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

diff --git a/c_src/core__flat.sep.1.c b/c_src/core__flat.sep.1.c
index ff87446..8784f6a 100644
--- a/c_src/core__flat.sep.1.c
+++ b/c_src/core__flat.sep.1.c
@@ -1,5 +1,5 @@
 #include "core__flat.sep.0.h"
-/* method flat#FlatSubstringsIter#tgt for (self: FlatSubstringsIter): nullable FlatText */
+/* method flat$FlatSubstringsIter$tgt for (self: FlatSubstringsIter): nullable FlatText */
 val* core__flat___core__flat__FlatSubstringsIter___tgt(val* self) {
 val* var /* : nullable FlatText */;
 val* var1 /* : nullable FlatText */;
@@ -8,12 +8,12 @@ var = var1;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatSubstringsIter#tgt= for (self: FlatSubstringsIter, nullable FlatText) */
+/* method flat$FlatSubstringsIter$tgt= for (self: FlatSubstringsIter, nullable FlatText) */
 void core__flat___core__flat__FlatSubstringsIter___tgt_61d(val* self, val* p0) {
 self->attrs[COLOR_core__flat__FlatSubstringsIter___tgt].val = p0; /* _tgt on <self:FlatSubstringsIter> */
 RET_LABEL:;
 }
-/* method flat#FlatSubstringsIter#item for (self: FlatSubstringsIter): FlatText */
+/* method flat$FlatSubstringsIter$item for (self: FlatSubstringsIter): FlatText */
 val* core__flat___core__flat__FlatSubstringsIter___core__abstract_collection__Iterator__item(val* self) {
 val* var /* : FlatText */;
 short int var1 /* : Bool */;
@@ -23,18 +23,24 @@ val* var4 /* : nullable FlatText */;
 var1 = core__flat___core__flat__FlatSubstringsIter___core__abstract_collection__Iterator__is_ok(self);
 }
 if (unlikely(!var1)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Assert failed");
 PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 28);
 fatal_exit(1);
 }
 {
-{ /* Inline flat#FlatSubstringsIter#tgt (self) on <self:FlatSubstringsIter> */
+{ /* Inline flat$FlatSubstringsIter$tgt (self) on <self:FlatSubstringsIter> */
 var4 = self->attrs[COLOR_core__flat__FlatSubstringsIter___tgt].val; /* _tgt on <self:FlatSubstringsIter> */
 var2 = var4;
 RET_LABEL3:(void)0;
 }
 }
 if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Cast failed");
 PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 29);
 fatal_exit(1);
@@ -44,7 +50,7 @@ goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatSubstringsIter#is_ok for (self: FlatSubstringsIter): Bool */
+/* method flat$FlatSubstringsIter$is_ok for (self: FlatSubstringsIter): Bool */
 short int core__flat___core__flat__FlatSubstringsIter___core__abstract_collection__Iterator__is_ok(val* self) {
 short int var /* : Bool */;
 val* var1 /* : nullable FlatText */;
@@ -55,7 +61,7 @@ val* var_other /* var other: nullable Object */;
 short int var7 /* : Bool */;
 short int var8 /* : Bool */;
 {
-{ /* Inline flat#FlatSubstringsIter#tgt (self) on <self:FlatSubstringsIter> */
+{ /* Inline flat$FlatSubstringsIter$tgt (self) on <self:FlatSubstringsIter> */
 var3 = self->attrs[COLOR_core__flat__FlatSubstringsIter___tgt].val; /* _tgt on <self:FlatSubstringsIter> */
 var1 = var3;
 RET_LABEL2:(void)0;
@@ -67,7 +73,7 @@ var4 = 0; /* is null */
 var4 = 1; /* arg is null and recv is not */
 }
 if (0) {
-{ /* Inline kernel#Object#!= (var1,((val*)NULL)) on <var1:nullable FlatText> */
+{ /* Inline kernel$Object$!= (var1,((val*)NULL)) on <var1:nullable FlatText> */
 var_other = ((val*)NULL);
 {
 var7 = ((short int(*)(val* self, val* p0))(var1->class->vft[COLOR_core__kernel__Object___61d_61d]))(var1, var_other); /* == on <var1:nullable FlatText(FlatText)>*/
@@ -84,24 +90,24 @@ goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatSubstringsIter#next for (self: FlatSubstringsIter) */
+/* method flat$FlatSubstringsIter$next for (self: FlatSubstringsIter) */
 void core__flat___core__flat__FlatSubstringsIter___core__abstract_collection__Iterator__next(val* self) {
 {
-{ /* Inline flat#FlatSubstringsIter#tgt= (self,((val*)NULL)) on <self:FlatSubstringsIter> */
+{ /* Inline flat$FlatSubstringsIter$tgt= (self,((val*)NULL)) on <self:FlatSubstringsIter> */
 self->attrs[COLOR_core__flat__FlatSubstringsIter___tgt].val = ((val*)NULL); /* _tgt on <self:FlatSubstringsIter> */
 RET_LABEL1:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method flat#FlatSubstringsIter#init for (self: FlatSubstringsIter) */
+/* method flat$FlatSubstringsIter$init for (self: FlatSubstringsIter) */
 void core__flat___core__flat__FlatSubstringsIter___core__kernel__Object__init(val* self) {
 {
 ((void(*)(val* self))(self->class->vft[COLOR_core__flat___core__flat__FlatSubstringsIter___core__kernel__Object__init]))(self); /* init on <self:FlatSubstringsIter>*/
 }
 RET_LABEL:;
 }
-/* method flat#FlatText#first_byte for (self: FlatText): Int */
+/* method flat$FlatText$first_byte for (self: FlatText): Int */
 long core__flat___FlatText___first_byte(val* self) {
 long var /* : Int */;
 var = 0l;
@@ -109,7 +115,7 @@ goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatText#last_byte for (self: FlatText): Int */
+/* method flat$FlatText$last_byte for (self: FlatText): Int */
 long core__flat___FlatText___last_byte(val* self) {
 long var /* : Int */;
 long var1 /* : Int */;
@@ -129,16 +135,16 @@ long var13 /* : Int */;
 {
 var1 = ((long(*)(val* self))(self->class->vft[COLOR_core__flat__FlatText__first_byte]))(self); /* first_byte on <self:FlatText>*/
 }
-var2 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatText> */
+var2 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatText> */
 {
-{ /* Inline kernel#Int#+ (var1,var2) on <var1:Int> */
+{ /* Inline kernel$Int$+ (var1,var2) on <var1:Int> */
 /* Covariant cast for argument 0 (i) <var2:Int> isa OTHER */
 /* <var2:Int> isa OTHER */
 var5 = 1; /* easy <var2:Int> isa OTHER*/
 if (unlikely(!var5)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var6 = var1 + var2;
@@ -148,14 +154,14 @@ RET_LABEL4:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#- (var3,1l) on <var3:Int> */
+{ /* Inline kernel$Int$- (var3,1l) on <var3:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
 var9 = 1; /* easy <1l:Int> isa OTHER*/
 if (unlikely(!var9)) {
 var_class_name12 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name12);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
 var13 = var3 - 1l;
@@ -169,7 +175,7 @@ goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatText#char_to_byte_index for (self: FlatText, Int): Int */
+/* method flat$FlatText$char_to_byte_index for (self: FlatText, Int): Int */
 long core__flat___FlatText___char_to_byte_index(val* self, long p0) {
 long var /* : Int */;
 long var_index /* var index: Int */;
@@ -183,100 +189,110 @@ long var5 /* : Int */;
 long var_dpos /* var dpos: Int */;
 long var6 /* : Int */;
 long var_b /* var b: Int */;
-short int var7 /* : Bool */;
-short int var9 /* : Bool */;
+char* var7 /* : CString */;
+char* var_its /* var its: CString */;
+short int var8 /* : Bool */;
 short int var10 /* : Bool */;
-short int var12 /* : Bool */;
-char* var13 /* : NativeString */;
-long var14 /* : Int */;
-long var15 /* : Int */;
+unsigned char var11 /* : Byte */;
+unsigned char var13 /* : Byte */;
+unsigned char var14 /* : Byte */;
+unsigned char var16 /* : Byte */;
 short int var17 /* : Bool */;
-int cltype18;
-int idtype19;
-const char* var_class_name20;
-long var21 /* : Int */;
-long var22 /* : Int */;
-long var24 /* : Int */;
-short int var25 /* : Bool */;
-short int var27 /* : Bool */;
-char* var28 /* : NativeString */;
-long var29 /* : Int */;
-short int var31 /* : Bool */;
-int cltype32;
-int idtype33;
-const char* var_class_name34;
+short int var19 /* : Bool */;
+long var20 /* : Int */;
+short int var22 /* : Bool */;
+int cltype23;
+int idtype24;
+const char* var_class_name25;
+long var26 /* : Int */;
+long var27 /* : Int */;
+long var28 /* : Int */;
+short int var30 /* : Bool */;
+int cltype31;
+int idtype32;
+const char* var_class_name33;
+long var34 /* : Int */;
 long var35 /* : Int */;
-long var36 /* : Int */;
 long var37 /* : Int */;
+short int var38 /* : Bool */;
+short int var40 /* : Bool */;
+long var41 /* : Int */;
+short int var43 /* : Bool */;
+int cltype44;
+int idtype45;
+const char* var_class_name46;
+long var47 /* : Int */;
+long var48 /* : Int */;
+short int var49 /* : Bool */;
+short int var51 /* : Bool */;
+long var52 /* : Int */;
 long var_ln /* var ln: Int */;
-long var38 /* : Int */;
+long var53 /* : Int */;
 long var_pos /* var pos: Int */;
 long var_delta_begin /* var delta_begin: Int */;
-long var39 /* : Int */;
-short int var41 /* : Bool */;
-int cltype42;
-int idtype43;
-const char* var_class_name44;
-long var45 /* : Int */;
-long var46 /* : Int */;
-short int var48 /* : Bool */;
-int cltype49;
-int idtype50;
-const char* var_class_name51;
-long var52 /* : Int */;
-long var_delta_end /* var delta_end: Int */;
-long var53 /* : Int */;
-short int var55 /* : Bool */;
-int cltype56;
-int idtype57;
-const char* var_class_name58;
-long var59 /* : Int */;
+long var54 /* : Int */;
+short int var56 /* : Bool */;
+int cltype57;
+int idtype58;
+const char* var_class_name59;
 long var60 /* : Int */;
+long var61 /* : Int */;
+short int var63 /* : Bool */;
+int cltype64;
+int idtype65;
+const char* var_class_name66;
+long var67 /* : Int */;
+long var_delta_end /* var delta_end: Int */;
+long var68 /* : Int */;
+short int var70 /* : Bool */;
+int cltype71;
+int idtype72;
+const char* var_class_name73;
+long var74 /* : Int */;
+long var75 /* : Int */;
 long var_delta_cache /* var delta_cache: Int */;
 long var_min /* var min: Int */;
-char* var61 /* : NativeString */;
-char* var_its /* var its: NativeString */;
-short int var62 /* : Bool */;
-short int var64 /* : Bool */;
-int cltype65;
-int idtype66;
-const char* var_class_name67;
-short int var68 /* : Bool */;
-short int var69 /* : Bool */;
-short int var71 /* : Bool */;
-int cltype72;
-int idtype73;
-const char* var_class_name74;
-short int var75 /* : Bool */;
 short int var76 /* : Bool */;
 short int var78 /* : Bool */;
-long var79 /* : Int */;
-long var_ns_i /* var ns_i: Int */;
-long var_my_i /* var my_i: Int */;
-short int var80 /* : Bool */;
+int cltype79;
+int idtype80;
+const char* var_class_name81;
 short int var82 /* : Bool */;
-long var83 /* : Int */;
-long var84 /* : Int */;
-long var85 /* : Int */;
-long var86 /* : Int */;
-long var87 /* : Int */;
+short int var83 /* : Bool */;
+short int var85 /* : Bool */;
+int cltype86;
+int idtype87;
+const char* var_class_name88;
 short int var89 /* : Bool */;
-int cltype90;
-int idtype91;
-const char* var_class_name92;
+short int var90 /* : Bool */;
+short int var92 /* : Bool */;
 long var93 /* : Int */;
-long var94 /* : Int */;
+long var_ns_i /* var ns_i: Int */;
+long var_my_i /* var my_i: Int */;
+short int var94 /* : Bool */;
+short int var96 /* : Bool */;
+long var97 /* : Int */;
+long var98 /* : Int */;
+long var99 /* : Int */;
+long var100 /* : Int */;
+long var101 /* : Int */;
+short int var103 /* : Bool */;
+int cltype104;
+int idtype105;
+const char* var_class_name106;
+long var107 /* : Int */;
+long var108 /* : Int */;
 var_index = p0;
 var1 = self->attrs[COLOR_core__flat__FlatText___position].l; /* _position on <self:FlatText> */
 {
-{ /* Inline kernel#Int#- (var_index,var1) on <var_index:Int> */
+{ /* Inline kernel$Int$- (var_index,var1) on <var_index:Int> */
 /* Covariant cast for argument 0 (i) <var1:Int> isa OTHER */
 /* <var1:Int> isa OTHER */
 var4 = 1; /* easy <var1:Int> isa OTHER*/
 if (unlikely(!var4)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
 var5 = var_index - var1;
@@ -288,50 +304,83 @@ RET_LABEL3:(void)0;
 var_dpos = var2;
 var6 = self->attrs[COLOR_core__flat__FlatText___bytepos].l; /* _bytepos on <self:FlatText> */
 var_b = var6;
+var7 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatText> */
+var_its = var7;
 {
-{ /* Inline kernel#Int#== (var_dpos,0l) on <var_dpos:Int> */
-var9 = var_dpos == 0l;
-var7 = var9;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
+{ /* Inline kernel$Int$== (var_dpos,1l) on <var_dpos:Int> */
+var10 = var_dpos == 1l;
+var8 = var10;
+goto RET_LABEL9;
+RET_LABEL9:(void)0;
 }
 }
-if (var7){
-var = var_b;
-goto RET_LABEL;
-} else {
+if (var8){
+{
+{ /* Inline native$CString$[] (var_its,var_b) on <var_its:CString> */
+var13 = (unsigned char)((int)var_its[var_b]);
+var11 = var13;
+goto RET_LABEL12;
+RET_LABEL12:(void)0;
+}
 }
 {
-{ /* Inline kernel#Int#== (var_dpos,1l) on <var_dpos:Int> */
-var12 = var_dpos == 1l;
-var10 = var12;
-goto RET_LABEL11;
-RET_LABEL11:(void)0;
+{ /* Inline math$Byte$& (var11,((unsigned char)0x80)) on <var11:Byte> */
+var16 = var11 & ((unsigned char)0x80);
+var14 = var16;
+goto RET_LABEL15;
+RET_LABEL15:(void)0;
 }
 }
-if (var10){
-var13 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatText> */
 {
-var14 = core___core__NativeString___length_of_char_at(var13, var_b);
+{ /* Inline kernel$Byte$== (var14,((unsigned char)0x00)) on <var14:Byte> */
+var19 = var14 == ((unsigned char)0x00);
+var17 = var19;
+goto RET_LABEL18;
+RET_LABEL18:(void)0;
 }
+}
+if (var17){
 {
-{ /* Inline kernel#Int#+ (var_b,var14) on <var_b:Int> */
-/* Covariant cast for argument 0 (i) <var14:Int> isa OTHER */
-/* <var14:Int> isa OTHER */
-var17 = 1; /* easy <var14:Int> isa OTHER*/
-if (unlikely(!var17)) {
-var_class_name20 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name20);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+{ /* Inline kernel$Int$+ (var_b,1l) on <var_b:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var22 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var22)) {
+var_class_name25 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name25);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var21 = var_b + var14;
-var15 = var21;
-goto RET_LABEL16;
-RET_LABEL16:(void)0;
+var26 = var_b + 1l;
+var20 = var26;
+goto RET_LABEL21;
+RET_LABEL21:(void)0;
+}
+}
+var_b = var20;
+} else {
+{
+var27 = core___core__CString___length_of_char_at(var_its, var_b);
+}
+{
+{ /* Inline kernel$Int$+ (var_b,var27) on <var_b:Int> */
+/* Covariant cast for argument 0 (i) <var27:Int> isa OTHER */
+/* <var27:Int> isa OTHER */
+var30 = 1; /* easy <var27:Int> isa OTHER*/
+if (unlikely(!var30)) {
+var_class_name33 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name33);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
+}
+var34 = var_b + var27;
+var28 = var34;
+goto RET_LABEL29;
+RET_LABEL29:(void)0;
 }
 }
-var_b = var15;
+var_b = var28;
+}
 self->attrs[COLOR_core__flat__FlatText___bytepos].l = var_b; /* _bytepos on <self:FlatText> */
 self->attrs[COLOR_core__flat__FlatText___position].l = var_index; /* _position on <self:FlatText> */
 var = var_b;
@@ -339,216 +388,226 @@ goto RET_LABEL;
 } else {
 }
 {
-{ /* Inline kernel#Int#unary - (1l) on <1l:Int> */
-var24 = -1l;
-var22 = var24;
-goto RET_LABEL23;
-RET_LABEL23:(void)0;
+{ /* Inline kernel$Int$unary - (1l) on <1l:Int> */
+var37 = -1l;
+var35 = var37;
+goto RET_LABEL36;
+RET_LABEL36:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#== (var_dpos,var22) on <var_dpos:Int> */
-var27 = var_dpos == var22;
-var25 = var27;
-goto RET_LABEL26;
-RET_LABEL26:(void)0;
+{ /* Inline kernel$Int$== (var_dpos,var35) on <var_dpos:Int> */
+var40 = var_dpos == var35;
+var38 = var40;
+goto RET_LABEL39;
+RET_LABEL39:(void)0;
 }
 }
-if (var25){
-var28 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatText> */
+if (var38){
 {
-{ /* Inline kernel#Int#- (var_b,1l) on <var_b:Int> */
+{ /* Inline kernel$Int$- (var_b,1l) on <var_b:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var31 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var31)) {
-var_class_name34 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name34);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+var43 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var43)) {
+var_class_name46 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name46);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var35 = var_b - 1l;
-var29 = var35;
-goto RET_LABEL30;
-RET_LABEL30:(void)0;
+var47 = var_b - 1l;
+var41 = var47;
+goto RET_LABEL42;
+RET_LABEL42:(void)0;
 }
 }
 {
-var36 = core___core__NativeString___find_beginning_of_char_at(var28, var29);
+var48 = core___core__CString___find_beginning_of_char_at(var_its, var41);
 }
-var_b = var36;
+var_b = var48;
 self->attrs[COLOR_core__flat__FlatText___bytepos].l = var_b; /* _bytepos on <self:FlatText> */
 self->attrs[COLOR_core__flat__FlatText___position].l = var_index; /* _position on <self:FlatText> */
 var = var_b;
 goto RET_LABEL;
 } else {
 }
-var37 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatText> */
-var_ln = var37;
-var38 = self->attrs[COLOR_core__flat__FlatText___position].l; /* _position on <self:FlatText> */
-var_pos = var38;
+{
+{ /* Inline kernel$Int$== (var_dpos,0l) on <var_dpos:Int> */
+var51 = var_dpos == 0l;
+var49 = var51;
+goto RET_LABEL50;
+RET_LABEL50:(void)0;
+}
+}
+if (var49){
+var = var_b;
+goto RET_LABEL;
+} else {
+}
+var52 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatText> */
+var_ln = var52;
+var53 = self->attrs[COLOR_core__flat__FlatText___position].l; /* _position on <self:FlatText> */
+var_pos = var53;
 var_delta_begin = var_index;
 {
-{ /* Inline kernel#Int#- (var_ln,1l) on <var_ln:Int> */
+{ /* Inline kernel$Int$- (var_ln,1l) on <var_ln:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var41 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var41)) {
-var_class_name44 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name44);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+var56 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var56)) {
+var_class_name59 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name59);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var45 = var_ln - 1l;
-var39 = var45;
-goto RET_LABEL40;
-RET_LABEL40:(void)0;
+var60 = var_ln - 1l;
+var54 = var60;
+goto RET_LABEL55;
+RET_LABEL55:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#- (var39,var_index) on <var39:Int> */
+{ /* Inline kernel$Int$- (var54,var_index) on <var54:Int> */
 /* Covariant cast for argument 0 (i) <var_index:Int> isa OTHER */
 /* <var_index:Int> isa OTHER */
-var48 = 1; /* easy <var_index:Int> isa OTHER*/
-if (unlikely(!var48)) {
-var_class_name51 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name51);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+var63 = 1; /* easy <var_index:Int> isa OTHER*/
+if (unlikely(!var63)) {
+var_class_name66 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name66);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var52 = var39 - var_index;
-var46 = var52;
-goto RET_LABEL47;
-RET_LABEL47:(void)0;
+var67 = var54 - var_index;
+var61 = var67;
+goto RET_LABEL62;
+RET_LABEL62:(void)0;
 }
 }
-var_delta_end = var46;
+var_delta_end = var61;
 {
-{ /* Inline kernel#Int#- (var_pos,var_index) on <var_pos:Int> */
+{ /* Inline kernel$Int$- (var_pos,var_index) on <var_pos:Int> */
 /* Covariant cast for argument 0 (i) <var_index:Int> isa OTHER */
 /* <var_index:Int> isa OTHER */
-var55 = 1; /* easy <var_index:Int> isa OTHER*/
-if (unlikely(!var55)) {
-var_class_name58 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name58);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+var70 = 1; /* easy <var_index:Int> isa OTHER*/
+if (unlikely(!var70)) {
+var_class_name73 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name73);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var59 = var_pos - var_index;
-var53 = var59;
-goto RET_LABEL54;
-RET_LABEL54:(void)0;
+var74 = var_pos - var_index;
+var68 = var74;
+goto RET_LABEL69;
+RET_LABEL69:(void)0;
 }
 }
 {
-var60 = core___core__Int___abs(var53);
+var75 = core___core__Int___abs(var68);
 }
-var_delta_cache = var60;
+var_delta_cache = var75;
 var_min = var_delta_begin;
-var61 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatText> */
-var_its = var61;
 {
-{ /* Inline kernel#Int#< (var_delta_cache,var_min) on <var_delta_cache:Int> */
+{ /* Inline kernel$Int$< (var_delta_cache,var_min) on <var_delta_cache:Int> */
 /* Covariant cast for argument 0 (i) <var_min:Int> isa OTHER */
 /* <var_min:Int> isa OTHER */
-var64 = 1; /* easy <var_min:Int> isa OTHER*/
-if (unlikely(!var64)) {
-var_class_name67 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name67);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+var78 = 1; /* easy <var_min:Int> isa OTHER*/
+if (unlikely(!var78)) {
+var_class_name81 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name81);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
-var68 = var_delta_cache < var_min;
-var62 = var68;
-goto RET_LABEL63;
-RET_LABEL63:(void)0;
+var82 = var_delta_cache < var_min;
+var76 = var82;
+goto RET_LABEL77;
+RET_LABEL77:(void)0;
 }
 }
-if (var62){
+if (var76){
 var_min = var_delta_cache;
 } else {
 }
 {
-{ /* Inline kernel#Int#< (var_delta_end,var_min) on <var_delta_end:Int> */
+{ /* Inline kernel$Int$< (var_delta_end,var_min) on <var_delta_end:Int> */
 /* Covariant cast for argument 0 (i) <var_min:Int> isa OTHER */
 /* <var_min:Int> isa OTHER */
-var71 = 1; /* easy <var_min:Int> isa OTHER*/
-if (unlikely(!var71)) {
-var_class_name74 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name74);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+var85 = 1; /* easy <var_min:Int> isa OTHER*/
+if (unlikely(!var85)) {
+var_class_name88 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name88);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
-var75 = var_delta_end < var_min;
-var69 = var75;
-goto RET_LABEL70;
-RET_LABEL70:(void)0;
+var89 = var_delta_end < var_min;
+var83 = var89;
+goto RET_LABEL84;
+RET_LABEL84:(void)0;
 }
 }
-if (var69){
+if (var83){
 var_min = var_delta_end;
 } else {
 }
 {
-{ /* Inline kernel#Int#== (var_min,var_delta_cache) on <var_min:Int> */
-var78 = var_min == var_delta_cache;
-var76 = var78;
-goto RET_LABEL77;
-RET_LABEL77:(void)0;
+{ /* Inline kernel$Int$== (var_min,var_delta_cache) on <var_min:Int> */
+var92 = var_min == var_delta_cache;
+var90 = var92;
+goto RET_LABEL91;
+RET_LABEL91:(void)0;
 }
 }
-if (var76){
-var79 = self->attrs[COLOR_core__flat__FlatText___bytepos].l; /* _bytepos on <self:FlatText> */
-var_ns_i = var79;
+if (var90){
+var93 = self->attrs[COLOR_core__flat__FlatText___bytepos].l; /* _bytepos on <self:FlatText> */
+var_ns_i = var93;
 var_my_i = var_pos;
 } else {
 {
-{ /* Inline kernel#Int#== (var_min,var_delta_begin) on <var_min:Int> */
-var82 = var_min == var_delta_begin;
-var80 = var82;
-goto RET_LABEL81;
-RET_LABEL81:(void)0;
+{ /* Inline kernel$Int$== (var_min,var_delta_begin) on <var_min:Int> */
+var96 = var_min == var_delta_begin;
+var94 = var96;
+goto RET_LABEL95;
+RET_LABEL95:(void)0;
 }
 }
-if (var80){
+if (var94){
 {
-var83 = ((long(*)(val* self))(self->class->vft[COLOR_core__flat__FlatText__first_byte]))(self); /* first_byte on <self:FlatText>*/
+var97 = ((long(*)(val* self))(self->class->vft[COLOR_core__flat__FlatText__first_byte]))(self); /* first_byte on <self:FlatText>*/
 }
-var_ns_i = var83;
+var_ns_i = var97;
 var_my_i = 0l;
 } else {
 {
-var84 = core__flat___FlatText___last_byte(self);
+var98 = core__flat___FlatText___last_byte(self);
 }
 {
-var85 = core___core__NativeString___find_beginning_of_char_at(var_its, var84);
+var99 = core___core__CString___find_beginning_of_char_at(var_its, var98);
 }
-var_ns_i = var85;
-var86 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatText> */
+var_ns_i = var99;
+var100 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatText> */
 {
-{ /* Inline kernel#Int#- (var86,1l) on <var86:Int> */
+{ /* Inline kernel$Int$- (var100,1l) on <var100:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var89 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var89)) {
-var_class_name92 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name92);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+var103 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var103)) {
+var_class_name106 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name106);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var93 = var86 - 1l;
-var87 = var93;
-goto RET_LABEL88;
-RET_LABEL88:(void)0;
+var107 = var100 - 1l;
+var101 = var107;
+goto RET_LABEL102;
+RET_LABEL102:(void)0;
 }
 }
-var_my_i = var87;
+var_my_i = var101;
 }
 }
 {
-var94 = core___core__NativeString___char_to_byte_index_cached(var_its, var_index, var_my_i, var_ns_i);
+var108 = core___core__CString___char_to_byte_index_cached(var_its, var_index, var_my_i, var_ns_i);
 }
-var_ns_i = var94;
+var_ns_i = var108;
 self->attrs[COLOR_core__flat__FlatText___position].l = var_index; /* _position on <self:FlatText> */
 self->attrs[COLOR_core__flat__FlatText___bytepos].l = var_ns_i; /* _bytepos on <self:FlatText> */
 var = var_ns_i;
@@ -556,11 +615,11 @@ goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatText#chars_to_escape_to_c for (self: FlatText): Int */
+/* method flat$FlatText$chars_to_escape_to_c for (self: FlatText): Int */
 long core__flat___FlatText___chars_to_escape_to_c(val* self) {
 long var /* : Int */;
-char* var1 /* : NativeString */;
-char* var_its /* var its: NativeString */;
+char* var1 /* : CString */;
+char* var_its /* var its: CString */;
 long var2 /* : Int */;
 long var_max /* var max: Int */;
 long var3 /* : Int */;
@@ -617,22 +676,78 @@ const char* var_class_name59;
 long var60 /* : Int */;
 short int var61 /* : Bool */;
 short int var63 /* : Bool */;
-int cltype64;
-int idtype65;
-const char* var_class_name66;
-short int var67 /* : Bool */;
-long var68 /* : Int */;
-short int var70 /* : Bool */;
-int cltype71;
-int idtype72;
-const char* var_class_name73;
-long var74 /* : Int */;
-long var75 /* : Int */;
-short int var77 /* : Bool */;
-int cltype78;
-int idtype79;
-const char* var_class_name80;
-long var81 /* : Int */;
+long var64 /* : Int */;
+short int var66 /* : Bool */;
+int cltype67;
+int idtype68;
+const char* var_class_name69;
+long var70 /* : Int */;
+long var_j /* var j: Int */;
+long var71 /* : Int */;
+long var73 /* : Int */;
+short int var74 /* : Bool */;
+short int var76 /* : Bool */;
+int cltype77;
+int idtype78;
+const char* var_class_name79;
+short int var80 /* : Bool */;
+unsigned char var81 /* : Byte */;
+unsigned char var83 /* : Byte */;
+unsigned char var_next /* var next: Byte */;
+short int var84 /* : Bool */;
+short int var85 /* : Bool */;
+short int var86 /* : Bool */;
+short int var87 /* : Bool */;
+short int var88 /* : Bool */;
+short int var89 /* : Bool */;
+short int var90 /* : Bool */;
+short int var91 /* : Bool */;
+short int var93 /* : Bool */;
+short int var_ /* var : Bool */;
+short int var94 /* : Bool */;
+short int var96 /* : Bool */;
+short int var_97 /* var : Bool */;
+short int var98 /* : Bool */;
+short int var100 /* : Bool */;
+short int var_101 /* var : Bool */;
+short int var102 /* : Bool */;
+short int var104 /* : Bool */;
+short int var_105 /* var : Bool */;
+short int var106 /* : Bool */;
+short int var108 /* : Bool */;
+short int var_109 /* var : Bool */;
