var40;
-goto RET_LABEL39;
-RET_LABEL39:(void)0;
+var1 = var3;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
 }
 }
-if (var38){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype44 = type_nitc__AExpr.color;
-idtype45 = type_nitc__AExpr.id;
+if (var1){
+/* <var_new_child:nullable ANode> isa TPlus */
+cltype = type_nitc__TPlus.color;
+idtype = type_nitc__TPlus.id;
 if(var_new_child == NULL) {
-var43 = 0;
+var6 = 0;
 } else {
-if(cltype44 >= var_new_child->type->table_size) {
-var43 = 0;
+if(cltype >= var_new_child->type->table_size) {
+var6 = 0;
 } else {
-var43 = var_new_child->type->type_table[cltype44] == idtype45;
+var6 = var_new_child->type->type_table[cltype] == idtype;
 }
 }
-if (unlikely(!var43)) {
-var_class_name46 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name46);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5366);
+if (unlikely(!var6)) {
+var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TPlus", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5024);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_value_61d(self, var_new_child); /* Direct call parser_prod#ACallAssignExpr#n_value= on <self:ACallAssignExpr>*/
+nitc__parser_prod___AUplusExpr___nitc__parser_nodes__AUnaryopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$AUplusExpr$n_op= on <self:AUplusExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-RET_LABEL:;
+var7 = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AUplusExpr> */
+if (unlikely(var7 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5027);
+fatal_exit(1);
 }
-/* method parser_prod#ACallAssignExpr#n_expr= for (self: ACallAssignExpr, AExpr) */
-void nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
-val* var_node /* var node: AExpr */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:ACallAssignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
-RET_LABEL1:(void)0;
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:AExpr> */
+var_other = var_old_child;
+{
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:AExpr> */
+var12 = var7 == var_other;
+var10 = var12;
+goto RET_LABEL11;
+RET_LABEL11:(void)0;
 }
 }
-RET_LABEL:;
+var8 = var10;
+goto RET_LABEL9;
+RET_LABEL9:(void)0;
 }
-/* method parser_prod#ACallAssignExpr#n_qid= for (self: ACallAssignExpr, AQid) */
-void nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ACallFormExpr__n_qid_61d(val* self, val* p0) {
-val* var_node /* var node: AQid */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val = var_node; /* _n_qid on <self:ACallAssignExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AQid> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AQid> */
-RET_LABEL1:(void)0;
+}
+if (var8){
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype14 = type_nitc__AExpr.color;
+idtype15 = type_nitc__AExpr.id;
+if(var_new_child == NULL) {
+var13 = 0;
+} else {
+if(cltype14 >= var_new_child->type->table_size) {
+var13 = 0;
+} else {
+var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 }
-RET_LABEL:;
+if (unlikely(!var13)) {
+var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5028);
+fatal_exit(1);
 }
-/* method parser_prod#ACallAssignExpr#n_args= for (self: ACallAssignExpr, AExprs) */
-void nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ACallFormExpr__n_args_61d(val* self, val* p0) {
-val* var_node /* var node: AExprs */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val = var_node; /* _n_args on <self:ACallAssignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExprs> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
-RET_LABEL1:(void)0;
+nitc__parser_prod___AUplusExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$AUplusExpr$n_expr= on <self:AUplusExpr>*/
 }
+goto RET_LABEL;
+} else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACallAssignExpr#n_assign= for (self: ACallAssignExpr, TAssign) */
-void nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_assign_61d(val* self, val* p0) {
-val* var_node /* var node: TAssign */;
+/* method parser_prod$AUplusExpr$n_op= for (self: AUplusExpr, Token) */
+void nitc__parser_prod___AUplusExpr___nitc__parser_nodes__AUnaryopExpr__n_op_61d(val* self, val* p0) {
+val* var_node /* var node: Token */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val = var_node; /* _n_assign on <self:ACallAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val = var_node; /* _n_op on <self:AUplusExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TAssign> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TAssign> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACallAssignExpr#n_value= for (self: ACallAssignExpr, AExpr) */
-void nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_value_61d(val* self, val* p0) {
+/* method parser_prod$AUplusExpr$n_expr= for (self: AUplusExpr, AExpr) */
+void nitc__parser_prod___AUplusExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val = var_node; /* _n_value on <self:ACallAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AUplusExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACallAssignExpr#visit_all for (self: ACallAssignExpr, Visitor) */
-void nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$AUplusExpr$visit_all for (self: AUplusExpr, Visitor) */
+void nitc__parser_prod___AUplusExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
-val* var /* : AExpr */;
-val* var1 /* : AQid */;
-val* var2 /* : AExprs */;
-val* var3 /* : TAssign */;
-val* var4 /* : AExpr */;
+val* var /* : Token */;
+val* var1 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACallAssignExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val; /* _n_op on <self:AUplusExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5400);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-var1 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val; /* _n_qid on <self:ACallAssignExpr> */
-if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_qid");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5401);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val; /* _n_args on <self:ACallAssignExpr> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5402);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5047);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-var3 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val; /* _n_assign on <self:ACallAssignExpr> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5403);
-fatal_exit(1);
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-{
-nitc___nitc__Visitor___enter_visit(var_v, var3); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+var1 = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AUplusExpr> */
+if (unlikely(var1 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var4 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val; /* _n_value on <self:ACallAssignExpr> */
-if (unlikely(var4 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5404);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5048);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var4); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACallReassignExpr#init_acallreassignexpr for (self: ACallReassignExpr, nullable AExpr, nullable AQid, nullable AExprs, nullable AAssignOp, nullable AExpr) */
-void nitc__parser_prod___ACallReassignExpr___init_acallreassignexpr(val* self, val* p0, val* p1, val* p2, val* p3, val* p4) {
+/* method parser_prod$AUtildeExpr$init_autildeexpr for (self: AUtildeExpr, nullable TTilde, nullable AExpr) */
+void nitc__parser_prod___AUtildeExpr___init_autildeexpr(val* self, val* p0, val* p1) {
+val* var_n_op /* var n_op: nullable TTilde */;
 val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_qid /* var n_qid: nullable AQid */;
-val* var_n_args /* var n_args: nullable AExprs */;
-val* var_n_assign_op /* var n_assign_op: nullable AAssignOp */;
-val* var_n_value /* var n_value: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:ACallReassignExpr> */
+{ /* Inline kernel$Object$init (self) on <self:AUtildeExpr> */
 RET_LABEL1:(void)0;
 }
 }
-var_n_expr = p0;
-var_n_qid = p1;
-var_n_args = p2;
-var_n_assign_op = p3;
-var_n_value = p4;
-if (unlikely(var_n_expr == NULL)) {
+var_n_op = p0;
+var_n_expr = p1;
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5416);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5057);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ACallReassignExpr> */
-if (var_n_expr == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val = var_n_op; /* _n_op on <self:AUtildeExpr> */
+if (var_n_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5417);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5058);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
-if (unlikely(var_n_expr == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_op,self) on <var_n_op:nullable TTilde> */
+if (unlikely(var_n_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
+var_n_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_op:nullable TTilde> */
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(var_n_qid == NULL)) {
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5418);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5059);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val = var_n_qid; /* _n_qid on <self:ACallReassignExpr> */
-if (var_n_qid == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AUtildeExpr> */
+if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5419);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5060);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_qid,self) on <var_n_qid:nullable AQid> */
-if (unlikely(var_n_qid == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_qid->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_qid:nullable AQid> */
+var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL3:(void)0;
 }
 }
-if (unlikely(var_n_args == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5420);
-fatal_exit(1);
-}
-self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val = var_n_args; /* _n_args on <self:ACallReassignExpr> */
-if (var_n_args == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5421);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
-if (unlikely(var_n_args == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
+RET_LABEL:;
 }
-var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
-RET_LABEL4:(void)0;
-}
-}
-if (unlikely(var_n_assign_op == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5422);
-fatal_exit(1);
-}
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val = var_n_assign_op; /* _n_assign_op on <self:ACallReassignExpr> */
-if (var_n_assign_op == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5423);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_assign_op,self) on <var_n_assign_op:nullable AAssignOp> */
-if (unlikely(var_n_assign_op == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_assign_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_assign_op:nullable AAssignOp> */
-RET_LABEL5:(void)0;
-}
-}
-if (unlikely(var_n_value == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5424);
-fatal_exit(1);
-}
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val = var_n_value; /* _n_value on <self:ACallReassignExpr> */
-if (var_n_value == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5425);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_value,self) on <var_n_value:nullable AExpr> */
-if (unlikely(var_n_value == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_value->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_value:nullable AExpr> */
-RET_LABEL6:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#ACallReassignExpr#replace_child for (self: ACallReassignExpr, ANode, nullable ANode) */
-void nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$AUtildeExpr$replace_child for (self: AUtildeExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AUtildeExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
-val* var /* : AExpr */;
+val* var /* : Token */;
 short int var1 /* : Bool */;
 val* var_other /* var other: nullable Object */;
 short int var3 /* : Bool */;
@@ -4769,7 +5328,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : AQid */;
+val* var7 /* : AExpr */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -4777,43 +5336,22 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
-val* var17 /* : AExprs */;
-short int var18 /* : Bool */;
-short int var20 /* : Bool */;
-short int var22 /* : Bool */;
-short int var23 /* : Bool */;
-int cltype24;
-int idtype25;
-const char* var_class_name26;
-val* var27 /* : AAssignOp */;
-short int var28 /* : Bool */;
-short int var30 /* : Bool */;
-short int var32 /* : Bool */;
-short int var33 /* : Bool */;
-int cltype34;
-int idtype35;
-const char* var_class_name36;
-val* var37 /* : AExpr */;
-short int var38 /* : Bool */;
-short int var40 /* : Bool */;
-short int var42 /* : Bool */;
-short int var43 /* : Bool */;
-int cltype44;
-int idtype45;
-const char* var_class_name46;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACallReassignExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val; /* _n_op on <self:AUtildeExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5430);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5065);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:Token> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:Token> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -4826,9 +5364,9 @@ RET_LABEL2:(void)0;
 }
 }
 if (var1){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype = type_nitc__AExpr.color;
-idtype = type_nitc__AExpr.id;
+/* <var_new_child:nullable ANode> isa TTilde */
+cltype = type_nitc__TTilde.color;
+idtype = type_nitc__TTilde.id;
 if(var_new_child == NULL) {
 var6 = 0;
 } else {
@@ -4840,27 +5378,30 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 }
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5431);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TTilde", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5066);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#ACallReassignExpr#n_expr= on <self:ACallReassignExpr>*/
+nitc__parser_prod___AUtildeExpr___nitc__parser_nodes__AUnaryopExpr__n_op_61d(self, var_new_child); /* Direct call parser_prod$AUtildeExpr$n_op= on <self:AUtildeExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val; /* _n_qid on <self:ACallReassignExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AUtildeExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_qid");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5434);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5069);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:AQid> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:AQid> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:AExpr> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -4873,9 +5414,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa AQid */
-cltype14 = type_nitc__AQid.color;
-idtype15 = type_nitc__AQid.id;
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype14 = type_nitc__AExpr.color;
+idtype15 = type_nitc__AExpr.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -4887,393 +5428,239 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AQid", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5435);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5070);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ACallFormExpr__n_qid_61d(self, var_new_child); /* Direct call parser_prod#ACallReassignExpr#n_qid= on <self:ACallReassignExpr>*/
+nitc__parser_prod___AUtildeExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$AUtildeExpr$n_expr= on <self:AUtildeExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val; /* _n_args on <self:ACallReassignExpr> */
-if (unlikely(var17 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5438);
-fatal_exit(1);
+RET_LABEL:;
 }
+/* method parser_prod$AUtildeExpr$n_op= for (self: AUtildeExpr, Token) */
+void nitc__parser_prod___AUtildeExpr___nitc__parser_nodes__AUnaryopExpr__n_op_61d(val* self, val* p0) {
+val* var_node /* var node: Token */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val = var_node; /* _n_op on <self:AUtildeExpr> */
 {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:AExprs> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:AExprs> */
-var22 = var17 == var_other;
-var20 = var22;
-goto RET_LABEL21;
-RET_LABEL21:(void)0;
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:Token> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:Token> */
+RET_LABEL1:(void)0;
 }
 }
-var18 = var20;
-goto RET_LABEL19;
-RET_LABEL19:(void)0;
+RET_LABEL:;
 }
+/* method parser_prod$AUtildeExpr$n_expr= for (self: AUtildeExpr, AExpr) */
+void nitc__parser_prod___AUtildeExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AUtildeExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
+RET_LABEL1:(void)0;
 }
-if (var18){
-/* <var_new_child:nullable ANode> isa AExprs */
-cltype24 = type_nitc__AExprs.color;
-idtype25 = type_nitc__AExprs.id;
-if(var_new_child == NULL) {
-var23 = 0;
-} else {
-if(cltype24 >= var_new_child->type->table_size) {
-var23 = 0;
-} else {
-var23 = var_new_child->type->type_table[cltype24] == idtype25;
 }
+RET_LABEL:;
 }
-if (unlikely(!var23)) {
-var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5439);
+/* method parser_prod$AUtildeExpr$visit_all for (self: AUtildeExpr, Visitor) */
+void nitc__parser_prod___AUtildeExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+val* var_v /* var v: Visitor */;
+val* var /* : Token */;
+val* var1 /* : AExpr */;
+var_v = p0;
+var = self->attrs[COLOR_nitc__parser_nodes__AUnaryopExpr___n_op].val; /* _n_op on <self:AUtildeExpr> */
+if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5089);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ACallFormExpr__n_args_61d(self, var_new_child); /* Direct call parser_prod#ACallReassignExpr#n_args= on <self:ACallReassignExpr>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-goto RET_LABEL;
-} else {
+var1 = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AUtildeExpr> */
+if (unlikely(var1 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var27 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val; /* _n_assign_op on <self:ACallReassignExpr> */
-if (unlikely(var27 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5442);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5090);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var27,var_old_child) on <var27:AAssignOp> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var27,var_other) on <var27:AAssignOp> */
-var32 = var27 == var_other;
-var30 = var32;
-goto RET_LABEL31;
-RET_LABEL31:(void)0;
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
+RET_LABEL:;
 }
-var28 = var30;
-goto RET_LABEL29;
-RET_LABEL29:(void)0;
-}
+/* method parser_prod$ANewExpr$init_anewexpr for (self: ANewExpr, nullable TKwnew, nullable AType, nullable AQid, nullable AExprs) */
+void nitc__parser_prod___ANewExpr___init_anewexpr(val* self, val* p0, val* p1, val* p2, val* p3) {
+val* var_n_kwnew /* var n_kwnew: nullable TKwnew */;
+val* var_n_type /* var n_type: nullable AType */;
+val* var_n_qid /* var n_qid: nullable AQid */;
+val* var_n_args /* var n_args: nullable AExprs */;
+short int var /* : Bool */;
+short int var4 /* : Bool */;
+val* var_other /* var other: nullable Object */;
+short int var6 /* : Bool */;
+short int var7 /* : Bool */;
+{
+{ /* Inline kernel$Object$init (self) on <self:ANewExpr> */
+RET_LABEL1:(void)0;
 }
-if (var28){
-/* <var_new_child:nullable ANode> isa AAssignOp */
-cltype34 = type_nitc__AAssignOp.color;
-idtype35 = type_nitc__AAssignOp.id;
-if(var_new_child == NULL) {
-var33 = 0;
-} else {
-if(cltype34 >= var_new_child->type->table_size) {
-var33 = 0;
-} else {
-var33 = var_new_child->type->type_table[cltype34] == idtype35;
 }
+var_n_kwnew = p0;
+var_n_type = p1;
+var_n_qid = p2;
+var_n_args = p3;
+if (unlikely(var_n_kwnew == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(!var33)) {
-var_class_name36 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AAssignOp", var_class_name36);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5443);
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5101);
 fatal_exit(1);
 }
-{
-nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_assign_op_61d(self, var_new_child); /* Direct call parser_prod#ACallReassignExpr#n_assign_op= on <self:ACallReassignExpr>*/
+self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_kwnew].val = var_n_kwnew; /* _n_kwnew on <self:ANewExpr> */
+if (var_n_kwnew == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-goto RET_LABEL;
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5102);
+fatal_exit(1);
 } else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_kwnew,self) on <var_n_kwnew:nullable TKwnew> */
+if (unlikely(var_n_kwnew == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var37 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val; /* _n_value on <self:ACallReassignExpr> */
-if (unlikely(var37 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5446);
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-{
-{ /* Inline kernel#Object#== (var37,var_old_child) on <var37:AExpr> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var37,var_other) on <var37:AExpr> */
-var42 = var37 == var_other;
-var40 = var42;
-goto RET_LABEL41;
-RET_LABEL41:(void)0;
+var_n_kwnew->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_kwnew:nullable TKwnew> */
+RET_LABEL2:(void)0;
 }
 }
-var38 = var40;
-goto RET_LABEL39;
-RET_LABEL39:(void)0;
+if (unlikely(var_n_type == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5103);
+fatal_exit(1);
 }
-if (var38){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype44 = type_nitc__AExpr.color;
-idtype45 = type_nitc__AExpr.id;
-if(var_new_child == NULL) {
-var43 = 0;
-} else {
-if(cltype44 >= var_new_child->type->table_size) {
-var43 = 0;
-} else {
-var43 = var_new_child->type->type_table[cltype44] == idtype45;
+self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_type].val = var_n_type; /* _n_type on <self:ANewExpr> */
+if (var_n_type == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5104);
+fatal_exit(1);
+} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_type,self) on <var_n_type:nullable AType> */
+if (unlikely(var_n_type == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(!var43)) {
-var_class_name46 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name46);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5447);
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-{
-nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_value_61d(self, var_new_child); /* Direct call parser_prod#ACallReassignExpr#n_value= on <self:ACallReassignExpr>*/
-}
-goto RET_LABEL;
-} else {
-}
-RET_LABEL:;
-}
-/* method parser_prod#ACallReassignExpr#n_expr= for (self: ACallReassignExpr, AExpr) */
-void nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
-val* var_node /* var node: AExpr */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:ACallReassignExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#ACallReassignExpr#n_qid= for (self: ACallReassignExpr, AQid) */
-void nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ACallFormExpr__n_qid_61d(val* self, val* p0) {
-val* var_node /* var node: AQid */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val = var_node; /* _n_qid on <self:ACallReassignExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AQid> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AQid> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#ACallReassignExpr#n_args= for (self: ACallReassignExpr, AExprs) */
-void nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ACallFormExpr__n_args_61d(val* self, val* p0) {
-val* var_node /* var node: AExprs */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val = var_node; /* _n_args on <self:ACallReassignExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExprs> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#ACallReassignExpr#n_assign_op= for (self: ACallReassignExpr, AAssignOp) */
-void nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_assign_op_61d(val* self, val* p0) {
-val* var_node /* var node: AAssignOp */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val = var_node; /* _n_assign_op on <self:ACallReassignExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AAssignOp> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AAssignOp> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#ACallReassignExpr#n_value= for (self: ACallReassignExpr, AExpr) */
-void nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_value_61d(val* self, val* p0) {
-val* var_node /* var node: AExpr */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val = var_node; /* _n_value on <self:ACallReassignExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#ACallReassignExpr#visit_all for (self: ACallReassignExpr, Visitor) */
-void nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
-val* var_v /* var v: Visitor */;
-val* var /* : AExpr */;
-val* var1 /* : AQid */;
-val* var2 /* : AExprs */;
-val* var3 /* : AAssignOp */;
-val* var4 /* : AExpr */;
-var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACallReassignExpr> */
-if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5481);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-var1 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val; /* _n_qid on <self:ACallReassignExpr> */
-if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_qid");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5482);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-var2 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val; /* _n_args on <self:ACallReassignExpr> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5483);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-var3 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val; /* _n_assign_op on <self:ACallReassignExpr> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5484);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var3); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-var4 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val; /* _n_value on <self:ACallReassignExpr> */
-if (unlikely(var4 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5485);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var4); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-RET_LABEL:;
-}
-/* method parser_prod#ASuperExpr#init_asuperexpr for (self: ASuperExpr, nullable AQualified, nullable TKwsuper, nullable AExprs) */
-void nitc__parser_prod___ASuperExpr___init_asuperexpr(val* self, val* p0, val* p1, val* p2) {
-val* var_n_qualified /* var n_qualified: nullable AQualified */;
-val* var_n_kwsuper /* var n_kwsuper: nullable TKwsuper */;
-val* var_n_args /* var n_args: nullable AExprs */;
-short int var /* : Bool */;
-short int var2 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var4 /* : Bool */;
-short int var5 /* : Bool */;
-{
-{ /* Inline kernel#Object#init (self) on <self:ASuperExpr> */
-RET_LABEL1:(void)0;
+var_n_type->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_type:nullable AType> */
+RET_LABEL3:(void)0;
 }
 }
-var_n_qualified = p0;
-var_n_kwsuper = p1;
-var_n_args = p2;
-self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_qualified].val = var_n_qualified; /* _n_qualified on <self:ASuperExpr> */
-if (var_n_qualified == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_qid].val = var_n_qid; /* _n_qid on <self:ANewExpr> */
+if (var_n_qid == NULL) {
 var = 0; /* is null */
 } else {
 var = 1; /* arg is null and recv is not */
 }
 if (0) {
-{ /* Inline kernel#Object#!= (var_n_qualified,((val*)NULL)) on <var_n_qualified:nullable AQualified> */
+{ /* Inline kernel$Object$!= (var_n_qid,((val*)NULL)) on <var_n_qid:nullable AQid> */
 var_other = ((val*)NULL);
 {
-var4 = ((short int(*)(val* self, val* p0))(var_n_qualified->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_n_qualified, var_other); /* == on <var_n_qualified:nullable AQualified(AQualified)>*/
+var6 = ((short int(*)(val* self, val* p0))(var_n_qid->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_n_qid, var_other); /* == on <var_n_qid:nullable AQid(AQid)>*/
 }
-var5 = !var4;
-var2 = var5;
-goto RET_LABEL3;
-RET_LABEL3:(void)0;
+var7 = !var6;
+var4 = var7;
+goto RET_LABEL5;
+RET_LABEL5:(void)0;
 }
-var = var2;
+var = var4;
 }
 if (var){
 {
-{ /* Inline parser_nodes#ANode#parent= (var_n_qualified,self) on <var_n_qualified:nullable AQualified(AQualified)> */
-var_n_qualified->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_qualified:nullable AQualified(AQualified)> */
-RET_LABEL6:(void)0;
-}
-}
-} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_qid,self) on <var_n_qid:nullable AQid(AQid)> */
+var_n_qid->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_qid:nullable AQid(AQid)> */
+RET_LABEL8:(void)0;
 }
-if (unlikely(var_n_kwsuper == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5497);
-fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_kwsuper].val = var_n_kwsuper; /* _n_kwsuper on <self:ASuperExpr> */
-if (var_n_kwsuper == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5498);
-fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_kwsuper,self) on <var_n_kwsuper:nullable TKwsuper> */
-if (unlikely(var_n_kwsuper == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_kwsuper->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_kwsuper:nullable TKwsuper> */