+short int var110 /* : Bool */;
+short int var112 /* : Bool */;
+short int var_113 /* var : Bool */;
+short int var114 /* : Bool */;
+short int var116 /* : Bool */;
+short int var_117 /* var : Bool */;
+short int var118 /* : Bool */;
+short int var120 /* : Bool */;
+long var121 /* : Int */;
+short int var123 /* : Bool */;
+int cltype124;
+int idtype125;
+const char* var_class_name126;
+long var127 /* : Int */;
+short int var128 /* : Bool */;
+short int var130 /* : Bool */;
+int cltype131;
+int idtype132;
+const char* var_class_name133;
+short int var134 /* : Bool */;
+long var135 /* : Int */;
+short int var137 /* : Bool */;
+int cltype138;
+int idtype139;
+const char* var_class_name140;
+long var141 /* : Int */;
+long var142 /* : Int */;
+short int var144 /* : Bool */;
+int cltype145;
+int idtype146;
+const char* var_class_name147;
+long var148 /* : Int */;
 var1 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatText> */
 var_its = var1;
 {
@@ -646,14 +761,14 @@ var_pos = var3;
 var_req_esc = 0l;
 for(;;) {
 {
-{ /* Inline kernel#Int#<= (var_pos,var_max) on <var_pos:Int> */
+{ /* Inline kernel$Int$<= (var_pos,var_max) on <var_pos:Int> */
 /* Covariant cast for argument 0 (i) <var_max:Int> isa OTHER */
 /* <var_max:Int> isa OTHER */
 var6 = 1; /* easy <var_max:Int> isa OTHER*/
 if (unlikely(!var6)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
 fatal_exit(1);
 }
 var7 = var_pos <= var_max;
@@ -664,7 +779,7 @@ RET_LABEL5:(void)0;
 }
 if (var4){
 {
-{ /* Inline native#NativeString#[] (var_its,var_pos) on <var_its:NativeString> */
+{ /* Inline native$CString$[] (var_its,var_pos) on <var_its:CString> */
 var10 = (unsigned char)((int)var_its[var_pos]);
 var8 = var10;
 goto RET_LABEL9;
@@ -673,7 +788,7 @@ RET_LABEL9:(void)0;
 }
 var_c = var8;
 {
-{ /* Inline kernel#Byte#== (var_c,((unsigned char)0x0a)) on <var_c:Byte> */
+{ /* Inline kernel$Byte$== (var_c,((unsigned char)0x0a)) on <var_c:Byte> */
 var13 = var_c == ((unsigned char)0x0a);
 var11 = var13;
 goto RET_LABEL12;
@@ -682,14 +797,14 @@ RET_LABEL12:(void)0;
 }
 if (var11){
 {
-{ /* Inline kernel#Int#+ (var_req_esc,1l) on <var_req_esc:Int> */
+{ /* Inline kernel$Int$+ (var_req_esc,1l) on <var_req_esc:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
 var16 = 1; /* easy <1l:Int> isa OTHER*/
 if (unlikely(!var16)) {
 var_class_name19 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name19);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var20 = var_req_esc + 1l;
@@ -701,7 +816,7 @@ RET_LABEL15:(void)0;
 var_req_esc = var14;
 } else {
 {
-{ /* Inline kernel#Byte#== (var_c,((unsigned char)0x09)) on <var_c:Byte> */
+{ /* Inline kernel$Byte$== (var_c,((unsigned char)0x09)) on <var_c:Byte> */
 var23 = var_c == ((unsigned char)0x09);
 var21 = var23;
 goto RET_LABEL22;
@@ -710,14 +825,14 @@ RET_LABEL22:(void)0;
 }
 if (var21){
 {
-{ /* Inline kernel#Int#+ (var_req_esc,1l) on <var_req_esc:Int> */
+{ /* Inline kernel$Int$+ (var_req_esc,1l) on <var_req_esc:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
 var26 = 1; /* easy <1l:Int> isa OTHER*/
 if (unlikely(!var26)) {
 var_class_name29 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name29);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var30 = var_req_esc + 1l;
@@ -729,7 +844,7 @@ RET_LABEL25:(void)0;
 var_req_esc = var24;
 } else {
 {
-{ /* Inline kernel#Byte#== (var_c,((unsigned char)0x22)) on <var_c:Byte> */
+{ /* Inline kernel$Byte$== (var_c,((unsigned char)0x22)) on <var_c:Byte> */
 var33 = var_c == ((unsigned char)0x22);
 var31 = var33;
 goto RET_LABEL32;
@@ -738,14 +853,14 @@ RET_LABEL32:(void)0;
 }
 if (var31){
 {
-{ /* Inline kernel#Int#+ (var_req_esc,1l) on <var_req_esc:Int> */
+{ /* Inline kernel$Int$+ (var_req_esc,1l) on <var_req_esc:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
 var36 = 1; /* easy <1l:Int> isa OTHER*/
 if (unlikely(!var36)) {
 var_class_name39 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name39);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var40 = var_req_esc + 1l;
@@ -757,7 +872,7 @@ RET_LABEL35:(void)0;
 var_req_esc = var34;
 } else {
 {
-{ /* Inline kernel#Byte#== (var_c,((unsigned char)0x27)) on <var_c:Byte> */
+{ /* Inline kernel$Byte$== (var_c,((unsigned char)0x27)) on <var_c:Byte> */
 var43 = var_c == ((unsigned char)0x27);
 var41 = var43;
 goto RET_LABEL42;
@@ -766,14 +881,14 @@ RET_LABEL42:(void)0;
 }
 if (var41){
 {
-{ /* Inline kernel#Int#+ (var_req_esc,1l) on <var_req_esc:Int> */
+{ /* Inline kernel$Int$+ (var_req_esc,1l) on <var_req_esc:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
 var46 = 1; /* easy <1l:Int> isa OTHER*/
 if (unlikely(!var46)) {
 var_class_name49 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name49);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var50 = var_req_esc + 1l;
@@ -785,7 +900,7 @@ RET_LABEL45:(void)0;
 var_req_esc = var44;
 } else {
 {
-{ /* Inline kernel#Byte#== (var_c,((unsigned char)0x5c)) on <var_c:Byte> */
+{ /* Inline kernel$Byte$== (var_c,((unsigned char)0x5c)) on <var_c:Byte> */
 var53 = var_c == ((unsigned char)0x5c);
 var51 = var53;
 goto RET_LABEL52;
@@ -794,14 +909,14 @@ RET_LABEL52:(void)0;
 }
 if (var51){
 {
-{ /* Inline kernel#Int#+ (var_req_esc,1l) on <var_req_esc:Int> */
+{ /* Inline kernel$Int$+ (var_req_esc,1l) on <var_req_esc:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
 var56 = 1; /* easy <1l:Int> isa OTHER*/
 if (unlikely(!var56)) {
 var_class_name59 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name59);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var60 = var_req_esc + 1l;
@@ -813,41 +928,232 @@ RET_LABEL55:(void)0;
 var_req_esc = var54;
 } else {
 {
-{ /* Inline kernel#Byte#< (var_c,((unsigned char)0x20)) on <var_c:Byte> */
+{ /* Inline kernel$Byte$== (var_c,((unsigned char)0x3f)) on <var_c:Byte> */
+var63 = var_c == ((unsigned char)0x3f);
+var61 = var63;
+goto RET_LABEL62;
+RET_LABEL62:(void)0;
+}
+}
+if (var61){
+{
+{ /* Inline kernel$Int$+ (var_pos,1l) on <var_pos:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var66 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var66)) {
+var_class_name69 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name69);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
+}
+var70 = var_pos + 1l;
+var64 = var70;
+goto RET_LABEL65;
+RET_LABEL65:(void)0;
+}
+}
+var_j = var64;
+{
+{ /* Inline abstract_text$FlatText$length (self) on <self:FlatText> */
+var73 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatText> */
+var71 = var73;
+RET_LABEL72:(void)0;
+}
+}
+{
+{ /* Inline kernel$Int$< (var_j,var71) on <var_j:Int> */
+/* Covariant cast for argument 0 (i) <var71:Int> isa OTHER */
+/* <var71:Int> isa OTHER */
+var76 = 1; /* easy <var71:Int> isa OTHER*/
+if (unlikely(!var76)) {
+var_class_name79 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name79);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
+fatal_exit(1);
+}
+var80 = var_j < var71;
+var74 = var80;
+goto RET_LABEL75;
+RET_LABEL75:(void)0;
+}
+}
+if (var74){
+{
+{ /* Inline native$CString$[] (var_its,var_j) on <var_its:CString> */
+var83 = (unsigned char)((int)var_its[var_j]);
+var81 = var83;
+goto RET_LABEL82;
+RET_LABEL82:(void)0;
+}
+}
+var_next = var81;
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x21)) on <var_next:Byte> */
+var93 = var_next == ((unsigned char)0x21);
+var91 = var93;
+goto RET_LABEL92;
+RET_LABEL92:(void)0;
+}
+}
+var_ = var91;
+if (var91){
+var90 = var_;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x28)) on <var_next:Byte> */
+var96 = var_next == ((unsigned char)0x28);
+var94 = var96;
+goto RET_LABEL95;
+RET_LABEL95:(void)0;
+}
+}
+var90 = var94;
+}
+var_97 = var90;
+if (var90){
+var89 = var_97;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x29)) on <var_next:Byte> */
+var100 = var_next == ((unsigned char)0x29);
+var98 = var100;
+goto RET_LABEL99;
+RET_LABEL99:(void)0;
+}
+}
+var89 = var98;
+}
+var_101 = var89;
+if (var89){
+var88 = var_101;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x2d)) on <var_next:Byte> */
+var104 = var_next == ((unsigned char)0x2d);
+var102 = var104;
+goto RET_LABEL103;
+RET_LABEL103:(void)0;
+}
+}
+var88 = var102;
+}
+var_105 = var88;
+if (var88){
+var87 = var_105;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x2f)) on <var_next:Byte> */
+var108 = var_next == ((unsigned char)0x2f);
+var106 = var108;
+goto RET_LABEL107;
+RET_LABEL107:(void)0;
+}
+}
+var87 = var106;
+}
+var_109 = var87;
+if (var87){
+var86 = var_109;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x3c)) on <var_next:Byte> */
+var112 = var_next == ((unsigned char)0x3c);
+var110 = var112;
+goto RET_LABEL111;
+RET_LABEL111:(void)0;
+}
+}
+var86 = var110;
+}
+var_113 = var86;
+if (var86){
+var85 = var_113;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x3d)) on <var_next:Byte> */
+var116 = var_next == ((unsigned char)0x3d);
+var114 = var116;
+goto RET_LABEL115;
+RET_LABEL115:(void)0;
+}
+}
+var85 = var114;
+}
+var_117 = var85;
+if (var85){
+var84 = var_117;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x3e)) on <var_next:Byte> */
+var120 = var_next == ((unsigned char)0x3e);
+var118 = var120;
+goto RET_LABEL119;
+RET_LABEL119:(void)0;
+}
+}
+var84 = var118;
+}
+if (var84){
+{
+{ /* Inline kernel$Int$+ (var_req_esc,1l) on <var_req_esc:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var123 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var123)) {
+var_class_name126 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name126);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
+}
+var127 = var_req_esc + 1l;
+var121 = var127;
+goto RET_LABEL122;
+RET_LABEL122:(void)0;
+}
+}
+var_req_esc = var121;
+} else {
+}
+} else {
+}
+} else {
+{
+{ /* Inline kernel$Byte$< (var_c,((unsigned char)0x20)) on <var_c:Byte> */
 /* Covariant cast for argument 0 (i) <((unsigned char)0x20):Byte> isa OTHER */
 /* <((unsigned char)0x20):Byte> isa OTHER */
-var63 = 1; /* easy <((unsigned char)0x20):Byte> isa OTHER*/
-if (unlikely(!var63)) {
-var_class_name66 = type_core__Byte.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name66);
+var130 = 1; /* easy <((unsigned char)0x20):Byte> isa OTHER*/
+if (unlikely(!var130)) {
+var_class_name133 = type_core__Byte.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name133);
 PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 619);
 fatal_exit(1);
 }
-var67 = var_c < ((unsigned char)0x20);
-var61 = var67;
-goto RET_LABEL62;
-RET_LABEL62:(void)0;
+var134 = var_c < ((unsigned char)0x20);
+var128 = var134;
+goto RET_LABEL129;
+RET_LABEL129:(void)0;
 }
 }
-if (var61){
+if (var128){
 {
-{ /* Inline kernel#Int#+ (var_req_esc,3l) on <var_req_esc:Int> */
+{ /* Inline kernel$Int$+ (var_req_esc,3l) on <var_req_esc:Int> */
 /* Covariant cast for argument 0 (i) <3l:Int> isa OTHER */
 /* <3l:Int> isa OTHER */
-var70 = 1; /* easy <3l:Int> isa OTHER*/
-if (unlikely(!var70)) {
-var_class_name73 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name73);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var137 = 1; /* easy <3l:Int> isa OTHER*/
+if (unlikely(!var137)) {
+var_class_name140 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name140);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var74 = var_req_esc + 3l;
-var68 = var74;
-goto RET_LABEL69;
-RET_LABEL69:(void)0;
+var141 = var_req_esc + 3l;
+var135 = var141;
+goto RET_LABEL136;
+RET_LABEL136:(void)0;
 }
 }
-var_req_esc = var68;
+var_req_esc = var135;
 } else {
 }
 }
@@ -855,24 +1161,25 @@ var_req_esc = var68;
 }
 }
 }
+}
 {
-{ /* Inline kernel#Int#+ (var_pos,1l) on <var_pos:Int> */
+{ /* Inline kernel$Int$+ (var_pos,1l) on <var_pos:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var77 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var77)) {
-var_class_name80 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name80);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var144 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var144)) {
+var_class_name147 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name147);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var81 = var_pos + 1l;
-var75 = var81;
-goto RET_LABEL76;
-RET_LABEL76:(void)0;
+var148 = var_pos + 1l;
+var142 = var148;
+goto RET_LABEL143;
+RET_LABEL143:(void)0;
 }
 }
-var_pos = var75;
+var_pos = var142;
 } else {
 goto BREAK_label;
 }
@@ -883,7 +1190,7 @@ goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatText#escape_to_c for (self: FlatText): String */
+/* method flat$FlatText$escape_to_c for (self: FlatText): String */
 val* core__flat___FlatText___core__abstract_text__Text__escape_to_c(val* self) {
 val* var /* : String */;
 long var1 /* : Int */;
@@ -891,8 +1198,8 @@ long var_ln_extra /* var ln_extra: Int */;
 short int var2 /* : Bool */;
 short int var4 /* : Bool */;
 val* var5 /* : String */;
-char* var6 /* : NativeString */;
-char* var_its /* var its: NativeString */;
+char* var6 /* : CString */;
+char* var_its /* var its: CString */;
 long var7 /* : Int */;
 long var_max /* var max: Int */;
 long var8 /* : Int */;
@@ -903,160 +1210,227 @@ int idtype;
 const char* var_class_name;
 long var12 /* : Int */;
 long var_nlen /* var nlen: Int */;
-char* var13 /* : NativeString */;
-char* var14 /* : NativeString */;
-char* var16 /* : NativeString */;
-char* var_nns /* var nns: NativeString */;
-long var17 /* : Int */;
+static char* varoncenew;
+static int varoncenew_guard;
+char* var13 /* : CString */;
+char* var14 /* : CString */;
+char* var15 /* : CString */;
+char* var17 /* : CString */;
+char* var_nns /* var nns: CString */;
+long var18 /* : Int */;
 long var_pos /* var pos: Int */;
 long var_opos /* var opos: Int */;
-short int var18 /* : Bool */;
-short int var20 /* : Bool */;
-int cltype21;
-int idtype22;
-const char* var_class_name23;
-short int var24 /* : Bool */;
-unsigned char var25 /* : Byte */;
-unsigned char var27 /* : Byte */;
+short int var19 /* : Bool */;
+short int var21 /* : Bool */;
+int cltype22;
+int idtype23;
+const char* var_class_name24;
+short int var25 /* : Bool */;
+unsigned char var26 /* : Byte */;
+unsigned char var28 /* : Byte */;
 unsigned char var_c /* var c: Byte */;
-short int var28 /* : Bool */;
-short int var30 /* : Bool */;
-long var32 /* : Int */;
-short int var34 /* : Bool */;
-int cltype35;
-int idtype36;
-const char* var_class_name37;
-long var38 /* : Int */;
-long var40 /* : Int */;
-short int var42 /* : Bool */;
-int cltype43;
-int idtype44;
-const char* var_class_name45;
-long var46 /* : Int */;
-short int var47 /* : Bool */;
-short int var49 /* : Bool */;
-long var51 /* : Int */;
-short int var53 /* : Bool */;
-int cltype54;
-int idtype55;
-const char* var_class_name56;
-long var57 /* : Int */;
-long var59 /* : Int */;
-short int var61 /* : Bool */;
-int cltype62;
-int idtype63;
-const char* var_class_name64;
-long var65 /* : Int */;
-short int var66 /* : Bool */;
-short int var68 /* : Bool */;
-long var70 /* : Int */;
-short int var72 /* : Bool */;
-int cltype73;
-int idtype74;
-const char* var_class_name75;
-long var76 /* : Int */;
-long var78 /* : Int */;
-short int var80 /* : Bool */;
-int cltype81;
-int idtype82;
-const char* var_class_name83;
-long var84 /* : Int */;
-short int var85 /* : Bool */;
-short int var87 /* : Bool */;
-long var89 /* : Int */;
-short int var91 /* : Bool */;
-int cltype92;
-int idtype93;
-const char* var_class_name94;
-long var95 /* : Int */;
-long var97 /* : Int */;
-short int var99 /* : Bool */;
-int cltype100;
-int idtype101;
-const char* var_class_name102;
-long var103 /* : Int */;
-short int var104 /* : Bool */;
-short int var106 /* : Bool */;
-long var108 /* : Int */;
-short int var110 /* : Bool */;
-int cltype111;
-int idtype112;
-const char* var_class_name113;
-long var114 /* : Int */;
-long var116 /* : Int */;
-short int var118 /* : Bool */;
-int cltype119;
-int idtype120;
-const char* var_class_name121;
-long var122 /* : Int */;
-short int var123 /* : Bool */;
-short int var125 /* : Bool */;
-int cltype126;
-int idtype127;
-const char* var_class_name128;
+short int var29 /* : Bool */;
+short int var31 /* : Bool */;
+long var33 /* : Int */;
+short int var35 /* : Bool */;
+int cltype36;
+int idtype37;
+const char* var_class_name38;
+long var39 /* : Int */;
+long var41 /* : Int */;
+short int var43 /* : Bool */;
+int cltype44;
+int idtype45;
+const char* var_class_name46;
+long var47 /* : Int */;
+short int var48 /* : Bool */;
+short int var50 /* : Bool */;
+long var52 /* : Int */;
+short int var54 /* : Bool */;
+int cltype55;
+int idtype56;
+const char* var_class_name57;
+long var58 /* : Int */;
+long var60 /* : Int */;
+short int var62 /* : Bool */;
+int cltype63;
+int idtype64;
+const char* var_class_name65;
+long var66 /* : Int */;
+short int var67 /* : Bool */;
+short int var69 /* : Bool */;
+long var71 /* : Int */;
+short int var73 /* : Bool */;
+int cltype74;
+int idtype75;
+const char* var_class_name76;
+long var77 /* : Int */;
+long var79 /* : Int */;
+short int var81 /* : Bool */;
+int cltype82;
+int idtype83;
+const char* var_class_name84;
+long var85 /* : Int */;
+short int var86 /* : Bool */;
+short int var88 /* : Bool */;
+long var90 /* : Int */;
+short int var92 /* : Bool */;
+int cltype93;
+int idtype94;
+const char* var_class_name95;
+long var96 /* : Int */;
+long var98 /* : Int */;
+short int var100 /* : Bool */;
+int cltype101;
+int idtype102;
+const char* var_class_name103;
+long var104 /* : Int */;
+short int var105 /* : Bool */;
+short int var107 /* : Bool */;
+long var109 /* : Int */;
+short int var111 /* : Bool */;
+int cltype112;
+int idtype113;
+const char* var_class_name114;
+long var115 /* : Int */;
+long var117 /* : Int */;
+short int var119 /* : Bool */;
+int cltype120;
+int idtype121;
+const char* var_class_name122;
+long var123 /* : Int */;
+short int var124 /* : Bool */;
+short int var126 /* : Bool */;
+long var127 /* : Int */;
 short int var129 /* : Bool */;
-long var131 /* : Int */;
-short int var133 /* : Bool */;
-int cltype134;
-int idtype135;
-const char* var_class_name136;
-long var137 /* : Int */;
-long var139 /* : Int */;
-short int var141 /* : Bool */;
-int cltype142;
-int idtype143;
-const char* var_class_name144;
-long var145 /* : Int */;
+int cltype130;
+int idtype131;
+const char* var_class_name132;
+long var133 /* : Int */;
+long var_j /* var j: Int */;
+long var134 /* : Int */;
+long var136 /* : Int */;
+short int var137 /* : Bool */;
+short int var139 /* : Bool */;
+int cltype140;
+int idtype141;
+const char* var_class_name142;
+short int var143 /* : Bool */;
+unsigned char var144 /* : Byte */;
 unsigned char var146 /* : Byte */;
-unsigned char var148 /* : Byte */;
-unsigned char var149 /* : Byte */;
-unsigned char var151 /* : Byte */;
-unsigned char var152 /* : Byte */;
+unsigned char var_next /* var next: Byte */;
+short int var147 /* : Bool */;
+short int var148 /* : Bool */;
+short int var149 /* : Bool */;
+short int var150 /* : Bool */;
+short int var151 /* : Bool */;
+short int var152 /* : Bool */;
+short int var153 /* : Bool */;
 short int var154 /* : Bool */;
-int cltype155;
-int idtype156;
-const char* var_class_name157;
-unsigned char var158 /* : Byte */;
-long var160 /* : Int */;
-short int var162 /* : Bool */;
-int cltype163;
-int idtype164;
-const char* var_class_name165;
-long var166 /* : Int */;
-unsigned char var167 /* : Byte */;
-unsigned char var169 /* : Byte */;
-unsigned char var170 /* : Byte */;
-short int var172 /* : Bool */;
-int cltype173;
-int idtype174;
-const char* var_class_name175;
-unsigned char var176 /* : Byte */;
-long var178 /* : Int */;
-short int var180 /* : Bool */;
-int cltype181;
-int idtype182;
-const char* var_class_name183;
-long var184 /* : Int */;
-long var186 /* : Int */;
-short int var188 /* : Bool */;
-int cltype189;
-int idtype190;
-const char* var_class_name191;
-long var192 /* : Int */;
+short int var156 /* : Bool */;
+short int var_ /* var : Bool */;
+short int var157 /* : Bool */;
+short int var159 /* : Bool */;
+short int var_160 /* var : Bool */;
+short int var161 /* : Bool */;
+short int var163 /* : Bool */;
+short int var_164 /* var : Bool */;
+short int var165 /* : Bool */;
+short int var167 /* : Bool */;
+short int var_168 /* var : Bool */;
+short int var169 /* : Bool */;
+short int var171 /* : Bool */;
+short int var_172 /* var : Bool */;
+short int var173 /* : Bool */;
+short int var175 /* : Bool */;
+short int var_176 /* var : Bool */;
+short int var177 /* : Bool */;
+short int var179 /* : Bool */;
+short int var_180 /* var : Bool */;
+short int var181 /* : Bool */;
+short int var183 /* : Bool */;
+long var185 /* : Int */;
+short int var187 /* : Bool */;
+int cltype188;
+int idtype189;
+const char* var_class_name190;
+long var191 /* : Int */;
 long var193 /* : Int */;
 short int var195 /* : Bool */;
 int cltype196;
 int idtype197;
 const char* var_class_name198;
 long var199 /* : Int */;
-val* var200 /* : String */;
-val* var201 /* : nullable Int */;
+short int var200 /* : Bool */;
+short int var202 /* : Bool */;
+int cltype203;
+int idtype204;
+const char* var_class_name205;
+short int var206 /* : Bool */;
+long var208 /* : Int */;
+short int var210 /* : Bool */;
+int cltype211;
+int idtype212;
+const char* var_class_name213;
+long var214 /* : Int */;
+long var216 /* : Int */;
+short int var218 /* : Bool */;
+int cltype219;
+int idtype220;
+const char* var_class_name221;
+long var222 /* : Int */;
+unsigned char var223 /* : Byte */;
+unsigned char var225 /* : Byte */;
+unsigned char var226 /* : Byte */;
+unsigned char var228 /* : Byte */;
+unsigned char var229 /* : Byte */;
+short int var231 /* : Bool */;
+int cltype232;
+int idtype233;
+const char* var_class_name234;
+unsigned char var235 /* : Byte */;
+long var237 /* : Int */;
+short int var239 /* : Bool */;
+int cltype240;
+int idtype241;
+const char* var_class_name242;
+long var243 /* : Int */;
+unsigned char var244 /* : Byte */;
+unsigned char var246 /* : Byte */;
+unsigned char var247 /* : Byte */;
+short int var249 /* : Bool */;
+int cltype250;
+int idtype251;
+const char* var_class_name252;
+unsigned char var253 /* : Byte */;
+long var255 /* : Int */;
+short int var257 /* : Bool */;
+int cltype258;
+int idtype259;
+const char* var_class_name260;
+long var261 /* : Int */;
+long var263 /* : Int */;
+short int var265 /* : Bool */;
+int cltype266;
+int idtype267;
+const char* var_class_name268;
+long var269 /* : Int */;
+long var270 /* : Int */;
+short int var272 /* : Bool */;
+int cltype273;
+int idtype274;
+const char* var_class_name275;
+long var276 /* : Int */;
+val* var277 /* : String */;
+val* var278 /* : nullable Int */;
+val* var279 /* : nullable Bool */;
+val* var280 /* : nullable Bool */;
 {
 var1 = core__flat___FlatText___chars_to_escape_to_c(self);
 }
 var_ln_extra = var1;
 {
-{ /* Inline kernel#Int#== (var_ln_extra,0l) on <var_ln_extra:Int> */
+{ /* Inline kernel$Int$== (var_ln_extra,0l) on <var_ln_extra:Int> */
 var4 = var_ln_extra == 0l;
 var2 = var4;
 goto RET_LABEL3;
@@ -1077,16 +1451,16 @@ var_its = var6;
 var7 = core__flat___FlatText___last_byte(self);
 }
 var_max = var7;
-var8 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatText> */
+var8 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatText> */
 {
-{ /* Inline kernel#Int#+ (var8,var_ln_extra) on <var8:Int> */
+{ /* Inline kernel$Int$+ (var8,var_ln_extra) on <var8:Int> */
 /* Covariant cast for argument 0 (i) <var_ln_extra:Int> isa OTHER */
 /* <var_ln_extra:Int> isa OTHER */
 var11 = 1; /* easy <var_ln_extra:Int> isa OTHER*/
 if (unlikely(!var11)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var12 = var8 + var_ln_extra;
@@ -1096,528 +1470,757 @@ RET_LABEL10:(void)0;
 }
 }
 var_nlen = var9;
-var13 = NULL/*special!*/;
+if (likely(varoncenew_guard)) {
+var13 = varoncenew;
+} else {
+var14 = NULL/*special!*/;
+var13 = var14;
+varoncenew = var13;
+varoncenew_guard = 1;
+}
 {
-{ /* Inline native#NativeString#new (var13,var_nlen) on <var13:NativeString> */
-var16 = (char*)nit_alloc(var_nlen);
-var14 = var16;
-goto RET_LABEL15;
-RET_LABEL15:(void)0;
+{ /* Inline native$CString$new (var13,var_nlen) on <var13:CString> */
+var17 = (char*)nit_alloc(var_nlen);
+var15 = var17;
+goto RET_LABEL16;
+RET_LABEL16:(void)0;
 }
 }
-var_nns = var14;
+var_nns = var15;
 {
-var17 = ((long(*)(val* self))(self->class->vft[COLOR_core__flat__FlatText__first_byte]))(self); /* first_byte on <self:FlatText>*/
+var18 = ((long(*)(val* self))(self->class->vft[COLOR_core__flat__FlatText__first_byte]))(self); /* first_byte on <self:FlatText>*/
 }
-var_pos = var17;
+var_pos = var18;
 var_opos = 0l;
 for(;;) {
 {
-{ /* Inline kernel#Int#<= (var_pos,var_max) on <var_pos:Int> */
+{ /* Inline kernel$Int$<= (var_pos,var_max) on <var_pos:Int> */
 /* Covariant cast for argument 0 (i) <var_max:Int> isa OTHER */
 /* <var_max:Int> isa OTHER */
-var20 = 1; /* easy <var_max:Int> isa OTHER*/
-if (unlikely(!var20)) {
-var_class_name23 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name23);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
+var21 = 1; /* easy <var_max:Int> isa OTHER*/
+if (unlikely(!var21)) {
+var_class_name24 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name24);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
 fatal_exit(1);
 }
-var24 = var_pos <= var_max;
-var18 = var24;
-goto RET_LABEL19;
-RET_LABEL19:(void)0;
+var25 = var_pos <= var_max;
+var19 = var25;
+goto RET_LABEL20;
+RET_LABEL20:(void)0;
 }
 }
-if (var18){
+if (var19){
 {
-{ /* Inline native#NativeString#[] (var_its,var_pos) on <var_its:NativeString> */
-var27 = (unsigned char)((int)var_its[var_pos]);
-var25 = var27;
-goto RET_LABEL26;
-RET_LABEL26:(void)0;
+{ /* Inline native$CString$[] (var_its,var_pos) on <var_its:CString> */
+var28 = (unsigned char)((int)var_its[var_pos]);
+var26 = var28;
+goto RET_LABEL27;
+RET_LABEL27:(void)0;
 }
 }
-var_c = var25;
+var_c = var26;
 {
-{ /* Inline kernel#Byte#== (var_c,((unsigned char)0x09)) on <var_c:Byte> */
-var30 = var_c == ((unsigned char)0x09);
-var28 = var30;
-goto RET_LABEL29;
-RET_LABEL29:(void)0;
+{ /* Inline kernel$Byte$== (var_c,((unsigned char)0x09)) on <var_c:Byte> */
+var31 = var_c == ((unsigned char)0x09);
+var29 = var31;
+goto RET_LABEL30;
+RET_LABEL30:(void)0;
 }
 }
-if (var28){
+if (var29){
 {
-{ /* Inline native#NativeString#[]= (var_nns,var_opos,((unsigned char)0x5c)) on <var_nns:NativeString> */
+{ /* Inline native$CString$[]= (var_nns,var_opos,((unsigned char)0x5c)) on <var_nns:CString> */
 var_nns[var_opos]=(unsigned char)((unsigned char)0x5c);
-RET_LABEL31:(void)0;
+RET_LABEL32:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,1l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,1l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var34 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var34)) {
-var_class_name37 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name37);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var35 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var35)) {