-RET_LABEL7:(void)0;
-}
 }
 if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5499);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5107);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_args].val = var_n_args; /* _n_args on <self:ASuperExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_args].val = var_n_args; /* _n_args on <self:ANewExpr> */
 if (var_n_args == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5500);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5108);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
 if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
-RET_LABEL8:(void)0;
+RET_LABEL9:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ASuperExpr#replace_child for (self: ASuperExpr, ANode, nullable ANode) */
-void nitc__parser_prod___ASuperExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$ANewExpr$replace_child for (self: ANewExpr, ANode, nullable ANode) */
+void nitc__parser_prod___ANewExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
-val* var /* : nullable AQualified */;
+val* var /* : TKwnew */;
 short int var1 /* : Bool */;
-short int var2 /* : Bool */;
 val* var_other /* var other: nullable Object */;
-short int var4 /* : Bool */;
+short int var3 /* : Bool */;
+short int var5 /* : Bool */;
 short int var6 /* : Bool */;
-short int var7 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var8 /* : TKwsuper */;
-short int var9 /* : Bool */;
-short int var11 /* : Bool */;
+val* var7 /* : AType */;
+short int var8 /* : Bool */;
+short int var10 /* : Bool */;
+short int var12 /* : Bool */;
 short int var13 /* : Bool */;
-short int var14 /* : Bool */;
-int cltype15;
-int idtype16;
-const char* var_class_name17;
-val* var18 /* : AExprs */;
+int cltype14;
+int idtype15;
+const char* var_class_name16;
+val* var17 /* : nullable AQid */;
+short int var18 /* : Bool */;
 short int var19 /* : Bool */;
 short int var21 /* : Bool */;
 short int var23 /* : Bool */;
@@ -5281,112 +5668,125 @@ short int var24 /* : Bool */;
 int cltype25;
 int idtype26;
 const char* var_class_name27;
+val* var28 /* : AExprs */;
+short int var29 /* : Bool */;
+short int var31 /* : Bool */;
+short int var33 /* : Bool */;
+short int var34 /* : Bool */;
+int cltype35;
+int idtype36;
+const char* var_class_name37;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_qualified].val; /* _n_qualified on <self:ASuperExpr> */
-if (var == NULL) {
-var1 = 0; /* <var_old_child:ANode> cannot be null */
-} else {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:nullable AQualified> */
+var = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_kwnew].val; /* _n_kwnew on <self:ANewExpr> */
+if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_kwnew");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5113);
+fatal_exit(1);
+}
+{
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:TKwnew> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:nullable AQualified(AQualified)> */
-var6 = var == var_other;
-var4 = var6;
-goto RET_LABEL5;
-RET_LABEL5:(void)0;
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:TKwnew> */
+var5 = var == var_other;
+var3 = var5;
+goto RET_LABEL4;
+RET_LABEL4:(void)0;
 }
 }
-var2 = var4;
-goto RET_LABEL3;
-RET_LABEL3:(void)0;
+var1 = var3;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
 }
-var1 = var2;
 }
 if (var1){
-/* <var_new_child:nullable ANode> isa nullable AQualified */
-cltype = type_nullable__nitc__AQualified.color;
-idtype = type_nullable__nitc__AQualified.id;
+/* <var_new_child:nullable ANode> isa TKwnew */
+cltype = type_nitc__TKwnew.color;
+idtype = type_nitc__TKwnew.id;
 if(var_new_child == NULL) {
-var7 = 1;
+var6 = 0;
 } else {
 if(cltype >= var_new_child->type->table_size) {
-var7 = 0;
+var6 = 0;
 } else {
-var7 = var_new_child->type->type_table[cltype] == idtype;
+var6 = var_new_child->type->type_table[cltype] == idtype;
 }
 }
-if (unlikely(!var7)) {
+if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "nullable AQualified", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5506);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TKwnew", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5114);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ASuperExpr___n_qualified_61d(self, var_new_child); /* Direct call parser_prod#ASuperExpr#n_qualified= on <self:ASuperExpr>*/
+nitc__parser_prod___ANewExpr___n_kwnew_61d(self, var_new_child); /* Direct call parser_prod$ANewExpr$n_kwnew= on <self:ANewExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var8 = self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_kwsuper].val; /* _n_kwsuper on <self:ASuperExpr> */
-if (unlikely(var8 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_kwsuper");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5509);
+var7 = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_type].val; /* _n_type on <self:ANewExpr> */
+if (unlikely(var7 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_type");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5117);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var8,var_old_child) on <var8:TKwsuper> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:AType> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var8,var_other) on <var8:TKwsuper> */
-var13 = var8 == var_other;
-var11 = var13;
-goto RET_LABEL12;
-RET_LABEL12:(void)0;
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:AType> */
+var12 = var7 == var_other;
+var10 = var12;
+goto RET_LABEL11;
+RET_LABEL11:(void)0;
 }
 }
-var9 = var11;
-goto RET_LABEL10;
-RET_LABEL10:(void)0;
+var8 = var10;
+goto RET_LABEL9;
+RET_LABEL9:(void)0;
 }
 }
-if (var9){
-/* <var_new_child:nullable ANode> isa TKwsuper */
-cltype15 = type_nitc__TKwsuper.color;
-idtype16 = type_nitc__TKwsuper.id;
+if (var8){
+/* <var_new_child:nullable ANode> isa AType */
+cltype14 = type_nitc__AType.color;
+idtype15 = type_nitc__AType.id;
 if(var_new_child == NULL) {
-var14 = 0;
+var13 = 0;
 } else {
-if(cltype15 >= var_new_child->type->table_size) {
-var14 = 0;
+if(cltype14 >= var_new_child->type->table_size) {
+var13 = 0;
 } else {
-var14 = var_new_child->type->type_table[cltype15] == idtype16;
+var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 }
-if (unlikely(!var14)) {
-var_class_name17 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TKwsuper", var_class_name17);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5510);
+if (unlikely(!var13)) {
+var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AType", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5118);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ASuperExpr___n_kwsuper_61d(self, var_new_child); /* Direct call parser_prod#ASuperExpr#n_kwsuper= on <self:ASuperExpr>*/
+nitc__parser_prod___ANewExpr___n_type_61d(self, var_new_child); /* Direct call parser_prod$ANewExpr$n_type= on <self:ANewExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var18 = self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_args].val; /* _n_args on <self:ASuperExpr> */
-if (unlikely(var18 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5513);
-fatal_exit(1);
-}
-{
-{ /* Inline kernel#Object#== (var18,var_old_child) on <var18:AExprs> */
+var17 = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_qid].val; /* _n_qid on <self:ANewExpr> */
+if (var17 == NULL) {
+var18 = 0; /* <var_old_child:ANode> cannot be null */
+} else {
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:nullable AQid> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var18,var_other) on <var18:AExprs> */
-var23 = var18 == var_other;
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:nullable AQid(AQid)> */
+var23 = var17 == var_other;
 var21 = var23;
 goto RET_LABEL22;
 RET_LABEL22:(void)0;
@@ -5396,13 +5796,14 @@ var19 = var21;
 goto RET_LABEL20;
 RET_LABEL20:(void)0;
 }
+var18 = var19;
 }
-if (var19){
-/* <var_new_child:nullable ANode> isa AExprs */
-cltype25 = type_nitc__AExprs.color;
-idtype26 = type_nitc__AExprs.id;
+if (var18){
+/* <var_new_child:nullable ANode> isa nullable AQid */
+cltype25 = type_nullable__nitc__AQid.color;
+idtype26 = type_nullable__nitc__AQid.id;
 if(var_new_child == NULL) {
-var24 = 0;
+var24 = 1;
 } else {
 if(cltype25 >= var_new_child->type->table_size) {
 var24 = 0;
@@ -5412,38 +5813,114 @@ var24 = var_new_child->type->type_table[cltype25] == idtype26;
 }
 if (unlikely(!var24)) {
 var_class_name27 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name27);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5514);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "nullable AQid", var_class_name27);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5122);
+fatal_exit(1);
+}
+{
+nitc__parser_prod___ANewExpr___n_qid_61d(self, var_new_child); /* Direct call parser_prod$ANewExpr$n_qid= on <self:ANewExpr>*/
+}
+goto RET_LABEL;
+} else {
+}
+var28 = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_args].val; /* _n_args on <self:ANewExpr> */
+if (unlikely(var28 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5125);
+fatal_exit(1);
+}
+{
+{ /* Inline kernel$Object$== (var28,var_old_child) on <var28:AExprs> */
+var_other = var_old_child;
+{
+{ /* Inline kernel$Object$is_same_instance (var28,var_other) on <var28:AExprs> */
+var33 = var28 == var_other;
+var31 = var33;
+goto RET_LABEL32;
+RET_LABEL32:(void)0;
+}
+}
+var29 = var31;
+goto RET_LABEL30;
+RET_LABEL30:(void)0;
+}
+}
+if (var29){
+/* <var_new_child:nullable ANode> isa AExprs */
+cltype35 = type_nitc__AExprs.color;
+idtype36 = type_nitc__AExprs.id;
+if(var_new_child == NULL) {
+var34 = 0;
+} else {
+if(cltype35 >= var_new_child->type->table_size) {
+var34 = 0;
+} else {
+var34 = var_new_child->type->type_table[cltype35] == idtype36;
+}
+}
+if (unlikely(!var34)) {
+var_class_name37 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name37);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5126);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ASuperExpr___n_args_61d(self, var_new_child); /* Direct call parser_prod#ASuperExpr#n_args= on <self:ASuperExpr>*/
+nitc__parser_prod___ANewExpr___n_args_61d(self, var_new_child); /* Direct call parser_prod$ANewExpr$n_args= on <self:ANewExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#ASuperExpr#n_qualified= for (self: ASuperExpr, nullable AQualified) */
-void nitc__parser_prod___ASuperExpr___n_qualified_61d(val* self, val* p0) {
-val* var_node /* var node: nullable AQualified */;
+/* method parser_prod$ANewExpr$n_kwnew= for (self: ANewExpr, TKwnew) */
+void nitc__parser_prod___ANewExpr___n_kwnew_61d(val* self, val* p0) {
+val* var_node /* var node: TKwnew */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_kwnew].val = var_node; /* _n_kwnew on <self:ANewExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:TKwnew> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TKwnew> */
+RET_LABEL1:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method parser_prod$ANewExpr$n_type= for (self: ANewExpr, AType) */
+void nitc__parser_prod___ANewExpr___n_type_61d(val* self, val* p0) {
+val* var_node /* var node: AType */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_type].val = var_node; /* _n_type on <self:ANewExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AType> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AType> */
+RET_LABEL1:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method parser_prod$ANewExpr$n_qid= for (self: ANewExpr, nullable AQid) */
+void nitc__parser_prod___ANewExpr___n_qid_61d(val* self, val* p0) {
+val* var_node /* var node: nullable AQid */;
 short int var /* : Bool */;
 short int var1 /* : Bool */;
 val* var_other /* var other: nullable Object */;
 short int var3 /* : Bool */;
 short int var4 /* : Bool */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_qualified].val = var_node; /* _n_qualified on <self:ASuperExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_qid].val = var_node; /* _n_qid on <self:ANewExpr> */
 if (var_node == NULL) {
 var = 0; /* is null */
 } else {
 var = 1; /* arg is null and recv is not */
 }
 if (0) {
-{ /* Inline kernel#Object#!= (var_node,((val*)NULL)) on <var_node:nullable AQualified> */
+{ /* Inline kernel$Object$!= (var_node,((val*)NULL)) on <var_node:nullable AQid> */
 var_other = ((val*)NULL);
 {
-var3 = ((short int(*)(val* self, val* p0))(var_node->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_node, var_other); /* == on <var_node:nullable AQualified(AQualified)>*/
+var3 = ((short int(*)(val* self, val* p0))(var_node->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_node, var_other); /* == on <var_node:nullable AQid(AQid)>*/
 }
 var4 = !var3;
 var1 = var4;
@@ -5454,8 +5931,8 @@ var = var1;
 }
 if (var){
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:nullable AQualified(AQualified)> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:nullable AQualified(AQualified)> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:nullable AQid(AQid)> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:nullable AQid(AQid)> */
 RET_LABEL5:(void)0;
 }
 }
@@ -5463,143 +5940,144 @@ RET_LABEL5:(void)0;
 }
 RET_LABEL:;
 }
-/* method parser_prod#ASuperExpr#n_kwsuper= for (self: ASuperExpr, TKwsuper) */
-void nitc__parser_prod___ASuperExpr___n_kwsuper_61d(val* self, val* p0) {
-val* var_node /* var node: TKwsuper */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_kwsuper].val = var_node; /* _n_kwsuper on <self:ASuperExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TKwsuper> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TKwsuper> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#ASuperExpr#n_args= for (self: ASuperExpr, AExprs) */
-void nitc__parser_prod___ASuperExpr___n_args_61d(val* self, val* p0) {
+/* method parser_prod$ANewExpr$n_args= for (self: ANewExpr, AExprs) */
+void nitc__parser_prod___ANewExpr___n_args_61d(val* self, val* p0) {
 val* var_node /* var node: AExprs */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_args].val = var_node; /* _n_args on <self:ASuperExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_args].val = var_node; /* _n_args on <self:ANewExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExprs> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExprs> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ASuperExpr#visit_all for (self: ASuperExpr, Visitor) */
-void nitc__parser_prod___ASuperExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$ANewExpr$visit_all for (self: ANewExpr, Visitor) */
+void nitc__parser_prod___ANewExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
-val* var /* : nullable AQualified */;
-val* var1 /* : TKwsuper */;
-val* var2 /* : AExprs */;
+val* var /* : TKwnew */;
+val* var1 /* : AType */;
+val* var2 /* : nullable AQid */;
+val* var3 /* : AExprs */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_qualified].val; /* _n_qualified on <self:ASuperExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_kwnew].val; /* _n_kwnew on <self:ANewExpr> */
+if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_kwnew");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5155);
+fatal_exit(1);
+}
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_kwsuper].val; /* _n_kwsuper on <self:ASuperExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_type].val; /* _n_type on <self:ANewExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_kwsuper");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5539);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_type");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5156);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
+}
+var2 = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_qid].val; /* _n_qid on <self:ANewExpr> */
+{
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
+}
+var3 = self->attrs[COLOR_nitc__parser_nodes__ANewExpr___n_args].val; /* _n_args on <self:ANewExpr> */
+if (unlikely(var3 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_args].val; /* _n_args on <self:ASuperExpr> */
-if (unlikely(var2 == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5540);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5158);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var3); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#AInitExpr#init_ainitexpr for (self: AInitExpr, nullable AExpr, nullable TKwinit, nullable AExprs) */
-void nitc__parser_prod___AInitExpr___init_ainitexpr(val* self, val* p0, val* p1, val* p2) {
+/* method parser_prod$AAttrExpr$init_aattrexpr for (self: AAttrExpr, nullable AExpr, nullable TAttrid) */
+void nitc__parser_prod___AAttrExpr___init_aattrexpr(val* self, val* p0, val* p1) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_kwinit /* var n_kwinit: nullable TKwinit */;
-val* var_n_args /* var n_args: nullable AExprs */;
+val* var_n_id /* var n_id: nullable TAttrid */;
 {
-{ /* Inline kernel#Object#init (self) on <self:AInitExpr> */
+{ /* Inline kernel$Object$init (self) on <self:AAttrExpr> */
 RET_LABEL1:(void)0;
 }
 }
 var_n_expr = p0;
-var_n_kwinit = p1;
-var_n_args = p2;
+var_n_id = p1;
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5550);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5167);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AInitExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AAttrExpr> */
 if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5551);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5168);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(var_n_kwinit == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5552);
-fatal_exit(1);
-}
-self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_kwinit].val = var_n_kwinit; /* _n_kwinit on <self:AInitExpr> */
-if (var_n_kwinit == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5553);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_kwinit,self) on <var_n_kwinit:nullable TKwinit> */
-if (unlikely(var_n_kwinit == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_kwinit->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_kwinit:nullable TKwinit> */
-RET_LABEL3:(void)0;
-}
+if (unlikely(var_n_id == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(var_n_args == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5554);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5169);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_args].val = var_n_args; /* _n_args on <self:AInitExpr> */
-if (var_n_args == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val = var_n_id; /* _n_id on <self:AAttrExpr> */
+if (var_n_id == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5555);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5170);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
-if (unlikely(var_n_args == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_id,self) on <var_n_id:nullable TAttrid> */
+if (unlikely(var_n_id == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
-RET_LABEL4:(void)0;
+var_n_id->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_id:nullable TAttrid> */
+RET_LABEL3:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AInitExpr#replace_child for (self: AInitExpr, ANode, nullable ANode) */
-void nitc__parser_prod___AInitExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$AAttrExpr$replace_child for (self: AAttrExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AAttrExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
 val* var /* : AExpr */;
@@ -5611,7 +6089,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : TKwinit */;
+val* var7 /* : TAttrid */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -5619,27 +6097,22 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
-val* var17 /* : AExprs */;
-short int var18 /* : Bool */;
-short int var20 /* : Bool */;
-short int var22 /* : Bool */;
-short int var23 /* : Bool */;
-int cltype24;
-int idtype25;
-const char* var_class_name26;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AInitExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val; /* _n_expr on <self:AAttrExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5560);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5175);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -5667,26 +6140,29 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5561);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5176);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AInitExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#AInitExpr#n_expr= on <self:AInitExpr>*/
+nitc__parser_prod___AAttrExpr___nitc__parser_nodes__AAttrFormExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$AAttrExpr$n_expr= on <self:AAttrExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_kwinit].val; /* _n_kwinit on <self:AInitExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val; /* _n_id on <self:AAttrExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_kwinit");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5564);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5179);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:TKwinit> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:TAttrid> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:TKwinit> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:TAttrid> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -5699,9 +6175,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa TKwinit */
-cltype14 = type_nitc__TKwinit.color;
-idtype15 = type_nitc__TKwinit.id;
+/* <var_new_child:nullable ANode> isa TAttrid */
+cltype14 = type_nitc__TAttrid.color;
+idtype15 = type_nitc__TAttrid.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -5713,197 +6189,215 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TKwinit", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5565);
-fatal_exit(1);
-}
-{
-nitc__parser_prod___AInitExpr___n_kwinit_61d(self, var_new_child); /* Direct call parser_prod#AInitExpr#n_kwinit= on <self:AInitExpr>*/
-}
-goto RET_LABEL;
-} else {
-}
-var17 = self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_args].val; /* _n_args on <self:AInitExpr> */
-if (unlikely(var17 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5568);
-fatal_exit(1);
-}
-{
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:AExprs> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:AExprs> */
-var22 = var17 == var_other;
-var20 = var22;
-goto RET_LABEL21;
-RET_LABEL21:(void)0;
-}
-}
-var18 = var20;
-goto RET_LABEL19;
-RET_LABEL19:(void)0;
-}
-}
-if (var18){
-/* <var_new_child:nullable ANode> isa AExprs */
-cltype24 = type_nitc__AExprs.color;
-idtype25 = type_nitc__AExprs.id;
-if(var_new_child == NULL) {
-var23 = 0;
-} else {
-if(cltype24 >= var_new_child->type->table_size) {
-var23 = 0;
-} else {
-var23 = var_new_child->type->type_table[cltype24] == idtype25;
-}
-}
-if (unlikely(!var23)) {
-var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5569);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TAttrid", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5180);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AInitExpr___n_args_61d(self, var_new_child); /* Direct call parser_prod#AInitExpr#n_args= on <self:AInitExpr>*/
+nitc__parser_prod___AAttrExpr___nitc__parser_nodes__AAttrFormExpr__n_id_61d(self, var_new_child); /* Direct call parser_prod$AAttrExpr$n_id= on <self:AAttrExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#AInitExpr#n_expr= for (self: AInitExpr, AExpr) */
-void nitc__parser_prod___AInitExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$AAttrExpr$n_expr= for (self: AAttrExpr, AExpr) */
+void nitc__parser_prod___AAttrExpr___nitc__parser_nodes__AAttrFormExpr__n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AInitExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val = var_node; /* _n_expr on <self:AAttrExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AInitExpr#n_kwinit= for (self: AInitExpr, TKwinit) */
-void nitc__parser_prod___AInitExpr___n_kwinit_61d(val* self, val* p0) {
-val* var_node /* var node: TKwinit */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_kwinit].val = var_node; /* _n_kwinit on <self:AInitExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TKwinit> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TKwinit> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#AInitExpr#n_args= for (self: AInitExpr, AExprs) */
-void nitc__parser_prod___AInitExpr___n_args_61d(val* self, val* p0) {
-val* var_node /* var node: AExprs */;
+/* method parser_prod$AAttrExpr$n_id= for (self: AAttrExpr, TAttrid) */
+void nitc__parser_prod___AAttrExpr___nitc__parser_nodes__AAttrFormExpr__n_id_61d(val* self, val* p0) {
+val* var_node /* var node: TAttrid */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_args].val = var_node; /* _n_args on <self:AInitExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val = var_node; /* _n_id on <self:AAttrExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExprs> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:TAttrid> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TAttrid> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AInitExpr#visit_all for (self: AInitExpr, Visitor) */
-void nitc__parser_prod___AInitExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$AAttrExpr$visit_all for (self: AAttrExpr, Visitor) */
+void nitc__parser_prod___AAttrExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
 val* var /* : AExpr */;
-val* var1 /* : TKwinit */;
-val* var2 /* : AExprs */;
+val* var1 /* : TAttrid */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AInitExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val; /* _n_expr on <self:AAttrExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5593);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5199);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_kwinit].val; /* _n_kwinit on <self:AInitExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val; /* _n_id on <self:AAttrExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_kwinit");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5594);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_args].val; /* _n_args on <self:AInitExpr> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5595);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5200);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#ABraExpr#init_abraexpr for (self: ABraExpr, nullable AExpr, nullable AExprs) */
-void nitc__parser_prod___ABraExpr___init_abraexpr(val* self, val* p0, val* p1) {
+/* method parser_prod$AAttrAssignExpr$init_aattrassignexpr for (self: AAttrAssignExpr, nullable AExpr, nullable TAttrid, nullable TAssign, nullable AExpr) */
+void nitc__parser_prod___AAttrAssignExpr___init_aattrassignexpr(val* self, val* p0, val* p1, val* p2, val* p3) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_args /* var n_args: nullable AExprs */;
+val* var_n_id /* var n_id: nullable TAttrid */;
+val* var_n_assign /* var n_assign: nullable TAssign */;
+val* var_n_value /* var n_value: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:ABraExpr> */
+{ /* Inline kernel$Object$init (self) on <self:AAttrAssignExpr> */
 RET_LABEL1:(void)0;
 }
 }
 var_n_expr = p0;
-var_n_args = p1;
+var_n_id = p1;
+var_n_assign = p2;
+var_n_value = p3;
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5604);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5211);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ABraExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AAttrAssignExpr> */
 if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5605);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5212);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(var_n_args == NULL)) {
+if (unlikely(var_n_id == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5606);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5213);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val = var_n_args; /* _n_args on <self:ABraExpr> */
-if (var_n_args == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val = var_n_id; /* _n_id on <self:AAttrAssignExpr> */
+if (var_n_id == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5607);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5214);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
-if (unlikely(var_n_args == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_id,self) on <var_n_id:nullable TAttrid> */
+if (unlikely(var_n_id == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
+var_n_id->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_id:nullable TAttrid> */
 RET_LABEL3:(void)0;
 }
 }
+if (unlikely(var_n_assign == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5215);
+fatal_exit(1);
+}
+self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val = var_n_assign; /* _n_assign on <self:AAttrAssignExpr> */
+if (var_n_assign == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5216);
+fatal_exit(1);
+} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_assign,self) on <var_n_assign:nullable TAssign> */
+if (unlikely(var_n_assign == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
+}
+var_n_assign->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_assign:nullable TAssign> */
+RET_LABEL4:(void)0;
+}
+}
+if (unlikely(var_n_value == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5217);
+fatal_exit(1);
+}
+self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val = var_n_value; /* _n_value on <self:AAttrAssignExpr> */
+if (var_n_value == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5218);
+fatal_exit(1);
+} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_value,self) on <var_n_value:nullable AExpr> */
+if (unlikely(var_n_value == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
+}
+var_n_value->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_value:nullable AExpr> */
+RET_LABEL5:(void)0;
+}
+}
 RET_LABEL:;
 }
-/* method parser_prod#ABraExpr#replace_child for (self: ABraExpr, ANode, nullable ANode) */
-void nitc__parser_prod___ABraExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$AAttrAssignExpr$replace_child for (self: AAttrAssignExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
 val* var /* : AExpr */;
@@ -5915,7 +6409,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : AExprs */;
+val* var7 /* : TAttrid */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -5923,19 +6417,38 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
+val* var17 /* : TAssign */;
+short int var18 /* : Bool */;
+short int var20 /* : Bool */;
+short int var22 /* : Bool */;
+short int var23 /* : Bool */;
+int cltype24;
+int idtype25;
+const char* var_class_name26;
+val* var27 /* : AExpr */;
+short int var28 /* : Bool */;
+short int var30 /* : Bool */;
+short int var32 /* : Bool */;
+short int var33 /* : Bool */;
+int cltype34;
+int idtype35;
+const char* var_class_name36;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ABraExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val; /* _n_expr on <self:AAttrAssignExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5612);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5223);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -5963,26 +6476,29 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5613);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5224);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ABraExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#ABraExpr#n_expr= on <self:ABraExpr>*/
+nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAttrFormExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$AAttrAssignExpr$n_expr= on <self:AAttrAssignExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val; /* _n_args on <self:ABraExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val; /* _n_id on <self:AAttrAssignExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5616);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5227);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:AExprs> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:TAttrid> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:AExprs> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:TAttrid> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -5995,9 +6511,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa AExprs */
-cltype14 = type_nitc__AExprs.color;
-idtype15 = type_nitc__AExprs.id;
+/* <var_new_child:nullable ANode> isa TAttrid */
+cltype14 = type_nitc__TAttrid.color;
+idtype15 = type_nitc__TAttrid.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -6009,163 +6525,357 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5617);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TAttrid", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5228);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ABraExpr___nitc__parser_nodes__ABraFormExpr__n_args_61d(self, var_new_child); /* Direct call parser_prod#ABraExpr#n_args= on <self:ABraExpr>*/
+nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAttrFormExpr__n_id_61d(self, var_new_child); /* Direct call parser_prod$AAttrAssignExpr$n_id= on <self:AAttrAssignExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-RET_LABEL:;
+var17 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val; /* _n_assign on <self:AAttrAssignExpr> */
+if (unlikely(var17 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5231);
+fatal_exit(1);
 }
-/* method parser_prod#ABraExpr#n_expr= for (self: ABraExpr, AExpr) */
-void nitc__parser_prod___ABraExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
-val* var_node /* var node: AExpr */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:ABraExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
-RET_LABEL1:(void)0;
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:TAssign> */
+var_other = var_old_child;
+{
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:TAssign> */
+var22 = var17 == var_other;
+var20 = var22;
+goto RET_LABEL21;
+RET_LABEL21:(void)0;
 }
 }
-RET_LABEL:;
+var18 = var20;
+goto RET_LABEL19;
+RET_LABEL19:(void)0;
 }
-/* method parser_prod#ABraExpr#n_args= for (self: ABraExpr, AExprs) */
-void nitc__parser_prod___ABraExpr___nitc__parser_nodes__ABraFormExpr__n_args_61d(val* self, val* p0) {
-val* var_node /* var node: AExprs */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val = var_node; /* _n_args on <self:ABraExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExprs> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
-RET_LABEL1:(void)0;
 }
+if (var18){
+/* <var_new_child:nullable ANode> isa TAssign */
+cltype24 = type_nitc__TAssign.color;
+idtype25 = type_nitc__TAssign.id;
+if(var_new_child == NULL) {
+var23 = 0;
+} else {
+if(cltype24 >= var_new_child->type->table_size) {
+var23 = 0;
+} else {
+var23 = var_new_child->type->type_table[cltype24] == idtype25;
 }
-RET_LABEL:;
 }
-/* method parser_prod#ABraExpr#visit_all for (self: ABraExpr, Visitor) */
-void nitc__parser_prod___ABraExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
-val* var_v /* var v: Visitor */;
-val* var /* : AExpr */;
-val* var1 /* : AExprs */;
-var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ABraExpr> */
-if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5636);
+if (unlikely(!var23)) {
+var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TAssign", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5232);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_assign_61d(self, var_new_child); /* Direct call parser_prod$AAttrAssignExpr$n_assign= on <self:AAttrAssignExpr>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val; /* _n_args on <self:ABraExpr> */
+goto RET_LABEL;
+} else {
+}
+var27 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val; /* _n_value on <self:AAttrAssignExpr> */
+if (unlikely(var27 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5235);
+fatal_exit(1);
+}
+{
+{ /* Inline kernel$Object$== (var27,var_old_child) on <var27:AExpr> */
+var_other = var_old_child;
+{
+{ /* Inline kernel$Object$is_same_instance (var27,var_other) on <var27:AExpr> */
+var32 = var27 == var_other;
+var30 = var32;
+goto RET_LABEL31;
+RET_LABEL31:(void)0;
+}
+}
+var28 = var30;
+goto RET_LABEL29;
+RET_LABEL29:(void)0;
+}
+}
+if (var28){
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype34 = type_nitc__AExpr.color;
+idtype35 = type_nitc__AExpr.id;
+if(var_new_child == NULL) {
+var33 = 0;
+} else {
+if(cltype34 >= var_new_child->type->table_size) {
+var33 = 0;
+} else {
+var33 = var_new_child->type->type_table[cltype34] == idtype35;
+}
+}
+if (unlikely(!var33)) {
+var_class_name36 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name36);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5236);
+fatal_exit(1);
+}
+{
+nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_value_61d(self, var_new_child); /* Direct call parser_prod$AAttrAssignExpr$n_value= on <self:AAttrAssignExpr>*/
+}
+goto RET_LABEL;
+} else {
+}
+RET_LABEL:;
+}
+/* method parser_prod$AAttrAssignExpr$n_expr= for (self: AAttrAssignExpr, AExpr) */
+void nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAttrFormExpr__n_expr_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val = var_node; /* _n_expr on <self:AAttrAssignExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
+RET_LABEL1:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method parser_prod$AAttrAssignExpr$n_id= for (self: AAttrAssignExpr, TAttrid) */
+void nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAttrFormExpr__n_id_61d(val* self, val* p0) {
+val* var_node /* var node: TAttrid */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val = var_node; /* _n_id on <self:AAttrAssignExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:TAttrid> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TAttrid> */
+RET_LABEL1:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method parser_prod$AAttrAssignExpr$n_assign= for (self: AAttrAssignExpr, TAssign) */
+void nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_assign_61d(val* self, val* p0) {
+val* var_node /* var node: TAssign */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val = var_node; /* _n_assign on <self:AAttrAssignExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:TAssign> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TAssign> */
+RET_LABEL1:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method parser_prod$AAttrAssignExpr$n_value= for (self: AAttrAssignExpr, AExpr) */
+void nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_value_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val = var_node; /* _n_value on <self:AAttrAssignExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
+RET_LABEL1:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method parser_prod$AAttrAssignExpr$visit_all for (self: AAttrAssignExpr, Visitor) */
+void nitc__parser_prod___AAttrAssignExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+val* var_v /* var v: Visitor */;
+val* var /* : AExpr */;
+val* var1 /* : TAttrid */;
+val* var2 /* : TAssign */;
+val* var3 /* : AExpr */;
+var_v = p0;
+var = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val; /* _n_expr on <self:AAttrAssignExpr> */
+if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5265);
+fatal_exit(1);
+}
+{
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
+}
+var1 = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val; /* _n_id on <self:AAttrAssignExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5637);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5266);
+fatal_exit(1);
+}
+{
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
+}
+var2 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val; /* _n_assign on <self:AAttrAssignExpr> */
+if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5267);
+fatal_exit(1);
+}
+{
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
+}
+var3 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val; /* _n_value on <self:AAttrAssignExpr> */
+if (unlikely(var3 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5268);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var3); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#ABraAssignExpr#init_abraassignexpr for (self: ABraAssignExpr, nullable AExpr, nullable AExprs, nullable TAssign, nullable AExpr) */
-void nitc__parser_prod___ABraAssignExpr___init_abraassignexpr(val* self, val* p0, val* p1, val* p2, val* p3) {
+/* method parser_prod$AAttrReassignExpr$init_aattrreassignexpr for (self: AAttrReassignExpr, nullable AExpr, nullable TAttrid, nullable AAssignOp, nullable AExpr) */
+void nitc__parser_prod___AAttrReassignExpr___init_aattrreassignexpr(val* self, val* p0, val* p1, val* p2, val* p3) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_args /* var n_args: nullable AExprs */;
-val* var_n_assign /* var n_assign: nullable TAssign */;
+val* var_n_id /* var n_id: nullable TAttrid */;
+val* var_n_assign_op /* var n_assign_op: nullable AAssignOp */;
 val* var_n_value /* var n_value: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:ABraAssignExpr> */
+{ /* Inline kernel$Object$init (self) on <self:AAttrReassignExpr> */
 RET_LABEL1:(void)0;
 }
 }
 var_n_expr = p0;
-var_n_args = p1;
-var_n_assign = p2;
+var_n_id = p1;
+var_n_assign_op = p2;
 var_n_value = p3;
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5648);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5279);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ABraAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AAttrReassignExpr> */
 if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5649);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5280);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(var_n_args == NULL)) {
+if (unlikely(var_n_id == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5650);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5281);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val = var_n_args; /* _n_args on <self:ABraAssignExpr> */
-if (var_n_args == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val = var_n_id; /* _n_id on <self:AAttrReassignExpr> */
+if (var_n_id == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5651);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5282);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
-if (unlikely(var_n_args == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_id,self) on <var_n_id:nullable TAttrid> */
+if (unlikely(var_n_id == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
+var_n_id->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_id:nullable TAttrid> */
 RET_LABEL3:(void)0;
 }
 }
-if (unlikely(var_n_assign == NULL)) {
+if (unlikely(var_n_assign_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5652);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5283);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val = var_n_assign; /* _n_assign on <self:ABraAssignExpr> */
-if (var_n_assign == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val = var_n_assign_op; /* _n_assign_op on <self:AAttrReassignExpr> */
+if (var_n_assign_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5653);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5284);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_assign,self) on <var_n_assign:nullable TAssign> */
-if (unlikely(var_n_assign == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_assign_op,self) on <var_n_assign_op:nullable AAssignOp> */
+if (unlikely(var_n_assign_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_assign->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_assign:nullable TAssign> */
+var_n_assign_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_assign_op:nullable AAssignOp> */
 RET_LABEL4:(void)0;
 }
 }
 if (unlikely(var_n_value == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5654);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5285);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val = var_n_value; /* _n_value on <self:ABraAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val = var_n_value; /* _n_value on <self:AAttrReassignExpr> */
 if (var_n_value == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5655);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5286);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_value,self) on <var_n_value:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_value,self) on <var_n_value:nullable AExpr> */
 if (unlikely(var_n_value == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_value->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_value:nullable AExpr> */
@@ -6174,8 +6884,8 @@ RET_LABEL5:(void)0;
 }
 RET_LABEL:;
 }
-/* method parser_prod#ABraAssignExpr#replace_child for (self: ABraAssignExpr, ANode, nullable ANode) */
-void nitc__parser_prod___ABraAssignExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$AAttrReassignExpr$replace_child for (self: AAttrReassignExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
 val* var /* : AExpr */;
@@ -6187,7 +6897,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : AExprs */;
+val* var7 /* : TAttrid */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -6195,7 +6905,7 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
-val* var17 /* : TAssign */;
+val* var17 /* : AAssignOp */;
 short int var18 /* : Bool */;
 short int var20 /* : Bool */;
 short int var22 /* : Bool */;
@@ -6213,17 +6923,20 @@ int idtype35;
 const char* var_class_name36;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ABraAssignExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val; /* _n_expr on <self:AAttrReassignExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5660);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5291);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -6251,26 +6964,29 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5661);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5292);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ABraAssignExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#ABraAssignExpr#n_expr= on <self:ABraAssignExpr>*/
+nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AAttrFormExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$AAttrReassignExpr$n_expr= on <self:AAttrReassignExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val; /* _n_args on <self:ABraAssignExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val; /* _n_id on <self:AAttrReassignExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5664);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5295);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:AExprs> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:TAttrid> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:AExprs> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:TAttrid> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -6283,9 +6999,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa AExprs */
-cltype14 = type_nitc__AExprs.color;
-idtype15 = type_nitc__AExprs.id;
+/* <var_new_child:nullable ANode> isa TAttrid */
+cltype14 = type_nitc__TAttrid.color;
+idtype15 = type_nitc__TAttrid.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -6297,27 +7013,30 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5665);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TAttrid", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5296);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ABraAssignExpr___nitc__parser_nodes__ABraFormExpr__n_args_61d(self, var_new_child); /* Direct call parser_prod#ABraAssignExpr#n_args= on <self:ABraAssignExpr>*/
+nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AAttrFormExpr__n_id_61d(self, var_new_child); /* Direct call parser_prod$AAttrReassignExpr$n_id= on <self:AAttrReassignExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val; /* _n_assign on <self:ABraAssignExpr> */
+var17 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val; /* _n_assign_op on <self:AAttrReassignExpr> */
 if (unlikely(var17 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5668);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5299);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:TAssign> */
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AAssignOp> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:TAssign> */
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AAssignOp> */
 var22 = var17 == var_other;
 var20 = var22;
 goto RET_LABEL21;
@@ -6330,9 +7049,9 @@ RET_LABEL19:(void)0;
 }
 }
 if (var18){
-/* <var_new_child:nullable ANode> isa TAssign */
-cltype24 = type_nitc__TAssign.color;
-idtype25 = type_nitc__TAssign.id;
+/* <var_new_child:nullable ANode> isa AAssignOp */
+cltype24 = type_nitc__AAssignOp.color;
+idtype25 = type_nitc__AAssignOp.id;
 if(var_new_child == NULL) {
 var23 = 0;
 } else {
@@ -6344,27 +7063,30 @@ var23 = var_new_child->type->type_table[cltype24] == idtype25;
 }
 if (unlikely(!var23)) {
 var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TAssign", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5669);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AAssignOp", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5300);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ABraAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_assign_61d(self, var_new_child); /* Direct call parser_prod#ABraAssignExpr#n_assign= on <self:ABraAssignExpr>*/
+nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_assign_op_61d(self, var_new_child); /* Direct call parser_prod$AAttrReassignExpr$n_assign_op= on <self:AAttrReassignExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var27 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val; /* _n_value on <self:ABraAssignExpr> */
+var27 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val; /* _n_value on <self:AAttrReassignExpr> */
 if (unlikely(var27 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5672);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5303);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var27,var_old_child) on <var27:AExpr> */
+{ /* Inline kernel$Object$== (var27,var_old_child) on <var27:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var27,var_other) on <var27:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var27,var_other) on <var27:AExpr> */
 var32 = var27 == var_other;
 var30 = var32;
 goto RET_LABEL31;
@@ -6392,218 +7114,234 @@ var33 = var_new_child->type->type_table[cltype34] == idtype35;
 if (unlikely(!var33)) {
 var_class_name36 = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name36);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5673);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5304);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ABraAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_value_61d(self, var_new_child); /* Direct call parser_prod#ABraAssignExpr#n_value= on <self:ABraAssignExpr>*/
+nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_value_61d(self, var_new_child); /* Direct call parser_prod$AAttrReassignExpr$n_value= on <self:AAttrReassignExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#ABraAssignExpr#n_expr= for (self: ABraAssignExpr, AExpr) */
-void nitc__parser_prod___ABraAssignExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$AAttrReassignExpr$n_expr= for (self: AAttrReassignExpr, AExpr) */
+void nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AAttrFormExpr__n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:ABraAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val = var_node; /* _n_expr on <self:AAttrReassignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ABraAssignExpr#n_args= for (self: ABraAssignExpr, AExprs) */
-void nitc__parser_prod___ABraAssignExpr___nitc__parser_nodes__ABraFormExpr__n_args_61d(val* self, val* p0) {
-val* var_node /* var node: AExprs */;
+/* method parser_prod$AAttrReassignExpr$n_id= for (self: AAttrReassignExpr, TAttrid) */
+void nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AAttrFormExpr__n_id_61d(val* self, val* p0) {
+val* var_node /* var node: TAttrid */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val = var_node; /* _n_args on <self:ABraAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val = var_node; /* _n_id on <self:AAttrReassignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExprs> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:TAttrid> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TAttrid> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ABraAssignExpr#n_assign= for (self: ABraAssignExpr, TAssign) */
-void nitc__parser_prod___ABraAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_assign_61d(val* self, val* p0) {
-val* var_node /* var node: TAssign */;
+/* method parser_prod$AAttrReassignExpr$n_assign_op= for (self: AAttrReassignExpr, AAssignOp) */
+void nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_assign_op_61d(val* self, val* p0) {
+val* var_node /* var node: AAssignOp */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val = var_node; /* _n_assign on <self:ABraAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val = var_node; /* _n_assign_op on <self:AAttrReassignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TAssign> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TAssign> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AAssignOp> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AAssignOp> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ABraAssignExpr#n_value= for (self: ABraAssignExpr, AExpr) */
-void nitc__parser_prod___ABraAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_value_61d(val* self, val* p0) {
+/* method parser_prod$AAttrReassignExpr$n_value= for (self: AAttrReassignExpr, AExpr) */
+void nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_value_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val = var_node; /* _n_value on <self:ABraAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val = var_node; /* _n_value on <self:AAttrReassignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ABraAssignExpr#visit_all for (self: ABraAssignExpr, Visitor) */
-void nitc__parser_prod___ABraAssignExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$AAttrReassignExpr$visit_all for (self: AAttrReassignExpr, Visitor) */
+void nitc__parser_prod___AAttrReassignExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
 val* var /* : AExpr */;
-val* var1 /* : AExprs */;
-val* var2 /* : TAssign */;
+val* var1 /* : TAttrid */;
+val* var2 /* : AAssignOp */;
 val* var3 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ABraAssignExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_expr].val; /* _n_expr on <self:AAttrReassignExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5702);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5333);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val; /* _n_args on <self:ABraAssignExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__AAttrFormExpr___n_id].val; /* _n_id on <self:AAttrReassignExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5703);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5334);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val; /* _n_assign on <self:ABraAssignExpr> */
+var2 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val; /* _n_assign_op on <self:AAttrReassignExpr> */
 if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5704);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5335);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var3 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val; /* _n_value on <self:ABraAssignExpr> */
+var3 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val; /* _n_value on <self:AAttrReassignExpr> */
 if (unlikely(var3 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5705);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5336);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var3); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var3); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#ABraReassignExpr#init_abrareassignexpr for (self: ABraReassignExpr, nullable AExpr, nullable AExprs, nullable AAssignOp, nullable AExpr) */
-void nitc__parser_prod___ABraReassignExpr___init_abrareassignexpr(val* self, val* p0, val* p1, val* p2, val* p3) {
+/* method parser_prod$ACallExpr$init_acallexpr for (self: ACallExpr, nullable AExpr, nullable AQid, nullable AExprs) */
+void nitc__parser_prod___ACallExpr___init_acallexpr(val* self, val* p0, val* p1, val* p2) {
 val* var_n_expr /* var n_expr: nullable AExpr */;
+val* var_n_qid /* var n_qid: nullable AQid */;
 val* var_n_args /* var n_args: nullable AExprs */;
-val* var_n_assign_op /* var n_assign_op: nullable AAssignOp */;
-val* var_n_value /* var n_value: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:ABraReassignExpr> */
+{ /* Inline kernel$Object$init (self) on <self:ACallExpr> */
 RET_LABEL1:(void)0;
 }
 }
 var_n_expr = p0;
-var_n_args = p1;
-var_n_assign_op = p2;
-var_n_value = p3;
+var_n_qid = p1;
+var_n_args = p2;
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5716);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5346);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ABraReassignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ACallExpr> */
 if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5717);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5347);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
 if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(var_n_args == NULL)) {
+if (unlikely(var_n_qid == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5718);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5348);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val = var_n_args; /* _n_args on <self:ABraReassignExpr> */
-if (var_n_args == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val = var_n_qid; /* _n_qid on <self:ACallExpr> */
+if (var_n_qid == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5719);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5349);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
-if (unlikely(var_n_args == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_qid,self) on <var_n_qid:nullable AQid> */
+if (unlikely(var_n_qid == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
+var_n_qid->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_qid:nullable AQid> */
 RET_LABEL3:(void)0;
 }
 }
-if (unlikely(var_n_assign_op == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5720);
-fatal_exit(1);
-}
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val = var_n_assign_op; /* _n_assign_op on <self:ABraReassignExpr> */
-if (var_n_assign_op == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5721);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_assign_op,self) on <var_n_assign_op:nullable AAssignOp> */
-if (unlikely(var_n_assign_op == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_assign_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_assign_op:nullable AAssignOp> */
-RET_LABEL4:(void)0;
-}