+var_class_name38 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name38);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var38 = var_opos + 1l;
-var32 = var38;
-goto RET_LABEL33;
-RET_LABEL33:(void)0;
+var39 = var_opos + 1l;
+var33 = var39;
+goto RET_LABEL34;
+RET_LABEL34:(void)0;
 }
 }
 {
-{ /* Inline native#NativeString#[]= (var_nns,var32,((unsigned char)0x74)) on <var_nns:NativeString> */
-var_nns[var32]=(unsigned char)((unsigned char)0x74);
-RET_LABEL39:(void)0;
+{ /* Inline native$CString$[]= (var_nns,var33,((unsigned char)0x74)) on <var_nns:CString> */
+var_nns[var33]=(unsigned char)((unsigned char)0x74);
+RET_LABEL40:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,2l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,2l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <2l:Int> isa OTHER */
 /* <2l:Int> isa OTHER */
-var42 = 1; /* easy <2l:Int> isa OTHER*/
-if (unlikely(!var42)) {
-var_class_name45 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name45);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var43 = 1; /* easy <2l:Int> isa OTHER*/
+if (unlikely(!var43)) {
+var_class_name46 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name46);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var46 = var_opos + 2l;
-var40 = var46;
-goto RET_LABEL41;
-RET_LABEL41:(void)0;
+var47 = var_opos + 2l;
+var41 = var47;
+goto RET_LABEL42;
+RET_LABEL42:(void)0;
 }
 }
-var_opos = var40;
+var_opos = var41;
 } else {
 {
-{ /* Inline kernel#Byte#== (var_c,((unsigned char)0x0a)) on <var_c:Byte> */
-var49 = var_c == ((unsigned char)0x0a);
-var47 = var49;
-goto RET_LABEL48;
-RET_LABEL48:(void)0;
+{ /* Inline kernel$Byte$== (var_c,((unsigned char)0x0a)) on <var_c:Byte> */
+var50 = var_c == ((unsigned char)0x0a);
+var48 = var50;
+goto RET_LABEL49;
+RET_LABEL49:(void)0;
 }
 }
-if (var47){
+if (var48){
 {
-{ /* Inline native#NativeString#[]= (var_nns,var_opos,((unsigned char)0x5c)) on <var_nns:NativeString> */
+{ /* Inline native$CString$[]= (var_nns,var_opos,((unsigned char)0x5c)) on <var_nns:CString> */
 var_nns[var_opos]=(unsigned char)((unsigned char)0x5c);
-RET_LABEL50:(void)0;
+RET_LABEL51:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,1l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,1l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var53 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var53)) {
-var_class_name56 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name56);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var54 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var54)) {
+var_class_name57 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name57);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var57 = var_opos + 1l;
-var51 = var57;
-goto RET_LABEL52;
-RET_LABEL52:(void)0;
+var58 = var_opos + 1l;
+var52 = var58;
+goto RET_LABEL53;
+RET_LABEL53:(void)0;
 }
 }
 {
-{ /* Inline native#NativeString#[]= (var_nns,var51,((unsigned char)0x6e)) on <var_nns:NativeString> */
-var_nns[var51]=(unsigned char)((unsigned char)0x6e);
-RET_LABEL58:(void)0;
+{ /* Inline native$CString$[]= (var_nns,var52,((unsigned char)0x6e)) on <var_nns:CString> */
+var_nns[var52]=(unsigned char)((unsigned char)0x6e);
+RET_LABEL59:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,2l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,2l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <2l:Int> isa OTHER */
 /* <2l:Int> isa OTHER */
-var61 = 1; /* easy <2l:Int> isa OTHER*/
-if (unlikely(!var61)) {
-var_class_name64 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name64);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var62 = 1; /* easy <2l:Int> isa OTHER*/
+if (unlikely(!var62)) {
+var_class_name65 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name65);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var65 = var_opos + 2l;
-var59 = var65;
-goto RET_LABEL60;
-RET_LABEL60:(void)0;
+var66 = var_opos + 2l;
+var60 = var66;
+goto RET_LABEL61;
+RET_LABEL61:(void)0;
 }
 }
-var_opos = var59;
+var_opos = var60;
 } else {
 {
-{ /* Inline kernel#Byte#== (var_c,((unsigned char)0x22)) on <var_c:Byte> */
-var68 = var_c == ((unsigned char)0x22);
-var66 = var68;
-goto RET_LABEL67;
-RET_LABEL67:(void)0;
+{ /* Inline kernel$Byte$== (var_c,((unsigned char)0x22)) on <var_c:Byte> */
+var69 = var_c == ((unsigned char)0x22);
+var67 = var69;
+goto RET_LABEL68;
+RET_LABEL68:(void)0;
 }
 }
-if (var66){
+if (var67){
 {
-{ /* Inline native#NativeString#[]= (var_nns,var_opos,((unsigned char)0x5c)) on <var_nns:NativeString> */
+{ /* Inline native$CString$[]= (var_nns,var_opos,((unsigned char)0x5c)) on <var_nns:CString> */
 var_nns[var_opos]=(unsigned char)((unsigned char)0x5c);
-RET_LABEL69:(void)0;
+RET_LABEL70:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,1l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,1l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var72 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var72)) {
-var_class_name75 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name75);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var73 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var73)) {
+var_class_name76 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name76);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var76 = var_opos + 1l;
-var70 = var76;
-goto RET_LABEL71;
-RET_LABEL71:(void)0;
+var77 = var_opos + 1l;
+var71 = var77;
+goto RET_LABEL72;
+RET_LABEL72:(void)0;
 }
 }
 {
-{ /* Inline native#NativeString#[]= (var_nns,var70,((unsigned char)0x22)) on <var_nns:NativeString> */
-var_nns[var70]=(unsigned char)((unsigned char)0x22);
-RET_LABEL77:(void)0;
+{ /* Inline native$CString$[]= (var_nns,var71,((unsigned char)0x22)) on <var_nns:CString> */
+var_nns[var71]=(unsigned char)((unsigned char)0x22);
+RET_LABEL78:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,2l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,2l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <2l:Int> isa OTHER */
 /* <2l:Int> isa OTHER */
-var80 = 1; /* easy <2l:Int> isa OTHER*/
-if (unlikely(!var80)) {
-var_class_name83 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name83);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var81 = 1; /* easy <2l:Int> isa OTHER*/
+if (unlikely(!var81)) {
+var_class_name84 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name84);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var84 = var_opos + 2l;
-var78 = var84;
-goto RET_LABEL79;
-RET_LABEL79:(void)0;
+var85 = var_opos + 2l;
+var79 = var85;
+goto RET_LABEL80;
+RET_LABEL80:(void)0;
 }
 }
-var_opos = var78;
+var_opos = var79;
 } else {
 {
-{ /* Inline kernel#Byte#== (var_c,((unsigned char)0x27)) on <var_c:Byte> */
-var87 = var_c == ((unsigned char)0x27);
-var85 = var87;
-goto RET_LABEL86;
-RET_LABEL86:(void)0;
+{ /* Inline kernel$Byte$== (var_c,((unsigned char)0x27)) on <var_c:Byte> */
+var88 = var_c == ((unsigned char)0x27);
+var86 = var88;
+goto RET_LABEL87;
+RET_LABEL87:(void)0;
 }
 }
-if (var85){
+if (var86){
 {
-{ /* Inline native#NativeString#[]= (var_nns,var_opos,((unsigned char)0x5c)) on <var_nns:NativeString> */
+{ /* Inline native$CString$[]= (var_nns,var_opos,((unsigned char)0x5c)) on <var_nns:CString> */
 var_nns[var_opos]=(unsigned char)((unsigned char)0x5c);
-RET_LABEL88:(void)0;
+RET_LABEL89:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,1l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,1l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var91 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var91)) {
-var_class_name94 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name94);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var92 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var92)) {
+var_class_name95 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name95);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var95 = var_opos + 1l;
-var89 = var95;
-goto RET_LABEL90;
-RET_LABEL90:(void)0;
+var96 = var_opos + 1l;
+var90 = var96;
+goto RET_LABEL91;
+RET_LABEL91:(void)0;
 }
 }
 {
-{ /* Inline native#NativeString#[]= (var_nns,var89,((unsigned char)0x27)) on <var_nns:NativeString> */
-var_nns[var89]=(unsigned char)((unsigned char)0x27);
-RET_LABEL96:(void)0;
+{ /* Inline native$CString$[]= (var_nns,var90,((unsigned char)0x27)) on <var_nns:CString> */
+var_nns[var90]=(unsigned char)((unsigned char)0x27);
+RET_LABEL97:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,2l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,2l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <2l:Int> isa OTHER */
 /* <2l:Int> isa OTHER */
-var99 = 1; /* easy <2l:Int> isa OTHER*/
-if (unlikely(!var99)) {
-var_class_name102 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name102);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var100 = 1; /* easy <2l:Int> isa OTHER*/
+if (unlikely(!var100)) {
+var_class_name103 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name103);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var103 = var_opos + 2l;
-var97 = var103;
-goto RET_LABEL98;
-RET_LABEL98:(void)0;
+var104 = var_opos + 2l;
+var98 = var104;
+goto RET_LABEL99;
+RET_LABEL99:(void)0;
 }
 }
-var_opos = var97;
+var_opos = var98;
 } else {
 {
-{ /* Inline kernel#Byte#== (var_c,((unsigned char)0x5c)) on <var_c:Byte> */
-var106 = var_c == ((unsigned char)0x5c);
-var104 = var106;
-goto RET_LABEL105;
-RET_LABEL105:(void)0;
+{ /* Inline kernel$Byte$== (var_c,((unsigned char)0x5c)) on <var_c:Byte> */
+var107 = var_c == ((unsigned char)0x5c);
+var105 = var107;
+goto RET_LABEL106;
+RET_LABEL106:(void)0;
 }
 }
-if (var104){
+if (var105){
 {
-{ /* Inline native#NativeString#[]= (var_nns,var_opos,((unsigned char)0x5c)) on <var_nns:NativeString> */
+{ /* Inline native$CString$[]= (var_nns,var_opos,((unsigned char)0x5c)) on <var_nns:CString> */
 var_nns[var_opos]=(unsigned char)((unsigned char)0x5c);
-RET_LABEL107:(void)0;
+RET_LABEL108:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,1l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,1l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var110 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var110)) {
-var_class_name113 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name113);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var111 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var111)) {
+var_class_name114 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name114);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var114 = var_opos + 1l;
-var108 = var114;
-goto RET_LABEL109;
-RET_LABEL109:(void)0;
+var115 = var_opos + 1l;
+var109 = var115;
+goto RET_LABEL110;
+RET_LABEL110:(void)0;
 }
 }
 {
-{ /* Inline native#NativeString#[]= (var_nns,var108,((unsigned char)0x5c)) on <var_nns:NativeString> */
-var_nns[var108]=(unsigned char)((unsigned char)0x5c);
-RET_LABEL115:(void)0;
+{ /* Inline native$CString$[]= (var_nns,var109,((unsigned char)0x5c)) on <var_nns:CString> */
+var_nns[var109]=(unsigned char)((unsigned char)0x5c);
+RET_LABEL116:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,2l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,2l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <2l:Int> isa OTHER */
 /* <2l:Int> isa OTHER */
-var118 = 1; /* easy <2l:Int> isa OTHER*/
-if (unlikely(!var118)) {
-var_class_name121 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name121);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var119 = 1; /* easy <2l:Int> isa OTHER*/
+if (unlikely(!var119)) {
+var_class_name122 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name122);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
+}
+var123 = var_opos + 2l;
+var117 = var123;
+goto RET_LABEL118;
+RET_LABEL118:(void)0;
+}
+}
+var_opos = var117;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_c,((unsigned char)0x3f)) on <var_c:Byte> */
+var126 = var_c == ((unsigned char)0x3f);
+var124 = var126;
+goto RET_LABEL125;
+RET_LABEL125:(void)0;
+}
+}
+if (var124){
+{
+{ /* Inline kernel$Int$+ (var_pos,1l) on <var_pos:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var129 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var129)) {
+var_class_name132 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name132);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var122 = var_opos + 2l;
-var116 = var122;
-goto RET_LABEL117;
-RET_LABEL117:(void)0;
+var133 = var_pos + 1l;
+var127 = var133;
+goto RET_LABEL128;
+RET_LABEL128:(void)0;
 }
 }
-var_opos = var116;
+var_j = var127;
+{
+{ /* Inline abstract_text$FlatText$length (self) on <self:FlatText> */
+var136 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatText> */
+var134 = var136;
+RET_LABEL135:(void)0;
+}
+}
+{
+{ /* Inline kernel$Int$< (var_j,var134) on <var_j:Int> */
+/* Covariant cast for argument 0 (i) <var134:Int> isa OTHER */
+/* <var134:Int> isa OTHER */
+var139 = 1; /* easy <var134:Int> isa OTHER*/
+if (unlikely(!var139)) {
+var_class_name142 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name142);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
+fatal_exit(1);
+}
+var143 = var_j < var134;
+var137 = var143;
+goto RET_LABEL138;
+RET_LABEL138:(void)0;
+}
+}
+if (var137){
+{
+{ /* Inline native$CString$[] (var_its,var_j) on <var_its:CString> */
+var146 = (unsigned char)((int)var_its[var_j]);
+var144 = var146;
+goto RET_LABEL145;
+RET_LABEL145:(void)0;
+}
+}
+var_next = var144;
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x21)) on <var_next:Byte> */
+var156 = var_next == ((unsigned char)0x21);
+var154 = var156;
+goto RET_LABEL155;
+RET_LABEL155:(void)0;
+}
+}
+var_ = var154;
+if (var154){
+var153 = var_;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x28)) on <var_next:Byte> */
+var159 = var_next == ((unsigned char)0x28);
+var157 = var159;
+goto RET_LABEL158;
+RET_LABEL158:(void)0;
+}
+}
+var153 = var157;
+}
+var_160 = var153;
+if (var153){
+var152 = var_160;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x29)) on <var_next:Byte> */
+var163 = var_next == ((unsigned char)0x29);
+var161 = var163;
+goto RET_LABEL162;
+RET_LABEL162:(void)0;
+}
+}
+var152 = var161;
+}
+var_164 = var152;
+if (var152){
+var151 = var_164;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x2d)) on <var_next:Byte> */
+var167 = var_next == ((unsigned char)0x2d);
+var165 = var167;
+goto RET_LABEL166;
+RET_LABEL166:(void)0;
+}
+}
+var151 = var165;
+}
+var_168 = var151;
+if (var151){
+var150 = var_168;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x2f)) on <var_next:Byte> */
+var171 = var_next == ((unsigned char)0x2f);
+var169 = var171;
+goto RET_LABEL170;
+RET_LABEL170:(void)0;
+}
+}
+var150 = var169;
+}
+var_172 = var150;
+if (var150){
+var149 = var_172;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x3c)) on <var_next:Byte> */
+var175 = var_next == ((unsigned char)0x3c);
+var173 = var175;
+goto RET_LABEL174;
+RET_LABEL174:(void)0;
+}
+}
+var149 = var173;
+}
+var_176 = var149;
+if (var149){
+var148 = var_176;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x3d)) on <var_next:Byte> */
+var179 = var_next == ((unsigned char)0x3d);
+var177 = var179;
+goto RET_LABEL178;
+RET_LABEL178:(void)0;
+}
+}
+var148 = var177;
+}
+var_180 = var148;
+if (var148){
+var147 = var_180;
+} else {
+{
+{ /* Inline kernel$Byte$== (var_next,((unsigned char)0x3e)) on <var_next:Byte> */
+var183 = var_next == ((unsigned char)0x3e);
+var181 = var183;
+goto RET_LABEL182;
+RET_LABEL182:(void)0;
+}
+}
+var147 = var181;
+}
+if (var147){
+{
+{ /* Inline native$CString$[]= (var_nns,var_opos,((unsigned char)0x5c)) on <var_nns:CString> */
+var_nns[var_opos]=(unsigned char)((unsigned char)0x5c);
+RET_LABEL184:(void)0;
+}
+}
+{
+{ /* Inline kernel$Int$+ (var_opos,1l) on <var_opos:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var187 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var187)) {
+var_class_name190 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name190);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
+}
+var191 = var_opos + 1l;
+var185 = var191;
+goto RET_LABEL186;
+RET_LABEL186:(void)0;
+}
+}
+var_opos = var185;
+} else {
+}
+} else {
+}
+{
+{ /* Inline native$CString$[]= (var_nns,var_opos,((unsigned char)0x3f)) on <var_nns:CString> */
+var_nns[var_opos]=(unsigned char)((unsigned char)0x3f);
+RET_LABEL192:(void)0;
+}
+}
+{
+{ /* Inline kernel$Int$+ (var_opos,1l) on <var_opos:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var195 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var195)) {
+var_class_name198 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name198);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
+}
+var199 = var_opos + 1l;
+var193 = var199;
+goto RET_LABEL194;
+RET_LABEL194:(void)0;
+}
+}
+var_opos = var193;
 } else {
 {
-{ /* Inline kernel#Byte#< (var_c,((unsigned char)0x20)) on <var_c:Byte> */
+{ /* Inline kernel$Byte$< (var_c,((unsigned char)0x20)) on <var_c:Byte> */
 /* Covariant cast for argument 0 (i) <((unsigned char)0x20):Byte> isa OTHER */
 /* <((unsigned char)0x20):Byte> isa OTHER */
-var125 = 1; /* easy <((unsigned char)0x20):Byte> isa OTHER*/
-if (unlikely(!var125)) {
-var_class_name128 = type_core__Byte.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name128);
+var202 = 1; /* easy <((unsigned char)0x20):Byte> isa OTHER*/
+if (unlikely(!var202)) {
+var_class_name205 = type_core__Byte.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name205);
 PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 619);
 fatal_exit(1);
 }
-var129 = var_c < ((unsigned char)0x20);
-var123 = var129;
-goto RET_LABEL124;
-RET_LABEL124:(void)0;
+var206 = var_c < ((unsigned char)0x20);
+var200 = var206;
+goto RET_LABEL201;
+RET_LABEL201:(void)0;
 }
 }
-if (var123){
+if (var200){
 {
-{ /* Inline native#NativeString#[]= (var_nns,var_opos,((unsigned char)0x5c)) on <var_nns:NativeString> */
+{ /* Inline native$CString$[]= (var_nns,var_opos,((unsigned char)0x5c)) on <var_nns:CString> */
 var_nns[var_opos]=(unsigned char)((unsigned char)0x5c);
-RET_LABEL130:(void)0;
+RET_LABEL207:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,1l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,1l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var133 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var133)) {
-var_class_name136 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name136);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var210 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var210)) {
+var_class_name213 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name213);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var137 = var_opos + 1l;
-var131 = var137;
-goto RET_LABEL132;
-RET_LABEL132:(void)0;
+var214 = var_opos + 1l;
+var208 = var214;
+goto RET_LABEL209;
+RET_LABEL209:(void)0;
 }
 }
 {
-{ /* Inline native#NativeString#[]= (var_nns,var131,((unsigned char)0x30)) on <var_nns:NativeString> */
-var_nns[var131]=(unsigned char)((unsigned char)0x30);
-RET_LABEL138:(void)0;
+{ /* Inline native$CString$[]= (var_nns,var208,((unsigned char)0x30)) on <var_nns:CString> */
+var_nns[var208]=(unsigned char)((unsigned char)0x30);
+RET_LABEL215:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,2l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,2l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <2l:Int> isa OTHER */
 /* <2l:Int> isa OTHER */
-var141 = 1; /* easy <2l:Int> isa OTHER*/
-if (unlikely(!var141)) {
-var_class_name144 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name144);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var218 = 1; /* easy <2l:Int> isa OTHER*/
+if (unlikely(!var218)) {
+var_class_name221 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name221);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var145 = var_opos + 2l;
-var139 = var145;
-goto RET_LABEL140;
-RET_LABEL140:(void)0;
+var222 = var_opos + 2l;
+var216 = var222;
+goto RET_LABEL217;
+RET_LABEL217:(void)0;
 }
 }
 {
-{ /* Inline math#Byte#& (var_c,((unsigned char)0x38)) on <var_c:Byte> */
-var148 = var_c & ((unsigned char)0x38);
-var146 = var148;
-goto RET_LABEL147;
-RET_LABEL147:(void)0;
+{ /* Inline math$Byte$& (var_c,((unsigned char)0x38)) on <var_c:Byte> */
+var225 = var_c & ((unsigned char)0x38);
+var223 = var225;
+goto RET_LABEL224;
+RET_LABEL224:(void)0;
 }
 }
 {
-{ /* Inline kernel#Byte#>> (var146,3l) on <var146:Byte> */
-var151 = var146 >> 3l;
-var149 = var151;
-goto RET_LABEL150;
-RET_LABEL150:(void)0;
+{ /* Inline kernel$Byte$>> (var223,3l) on <var223:Byte> */
+var228 = var223 >> 3l;
+var226 = var228;
+goto RET_LABEL227;
+RET_LABEL227:(void)0;
 }
 }
 {
-{ /* Inline kernel#Byte#+ (var149,((unsigned char)0x30)) on <var149:Byte> */
+{ /* Inline kernel$Byte$+ (var226,((unsigned char)0x30)) on <var226:Byte> */
 /* Covariant cast for argument 0 (i) <((unsigned char)0x30):Byte> isa OTHER */
 /* <((unsigned char)0x30):Byte> isa OTHER */
-var154 = 1; /* easy <((unsigned char)0x30):Byte> isa OTHER*/
-if (unlikely(!var154)) {
-var_class_name157 = type_core__Byte.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name157);
+var231 = 1; /* easy <((unsigned char)0x30):Byte> isa OTHER*/
+if (unlikely(!var231)) {
+var_class_name234 = type_core__Byte.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name234);
 PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 622);
 fatal_exit(1);
 }
-var158 = var149 + ((unsigned char)0x30);
-var152 = var158;
-goto RET_LABEL153;
-RET_LABEL153:(void)0;
+var235 = var226 + ((unsigned char)0x30);
+var229 = var235;
+goto RET_LABEL230;
+RET_LABEL230:(void)0;
 }
 }
 {
-{ /* Inline native#NativeString#[]= (var_nns,var139,var152) on <var_nns:NativeString> */
-var_nns[var139]=(unsigned char)var152;
-RET_LABEL159:(void)0;
+{ /* Inline native$CString$[]= (var_nns,var216,var229) on <var_nns:CString> */
+var_nns[var216]=(unsigned char)var229;
+RET_LABEL236:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,3l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,3l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <3l:Int> isa OTHER */
 /* <3l:Int> isa OTHER */
-var162 = 1; /* easy <3l:Int> isa OTHER*/
-if (unlikely(!var162)) {
-var_class_name165 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name165);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var239 = 1; /* easy <3l:Int> isa OTHER*/
+if (unlikely(!var239)) {
+var_class_name242 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name242);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var166 = var_opos + 3l;
-var160 = var166;
-goto RET_LABEL161;
-RET_LABEL161:(void)0;
+var243 = var_opos + 3l;
+var237 = var243;
+goto RET_LABEL238;
+RET_LABEL238:(void)0;
 }
 }
 {
-{ /* Inline math#Byte#& (var_c,((unsigned char)0x07)) on <var_c:Byte> */
-var169 = var_c & ((unsigned char)0x07);
-var167 = var169;
-goto RET_LABEL168;
-RET_LABEL168:(void)0;
+{ /* Inline math$Byte$& (var_c,((unsigned char)0x07)) on <var_c:Byte> */
+var246 = var_c & ((unsigned char)0x07);
+var244 = var246;
+goto RET_LABEL245;
+RET_LABEL245:(void)0;
 }
 }
 {
-{ /* Inline kernel#Byte#+ (var167,((unsigned char)0x30)) on <var167:Byte> */
+{ /* Inline kernel$Byte$+ (var244,((unsigned char)0x30)) on <var244:Byte> */
 /* Covariant cast for argument 0 (i) <((unsigned char)0x30):Byte> isa OTHER */
 /* <((unsigned char)0x30):Byte> isa OTHER */
-var172 = 1; /* easy <((unsigned char)0x30):Byte> isa OTHER*/
-if (unlikely(!var172)) {
-var_class_name175 = type_core__Byte.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name175);
+var249 = 1; /* easy <((unsigned char)0x30):Byte> isa OTHER*/
+if (unlikely(!var249)) {
+var_class_name252 = type_core__Byte.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name252);
 PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 622);
 fatal_exit(1);
 }
-var176 = var167 + ((unsigned char)0x30);
-var170 = var176;
-goto RET_LABEL171;
-RET_LABEL171:(void)0;
+var253 = var244 + ((unsigned char)0x30);
+var247 = var253;
+goto RET_LABEL248;
+RET_LABEL248:(void)0;
 }
 }
 {
-{ /* Inline native#NativeString#[]= (var_nns,var160,var170) on <var_nns:NativeString> */
-var_nns[var160]=(unsigned char)var170;
-RET_LABEL177:(void)0;
+{ /* Inline native$CString$[]= (var_nns,var237,var247) on <var_nns:CString> */
+var_nns[var237]=(unsigned char)var247;
+RET_LABEL254:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,4l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,4l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <4l:Int> isa OTHER */
 /* <4l:Int> isa OTHER */
-var180 = 1; /* easy <4l:Int> isa OTHER*/
-if (unlikely(!var180)) {
-var_class_name183 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name183);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var257 = 1; /* easy <4l:Int> isa OTHER*/
+if (unlikely(!var257)) {
+var_class_name260 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name260);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var184 = var_opos + 4l;
-var178 = var184;
-goto RET_LABEL179;
-RET_LABEL179:(void)0;
+var261 = var_opos + 4l;
+var255 = var261;
+goto RET_LABEL256;
+RET_LABEL256:(void)0;
 }
 }
-var_opos = var178;
+var_opos = var255;
 } else {
 {
-{ /* Inline native#NativeString#[]= (var_nns,var_opos,var_c) on <var_nns:NativeString> */
+{ /* Inline native$CString$[]= (var_nns,var_opos,var_c) on <var_nns:CString> */
 var_nns[var_opos]=(unsigned char)var_c;
-RET_LABEL185:(void)0;
+RET_LABEL262:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_opos,1l) on <var_opos:Int> */
+{ /* Inline kernel$Int$+ (var_opos,1l) on <var_opos:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var188 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var188)) {
-var_class_name191 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name191);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var265 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var265)) {
+var_class_name268 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name268);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var192 = var_opos + 1l;
-var186 = var192;
-goto RET_LABEL187;
-RET_LABEL187:(void)0;
+var269 = var_opos + 1l;
+var263 = var269;
+goto RET_LABEL264;
+RET_LABEL264:(void)0;
+}
 }
+var_opos = var263;
 }
-var_opos = var186;
 }
 }
 }
@@ -1625,197 +2228,602 @@ var_opos = var186;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_pos,1l) on <var_pos:Int> */
+{ /* Inline kernel$Int$+ (var_pos,1l) on <var_pos:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var195 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var195)) {
-var_class_name198 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name198);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var272 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var272)) {
+var_class_name275 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name275);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var199 = var_pos + 1l;