+if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(var_n_value == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5722);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5350);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val = var_n_value; /* _n_value on <self:ABraReassignExpr> */
-if (var_n_value == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val = var_n_args; /* _n_args on <self:ACallExpr> */
+if (var_n_args == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5723);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5351);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_value,self) on <var_n_value:nullable AExpr> */
-if (unlikely(var_n_value == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
+if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_value->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_value:nullable AExpr> */
-RET_LABEL5:(void)0;
+var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
+RET_LABEL4:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ABraReassignExpr#replace_child for (self: ABraReassignExpr, ANode, nullable ANode) */
-void nitc__parser_prod___ABraReassignExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$ACallExpr$replace_child for (self: ACallExpr, ANode, nullable ANode) */
+void nitc__parser_prod___ACallExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
 val* var /* : AExpr */;
@@ -6615,7 +7353,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : AExprs */;
+val* var7 /* : AQid */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -6623,7 +7361,7 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
-val* var17 /* : AAssignOp */;
+val* var17 /* : AExprs */;
 short int var18 /* : Bool */;
 short int var20 /* : Bool */;
 short int var22 /* : Bool */;
@@ -6631,27 +7369,22 @@ short int var23 /* : Bool */;
 int cltype24;
 int idtype25;
 const char* var_class_name26;
-val* var27 /* : AExpr */;
-short int var28 /* : Bool */;
-short int var30 /* : Bool */;
-short int var32 /* : Bool */;
-short int var33 /* : Bool */;
-int cltype34;
-int idtype35;
-const char* var_class_name36;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ABraReassignExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACallExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5728);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5356);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -6679,26 +7412,29 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5729);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5357);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ABraReassignExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#ABraReassignExpr#n_expr= on <self:ABraReassignExpr>*/
+nitc__parser_prod___ACallExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$ACallExpr$n_expr= on <self:ACallExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val; /* _n_args on <self:ABraReassignExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val; /* _n_qid on <self:ACallExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5732);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_qid");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5360);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:AExprs> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:AQid> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:AExprs> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:AQid> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -6711,9 +7447,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa AExprs */
-cltype14 = type_nitc__AExprs.color;
-idtype15 = type_nitc__AExprs.id;
+/* <var_new_child:nullable ANode> isa AQid */
+cltype14 = type_nitc__AQid.color;
+idtype15 = type_nitc__AQid.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -6725,27 +7461,30 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5733);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AQid", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5361);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ABraReassignExpr___nitc__parser_nodes__ABraFormExpr__n_args_61d(self, var_new_child); /* Direct call parser_prod#ABraReassignExpr#n_args= on <self:ABraReassignExpr>*/
+nitc__parser_prod___ACallExpr___nitc__parser_nodes__ACallFormExpr__n_qid_61d(self, var_new_child); /* Direct call parser_prod$ACallExpr$n_qid= on <self:ACallExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val; /* _n_assign_op on <self:ABraReassignExpr> */
+var17 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val; /* _n_args on <self:ACallExpr> */
 if (unlikely(var17 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5736);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5364);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:AAssignOp> */
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExprs> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:AAssignOp> */
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExprs> */
 var22 = var17 == var_other;
 var20 = var22;
 goto RET_LABEL21;
@@ -6758,9 +7497,9 @@ RET_LABEL19:(void)0;
 }
 }
 if (var18){
-/* <var_new_child:nullable ANode> isa AAssignOp */
-cltype24 = type_nitc__AAssignOp.color;
-idtype25 = type_nitc__AAssignOp.id;
+/* <var_new_child:nullable ANode> isa AExprs */
+cltype24 = type_nitc__AExprs.color;
+idtype25 = type_nitc__AExprs.id;
 if(var_new_child == NULL) {
 var23 = 0;
 } else {
@@ -6772,371 +7511,276 @@ var23 = var_new_child->type->type_table[cltype24] == idtype25;
 }
 if (unlikely(!var23)) {
 var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AAssignOp", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5737);
-fatal_exit(1);
-}
-{
-nitc__parser_prod___ABraReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_assign_op_61d(self, var_new_child); /* Direct call parser_prod#ABraReassignExpr#n_assign_op= on <self:ABraReassignExpr>*/
-}
-goto RET_LABEL;
-} else {
-}
-var27 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val; /* _n_value on <self:ABraReassignExpr> */
-if (unlikely(var27 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5740);
-fatal_exit(1);
-}
-{
-{ /* Inline kernel#Object#== (var27,var_old_child) on <var27:AExpr> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var27,var_other) on <var27:AExpr> */
-var32 = var27 == var_other;
-var30 = var32;
-goto RET_LABEL31;
-RET_LABEL31:(void)0;
-}
-}
-var28 = var30;
-goto RET_LABEL29;
-RET_LABEL29:(void)0;
-}
-}
-if (var28){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype34 = type_nitc__AExpr.color;
-idtype35 = type_nitc__AExpr.id;
-if(var_new_child == NULL) {
-var33 = 0;
-} else {
-if(cltype34 >= var_new_child->type->table_size) {
-var33 = 0;
-} else {
-var33 = var_new_child->type->type_table[cltype34] == idtype35;
-}
-}
-if (unlikely(!var33)) {
-var_class_name36 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name36);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5741);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5365);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ABraReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_value_61d(self, var_new_child); /* Direct call parser_prod#ABraReassignExpr#n_value= on <self:ABraReassignExpr>*/
+nitc__parser_prod___ACallExpr___nitc__parser_nodes__ACallFormExpr__n_args_61d(self, var_new_child); /* Direct call parser_prod$ACallExpr$n_args= on <self:ACallExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#ABraReassignExpr#n_expr= for (self: ABraReassignExpr, AExpr) */
-void nitc__parser_prod___ABraReassignExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$ACallExpr$n_expr= for (self: ACallExpr, AExpr) */
+void nitc__parser_prod___ACallExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:ABraReassignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:ACallExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ABraReassignExpr#n_args= for (self: ABraReassignExpr, AExprs) */
-void nitc__parser_prod___ABraReassignExpr___nitc__parser_nodes__ABraFormExpr__n_args_61d(val* self, val* p0) {
-val* var_node /* var node: AExprs */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val = var_node; /* _n_args on <self:ABraReassignExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExprs> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#ABraReassignExpr#n_assign_op= for (self: ABraReassignExpr, AAssignOp) */
-void nitc__parser_prod___ABraReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_assign_op_61d(val* self, val* p0) {
-val* var_node /* var node: AAssignOp */;
+/* method parser_prod$ACallExpr$n_qid= for (self: ACallExpr, AQid) */
+void nitc__parser_prod___ACallExpr___nitc__parser_nodes__ACallFormExpr__n_qid_61d(val* self, val* p0) {
+val* var_node /* var node: AQid */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val = var_node; /* _n_assign_op on <self:ABraReassignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val = var_node; /* _n_qid on <self:ACallExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AAssignOp> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AAssignOp> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AQid> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AQid> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ABraReassignExpr#n_value= for (self: ABraReassignExpr, AExpr) */
-void nitc__parser_prod___ABraReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_value_61d(val* self, val* p0) {
-val* var_node /* var node: AExpr */;
+/* method parser_prod$ACallExpr$n_args= for (self: ACallExpr, AExprs) */
+void nitc__parser_prod___ACallExpr___nitc__parser_nodes__ACallFormExpr__n_args_61d(val* self, val* p0) {
+val* var_node /* var node: AExprs */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val = var_node; /* _n_value on <self:ABraReassignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val = var_node; /* _n_args on <self:ACallExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExprs> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ABraReassignExpr#visit_all for (self: ABraReassignExpr, Visitor) */
-void nitc__parser_prod___ABraReassignExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$ACallExpr$visit_all for (self: ACallExpr, Visitor) */
+void nitc__parser_prod___ACallExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
 val* var /* : AExpr */;
-val* var1 /* : AExprs */;
-val* var2 /* : AAssignOp */;
-val* var3 /* : AExpr */;
+val* var1 /* : AQid */;
+val* var2 /* : AExprs */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ABraReassignExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACallExpr> */
 if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5770);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5389);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val; /* _n_args on <self:ABraReassignExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val; /* _n_qid on <self:ACallExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5771);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_qid");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5390);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val; /* _n_assign_op on <self:ABraReassignExpr> */
+var2 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val; /* _n_args on <self:ACallExpr> */
 if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5772);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var3 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val; /* _n_value on <self:ABraReassignExpr> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5773);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5391);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var3); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#AVarExpr#init_avarexpr for (self: AVarExpr, nullable TId) */
-void nitc__parser_prod___AVarExpr___init_avarexpr(val* self, val* p0) {
-val* var_n_id /* var n_id: nullable TId */;
+/* method parser_prod$ACallAssignExpr$init_acallassignexpr for (self: ACallAssignExpr, nullable AExpr, nullable AQid, nullable AExprs, nullable TAssign, nullable AExpr) */
+void nitc__parser_prod___ACallAssignExpr___init_acallassignexpr(val* self, val* p0, val* p1, val* p2, val* p3, val* p4) {
+val* var_n_expr /* var n_expr: nullable AExpr */;
+val* var_n_qid /* var n_qid: nullable AQid */;
+val* var_n_args /* var n_args: nullable AExprs */;
+val* var_n_assign /* var n_assign: nullable TAssign */;
+val* var_n_value /* var n_value: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:AVarExpr> */
+{ /* Inline kernel$Object$init (self) on <self:ACallAssignExpr> */
 RET_LABEL1:(void)0;
 }
 }
-var_n_id = p0;
-if (unlikely(var_n_id == NULL)) {
+var_n_expr = p0;
+var_n_qid = p1;
+var_n_args = p2;
+var_n_assign = p3;
+var_n_value = p4;
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5781);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5403);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AVarFormExpr___n_id].val = var_n_id; /* _n_id on <self:AVarExpr> */
-if (var_n_id == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ACallAssignExpr> */
+if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5782);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5404);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_id,self) on <var_n_id:nullable TId> */
-if (unlikely(var_n_id == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_id->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_id:nullable TId> */
+var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL2:(void)0;
 }
 }
-RET_LABEL:;
+if (unlikely(var_n_qid == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-/* method parser_prod#AVarExpr#replace_child for (self: AVarExpr, ANode, nullable ANode) */
-void nitc__parser_prod___AVarExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
-val* var_old_child /* var old_child: ANode */;
-val* var_new_child /* var new_child: nullable ANode */;
-val* var /* : TId */;
-short int var1 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var3 /* : Bool */;
-short int var5 /* : Bool */;
-short int var6 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-var_old_child = p0;
-var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__AVarFormExpr___n_id].val; /* _n_id on <self:AVarExpr> */
-if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5787);
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5405);
 fatal_exit(1);
 }
-{
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:TId> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:TId> */
-var5 = var == var_other;
-var3 = var5;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
+self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val = var_n_qid; /* _n_qid on <self:ACallAssignExpr> */
+if (var_n_qid == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5406);
+fatal_exit(1);
+} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_qid,self) on <var_n_qid:nullable AQid> */
+if (unlikely(var_n_qid == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var1 = var3;
-goto RET_LABEL2;
-RET_LABEL2:(void)0;
-}
-}
-if (var1){
-/* <var_new_child:nullable ANode> isa TId */
-cltype = type_nitc__TId.color;
-idtype = type_nitc__TId.id;
-if(var_new_child == NULL) {
-var6 = 0;
-} else {
-if(cltype >= var_new_child->type->table_size) {
-var6 = 0;
-} else {
-var6 = var_new_child->type->type_table[cltype] == idtype;
-}
-}
-if (unlikely(!var6)) {
-var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TId", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5788);
-fatal_exit(1);
-}
-{
-nitc__parser_prod___AVarExpr___nitc__parser_nodes__AVarFormExpr__n_id_61d(self, var_new_child); /* Direct call parser_prod#AVarExpr#n_id= on <self:AVarExpr>*/
-}
-goto RET_LABEL;
-} else {
-}
-RET_LABEL:;
-}
-/* method parser_prod#AVarExpr#n_id= for (self: AVarExpr, TId) */
-void nitc__parser_prod___AVarExpr___nitc__parser_nodes__AVarFormExpr__n_id_61d(val* self, val* p0) {
-val* var_node /* var node: TId */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AVarFormExpr___n_id].val = var_node; /* _n_id on <self:AVarExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TId> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TId> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#AVarExpr#visit_all for (self: AVarExpr, Visitor) */
-void nitc__parser_prod___AVarExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
-val* var_v /* var v: Visitor */;
-val* var /* : TId */;
-var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__AVarFormExpr___n_id].val; /* _n_id on <self:AVarExpr> */
-if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5802);
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-{
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-RET_LABEL:;
+var_n_qid->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_qid:nullable AQid> */
+RET_LABEL3:(void)0;
 }
-/* method parser_prod#AVarAssignExpr#init_avarassignexpr for (self: AVarAssignExpr, nullable TId, nullable TAssign, nullable AExpr) */
-void nitc__parser_prod___AVarAssignExpr___init_avarassignexpr(val* self, val* p0, val* p1, val* p2) {
-val* var_n_id /* var n_id: nullable TId */;
-val* var_n_assign /* var n_assign: nullable TAssign */;
-val* var_n_value /* var n_value: nullable AExpr */;
-{
-{ /* Inline kernel#Object#init (self) on <self:AVarAssignExpr> */
-RET_LABEL1:(void)0;
 }
+if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var_n_id = p0;
-var_n_assign = p1;
-var_n_value = p2;
-if (unlikely(var_n_id == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5812);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5407);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AVarFormExpr___n_id].val = var_n_id; /* _n_id on <self:AVarAssignExpr> */
-if (var_n_id == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val = var_n_args; /* _n_args on <self:ACallAssignExpr> */
+if (var_n_args == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5813);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5408);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_id,self) on <var_n_id:nullable TId> */
-if (unlikely(var_n_id == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
+if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_id->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_id:nullable TId> */
-RET_LABEL2:(void)0;
+var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
+RET_LABEL4:(void)0;
 }
 }
 if (unlikely(var_n_assign == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5814);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5409);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val = var_n_assign; /* _n_assign on <self:AVarAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val = var_n_assign; /* _n_assign on <self:ACallAssignExpr> */
 if (var_n_assign == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5815);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5410);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_assign,self) on <var_n_assign:nullable TAssign> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_assign,self) on <var_n_assign:nullable TAssign> */
 if (unlikely(var_n_assign == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_assign->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_assign:nullable TAssign> */
-RET_LABEL3:(void)0;
+RET_LABEL5:(void)0;
 }
 }
 if (unlikely(var_n_value == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5816);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5411);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val = var_n_value; /* _n_value on <self:AVarAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val = var_n_value; /* _n_value on <self:ACallAssignExpr> */
 if (var_n_value == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5817);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5412);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_value,self) on <var_n_value:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_value,self) on <var_n_value:nullable AExpr> */
 if (unlikely(var_n_value == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_value->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_value:nullable AExpr> */
-RET_LABEL4:(void)0;
+RET_LABEL6:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AVarAssignExpr#replace_child for (self: AVarAssignExpr, ANode, nullable ANode) */
-void nitc__parser_prod___AVarAssignExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$ACallAssignExpr$replace_child for (self: ACallAssignExpr, ANode, nullable ANode) */
+void nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
-val* var /* : TId */;
+val* var /* : AExpr */;
 short int var1 /* : Bool */;
 val* var_other /* var other: nullable Object */;
 short int var3 /* : Bool */;
@@ -7145,7 +7789,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : TAssign */;
+val* var7 /* : AQid */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -7153,7 +7797,7 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
-val* var17 /* : AExpr */;
+val* var17 /* : AExprs */;
 short int var18 /* : Bool */;
 short int var20 /* : Bool */;
 short int var22 /* : Bool */;
@@ -7161,19 +7805,38 @@ short int var23 /* : Bool */;
 int cltype24;
 int idtype25;
 const char* var_class_name26;
+val* var27 /* : TAssign */;
+short int var28 /* : Bool */;
+short int var30 /* : Bool */;
+short int var32 /* : Bool */;
+short int var33 /* : Bool */;
+int cltype34;
+int idtype35;
+const char* var_class_name36;
+val* var37 /* : AExpr */;
+short int var38 /* : Bool */;
+short int var40 /* : Bool */;
+short int var42 /* : Bool */;
+short int var43 /* : Bool */;
+int cltype44;
+int idtype45;
+const char* var_class_name46;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__AVarFormExpr___n_id].val; /* _n_id on <self:AVarAssignExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACallAssignExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5822);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5417);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:TId> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:TId> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -7186,9 +7849,9 @@ RET_LABEL2:(void)0;
 }
 }
 if (var1){
-/* <var_new_child:nullable ANode> isa TId */
-cltype = type_nitc__TId.color;
-idtype = type_nitc__TId.id;
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype = type_nitc__AExpr.color;
+idtype = type_nitc__AExpr.id;
 if(var_new_child == NULL) {
 var6 = 0;
 } else {
@@ -7200,27 +7863,30 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 }
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TId", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5823);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5418);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AVarAssignExpr___nitc__parser_nodes__AVarFormExpr__n_id_61d(self, var_new_child); /* Direct call parser_prod#AVarAssignExpr#n_id= on <self:AVarAssignExpr>*/
+nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$ACallAssignExpr$n_expr= on <self:ACallAssignExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val; /* _n_assign on <self:AVarAssignExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val; /* _n_qid on <self:ACallAssignExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5826);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_qid");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5421);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:TAssign> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:AQid> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:TAssign> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:AQid> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -7233,9 +7899,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa TAssign */
-cltype14 = type_nitc__TAssign.color;
-idtype15 = type_nitc__TAssign.id;
+/* <var_new_child:nullable ANode> isa AQid */
+cltype14 = type_nitc__AQid.color;
+idtype15 = type_nitc__AQid.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -7247,27 +7913,30 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TAssign", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5827);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AQid", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5422);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AVarAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_assign_61d(self, var_new_child); /* Direct call parser_prod#AVarAssignExpr#n_assign= on <self:AVarAssignExpr>*/
+nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ACallFormExpr__n_qid_61d(self, var_new_child); /* Direct call parser_prod$ACallAssignExpr$n_qid= on <self:ACallAssignExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val; /* _n_value on <self:AVarAssignExpr> */
+var17 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val; /* _n_args on <self:ACallAssignExpr> */
 if (unlikely(var17 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5830);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5425);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:AExpr> */
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExprs> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExprs> */
 var22 = var17 == var_other;
 var20 = var22;
 goto RET_LABEL21;
@@ -7280,9 +7949,9 @@ RET_LABEL19:(void)0;
 }
 }
 if (var18){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype24 = type_nitc__AExpr.color;
-idtype25 = type_nitc__AExpr.id;
+/* <var_new_child:nullable ANode> isa AExprs */
+cltype24 = type_nitc__AExprs.color;
+idtype25 = type_nitc__AExprs.id;
 if(var_new_child == NULL) {
 var23 = 0;
 } else {
@@ -7294,176 +7963,428 @@ var23 = var_new_child->type->type_table[cltype24] == idtype25;
 }
 if (unlikely(!var23)) {
 var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5831);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5426);
+fatal_exit(1);
+}
+{
+nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ACallFormExpr__n_args_61d(self, var_new_child); /* Direct call parser_prod$ACallAssignExpr$n_args= on <self:ACallAssignExpr>*/
+}
+goto RET_LABEL;
+} else {
+}
+var27 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val; /* _n_assign on <self:ACallAssignExpr> */
+if (unlikely(var27 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5429);
+fatal_exit(1);
+}
+{
+{ /* Inline kernel$Object$== (var27,var_old_child) on <var27:TAssign> */
+var_other = var_old_child;
+{
+{ /* Inline kernel$Object$is_same_instance (var27,var_other) on <var27:TAssign> */
+var32 = var27 == var_other;
+var30 = var32;
+goto RET_LABEL31;
+RET_LABEL31:(void)0;
+}
+}
+var28 = var30;
+goto RET_LABEL29;
+RET_LABEL29:(void)0;
+}
+}
+if (var28){
+/* <var_new_child:nullable ANode> isa TAssign */
+cltype34 = type_nitc__TAssign.color;
+idtype35 = type_nitc__TAssign.id;
+if(var_new_child == NULL) {
+var33 = 0;
+} else {
+if(cltype34 >= var_new_child->type->table_size) {
+var33 = 0;
+} else {
+var33 = var_new_child->type->type_table[cltype34] == idtype35;
+}
+}
+if (unlikely(!var33)) {
+var_class_name36 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TAssign", var_class_name36);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5430);
+fatal_exit(1);
+}
+{
+nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_assign_61d(self, var_new_child); /* Direct call parser_prod$ACallAssignExpr$n_assign= on <self:ACallAssignExpr>*/
+}
+goto RET_LABEL;
+} else {
+}
+var37 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val; /* _n_value on <self:ACallAssignExpr> */
+if (unlikely(var37 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5433);
+fatal_exit(1);
+}
+{
+{ /* Inline kernel$Object$== (var37,var_old_child) on <var37:AExpr> */
+var_other = var_old_child;
+{
+{ /* Inline kernel$Object$is_same_instance (var37,var_other) on <var37:AExpr> */
+var42 = var37 == var_other;
+var40 = var42;
+goto RET_LABEL41;
+RET_LABEL41:(void)0;
+}
+}
+var38 = var40;
+goto RET_LABEL39;
+RET_LABEL39:(void)0;
+}
+}
+if (var38){
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype44 = type_nitc__AExpr.color;
+idtype45 = type_nitc__AExpr.id;
+if(var_new_child == NULL) {
+var43 = 0;
+} else {
+if(cltype44 >= var_new_child->type->table_size) {
+var43 = 0;
+} else {
+var43 = var_new_child->type->type_table[cltype44] == idtype45;
+}
+}
+if (unlikely(!var43)) {
+var_class_name46 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5434);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AVarAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_value_61d(self, var_new_child); /* Direct call parser_prod#AVarAssignExpr#n_value= on <self:AVarAssignExpr>*/
+nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_value_61d(self, var_new_child); /* Direct call parser_prod$ACallAssignExpr$n_value= on <self:ACallAssignExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#AVarAssignExpr#n_id= for (self: AVarAssignExpr, TId) */
-void nitc__parser_prod___AVarAssignExpr___nitc__parser_nodes__AVarFormExpr__n_id_61d(val* self, val* p0) {
-val* var_node /* var node: TId */;
+/* method parser_prod$ACallAssignExpr$n_expr= for (self: ACallAssignExpr, AExpr) */
+void nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:ACallAssignExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
+RET_LABEL1:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method parser_prod$ACallAssignExpr$n_qid= for (self: ACallAssignExpr, AQid) */
+void nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ACallFormExpr__n_qid_61d(val* self, val* p0) {
+val* var_node /* var node: AQid */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val = var_node; /* _n_qid on <self:ACallAssignExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AQid> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AQid> */
+RET_LABEL1:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method parser_prod$ACallAssignExpr$n_args= for (self: ACallAssignExpr, AExprs) */
+void nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ACallFormExpr__n_args_61d(val* self, val* p0) {
+val* var_node /* var node: AExprs */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AVarFormExpr___n_id].val = var_node; /* _n_id on <self:AVarAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val = var_node; /* _n_args on <self:ACallAssignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TId> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TId> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExprs> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AVarAssignExpr#n_assign= for (self: AVarAssignExpr, TAssign) */
-void nitc__parser_prod___AVarAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_assign_61d(val* self, val* p0) {
+/* method parser_prod$ACallAssignExpr$n_assign= for (self: ACallAssignExpr, TAssign) */
+void nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_assign_61d(val* self, val* p0) {
 val* var_node /* var node: TAssign */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val = var_node; /* _n_assign on <self:AVarAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val = var_node; /* _n_assign on <self:ACallAssignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TAssign> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:TAssign> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TAssign> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AVarAssignExpr#n_value= for (self: AVarAssignExpr, AExpr) */
-void nitc__parser_prod___AVarAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_value_61d(val* self, val* p0) {
+/* method parser_prod$ACallAssignExpr$n_value= for (self: ACallAssignExpr, AExpr) */
+void nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__AAssignFormExpr__n_value_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val = var_node; /* _n_value on <self:AVarAssignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val = var_node; /* _n_value on <self:ACallAssignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AVarAssignExpr#visit_all for (self: AVarAssignExpr, Visitor) */
-void nitc__parser_prod___AVarAssignExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$ACallAssignExpr$visit_all for (self: ACallAssignExpr, Visitor) */
+void nitc__parser_prod___ACallAssignExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
-val* var /* : TId */;
-val* var1 /* : TAssign */;
-val* var2 /* : AExpr */;
+val* var /* : AExpr */;
+val* var1 /* : AQid */;
+val* var2 /* : AExprs */;
+val* var3 /* : TAssign */;
+val* var4 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__AVarFormExpr___n_id].val; /* _n_id on <self:AVarAssignExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACallAssignExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5855);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5468);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val; /* _n_assign on <self:AVarAssignExpr> */
+var1 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val; /* _n_qid on <self:ACallAssignExpr> */
 if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5856);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_qid");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5469);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val; /* _n_value on <self:AVarAssignExpr> */
+var2 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val; /* _n_args on <self:ACallAssignExpr> */
 if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5470);
+fatal_exit(1);
+}
+{
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
+}
+var3 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val; /* _n_assign on <self:ACallAssignExpr> */
+if (unlikely(var3 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5471);
+fatal_exit(1);
+}
+{
+nitc___nitc__Visitor___enter_visit(var_v, var3); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
+}
+var4 = self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val; /* _n_value on <self:ACallAssignExpr> */
+if (unlikely(var4 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5857);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5472);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var4); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#AVarReassignExpr#init_avarreassignexpr for (self: AVarReassignExpr, nullable TId, nullable AAssignOp, nullable AExpr) */
-void nitc__parser_prod___AVarReassignExpr___init_avarreassignexpr(val* self, val* p0, val* p1, val* p2) {
-val* var_n_id /* var n_id: nullable TId */;
+/* method parser_prod$ACallReassignExpr$init_acallreassignexpr for (self: ACallReassignExpr, nullable AExpr, nullable AQid, nullable AExprs, nullable AAssignOp, nullable AExpr) */
+void nitc__parser_prod___ACallReassignExpr___init_acallreassignexpr(val* self, val* p0, val* p1, val* p2, val* p3, val* p4) {
+val* var_n_expr /* var n_expr: nullable AExpr */;
+val* var_n_qid /* var n_qid: nullable AQid */;
+val* var_n_args /* var n_args: nullable AExprs */;
 val* var_n_assign_op /* var n_assign_op: nullable AAssignOp */;
 val* var_n_value /* var n_value: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:AVarReassignExpr> */
+{ /* Inline kernel$Object$init (self) on <self:ACallReassignExpr> */
 RET_LABEL1:(void)0;
 }
 }
-var_n_id = p0;
-var_n_assign_op = p1;
-var_n_value = p2;
-if (unlikely(var_n_id == NULL)) {
+var_n_expr = p0;
+var_n_qid = p1;
+var_n_args = p2;
+var_n_assign_op = p3;
+var_n_value = p4;
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5867);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5484);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AVarFormExpr___n_id].val = var_n_id; /* _n_id on <self:AVarReassignExpr> */
-if (var_n_id == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ACallReassignExpr> */
+if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5868);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5485);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_id,self) on <var_n_id:nullable TId> */
-if (unlikely(var_n_id == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_id->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_id:nullable TId> */
+var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL2:(void)0;
 }
 }
+if (unlikely(var_n_qid == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5486);
+fatal_exit(1);
+}
+self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val = var_n_qid; /* _n_qid on <self:ACallReassignExpr> */
+if (var_n_qid == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5487);
+fatal_exit(1);
+} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_qid,self) on <var_n_qid:nullable AQid> */
+if (unlikely(var_n_qid == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
+}
+var_n_qid->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_qid:nullable AQid> */
+RET_LABEL3:(void)0;
+}
+}
+if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5488);
+fatal_exit(1);
+}
+self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val = var_n_args; /* _n_args on <self:ACallReassignExpr> */
+if (var_n_args == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5489);
+fatal_exit(1);
+} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
+if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
+}
+var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
+RET_LABEL4:(void)0;
+}
+}
 if (unlikely(var_n_assign_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5869);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5490);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val = var_n_assign_op; /* _n_assign_op on <self:AVarReassignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val = var_n_assign_op; /* _n_assign_op on <self:ACallReassignExpr> */
 if (var_n_assign_op == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5870);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5491);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_assign_op,self) on <var_n_assign_op:nullable AAssignOp> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_assign_op,self) on <var_n_assign_op:nullable AAssignOp> */
 if (unlikely(var_n_assign_op == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_assign_op->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_assign_op:nullable AAssignOp> */
-RET_LABEL3:(void)0;
+RET_LABEL5:(void)0;
 }
 }
 if (unlikely(var_n_value == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5871);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5492);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val = var_n_value; /* _n_value on <self:AVarReassignExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val = var_n_value; /* _n_value on <self:ACallReassignExpr> */
 if (var_n_value == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5872);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5493);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_value,self) on <var_n_value:nullable AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_n_value,self) on <var_n_value:nullable AExpr> */
 if (unlikely(var_n_value == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
 var_n_value->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_value:nullable AExpr> */
-RET_LABEL4:(void)0;
+RET_LABEL6:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AVarReassignExpr#replace_child for (self: AVarReassignExpr, ANode, nullable ANode) */
-void nitc__parser_prod___AVarReassignExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$ACallReassignExpr$replace_child for (self: ACallReassignExpr, ANode, nullable ANode) */
+void nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
-val* var /* : TId */;
+val* var /* : AExpr */;
 short int var1 /* : Bool */;
 val* var_other /* var other: nullable Object */;
 short int var3 /* : Bool */;
@@ -7472,7 +8393,7 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : AAssignOp */;
+val* var7 /* : AQid */;
 short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
@@ -7480,7 +8401,7 @@ short int var13 /* : Bool */;
 int cltype14;
 int idtype15;
 const char* var_class_name16;
-val* var17 /* : AExpr */;
+val* var17 /* : AExprs */;
 short int var18 /* : Bool */;
 short int var20 /* : Bool */;
 short int var22 /* : Bool */;
@@ -7488,19 +8409,38 @@ short int var23 /* : Bool */;
 int cltype24;
 int idtype25;
 const char* var_class_name26;
+val* var27 /* : AAssignOp */;
+short int var28 /* : Bool */;
+short int var30 /* : Bool */;
+short int var32 /* : Bool */;
+short int var33 /* : Bool */;
+int cltype34;
+int idtype35;
+const char* var_class_name36;
+val* var37 /* : AExpr */;
+short int var38 /* : Bool */;
+short int var40 /* : Bool */;
+short int var42 /* : Bool */;
+short int var43 /* : Bool */;
+int cltype44;
+int idtype45;
+const char* var_class_name46;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__AVarFormExpr___n_id].val; /* _n_id on <self:AVarReassignExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACallReassignExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5877);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5498);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:TId> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:TId> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -7513,9 +8453,9 @@ RET_LABEL2:(void)0;
 }
 }
 if (var1){
-/* <var_new_child:nullable ANode> isa TId */
-cltype = type_nitc__TId.color;
-idtype = type_nitc__TId.id;
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype = type_nitc__AExpr.color;
+idtype = type_nitc__AExpr.id;
 if(var_new_child == NULL) {
 var6 = 0;
 } else {
@@ -7527,27 +8467,30 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 }
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TId", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5878);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5499);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AVarReassignExpr___nitc__parser_nodes__AVarFormExpr__n_id_61d(self, var_new_child); /* Direct call parser_prod#AVarReassignExpr#n_id= on <self:AVarReassignExpr>*/
+nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$ACallReassignExpr$n_expr= on <self:ACallReassignExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val; /* _n_assign_op on <self:AVarReassignExpr> */
+var7 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val; /* _n_qid on <self:ACallReassignExpr> */
 if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5881);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_qid");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5502);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:AAssignOp> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:AQid> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:AAssignOp> */
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:AQid> */
 var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -7560,9 +8503,9 @@ RET_LABEL9:(void)0;
 }
 }
 if (var8){
-/* <var_new_child:nullable ANode> isa AAssignOp */
-cltype14 = type_nitc__AAssignOp.color;
-idtype15 = type_nitc__AAssignOp.id;
+/* <var_new_child:nullable ANode> isa AQid */
+cltype14 = type_nitc__AQid.color;
+idtype15 = type_nitc__AQid.id;
 if(var_new_child == NULL) {
 var13 = 0;
 } else {
@@ -7574,27 +8517,30 @@ var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 if (unlikely(!var13)) {
 var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AAssignOp", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5882);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AQid", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5503);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AVarReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_assign_op_61d(self, var_new_child); /* Direct call parser_prod#AVarReassignExpr#n_assign_op= on <self:AVarReassignExpr>*/
+nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ACallFormExpr__n_qid_61d(self, var_new_child); /* Direct call parser_prod$ACallReassignExpr$n_qid= on <self:ACallReassignExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val; /* _n_value on <self:AVarReassignExpr> */
+var17 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val; /* _n_args on <self:ACallReassignExpr> */
 if (unlikely(var17 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5885);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5506);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:AExpr> */
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExprs> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:AExpr> */
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExprs> */
 var22 = var17 == var_other;
 var20 = var22;
 goto RET_LABEL21;
@@ -7607,9 +8553,9 @@ RET_LABEL19:(void)0;
 }
 }
 if (var18){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype24 = type_nitc__AExpr.color;
-idtype25 = type_nitc__AExpr.id;
+/* <var_new_child:nullable ANode> isa AExprs */
+cltype24 = type_nitc__AExprs.color;
+idtype25 = type_nitc__AExprs.id;
 if(var_new_child == NULL) {
 var23 = 0;
 } else {
@@ -7621,1337 +8567,561 @@ var23 = var_new_child->type->type_table[cltype24] == idtype25;
 }
 if (unlikely(!var23)) {
 var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5886);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5507);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AVarReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_value_61d(self, var_new_child); /* Direct call parser_prod#AVarReassignExpr#n_value= on <self:AVarReassignExpr>*/
+nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ACallFormExpr__n_args_61d(self, var_new_child); /* Direct call parser_prod$ACallReassignExpr$n_args= on <self:ACallReassignExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-RET_LABEL:;
-}
-/* method parser_prod#AVarReassignExpr#n_id= for (self: AVarReassignExpr, TId) */
-void nitc__parser_prod___AVarReassignExpr___nitc__parser_nodes__AVarFormExpr__n_id_61d(val* self, val* p0) {
-val* var_node /* var node: TId */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AVarFormExpr___n_id].val = var_node; /* _n_id on <self:AVarReassignExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TId> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TId> */
-RET_LABEL1:(void)0;
-}
+var27 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val; /* _n_assign_op on <self:ACallReassignExpr> */
+if (unlikely(var27 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-RET_LABEL:;
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5510);
+fatal_exit(1);
 }
-/* method parser_prod#AVarReassignExpr#n_assign_op= for (self: AVarReassignExpr, AAssignOp) */
-void nitc__parser_prod___AVarReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_assign_op_61d(val* self, val* p0) {
-val* var_node /* var node: AAssignOp */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val = var_node; /* _n_assign_op on <self:AVarReassignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AAssignOp> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AAssignOp> */
-RET_LABEL1:(void)0;
+{ /* Inline kernel$Object$== (var27,var_old_child) on <var27:AAssignOp> */
+var_other = var_old_child;
+{
+{ /* Inline kernel$Object$is_same_instance (var27,var_other) on <var27:AAssignOp> */
+var32 = var27 == var_other;
+var30 = var32;
+goto RET_LABEL31;
+RET_LABEL31:(void)0;
 }
 }
-RET_LABEL:;
+var28 = var30;
+goto RET_LABEL29;
+RET_LABEL29:(void)0;
 }
-/* method parser_prod#AVarReassignExpr#n_value= for (self: AVarReassignExpr, AExpr) */
-void nitc__parser_prod___AVarReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_value_61d(val* self, val* p0) {
-val* var_node /* var node: AExpr */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val = var_node; /* _n_value on <self:AVarReassignExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
-RET_LABEL1:(void)0;
 }
+if (var28){
+/* <var_new_child:nullable ANode> isa AAssignOp */
+cltype34 = type_nitc__AAssignOp.color;
+idtype35 = type_nitc__AAssignOp.id;
+if(var_new_child == NULL) {
+var33 = 0;
+} else {
+if(cltype34 >= var_new_child->type->table_size) {
+var33 = 0;
+} else {
+var33 = var_new_child->type->type_table[cltype34] == idtype35;
 }
-RET_LABEL:;
 }
-/* method parser_prod#AVarReassignExpr#visit_all for (self: AVarReassignExpr, Visitor) */
-void nitc__parser_prod___AVarReassignExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
-val* var_v /* var v: Visitor */;
-val* var /* : TId */;
-val* var1 /* : AAssignOp */;
-val* var2 /* : AExpr */;
-var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__AVarFormExpr___n_id].val; /* _n_id on <self:AVarReassignExpr> */
-if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_id");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5910);
+if (unlikely(!var33)) {
+var_class_name36 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AAssignOp", var_class_name36);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5511);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_assign_op_61d(self, var_new_child); /* Direct call parser_prod$ACallReassignExpr$n_assign_op= on <self:ACallReassignExpr>*/
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val; /* _n_assign_op on <self:AVarReassignExpr> */
-if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign_op");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5911);
-fatal_exit(1);
+goto RET_LABEL;
+} else {
 }
-{
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+var37 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val; /* _n_value on <self:ACallReassignExpr> */
+if (unlikely(var37 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val; /* _n_value on <self:AVarReassignExpr> */
-if (unlikely(var2 == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5912);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5514);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-RET_LABEL:;
-}
-/* method parser_prod#ACrangeExpr#init_acrangeexpr for (self: ACrangeExpr, nullable TObra, nullable AExpr, nullable TDotdot, nullable AExpr, nullable TCbra, nullable AAnnotations) */
-void nitc__parser_prod___ACrangeExpr___init_acrangeexpr(val* self, val* p0, val* p1, val* p2, val* p3, val* p4, val* p5) {
-val* var_n_obra /* var n_obra: nullable TObra */;
-val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_dotdot /* var n_dotdot: nullable TDotdot */;
-val* var_n_expr2 /* var n_expr2: nullable AExpr */;
-val* var_n_cbra /* var n_cbra: nullable TCbra */;
-val* var_n_annotations /* var n_annotations: nullable AAnnotations */;
-short int var /* : Bool */;
-short int var7 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var9 /* : Bool */;
-short int var10 /* : Bool */;
+{ /* Inline kernel$Object$== (var37,var_old_child) on <var37:AExpr> */
+var_other = var_old_child;
 {
-{ /* Inline kernel#Object#init (self) on <self:ACrangeExpr> */
-RET_LABEL1:(void)0;
+{ /* Inline kernel$Object$is_same_instance (var37,var_other) on <var37:AExpr> */
+var42 = var37 == var_other;
+var40 = var42;
+goto RET_LABEL41;
+RET_LABEL41:(void)0;
 }
 }
-var_n_obra = p0;
-var_n_expr = p1;
-var_n_dotdot = p2;
-var_n_expr2 = p3;
-var_n_cbra = p4;
-var_n_annotations = p5;
-if (unlikely(var_n_obra == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5980);
-fatal_exit(1);
+var38 = var40;
+goto RET_LABEL39;
+RET_LABEL39:(void)0;
 }
-self->attrs[COLOR_nitc__parser_nodes__ACrangeExpr___n_obra].val = var_n_obra; /* _n_obra on <self:ACrangeExpr> */
-if (var_n_obra == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5981);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_obra,self) on <var_n_obra:nullable TObra> */
-if (unlikely(var_n_obra == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
 }
-var_n_obra->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_obra:nullable TObra> */
-RET_LABEL2:(void)0;
+if (var38){
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype44 = type_nitc__AExpr.color;
+idtype45 = type_nitc__AExpr.id;
+if(var_new_child == NULL) {
+var43 = 0;
+} else {
+if(cltype44 >= var_new_child->type->table_size) {
+var43 = 0;
+} else {
+var43 = var_new_child->type->type_table[cltype44] == idtype45;
 }
 }
-if (unlikely(var_n_expr == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5982);
+if (unlikely(!var43)) {
+var_class_name46 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5515);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ACrangeExpr> */
-if (var_n_expr == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5983);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
-if (unlikely(var_n_expr == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
-RET_LABEL3:(void)0;
-}
-}
-if (unlikely(var_n_dotdot == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5984);
-fatal_exit(1);
-}
-self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_dotdot].val = var_n_dotdot; /* _n_dotdot on <self:ACrangeExpr> */
-if (var_n_dotdot == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5985);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_dotdot,self) on <var_n_dotdot:nullable TDotdot> */
-if (unlikely(var_n_dotdot == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_dotdot->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_dotdot:nullable TDotdot> */
-RET_LABEL4:(void)0;
-}
-}
-if (unlikely(var_n_expr2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5986);
-fatal_exit(1);
-}
-self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:ACrangeExpr> */
-if (var_n_expr2 == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5987);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
-if (unlikely(var_n_expr2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_expr2->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr2:nullable AExpr> */
-RET_LABEL5:(void)0;
-}
-}
-if (unlikely(var_n_cbra == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5988);
-fatal_exit(1);
-}
-self->attrs[COLOR_nitc__parser_nodes__ACrangeExpr___n_cbra].val = var_n_cbra; /* _n_cbra on <self:ACrangeExpr> */
-if (var_n_cbra == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5989);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_cbra,self) on <var_n_cbra:nullable TCbra> */
-if (unlikely(var_n_cbra == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_cbra->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_cbra:nullable TCbra> */
-RET_LABEL6:(void)0;
-}
-}
-self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val = var_n_annotations; /* _n_annotations on <self:ACrangeExpr> */
-if (var_n_annotations == NULL) {
-var = 0; /* is null */
-} else {
-var = 1; /* arg is null and recv is not */
-}
-if (0) {
-{ /* Inline kernel#Object#!= (var_n_annotations,((val*)NULL)) on <var_n_annotations:nullable AAnnotations> */
-var_other = ((val*)NULL);
-{
-var9 = ((short int(*)(val* self, val* p0))(var_n_annotations->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_n_annotations, var_other); /* == on <var_n_annotations:nullable AAnnotations(AAnnotations)>*/
-}
-var10 = !var9;
-var7 = var10;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
-}
-var = var7;
-}
-if (var){
-{
-{ /* Inline parser_nodes#ANode#parent= (var_n_annotations,self) on <var_n_annotations:nullable AAnnotations(AAnnotations)> */
-var_n_annotations->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_annotations:nullable AAnnotations(AAnnotations)> */
-RET_LABEL11:(void)0;
-}
-}
+{
+nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_value_61d(self, var_new_child); /* Direct call parser_prod$ACallReassignExpr$n_value= on <self:ACallReassignExpr>*/
+}
+goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACrangeExpr#replace_child for (self: ACrangeExpr, ANode, nullable ANode) */
-void nitc__parser_prod___ACrangeExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
-val* var_old_child /* var old_child: ANode */;
-val* var_new_child /* var new_child: nullable ANode */;
-val* var /* : TObra */;
-short int var1 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var3 /* : Bool */;
-short int var5 /* : Bool */;
-short int var6 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-val* var7 /* : AExpr */;
-short int var8 /* : Bool */;
-short int var10 /* : Bool */;
-short int var12 /* : Bool */;
-short int var13 /* : Bool */;
-int cltype14;
-int idtype15;
-const char* var_class_name16;
-val* var17 /* : TDotdot */;
-short int var18 /* : Bool */;
-short int var20 /* : Bool */;
-short int var22 /* : Bool */;
-short int var23 /* : Bool */;
-int cltype24;
-int idtype25;
-const char* var_class_name26;
-val* var27 /* : AExpr */;
-short int var28 /* : Bool */;
-short int var30 /* : Bool */;
-short int var32 /* : Bool */;
-short int var33 /* : Bool */;
-int cltype34;
-int idtype35;
-const char* var_class_name36;
-val* var37 /* : TCbra */;
-short int var38 /* : Bool */;
-short int var40 /* : Bool */;
-short int var42 /* : Bool */;
-short int var43 /* : Bool */;
-int cltype44;
-int idtype45;
-const char* var_class_name46;
-val* var47 /* : nullable AAnnotations */;
-short int var48 /* : Bool */;
-short int var49 /* : Bool */;
-short int var51 /* : Bool */;
-short int var53 /* : Bool */;
-short int var54 /* : Bool */;
-int cltype55;
-int idtype56;
-const char* var_class_name57;
-var_old_child = p0;
-var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ACrangeExpr___n_obra].val; /* _n_obra on <self:ACrangeExpr> */
-if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_obra");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5996);
-fatal_exit(1);
-}
-{
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:TObra> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:TObra> */
-var5 = var == var_other;
-var3 = var5;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
-}
-}
-var1 = var3;
-goto RET_LABEL2;
-RET_LABEL2:(void)0;
-}
-}
-if (var1){
-/* <var_new_child:nullable ANode> isa TObra */
-cltype = type_nitc__TObra.color;
-idtype = type_nitc__TObra.id;
-if(var_new_child == NULL) {
-var6 = 0;
-} else {
-if(cltype >= var_new_child->type->table_size) {
-var6 = 0;
-} else {
-var6 = var_new_child->type->type_table[cltype] == idtype;
-}
-}
-if (unlikely(!var6)) {
-var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TObra", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5997);
-fatal_exit(1);
-}
-{
-nitc__parser_prod___ACrangeExpr___n_obra_61d(self, var_new_child); /* Direct call parser_prod#ACrangeExpr#n_obra= on <self:ACrangeExpr>*/
-}
-goto RET_LABEL;
-} else {
-}
-var7 = self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr].val; /* _n_expr on <self:ACrangeExpr> */
-if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6000);
-fatal_exit(1);
-}
-{
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:AExpr> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:AExpr> */
-var12 = var7 == var_other;
-var10 = var12;
-goto RET_LABEL11;
-RET_LABEL11:(void)0;
-}
-}
-var8 = var10;
-goto RET_LABEL9;
-RET_LABEL9:(void)0;
-}
-}
-if (var8){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype14 = type_nitc__AExpr.color;
-idtype15 = type_nitc__AExpr.id;
-if(var_new_child == NULL) {
-var13 = 0;
-} else {
-if(cltype14 >= var_new_child->type->table_size) {
-var13 = 0;
-} else {
-var13 = var_new_child->type->type_table[cltype14] == idtype15;
-}
-}
-if (unlikely(!var13)) {
-var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6001);
-fatal_exit(1);
-}
-{
-nitc__parser_prod___ACrangeExpr___nitc__parser_nodes__ARangeExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#ACrangeExpr#n_expr= on <self:ACrangeExpr>*/
-}
-goto RET_LABEL;
-} else {
-}