-var193 = var199;
-goto RET_LABEL194;
-RET_LABEL194:(void)0;
+var276 = var_pos + 1l;
+var270 = var276;
+goto RET_LABEL271;
+RET_LABEL271:(void)0;
 }
 }
-var_pos = var193;
+var_pos = var270;
 } else {
 goto BREAK_label;
 }
 }
 BREAK_label: (void)0;
 {
-var201 = (val*)(var_nlen<<2|1);
-var200 = core__flat___NativeString___to_s_unsafe(var_nns, var201);
+var278 = (val*)(var_nlen<<2|1);
+var279 = (val*)((long)(0)<<2|3);
+var280 = (val*)((long)(0)<<2|3);
+var277 = core__flat___CString___to_s_unsafe(var_nns, var278, ((val*)NULL), var279, var280);
 }
-var = var200;
+var = var277;
 goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatText#[] for (self: FlatText, Int): Char */
+/* method flat$FlatText$[] for (self: FlatText, Int): Char */
 uint32_t core__flat___FlatText___core__abstract_text__Text___91d_93d(val* self, long p0) {
 uint32_t var /* : Char */;
 long var_index /* var index: Int */;
-short int var1 /* : Bool */;
-short int var2 /* : Bool */;
-short int var4 /* : Bool */;
+long var1 /* : Int */;
+long var_len /* var len: Int */;
+long var2 /* : Int */;
+long var3 /* : Int */;
+short int var5 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-short int var5 /* : Bool */;
-short int var_ /* var : Bool */;
 long var6 /* : Int */;
-short int var7 /* : Bool */;
+long var_dpos /* var dpos: Int */;
+long var7 /* : Int */;
+long var_b /* var b: Int */;
+short int var8 /* : Bool */;
 short int var9 /* : Bool */;
-int cltype10;
-int idtype11;
-const char* var_class_name12;
-short int var13 /* : Bool */;
-uint32_t var14 /* : Char */;
-var_index = p0;
-{
-{ /* Inline kernel#Int#>= (var_index,0l) on <var_index:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var4 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var4)) {
+short int var11 /* : Bool */;
+short int var_ /* var : Bool */;
+long var12 /* : Int */;
+short int var14 /* : Bool */;
+int cltype15;
+int idtype16;
+const char* var_class_name17;
+long var18 /* : Int */;
+short int var19 /* : Bool */;
+short int var21 /* : Bool */;
+int cltype22;
+int idtype23;
+const char* var_class_name24;
+short int var25 /* : Bool */;
+char* var26 /* : CString */;
+char* var_its /* var its: CString */;
+unsigned char var27 /* : Byte */;
+unsigned char var29 /* : Byte */;
+unsigned char var_c /* var c: Byte */;
+unsigned char var30 /* : Byte */;
+unsigned char var32 /* : Byte */;
+short int var33 /* : Bool */;
+short int var35 /* : Bool */;
+long var36 /* : Int */;
+short int var38 /* : Bool */;
+int cltype39;
+int idtype40;
+const char* var_class_name41;
+long var42 /* : Int */;
+short int var43 /* : Bool */;
+long var44 /* : Int */;
+long var46 /* : Int */;
+short int var47 /* : Bool */;
+short int var49 /* : Bool */;
+short int var_50 /* var : Bool */;
+short int var51 /* : Bool */;
+short int var53 /* : Bool */;
+int cltype54;
+int idtype55;
+const char* var_class_name56;
+short int var57 /* : Bool */;
+char* var58 /* : CString */;
+char* var_its59 /* var its: CString */;
+long var60 /* : Int */;
+short int var62 /* : Bool */;
+int cltype63;
+int idtype64;
+const char* var_class_name65;
+long var66 /* : Int */;
+unsigned char var67 /* : Byte */;
+unsigned char var69 /* : Byte */;
+unsigned char var_c70 /* var c: Byte */;
+unsigned char var71 /* : Byte */;
+unsigned char var73 /* : Byte */;
+short int var74 /* : Bool */;
+short int var76 /* : Bool */;
+long var77 /* : Int */;
+short int var79 /* : Bool */;
+int cltype80;
+int idtype81;
+const char* var_class_name82;
+long var83 /* : Int */;
+uint32_t var84 /* : Char */;
+uint32_t var86 /* : Char */;
+short int var87 /* : Bool */;
+short int var89 /* : Bool */;
+char* var90 /* : CString */;
+char* var_its91 /* var its: CString */;
+unsigned char var92 /* : Byte */;
+unsigned char var94 /* : Byte */;
+unsigned char var_c95 /* var c: Byte */;
+unsigned char var96 /* : Byte */;
+unsigned char var98 /* : Byte */;
+short int var99 /* : Bool */;
+short int var101 /* : Bool */;
+uint32_t var102 /* : Char */;
+uint32_t var104 /* : Char */;
+char* var105 /* : CString */;
+char* var107 /* : CString */;
+uint32_t var108 /* : Char */;
+short int var109 /* : Bool */;
+short int var110 /* : Bool */;
+short int var112 /* : Bool */;
+int cltype113;
+int idtype114;
+const char* var_class_name115;
+short int var116 /* : Bool */;
+short int var_117 /* var : Bool */;
+short int var118 /* : Bool */;
+short int var120 /* : Bool */;
+int cltype121;
+int idtype122;
+const char* var_class_name123;
+short int var124 /* : Bool */;
+uint32_t var125 /* : Char */;
+var_index = p0;
+var1 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatText> */
+var_len = var1;
+var2 = self->attrs[COLOR_core__flat__FlatText___position].l; /* _position on <self:FlatText> */
+{
+{ /* Inline kernel$Int$- (var_index,var2) on <var_index:Int> */
+/* Covariant cast for argument 0 (i) <var2:Int> isa OTHER */
+/* <var2:Int> isa OTHER */
+var5 = 1; /* easy <var2:Int> isa OTHER*/
+if (unlikely(!var5)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 729);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var5 = var_index >= 0l;
-var2 = var5;
-goto RET_LABEL3;
-RET_LABEL3:(void)0;
+var6 = var_index - var2;
+var3 = var6;
+goto RET_LABEL4;
+RET_LABEL4:(void)0;
 }
 }
-var_ = var2;
-if (var2){
-var6 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatText> */
+var_dpos = var3;
+var7 = self->attrs[COLOR_core__flat__FlatText___bytepos].l; /* _bytepos on <self:FlatText> */
+var_b = var7;
 {
-{ /* Inline kernel#Int#< (var_index,var6) on <var_index:Int> */
-/* Covariant cast for argument 0 (i) <var6:Int> isa OTHER */
-/* <var6:Int> isa OTHER */
-var9 = 1; /* easy <var6:Int> isa OTHER*/
-if (unlikely(!var9)) {
-var_class_name12 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name12);
+{ /* Inline kernel$Int$== (var_dpos,1l) on <var_dpos:Int> */
+var11 = var_dpos == 1l;
+var9 = var11;
+goto RET_LABEL10;
+RET_LABEL10:(void)0;
+}
+}
+var_ = var9;
+if (var9){
+{
+{ /* Inline kernel$Int$- (var_len,1l) on <var_len:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var14 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var14)) {
+var_class_name17 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name17);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+fatal_exit(1);
+}
+var18 = var_len - 1l;
+var12 = var18;
+goto RET_LABEL13;
+RET_LABEL13:(void)0;
+}
+}
+{
+{ /* Inline kernel$Int$< (var_index,var12) on <var_index:Int> */
+/* Covariant cast for argument 0 (i) <var12:Int> isa OTHER */
+/* <var12:Int> isa OTHER */
+var21 = 1; /* easy <var12:Int> isa OTHER*/
+if (unlikely(!var21)) {
+var_class_name24 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name24);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
+fatal_exit(1);
+}
+var25 = var_index < var12;
+var19 = var25;
+goto RET_LABEL20;
+RET_LABEL20:(void)0;
+}
+}
+var8 = var19;
+} else {
+var8 = var_;
+}
+if (var8){
+var26 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatText> */
+var_its = var26;
+{
+{ /* Inline native$CString$[] (var_its,var_b) on <var_its:CString> */
+var29 = (unsigned char)((int)var_its[var_b]);
+var27 = var29;
+goto RET_LABEL28;
+RET_LABEL28:(void)0;
+}
+}
+var_c = var27;
+{
+{ /* Inline math$Byte$& (var_c,((unsigned char)0x80)) on <var_c:Byte> */
+var32 = var_c & ((unsigned char)0x80);
+var30 = var32;
+goto RET_LABEL31;
+RET_LABEL31:(void)0;
+}
+}
+{
+{ /* Inline kernel$Byte$== (var30,((unsigned char)0x00)) on <var30:Byte> */
+var35 = var30 == ((unsigned char)0x00);
+var33 = var35;
+goto RET_LABEL34;
+RET_LABEL34:(void)0;
+}
+}
+if (var33){
+{
+{ /* Inline kernel$Int$+ (var_b,1l) on <var_b:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var38 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var38)) {
+var_class_name41 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name41);
 PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var13 = var_index < var6;
-var7 = var13;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
+var42 = var_b + 1l;
+var36 = var42;
+goto RET_LABEL37;
+RET_LABEL37:(void)0;
 }
 }
-var1 = var7;
+var_b = var36;
+self->attrs[COLOR_core__flat__FlatText___position].l = var_index; /* _position on <self:FlatText> */
+self->attrs[COLOR_core__flat__FlatText___bytepos].l = var_b; /* _bytepos on <self:FlatText> */
+var_dpos = 0l;
 } else {
-var1 = var_;
 }
-if (unlikely(!var1)) {
-PRINT_ERROR("Runtime error: %s", "Assert failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 295);
+} else {
+{
+{ /* Inline kernel$Int$unary - (1l) on <1l:Int> */
+var46 = -1l;
+var44 = var46;
+goto RET_LABEL45;
+RET_LABEL45:(void)0;
+}
+}
+{
+{ /* Inline kernel$Int$== (var_dpos,var44) on <var_dpos:Int> */
+var49 = var_dpos == var44;
+var47 = var49;
+goto RET_LABEL48;
+RET_LABEL48:(void)0;
+}
+}
+var_50 = var47;
+if (var47){
+{
+{ /* Inline kernel$Int$> (var_index,1l) on <var_index:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var53 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var53)) {
+var_class_name56 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name56);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
 fatal_exit(1);
 }
+var57 = var_index > 1l;
+var51 = var57;
+goto RET_LABEL52;
+RET_LABEL52:(void)0;
+}
+}
+var43 = var51;
+} else {
+var43 = var_50;
+}
+if (var43){
+var58 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatText> */
+var_its59 = var58;
 {
-var14 = core__flat___FlatText___fetch_char_at(self, var_index);
+{ /* Inline kernel$Int$- (var_b,1l) on <var_b:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var62 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var62)) {
+var_class_name65 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name65);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+fatal_exit(1);
+}
+var66 = var_b - 1l;
+var60 = var66;
+goto RET_LABEL61;
+RET_LABEL61:(void)0;
 }
-var = var14;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
 }
-/* method flat#FlatText#fetch_char_at for (self: FlatText, Int): Char */
-uint32_t core__flat___FlatText___fetch_char_at(val* self, long p0) {
-uint32_t var /* : Char */;
-long var_index /* var index: Int */;
-long var1 /* : Int */;
-long var_i /* var i: Int */;
-char* var2 /* : NativeString */;
-char* var_items /* var items: NativeString */;
-unsigned char var3 /* : Byte */;
-unsigned char var5 /* : Byte */;
-unsigned char var_b /* var b: Byte */;
-unsigned char var6 /* : Byte */;
-unsigned char var8 /* : Byte */;
-short int var9 /* : Bool */;
-short int var11 /* : Bool */;
-uint32_t var12 /* : Char */;
-uint32_t var14 /* : Char */;
-uint32_t var15 /* : Char */;
-var_index = p0;
 {
-var1 = core__flat___FlatText___char_to_byte_index(self, var_index);
+{ /* Inline native$CString$[] (var_its59,var60) on <var_its59:CString> */
+var69 = (unsigned char)((int)var_its59[var60]);
+var67 = var69;
+goto RET_LABEL68;
+RET_LABEL68:(void)0;
 }
-var_i = var1;
-var2 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatText> */
-var_items = var2;
+}
+var_c70 = var67;
 {
-{ /* Inline native#NativeString#[] (var_items,var_i) on <var_items:NativeString> */
-var5 = (unsigned char)((int)var_items[var_i]);
-var3 = var5;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
+{ /* Inline math$Byte$& (var_c70,((unsigned char)0x80)) on <var_c70:Byte> */
+var73 = var_c70 & ((unsigned char)0x80);
+var71 = var73;
+goto RET_LABEL72;
+RET_LABEL72:(void)0;
 }
 }
-var_b = var3;
 {
-{ /* Inline math#Byte#& (var_b,((unsigned char)0x80)) on <var_b:Byte> */
-var8 = var_b & ((unsigned char)0x80);
-var6 = var8;
-goto RET_LABEL7;
-RET_LABEL7:(void)0;
+{ /* Inline kernel$Byte$== (var71,((unsigned char)0x00)) on <var71:Byte> */
+var76 = var71 == ((unsigned char)0x00);
+var74 = var76;
+goto RET_LABEL75;
+RET_LABEL75:(void)0;
 }
 }
+if (var74){
 {
-{ /* Inline kernel#Byte#== (var6,((unsigned char)0x00)) on <var6:Byte> */
-var11 = var6 == ((unsigned char)0x00);
-var9 = var11;
-goto RET_LABEL10;
-RET_LABEL10:(void)0;
+{ /* Inline kernel$Int$- (var_b,1l) on <var_b:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var79 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var79)) {
+var_class_name82 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name82);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+fatal_exit(1);
 }
+var83 = var_b - 1l;
+var77 = var83;
+goto RET_LABEL78;
+RET_LABEL78:(void)0;
 }
-if (var9){
+}
+var_b = var77;
+var_dpos = 0l;
+self->attrs[COLOR_core__flat__FlatText___position].l = var_index; /* _position on <self:FlatText> */
+self->attrs[COLOR_core__flat__FlatText___bytepos].l = var_b; /* _bytepos on <self:FlatText> */
 {
-{ /* Inline kernel#Byte#ascii (var_b) on <var_b:Byte> */
-var14 = (uint32_t)var_b;
-var12 = var14;
-goto RET_LABEL13;
-RET_LABEL13:(void)0;
+{ /* Inline kernel$Byte$ascii (var_c70) on <var_c70:Byte> */
+var86 = (uint32_t)var_c70;
+var84 = var86;
+goto RET_LABEL85;
+RET_LABEL85:(void)0;
 }
 }
-var = var12;
+var = var84;
 goto RET_LABEL;
 } else {
 }
+} else {
+}
+}
 {
-var15 = core___core__NativeString___char_at(var_items, var_i);
+{ /* Inline kernel$Int$== (var_dpos,0l) on <var_dpos:Int> */
+var89 = var_dpos == 0l;
+var87 = var89;
+goto RET_LABEL88;
+RET_LABEL88:(void)0;
 }
-var = var15;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
 }
-/* method flat#FlatText#to_hex for (self: FlatText, nullable Int, nullable Int): Int */
-long core__flat___FlatText___core__abstract_text__Text__to_hex(val* self, val* p0, val* p1) {
-long var /* : Int */;
-val* var_pos /* var pos: nullable Int */;
-val* var_ln /* var ln: nullable Int */;
-long var_res /* var res: Int */;
-short int var1 /* : Bool */;
-short int var2 /* : Bool */;
-short int var4 /* : Bool */;
-val* var5 /* : nullable Int */;
-short int var6 /* : Bool */;
-short int var7 /* : Bool */;
-short int var9 /* : Bool */;
-long var10 /* : Int */;
+if (var87){
+var90 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatText> */
+var_its91 = var90;
+{
+{ /* Inline native$CString$[] (var_its91,var_b) on <var_its91:CString> */
+var94 = (unsigned char)((int)var_its91[var_b]);
+var92 = var94;
+goto RET_LABEL93;
+RET_LABEL93:(void)0;
+}
+}
+var_c95 = var92;
+{
+{ /* Inline math$Byte$& (var_c95,((unsigned char)0x80)) on <var_c95:Byte> */
+var98 = var_c95 & ((unsigned char)0x80);
+var96 = var98;
+goto RET_LABEL97;
+RET_LABEL97:(void)0;
+}
+}
+{
+{ /* Inline kernel$Byte$== (var96,((unsigned char)0x00)) on <var96:Byte> */
+var101 = var96 == ((unsigned char)0x00);
+var99 = var101;
+goto RET_LABEL100;
+RET_LABEL100:(void)0;
+}
+}
+if (var99){
+{
+{ /* Inline kernel$Byte$ascii (var_c95) on <var_c95:Byte> */
+var104 = (uint32_t)var_c95;
+var102 = var104;
+goto RET_LABEL103;
+RET_LABEL103:(void)0;
+}
+}
+var = var102;
+goto RET_LABEL;
+} else {
+}
+{
+{ /* Inline abstract_text$FlatText$items (self) on <self:FlatText> */
+var107 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatText> */
+var105 = var107;
+RET_LABEL106:(void)0;
+}
+}
+{
+var108 = core___core__CString___char_at(var105, var_b);
+}
+var = var108;
+goto RET_LABEL;
+} else {
+}
+{
+{ /* Inline kernel$Int$>= (var_index,0l) on <var_index:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var112 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var112)) {
+var_class_name115 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name115);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 726);
+fatal_exit(1);
+}
+var116 = var_index >= 0l;
+var110 = var116;
+goto RET_LABEL111;
+RET_LABEL111:(void)0;
+}
+}
+var_117 = var110;
+if (var110){
+{
+{ /* Inline kernel$Int$< (var_index,var_len) on <var_index:Int> */
+/* Covariant cast for argument 0 (i) <var_len:Int> isa OTHER */
+/* <var_len:Int> isa OTHER */
+var120 = 1; /* easy <var_len:Int> isa OTHER*/
+if (unlikely(!var120)) {
+var_class_name123 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name123);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
+fatal_exit(1);
+}
+var124 = var_index < var_len;
+var118 = var124;
+goto RET_LABEL119;
+RET_LABEL119:(void)0;
+}
+}
+var109 = var118;
+} else {
+var109 = var_117;
+}
+if (unlikely(!var109)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Assert failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 378);
+fatal_exit(1);
+}
+{
+var125 = ((uint32_t(*)(val* self, long p0))(self->class->vft[COLOR_core__flat__FlatText__fetch_char_at]))(self, var_index); /* fetch_char_at on <self:FlatText>*/
+}
+var = var125;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method flat$FlatText$fetch_char_at for (self: FlatText, Int): Char */
+uint32_t core__flat___FlatText___fetch_char_at(val* self, long p0) {
+uint32_t var /* : Char */;
+long var_index /* var index: Int */;
+long var1 /* : Int */;
+long var_i /* var i: Int */;
+char* var2 /* : CString */;
+char* var_items /* var items: CString */;
+unsigned char var3 /* : Byte */;
+unsigned char var5 /* : Byte */;
+unsigned char var_b /* var b: Byte */;
+unsigned char var6 /* : Byte */;
+unsigned char var8 /* : Byte */;
+short int var9 /* : Bool */;
+short int var11 /* : Bool */;
+uint32_t var12 /* : Char */;
+uint32_t var14 /* : Char */;
+uint32_t var15 /* : Char */;
+var_index = p0;
+{
+var1 = ((long(*)(val* self, long p0))(self->class->vft[COLOR_core__flat__FlatText__char_to_byte_index]))(self, var_index); /* char_to_byte_index on <self:FlatText>*/
+}
+var_i = var1;
+var2 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatText> */
+var_items = var2;
+{
+{ /* Inline native$CString$[] (var_items,var_i) on <var_items:CString> */
+var5 = (unsigned char)((int)var_items[var_i]);
+var3 = var5;
+goto RET_LABEL4;
+RET_LABEL4:(void)0;
+}
+}
+var_b = var3;
+{
+{ /* Inline math$Byte$& (var_b,((unsigned char)0x80)) on <var_b:Byte> */
+var8 = var_b & ((unsigned char)0x80);
+var6 = var8;
+goto RET_LABEL7;
+RET_LABEL7:(void)0;
+}
+}
+{
+{ /* Inline kernel$Byte$== (var6,((unsigned char)0x00)) on <var6:Byte> */
+var11 = var6 == ((unsigned char)0x00);
+var9 = var11;
+goto RET_LABEL10;
+RET_LABEL10:(void)0;
+}
+}
+if (var9){
+{
+{ /* Inline kernel$Byte$ascii (var_b) on <var_b:Byte> */
+var14 = (uint32_t)var_b;
+var12 = var14;
+goto RET_LABEL13;
+RET_LABEL13:(void)0;
+}
+}
+var = var12;
+goto RET_LABEL;
+} else {
+}
+{
+var15 = core___core__CString___char_at(var_items, var_i);
+}
+var = var15;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method flat$FlatText$to_hex for (self: FlatText, nullable Int, nullable Int): Int */
+long core__flat___FlatText___core__abstract_text__Text__to_hex(val* self, val* p0, val* p1) {
+long var /* : Int */;
+val* var_pos /* var pos: nullable Int */;
+val* var_ln /* var ln: nullable Int */;
+long var_res /* var res: Int */;
+short int var1 /* : Bool */;
+short int var2 /* : Bool */;
+short int var4 /* : Bool */;
+val* var5 /* : nullable Int */;
+short int var6 /* : Bool */;
+short int var7 /* : Bool */;
+short int var9 /* : Bool */;
+long var10 /* : Int */;
 long var12 /* : Int */;
 long var13 /* : Int */;
 short int var15 /* : Bool */;
@@ -1828,8 +2836,8 @@ val* var18 /* : nullable Int */;
 long var19 /* : Int */;
 long var20 /* : Int */;
 val* var21 /* : nullable Int */;
-char* var22 /* : NativeString */;
-char* var_its /* var its: NativeString */;
+char* var22 /* : CString */;
+char* var_its /* var its: CString */;
 long var23 /* : Int */;
 short int var25 /* : Bool */;
 int cltype26;
@@ -1871,7 +2879,7 @@ var1 = 1; /* is null */
 var1 = 0; /* arg is null but recv is not */
 }
 if (0) {
-{ /* Inline kernel#Int#== (var_pos,((val*)NULL)) on <var_pos:nullable Int> */
+{ /* Inline kernel$Int$== (var_pos,((val*)NULL)) on <var_pos:nullable Int> */
 var4 = 0; /* incompatible types Int vs. null; cannot be NULL */
 var2 = var4;
 goto RET_LABEL3;
@@ -1890,7 +2898,7 @@ var6 = 1; /* is null */
 var6 = 0; /* arg is null but recv is not */
 }
 if (0) {
-{ /* Inline kernel#Int#== (var_ln,((val*)NULL)) on <var_ln:nullable Int> */
+{ /* Inline kernel$Int$== (var_ln,((val*)NULL)) on <var_ln:nullable Int> */
 var9 = 0; /* incompatible types Int vs. null; cannot be NULL */
 var7 = var9;
 goto RET_LABEL8;
@@ -1900,21 +2908,21 @@ var6 = var7;
 }
 if (var6){
 {
-{ /* Inline abstract_text#FlatText#length (self) on <self:FlatText> */
+{ /* Inline abstract_text$FlatText$length (self) on <self:FlatText> */
 var12 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatText> */
 var10 = var12;
 RET_LABEL11:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#- (var10,var_pos) on <var10:Int> */
+{ /* Inline kernel$Int$- (var10,var_pos) on <var10:Int> */
 /* Covariant cast for argument 0 (i) <var_pos:nullable Int(Int)> isa OTHER */
 /* <var_pos:nullable Int(Int)> isa OTHER */
 var15 = 1; /* easy <var_pos:nullable Int(Int)> isa OTHER*/
 if (unlikely(!var15)) {
 var_class_name = var_pos == NULL ? "null" : (((long)var_pos&3)?type_info[((long)var_pos&3)]:var_pos->type)->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
 var16 = (long)(var_pos)>>2;
@@ -1929,22 +2937,22 @@ var_ln = var18;
 } else {
 }
 {
-var20 = (long)(var_pos)>>2;
-var19 = core__flat___FlatText___char_to_byte_index(self, var20);
+var19 = (long)(var_pos)>>2;
+var20 = ((long(*)(val* self, long p0))(self->class->vft[COLOR_core__flat__FlatText__char_to_byte_index]))(self, var19); /* char_to_byte_index on <self:FlatText>*/
 }
-var21 = (val*)(var19<<2|1);
+var21 = (val*)(var20<<2|1);
 var_pos = var21;
 var22 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatText> */
 var_its = var22;
 {
-{ /* Inline kernel#Int#+ (var_pos,var_ln) on <var_pos:nullable Int(Int)> */
+{ /* Inline kernel$Int$+ (var_pos,var_ln) on <var_pos:nullable Int(Int)> */
 /* Covariant cast for argument 0 (i) <var_ln:nullable Int(Int)> isa OTHER */
 /* <var_ln:nullable Int(Int)> isa OTHER */
 var25 = 1; /* easy <var_ln:nullable Int(Int)> isa OTHER*/
 if (unlikely(!var25)) {
 var_class_name28 = var_ln == NULL ? "null" : (((long)var_ln&3)?type_info[((long)var_ln&3)]:var_ln->type)->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name28);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var29 = (long)(var_pos)>>2;
@@ -1961,14 +2969,14 @@ var_i = var32;
 var_ = var_max;
 for(;;) {
 {
-{ /* Inline kernel#Int#< (var_i,var_) on <var_i:Int> */
+{ /* Inline kernel$Int$< (var_i,var_) on <var_i:Int> */
 /* Covariant cast for argument 0 (i) <var_:Int> isa OTHER */
 /* <var_:Int> isa OTHER */
 var35 = 1; /* easy <var_:Int> isa OTHER*/
 if (unlikely(!var35)) {
 var_class_name38 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name38);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
 var39 = var_i < var_;
@@ -1982,7 +2990,7 @@ if (var33){
 goto BREAK_label;
 }
 {
-{ /* Inline kernel#Int#<< (var_res,4l) on <var_res:Int> */
+{ /* Inline kernel$Int$<< (var_res,4l) on <var_res:Int> */
 var42 = var_res << 4l;
 var40 = var42;
 goto RET_LABEL41;
@@ -1991,7 +2999,7 @@ RET_LABEL41:(void)0;
 }
 var_res = var40;
 {
-{ /* Inline native#NativeString#[] (var_its,var_i) on <var_its:NativeString> */
+{ /* Inline native$CString$[] (var_its,var_i) on <var_its:CString> */
 var45 = (unsigned char)((int)var_its[var_i]);
 var43 = var45;
 goto RET_LABEL44;
@@ -1999,7 +3007,7 @@ RET_LABEL44:(void)0;
 }
 }
 {
-{ /* Inline kernel#Byte#ascii (var43) on <var43:Byte> */
+{ /* Inline kernel$Byte$ascii (var43) on <var43:Byte> */
 var48 = (uint32_t)var43;
 var46 = var48;
 goto RET_LABEL47;
@@ -2010,14 +3018,14 @@ RET_LABEL47:(void)0;
 var49 = core__abstract_text___Char___from_hex(var46);
 }
 {
-{ /* Inline kernel#Int#+ (var_res,var49) on <var_res:Int> */
+{ /* Inline kernel$Int$+ (var_res,var49) on <var_res:Int> */
 /* Covariant cast for argument 0 (i) <var49:Int> isa OTHER */
 /* <var49:Int> isa OTHER */
 var52 = 1; /* easy <var49:Int> isa OTHER*/
 if (unlikely(!var52)) {
 var_class_name55 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name55);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var56 = var_res + var49;
@@ -2038,7 +3046,7 @@ goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatString#first_byte for (self: FlatString): Int */
+/* method flat$FlatString$first_byte for (self: FlatString): Int */
 long core___core__FlatString___FlatText__first_byte(val* self) {
 long var /* : Int */;
 long var1 /* : Int */;
@@ -2047,629 +3055,434 @@ var = var1;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatString#chars for (self: FlatString): SequenceRead[Char] */
+/* method flat$FlatString$chars for (self: FlatString): SequenceRead[Char] */
 val* core___core__FlatString___core__abstract_text__Text__chars(val* self) {
 val* var /* : SequenceRead[Char] */;
-short int var1 /* : Bool */;
-val* var2 /* : SequenceRead[Char] */;
-val* var3 /* : FlatStringCharView */;
-var1 = self->attrs[COLOR_core__flat__FlatString___chars].val != NULL; /* _chars on <self:FlatString> */
-if(likely(var1)) {
-var2 = self->attrs[COLOR_core__flat__FlatString___chars].val; /* _chars on <self:FlatString> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _chars");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 336);
-fatal_exit(1);
-}
-} else {
-var3 = NEW_core__flat__FlatStringCharView(&type_core__flat__FlatStringCharView);
-{
-((void(*)(val* self, val* p0))(var3->class->vft[COLOR_core__abstract_text__StringCharView__target_61d]))(var3, self); /* target= on <var3:FlatStringCharView>*/
-}
-{
-((void(*)(val* self))(var3->class->vft[COLOR_core__kernel__Object__init]))(var3); /* init on <var3:FlatStringCharView>*/
-}
-self->attrs[COLOR_core__flat__FlatString___chars].val = var3; /* _chars on <self:FlatString> */
-var2 = var3;
-}
-var = var2;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatString#bytes for (self: FlatString): SequenceRead[Byte] */
-val* core___core__FlatString___core__abstract_text__Text__bytes(val* self) {
-val* var /* : SequenceRead[Byte] */;
-short int var1 /* : Bool */;
-val* var2 /* : SequenceRead[Byte] */;
-val* var3 /* : FlatStringByteView */;
-var1 = self->attrs[COLOR_core__flat__FlatString___bytes].val != NULL; /* _bytes on <self:FlatString> */
-if(likely(var1)) {
-var2 = self->attrs[COLOR_core__flat__FlatString___bytes].val; /* _bytes on <self:FlatString> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _bytes");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 338);
-fatal_exit(1);
-}
-} else {
-var3 = NEW_core__flat__FlatStringByteView(&type_core__flat__FlatStringByteView);
+val* var1 /* : FlatStringCharView */;
+var1 = NEW_core__flat__FlatStringCharView(&type_core__flat__FlatStringCharView);
 {
-((void(*)(val* self, val* p0))(var3->class->vft[COLOR_core__abstract_text__StringByteView__target_61d]))(var3, self); /* target= on <var3:FlatStringByteView>*/
+((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__abstract_text__StringCharView__target_61d]))(var1, self); /* target= on <var1:FlatStringCharView>*/
 }
 {
-((void(*)(val* self))(var3->class->vft[COLOR_core__kernel__Object__init]))(var3); /* init on <var3:FlatStringByteView>*/
-}
-self->attrs[COLOR_core__flat__FlatString___bytes].val = var3; /* _bytes on <self:FlatString> */
-var2 = var3;
+((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatStringCharView>*/
 }
-var = var2;
+var = var1;
+goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatString#to_cstring for (self: FlatString): NativeString */
+/* method flat$FlatString$to_cstring for (self: FlatString): CString */
 char* core___core__FlatString___core__abstract_text__Text__to_cstring(val* self) {
-char* var /* : NativeString */;
-short int var1 /* : Bool */;
-char* var2 /* : NativeString */;
-char* var3 /* : NativeString */;
-long var5 /* : Int */;
+char* var /* : CString */;
+long var1 /* : Int */;
 long var_blen /* var blen: Int */;
-char* var6 /* : NativeString */;
-long var7 /* : Int */;
-short int var9 /* : Bool */;
+static char* varoncenew;
+static int varoncenew_guard;
+char* var2 /* : CString */;
+char* var3 /* : CString */;
+long var4 /* : Int */;
+short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-long var10 /* : Int */;
-char* var11 /* : NativeString */;
-char* var13 /* : NativeString */;
-char* var_new_items /* var new_items: NativeString */;
-char* var14 /* : NativeString */;
-long var15 /* : Int */;
-var1 = self->attrs[COLOR_core__flat__FlatString__lazy_32d_to_cstring].s; /* lazy _to_cstring on <self:FlatString> */
-if(likely(var1)) {
-var2 = self->attrs[COLOR_core__flat__FlatString___to_cstring].str; /* _to_cstring on <self:FlatString> */
+long var7 /* : Int */;
+char* var8 /* : CString */;
+char* var10 /* : CString */;
+char* var_new_items /* var new_items: CString */;
+char* var11 /* : CString */;
+long var12 /* : Int */;
+var1 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatString> */
+var_blen = var1;
+if (likely(varoncenew_guard)) {
+var2 = varoncenew;
 } else {
+var3 = NULL/*special!*/;
+var2 = var3;
+varoncenew = var2;
+varoncenew_guard = 1;
+}
 {
-var5 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatString> */
-var_blen = var5;
-var6 = NULL/*special!*/;
-{
-{ /* Inline kernel#Int#+ (var_blen,1l) on <var_blen:Int> */
+{ /* Inline kernel$Int$+ (var_blen,1l) on <var_blen:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var9 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var9)) {
+var6 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var6)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var10 = var_blen + 1l;
-var7 = var10;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
+var7 = var_blen + 1l;
+var4 = var7;
+goto RET_LABEL5;
+RET_LABEL5:(void)0;
 }
 }
 {
-{ /* Inline native#NativeString#new (var6,var7) on <var6:NativeString> */
-var13 = (char*)nit_alloc(var7);
-var11 = var13;
-goto RET_LABEL12;
-RET_LABEL12:(void)0;
+{ /* Inline native$CString$new (var2,var4) on <var2:CString> */
+var10 = (char*)nit_alloc(var4);
+var8 = var10;
+goto RET_LABEL9;
+RET_LABEL9:(void)0;
 }
 }
-var_new_items = var11;
-var14 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatString> */
-var15 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:FlatString> */
+var_new_items = var8;
+var11 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatString> */
+var12 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:FlatString> */
 {
-{ /* Inline native#NativeString#copy_to (var14,var_new_items,var_blen,var15,0l) on <var14:NativeString> */
-memmove(var_new_items+0l,var14+var15,var_blen);
-RET_LABEL16:(void)0;
+{ /* Inline native$CString$copy_to (var11,var_new_items,var_blen,var12,0l) on <var11:CString> */
+memmove(var_new_items+0l,var11+var12,var_blen);
+RET_LABEL13:(void)0;
 }
 }
 {
-{ /* Inline native#NativeString#[]= (var_new_items,var_blen,((unsigned char)0x00)) on <var_new_items:NativeString> */
+{ /* Inline native$CString$[]= (var_new_items,var_blen,((unsigned char)0x00)) on <var_new_items:CString> */
 var_new_items[var_blen]=(unsigned char)((unsigned char)0x00);
-RET_LABEL17:(void)0;
-}
-}
-var3 = var_new_items;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
+RET_LABEL14:(void)0;
 }
-self->attrs[COLOR_core__flat__FlatString___to_cstring].str = var3; /* _to_cstring on <self:FlatString> */
-var2 = var3;
-self->attrs[COLOR_core__flat__FlatString__lazy_32d_to_cstring].s = 1; /* lazy _to_cstring on <self:FlatString> */
 }
-var = var2;
+var = var_new_items;
+goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatString#to_cstring= for (self: FlatString, NativeString) */
-void core___core__FlatString___to_cstring_61d(val* self, char* p0) {
-self->attrs[COLOR_core__flat__FlatString___to_cstring].str = p0; /* _to_cstring on <self:FlatString> */
-self->attrs[COLOR_core__flat__FlatString__lazy_32d_to_cstring].s = 1; /* lazy _to_cstring on <self:FlatString> */
-RET_LABEL:;
-}
-/* method flat#FlatString#substring_from for (self: FlatString, Int): String */
-val* core___core__FlatString___core__abstract_text__Text__substring_from(val* self, long p0) {
+/* method flat$FlatString$substring for (self: FlatString, Int, Int): String */
+val* core___core__FlatString___core__abstract_text__Text__substring(val* self, long p0, long p1) {
 val* var /* : String */;
 long var_from /* var from: Int */;
-long var1 /* : Int */;
-short int var2 /* : Bool */;
-short int var4 /* : Bool */;
+long var_count /* var count: Int */;
+short int var1 /* : Bool */;
+short int var3 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-short int var5 /* : Bool */;
-val* var6 /* : String */;
-short int var7 /* : Bool */;
-short int var9 /* : Bool */;
-int cltype10;
-int idtype11;
-const char* var_class_name12;
-short int var13 /* : Bool */;
-long var14 /* : Int */;
-long var_c /* var c: Int */;
-long var15 /* : Int */;
-long var16 /* : Int */;
+short int var4 /* : Bool */;
+static val* varonce;
+val* var5 /* : String */;
+char* var6 /* : CString */;
+val* var7 /* : String */;
+val* var8 /* : nullable Int */;
+val* var9 /* : nullable Int */;
+val* var10 /* : nullable Bool */;
+val* var11 /* : nullable Bool */;
+short int var12 /* : Bool */;
+short int var14 /* : Bool */;
+int cltype15;
+int idtype16;
+const char* var_class_name17;
 short int var18 /* : Bool */;
-int cltype19;
-int idtype20;
-const char* var_class_name21;
-long var22 /* : Int */;
-long var_st /* var st: Int */;
-long var23 /* : Int */;
+long var19 /* : Int */;
+short int var21 /* : Bool */;
+int cltype22;
+int idtype23;
+const char* var_class_name24;
 long var25 /* : Int */;
-long var26 /* : Int */;
+short int var26 /* : Bool */;
 short int var28 /* : Bool */;
 int cltype29;
 int idtype30;
 const char* var_class_name31;
-long var32 /* : Int */;
-long var_fln /* var fln: Int */;
-val* var33 /* : FlatString */;
-char* var34 /* : NativeString */;
-char* var36 /* : NativeString */;
-long var37 /* : Int */;
-long var38 /* : Int */;
-short int var40 /* : Bool */;
-int cltype41;
-int idtype42;
-const char* var_class_name43;
-long var44 /* : Int */;
-var_from = p0;
-var1 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatString> */
-{
-{ /* Inline kernel#Int#>= (var_from,var1) on <var_from:Int> */
-/* Covariant cast for argument 0 (i) <var1:Int> isa OTHER */
-/* <var1:Int> isa OTHER */
-var4 = 1; /* easy <var1:Int> isa OTHER*/
-if (unlikely(!var4)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 729);
-fatal_exit(1);
-}
-var5 = var_from >= var1;
-var2 = var5;
-goto RET_LABEL3;
-RET_LABEL3:(void)0;
-}
-}
-if (var2){
-{
-var6 = core___core__FlatString___core__abstract_text__Text__empty(self);
-}
-var = var6;
-goto RET_LABEL;
-} else {
-}
-{
-{ /* Inline kernel#Int#<= (var_from,0l) on <var_from:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var9 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var9)) {
-var_class_name12 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name12);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
-fatal_exit(1);
-}
-var13 = var_from <= 0l;
-var7 = var13;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
-}
-}
-if (var7){
-var = self;
-goto RET_LABEL;
-} else {
-}
-{
-var14 = core__flat___FlatText___char_to_byte_index(self, var_from);
-}
-var_c = var14;
-var15 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:FlatString> */
-{
-{ /* Inline kernel#Int#- (var_c,var15) on <var_c:Int> */
-/* Covariant cast for argument 0 (i) <var15:Int> isa OTHER */
-/* <var15:Int> isa OTHER */
-var18 = 1; /* easy <var15:Int> isa OTHER*/
-if (unlikely(!var18)) {
-var_class_name21 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name21);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
-fatal_exit(1);
-}
-var22 = var_c - var15;
-var16 = var22;
-goto RET_LABEL17;
-RET_LABEL17:(void)0;
-}
-}
-var_st = var16;
-{
-{ /* Inline abstract_text#FlatText#bytelen (self) on <self:FlatString> */
-var25 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatString> */
-var23 = var25;
-RET_LABEL24:(void)0;
-}
-}
-{
-{ /* Inline kernel#Int#- (var23,var_st) on <var23:Int> */
-/* Covariant cast for argument 0 (i) <var_st:Int> isa OTHER */
-/* <var_st:Int> isa OTHER */
-var28 = 1; /* easy <var_st:Int> isa OTHER*/
-if (unlikely(!var28)) {
-var_class_name31 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name31);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
-fatal_exit(1);
-}
-var32 = var23 - var_st;
-var26 = var32;
-goto RET_LABEL27;
-RET_LABEL27:(void)0;
-}
-}
-var_fln = var26;
-var33 = NEW_core__FlatString(&type_core__FlatString);
-{
-{ /* Inline abstract_text#FlatText#items (self) on <self:FlatString> */
-var36 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatString> */
-var34 = var36;
-RET_LABEL35:(void)0;
-}
-}
-var37 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatString> */
-{
-{ /* Inline kernel#Int#- (var37,var_from) on <var37:Int> */
-/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
-/* <var_from:Int> isa OTHER */
-var40 = 1; /* easy <var_from:Int> isa OTHER*/
-if (unlikely(!var40)) {
-var_class_name43 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name43);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
-fatal_exit(1);
-}
-var44 = var37 - var_from;
-var38 = var44;
-goto RET_LABEL39;
-RET_LABEL39:(void)0;
-}
-}
-{
-core___core__FlatString___full(var33, var34, var_fln, var_c, var38); /* Direct call flat#FlatString#full on <var33:FlatString>*/
-}
-var = var33;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatString#substring for (self: FlatString, Int, Int): String */
-val* core___core__FlatString___core__abstract_text__Text__substring(val* self, long p0, long p1) {
-val* var /* : String */;
-long var_from /* var from: Int */;
-long var_count /* var count: Int */;
-short int var1 /* : Bool */;
-short int var3 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-short int var4 /* : Bool */;
-short int var5 /* : Bool */;
-short int var7 /* : Bool */;
-int cltype8;
-int idtype9;
-const char* var_class_name10;
-short int var11 /* : Bool */;
-long var12 /* : Int */;
-short int var14 /* : Bool */;
-int cltype15;
-int idtype16;
-const char* var_class_name17;
-long var18 /* : Int */;
-short int var19 /* : Bool */;
-short int var21 /* : Bool */;
-int cltype22;
-int idtype23;
-const char* var_class_name24;
-short int var25 /* : Bool */;
-static val* varonce;
-val* var26 /* : String */;
-char* var27 /* : NativeString */;
-val* var28 /* : String */;
-long var29 /* : Int */;
-long var_ln /* var ln: Int */;
-long var30 /* : Int */;
 short int var32 /* : Bool */;
-int cltype33;
-int idtype34;
-const char* var_class_name35;
-long var36 /* : Int */;
-short int var37 /* : Bool */;
-short int var39 /* : Bool */;
-int cltype40;
-int idtype41;
-const char* var_class_name42;
-short int var43 /* : Bool */;
-long var44 /* : Int */;
-short int var46 /* : Bool */;
-int cltype47;
-int idtype48;
-const char* var_class_name49;
-long var50 /* : Int */;
+static val* varonce33;
+val* var34 /* : String */;
+char* var35 /* : CString */;
+val* var36 /* : String */;
+val* var37 /* : nullable Int */;
+val* var38 /* : nullable Int */;
+val* var39 /* : nullable Bool */;
+val* var40 /* : nullable Bool */;
+long var41 /* : Int */;
+long var_ln /* var ln: Int */;
+long var42 /* : Int */;
+short int var44 /* : Bool */;
+int cltype45;
+int idtype46;
+const char* var_class_name47;
+long var48 /* : Int */;
+short int var49 /* : Bool */;
 short int var51 /* : Bool */;
-short int var53 /* : Bool */;
-int cltype54;
-int idtype55;
-const char* var_class_name56;
-short int var57 /* : Bool */;
-static val* varonce58;
-val* var59 /* : String */;
-char* var60 /* : NativeString */;
-val* var61 /* : String */;
+int cltype52;
+int idtype53;
+const char* var_class_name54;
+short int var55 /* : Bool */;
+long var56 /* : Int */;
+short int var58 /* : Bool */;
+int cltype59;
+int idtype60;
+const char* var_class_name61;
 long var62 /* : Int */;
-short int var64 /* : Bool */;
-int cltype65;
-int idtype66;
-const char* var_class_name67;
-long var68 /* : Int */;
-long var69 /* : Int */;
-short int var71 /* : Bool */;
-int cltype72;
-int idtype73;
-const char* var_class_name74;
-long var75 /* : Int */;
+short int var63 /* : Bool */;
+short int var65 /* : Bool */;
+int cltype66;
+int idtype67;
+const char* var_class_name68;
+short int var69 /* : Bool */;
+static val* varonce70;
+val* var71 /* : String */;
+char* var72 /* : CString */;
+val* var73 /* : String */;
+val* var74 /* : nullable Int */;
+val* var75 /* : nullable Int */;
+val* var76 /* : nullable Bool */;
+val* var77 /* : nullable Bool */;
+long var78 /* : Int */;
+short int var80 /* : Bool */;
+int cltype81;
+int idtype82;
+const char* var_class_name83;
+long var84 /* : Int */;
+long var85 /* : Int */;
+short int var87 /* : Bool */;
+int cltype88;
+int idtype89;
+const char* var_class_name90;
+long var91 /* : Int */;
 long var_end_index /* var end_index: Int */;
-val* var76 /* : String */;
+val* var92 /* : String */;
 var_from = p0;
 var_count = p1;
 {
-{ /* Inline kernel#Int#>= (var_count,0l) on <var_count:Int> */
+{ /* Inline kernel$Int$<= (var_count,0l) on <var_count:Int> */
 /* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
 /* <0l:Int> isa OTHER */
 var3 = 1; /* easy <0l:Int> isa OTHER*/
 if (unlikely(!var3)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 729);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
 fatal_exit(1);
 }
-var4 = var_count >= 0l;
+var4 = var_count <= 0l;
 var1 = var4;
 goto RET_LABEL2;
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(!var1)) {
-PRINT_ERROR("Runtime error: %s", "Assert failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 373);
-fatal_exit(1);
+if (var1){
+if (likely(varonce!=NULL)) {
+var5 = varonce;
+} else {
+var6 = "";
+var8 = (val*)(0l<<2|1);
+var9 = (val*)(0l<<2|1);
+var10 = (val*)((long)(0)<<2|3);
+var11 = (val*)((long)(0)<<2|3);
+var7 = core__flat___CString___to_s_unsafe(var6, var8, var9, var10, var11);
+var5 = var7;
+varonce = var5;
+}
+var = var5;
+goto RET_LABEL;
+} else {
 }
 {
-{ /* Inline kernel#Int#< (var_from,0l) on <var_from:Int> */
+{ /* Inline kernel$Int$< (var_from,0l) on <var_from:Int> */
 /* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
 /* <0l:Int> isa OTHER */
-var7 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var7)) {
-var_class_name10 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name10);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
-fatal_exit(1);
-}
-var11 = var_from < 0l;
-var5 = var11;
-goto RET_LABEL6;
-RET_LABEL6:(void)0;
-}
-}
-if (var5){
-{
-{ /* Inline kernel#Int#+ (var_count,var_from) on <var_count:Int> */
-/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
-/* <var_from:Int> isa OTHER */
-var14 = 1; /* easy <var_from:Int> isa OTHER*/
+var14 = 1; /* easy <0l:Int> isa OTHER*/
 if (unlikely(!var14)) {
 var_class_name17 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name17);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
-var18 = var_count + var_from;
+var18 = var_from < 0l;
 var12 = var18;
 goto RET_LABEL13;
 RET_LABEL13:(void)0;
 }
 }
-var_count = var12;
+if (var12){
 {
-{ /* Inline kernel#Int#< (var_count,0l) on <var_count:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var21 = 1; /* easy <0l:Int> isa OTHER*/
+{ /* Inline kernel$Int$+ (var_count,var_from) on <var_count:Int> */
+/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
+/* <var_from:Int> isa OTHER */
+var21 = 1; /* easy <var_from:Int> isa OTHER*/
 if (unlikely(!var21)) {
 var_class_name24 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name24);
 PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var25 = var_count < 0l;
+var25 = var_count + var_from;
 var19 = var25;
 goto RET_LABEL20;
 RET_LABEL20:(void)0;
 }
 }
-if (var19){
-if (likely(varonce!=NULL)) {
-var26 = varonce;
+var_count = var19;
+{
+{ /* Inline kernel$Int$<= (var_count,0l) on <var_count:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var28 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var28)) {
+var_class_name31 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name31);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
+fatal_exit(1);
+}
+var32 = var_count <= 0l;
+var26 = var32;
+goto RET_LABEL27;
+RET_LABEL27:(void)0;
+}
+}
+if (var26){
+if (likely(varonce33!=NULL)) {
+var34 = varonce33;
 } else {
-var27 = "";
-var28 = core__flat___NativeString___to_s_full(var27, 0l, 0l);
-var26 = var28;
-varonce = var26;
+var35 = "";
+var37 = (val*)(0l<<2|1);
+var38 = (val*)(0l<<2|1);
+var39 = (val*)((long)(0)<<2|3);
+var40 = (val*)((long)(0)<<2|3);
+var36 = core__flat___CString___to_s_unsafe(var35, var37, var38, var39, var40);
+var34 = var36;
+varonce33 = var34;
 }
-var = var26;
+var = var34;
 goto RET_LABEL;
 } else {
 }
 var_from = 0l;
 } else {
 }
-var29 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatString> */
-var_ln = var29;
+var41 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatString> */
+var_ln = var41;
 {
-{ /* Inline kernel#Int#+ (var_count,var_from) on <var_count:Int> */
+{ /* Inline kernel$Int$+ (var_count,var_from) on <var_count:Int> */
 /* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
 /* <var_from:Int> isa OTHER */
-var32 = 1; /* easy <var_from:Int> isa OTHER*/
-if (unlikely(!var32)) {
-var_class_name35 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name35);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var44 = 1; /* easy <var_from:Int> isa OTHER*/
+if (unlikely(!var44)) {
+var_class_name47 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name47);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var36 = var_count + var_from;
-var30 = var36;
-goto RET_LABEL31;
-RET_LABEL31:(void)0;
+var48 = var_count + var_from;
+var42 = var48;
+goto RET_LABEL43;
+RET_LABEL43:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#> (var30,var_ln) on <var30:Int> */
+{ /* Inline kernel$Int$> (var42,var_ln) on <var42:Int> */
 /* Covariant cast for argument 0 (i) <var_ln:Int> isa OTHER */
 /* <var_ln:Int> isa OTHER */
-var39 = 1; /* easy <var_ln:Int> isa OTHER*/
-if (unlikely(!var39)) {
-var_class_name42 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name42);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 730);
+var51 = 1; /* easy <var_ln:Int> isa OTHER*/
+if (unlikely(!var51)) {
+var_class_name54 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name54);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
 fatal_exit(1);
 }
-var43 = var30 > var_ln;
-var37 = var43;
-goto RET_LABEL38;
-RET_LABEL38:(void)0;
+var55 = var42 > var_ln;
+var49 = var55;
+goto RET_LABEL50;
+RET_LABEL50:(void)0;
 }
 }
-if (var37){
+if (var49){
 {
-{ /* Inline kernel#Int#- (var_ln,var_from) on <var_ln:Int> */
+{ /* Inline kernel$Int$- (var_ln,var_from) on <var_ln:Int> */
 /* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
 /* <var_from:Int> isa OTHER */
-var46 = 1; /* easy <var_from:Int> isa OTHER*/
-if (unlikely(!var46)) {
-var_class_name49 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name49);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+var58 = 1; /* easy <var_from:Int> isa OTHER*/
+if (unlikely(!var58)) {
+var_class_name61 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name61);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var50 = var_ln - var_from;
-var44 = var50;
-goto RET_LABEL45;
-RET_LABEL45:(void)0;
+var62 = var_ln - var_from;
+var56 = var62;
+goto RET_LABEL57;
+RET_LABEL57:(void)0;
 }
 }
-var_count = var44;
+var_count = var56;
 } else {
 }
 {
-{ /* Inline kernel#Int#<= (var_count,0l) on <var_count:Int> */
+{ /* Inline kernel$Int$<= (var_count,0l) on <var_count:Int> */
 /* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
 /* <0l:Int> isa OTHER */
-var53 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var53)) {
-var_class_name56 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name56);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
+var65 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var65)) {
+var_class_name68 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name68);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
 fatal_exit(1);
 }
-var57 = var_count <= 0l;
-var51 = var57;
-goto RET_LABEL52;
-RET_LABEL52:(void)0;
+var69 = var_count <= 0l;
+var63 = var69;
+goto RET_LABEL64;
+RET_LABEL64:(void)0;
 }
 }
-if (var51){
-if (likely(varonce58!=NULL)) {
-var59 = varonce58;
+if (var63){
+if (likely(varonce70!=NULL)) {
+var71 = varonce70;
 } else {
-var60 = "";
-var61 = core__flat___NativeString___to_s_full(var60, 0l, 0l);
-var59 = var61;
-varonce58 = var59;
-}
-var = var59;
+var72 = "";
+var74 = (val*)(0l<<2|1);
+var75 = (val*)(0l<<2|1);
+var76 = (val*)((long)(0)<<2|3);
+var77 = (val*)((long)(0)<<2|3);
+var73 = core__flat___CString___to_s_unsafe(var72, var74, var75, var76, var77);
+var71 = var73;
+varonce70 = var71;
+}
+var = var71;
 goto RET_LABEL;
 } else {
 }
 {
-{ /* Inline kernel#Int#+ (var_from,var_count) on <var_from:Int> */
+{ /* Inline kernel$Int$+ (var_from,var_count) on <var_from:Int> */
 /* Covariant cast for argument 0 (i) <var_count:Int> isa OTHER */
 /* <var_count:Int> isa OTHER */
-var64 = 1; /* easy <var_count:Int> isa OTHER*/
-if (unlikely(!var64)) {
-var_class_name67 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name67);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var80 = 1; /* easy <var_count:Int> isa OTHER*/
+if (unlikely(!var80)) {
+var_class_name83 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name83);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var68 = var_from + var_count;
-var62 = var68;
-goto RET_LABEL63;
-RET_LABEL63:(void)0;
+var84 = var_from + var_count;
+var78 = var84;
+goto RET_LABEL79;
+RET_LABEL79:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#- (var62,1l) on <var62:Int> */
+{ /* Inline kernel$Int$- (var78,1l) on <var78:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var71 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var71)) {
-var_class_name74 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name74);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+var87 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var87)) {
+var_class_name90 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name90);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var75 = var62 - 1l;
-var69 = var75;
-goto RET_LABEL70;
-RET_LABEL70:(void)0;
+var91 = var78 - 1l;
+var85 = var91;
+goto RET_LABEL86;
+RET_LABEL86:(void)0;
 }
 }
-var_end_index = var69;
+var_end_index = var85;
 {
-var76 = core___core__FlatString___substring_impl(self, var_from, var_count, var_end_index);
+var92 = ((val*(*)(val* self, long p0, long p1, long p2))(self->class->vft[COLOR_core__flat__FlatString__substring_impl]))(self, var_from, var_count, var_end_index); /* substring_impl on <self:FlatString>*/
 }
-var = var76;
+var = var92;
 goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatString#substring_impl for (self: FlatString, Int, Int, Int): String */
+/* method flat$FlatString$substring_impl for (self: FlatString, Int, Int, Int): String */
 val* core___core__FlatString___substring_impl(val* self, long p0, long p1, long p2) {
 val* var /* : String */;
 long var_from /* var from: Int */;
@@ -2705,8 +3518,8 @@ long var23 /* : Int */;
 long var_byteto /* var byteto: Int */;
 long var24 /* : Int */;
 long var25 /* : Int */;
-char* var26 /* : NativeString */;
-char* var_its /* var its: NativeString */;
+char* var26 /* : CString */;
+char* var_its /* var its: CString */;
 long var27 /* : Int */;
 long var28 /* : Int */;
 short int var30 /* : Bool */;
@@ -2720,19 +3533,23 @@ int cltype38;
 int idtype39;
 const char* var_class_name40;
 long var41 /* : Int */;
+static val* varoncenew;
+static int varoncenew_guard;
 val* var42 /* : FlatString */;
-long var43 /* : Int */;
-short int var45 /* : Bool */;
-int cltype46;
-int idtype47;
-const char* var_class_name48;
-long var49 /* : Int */;
+val* var43 /* : FlatString */;
+long var44 /* : Int */;
+short int var46 /* : Bool */;
+int cltype47;
+int idtype48;
+const char* var_class_name49;
 long var50 /* : Int */;
-short int var52 /* : Bool */;
-int cltype53;
-int idtype54;
-const char* var_class_name55;
-long var56 /* : Int */;
+long var51 /* : Int */;
+short int var53 /* : Bool */;
+int cltype54;
+int idtype55;
+const char* var_class_name56;
+long var57 /* : Int */;
+val* var58 /* : FlatString */;
 val* var_s /* var s: FlatString */;
 var_from = p0;
 var_count = p1;
@@ -2740,14 +3557,14 @@ var_end_index = p2;
 var1 = self->attrs[COLOR_core__flat__FlatText___position].l; /* _position on <self:FlatString> */
 var_cache = var1;
 {
-{ /* Inline kernel#Int#- (var_cache,var_from) on <var_cache:Int> */
+{ /* Inline kernel$Int$- (var_cache,var_from) on <var_cache:Int> */
 /* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
 /* <var_from:Int> isa OTHER */
 var4 = 1; /* easy <var_from:Int> isa OTHER*/
 if (unlikely(!var4)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
 var5 = var_cache - var_from;
@@ -2761,14 +3578,14 @@ var6 = core___core__Int___abs(var2);
 }
 var_dfrom = var6;
 {
-{ /* Inline kernel#Int#- (var_end_index,var_from) on <var_end_index:Int> */
+{ /* Inline kernel$Int$- (var_end_index,var_from) on <var_end_index:Int> */
 /* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
 /* <var_from:Int> isa OTHER */
 var9 = 1; /* easy <var_from:Int> isa OTHER*/
 if (unlikely(!var9)) {
 var_class_name12 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name12);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
 var13 = var_end_index - var_from;
@@ -2782,14 +3599,14 @@ var14 = core___core__Int___abs(var7);
 }
 var_dend = var14;
 {
-{ /* Inline kernel#Int#< (var_dfrom,var_dend) on <var_dfrom:Int> */
+{ /* Inline kernel$Int$< (var_dfrom,var_dend) on <var_dfrom:Int> */
 /* Covariant cast for argument 0 (i) <var_dend:Int> isa OTHER */
 /* <var_dend:Int> isa OTHER */
 var17 = 1; /* easy <var_dend:Int> isa OTHER*/
 if (unlikely(!var17)) {
 var_class_name20 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name20);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
 var21 = var_dfrom < var_dend;
@@ -2800,37 +3617,37 @@ RET_LABEL16:(void)0;
 }
 if (var15){
 {
-var22 = core__flat___FlatText___char_to_byte_index(self, var_from);