-var17 = self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_dotdot].val; /* _n_dotdot on <self:ACrangeExpr> */
-if (unlikely(var17 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_dotdot");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6004);
-fatal_exit(1);
-}
-{
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:TDotdot> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:TDotdot> */
-var22 = var17 == var_other;
-var20 = var22;
-goto RET_LABEL21;
-RET_LABEL21:(void)0;
-}
-}
-var18 = var20;
-goto RET_LABEL19;
-RET_LABEL19:(void)0;
-}
-}
-if (var18){
-/* <var_new_child:nullable ANode> isa TDotdot */
-cltype24 = type_nitc__TDotdot.color;
-idtype25 = type_nitc__TDotdot.id;
-if(var_new_child == NULL) {
-var23 = 0;
-} else {
-if(cltype24 >= var_new_child->type->table_size) {
-var23 = 0;
-} else {
-var23 = var_new_child->type->type_table[cltype24] == idtype25;
-}
-}
-if (unlikely(!var23)) {
-var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TDotdot", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6005);
-fatal_exit(1);
-}
-{
-nitc__parser_prod___ACrangeExpr___nitc__parser_nodes__ARangeExpr__n_dotdot_61d(self, var_new_child); /* Direct call parser_prod#ACrangeExpr#n_dotdot= on <self:ACrangeExpr>*/
-}
-goto RET_LABEL;
-} else {
-}
-var27 = self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr2].val; /* _n_expr2 on <self:ACrangeExpr> */
-if (unlikely(var27 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6008);
-fatal_exit(1);
-}
-{
-{ /* Inline kernel#Object#== (var27,var_old_child) on <var27:AExpr> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var27,var_other) on <var27:AExpr> */
-var32 = var27 == var_other;
-var30 = var32;
-goto RET_LABEL31;
-RET_LABEL31:(void)0;
-}
-}
-var28 = var30;
-goto RET_LABEL29;
-RET_LABEL29:(void)0;
-}
-}
-if (var28){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype34 = type_nitc__AExpr.color;
-idtype35 = type_nitc__AExpr.id;
-if(var_new_child == NULL) {
-var33 = 0;
-} else {
-if(cltype34 >= var_new_child->type->table_size) {
-var33 = 0;
-} else {
-var33 = var_new_child->type->type_table[cltype34] == idtype35;
-}
-}
-if (unlikely(!var33)) {
-var_class_name36 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name36);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6009);
-fatal_exit(1);
-}
-{
-nitc__parser_prod___ACrangeExpr___nitc__parser_nodes__ARangeExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod#ACrangeExpr#n_expr2= on <self:ACrangeExpr>*/
-}
-goto RET_LABEL;
-} else {
-}
-var37 = self->attrs[COLOR_nitc__parser_nodes__ACrangeExpr___n_cbra].val; /* _n_cbra on <self:ACrangeExpr> */
-if (unlikely(var37 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_cbra");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6012);
-fatal_exit(1);
-}
-{
-{ /* Inline kernel#Object#== (var37,var_old_child) on <var37:TCbra> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var37,var_other) on <var37:TCbra> */
-var42 = var37 == var_other;
-var40 = var42;
-goto RET_LABEL41;
-RET_LABEL41:(void)0;
-}
-}
-var38 = var40;
-goto RET_LABEL39;
-RET_LABEL39:(void)0;
-}
-}
-if (var38){
-/* <var_new_child:nullable ANode> isa TCbra */
-cltype44 = type_nitc__TCbra.color;
-idtype45 = type_nitc__TCbra.id;
-if(var_new_child == NULL) {
-var43 = 0;
-} else {
-if(cltype44 >= var_new_child->type->table_size) {
-var43 = 0;
-} else {
-var43 = var_new_child->type->type_table[cltype44] == idtype45;
-}
-}
-if (unlikely(!var43)) {
-var_class_name46 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TCbra", var_class_name46);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6013);
-fatal_exit(1);
-}
-{
-nitc__parser_prod___ACrangeExpr___n_cbra_61d(self, var_new_child); /* Direct call parser_prod#ACrangeExpr#n_cbra= on <self:ACrangeExpr>*/
-}
-goto RET_LABEL;
-} else {
-}
-var47 = self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val; /* _n_annotations on <self:ACrangeExpr> */
-if (var47 == NULL) {
-var48 = 0; /* <var_old_child:ANode> cannot be null */
-} else {
-{ /* Inline kernel#Object#== (var47,var_old_child) on <var47:nullable AAnnotations> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var47,var_other) on <var47:nullable AAnnotations(AAnnotations)> */
-var53 = var47 == var_other;
-var51 = var53;
-goto RET_LABEL52;
-RET_LABEL52:(void)0;
-}
-}
-var49 = var51;
-goto RET_LABEL50;
-RET_LABEL50:(void)0;
-}
-var48 = var49;
-}
-if (var48){
-/* <var_new_child:nullable ANode> isa nullable AAnnotations */
-cltype55 = type_nullable__nitc__AAnnotations.color;
-idtype56 = type_nullable__nitc__AAnnotations.id;
-if(var_new_child == NULL) {
-var54 = 1;
-} else {
-if(cltype55 >= var_new_child->type->table_size) {
-var54 = 0;
-} else {
-var54 = var_new_child->type->type_table[cltype55] == idtype56;
-}
-}
-if (unlikely(!var54)) {
-var_class_name57 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "nullable AAnnotations", var_class_name57);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6017);
-fatal_exit(1);
-}
-{
-nitc__parser_prod___ACrangeExpr___nitc__parser_nodes__Prod__n_annotations_61d(self, var_new_child); /* Direct call parser_prod#ACrangeExpr#n_annotations= on <self:ACrangeExpr>*/
-}
-goto RET_LABEL;
-} else {
-}
-RET_LABEL:;
-}
-/* method parser_prod#ACrangeExpr#n_obra= for (self: ACrangeExpr, TObra) */
-void nitc__parser_prod___ACrangeExpr___n_obra_61d(val* self, val* p0) {
-val* var_node /* var node: TObra */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ACrangeExpr___n_obra].val = var_node; /* _n_obra on <self:ACrangeExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TObra> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TObra> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#ACrangeExpr#n_expr= for (self: ACrangeExpr, AExpr) */
-void nitc__parser_prod___ACrangeExpr___nitc__parser_nodes__ARangeExpr__n_expr_61d(val* self, val* p0) {
+/* method parser_prod$ACallReassignExpr$n_expr= for (self: ACallReassignExpr, AExpr) */
+void nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
 val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr].val = var_node; /* _n_expr on <self:ACrangeExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:ACallReassignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
 var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACrangeExpr#n_dotdot= for (self: ACrangeExpr, TDotdot) */
-void nitc__parser_prod___ACrangeExpr___nitc__parser_nodes__ARangeExpr__n_dotdot_61d(val* self, val* p0) {
-val* var_node /* var node: TDotdot */;
+/* method parser_prod$ACallReassignExpr$n_qid= for (self: ACallReassignExpr, AQid) */
+void nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ACallFormExpr__n_qid_61d(val* self, val* p0) {
+val* var_node /* var node: AQid */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_dotdot].val = var_node; /* _n_dotdot on <self:ACrangeExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val = var_node; /* _n_qid on <self:ACallReassignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TDotdot> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TDotdot> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AQid> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AQid> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACrangeExpr#n_expr2= for (self: ACrangeExpr, AExpr) */
-void nitc__parser_prod___ACrangeExpr___nitc__parser_nodes__ARangeExpr__n_expr2_61d(val* self, val* p0) {
-val* var_node /* var node: AExpr */;
+/* method parser_prod$ACallReassignExpr$n_args= for (self: ACallReassignExpr, AExprs) */
+void nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ACallFormExpr__n_args_61d(val* self, val* p0) {
+val* var_node /* var node: AExprs */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr2].val = var_node; /* _n_expr2 on <self:ACrangeExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val = var_node; /* _n_args on <self:ACallReassignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExprs> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACrangeExpr#n_cbra= for (self: ACrangeExpr, TCbra) */
-void nitc__parser_prod___ACrangeExpr___n_cbra_61d(val* self, val* p0) {
-val* var_node /* var node: TCbra */;
+/* method parser_prod$ACallReassignExpr$n_assign_op= for (self: ACallReassignExpr, AAssignOp) */
+void nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_assign_op_61d(val* self, val* p0) {
+val* var_node /* var node: AAssignOp */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ACrangeExpr___n_cbra].val = var_node; /* _n_cbra on <self:ACrangeExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val = var_node; /* _n_assign_op on <self:ACallReassignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TCbra> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TCbra> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AAssignOp> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AAssignOp> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACrangeExpr#n_annotations= for (self: ACrangeExpr, nullable AAnnotations) */
-void nitc__parser_prod___ACrangeExpr___nitc__parser_nodes__Prod__n_annotations_61d(val* self, val* p0) {
-val* var_node /* var node: nullable AAnnotations */;
-short int var /* : Bool */;
-short int var1 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var3 /* : Bool */;
-short int var4 /* : Bool */;
+/* method parser_prod$ACallReassignExpr$n_value= for (self: ACallReassignExpr, AExpr) */
+void nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__AReassignFormExpr__n_value_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val = var_node; /* _n_annotations on <self:ACrangeExpr> */
-if (var_node == NULL) {
-var = 0; /* is null */
-} else {
-var = 1; /* arg is null and recv is not */
-}
-if (0) {
-{ /* Inline kernel#Object#!= (var_node,((val*)NULL)) on <var_node:nullable AAnnotations> */
-var_other = ((val*)NULL);
-{
-var3 = ((short int(*)(val* self, val* p0))(var_node->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_node, var_other); /* == on <var_node:nullable AAnnotations(AAnnotations)>*/
-}
-var4 = !var3;
-var1 = var4;
-goto RET_LABEL2;
-RET_LABEL2:(void)0;
-}
-var = var1;
-}
-if (var){
+self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val = var_node; /* _n_value on <self:ACallReassignExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:nullable AAnnotations(AAnnotations)> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:nullable AAnnotations(AAnnotations)> */
-RET_LABEL5:(void)0;
-}
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
+RET_LABEL1:(void)0;
 }
-} else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#ACrangeExpr#visit_all for (self: ACrangeExpr, Visitor) */
-void nitc__parser_prod___ACrangeExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$ACallReassignExpr$visit_all for (self: ACallReassignExpr, Visitor) */
+void nitc__parser_prod___ACallReassignExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
-val* var /* : TObra */;
-val* var1 /* : AExpr */;
-val* var2 /* : TDotdot */;
-val* var3 /* : AExpr */;
-val* var4 /* : TCbra */;
-val* var5 /* : nullable AAnnotations */;
+val* var /* : AExpr */;
+val* var1 /* : AQid */;
+val* var2 /* : AExprs */;
+val* var3 /* : AAssignOp */;
+val* var4 /* : AExpr */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ACrangeExpr___n_obra].val; /* _n_obra on <self:ACrangeExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ACallReassignExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_obra");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6056);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-var1 = self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr].val; /* _n_expr on <self:ACrangeExpr> */
-if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6057);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-var2 = self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_dotdot].val; /* _n_dotdot on <self:ACrangeExpr> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_dotdot");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6058);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-var3 = self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr2].val; /* _n_expr2 on <self:ACrangeExpr> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6059);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var3); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-var4 = self->attrs[COLOR_nitc__parser_nodes__ACrangeExpr___n_cbra].val; /* _n_cbra on <self:ACrangeExpr> */
-if (unlikely(var4 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_cbra");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6060);
-fatal_exit(1);
-}
-{
-nitc___nitc__Visitor___enter_visit(var_v, var4); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-var5 = self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val; /* _n_annotations on <self:ACrangeExpr> */
-{
-nitc___nitc__Visitor___enter_visit(var_v, var5); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-RET_LABEL:;
-}
-/* method parser_prod#AOrangeExpr#init_aorangeexpr for (self: AOrangeExpr, nullable TObra, nullable AExpr, nullable TDotdot, nullable AExpr, nullable TObra, nullable AAnnotations) */
-void nitc__parser_prod___AOrangeExpr___init_aorangeexpr(val* self, val* p0, val* p1, val* p2, val* p3, val* p4, val* p5) {
-val* var_n_obra /* var n_obra: nullable TObra */;
-val* var_n_expr /* var n_expr: nullable AExpr */;
-val* var_n_dotdot /* var n_dotdot: nullable TDotdot */;
-val* var_n_expr2 /* var n_expr2: nullable AExpr */;
-val* var_n_cbra /* var n_cbra: nullable TObra */;
-val* var_n_annotations /* var n_annotations: nullable AAnnotations */;
-short int var /* : Bool */;
-short int var7 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var9 /* : Bool */;
-short int var10 /* : Bool */;
-{
-{ /* Inline kernel#Object#init (self) on <self:AOrangeExpr> */
-RET_LABEL1:(void)0;
-}
-}
-var_n_obra = p0;
-var_n_expr = p1;
-var_n_dotdot = p2;
-var_n_expr2 = p3;
-var_n_cbra = p4;
-var_n_annotations = p5;
-if (unlikely(var_n_obra == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6074);
-fatal_exit(1);
-}
-self->attrs[COLOR_nitc__parser_nodes__AOrangeExpr___n_obra].val = var_n_obra; /* _n_obra on <self:AOrangeExpr> */
-if (var_n_obra == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6075);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_obra,self) on <var_n_obra:nullable TObra> */
-if (unlikely(var_n_obra == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_obra->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_obra:nullable TObra> */
-RET_LABEL2:(void)0;
-}
-}
-if (unlikely(var_n_expr == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6076);
-fatal_exit(1);
-}
-self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AOrangeExpr> */
-if (var_n_expr == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6077);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
-if (unlikely(var_n_expr == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
-RET_LABEL3:(void)0;
-}
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(var_n_dotdot == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6078);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5549);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_dotdot].val = var_n_dotdot; /* _n_dotdot on <self:AOrangeExpr> */
-if (var_n_dotdot == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6079);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_dotdot,self) on <var_n_dotdot:nullable TDotdot> */
-if (unlikely(var_n_dotdot == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+{
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
+}
+var1 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_qid].val; /* _n_qid on <self:ACallReassignExpr> */
+if (unlikely(var1 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_qid");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5550);
 fatal_exit(1);
 }
-var_n_dotdot->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_dotdot:nullable TDotdot> */
-RET_LABEL4:(void)0;
+{
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
+var2 = self->attrs[COLOR_nitc__parser_nodes__ACallFormExpr___n_args].val; /* _n_args on <self:ACallReassignExpr> */
+if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(var_n_expr2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6080);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5551);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr2].val = var_n_expr2; /* _n_expr2 on <self:AOrangeExpr> */
-if (var_n_expr2 == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6081);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_expr2,self) on <var_n_expr2:nullable AExpr> */
-if (unlikely(var_n_expr2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+{
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
+}
+var3 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_assign_op].val; /* _n_assign_op on <self:ACallReassignExpr> */
+if (unlikely(var3 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_assign_op");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5552);
 fatal_exit(1);
 }
-var_n_expr2->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr2:nullable AExpr> */
-RET_LABEL5:(void)0;
+{
+nitc___nitc__Visitor___enter_visit(var_v, var3); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
+var4 = self->attrs[COLOR_nitc__parser_nodes__AReassignFormExpr___n_value].val; /* _n_value on <self:ACallReassignExpr> */
+if (unlikely(var4 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(var_n_cbra == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6082);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_value");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5553);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AOrangeExpr___n_cbra].val = var_n_cbra; /* _n_cbra on <self:AOrangeExpr> */
-if (var_n_cbra == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6083);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_cbra,self) on <var_n_cbra:nullable TObra> */
-if (unlikely(var_n_cbra == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
+{
+nitc___nitc__Visitor___enter_visit(var_v, var4); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var_n_cbra->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_cbra:nullable TObra> */
-RET_LABEL6:(void)0;
+RET_LABEL:;
+}
+/* method parser_prod$ASuperExpr$init_asuperexpr for (self: ASuperExpr, nullable AQualified, nullable TKwsuper, nullable AExprs) */
+void nitc__parser_prod___ASuperExpr___init_asuperexpr(val* self, val* p0, val* p1, val* p2) {
+val* var_n_qualified /* var n_qualified: nullable AQualified */;
+val* var_n_kwsuper /* var n_kwsuper: nullable TKwsuper */;
+val* var_n_args /* var n_args: nullable AExprs */;
+short int var /* : Bool */;
+short int var2 /* : Bool */;
+val* var_other /* var other: nullable Object */;
+short int var4 /* : Bool */;
+short int var5 /* : Bool */;
+{
+{ /* Inline kernel$Object$init (self) on <self:ASuperExpr> */
+RET_LABEL1:(void)0;
 }
 }
-self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val = var_n_annotations; /* _n_annotations on <self:AOrangeExpr> */
-if (var_n_annotations == NULL) {
+var_n_qualified = p0;
+var_n_kwsuper = p1;
+var_n_args = p2;
+self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_qualified].val = var_n_qualified; /* _n_qualified on <self:ASuperExpr> */
+if (var_n_qualified == NULL) {
 var = 0; /* is null */
 } else {
 var = 1; /* arg is null and recv is not */
 }
 if (0) {
-{ /* Inline kernel#Object#!= (var_n_annotations,((val*)NULL)) on <var_n_annotations:nullable AAnnotations> */
+{ /* Inline kernel$Object$!= (var_n_qualified,((val*)NULL)) on <var_n_qualified:nullable AQualified> */
 var_other = ((val*)NULL);
 {
-var9 = ((short int(*)(val* self, val* p0))(var_n_annotations->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_n_annotations, var_other); /* == on <var_n_annotations:nullable AAnnotations(AAnnotations)>*/
+var4 = ((short int(*)(val* self, val* p0))(var_n_qualified->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_n_qualified, var_other); /* == on <var_n_qualified:nullable AQualified(AQualified)>*/
 }
-var10 = !var9;
-var7 = var10;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
+var5 = !var4;
+var2 = var5;
+goto RET_LABEL3;
+RET_LABEL3:(void)0;
 }
-var = var7;
+var = var2;
 }
 if (var){
 {
-{ /* Inline parser_nodes#ANode#parent= (var_n_annotations,self) on <var_n_annotations:nullable AAnnotations(AAnnotations)> */
-var_n_annotations->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_annotations:nullable AAnnotations(AAnnotations)> */
-RET_LABEL11:(void)0;
+{ /* Inline parser_nodes$ANode$parent= (var_n_qualified,self) on <var_n_qualified:nullable AQualified(AQualified)> */
+var_n_qualified->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_qualified:nullable AQualified(AQualified)> */
+RET_LABEL6:(void)0;
 }
 }
 } else {
 }
-RET_LABEL:;
+if (unlikely(var_n_kwsuper == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-/* method parser_prod#AOrangeExpr#replace_child for (self: AOrangeExpr, ANode, nullable ANode) */
-void nitc__parser_prod___AOrangeExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
-val* var_old_child /* var old_child: ANode */;
-val* var_new_child /* var new_child: nullable ANode */;
-val* var /* : TObra */;
-short int var1 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var3 /* : Bool */;
-short int var5 /* : Bool */;
-short int var6 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-val* var7 /* : AExpr */;
-short int var8 /* : Bool */;
-short int var10 /* : Bool */;
-short int var12 /* : Bool */;
-short int var13 /* : Bool */;
-int cltype14;
-int idtype15;
-const char* var_class_name16;
-val* var17 /* : TDotdot */;
-short int var18 /* : Bool */;
-short int var20 /* : Bool */;
-short int var22 /* : Bool */;
-short int var23 /* : Bool */;
-int cltype24;
-int idtype25;
-const char* var_class_name26;
-val* var27 /* : AExpr */;
-short int var28 /* : Bool */;
-short int var30 /* : Bool */;
-short int var32 /* : Bool */;
-short int var33 /* : Bool */;
-int cltype34;
-int idtype35;
-const char* var_class_name36;
-val* var37 /* : TObra */;
-short int var38 /* : Bool */;
-short int var40 /* : Bool */;
-short int var42 /* : Bool */;
-short int var43 /* : Bool */;
-int cltype44;
-int idtype45;
-const char* var_class_name46;
-val* var47 /* : nullable AAnnotations */;
-short int var48 /* : Bool */;
-short int var49 /* : Bool */;
-short int var51 /* : Bool */;
-short int var53 /* : Bool */;
-short int var54 /* : Bool */;
-int cltype55;
-int idtype56;
-const char* var_class_name57;
-var_old_child = p0;
-var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__AOrangeExpr___n_obra].val; /* _n_obra on <self:AOrangeExpr> */
-if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_obra");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6090);
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5565);
 fatal_exit(1);
 }
-{
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:TObra> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:TObra> */
-var5 = var == var_other;
-var3 = var5;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
-}
-}
-var1 = var3;
-goto RET_LABEL2;
-RET_LABEL2:(void)0;
-}
-}
-if (var1){
-/* <var_new_child:nullable ANode> isa TObra */
-cltype = type_nitc__TObra.color;
-idtype = type_nitc__TObra.id;
-if(var_new_child == NULL) {
-var6 = 0;
-} else {
-if(cltype >= var_new_child->type->table_size) {
-var6 = 0;
-} else {
-var6 = var_new_child->type->type_table[cltype] == idtype;
-}
+self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_kwsuper].val = var_n_kwsuper; /* _n_kwsuper on <self:ASuperExpr> */
+if (var_n_kwsuper == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(!var6)) {
-var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TObra", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6091);
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5566);
 fatal_exit(1);
-}
-{
-nitc__parser_prod___AOrangeExpr___n_obra_61d(self, var_new_child); /* Direct call parser_prod#AOrangeExpr#n_obra= on <self:AOrangeExpr>*/
-}
-goto RET_LABEL;
 } else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_kwsuper,self) on <var_n_kwsuper:nullable TKwsuper> */
+if (unlikely(var_n_kwsuper == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var7 = self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr].val; /* _n_expr on <self:AOrangeExpr> */
-if (unlikely(var7 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6094);
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-{
-{ /* Inline kernel#Object#== (var7,var_old_child) on <var7:AExpr> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var7,var_other) on <var7:AExpr> */
-var12 = var7 == var_other;
-var10 = var12;
-goto RET_LABEL11;
-RET_LABEL11:(void)0;
-}
-}
-var8 = var10;
-goto RET_LABEL9;
-RET_LABEL9:(void)0;
-}
+var_n_kwsuper->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_kwsuper:nullable TKwsuper> */
+RET_LABEL7:(void)0;
 }
-if (var8){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype14 = type_nitc__AExpr.color;
-idtype15 = type_nitc__AExpr.id;
-if(var_new_child == NULL) {
-var13 = 0;
-} else {
-if(cltype14 >= var_new_child->type->table_size) {
-var13 = 0;
-} else {
-var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
+if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(!var13)) {
-var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6095);
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5567);
 fatal_exit(1);
 }
-{
-nitc__parser_prod___AOrangeExpr___nitc__parser_nodes__ARangeExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod#AOrangeExpr#n_expr= on <self:AOrangeExpr>*/
+self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_args].val = var_n_args; /* _n_args on <self:ASuperExpr> */
+if (var_n_args == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-goto RET_LABEL;
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5568);
+fatal_exit(1);
 } else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
+if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var17 = self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_dotdot].val; /* _n_dotdot on <self:AOrangeExpr> */
-if (unlikely(var17 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_dotdot");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6098);
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-{
-{ /* Inline kernel#Object#== (var17,var_old_child) on <var17:TDotdot> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var17,var_other) on <var17:TDotdot> */
-var22 = var17 == var_other;
-var20 = var22;
-goto RET_LABEL21;
-RET_LABEL21:(void)0;
-}
-}
-var18 = var20;
-goto RET_LABEL19;
-RET_LABEL19:(void)0;
-}
-}
-if (var18){
-/* <var_new_child:nullable ANode> isa TDotdot */
-cltype24 = type_nitc__TDotdot.color;
-idtype25 = type_nitc__TDotdot.id;
-if(var_new_child == NULL) {
-var23 = 0;
-} else {
-if(cltype24 >= var_new_child->type->table_size) {
-var23 = 0;
-} else {
-var23 = var_new_child->type->type_table[cltype24] == idtype25;
-}
+var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
+RET_LABEL8:(void)0;
 }
-if (unlikely(!var23)) {
-var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TDotdot", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6099);
-fatal_exit(1);
 }
-{
-nitc__parser_prod___AOrangeExpr___nitc__parser_nodes__ARangeExpr__n_dotdot_61d(self, var_new_child); /* Direct call parser_prod#AOrangeExpr#n_dotdot= on <self:AOrangeExpr>*/
+RET_LABEL:;
 }
-goto RET_LABEL;
+/* method parser_prod$ASuperExpr$replace_child for (self: ASuperExpr, ANode, nullable ANode) */
+void nitc__parser_prod___ASuperExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+val* var_old_child /* var old_child: ANode */;
+val* var_new_child /* var new_child: nullable ANode */;
+val* var /* : nullable AQualified */;
+short int var1 /* : Bool */;
+short int var2 /* : Bool */;
+val* var_other /* var other: nullable Object */;
+short int var4 /* : Bool */;
+short int var6 /* : Bool */;
+short int var7 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+val* var8 /* : TKwsuper */;
+short int var9 /* : Bool */;
+short int var11 /* : Bool */;
+short int var13 /* : Bool */;
+short int var14 /* : Bool */;
+int cltype15;
+int idtype16;
+const char* var_class_name17;
+val* var18 /* : AExprs */;
+short int var19 /* : Bool */;
+short int var21 /* : Bool */;
+short int var23 /* : Bool */;
+short int var24 /* : Bool */;
+int cltype25;
+int idtype26;
+const char* var_class_name27;
+var_old_child = p0;
+var_new_child = p1;
+var = self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_qualified].val; /* _n_qualified on <self:ASuperExpr> */
+if (var == NULL) {
+var1 = 0; /* <var_old_child:ANode> cannot be null */
 } else {
-}
-var27 = self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr2].val; /* _n_expr2 on <self:AOrangeExpr> */
-if (unlikely(var27 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6102);
-fatal_exit(1);
-}
-{
-{ /* Inline kernel#Object#== (var27,var_old_child) on <var27:AExpr> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:nullable AQualified> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var27,var_other) on <var27:AExpr> */
-var32 = var27 == var_other;
-var30 = var32;
-goto RET_LABEL31;
-RET_LABEL31:(void)0;
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:nullable AQualified(AQualified)> */
+var6 = var == var_other;
+var4 = var6;
+goto RET_LABEL5;
+RET_LABEL5:(void)0;
 }
 }
-var28 = var30;
-goto RET_LABEL29;
-RET_LABEL29:(void)0;
+var2 = var4;
+goto RET_LABEL3;
+RET_LABEL3:(void)0;
 }
+var1 = var2;
 }
-if (var28){
-/* <var_new_child:nullable ANode> isa AExpr */