+var22 = ((long(*)(val* self, long p0))(self->class->vft[COLOR_core__flat__FlatText__char_to_byte_index]))(self, var_from); /* char_to_byte_index on <self:FlatString>*/
 }
 var_bytefrom = var22;
 {
-var23 = core__flat___FlatText___char_to_byte_index(self, var_end_index);
+var23 = ((long(*)(val* self, long p0))(self->class->vft[COLOR_core__flat__FlatText__char_to_byte_index]))(self, var_end_index); /* char_to_byte_index on <self:FlatString>*/
 }
 var_byteto = var23;
 } else {
 {
-var24 = core__flat___FlatText___char_to_byte_index(self, var_end_index);
+var24 = ((long(*)(val* self, long p0))(self->class->vft[COLOR_core__flat__FlatText__char_to_byte_index]))(self, var_end_index); /* char_to_byte_index on <self:FlatString>*/
 }
 var_byteto = var24;
 {
-var25 = core__flat___FlatText___char_to_byte_index(self, var_from);
+var25 = ((long(*)(val* self, long p0))(self->class->vft[COLOR_core__flat__FlatText__char_to_byte_index]))(self, var_from); /* char_to_byte_index on <self:FlatString>*/
 }
 var_bytefrom = var25;
 }
 var26 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatString> */
 var_its = var26;
 {
-var27 = core___core__NativeString___length_of_char_at(var_its, var_byteto);
+var27 = core___core__CString___length_of_char_at(var_its, var_byteto);
 }
 {
-{ /* Inline kernel#Int#- (var27,1l) on <var27:Int> */
+{ /* Inline kernel$Int$- (var27,1l) on <var27:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
 var30 = 1; /* easy <1l:Int> isa OTHER*/
 if (unlikely(!var30)) {
 var_class_name33 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name33);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
 var34 = var27 - 1l;
@@ -2840,14 +3657,14 @@ RET_LABEL29:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_byteto,var28) on <var_byteto:Int> */
+{ /* Inline kernel$Int$+ (var_byteto,var28) on <var_byteto:Int> */
 /* Covariant cast for argument 0 (i) <var28:Int> isa OTHER */
 /* <var28:Int> isa OTHER */
 var37 = 1; /* easy <var28:Int> isa OTHER*/
 if (unlikely(!var37)) {
 var_class_name40 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name40);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var41 = var_byteto + var28;
@@ -2857,58 +3674,69 @@ RET_LABEL36:(void)0;
 }
 }
 var_byteto = var35;
-var42 = NEW_core__FlatString(&type_core__FlatString);
+if (likely(varoncenew_guard)) {
+var42 = varoncenew;
+} else {
+var43 = NEW_core__FlatString(&type_core__FlatString);
+var42 = var43;
+varoncenew = var42;
+varoncenew_guard = 1;
+}
 {
-{ /* Inline kernel#Int#- (var_byteto,var_bytefrom) on <var_byteto:Int> */
+{ /* Inline kernel$Int$- (var_byteto,var_bytefrom) on <var_byteto:Int> */
 /* Covariant cast for argument 0 (i) <var_bytefrom:Int> isa OTHER */
 /* <var_bytefrom:Int> isa OTHER */
-var45 = 1; /* easy <var_bytefrom:Int> isa OTHER*/
-if (unlikely(!var45)) {
-var_class_name48 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name48);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+var46 = 1; /* easy <var_bytefrom:Int> isa OTHER*/
+if (unlikely(!var46)) {
+var_class_name49 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name49);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var49 = var_byteto - var_bytefrom;
-var43 = var49;
-goto RET_LABEL44;
-RET_LABEL44:(void)0;
+var50 = var_byteto - var_bytefrom;
+var44 = var50;
+goto RET_LABEL45;
+RET_LABEL45:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var43,1l) on <var43:Int> */
+{ /* Inline kernel$Int$+ (var44,1l) on <var44:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var52 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var52)) {
-var_class_name55 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name55);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var53 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var53)) {
+var_class_name56 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name56);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var56 = var43 + 1l;
-var50 = var56;
-goto RET_LABEL51;
-RET_LABEL51:(void)0;
+var57 = var44 + 1l;
+var51 = var57;
+goto RET_LABEL52;
+RET_LABEL52:(void)0;
 }
 }
 {
-core___core__FlatString___full(var42, var_its, var50, var_bytefrom, var_count); /* Direct call flat#FlatString#full on <var42:FlatString>*/
+var58 = core___core__FlatString___full(var42, var_its, var51, var_bytefrom, var_count);
 }
-var_s = var42;
+var_s = var58;
 var = var_s;
 goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatString#empty for (self: FlatString): String */
+/* method flat$FlatString$empty for (self: FlatString): String */
 val* core___core__FlatString___core__abstract_text__Text__empty(val* self) {
 val* var /* : String */;
 static val* varonce;
 val* var1 /* : String */;
-char* var2 /* : NativeString */;
+char* var2 /* : CString */;
 val* var3 /* : String */;
-short int var4 /* : Bool */;
+val* var4 /* : nullable Int */;
+val* var5 /* : nullable Int */;
+val* var6 /* : nullable Bool */;
+val* var7 /* : nullable Bool */;
+short int var8 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
@@ -2916,7 +3744,11 @@ if (likely(varonce!=NULL)) {
 var1 = varonce;
 } else {
 var2 = "";
-var3 = core__flat___NativeString___to_s_full(var2, 0l, 0l);
+var4 = (val*)(0l<<2|1);
+var5 = (val*)(0l<<2|1);
+var6 = (val*)((long)(0)<<2|3);
+var7 = (val*)((long)(0)<<2|3);
+var3 = core__flat___CString___to_s_unsafe(var2, var4, var5, var6, var7);
 var1 = var3;
 varonce = var1;
 }
@@ -2924,14 +3756,14 @@ varonce = var1;
 cltype = type_core__FlatString.color;
 idtype = type_core__FlatString.id;
 if(cltype >= var1->type->table_size) {
-var4 = 0;
+var8 = 0;
 } else {
-var4 = var1->type->type_table[cltype] == idtype;
+var8 = var1->type->type_table[cltype] == idtype;
 }
-if (unlikely(!var4)) {
+if (unlikely(!var8)) {
 var_class_name = var1 == NULL ? "null" : var1->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "FlatString", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 410);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 488);
 fatal_exit(1);
 }
 var = var1;
@@ -2939,8 +3771,8 @@ goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatString#to_upper for (self: FlatString): String */
-val* core___core__FlatString___core__abstract_text__String__to_upper(val* self) {
+/* method flat$FlatString$to_upper for (self: FlatString): String */
+val* core___core__FlatString___core__abstract_text__Text__to_upper(val* self) {
 val* var /* : String */;
 val* var1 /* : FlatBuffer */;
 long var2 /* : Int */;
@@ -2972,16 +3804,16 @@ const char* var_class_name24;
 long var25 /* : Int */;
 val* var26 /* : String */;
 var1 = NEW_core__FlatBuffer(&type_core__FlatBuffer);
-var2 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatString> */
+var2 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatString> */
 {
-{ /* Inline kernel#Int#+ (var2,1l) on <var2:Int> */
+{ /* Inline kernel$Int$+ (var2,1l) on <var2:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
 var5 = 1; /* easy <1l:Int> isa OTHER*/
 if (unlikely(!var5)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var6 = var2 + 1l;
@@ -2991,7 +3823,7 @@ RET_LABEL4:(void)0;
 }
 }
 {
-core___core__FlatBuffer___with_capacity(var1, var3); /* Direct call flat#FlatBuffer#with_capacity on <var1:FlatBuffer>*/
+core___core__FlatBuffer___with_capacity(var1, var3); /* Direct call flat$FlatBuffer$with_capacity on <var1:FlatBuffer>*/
 }
 var_outstr = var1;
 var7 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatString> */
@@ -2999,14 +3831,14 @@ var_mylen = var7;
 var_pos = 0l;
 for(;;) {
 {
-{ /* Inline kernel#Int#< (var_pos,var_mylen) on <var_pos:Int> */
+{ /* Inline kernel$Int$< (var_pos,var_mylen) on <var_pos:Int> */
 /* Covariant cast for argument 0 (i) <var_mylen:Int> isa OTHER */
 /* <var_mylen:Int> isa OTHER */
 var10 = 1; /* easy <var_mylen:Int> isa OTHER*/
 if (unlikely(!var10)) {
 var_class_name13 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name13);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
 var14 = var_pos < var_mylen;
@@ -3027,17 +3859,17 @@ var18 = (uint32_t)((long)(var16)>>2);
 var17 = core___core__Char___to_upper(var18);
 }
 {
-core___core__FlatBuffer___core__abstract_text__Buffer__add(var_outstr, var17); /* Direct call flat#FlatBuffer#add on <var_outstr:FlatBuffer>*/
+core___core__FlatBuffer___core__abstract_text__Buffer__add(var_outstr, var17); /* Direct call flat$FlatBuffer$add on <var_outstr:FlatBuffer>*/
 }
 {
-{ /* Inline kernel#Int#+ (var_pos,1l) on <var_pos:Int> */
+{ /* Inline kernel$Int$+ (var_pos,1l) on <var_pos:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
 var21 = 1; /* easy <1l:Int> isa OTHER*/
 if (unlikely(!var21)) {
 var_class_name24 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name24);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var25 = var_pos + 1l;
@@ -3060,8 +3892,8 @@ goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatString#to_lower for (self: FlatString): String */
-val* core___core__FlatString___core__abstract_text__String__to_lower(val* self) {
+/* method flat$FlatString$to_lower for (self: FlatString): String */
+val* core___core__FlatString___core__abstract_text__Text__to_lower(val* self) {
 val* var /* : String */;
 val* var1 /* : FlatBuffer */;
 long var2 /* : Int */;
@@ -3093,16 +3925,16 @@ const char* var_class_name24;
 long var25 /* : Int */;
 val* var26 /* : String */;
 var1 = NEW_core__FlatBuffer(&type_core__FlatBuffer);
-var2 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatString> */
+var2 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatString> */
 {
-{ /* Inline kernel#Int#+ (var2,1l) on <var2:Int> */
+{ /* Inline kernel$Int$+ (var2,1l) on <var2:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
 var5 = 1; /* easy <1l:Int> isa OTHER*/
 if (unlikely(!var5)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var6 = var2 + 1l;
@@ -3112,7 +3944,7 @@ RET_LABEL4:(void)0;
 }
 }
 {
-core___core__FlatBuffer___with_capacity(var1, var3); /* Direct call flat#FlatBuffer#with_capacity on <var1:FlatBuffer>*/
+core___core__FlatBuffer___with_capacity(var1, var3); /* Direct call flat$FlatBuffer$with_capacity on <var1:FlatBuffer>*/
 }
 var_outstr = var1;
 var7 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatString> */
@@ -3120,14 +3952,14 @@ var_mylen = var7;
 var_pos = 0l;
 for(;;) {
 {
-{ /* Inline kernel#Int#< (var_pos,var_mylen) on <var_pos:Int> */
+{ /* Inline kernel$Int$< (var_pos,var_mylen) on <var_pos:Int> */
 /* Covariant cast for argument 0 (i) <var_mylen:Int> isa OTHER */
 /* <var_mylen:Int> isa OTHER */
 var10 = 1; /* easy <var_mylen:Int> isa OTHER*/
 if (unlikely(!var10)) {
 var_class_name13 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name13);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
 var14 = var_pos < var_mylen;
@@ -3148,17 +3980,17 @@ var18 = (uint32_t)((long)(var16)>>2);
 var17 = core___core__Char___to_lower(var18);
 }
 {
-core___core__FlatBuffer___core__abstract_text__Buffer__add(var_outstr, var17); /* Direct call flat#FlatBuffer#add on <var_outstr:FlatBuffer>*/
+core___core__FlatBuffer___core__abstract_text__Buffer__add(var_outstr, var17); /* Direct call flat$FlatBuffer$add on <var_outstr:FlatBuffer>*/
 }
 {
-{ /* Inline kernel#Int#+ (var_pos,1l) on <var_pos:Int> */
+{ /* Inline kernel$Int$+ (var_pos,1l) on <var_pos:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
 var21 = 1; /* easy <1l:Int> isa OTHER*/
 if (unlikely(!var21)) {
 var_class_name24 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name24);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var25 = var_pos + 1l;
@@ -3181,331 +4013,367 @@ goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatString#with_infos for (self: FlatString, NativeString, Int, Int) */
-void core___core__FlatString___with_infos(val* self, char* p0, long p1, long p2) {
-char* var_items /* var items: NativeString */;
-long var_bytelen /* var bytelen: Int */;
+/* method flat$FlatString$with_infos for (self: FlatString, CString, Int, Int): FlatString */
+val* core___core__FlatString___with_infos(val* self, char* p0, long p1, long p2) {
+val* var /* : FlatString */;
+char* var_items /* var items: CString */;
+long var_byte_length /* var byte_length: Int */;
 long var_from /* var from: Int */;
-char* var /* : NativeString */;
-long var2 /* : Int */;
-long var3 /* : Int */;
-long var_from5 /* var from: Int */;
-long var_bytelen6 /* var bytelen: Int */;
+long var1 /* : Int */;
+long var_from3 /* var from: Int */;
+long var_byte_length4 /* var byte_length: Int */;
 long var_st /* var st: Int */;
 long var_ln /* var ln: Int */;
+short int var5 /* : Bool */;
 short int var7 /* : Bool */;
-short int var9 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-short int var10 /* : Bool */;
+short int var8 /* : Bool */;
+short int var9 /* : Bool */;
 short int var11 /* : Bool */;
-short int var13 /* : Bool */;
-int cltype14;
-int idtype15;
-const char* var_class_name16;
-short int var17 /* : Bool */;
-long var18 /* : Int */;
-long var20 /* : Int */;
-long var_i /* var i: Int */;
-long var21 /* : Int */;
-long var23 /* : Int */;
+int cltype12;
+int idtype13;
+const char* var_class_name14;
+short int var15 /* : Bool */;
+uint32_t var16 /* : UInt32 */;
+uint32_t var18 /* : UInt32 */;
+uint32_t var_i /* var i: UInt32 */;
+uint32_t var19 /* : UInt32 */;
+uint32_t var21 /* : UInt32 */;
+short int var22 /* : Bool */;
 short int var24 /* : Bool */;
-short int var26 /* : Bool */;
-short int var27 /* : Bool */;
-long var28 /* : Int */;
-short int var30 /* : Bool */;
-int cltype31;
-int idtype32;
-const char* var_class_name33;
-long var34 /* : Int */;
-long var35 /* : Int */;
-short int var37 /* : Bool */;
-int cltype38;
-int idtype39;
-const char* var_class_name40;
-long var41 /* : Int */;
-long var42 /* : Int */;
-short int var44 /* : Bool */;
-int cltype45;
-int idtype46;
-const char* var_class_name47;
-long var48 /* : Int */;
+short int var25 /* : Bool */;
+long var26 /* : Int */;
+short int var28 /* : Bool */;
+int cltype29;
+int idtype30;
+const char* var_class_name31;
+long var32 /* : Int */;
+long var33 /* : Int */;
+short int var35 /* : Bool */;
+int cltype36;
+int idtype37;
+const char* var_class_name38;
+long var39 /* : Int */;
+long var40 /* : Int */;
+short int var42 /* : Bool */;
+int cltype43;
+int idtype44;
+const char* var_class_name45;
+long var46 /* : Int */;
+short int var47 /* : Bool */;
 short int var49 /* : Bool */;
-short int var51 /* : Bool */;
-long var53 /* : Int */;
+long var51 /* : Int */;
 long var_cln /* var cln: Int */;
-long var54 /* : Int */;
-short int var56 /* : Bool */;
-int cltype57;
-int idtype58;
-const char* var_class_name59;
-long var60 /* : Int */;
-long var61 /* : Int */;
-short int var63 /* : Bool */;
-int cltype64;
-int idtype65;
-const char* var_class_name66;
-long var67 /* : Int */;
-long var68 /* : Int */;
-short int var70 /* : Bool */;
-int cltype71;
-int idtype72;
-const char* var_class_name73;
-long var74 /* : Int */;
-{
-{ /* Inline kernel#Object#init (self) on <self:FlatString> */
-RET_LABEL1:(void)0;
-}
-}
+long var52 /* : Int */;
+short int var54 /* : Bool */;
+int cltype55;
+int idtype56;
+const char* var_class_name57;
+long var58 /* : Int */;
+long var59 /* : Int */;
+short int var61 /* : Bool */;
+int cltype62;
+int idtype63;
+const char* var_class_name64;
+long var65 /* : Int */;
+long var66 /* : Int */;
+short int var68 /* : Bool */;
+int cltype69;
+int idtype70;
+const char* var_class_name71;
+long var72 /* : Int */;
+long var_len /* var len: Int */;
+short int var73 /* : Bool */;
+short int var75 /* : Bool */;
+val* var76 /* : ASCIIFlatString */;
+val* var77 /* : UnicodeFlatString */;
 var_items = p0;
-var_bytelen = p1;
+var_byte_length = p1;
 var_from = p2;
-self->attrs[COLOR_core__abstract_text__FlatText___items].str = var_items; /* _items on <self:FlatString> */
-self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l = var_bytelen; /* _bytelen on <self:FlatString> */
-self->attrs[COLOR_core__flat__FlatString___first_byte].l = var_from; /* _first_byte on <self:FlatString> */
-self->attrs[COLOR_core__flat__FlatText___bytepos].l = var_from; /* _bytepos on <self:FlatString> */
-var = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatString> */
-var2 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:FlatString> */
-{
-{ /* Inline native#NativeString#utf8_length (var,var2,var_bytelen) on <var:NativeString> */
-var_from5 = var2;
-var_bytelen6 = var_bytelen;
-var_st = var_from5;
+{
+{ /* Inline native$CString$utf8_length (var_items,var_from,var_byte_length) on <var_items:CString> */
+var_from3 = var_from;
+var_byte_length4 = var_byte_length;
+var_st = var_from3;
 var_ln = 0l;
 for(;;) {
 {
-{ /* Inline kernel#Int#> (var_bytelen6,0l) on <var_bytelen6:Int> */
+{ /* Inline kernel$Int$> (var_byte_length4,0l) on <var_byte_length4:Int> */
 /* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
 /* <0l:Int> isa OTHER */
-var9 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var9)) {
+var7 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var7)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 730);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
 fatal_exit(1);
 }
-var10 = var_bytelen6 > 0l;
-var7 = var10;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
+var8 = var_byte_length4 > 0l;
+var5 = var8;
+goto RET_LABEL6;
+RET_LABEL6:(void)0;
 }
 }
-if (var7){
+if (var5){
 for(;;) {
 {
-{ /* Inline kernel#Int#>= (var_bytelen6,4l) on <var_bytelen6:Int> */
+{ /* Inline kernel$Int$>= (var_byte_length4,4l) on <var_byte_length4:Int> */
 /* Covariant cast for argument 0 (i) <4l:Int> isa OTHER */
 /* <4l:Int> isa OTHER */
-var13 = 1; /* easy <4l:Int> isa OTHER*/
-if (unlikely(!var13)) {
-var_class_name16 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 729);
+var11 = 1; /* easy <4l:Int> isa OTHER*/
+if (unlikely(!var11)) {
+var_class_name14 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name14);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 726);
 fatal_exit(1);
 }
-var17 = var_bytelen6 >= 4l;
-var11 = var17;
-goto RET_LABEL12;
-RET_LABEL12:(void)0;
+var15 = var_byte_length4 >= 4l;
+var9 = var15;
+goto RET_LABEL10;
+RET_LABEL10:(void)0;
 }
 }
-if (var11){
+if (var9){
 {
-{ /* Inline native#NativeString#fetch_4_chars (var,var_st) on <var:NativeString> */
-var20 = (long)*((uint32_t*)(var + var_st));
-var18 = var20;
-goto RET_LABEL19;
-RET_LABEL19:(void)0;
+{ /* Inline native$CString$fetch_4_chars (var_items,var_st) on <var_items:CString> */
+var18 = *((uint32_t*)(var_items + var_st));
+var16 = var18;
+goto RET_LABEL17;
+RET_LABEL17:(void)0;
 }
 }
-var_i = var18;
+var_i = var16;
 {
-{ /* Inline math#Int#& (var_i,2155905152l) on <var_i:Int> */
-var23 = var_i & 2155905152l;
-var21 = var23;
-goto RET_LABEL22;
-RET_LABEL22:(void)0;
+{ /* Inline fixed_ints$UInt32$& (var_i,UINT32_C(2155905152)) on <var_i:UInt32> */
+var21 = var_i & UINT32_C(2155905152);
+var19 = var21;
+goto RET_LABEL20;
+RET_LABEL20:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#!= (var21,0l) on <var21:Int> */
-var26 = var21 == 0l;
-var27 = !var26;
-var24 = var27;
-goto RET_LABEL25;
-RET_LABEL25:(void)0;
+{ /* Inline fixed_ints$UInt32$!= (var19,UINT32_C(0)) on <var19:UInt32> */
+var24 = var19 == UINT32_C(0);
+var25 = !var24;
+var22 = var25;
+goto RET_LABEL23;
+RET_LABEL23:(void)0;
 }
 }
-if (var24){
+if (var22){
 goto BREAK_label;
 } else {
 }
 {
-{ /* Inline kernel#Int#- (var_bytelen6,4l) on <var_bytelen6:Int> */
+{ /* Inline kernel$Int$- (var_byte_length4,4l) on <var_byte_length4:Int> */
 /* Covariant cast for argument 0 (i) <4l:Int> isa OTHER */
 /* <4l:Int> isa OTHER */
-var30 = 1; /* easy <4l:Int> isa OTHER*/
-if (unlikely(!var30)) {
-var_class_name33 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name33);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+var28 = 1; /* easy <4l:Int> isa OTHER*/
+if (unlikely(!var28)) {
+var_class_name31 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name31);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var34 = var_bytelen6 - 4l;
-var28 = var34;
-goto RET_LABEL29;
-RET_LABEL29:(void)0;
+var32 = var_byte_length4 - 4l;
+var26 = var32;
+goto RET_LABEL27;
+RET_LABEL27:(void)0;
 }
 }
-var_bytelen6 = var28;
+var_byte_length4 = var26;
 {
-{ /* Inline kernel#Int#+ (var_st,4l) on <var_st:Int> */
+{ /* Inline kernel$Int$+ (var_st,4l) on <var_st:Int> */
 /* Covariant cast for argument 0 (i) <4l:Int> isa OTHER */
 /* <4l:Int> isa OTHER */
-var37 = 1; /* easy <4l:Int> isa OTHER*/
-if (unlikely(!var37)) {
-var_class_name40 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name40);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var35 = 1; /* easy <4l:Int> isa OTHER*/
+if (unlikely(!var35)) {
+var_class_name38 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name38);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var41 = var_st + 4l;
-var35 = var41;
-goto RET_LABEL36;
-RET_LABEL36:(void)0;
+var39 = var_st + 4l;
+var33 = var39;
+goto RET_LABEL34;
+RET_LABEL34:(void)0;
 }
 }
-var_st = var35;
+var_st = var33;
 {
-{ /* Inline kernel#Int#+ (var_ln,4l) on <var_ln:Int> */
+{ /* Inline kernel$Int$+ (var_ln,4l) on <var_ln:Int> */
 /* Covariant cast for argument 0 (i) <4l:Int> isa OTHER */
 /* <4l:Int> isa OTHER */
-var44 = 1; /* easy <4l:Int> isa OTHER*/
-if (unlikely(!var44)) {
-var_class_name47 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name47);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var42 = 1; /* easy <4l:Int> isa OTHER*/
+if (unlikely(!var42)) {
+var_class_name45 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name45);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var48 = var_ln + 4l;
-var42 = var48;
-goto RET_LABEL43;
-RET_LABEL43:(void)0;
+var46 = var_ln + 4l;
+var40 = var46;
+goto RET_LABEL41;
+RET_LABEL41:(void)0;
 }
 }
-var_ln = var42;
+var_ln = var40;
 } else {
 goto BREAK_label;
 }
 }
 BREAK_label: (void)0;
 {
-{ /* Inline kernel#Int#== (var_bytelen6,0l) on <var_bytelen6:Int> */
-var51 = var_bytelen6 == 0l;
-var49 = var51;
-goto RET_LABEL50;
-RET_LABEL50:(void)0;
+{ /* Inline kernel$Int$== (var_byte_length4,0l) on <var_byte_length4:Int> */
+var49 = var_byte_length4 == 0l;
+var47 = var49;
+goto RET_LABEL48;
+RET_LABEL48:(void)0;
 }
 }
-if (var49){
-goto BREAK_label52;
+if (var47){
+goto BREAK_label50;
 } else {
 }
 {
-var53 = core___core__NativeString___length_of_char_at(var, var_st);
+var51 = core___core__CString___length_of_char_at(var_items, var_st);
 }
-var_cln = var53;
+var_cln = var51;
 {
-{ /* Inline kernel#Int#+ (var_st,var_cln) on <var_st:Int> */
+{ /* Inline kernel$Int$+ (var_st,var_cln) on <var_st:Int> */
 /* Covariant cast for argument 0 (i) <var_cln:Int> isa OTHER */
 /* <var_cln:Int> isa OTHER */
-var56 = 1; /* easy <var_cln:Int> isa OTHER*/
-if (unlikely(!var56)) {
-var_class_name59 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name59);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var54 = 1; /* easy <var_cln:Int> isa OTHER*/
+if (unlikely(!var54)) {
+var_class_name57 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name57);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var60 = var_st + var_cln;
-var54 = var60;
-goto RET_LABEL55;
-RET_LABEL55:(void)0;
+var58 = var_st + var_cln;
+var52 = var58;
+goto RET_LABEL53;
+RET_LABEL53:(void)0;
 }
 }
-var_st = var54;
+var_st = var52;
 {
-{ /* Inline kernel#Int#+ (var_ln,1l) on <var_ln:Int> */
+{ /* Inline kernel$Int$+ (var_ln,1l) on <var_ln:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var63 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var63)) {
-var_class_name66 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name66);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var61 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var61)) {
+var_class_name64 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name64);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var67 = var_ln + 1l;
-var61 = var67;
-goto RET_LABEL62;
-RET_LABEL62:(void)0;
+var65 = var_ln + 1l;
+var59 = var65;
+goto RET_LABEL60;
+RET_LABEL60:(void)0;
 }
 }
-var_ln = var61;
+var_ln = var59;
 {
-{ /* Inline kernel#Int#- (var_bytelen6,var_cln) on <var_bytelen6:Int> */
+{ /* Inline kernel$Int$- (var_byte_length4,var_cln) on <var_byte_length4:Int> */
 /* Covariant cast for argument 0 (i) <var_cln:Int> isa OTHER */
 /* <var_cln:Int> isa OTHER */
-var70 = 1; /* easy <var_cln:Int> isa OTHER*/
-if (unlikely(!var70)) {
-var_class_name73 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name73);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+var68 = 1; /* easy <var_cln:Int> isa OTHER*/
+if (unlikely(!var68)) {
+var_class_name71 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name71);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var74 = var_bytelen6 - var_cln;
-var68 = var74;
-goto RET_LABEL69;
-RET_LABEL69:(void)0;
+var72 = var_byte_length4 - var_cln;
+var66 = var72;
+goto RET_LABEL67;
+RET_LABEL67:(void)0;
 }
 }
-var_bytelen6 = var68;
+var_byte_length4 = var66;
 } else {
-goto BREAK_label52;
+goto BREAK_label50;
 }
 }
-BREAK_label52: (void)0;
-var3 = var_ln;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
+BREAK_label50: (void)0;
+var1 = var_ln;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
 }
 }
-self->attrs[COLOR_core__abstract_text__FlatText___length].l = var3; /* _length on <self:FlatString> */
-RET_LABEL:;
+var_len = var1;
+{
+{ /* Inline kernel$Int$== (var_byte_length,var_len) on <var_byte_length:Int> */
+var75 = var_byte_length == var_len;
+var73 = var75;
+goto RET_LABEL74;
+RET_LABEL74:(void)0;
 }
-/* method flat#FlatString#full for (self: FlatString, NativeString, Int, Int, Int) */
-void core___core__FlatString___full(val* self, char* p0, long p1, long p2, long p3) {
-char* var_items /* var items: NativeString */;
-long var_bytelen /* var bytelen: Int */;
-long var_from /* var from: Int */;
-long var_length /* var length: Int */;
+}
+if (var73){
+var76 = NEW_core__flat__ASCIIFlatString(&type_core__flat__ASCIIFlatString);
 {
-{ /* Inline kernel#Object#init (self) on <self:FlatString> */
-RET_LABEL1:(void)0;
+core__flat___core__flat__ASCIIFlatString___full_data(var76, var_items, var_byte_length, var_from, var_len); /* Direct call flat$ASCIIFlatString$full_data on <var76:ASCIIFlatString>*/
+}
+var = var76;
+goto RET_LABEL;
+} else {
+}
+var77 = NEW_core__flat__UnicodeFlatString(&type_core__flat__UnicodeFlatString);
+{
+core__flat___core__flat__UnicodeFlatString___full_data(var77, var_items, var_byte_length, var_from, var_len); /* Direct call flat$UnicodeFlatString$full_data on <var77:UnicodeFlatString>*/
 }
+var = var77;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
 }
+/* method flat$FlatString$full for (self: FlatString, CString, Int, Int, Int): FlatString */
+val* core___core__FlatString___full(val* self, char* p0, long p1, long p2, long p3) {
+val* var /* : FlatString */;
+char* var_items /* var items: CString */;
+long var_byte_length /* var byte_length: Int */;
+long var_from /* var from: Int */;
+long var_length /* var length: Int */;
+short int var1 /* : Bool */;
+short int var3 /* : Bool */;
+val* var4 /* : ASCIIFlatString */;
+val* var5 /* : UnicodeFlatString */;
 var_items = p0;
-var_bytelen = p1;
+var_byte_length = p1;
 var_from = p2;
 var_length = p3;
-self->attrs[COLOR_core__abstract_text__FlatText___items].str = var_items; /* _items on <self:FlatString> */
-self->attrs[COLOR_core__abstract_text__FlatText___length].l = var_length; /* _length on <self:FlatString> */
-self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l = var_bytelen; /* _bytelen on <self:FlatString> */
-self->attrs[COLOR_core__flat__FlatString___first_byte].l = var_from; /* _first_byte on <self:FlatString> */
-self->attrs[COLOR_core__flat__FlatText___bytepos].l = var_from; /* _bytepos on <self:FlatString> */
+{
+{ /* Inline kernel$Int$== (var_byte_length,var_length) on <var_byte_length:Int> */
+var3 = var_byte_length == var_length;
+var1 = var3;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
+}
+}
+if (var1){
+var4 = NEW_core__flat__ASCIIFlatString(&type_core__flat__ASCIIFlatString);
+{
+core__flat___core__flat__ASCIIFlatString___full_data(var4, var_items, var_byte_length, var_from, var_length); /* Direct call flat$ASCIIFlatString$full_data on <var4:ASCIIFlatString>*/
+}
+var = var4;
+goto RET_LABEL;
+} else {
+}
+var5 = NEW_core__flat__UnicodeFlatString(&type_core__flat__UnicodeFlatString);
+{
+core__flat___core__flat__UnicodeFlatString___full_data(var5, var_items, var_byte_length, var_from, var_length); /* Direct call flat$UnicodeFlatString$full_data on <var5:UnicodeFlatString>*/
+}
+var = var5;
+goto RET_LABEL;
 RET_LABEL:;
+return var;
 }
-/* method flat#FlatString#== for (self: FlatString, nullable Object): Bool */
+/* method flat$FlatString$== for (self: FlatString, nullable Object): Bool */
 short int core___core__FlatString___core__kernel__Object___61d_61d(val* self, val* p0) {
 short int var /* : Bool */;
 val* var_other /* var other: nullable Object */;
@@ -3537,10 +4405,10 @@ int idtype25;
 const char* var_class_name;
 long var26 /* : Int */;
 long var_last_iteration /* var last_iteration: Int */;
-char* var27 /* : NativeString */;
-char* var_its_items /* var its_items: NativeString */;
-char* var28 /* : NativeString */;
-char* var_my_items /* var my_items: NativeString */;
+char* var27 /* : CString */;
+char* var_its_items /* var its_items: CString */;
+char* var28 /* : CString */;
+char* var_my_items /* var my_items: CString */;
 short int var29 /* : Bool */;
 short int var31 /* : Bool */;
 int cltype32;
@@ -3589,7 +4457,7 @@ goto RET_LABEL;
 } else {
 }
 {
-{ /* Inline kernel#Object#object_id (self) on <self:FlatString> */
+{ /* Inline kernel$Object$object_id (self) on <self:FlatString> */
 var6 = (long)self;
 var4 = var6;
 goto RET_LABEL5;
@@ -3597,7 +4465,7 @@ RET_LABEL5:(void)0;
 }
 }
 {
-{ /* Inline kernel#Object#object_id (var_other) on <var_other:nullable Object(FlatText)> */
+{ /* Inline kernel$Object$object_id (var_other) on <var_other:nullable Object(FlatText)> */
 var9 = (long)var_other;
 var7 = var9;
 goto RET_LABEL8;
@@ -3605,7 +4473,7 @@ RET_LABEL8:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#== (var4,var7) on <var4:Int> */
+{ /* Inline kernel$Int$== (var4,var7) on <var4:Int> */
 var12 = var4 == var7;
 var10 = var12;
 goto RET_LABEL11;
@@ -3617,11 +4485,11 @@ var = 1;
 goto RET_LABEL;
 } else {
 }
-var13 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatString> */
+var13 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatString> */
 var_my_length = var13;
-var14 = var_other->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <var_other:nullable Object(FlatText)> */
+var14 = var_other->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <var_other:nullable Object(FlatText)> */
 {
-{ /* Inline kernel#Int#!= (var14,var_my_length) on <var14:Int> */
+{ /* Inline kernel$Int$!= (var14,var_my_length) on <var14:Int> */
 var17 = var14 == var_my_length;
 var18 = !var17;
 var15 = var18;
@@ -3641,14 +4509,14 @@ var20 = ((long(*)(val* self))(var_other->class->vft[COLOR_core__flat__FlatText__
 }
 var_its_index = var20;
 {
-{ /* Inline kernel#Int#+ (var_my_index,var_my_length) on <var_my_index:Int> */
+{ /* Inline kernel$Int$+ (var_my_index,var_my_length) on <var_my_index:Int> */
 /* Covariant cast for argument 0 (i) <var_my_length:Int> isa OTHER */
 /* <var_my_length:Int> isa OTHER */
 var23 = 1; /* easy <var_my_length:Int> isa OTHER*/
 if (unlikely(!var23)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var26 = var_my_index + var_my_length;
@@ -3664,14 +4532,14 @@ var28 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items
 var_my_items = var28;
 for(;;) {
 {
-{ /* Inline kernel#Int#< (var_my_index,var_last_iteration) on <var_my_index:Int> */
+{ /* Inline kernel$Int$< (var_my_index,var_last_iteration) on <var_my_index:Int> */
 /* Covariant cast for argument 0 (i) <var_last_iteration:Int> isa OTHER */
 /* <var_last_iteration:Int> isa OTHER */
 var31 = 1; /* easy <var_last_iteration:Int> isa OTHER*/
 if (unlikely(!var31)) {
 var_class_name34 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name34);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
 var35 = var_my_index < var_last_iteration;
@@ -3682,7 +4550,7 @@ RET_LABEL30:(void)0;
 }
 if (var29){
 {
-{ /* Inline native#NativeString#[] (var_my_items,var_my_index) on <var_my_items:NativeString> */
+{ /* Inline native$CString$[] (var_my_items,var_my_index) on <var_my_items:CString> */
 var38 = (unsigned char)((int)var_my_items[var_my_index]);
 var36 = var38;
 goto RET_LABEL37;
@@ -3690,7 +4558,7 @@ RET_LABEL37:(void)0;
 }
 }
 {
-{ /* Inline native#NativeString#[] (var_its_items,var_its_index) on <var_its_items:NativeString> */
+{ /* Inline native$CString$[] (var_its_items,var_its_index) on <var_its_items:CString> */
 var41 = (unsigned char)((int)var_its_items[var_its_index]);
 var39 = var41;
 goto RET_LABEL40;
@@ -3698,7 +4566,7 @@ RET_LABEL40:(void)0;
 }
 }
 {
-{ /* Inline kernel#Byte#!= (var36,var39) on <var36:Byte> */
+{ /* Inline kernel$Byte$!= (var36,var39) on <var36:Byte> */
 var44 = var36 == var39;
 var45 = !var44;
 var42 = var45;
@@ -3712,14 +4580,14 @@ goto RET_LABEL;
 } else {
 }
 {
-{ /* Inline kernel#Int#+ (var_my_index,1l) on <var_my_index:Int> */
+{ /* Inline kernel$Int$+ (var_my_index,1l) on <var_my_index:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
 var48 = 1; /* easy <1l:Int> isa OTHER*/
 if (unlikely(!var48)) {
 var_class_name51 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name51);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var52 = var_my_index + 1l;
@@ -3730,14 +4598,14 @@ RET_LABEL47:(void)0;
 }
 var_my_index = var46;
 {
-{ /* Inline kernel#Int#+ (var_its_index,1l) on <var_its_index:Int> */
+{ /* Inline kernel$Int$+ (var_its_index,1l) on <var_its_index:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
 var55 = 1; /* easy <1l:Int> isa OTHER*/
 if (unlikely(!var55)) {
 var_class_name58 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name58);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
 var59 = var_its_index + 1l;
@@ -3757,7 +4625,7 @@ goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatString#< for (self: FlatString, Text): Bool */
+/* method flat$FlatString$< for (self: FlatString, Text): Bool */
 short int core___core__FlatString___core__kernel__Comparable___60d(val* self, val* p0) {
 short int var /* : Bool */;
 short int var1 /* : Bool */;
@@ -3777,10 +4645,10 @@ long var10 /* : Int */;
 long var12 /* : Int */;
 short int var13 /* : Bool */;
 short int var15 /* : Bool */;
-char* var16 /* : NativeString */;
-char* var_myits /* var myits: NativeString */;
-char* var17 /* : NativeString */;
-char* var_itsits /* var itsits: NativeString */;
+char* var16 /* : CString */;
+char* var_myits /* var myits: CString */;
+char* var17 /* : CString */;
+char* var_itsits /* var itsits: CString */;
 long var18 /* : Int */;
 long var_mbt /* var mbt: Int */;
 long var19 /* : Int */;
@@ -3856,7 +4724,7 @@ var1 = p0->type->type_table[cltype] == idtype;
 if (unlikely(!var1)) {
 var_class_name = p0 == NULL ? "null" : p0->type->name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 504);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 577);
 fatal_exit(1);
 }
 var_other = p0;
@@ -3878,7 +4746,7 @@ goto RET_LABEL;
 } else {
 }
 {
-{ /* Inline kernel#Object#object_id (self) on <self:FlatString> */
+{ /* Inline kernel$Object$object_id (self) on <self:FlatString> */
 var9 = (long)self;
 var7 = var9;
 goto RET_LABEL8;
@@ -3886,7 +4754,7 @@ RET_LABEL8:(void)0;
 }
 }
 {
-{ /* Inline kernel#Object#object_id (var_other) on <var_other:Text(FlatText)> */
+{ /* Inline kernel$Object$object_id (var_other) on <var_other:Text(FlatText)> */
 var12 = (long)var_other;
 var10 = var12;
 goto RET_LABEL11;
@@ -3894,7 +4762,7 @@ RET_LABEL11:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#== (var7,var10) on <var7:Int> */
+{ /* Inline kernel$Int$== (var7,var10) on <var7:Int> */
 var15 = var7 == var10;
 var13 = var15;
 goto RET_LABEL14;
@@ -3910,1849 +4778,695 @@ var16 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items
 var_myits = var16;
 var17 = var_other->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <var_other:Text(FlatText)> */
 var_itsits = var17;
-var18 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatString> */
+var18 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatString> */
 var_mbt = var18;
 {
-{ /* Inline abstract_text#FlatText#bytelen (var_other) on <var_other:Text(FlatText)> */
-var21 = var_other->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <var_other:Text(FlatText)> */
+{ /* Inline abstract_text$FlatText$byte_length (var_other) on <var_other:Text(FlatText)> */
+var21 = var_other->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <var_other:Text(FlatText)> */
 var19 = var21;
 RET_LABEL20:(void)0;
 }
 }
-var_obt = var19;
-{
-{ /* Inline kernel#Int#< (var_mbt,var_obt) on <var_mbt:Int> */
-/* Covariant cast for argument 0 (i) <var_obt:Int> isa OTHER */
-/* <var_obt:Int> isa OTHER */
-var25 = 1; /* easy <var_obt:Int> isa OTHER*/
-if (unlikely(!var25)) {
-var_class_name28 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name28);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
-fatal_exit(1);
-}
-var29 = var_mbt < var_obt;
-var23 = var29;
-goto RET_LABEL24;
-RET_LABEL24:(void)0;
-}
-}
-if (var23){
-var22 = var_mbt;
-} else {
-var22 = var_obt;
-}
-var_minln = var22;
-var30 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:FlatString> */
-var_mst = var30;
-{
-var31 = ((long(*)(val* self))(var_other->class->vft[COLOR_core__flat__FlatText__first_byte]))(var_other); /* first_byte on <var_other:Text(FlatText)>*/
-}
-var_ost = var31;
-var_i = 0l;
-var_ = var_minln;
-for(;;) {
-{
-{ /* Inline kernel#Int#< (var_i,var_) on <var_i:Int> */
-/* Covariant cast for argument 0 (i) <var_:Int> isa OTHER */
-/* <var_:Int> isa OTHER */
-var34 = 1; /* easy <var_:Int> isa OTHER*/
-if (unlikely(!var34)) {
-var_class_name37 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name37);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
-fatal_exit(1);
-}
-var38 = var_i < var_;
-var32 = var38;
-goto RET_LABEL33;
-RET_LABEL33:(void)0;
-}
-}
-if (var32){
-} else {
-goto BREAK_label;
-}
-{
-{ /* Inline native#NativeString#[] (var_myits,var_mst) on <var_myits:NativeString> */
-var41 = (unsigned char)((int)var_myits[var_mst]);
-var39 = var41;
-goto RET_LABEL40;
-RET_LABEL40:(void)0;
-}
-}
-var_my_curr_char = var39;
-{
-{ /* Inline native#NativeString#[] (var_itsits,var_ost) on <var_itsits:NativeString> */
-var44 = (unsigned char)((int)var_itsits[var_ost]);
-var42 = var44;
-goto RET_LABEL43;
-RET_LABEL43:(void)0;
-}
-}
-var_its_curr_char = var42;
-{
-{ /* Inline kernel#Byte#> (var_my_curr_char,var_its_curr_char) on <var_my_curr_char:Byte> */
-/* Covariant cast for argument 0 (i) <var_its_curr_char:Byte> isa OTHER */
-/* <var_its_curr_char:Byte> isa OTHER */
-var47 = 1; /* easy <var_its_curr_char:Byte> isa OTHER*/
-if (unlikely(!var47)) {
-var_class_name50 = type_core__Byte.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name50);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 621);
-fatal_exit(1);
-}
-var51 = var_my_curr_char > var_its_curr_char;
-var45 = var51;
-goto RET_LABEL46;
-RET_LABEL46:(void)0;
-}
-}
-if (var45){
-var = 0;
-goto RET_LABEL;
-} else {
-}
-{
-{ /* Inline kernel#Byte#< (var_my_curr_char,var_its_curr_char) on <var_my_curr_char:Byte> */
-/* Covariant cast for argument 0 (i) <var_its_curr_char:Byte> isa OTHER */
-/* <var_its_curr_char:Byte> isa OTHER */
-var54 = 1; /* easy <var_its_curr_char:Byte> isa OTHER*/
-if (unlikely(!var54)) {
-var_class_name57 = type_core__Byte.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name57);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 619);
-fatal_exit(1);
-}
-var58 = var_my_curr_char < var_its_curr_char;
-var52 = var58;
-goto RET_LABEL53;
-RET_LABEL53:(void)0;
-}
-}
-if (var52){
-var = 1;
-goto RET_LABEL;
-} else {
-}
-{
-{ /* Inline kernel#Int#+ (var_mst,1l) on <var_mst:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var61 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var61)) {
-var_class_name64 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name64);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
-fatal_exit(1);
-}
-var65 = var_mst + 1l;
-var59 = var65;
-goto RET_LABEL60;
-RET_LABEL60:(void)0;
-}
-}
-var_mst = var59;
-{
-{ /* Inline kernel#Int#+ (var_ost,1l) on <var_ost:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var68 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var68)) {
-var_class_name71 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name71);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
-fatal_exit(1);
-}
-var72 = var_ost + 1l;
-var66 = var72;
-goto RET_LABEL67;
-RET_LABEL67:(void)0;
-}
-}
-var_ost = var66;
-{
-var73 = core___core__Int___Discrete__successor(var_i, 1l);
-}
-var_i = var73;
-}
-BREAK_label: (void)0;
-{
-{ /* Inline kernel#Int#< (var_mbt,var_obt) on <var_mbt:Int> */
-/* Covariant cast for argument 0 (i) <var_obt:Int> isa OTHER */
-/* <var_obt:Int> isa OTHER */
-var76 = 1; /* easy <var_obt:Int> isa OTHER*/
-if (unlikely(!var76)) {
-var_class_name79 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name79);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
-fatal_exit(1);
-}
-var80 = var_mbt < var_obt;
-var74 = var80;
-goto RET_LABEL75;
-RET_LABEL75:(void)0;
-}
-}
-var = var74;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatString#* for (self: FlatString, Int): String */
-val* core___core__FlatString___core__abstract_text__String___42d(val* self, long p0) {
-val* var /* : String */;
-long var_i /* var i: Int */;
-long var1 /* : Int */;
-long var_mybtlen /* var mybtlen: Int */;
-long var2 /* : Int */;
-short int var4 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-long var5 /* : Int */;
-long var_new_bytelen /* var new_bytelen: Int */;
-long var6 /* : Int */;
-long var_mylen /* var mylen: Int */;
-long var7 /* : Int */;
-short int var9 /* : Bool */;
-int cltype10;
-int idtype11;
-const char* var_class_name12;
-long var13 /* : Int */;
-long var_newlen /* var newlen: Int */;
-char* var14 /* : NativeString */;
-char* var_its /* var its: NativeString */;
-long var15 /* : Int */;
-long var_fb /* var fb: Int */;
-char* var16 /* : NativeString */;
-long var17 /* : Int */;
-short int var19 /* : Bool */;
-int cltype20;
-int idtype21;
-const char* var_class_name22;
-long var23 /* : Int */;
-char* var24 /* : NativeString */;
-char* var26 /* : NativeString */;
-char* var_ns /* var ns: NativeString */;
-long var_offset /* var offset: Int */;
-short int var28 /* : Bool */;
-short int var30 /* : Bool */;
-int cltype31;
-int idtype32;
-const char* var_class_name33;
-short int var34 /* : Bool */;
-long var36 /* : Int */;
-short int var38 /* : Bool */;
-int cltype39;
-int idtype40;
-const char* var_class_name41;
-long var42 /* : Int */;
-long var43 /* : Int */;
-short int var45 /* : Bool */;
-int cltype46;
-int idtype47;
-const char* var_class_name48;
-long var49 /* : Int */;
-val* var50 /* : FlatString */;
-var_i = p0;
-var1 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatString> */
-var_mybtlen = var1;
-{
-{ /* Inline kernel#Int#* (var_mybtlen,var_i) on <var_mybtlen:Int> */
-/* Covariant cast for argument 0 (i) <var_i:Int> isa OTHER */
-/* <var_i:Int> isa OTHER */
-var4 = 1; /* easy <var_i:Int> isa OTHER*/
-if (unlikely(!var4)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 735);
-fatal_exit(1);
-}
-var5 = var_mybtlen * var_i;
-var2 = var5;
-goto RET_LABEL3;
-RET_LABEL3:(void)0;
-}
-}
-var_new_bytelen = var2;
-var6 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatString> */
-var_mylen = var6;
-{
-{ /* Inline kernel#Int#* (var_mylen,var_i) on <var_mylen:Int> */
-/* Covariant cast for argument 0 (i) <var_i:Int> isa OTHER */
-/* <var_i:Int> isa OTHER */
-var9 = 1; /* easy <var_i:Int> isa OTHER*/
-if (unlikely(!var9)) {
-var_class_name12 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name12);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 735);
-fatal_exit(1);
-}
-var13 = var_mylen * var_i;
-var7 = var13;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
-}
-}
-var_newlen = var7;
-var14 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatString> */
-var_its = var14;
-var15 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:FlatString> */
-var_fb = var15;
-var16 = NULL/*special!*/;
-{
-{ /* Inline kernel#Int#+ (var_new_bytelen,1l) on <var_new_bytelen:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var19 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var19)) {
-var_class_name22 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name22);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
-fatal_exit(1);
-}
-var23 = var_new_bytelen + 1l;
-var17 = var23;
-goto RET_LABEL18;
-RET_LABEL18:(void)0;
-}
-}
-{
-{ /* Inline native#NativeString#new (var16,var17) on <var16:NativeString> */
-var26 = (char*)nit_alloc(var17);
-var24 = var26;
-goto RET_LABEL25;
-RET_LABEL25:(void)0;
-}
-}
-var_ns = var24;
-{
-{ /* Inline native#NativeString#[]= (var_ns,var_new_bytelen,((unsigned char)0x00)) on <var_ns:NativeString> */
-var_ns[var_new_bytelen]=(unsigned char)((unsigned char)0x00);
-RET_LABEL27:(void)0;
-}
-}
-var_offset = 0l;
-for(;;) {
-{
-{ /* Inline kernel#Int#> (var_i,0l) on <var_i:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var30 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var30)) {
-var_class_name33 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name33);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 730);
-fatal_exit(1);
-}
-var34 = var_i > 0l;
-var28 = var34;
-goto RET_LABEL29;
-RET_LABEL29:(void)0;
-}
-}
-if (var28){
-{
-{ /* Inline native#NativeString#copy_to (var_its,var_ns,var_mybtlen,var_fb,var_offset) on <var_its:NativeString> */
-memmove(var_ns+var_offset,var_its+var_fb,var_mybtlen);
-RET_LABEL35:(void)0;
-}
-}
-{
-{ /* Inline kernel#Int#+ (var_offset,var_mybtlen) on <var_offset:Int> */
-/* Covariant cast for argument 0 (i) <var_mybtlen:Int> isa OTHER */
-/* <var_mybtlen:Int> isa OTHER */
-var38 = 1; /* easy <var_mybtlen:Int> isa OTHER*/
-if (unlikely(!var38)) {
-var_class_name41 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name41);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
-fatal_exit(1);
-}
-var42 = var_offset + var_mybtlen;
-var36 = var42;
-goto RET_LABEL37;
-RET_LABEL37:(void)0;
-}
-}
-var_offset = var36;
-{
-{ /* Inline kernel#Int#- (var_i,1l) on <var_i:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var45 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var45)) {
-var_class_name48 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name48);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
-fatal_exit(1);
-}
-var49 = var_i - 1l;
-var43 = var49;
-goto RET_LABEL44;
-RET_LABEL44:(void)0;
-}
-}
-var_i = var43;
-} else {
-goto BREAK_label;
-}
-}
-BREAK_label: (void)0;
-var50 = NEW_core__FlatString(&type_core__FlatString);
-{
-core___core__FlatString___full(var50, var_ns, var_new_bytelen, 0l, var_newlen); /* Direct call flat#FlatString#full on <var50:FlatString>*/
-}
-var = var50;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatString#hash for (self: FlatString): Int */
-long core___core__FlatString___core__kernel__Object__hash(val* self) {
-long var /* : Int */;
-val* var1 /* : nullable Int */;
-val* var3 /* : nullable Int */;
-short int var4 /* : Bool */;
-short int var5 /* : Bool */;
-short int var7 /* : Bool */;
-long var_h /* var h: Int */;
-long var8 /* : Int */;
-long var_i /* var i: Int */;
-char* var9 /* : NativeString */;
-char* var_my_items /* var my_items: NativeString */;
-long var10 /* : Int */;
-long var_max /* var max: Int */;
-short int var11 /* : Bool */;
-short int var13 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-short int var14 /* : Bool */;
-long var15 /* : Int */;
-long var17 /* : Int */;
-long var18 /* : Int */;
-short int var20 /* : Bool */;
-int cltype21;
-int idtype22;
-const char* var_class_name23;
-long var24 /* : Int */;
-unsigned char var25 /* : Byte */;
-unsigned char var27 /* : Byte */;
-long var28 /* : Int */;
-long var30 /* : Int */;
-long var31 /* : Int */;
-short int var33 /* : Bool */;
-int cltype34;
-int idtype35;
-const char* var_class_name36;
-long var37 /* : Int */;
-long var38 /* : Int */;
-short int var40 /* : Bool */;
-int cltype41;
-int idtype42;
-const char* var_class_name43;
-long var44 /* : Int */;
-val* var46 /* : nullable Int */;
-val* var47 /* : nullable Int */;
-val* var49 /* : nullable Int */;
-long var50 /* : Int */;
-{
-{ /* Inline abstract_text#Text#hash_cache (self) on <self:FlatString> */
-var3 = self->attrs[COLOR_core__abstract_text__Text___hash_cache].val; /* _hash_cache on <self:FlatString> */
-var1 = var3;
-RET_LABEL2:(void)0;
-}
-}
-if (var1 == NULL) {
-var4 = 1; /* is null */
-} else {
-var4 = 0; /* arg is null but recv is not */
-}
-if (0) {
-{ /* Inline kernel#Int#== (var1,((val*)NULL)) on <var1:nullable Int> */
-var7 = 0; /* incompatible types Int vs. null; cannot be NULL */
-var5 = var7;
-goto RET_LABEL6;
-RET_LABEL6:(void)0;
-}
-var4 = var5;
-}
-if (var4){
-var_h = 5381l;
-var8 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:FlatString> */
-var_i = var8;
-var9 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatString> */
-var_my_items = var9;
-{
-var10 = core__flat___FlatText___last_byte(self);
-}
-var_max = var10;
-for(;;) {
-{
-{ /* Inline kernel#Int#<= (var_i,var_max) on <var_i:Int> */
-/* Covariant cast for argument 0 (i) <var_max:Int> isa OTHER */
-/* <var_max:Int> isa OTHER */
-var13 = 1; /* easy <var_max:Int> isa OTHER*/
-if (unlikely(!var13)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
-fatal_exit(1);
-}
-var14 = var_i <= var_max;
-var11 = var14;
-goto RET_LABEL12;
-RET_LABEL12:(void)0;
-}
-}
-if (var11){
-{
-{ /* Inline kernel#Int#<< (var_h,5l) on <var_h:Int> */
-var17 = var_h << 5l;
-var15 = var17;
-goto RET_LABEL16;
-RET_LABEL16:(void)0;
-}
-}
-{
-{ /* Inline kernel#Int#+ (var15,var_h) on <var15:Int> */
-/* Covariant cast for argument 0 (i) <var_h:Int> isa OTHER */
-/* <var_h:Int> isa OTHER */
-var20 = 1; /* easy <var_h:Int> isa OTHER*/
-if (unlikely(!var20)) {
-var_class_name23 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name23);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
-fatal_exit(1);
-}
-var24 = var15 + var_h;
-var18 = var24;
-goto RET_LABEL19;
-RET_LABEL19:(void)0;
-}
-}
-{
-{ /* Inline native#NativeString#[] (var_my_items,var_i) on <var_my_items:NativeString> */
-var27 = (unsigned char)((int)var_my_items[var_i]);
-var25 = var27;
-goto RET_LABEL26;
-RET_LABEL26:(void)0;
-}
-}
-{
-{ /* Inline kernel#Byte#to_i (var25) on <var25:Byte> */
-var30 = (long)var25;
-var28 = var30;
-goto RET_LABEL29;
-RET_LABEL29:(void)0;
-}
-}
-{
-{ /* Inline kernel#Int#+ (var18,var28) on <var18:Int> */
-/* Covariant cast for argument 0 (i) <var28:Int> isa OTHER */
-/* <var28:Int> isa OTHER */
-var33 = 1; /* easy <var28:Int> isa OTHER*/
-if (unlikely(!var33)) {
-var_class_name36 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name36);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
-fatal_exit(1);
-}
-var37 = var18 + var28;
-var31 = var37;
-goto RET_LABEL32;
-RET_LABEL32:(void)0;
-}
-}
-var_h = var31;
-{
-{ /* Inline kernel#Int#+ (var_i,1l) on <var_i:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var40 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var40)) {
-var_class_name43 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name43);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
-fatal_exit(1);
-}
-var44 = var_i + 1l;
-var38 = var44;
-goto RET_LABEL39;
-RET_LABEL39:(void)0;
-}
-}
-var_i = var38;
-} else {
-goto BREAK_label;
-}
-}
-BREAK_label: (void)0;
-{
-{ /* Inline abstract_text#Text#hash_cache= (self,var_h) on <self:FlatString> */
-var46 = (val*)(var_h<<2|1);
-self->attrs[COLOR_core__abstract_text__Text___hash_cache].val = var46; /* _hash_cache on <self:FlatString> */
-RET_LABEL45:(void)0;
-}
-}
-} else {
-}
-{
-{ /* Inline abstract_text#Text#hash_cache (self) on <self:FlatString> */
-var49 = self->attrs[COLOR_core__abstract_text__Text___hash_cache].val; /* _hash_cache on <self:FlatString> */
-var47 = var49;
-RET_LABEL48:(void)0;
-}
-}
-if (unlikely(var47 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 590);
-fatal_exit(1);
-}
-var50 = (long)(var47)>>2;
-var = var50;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatString#substrings for (self: FlatString): Iterator[FlatText] */
-val* core___core__FlatString___core__abstract_text__Text__substrings(val* self) {
-val* var /* : Iterator[FlatText] */;
-val* var1 /* : FlatSubstringsIter */;
-var1 = NEW_core__flat__FlatSubstringsIter(&type_core__flat__FlatSubstringsIter);
-{
-((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatSubstringsIter__tgt_61d]))(var1, self); /* tgt= on <var1:FlatSubstringsIter>*/
-}
-{
-((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatSubstringsIter>*/
-}
-var = var1;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharReverseIterator#target for (self: FlatStringCharReverseIterator): FlatString */
-val* core__flat___core__flat__FlatStringCharReverseIterator___target(val* self) {
-val* var /* : FlatString */;
-val* var1 /* : FlatString */;
-var1 = self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___target].val; /* _target on <self:FlatStringCharReverseIterator> */
-if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 599);
-fatal_exit(1);
-}
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharReverseIterator#target= for (self: FlatStringCharReverseIterator, FlatString) */
-void core__flat___core__flat__FlatStringCharReverseIterator___target_61d(val* self, val* p0) {