-cltype34 = type_nitc__AExpr.color;
-idtype35 = type_nitc__AExpr.id;
+if (var1){
+/* <var_new_child:nullable ANode> isa nullable AQualified */
+cltype = type_nullable__nitc__AQualified.color;
+idtype = type_nullable__nitc__AQualified.id;
 if(var_new_child == NULL) {
-var33 = 0;
+var7 = 1;
 } else {
-if(cltype34 >= var_new_child->type->table_size) {
-var33 = 0;
+if(cltype >= var_new_child->type->table_size) {
+var7 = 0;
 } else {
-var33 = var_new_child->type->type_table[cltype34] == idtype35;
+var7 = var_new_child->type->type_table[cltype] == idtype;
 }
 }
-if (unlikely(!var33)) {
-var_class_name36 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name36);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6103);
+if (unlikely(!var7)) {
+var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "nullable AQualified", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5574);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AOrangeExpr___nitc__parser_nodes__ARangeExpr__n_expr2_61d(self, var_new_child); /* Direct call parser_prod#AOrangeExpr#n_expr2= on <self:AOrangeExpr>*/
+nitc__parser_prod___ASuperExpr___n_qualified_61d(self, var_new_child); /* Direct call parser_prod$ASuperExpr$n_qualified= on <self:ASuperExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var37 = self->attrs[COLOR_nitc__parser_nodes__AOrangeExpr___n_cbra].val; /* _n_cbra on <self:AOrangeExpr> */
-if (unlikely(var37 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_cbra");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6106);
+var8 = self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_kwsuper].val; /* _n_kwsuper on <self:ASuperExpr> */
+if (unlikely(var8 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_kwsuper");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5577);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var37,var_old_child) on <var37:TObra> */
+{ /* Inline kernel$Object$== (var8,var_old_child) on <var8:TKwsuper> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var37,var_other) on <var37:TObra> */
-var42 = var37 == var_other;
-var40 = var42;
-goto RET_LABEL41;
-RET_LABEL41:(void)0;
+{ /* Inline kernel$Object$is_same_instance (var8,var_other) on <var8:TKwsuper> */
+var13 = var8 == var_other;
+var11 = var13;
+goto RET_LABEL12;
+RET_LABEL12:(void)0;
 }
 }
-var38 = var40;
-goto RET_LABEL39;
-RET_LABEL39:(void)0;
+var9 = var11;
+goto RET_LABEL10;
+RET_LABEL10:(void)0;
 }
 }
-if (var38){
-/* <var_new_child:nullable ANode> isa TObra */
-cltype44 = type_nitc__TObra.color;
-idtype45 = type_nitc__TObra.id;
+if (var9){
+/* <var_new_child:nullable ANode> isa TKwsuper */
+cltype15 = type_nitc__TKwsuper.color;
+idtype16 = type_nitc__TKwsuper.id;
 if(var_new_child == NULL) {
-var43 = 0;
+var14 = 0;
 } else {
-if(cltype44 >= var_new_child->type->table_size) {
-var43 = 0;
+if(cltype15 >= var_new_child->type->table_size) {
+var14 = 0;
 } else {
-var43 = var_new_child->type->type_table[cltype44] == idtype45;
+var14 = var_new_child->type->type_table[cltype15] == idtype16;
 }
 }
-if (unlikely(!var43)) {
-var_class_name46 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TObra", var_class_name46);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6107);
+if (unlikely(!var14)) {
+var_class_name17 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TKwsuper", var_class_name17);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5578);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AOrangeExpr___n_cbra_61d(self, var_new_child); /* Direct call parser_prod#AOrangeExpr#n_cbra= on <self:AOrangeExpr>*/
+nitc__parser_prod___ASuperExpr___n_kwsuper_61d(self, var_new_child); /* Direct call parser_prod$ASuperExpr$n_kwsuper= on <self:ASuperExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var47 = self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val; /* _n_annotations on <self:AOrangeExpr> */
-if (var47 == NULL) {
-var48 = 0; /* <var_old_child:ANode> cannot be null */
-} else {
-{ /* Inline kernel#Object#== (var47,var_old_child) on <var47:nullable AAnnotations> */
+var18 = self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_args].val; /* _n_args on <self:ASuperExpr> */
+if (unlikely(var18 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5581);
+fatal_exit(1);
+}
+{
+{ /* Inline kernel$Object$== (var18,var_old_child) on <var18:AExprs> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var47,var_other) on <var47:nullable AAnnotations(AAnnotations)> */
-var53 = var47 == var_other;
-var51 = var53;
-goto RET_LABEL52;
-RET_LABEL52:(void)0;
+{ /* Inline kernel$Object$is_same_instance (var18,var_other) on <var18:AExprs> */
+var23 = var18 == var_other;
+var21 = var23;
+goto RET_LABEL22;
+RET_LABEL22:(void)0;
 }
 }
-var49 = var51;
-goto RET_LABEL50;
-RET_LABEL50:(void)0;
+var19 = var21;
+goto RET_LABEL20;
+RET_LABEL20:(void)0;
 }
-var48 = var49;
 }
-if (var48){
-/* <var_new_child:nullable ANode> isa nullable AAnnotations */
-cltype55 = type_nullable__nitc__AAnnotations.color;
-idtype56 = type_nullable__nitc__AAnnotations.id;
+if (var19){
+/* <var_new_child:nullable ANode> isa AExprs */
+cltype25 = type_nitc__AExprs.color;
+idtype26 = type_nitc__AExprs.id;
 if(var_new_child == NULL) {
-var54 = 1;
+var24 = 0;
 } else {
-if(cltype55 >= var_new_child->type->table_size) {
-var54 = 0;
+if(cltype25 >= var_new_child->type->table_size) {
+var24 = 0;
 } else {
-var54 = var_new_child->type->type_table[cltype55] == idtype56;
+var24 = var_new_child->type->type_table[cltype25] == idtype26;
 }
 }
-if (unlikely(!var54)) {
-var_class_name57 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "nullable AAnnotations", var_class_name57);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6111);
+if (unlikely(!var24)) {
+var_class_name27 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name27);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5582);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AOrangeExpr___nitc__parser_nodes__Prod__n_annotations_61d(self, var_new_child); /* Direct call parser_prod#AOrangeExpr#n_annotations= on <self:AOrangeExpr>*/
+nitc__parser_prod___ASuperExpr___n_args_61d(self, var_new_child); /* Direct call parser_prod$ASuperExpr$n_args= on <self:ASuperExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#AOrangeExpr#n_obra= for (self: AOrangeExpr, TObra) */
-void nitc__parser_prod___AOrangeExpr___n_obra_61d(val* self, val* p0) {
-val* var_node /* var node: TObra */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AOrangeExpr___n_obra].val = var_node; /* _n_obra on <self:AOrangeExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TObra> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TObra> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#AOrangeExpr#n_expr= for (self: AOrangeExpr, AExpr) */
-void nitc__parser_prod___AOrangeExpr___nitc__parser_nodes__ARangeExpr__n_expr_61d(val* self, val* p0) {
-val* var_node /* var node: AExpr */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr].val = var_node; /* _n_expr on <self:AOrangeExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#AOrangeExpr#n_dotdot= for (self: AOrangeExpr, TDotdot) */
-void nitc__parser_prod___AOrangeExpr___nitc__parser_nodes__ARangeExpr__n_dotdot_61d(val* self, val* p0) {
-val* var_node /* var node: TDotdot */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_dotdot].val = var_node; /* _n_dotdot on <self:AOrangeExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TDotdot> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TDotdot> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#AOrangeExpr#n_expr2= for (self: AOrangeExpr, AExpr) */
-void nitc__parser_prod___AOrangeExpr___nitc__parser_nodes__ARangeExpr__n_expr2_61d(val* self, val* p0) {
-val* var_node /* var node: AExpr */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr2].val = var_node; /* _n_expr2 on <self:AOrangeExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:AExpr> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#AOrangeExpr#n_cbra= for (self: AOrangeExpr, TObra) */
-void nitc__parser_prod___AOrangeExpr___n_cbra_61d(val* self, val* p0) {
-val* var_node /* var node: TObra */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AOrangeExpr___n_cbra].val = var_node; /* _n_cbra on <self:AOrangeExpr> */
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TObra> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TObra> */
-RET_LABEL1:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method parser_prod#AOrangeExpr#n_annotations= for (self: AOrangeExpr, nullable AAnnotations) */
-void nitc__parser_prod___AOrangeExpr___nitc__parser_nodes__Prod__n_annotations_61d(val* self, val* p0) {
-val* var_node /* var node: nullable AAnnotations */;
+/* method parser_prod$ASuperExpr$n_qualified= for (self: ASuperExpr, nullable AQualified) */
+void nitc__parser_prod___ASuperExpr___n_qualified_61d(val* self, val* p0) {
+val* var_node /* var node: nullable AQualified */;
 short int var /* : Bool */;
 short int var1 /* : Bool */;
 val* var_other /* var other: nullable Object */;
 short int var3 /* : Bool */;
 short int var4 /* : Bool */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val = var_node; /* _n_annotations on <self:AOrangeExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_qualified].val = var_node; /* _n_qualified on <self:ASuperExpr> */
 if (var_node == NULL) {
 var = 0; /* is null */
 } else {
 var = 1; /* arg is null and recv is not */
 }
 if (0) {
-{ /* Inline kernel#Object#!= (var_node,((val*)NULL)) on <var_node:nullable AAnnotations> */
+{ /* Inline kernel$Object$!= (var_node,((val*)NULL)) on <var_node:nullable AQualified> */
 var_other = ((val*)NULL);
 {
-var3 = ((short int(*)(val* self, val* p0))(var_node->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_node, var_other); /* == on <var_node:nullable AAnnotations(AAnnotations)>*/
+var3 = ((short int(*)(val* self, val* p0))(var_node->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_node, var_other); /* == on <var_node:nullable AQualified(AQualified)>*/
 }
 var4 = !var3;
 var1 = var4;
@@ -8962,8 +9132,8 @@ var = var1;
 }
 if (var){
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:nullable AAnnotations(AAnnotations)> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:nullable AAnnotations(AAnnotations)> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:nullable AQualified(AQualified)> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:nullable AQualified(AQualified)> */
 RET_LABEL5:(void)0;
 }
 }
@@ -8971,215 +9141,179 @@ RET_LABEL5:(void)0;
 }
 RET_LABEL:;
 }
-/* method parser_prod#AOrangeExpr#visit_all for (self: AOrangeExpr, Visitor) */
-void nitc__parser_prod___AOrangeExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
-val* var_v /* var v: Visitor */;
-val* var /* : TObra */;
-val* var1 /* : AExpr */;
-val* var2 /* : TDotdot */;
-val* var3 /* : AExpr */;
-val* var4 /* : TObra */;
-val* var5 /* : nullable AAnnotations */;
-var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__AOrangeExpr___n_obra].val; /* _n_obra on <self:AOrangeExpr> */
-if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_obra");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6150);
-fatal_exit(1);
-}
+/* method parser_prod$ASuperExpr$n_kwsuper= for (self: ASuperExpr, TKwsuper) */
+void nitc__parser_prod___ASuperExpr___n_kwsuper_61d(val* self, val* p0) {
+val* var_node /* var node: TKwsuper */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_kwsuper].val = var_node; /* _n_kwsuper on <self:ASuperExpr> */
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:TKwsuper> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TKwsuper> */
+RET_LABEL1:(void)0;
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr].val; /* _n_expr on <self:AOrangeExpr> */
-if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6151);
-fatal_exit(1);
 }
+RET_LABEL:;
+}
+/* method parser_prod$ASuperExpr$n_args= for (self: ASuperExpr, AExprs) */
+void nitc__parser_prod___ASuperExpr___n_args_61d(val* self, val* p0) {
+val* var_node /* var node: AExprs */;
+var_node = p0;
+self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_args].val = var_node; /* _n_args on <self:ASuperExpr> */
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExprs> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
+RET_LABEL1:(void)0;
 }
-var2 = self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_dotdot].val; /* _n_dotdot on <self:AOrangeExpr> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_dotdot");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6152);
-fatal_exit(1);
 }
+RET_LABEL:;
+}
+/* method parser_prod$ASuperExpr$visit_all for (self: ASuperExpr, Visitor) */
+void nitc__parser_prod___ASuperExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+val* var_v /* var v: Visitor */;
+val* var /* : nullable AQualified */;
+val* var1 /* : TKwsuper */;
+val* var2 /* : AExprs */;
+var_v = p0;
+var = self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_qualified].val; /* _n_qualified on <self:ASuperExpr> */
 {
-nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var3 = self->attrs[COLOR_nitc__parser_nodes__ARangeExpr___n_expr2].val; /* _n_expr2 on <self:AOrangeExpr> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr2");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6153);
+var1 = self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_kwsuper].val; /* _n_kwsuper on <self:ASuperExpr> */
+if (unlikely(var1 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_kwsuper");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5607);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var3); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var4 = self->attrs[COLOR_nitc__parser_nodes__AOrangeExpr___n_cbra].val; /* _n_cbra on <self:AOrangeExpr> */
-if (unlikely(var4 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_cbra");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6154);
-fatal_exit(1);
+var2 = self->attrs[COLOR_nitc__parser_nodes__ASuperExpr___n_args].val; /* _n_args on <self:ASuperExpr> */
+if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-{
-nitc___nitc__Visitor___enter_visit(var_v, var4); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5608);
+fatal_exit(1);
 }
-var5 = self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val; /* _n_annotations on <self:AOrangeExpr> */
 {
-nitc___nitc__Visitor___enter_visit(var_v, var5); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#AArrayExpr#init_aarrayexpr for (self: AArrayExpr, nullable TObra, Collection[Object], nullable AType, nullable TCbra, nullable AAnnotations) */
-void nitc__parser_prod___AArrayExpr___init_aarrayexpr(val* self, val* p0, val* p1, val* p2, val* p3, val* p4) {
-val* var_n_obra /* var n_obra: nullable TObra */;
-val* var_n_exprs /* var n_exprs: Collection[Object] */;
-val* var_n_type /* var n_type: nullable AType */;
-val* var_n_cbra /* var n_cbra: nullable TCbra */;
-val* var_n_annotations /* var n_annotations: nullable AAnnotations */;
-val* var /* : ANodes[AExpr] */;
-val* var4 /* : ANodes[AExpr] */;
-short int var5 /* : Bool */;
-short int var6 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var8 /* : Bool */;
-short int var9 /* : Bool */;
-short int var12 /* : Bool */;
-short int var13 /* : Bool */;
-short int var15 /* : Bool */;
-short int var16 /* : Bool */;
+/* method parser_prod$AInitExpr$init_ainitexpr for (self: AInitExpr, nullable AExpr, nullable TKwinit, nullable AExprs) */
+void nitc__parser_prod___AInitExpr___init_ainitexpr(val* self, val* p0, val* p1, val* p2) {
+val* var_n_expr /* var n_expr: nullable AExpr */;
+val* var_n_kwinit /* var n_kwinit: nullable TKwinit */;
+val* var_n_args /* var n_args: nullable AExprs */;
 {
-{ /* Inline kernel#Object#init (self) on <self:AArrayExpr> */
+{ /* Inline kernel$Object$init (self) on <self:AInitExpr> */
 RET_LABEL1:(void)0;
 }
 }
-var_n_obra = p0;
-var_n_exprs = p1;
-var_n_type = p2;
-var_n_cbra = p3;
-var_n_annotations = p4;
-if (unlikely(var_n_obra == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6167);
-fatal_exit(1);
-}
-self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_obra].val = var_n_obra; /* _n_obra on <self:AArrayExpr> */
-if (var_n_obra == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6168);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_obra,self) on <var_n_obra:nullable TObra> */
-if (unlikely(var_n_obra == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_n_obra->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_obra:nullable TObra> */
-RET_LABEL2:(void)0;
-}
+var_n_expr = p0;
+var_n_kwinit = p1;
+var_n_args = p2;
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-{
-{ /* Inline parser_nodes#AArrayExpr#n_exprs (self) on <self:AArrayExpr> */
-var4 = self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_exprs].val; /* _n_exprs on <self:AArrayExpr> */
-if (unlikely(var4 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_exprs");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 2460);
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5618);
 fatal_exit(1);
 }
-var = var4;
-RET_LABEL3:(void)0;
-}
-}
-{
-nitc___nitc__ANodes___unsafe_add_all(var, var_n_exprs); /* Direct call parser_nodes#ANodes#unsafe_add_all on <var:ANodes[AExpr]>*/
-}
-self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_type].val = var_n_type; /* _n_type on <self:AArrayExpr> */
-if (var_n_type == NULL) {
-var5 = 0; /* is null */
-} else {
-var5 = 1; /* arg is null and recv is not */
-}
-if (0) {
-{ /* Inline kernel#Object#!= (var_n_type,((val*)NULL)) on <var_n_type:nullable AType> */
-var_other = ((val*)NULL);
-{
-var8 = ((short int(*)(val* self, val* p0))(var_n_type->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_n_type, var_other); /* == on <var_n_type:nullable AType(AType)>*/
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:AInitExpr> */
+if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var9 = !var8;
-var6 = var9;
-goto RET_LABEL7;
-RET_LABEL7:(void)0;
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5619);
+fatal_exit(1);
+} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var5 = var6;
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
 }
-if (var5){
-{
-{ /* Inline parser_nodes#ANode#parent= (var_n_type,self) on <var_n_type:nullable AType(AType)> */
-var_n_type->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_type:nullable AType(AType)> */
-RET_LABEL10:(void)0;
+var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
+RET_LABEL2:(void)0;
 }
 }
-} else {
+if (unlikely(var_n_kwinit == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(var_n_cbra == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6172);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5620);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_cbra].val = var_n_cbra; /* _n_cbra on <self:AArrayExpr> */
-if (var_n_cbra == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_kwinit].val = var_n_kwinit; /* _n_kwinit on <self:AInitExpr> */
+if (var_n_kwinit == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6173);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5621);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_cbra,self) on <var_n_cbra:nullable TCbra> */
-if (unlikely(var_n_cbra == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_kwinit,self) on <var_n_kwinit:nullable TKwinit> */
+if (unlikely(var_n_kwinit == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_cbra->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_cbra:nullable TCbra> */
-RET_LABEL11:(void)0;
+var_n_kwinit->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_kwinit:nullable TKwinit> */
+RET_LABEL3:(void)0;
 }
 }
-self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val = var_n_annotations; /* _n_annotations on <self:AArrayExpr> */
-if (var_n_annotations == NULL) {
-var12 = 0; /* is null */
-} else {
-var12 = 1; /* arg is null and recv is not */
+if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (0) {
-{ /* Inline kernel#Object#!= (var_n_annotations,((val*)NULL)) on <var_n_annotations:nullable AAnnotations> */
-var_other = ((val*)NULL);
-{
-var15 = ((short int(*)(val* self, val* p0))(var_n_annotations->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_n_annotations, var_other); /* == on <var_n_annotations:nullable AAnnotations(AAnnotations)>*/
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5622);
+fatal_exit(1);
 }
-var16 = !var15;
-var13 = var16;
-goto RET_LABEL14;
-RET_LABEL14:(void)0;
+self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_args].val = var_n_args; /* _n_args on <self:AInitExpr> */
+if (var_n_args == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var12 = var13;
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5623);
+fatal_exit(1);
+} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
+if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (var12){
-{
-{ /* Inline parser_nodes#ANode#parent= (var_n_annotations,self) on <var_n_annotations:nullable AAnnotations(AAnnotations)> */
-var_n_annotations->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_annotations:nullable AAnnotations(AAnnotations)> */
-RET_LABEL17:(void)0;
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
 }
+var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
+RET_LABEL4:(void)0;
 }
-} else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#AArrayExpr#replace_child for (self: AArrayExpr, ANode, nullable ANode) */
-void nitc__parser_prod___AArrayExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$AInitExpr$replace_child for (self: AInitExpr, ANode, nullable ANode) */
+void nitc__parser_prod___AInitExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
-val* var /* : TObra */;
+val* var /* : AExpr */;
 short int var1 /* : Bool */;
 val* var_other /* var other: nullable Object */;
 short int var3 /* : Bool */;
@@ -9188,48 +9322,38 @@ short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var7 /* : ANodes[AExpr] */;
-val* var9 /* : ANodes[AExpr] */;
+val* var7 /* : TKwinit */;
+short int var8 /* : Bool */;
 short int var10 /* : Bool */;
-val* var11 /* : nullable AType */;
 short int var12 /* : Bool */;
 short int var13 /* : Bool */;
-short int var15 /* : Bool */;
-short int var17 /* : Bool */;
+int cltype14;
+int idtype15;
+const char* var_class_name16;
+val* var17 /* : AExprs */;
 short int var18 /* : Bool */;
-int cltype19;
-int idtype20;
-const char* var_class_name21;
-val* var22 /* : TCbra */;
+short int var20 /* : Bool */;
+short int var22 /* : Bool */;
 short int var23 /* : Bool */;
-short int var25 /* : Bool */;
-short int var27 /* : Bool */;
-short int var28 /* : Bool */;
-int cltype29;
-int idtype30;
-const char* var_class_name31;
-val* var32 /* : nullable AAnnotations */;
-short int var33 /* : Bool */;
-short int var34 /* : Bool */;
-short int var36 /* : Bool */;
-short int var38 /* : Bool */;
-short int var39 /* : Bool */;
-int cltype40;
-int idtype41;
-const char* var_class_name42;
+int cltype24;
+int idtype25;
+const char* var_class_name26;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_obra].val; /* _n_obra on <self:AArrayExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AInitExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_obra");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6180);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5628);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:TObra> */
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:TObra> */
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
 var5 = var == var_other;
 var3 = var5;
 goto RET_LABEL4;
@@ -9242,9 +9366,9 @@ RET_LABEL2:(void)0;
 }
 }
 if (var1){
-/* <var_new_child:nullable ANode> isa TObra */
-cltype = type_nitc__TObra.color;
-idtype = type_nitc__TObra.id;
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype = type_nitc__AExpr.color;
+idtype = type_nitc__AExpr.id;
 if(var_new_child == NULL) {
 var6 = 0;
 } else {
@@ -9256,679 +9380,592 @@ var6 = var_new_child->type->type_table[cltype] == idtype;
 }
 if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TObra", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6181);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5629);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AArrayExpr___n_obra_61d(self, var_new_child); /* Direct call parser_prod#AArrayExpr#n_obra= on <self:AArrayExpr>*/
+nitc__parser_prod___AInitExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$AInitExpr$n_expr= on <self:AInitExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-{
-{ /* Inline parser_nodes#AArrayExpr#n_exprs (self) on <self:AArrayExpr> */
-var9 = self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_exprs].val; /* _n_exprs on <self:AArrayExpr> */
-if (unlikely(var9 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_exprs");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 2460);
-fatal_exit(1);
-}
-var7 = var9;
-RET_LABEL8:(void)0;
+var7 = self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_kwinit].val; /* _n_kwinit on <self:AInitExpr> */
+if (unlikely(var7 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_kwinit");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5632);
+fatal_exit(1);
 }
 {
-var10 = nitc___nitc__ANodes___replace_child(var7, var_old_child, var_new_child);
-}
-if (var10){
-goto RET_LABEL;
-} else {
-}
-var11 = self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_type].val; /* _n_type on <self:AArrayExpr> */
-if (var11 == NULL) {
-var12 = 0; /* <var_old_child:ANode> cannot be null */
-} else {
-{ /* Inline kernel#Object#== (var11,var_old_child) on <var11:nullable AType> */
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:TKwinit> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var11,var_other) on <var11:nullable AType(AType)> */
-var17 = var11 == var_other;
-var15 = var17;
-goto RET_LABEL16;
-RET_LABEL16:(void)0;
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:TKwinit> */
+var12 = var7 == var_other;
+var10 = var12;
+goto RET_LABEL11;
+RET_LABEL11:(void)0;
 }
 }
-var13 = var15;
-goto RET_LABEL14;
-RET_LABEL14:(void)0;
+var8 = var10;
+goto RET_LABEL9;
+RET_LABEL9:(void)0;
 }
-var12 = var13;
 }
-if (var12){
-/* <var_new_child:nullable ANode> isa nullable AType */
-cltype19 = type_nullable__nitc__AType.color;
-idtype20 = type_nullable__nitc__AType.id;
+if (var8){
+/* <var_new_child:nullable ANode> isa TKwinit */
+cltype14 = type_nitc__TKwinit.color;
+idtype15 = type_nitc__TKwinit.id;
 if(var_new_child == NULL) {
-var18 = 1;
+var13 = 0;
 } else {
-if(cltype19 >= var_new_child->type->table_size) {
-var18 = 0;
+if(cltype14 >= var_new_child->type->table_size) {
+var13 = 0;
 } else {
-var18 = var_new_child->type->type_table[cltype19] == idtype20;
+var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 }
-if (unlikely(!var18)) {
-var_class_name21 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "nullable AType", var_class_name21);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6186);
+if (unlikely(!var13)) {
+var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TKwinit", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5633);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AArrayExpr___n_type_61d(self, var_new_child); /* Direct call parser_prod#AArrayExpr#n_type= on <self:AArrayExpr>*/
+nitc__parser_prod___AInitExpr___n_kwinit_61d(self, var_new_child); /* Direct call parser_prod$AInitExpr$n_kwinit= on <self:AInitExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var22 = self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_cbra].val; /* _n_cbra on <self:AArrayExpr> */
-if (unlikely(var22 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_cbra");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6189);
-fatal_exit(1);
-}
-{
-{ /* Inline kernel#Object#== (var22,var_old_child) on <var22:TCbra> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var22,var_other) on <var22:TCbra> */
-var27 = var22 == var_other;
-var25 = var27;
-goto RET_LABEL26;
-RET_LABEL26:(void)0;
-}
-}
-var23 = var25;
-goto RET_LABEL24;
-RET_LABEL24:(void)0;
-}
-}
-if (var23){
-/* <var_new_child:nullable ANode> isa TCbra */
-cltype29 = type_nitc__TCbra.color;
-idtype30 = type_nitc__TCbra.id;
-if(var_new_child == NULL) {
-var28 = 0;
-} else {
-if(cltype29 >= var_new_child->type->table_size) {
-var28 = 0;
-} else {
-var28 = var_new_child->type->type_table[cltype29] == idtype30;
-}
+var17 = self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_args].val; /* _n_args on <self:AInitExpr> */
+if (unlikely(var17 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (unlikely(!var28)) {
-var_class_name31 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TCbra", var_class_name31);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6190);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5636);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AArrayExpr___n_cbra_61d(self, var_new_child); /* Direct call parser_prod#AArrayExpr#n_cbra= on <self:AArrayExpr>*/
-}
-goto RET_LABEL;
-} else {
-}
-var32 = self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val; /* _n_annotations on <self:AArrayExpr> */
-if (var32 == NULL) {
-var33 = 0; /* <var_old_child:ANode> cannot be null */
-} else {
-{ /* Inline kernel#Object#== (var32,var_old_child) on <var32:nullable AAnnotations> */
+{ /* Inline kernel$Object$== (var17,var_old_child) on <var17:AExprs> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var32,var_other) on <var32:nullable AAnnotations(AAnnotations)> */
-var38 = var32 == var_other;
-var36 = var38;
-goto RET_LABEL37;
-RET_LABEL37:(void)0;
+{ /* Inline kernel$Object$is_same_instance (var17,var_other) on <var17:AExprs> */
+var22 = var17 == var_other;
+var20 = var22;
+goto RET_LABEL21;
+RET_LABEL21:(void)0;
 }
 }
-var34 = var36;
-goto RET_LABEL35;
-RET_LABEL35:(void)0;
+var18 = var20;
+goto RET_LABEL19;
+RET_LABEL19:(void)0;
 }
-var33 = var34;
 }
-if (var33){
-/* <var_new_child:nullable ANode> isa nullable AAnnotations */
-cltype40 = type_nullable__nitc__AAnnotations.color;
-idtype41 = type_nullable__nitc__AAnnotations.id;
+if (var18){
+/* <var_new_child:nullable ANode> isa AExprs */
+cltype24 = type_nitc__AExprs.color;
+idtype25 = type_nitc__AExprs.id;
 if(var_new_child == NULL) {
-var39 = 1;
+var23 = 0;
 } else {
-if(cltype40 >= var_new_child->type->table_size) {
-var39 = 0;
+if(cltype24 >= var_new_child->type->table_size) {
+var23 = 0;
 } else {
-var39 = var_new_child->type->type_table[cltype40] == idtype41;
+var23 = var_new_child->type->type_table[cltype24] == idtype25;
 }
 }
-if (unlikely(!var39)) {
-var_class_name42 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "nullable AAnnotations", var_class_name42);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6194);
+if (unlikely(!var23)) {
+var_class_name26 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5637);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___AArrayExpr___nitc__parser_nodes__Prod__n_annotations_61d(self, var_new_child); /* Direct call parser_prod#AArrayExpr#n_annotations= on <self:AArrayExpr>*/
+nitc__parser_prod___AInitExpr___n_args_61d(self, var_new_child); /* Direct call parser_prod$AInitExpr$n_args= on <self:AInitExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#AArrayExpr#n_obra= for (self: AArrayExpr, TObra) */
-void nitc__parser_prod___AArrayExpr___n_obra_61d(val* self, val* p0) {
-val* var_node /* var node: TObra */;
+/* method parser_prod$AInitExpr$n_expr= for (self: AInitExpr, AExpr) */
+void nitc__parser_prod___AInitExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_obra].val = var_node; /* _n_obra on <self:AArrayExpr> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:AInitExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TObra> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TObra> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AArrayExpr#n_type= for (self: AArrayExpr, nullable AType) */
-void nitc__parser_prod___AArrayExpr___n_type_61d(val* self, val* p0) {
-val* var_node /* var node: nullable AType */;
-short int var /* : Bool */;
-short int var1 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var3 /* : Bool */;
-short int var4 /* : Bool */;
-var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_type].val = var_node; /* _n_type on <self:AArrayExpr> */
-if (var_node == NULL) {
-var = 0; /* is null */
-} else {
-var = 1; /* arg is null and recv is not */
-}
-if (0) {
-{ /* Inline kernel#Object#!= (var_node,((val*)NULL)) on <var_node:nullable AType> */
-var_other = ((val*)NULL);
-{
-var3 = ((short int(*)(val* self, val* p0))(var_node->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_node, var_other); /* == on <var_node:nullable AType(AType)>*/
-}
-var4 = !var3;
-var1 = var4;
-goto RET_LABEL2;
-RET_LABEL2:(void)0;
-}
-var = var1;
-}
-if (var){
-{
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:nullable AType(AType)> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:nullable AType(AType)> */
-RET_LABEL5:(void)0;
-}
-}
-} else {
-}
-RET_LABEL:;
-}
-/* method parser_prod#AArrayExpr#n_cbra= for (self: AArrayExpr, TCbra) */
-void nitc__parser_prod___AArrayExpr___n_cbra_61d(val* self, val* p0) {
-val* var_node /* var node: TCbra */;
+/* method parser_prod$AInitExpr$n_kwinit= for (self: AInitExpr, TKwinit) */
+void nitc__parser_prod___AInitExpr___n_kwinit_61d(val* self, val* p0) {
+val* var_node /* var node: TKwinit */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_cbra].val = var_node; /* _n_cbra on <self:AArrayExpr> */
+self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_kwinit].val = var_node; /* _n_kwinit on <self:AInitExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:TCbra> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TCbra> */
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:TKwinit> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:TKwinit> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#AArrayExpr#n_annotations= for (self: AArrayExpr, nullable AAnnotations) */
-void nitc__parser_prod___AArrayExpr___nitc__parser_nodes__Prod__n_annotations_61d(val* self, val* p0) {
-val* var_node /* var node: nullable AAnnotations */;
-short int var /* : Bool */;
-short int var1 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var3 /* : Bool */;
-short int var4 /* : Bool */;
+/* method parser_prod$AInitExpr$n_args= for (self: AInitExpr, AExprs) */
+void nitc__parser_prod___AInitExpr___n_args_61d(val* self, val* p0) {
+val* var_node /* var node: AExprs */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val = var_node; /* _n_annotations on <self:AArrayExpr> */
-if (var_node == NULL) {
-var = 0; /* is null */
-} else {
-var = 1; /* arg is null and recv is not */
-}
-if (0) {
-{ /* Inline kernel#Object#!= (var_node,((val*)NULL)) on <var_node:nullable AAnnotations> */
-var_other = ((val*)NULL);
-{
-var3 = ((short int(*)(val* self, val* p0))(var_node->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_node, var_other); /* == on <var_node:nullable AAnnotations(AAnnotations)>*/
-}
-var4 = !var3;
-var1 = var4;
-goto RET_LABEL2;
-RET_LABEL2:(void)0;
-}
-var = var1;
-}
-if (var){
+self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_args].val = var_node; /* _n_args on <self:AInitExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:nullable AAnnotations(AAnnotations)> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:nullable AAnnotations(AAnnotations)> */
-RET_LABEL5:(void)0;
-}
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExprs> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
+RET_LABEL1:(void)0;
 }
-} else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#AArrayExpr#visit_all for (self: AArrayExpr, Visitor) */
-void nitc__parser_prod___AArrayExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$AInitExpr$visit_all for (self: AInitExpr, Visitor) */
+void nitc__parser_prod___AInitExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
-val* var /* : TObra */;
-val* var1 /* : ANodes[AExpr] */;
-val* var3 /* : ANodes[AExpr] */;
-val* var4 /* : nullable AType */;
-val* var5 /* : TCbra */;
-val* var6 /* : nullable AAnnotations */;
+val* var /* : AExpr */;
+val* var1 /* : TKwinit */;
+val* var2 /* : AExprs */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_obra].val; /* _n_obra on <self:AArrayExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:AInitExpr> */
 if (unlikely(var == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_obra");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6223);
-fatal_exit(1);
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-{
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5661);
+fatal_exit(1);
 }
 {
-{ /* Inline parser_nodes#AArrayExpr#n_exprs (self) on <self:AArrayExpr> */
-var3 = self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_exprs].val; /* _n_exprs on <self:AArrayExpr> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_exprs");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 2460);
-fatal_exit(1);
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var1 = var3;
-RET_LABEL2:(void)0;
+var1 = self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_kwinit].val; /* _n_kwinit on <self:AInitExpr> */
+if (unlikely(var1 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_kwinit");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5662);
+fatal_exit(1);
 }
 {
-nitc___nitc__ANodes___visit_all(var1, var_v); /* Direct call parser_nodes#ANodes#visit_all on <var1:ANodes[AExpr]>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
-var4 = self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_type].val; /* _n_type on <self:AArrayExpr> */
-{
-nitc___nitc__Visitor___enter_visit(var_v, var4); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+var2 = self->attrs[COLOR_nitc__parser_nodes__AInitExpr___n_args].val; /* _n_args on <self:AInitExpr> */
+if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var5 = self->attrs[COLOR_nitc__parser_nodes__AArrayExpr___n_cbra].val; /* _n_cbra on <self:AArrayExpr> */
-if (unlikely(var5 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_cbra");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6226);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5663);
 fatal_exit(1);
 }
 {
-nitc___nitc__Visitor___enter_visit(var_v, var5); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
-}
-var6 = self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val; /* _n_annotations on <self:AArrayExpr> */
-{
-nitc___nitc__Visitor___enter_visit(var_v, var6); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var2); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#ASelfExpr#init_aselfexpr for (self: ASelfExpr, nullable TKwself, nullable AAnnotations) */
-void nitc__parser_prod___ASelfExpr___init_aselfexpr(val* self, val* p0, val* p1) {
-val* var_n_kwself /* var n_kwself: nullable TKwself */;
-val* var_n_annotations /* var n_annotations: nullable AAnnotations */;
-short int var /* : Bool */;
-short int var3 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var5 /* : Bool */;
-short int var6 /* : Bool */;
+/* method parser_prod$ABraExpr$init_abraexpr for (self: ABraExpr, nullable AExpr, nullable AExprs) */
+void nitc__parser_prod___ABraExpr___init_abraexpr(val* self, val* p0, val* p1) {
+val* var_n_expr /* var n_expr: nullable AExpr */;
+val* var_n_args /* var n_args: nullable AExprs */;
 {
-{ /* Inline kernel#Object#init (self) on <self:ASelfExpr> */
+{ /* Inline kernel$Object$init (self) on <self:ABraExpr> */
 RET_LABEL1:(void)0;
 }
 }
-var_n_kwself = p0;
-var_n_annotations = p1;
-if (unlikely(var_n_kwself == NULL)) {
+var_n_expr = p0;
+var_n_args = p1;
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6236);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5672);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ASelfExpr___n_kwself].val = var_n_kwself; /* _n_kwself on <self:ASelfExpr> */
-if (var_n_kwself == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ABraExpr> */
+if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6237);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5673);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_kwself,self) on <var_n_kwself:nullable TKwself> */
-if (unlikely(var_n_kwself == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_kwself->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_kwself:nullable TKwself> */
+var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
 RET_LABEL2:(void)0;
 }
 }
-self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val = var_n_annotations; /* _n_annotations on <self:ASelfExpr> */
-if (var_n_annotations == NULL) {
-var = 0; /* is null */
-} else {
-var = 1; /* arg is null and recv is not */
-}
-if (0) {
-{ /* Inline kernel#Object#!= (var_n_annotations,((val*)NULL)) on <var_n_annotations:nullable AAnnotations> */
-var_other = ((val*)NULL);
-{
-var5 = ((short int(*)(val* self, val* p0))(var_n_annotations->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_n_annotations, var_other); /* == on <var_n_annotations:nullable AAnnotations(AAnnotations)>*/
-}
-var6 = !var5;
-var3 = var6;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
-}
-var = var3;
+if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (var){
-{
-{ /* Inline parser_nodes#ANode#parent= (var_n_annotations,self) on <var_n_annotations:nullable AAnnotations(AAnnotations)> */
-var_n_annotations->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_annotations:nullable AAnnotations(AAnnotations)> */
-RET_LABEL7:(void)0;
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5674);
+fatal_exit(1);
 }
+self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val = var_n_args; /* _n_args on <self:ABraExpr> */
+if (var_n_args == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5675);
+fatal_exit(1);
 } else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
+if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
+}
+var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
+RET_LABEL3:(void)0;
+}
 }
 RET_LABEL:;
 }
-/* method parser_prod#ASelfExpr#replace_child for (self: ASelfExpr, ANode, nullable ANode) */
-void nitc__parser_prod___ASelfExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
+/* method parser_prod$ABraExpr$replace_child for (self: ABraExpr, ANode, nullable ANode) */
+void nitc__parser_prod___ABraExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
 val* var_old_child /* var old_child: ANode */;
 val* var_new_child /* var new_child: nullable ANode */;
-val* var /* : nullable TKwself */;
+val* var /* : AExpr */;
 short int var1 /* : Bool */;
-short int var2 /* : Bool */;
 val* var_other /* var other: nullable Object */;
-short int var4 /* : Bool */;
+short int var3 /* : Bool */;
+short int var5 /* : Bool */;
 short int var6 /* : Bool */;
-short int var7 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-val* var8 /* : nullable AAnnotations */;
-short int var9 /* : Bool */;
+val* var7 /* : AExprs */;
+short int var8 /* : Bool */;
 short int var10 /* : Bool */;
 short int var12 /* : Bool */;
-short int var14 /* : Bool */;
-short int var15 /* : Bool */;
-int cltype16;
-int idtype17;
-const char* var_class_name18;
+short int var13 /* : Bool */;
+int cltype14;
+int idtype15;
+const char* var_class_name16;
 var_old_child = p0;
 var_new_child = p1;
-var = self->attrs[COLOR_nitc__parser_nodes__ASelfExpr___n_kwself].val; /* _n_kwself on <self:ASelfExpr> */
-if (var == NULL) {
-var1 = 0; /* <var_old_child:ANode> cannot be null */
-} else {
-{ /* Inline kernel#Object#== (var,var_old_child) on <var:nullable TKwself> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ABraExpr> */
+if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5680);
+fatal_exit(1);
+}
+{
+{ /* Inline kernel$Object$== (var,var_old_child) on <var:AExpr> */
 var_other = var_old_child;
 {
-{ /* Inline kernel#Object#is_same_instance (var,var_other) on <var:nullable TKwself(TKwself)> */
-var6 = var == var_other;
-var4 = var6;
-goto RET_LABEL5;
-RET_LABEL5:(void)0;
+{ /* Inline kernel$Object$is_same_instance (var,var_other) on <var:AExpr> */
+var5 = var == var_other;
+var3 = var5;
+goto RET_LABEL4;
+RET_LABEL4:(void)0;
 }
 }
-var2 = var4;
-goto RET_LABEL3;
-RET_LABEL3:(void)0;
+var1 = var3;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
 }
-var1 = var2;
 }
 if (var1){
-/* <var_new_child:nullable ANode> isa TKwself */
-cltype = type_nitc__TKwself.color;
-idtype = type_nitc__TKwself.id;
+/* <var_new_child:nullable ANode> isa AExpr */
+cltype = type_nitc__AExpr.color;
+idtype = type_nitc__AExpr.id;
 if(var_new_child == NULL) {
-var7 = 0;
+var6 = 0;
 } else {
 if(cltype >= var_new_child->type->table_size) {
-var7 = 0;
+var6 = 0;
 } else {
-var7 = var_new_child->type->type_table[cltype] == idtype;
+var6 = var_new_child->type->type_table[cltype] == idtype;
 }
 }
-if (unlikely(!var7)) {
+if (unlikely(!var6)) {
 var_class_name = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "TKwself", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6245);
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExpr", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5681);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ASelfExpr___n_kwself_61d(self, var_new_child); /* Direct call parser_prod#ASelfExpr#n_kwself= on <self:ASelfExpr>*/
+nitc__parser_prod___ABraExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(self, var_new_child); /* Direct call parser_prod$ABraExpr$n_expr= on <self:ABraExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
-var8 = self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val; /* _n_annotations on <self:ASelfExpr> */
-if (var8 == NULL) {
-var9 = 0; /* <var_old_child:ANode> cannot be null */
-} else {
-{ /* Inline kernel#Object#== (var8,var_old_child) on <var8:nullable AAnnotations> */
-var_other = var_old_child;
-{
-{ /* Inline kernel#Object#is_same_instance (var8,var_other) on <var8:nullable AAnnotations(AAnnotations)> */
-var14 = var8 == var_other;
-var12 = var14;
-goto RET_LABEL13;
-RET_LABEL13:(void)0;
+var7 = self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val; /* _n_args on <self:ABraExpr> */
+if (unlikely(var7 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5684);
+fatal_exit(1);
 }
+{
+{ /* Inline kernel$Object$== (var7,var_old_child) on <var7:AExprs> */
+var_other = var_old_child;
+{
+{ /* Inline kernel$Object$is_same_instance (var7,var_other) on <var7:AExprs> */
+var12 = var7 == var_other;
 var10 = var12;
 goto RET_LABEL11;
 RET_LABEL11:(void)0;
 }
-var9 = var10;
 }
-if (var9){
-/* <var_new_child:nullable ANode> isa nullable AAnnotations */
-cltype16 = type_nullable__nitc__AAnnotations.color;
-idtype17 = type_nullable__nitc__AAnnotations.id;
+var8 = var10;
+goto RET_LABEL9;
+RET_LABEL9:(void)0;
+}
+}
+if (var8){
+/* <var_new_child:nullable ANode> isa AExprs */
+cltype14 = type_nitc__AExprs.color;
+idtype15 = type_nitc__AExprs.id;
 if(var_new_child == NULL) {
-var15 = 1;
+var13 = 0;
 } else {
-if(cltype16 >= var_new_child->type->table_size) {
-var15 = 0;
+if(cltype14 >= var_new_child->type->table_size) {
+var13 = 0;
 } else {
-var15 = var_new_child->type->type_table[cltype16] == idtype17;
+var13 = var_new_child->type->type_table[cltype14] == idtype15;
 }
 }
-if (unlikely(!var15)) {
-var_class_name18 = var_new_child == NULL ? "null" : var_new_child->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "nullable AAnnotations", var_class_name18);
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6249);
+if (unlikely(!var13)) {
+var_class_name16 = var_new_child == NULL ? "null" : var_new_child->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "AExprs", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5685);
 fatal_exit(1);
 }
 {
-nitc__parser_prod___ASelfExpr___nitc__parser_nodes__Prod__n_annotations_61d(self, var_new_child); /* Direct call parser_prod#ASelfExpr#n_annotations= on <self:ASelfExpr>*/
+nitc__parser_prod___ABraExpr___nitc__parser_nodes__ABraFormExpr__n_args_61d(self, var_new_child); /* Direct call parser_prod$ABraExpr$n_args= on <self:ABraExpr>*/
 }
 goto RET_LABEL;
 } else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#ASelfExpr#n_kwself= for (self: ASelfExpr, nullable TKwself) */
-void nitc__parser_prod___ASelfExpr___n_kwself_61d(val* self, val* p0) {
-val* var_node /* var node: nullable TKwself */;
+/* method parser_prod$ABraExpr$n_expr= for (self: ABraExpr, AExpr) */
+void nitc__parser_prod___ABraExpr___nitc__parser_nodes__ASendExpr__n_expr_61d(val* self, val* p0) {
+val* var_node /* var node: AExpr */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__ASelfExpr___n_kwself].val = var_node; /* _n_kwself on <self:ASelfExpr> */
-if (var_node == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6257);
-fatal_exit(1);
-} else {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:nullable TKwself> */
-if (unlikely(var_node == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
-fatal_exit(1);
-}
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:nullable TKwself> */
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_node; /* _n_expr on <self:ABraExpr> */
+{
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExpr> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExpr> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method parser_prod#ASelfExpr#n_annotations= for (self: ASelfExpr, nullable AAnnotations) */
-void nitc__parser_prod___ASelfExpr___nitc__parser_nodes__Prod__n_annotations_61d(val* self, val* p0) {
-val* var_node /* var node: nullable AAnnotations */;
-short int var /* : Bool */;
-short int var1 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var3 /* : Bool */;
-short int var4 /* : Bool */;
+/* method parser_prod$ABraExpr$n_args= for (self: ABraExpr, AExprs) */
+void nitc__parser_prod___ABraExpr___nitc__parser_nodes__ABraFormExpr__n_args_61d(val* self, val* p0) {
+val* var_node /* var node: AExprs */;
 var_node = p0;
-self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val = var_node; /* _n_annotations on <self:ASelfExpr> */
-if (var_node == NULL) {
-var = 0; /* is null */
-} else {
-var = 1; /* arg is null and recv is not */
-}
-if (0) {
-{ /* Inline kernel#Object#!= (var_node,((val*)NULL)) on <var_node:nullable AAnnotations> */
-var_other = ((val*)NULL);
-{
-var3 = ((short int(*)(val* self, val* p0))(var_node->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_node, var_other); /* == on <var_node:nullable AAnnotations(AAnnotations)>*/
-}
-var4 = !var3;
-var1 = var4;
-goto RET_LABEL2;
-RET_LABEL2:(void)0;
-}
-var = var1;
-}
-if (var){
+self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val = var_node; /* _n_args on <self:ABraExpr> */
 {
-{ /* Inline parser_nodes#ANode#parent= (var_node,self) on <var_node:nullable AAnnotations(AAnnotations)> */
-var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:nullable AAnnotations(AAnnotations)> */
-RET_LABEL5:(void)0;
-}
+{ /* Inline parser_nodes$ANode$parent= (var_node,self) on <var_node:AExprs> */
+var_node->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_node:AExprs> */
+RET_LABEL1:(void)0;
 }
-} else {
 }
 RET_LABEL:;
 }
-/* method parser_prod#ASelfExpr#visit_all for (self: ASelfExpr, Visitor) */
-void nitc__parser_prod___ASelfExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
+/* method parser_prod$ABraExpr$visit_all for (self: ABraExpr, Visitor) */
+void nitc__parser_prod___ABraExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
 val* var_v /* var v: Visitor */;
-val* var /* : nullable TKwself */;
-val* var1 /* : nullable AAnnotations */;
+val* var /* : AExpr */;
+val* var1 /* : AExprs */;
 var_v = p0;
-var = self->attrs[COLOR_nitc__parser_nodes__ASelfExpr___n_kwself].val; /* _n_kwself on <self:ASelfExpr> */
+var = self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val; /* _n_expr on <self:ABraExpr> */
+if (unlikely(var == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_expr");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5704);
+fatal_exit(1);
+}
 {
-nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
+}
+var1 = self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val; /* _n_args on <self:ABraExpr> */
+if (unlikely(var1 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _n_args");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5705);
+fatal_exit(1);
 }
-var1 = self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val; /* _n_annotations on <self:ASelfExpr> */
 {
-nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes#Visitor#enter_visit on <var_v:Visitor>*/
+nitc___nitc__Visitor___enter_visit(var_v, var1); /* Direct call parser_nodes$Visitor$enter_visit on <var_v:Visitor>*/
 }
 RET_LABEL:;
 }
-/* method parser_prod#AImplicitSelfExpr#init_aimplicitselfexpr for (self: AImplicitSelfExpr) */
-void nitc__parser_prod___AImplicitSelfExpr___init_aimplicitselfexpr(val* self) {
+/* method parser_prod$ABraAssignExpr$init_abraassignexpr for (self: ABraAssignExpr, nullable AExpr, nullable AExprs, nullable TAssign, nullable AExpr) */
+void nitc__parser_prod___ABraAssignExpr___init_abraassignexpr(val* self, val* p0, val* p1, val* p2, val* p3) {
+val* var_n_expr /* var n_expr: nullable AExpr */;
+val* var_n_args /* var n_args: nullable AExprs */;
+val* var_n_assign /* var n_assign: nullable TAssign */;
+val* var_n_value /* var n_value: nullable AExpr */;
 {
-{ /* Inline kernel#Object#init (self) on <self:AImplicitSelfExpr> */
+{ /* Inline kernel$Object$init (self) on <self:ABraAssignExpr> */
 RET_LABEL1:(void)0;
 }
 }
-RET_LABEL:;
+var_n_expr = p0;
+var_n_args = p1;
+var_n_assign = p2;
+var_n_value = p3;
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-/* method parser_prod#AImplicitSelfExpr#replace_child for (self: AImplicitSelfExpr, ANode, nullable ANode) */
-void nitc__parser_prod___AImplicitSelfExpr___nitc__parser_nodes__ANode__replace_child(val* self, val* p0, val* p1) {
-val* var_old_child /* var old_child: ANode */;
-val* var_new_child /* var new_child: nullable ANode */;
-var_old_child = p0;
-var_new_child = p1;
-RET_LABEL:;
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5716);
+fatal_exit(1);
 }
-/* method parser_prod#AImplicitSelfExpr#visit_all for (self: AImplicitSelfExpr, Visitor) */
-void nitc__parser_prod___AImplicitSelfExpr___nitc__parser_nodes__ANode__visit_all(val* self, val* p0) {
-val* var_v /* var v: Visitor */;
-var_v = p0;
-RET_LABEL:;
+self->attrs[COLOR_nitc__parser_nodes__ASendExpr___n_expr].val = var_n_expr; /* _n_expr on <self:ABraAssignExpr> */
+if (var_n_expr == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5717);
+fatal_exit(1);
+} else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_expr,self) on <var_n_expr:nullable AExpr> */
+if (unlikely(var_n_expr == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
+}
+var_n_expr->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_expr:nullable AExpr> */
+RET_LABEL2:(void)0;
 }
-/* method parser_prod#ATrueExpr#init_atrueexpr for (self: ATrueExpr, nullable TKwtrue, nullable AAnnotations) */
-void nitc__parser_prod___ATrueExpr___init_atrueexpr(val* self, val* p0, val* p1) {
-val* var_n_kwtrue /* var n_kwtrue: nullable TKwtrue */;
-val* var_n_annotations /* var n_annotations: nullable AAnnotations */;
-short int var /* : Bool */;
-short int var3 /* : Bool */;
-val* var_other /* var other: nullable Object */;
-short int var5 /* : Bool */;
-short int var6 /* : Bool */;
-{
-{ /* Inline kernel#Object#init (self) on <self:ATrueExpr> */
-RET_LABEL1:(void)0;
 }
+if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var_n_kwtrue = p0;
-var_n_annotations = p1;
-if (unlikely(var_n_kwtrue == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6293);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5718);
 fatal_exit(1);
 }
-self->attrs[COLOR_nitc__parser_nodes__ATrueExpr___n_kwtrue].val = var_n_kwtrue; /* _n_kwtrue on <self:ATrueExpr> */
-if (var_n_kwtrue == NULL) {
+self->attrs[COLOR_nitc__parser_nodes__ABraFormExpr___n_args].val = var_n_args; /* _n_args on <self:ABraAssignExpr> */
+if (var_n_args == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 6294);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5719);
 fatal_exit(1);
 } else {
-{ /* Inline parser_nodes#ANode#parent= (var_n_kwtrue,self) on <var_n_kwtrue:nullable TKwtrue> */
-if (unlikely(var_n_kwtrue == NULL)) {
+{ /* Inline parser_nodes$ANode$parent= (var_n_args,self) on <var_n_args:nullable AExprs> */
+if (unlikely(var_n_args == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 46);
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
 fatal_exit(1);
 }
-var_n_kwtrue->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_kwtrue:nullable TKwtrue> */
-RET_LABEL2:(void)0;
+var_n_args->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_args:nullable AExprs> */
+RET_LABEL3:(void)0;
 }
 }
-self->attrs[COLOR_nitc__parser_nodes__Prod___n_annotations].val = var_n_annotations; /* _n_annotations on <self:ATrueExpr> */
-if (var_n_annotations == NULL) {
-var = 0; /* is null */
+if (unlikely(var_n_assign == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5720);
+fatal_exit(1);
+}
+self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_assign].val = var_n_assign; /* _n_assign on <self:ABraAssignExpr> */
+if (var_n_assign == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5721);
+fatal_exit(1);
 } else {
-var = 1; /* arg is null and recv is not */
+{ /* Inline parser_nodes$ANode$parent= (var_n_assign,self) on <var_n_assign:nullable TAssign> */
+if (unlikely(var_n_assign == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-if (0) {
-{ /* Inline kernel#Object#!= (var_n_annotations,((val*)NULL)) on <var_n_annotations:nullable AAnnotations> */
-var_other = ((val*)NULL);
-{
-var5 = ((short int(*)(val* self, val* p0))(var_n_annotations->class->vft[COLOR_core__kernel__Object___61d_61d]))(var_n_annotations, var_other); /* == on <var_n_annotations:nullable AAnnotations(AAnnotations)>*/
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
 }
-var6 = !var5;
-var3 = var6;
-goto RET_LABEL4;
+var_n_assign->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_assign:nullable TAssign> */
 RET_LABEL4:(void)0;
 }
-var = var3;
 }
-if (var){
-{
-{ /* Inline parser_nodes#ANode#parent= (var_n_annotations,self) on <var_n_annotations:nullable AAnnotations(AAnnotations)> */
-var_n_annotations->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_annotations:nullable AAnnotations(AAnnotations)> */
-RET_LABEL7:(void)0;
+if (unlikely(var_n_value == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5722);
+fatal_exit(1);
 }
+self->attrs[COLOR_nitc__parser_nodes__AAssignFormExpr___n_value].val = var_n_value; /* _n_value on <self:ABraAssignExpr> */
+if (var_n_value == NULL) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_prod, 5723);
+fatal_exit(1);
 } else {
+{ /* Inline parser_nodes$ANode$parent= (var_n_value,self) on <var_n_value:nullable AExpr> */
+if (unlikely(var_n_value == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", FILE_nitc__parser_nodes, 60);
+fatal_exit(1);
+}
+var_n_value->attrs[COLOR_nitc__parser_nodes__ANode___parent].val = self; /* _parent on <var_n_value:nullable AExpr> */
+RET_LABEL5:(void)0;
+}
 }
 RET_LABEL:;
 }