-self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___target].val = p0; /* _target on <self:FlatStringCharReverseIterator> */
-RET_LABEL:;
-}
-/* method flat#FlatStringCharReverseIterator#curr_pos for (self: FlatStringCharReverseIterator): Int */
-long core__flat___core__flat__FlatStringCharReverseIterator___curr_pos(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-var1 = self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharReverseIterator> */
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharReverseIterator#curr_pos= for (self: FlatStringCharReverseIterator, Int) */
-void core__flat___core__flat__FlatStringCharReverseIterator___curr_pos_61d(val* self, long p0) {
-self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___curr_pos].l = p0; /* _curr_pos on <self:FlatStringCharReverseIterator> */
-RET_LABEL:;
-}
-/* method flat#FlatStringCharReverseIterator#is_ok for (self: FlatStringCharReverseIterator): Bool */
-short int core__flat___core__flat__FlatStringCharReverseIterator___core__abstract_collection__Iterator__is_ok(val* self) {
-short int var /* : Bool */;
-long var1 /* : Int */;
-long var3 /* : Int */;
-short int var4 /* : Bool */;
-short int var6 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-short int var7 /* : Bool */;
-{
-{ /* Inline flat#FlatStringCharReverseIterator#curr_pos (self) on <self:FlatStringCharReverseIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharReverseIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
-}
-}
-{
-{ /* Inline kernel#Int#>= (var1,0l) on <var1:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var6 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var6)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 729);
-fatal_exit(1);
-}
-var7 = var1 >= 0l;
-var4 = var7;
-goto RET_LABEL5;
-RET_LABEL5:(void)0;
-}
-}
-var = var4;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharReverseIterator#item for (self: FlatStringCharReverseIterator): Char */
-uint32_t core__flat___core__flat__FlatStringCharReverseIterator___core__abstract_collection__Iterator__item(val* self) {
-uint32_t var /* : Char */;
-val* var1 /* : FlatString */;
-val* var3 /* : FlatString */;
-long var4 /* : Int */;
-long var6 /* : Int */;
-uint32_t var7 /* : Char */;
-{
-{ /* Inline flat#FlatStringCharReverseIterator#target (self) on <self:FlatStringCharReverseIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___target].val; /* _target on <self:FlatStringCharReverseIterator> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 599);
-fatal_exit(1);
-}
-var1 = var3;
-RET_LABEL2:(void)0;
-}
-}
-{
-{ /* Inline flat#FlatStringCharReverseIterator#curr_pos (self) on <self:FlatStringCharReverseIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharReverseIterator> */
-var4 = var6;
-RET_LABEL5:(void)0;
-}
-}
-{
-var7 = core__flat___FlatText___core__abstract_text__Text___91d_93d(var1, var4);
-}
-var = var7;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharReverseIterator#item for (self: Iterator[nullable Object]): nullable Object */
-val* VIRTUAL_core__flat___core__flat__FlatStringCharReverseIterator___core__abstract_collection__Iterator__item(val* self) {
-val* var /* : nullable Object */;
-uint32_t var1 /* : Char */;
-val* var2 /* : nullable Object */;
-var1 = core__flat___core__flat__FlatStringCharReverseIterator___core__abstract_collection__Iterator__item(self);
-var2 = (val*)((long)(var1)<<2|2);
-var = var2;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharReverseIterator#next for (self: FlatStringCharReverseIterator) */
-void core__flat___core__flat__FlatStringCharReverseIterator___core__abstract_collection__Iterator__next(val* self) {
-val* var_ /* var : FlatStringCharReverseIterator */;
-long var /* : Int */;
-long var2 /* : Int */;
-long var3 /* : Int */;
-short int var5 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-long var6 /* : Int */;
-var_ = self;
-{
-{ /* Inline flat#FlatStringCharReverseIterator#curr_pos (var_) on <var_:FlatStringCharReverseIterator> */
-var2 = var_->attrs[COLOR_core__flat__FlatStringCharReverseIterator___curr_pos].l; /* _curr_pos on <var_:FlatStringCharReverseIterator> */
-var = var2;
-RET_LABEL1:(void)0;
-}
-}
-{
-{ /* Inline kernel#Int#- (var,1l) on <var:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var5 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var5)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
-fatal_exit(1);
-}
-var6 = var - 1l;
-var3 = var6;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
-}
-}
-{
-{ /* Inline flat#FlatStringCharReverseIterator#curr_pos= (var_,var3) on <var_:FlatStringCharReverseIterator> */
-var_->attrs[COLOR_core__flat__FlatStringCharReverseIterator___curr_pos].l = var3; /* _curr_pos on <var_:FlatStringCharReverseIterator> */
-RET_LABEL7:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method flat#FlatStringCharReverseIterator#index for (self: FlatStringCharReverseIterator): Int */
-long core__flat___core__flat__FlatStringCharReverseIterator___core__abstract_collection__IndexedIterator__index(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-long var3 /* : Int */;
-{
-{ /* Inline flat#FlatStringCharReverseIterator#curr_pos (self) on <self:FlatStringCharReverseIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharReverseIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
-}
-}
-var = var1;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharReverseIterator#init for (self: FlatStringCharReverseIterator) */
-void core__flat___core__flat__FlatStringCharReverseIterator___core__kernel__Object__init(val* self) {
-{
-((void(*)(val* self))(self->class->vft[COLOR_core__flat___core__flat__FlatStringCharReverseIterator___core__kernel__Object__init]))(self); /* init on <self:FlatStringCharReverseIterator>*/
-}
-RET_LABEL:;
-}
-/* method flat#FlatStringCharIterator#target for (self: FlatStringCharIterator): FlatString */
-val* core__flat___core__flat__FlatStringCharIterator___target(val* self) {
-val* var /* : FlatString */;
-val* var1 /* : FlatString */;
-var1 = self->attrs[COLOR_core__flat__FlatStringCharIterator___target].val; /* _target on <self:FlatStringCharIterator> */
-if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 616);
-fatal_exit(1);
-}
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharIterator#target= for (self: FlatStringCharIterator, FlatString) */
-void core__flat___core__flat__FlatStringCharIterator___target_61d(val* self, val* p0) {
-self->attrs[COLOR_core__flat__FlatStringCharIterator___target].val = p0; /* _target on <self:FlatStringCharIterator> */
-RET_LABEL:;
-}
-/* method flat#FlatStringCharIterator#max for (self: FlatStringCharIterator): Int */
-long core__flat___core__flat__FlatStringCharIterator___max(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-var1 = self->attrs[COLOR_core__flat__FlatStringCharIterator___max].l; /* _max on <self:FlatStringCharIterator> */
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharIterator#max= for (self: FlatStringCharIterator, Int) */
-void core__flat___core__flat__FlatStringCharIterator___max_61d(val* self, long p0) {
-self->attrs[COLOR_core__flat__FlatStringCharIterator___max].l = p0; /* _max on <self:FlatStringCharIterator> */
-RET_LABEL:;
-}
-/* method flat#FlatStringCharIterator#curr_pos for (self: FlatStringCharIterator): Int */
-long core__flat___core__flat__FlatStringCharIterator___curr_pos(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-var1 = self->attrs[COLOR_core__flat__FlatStringCharIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharIterator> */
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharIterator#curr_pos= for (self: FlatStringCharIterator, Int) */
-void core__flat___core__flat__FlatStringCharIterator___curr_pos_61d(val* self, long p0) {
-self->attrs[COLOR_core__flat__FlatStringCharIterator___curr_pos].l = p0; /* _curr_pos on <self:FlatStringCharIterator> */
-RET_LABEL:;
-}
-/* method flat#FlatStringCharIterator#init for (self: FlatStringCharIterator) */
-void core__flat___core__flat__FlatStringCharIterator___core__kernel__Object__init(val* self) {
-val* var /* : FlatString */;
-val* var2 /* : FlatString */;
-long var3 /* : Int */;
-long var4 /* : Int */;
-short int var6 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-long var7 /* : Int */;
-{
-((void(*)(val* self))(self->class->vft[COLOR_core__flat___core__flat__FlatStringCharIterator___core__kernel__Object__init]))(self); /* init on <self:FlatStringCharIterator>*/
-}
-{
-{ /* Inline flat#FlatStringCharIterator#target (self) on <self:FlatStringCharIterator> */
-var2 = self->attrs[COLOR_core__flat__FlatStringCharIterator___target].val; /* _target on <self:FlatStringCharIterator> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 616);
-fatal_exit(1);
-}
-var = var2;
-RET_LABEL1:(void)0;
-}
-}
-var3 = var->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <var:FlatString> */
-{
-{ /* Inline kernel#Int#- (var3,1l) on <var3:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var6 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var6)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
-fatal_exit(1);
-}
-var7 = var3 - 1l;
-var4 = var7;
-goto RET_LABEL5;
-RET_LABEL5:(void)0;
-}
-}
-{
-{ /* Inline flat#FlatStringCharIterator#max= (self,var4) on <self:FlatStringCharIterator> */
-self->attrs[COLOR_core__flat__FlatStringCharIterator___max].l = var4; /* _max on <self:FlatStringCharIterator> */
-RET_LABEL8:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method flat#FlatStringCharIterator#is_ok for (self: FlatStringCharIterator): Bool */
-short int core__flat___core__flat__FlatStringCharIterator___core__abstract_collection__Iterator__is_ok(val* self) {
-short int var /* : Bool */;
-long var1 /* : Int */;
-long var3 /* : Int */;
-long var4 /* : Int */;
-long var6 /* : Int */;
-short int var7 /* : Bool */;
-short int var9 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-short int var10 /* : Bool */;
-{
-{ /* Inline flat#FlatStringCharIterator#curr_pos (self) on <self:FlatStringCharIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatStringCharIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
-}
-}
-{
-{ /* Inline flat#FlatStringCharIterator#max (self) on <self:FlatStringCharIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatStringCharIterator___max].l; /* _max on <self:FlatStringCharIterator> */
-var4 = var6;
-RET_LABEL5:(void)0;
-}
-}
-{
-{ /* Inline kernel#Int#<= (var1,var4) on <var1:Int> */
-/* Covariant cast for argument 0 (i) <var4:Int> isa OTHER */
-/* <var4:Int> isa OTHER */
-var9 = 1; /* easy <var4:Int> isa OTHER*/
-if (unlikely(!var9)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
-fatal_exit(1);
-}
-var10 = var1 <= var4;
-var7 = var10;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
-}
-}
-var = var7;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharIterator#item for (self: FlatStringCharIterator): Char */
-uint32_t core__flat___core__flat__FlatStringCharIterator___core__abstract_collection__Iterator__item(val* self) {
-uint32_t var /* : Char */;
-val* var1 /* : FlatString */;
-val* var3 /* : FlatString */;
-long var4 /* : Int */;
-long var6 /* : Int */;
-uint32_t var7 /* : Char */;
-{
-{ /* Inline flat#FlatStringCharIterator#target (self) on <self:FlatStringCharIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatStringCharIterator___target].val; /* _target on <self:FlatStringCharIterator> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 616);
-fatal_exit(1);
-}
-var1 = var3;
-RET_LABEL2:(void)0;
-}
-}
-{
-{ /* Inline flat#FlatStringCharIterator#curr_pos (self) on <self:FlatStringCharIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatStringCharIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharIterator> */
-var4 = var6;
-RET_LABEL5:(void)0;
-}
-}
-{
-var7 = core__flat___FlatText___core__abstract_text__Text___91d_93d(var1, var4);
-}
-var = var7;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharIterator#item for (self: Iterator[nullable Object]): nullable Object */
-val* VIRTUAL_core__flat___core__flat__FlatStringCharIterator___core__abstract_collection__Iterator__item(val* self) {
-val* var /* : nullable Object */;
-uint32_t var1 /* : Char */;
-val* var2 /* : nullable Object */;
-var1 = core__flat___core__flat__FlatStringCharIterator___core__abstract_collection__Iterator__item(self);
-var2 = (val*)((long)(var1)<<2|2);
-var = var2;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharIterator#next for (self: FlatStringCharIterator) */
-void core__flat___core__flat__FlatStringCharIterator___core__abstract_collection__Iterator__next(val* self) {
-val* var_ /* var : FlatStringCharIterator */;
-long var /* : Int */;
-long var2 /* : Int */;
-long var3 /* : Int */;
-short int var5 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-long var6 /* : Int */;
-var_ = self;
-{
-{ /* Inline flat#FlatStringCharIterator#curr_pos (var_) on <var_:FlatStringCharIterator> */
-var2 = var_->attrs[COLOR_core__flat__FlatStringCharIterator___curr_pos].l; /* _curr_pos on <var_:FlatStringCharIterator> */
-var = var2;
-RET_LABEL1:(void)0;
-}
-}
-{
-{ /* Inline kernel#Int#+ (var,1l) on <var:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var5 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var5)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
-fatal_exit(1);
-}
-var6 = var + 1l;
-var3 = var6;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
-}
-}
-{
-{ /* Inline flat#FlatStringCharIterator#curr_pos= (var_,var3) on <var_:FlatStringCharIterator> */
-var_->attrs[COLOR_core__flat__FlatStringCharIterator___curr_pos].l = var3; /* _curr_pos on <var_:FlatStringCharIterator> */
-RET_LABEL7:(void)0;
-}
-}
-RET_LABEL:;
-}
-/* method flat#FlatStringCharIterator#index for (self: FlatStringCharIterator): Int */
-long core__flat___core__flat__FlatStringCharIterator___core__abstract_collection__IndexedIterator__index(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-long var3 /* : Int */;
-{
-{ /* Inline flat#FlatStringCharIterator#curr_pos (self) on <self:FlatStringCharIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatStringCharIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
-}
-}
-var = var1;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharView#[] for (self: FlatStringCharView, Int): Char */
-uint32_t core__flat___core__flat__FlatStringCharView___core__abstract_collection__SequenceRead___91d_93d(val* self, long p0) {
-uint32_t var /* : Char */;
-long var_index /* var index: Int */;
-val* var1 /* : Text */;
-val* var3 /* : Text */;
-uint32_t var4 /* : Char */;
-var_index = p0;
-{
-{ /* Inline abstract_text#StringCharView#target (self) on <self:FlatStringCharView> */
-var3 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatStringCharView> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1138);
-fatal_exit(1);
-}
-var1 = var3;
-RET_LABEL2:(void)0;
-}
-}
-{
-var4 = core__flat___FlatText___core__abstract_text__Text___91d_93d(var1, var_index);
-}
-var = var4;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharView#[] for (self: SequenceRead[nullable Object], Int): nullable Object */
-val* VIRTUAL_core__flat___core__flat__FlatStringCharView___core__abstract_collection__SequenceRead___91d_93d(val* self, long p0) {
-val* var /* : nullable Object */;
-uint32_t var1 /* : Char */;
-val* var2 /* : nullable Object */;
-var1 = core__flat___core__flat__FlatStringCharView___core__abstract_collection__SequenceRead___91d_93d(self, p0);
-var2 = (val*)((long)(var1)<<2|2);
-var = var2;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharView#iterator_from for (self: FlatStringCharView, Int): IndexedIterator[Char] */
-val* core__flat___core__flat__FlatStringCharView___core__abstract_collection__SequenceRead__iterator_from(val* self, long p0) {
-val* var /* : IndexedIterator[Char] */;
-long var_start /* var start: Int */;
-val* var1 /* : FlatStringCharIterator */;
-val* var2 /* : Text */;
-val* var4 /* : Text */;
-var_start = p0;
-var1 = NEW_core__flat__FlatStringCharIterator(&type_core__flat__FlatStringCharIterator);
-{
-{ /* Inline abstract_text#StringCharView#target (self) on <self:FlatStringCharView> */
-var4 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatStringCharView> */
-if (unlikely(var4 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1138);
-fatal_exit(1);
-}
-var2 = var4;
-RET_LABEL3:(void)0;
-}
-}
-{
-((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatStringCharIterator__target_61d]))(var1, var2); /* target= on <var1:FlatStringCharIterator>*/
-}
-{
-((void(*)(val* self, long p0))(var1->class->vft[COLOR_core__flat__FlatStringCharIterator__curr_pos_61d]))(var1, var_start); /* curr_pos= on <var1:FlatStringCharIterator>*/
-}
-{
-((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatStringCharIterator>*/
-}
-var = var1;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringCharView#reverse_iterator_from for (self: FlatStringCharView, Int): IndexedIterator[Char] */
-val* core__flat___core__flat__FlatStringCharView___core__abstract_collection__SequenceRead__reverse_iterator_from(val* self, long p0) {
-val* var /* : IndexedIterator[Char] */;
-long var_start /* var start: Int */;
-val* var1 /* : FlatStringCharReverseIterator */;
-val* var2 /* : Text */;
-val* var4 /* : Text */;
-var_start = p0;
-var1 = NEW_core__flat__FlatStringCharReverseIterator(&type_core__flat__FlatStringCharReverseIterator);
-{
-{ /* Inline abstract_text#StringCharView#target (self) on <self:FlatStringCharView> */
-var4 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatStringCharView> */
-if (unlikely(var4 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1138);
-fatal_exit(1);
-}
-var2 = var4;
-RET_LABEL3:(void)0;
-}
-}
-{
-((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatStringCharReverseIterator__target_61d]))(var1, var2); /* target= on <var1:FlatStringCharReverseIterator>*/
-}
-{
-((void(*)(val* self, long p0))(var1->class->vft[COLOR_core__flat__FlatStringCharReverseIterator__curr_pos_61d]))(var1, var_start); /* curr_pos= on <var1:FlatStringCharReverseIterator>*/
-}
-{
-((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatStringCharReverseIterator>*/
-}
-var = var1;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringByteReverseIterator#target for (self: FlatStringByteReverseIterator): FlatString */
-val* core__flat___core__flat__FlatStringByteReverseIterator___target(val* self) {
-val* var /* : FlatString */;
-val* var1 /* : FlatString */;
-var1 = self->attrs[COLOR_core__flat__FlatStringByteReverseIterator___target].val; /* _target on <self:FlatStringByteReverseIterator> */
-if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 650);
-fatal_exit(1);
-}
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringByteReverseIterator#target= for (self: FlatStringByteReverseIterator, FlatString) */
-void core__flat___core__flat__FlatStringByteReverseIterator___target_61d(val* self, val* p0) {
-self->attrs[COLOR_core__flat__FlatStringByteReverseIterator___target].val = p0; /* _target on <self:FlatStringByteReverseIterator> */
-RET_LABEL:;
-}
-/* method flat#FlatStringByteReverseIterator#target_items for (self: FlatStringByteReverseIterator): NativeString */
-char* core__flat___core__flat__FlatStringByteReverseIterator___target_items(val* self) {
-char* var /* : NativeString */;
-char* var1 /* : NativeString */;
-var1 = self->attrs[COLOR_core__flat__FlatStringByteReverseIterator___target_items].str; /* _target_items on <self:FlatStringByteReverseIterator> */
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringByteReverseIterator#target_items= for (self: FlatStringByteReverseIterator, NativeString) */
-void core__flat___core__flat__FlatStringByteReverseIterator___target_items_61d(val* self, char* p0) {
-self->attrs[COLOR_core__flat__FlatStringByteReverseIterator___target_items].str = p0; /* _target_items on <self:FlatStringByteReverseIterator> */
-RET_LABEL:;
-}
-/* method flat#FlatStringByteReverseIterator#curr_pos for (self: FlatStringByteReverseIterator): Int */
-long core__flat___core__flat__FlatStringByteReverseIterator___curr_pos(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-var1 = self->attrs[COLOR_core__flat__FlatStringByteReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatStringByteReverseIterator> */
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringByteReverseIterator#curr_pos= for (self: FlatStringByteReverseIterator, Int) */
-void core__flat___core__flat__FlatStringByteReverseIterator___curr_pos_61d(val* self, long p0) {
-self->attrs[COLOR_core__flat__FlatStringByteReverseIterator___curr_pos].l = p0; /* _curr_pos on <self:FlatStringByteReverseIterator> */
-RET_LABEL:;
-}
-/* method flat#FlatStringByteReverseIterator#init for (self: FlatStringByteReverseIterator) */
-void core__flat___core__flat__FlatStringByteReverseIterator___core__kernel__Object__init(val* self) {
-val* var /* : FlatString */;
-val* var2 /* : FlatString */;
-val* var_tgt /* var tgt: FlatString */;
-char* var3 /* : NativeString */;
-val* var_ /* var : FlatStringByteReverseIterator */;
-long var5 /* : Int */;
-long var7 /* : Int */;
-long var8 /* : Int */;
-long var9 /* : Int */;
-short int var11 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-long var12 /* : Int */;
-{
-((void(*)(val* self))(self->class->vft[COLOR_core__flat___core__flat__FlatStringByteReverseIterator___core__kernel__Object__init]))(self); /* init on <self:FlatStringByteReverseIterator>*/
-}
+var_obt = var19;
 {
-{ /* Inline flat#FlatStringByteReverseIterator#target (self) on <self:FlatStringByteReverseIterator> */
-var2 = self->attrs[COLOR_core__flat__FlatStringByteReverseIterator___target].val; /* _target on <self:FlatStringByteReverseIterator> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 650);
+{ /* Inline kernel$Int$< (var_mbt,var_obt) on <var_mbt:Int> */
+/* Covariant cast for argument 0 (i) <var_obt:Int> isa OTHER */
+/* <var_obt:Int> isa OTHER */
+var25 = 1; /* easy <var_obt:Int> isa OTHER*/
+if (unlikely(!var25)) {
+var_class_name28 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name28);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
-var = var2;
-RET_LABEL1:(void)0;
-}
+var29 = var_mbt < var_obt;
+var23 = var29;
+goto RET_LABEL24;
+RET_LABEL24:(void)0;
 }
-var_tgt = var;
-var3 = var_tgt->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <var_tgt:FlatString> */
-{
-{ /* Inline flat#FlatStringByteReverseIterator#target_items= (self,var3) on <self:FlatStringByteReverseIterator> */
-self->attrs[COLOR_core__flat__FlatStringByteReverseIterator___target_items].str = var3; /* _target_items on <self:FlatStringByteReverseIterator> */
-RET_LABEL4:(void)0;
 }
+if (var23){
+var22 = var_mbt;
+} else {
+var22 = var_obt;
 }
-var_ = self;
+var_minln = var22;
+var30 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:FlatString> */
+var_mst = var30;
 {
-{ /* Inline flat#FlatStringByteReverseIterator#curr_pos (var_) on <var_:FlatStringByteReverseIterator> */
-var7 = var_->attrs[COLOR_core__flat__FlatStringByteReverseIterator___curr_pos].l; /* _curr_pos on <var_:FlatStringByteReverseIterator> */
-var5 = var7;
-RET_LABEL6:(void)0;
-}
+var31 = ((long(*)(val* self))(var_other->class->vft[COLOR_core__flat__FlatText__first_byte]))(var_other); /* first_byte on <var_other:Text(FlatText)>*/
 }
-var8 = var_tgt->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <var_tgt:FlatString> */
+var_ost = var31;
+var_i = 0l;
+var_ = var_minln;
+for(;;) {
 {
-{ /* Inline kernel#Int#+ (var5,var8) on <var5:Int> */
-/* Covariant cast for argument 0 (i) <var8:Int> isa OTHER */
-/* <var8:Int> isa OTHER */
-var11 = 1; /* easy <var8:Int> isa OTHER*/
-if (unlikely(!var11)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+{ /* Inline kernel$Int$< (var_i,var_) on <var_i:Int> */
+/* Covariant cast for argument 0 (i) <var_:Int> isa OTHER */
+/* <var_:Int> isa OTHER */
+var34 = 1; /* easy <var_:Int> isa OTHER*/
+if (unlikely(!var34)) {
+var_class_name37 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name37);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
-var12 = var5 + var8;
-var9 = var12;
-goto RET_LABEL10;
-RET_LABEL10:(void)0;
+var38 = var_i < var_;
+var32 = var38;
+goto RET_LABEL33;
+RET_LABEL33:(void)0;
 }
 }
-{
-{ /* Inline flat#FlatStringByteReverseIterator#curr_pos= (var_,var9) on <var_:FlatStringByteReverseIterator> */
-var_->attrs[COLOR_core__flat__FlatStringByteReverseIterator___curr_pos].l = var9; /* _curr_pos on <var_:FlatStringByteReverseIterator> */
-RET_LABEL13:(void)0;
+if (var32){
+} else {
+goto BREAK_label;
 }
+{
+{ /* Inline native$CString$[] (var_myits,var_mst) on <var_myits:CString> */
+var41 = (unsigned char)((int)var_myits[var_mst]);
+var39 = var41;
+goto RET_LABEL40;
+RET_LABEL40:(void)0;
 }
-RET_LABEL:;
 }
-/* method flat#FlatStringByteReverseIterator#is_ok for (self: FlatStringByteReverseIterator): Bool */
-short int core__flat___core__flat__FlatStringByteReverseIterator___core__abstract_collection__Iterator__is_ok(val* self) {
-short int var /* : Bool */;
-long var1 /* : Int */;
-long var3 /* : Int */;
-val* var4 /* : FlatString */;
-val* var6 /* : FlatString */;
-long var7 /* : Int */;
-short int var8 /* : Bool */;
-short int var10 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-short int var11 /* : Bool */;
+var_my_curr_char = var39;
 {
-{ /* Inline flat#FlatStringByteReverseIterator#curr_pos (self) on <self:FlatStringByteReverseIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatStringByteReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatStringByteReverseIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
+{ /* Inline native$CString$[] (var_itsits,var_ost) on <var_itsits:CString> */
+var44 = (unsigned char)((int)var_itsits[var_ost]);
+var42 = var44;
+goto RET_LABEL43;
+RET_LABEL43:(void)0;
 }
 }
+var_its_curr_char = var42;
 {
-{ /* Inline flat#FlatStringByteReverseIterator#target (self) on <self:FlatStringByteReverseIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatStringByteReverseIterator___target].val; /* _target on <self:FlatStringByteReverseIterator> */
-if (unlikely(var6 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 650);
+{ /* Inline kernel$Byte$> (var_my_curr_char,var_its_curr_char) on <var_my_curr_char:Byte> */
+/* Covariant cast for argument 0 (i) <var_its_curr_char:Byte> isa OTHER */
+/* <var_its_curr_char:Byte> isa OTHER */
+var47 = 1; /* easy <var_its_curr_char:Byte> isa OTHER*/
+if (unlikely(!var47)) {
+var_class_name50 = type_core__Byte.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name50);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 621);
 fatal_exit(1);
 }
-var4 = var6;
-RET_LABEL5:(void)0;
+var51 = var_my_curr_char > var_its_curr_char;
+var45 = var51;
+goto RET_LABEL46;
+RET_LABEL46:(void)0;
+}
 }
+if (var45){
+var = 0;
+goto RET_LABEL;
+} else {
 }
-var7 = var4->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <var4:FlatString> */
 {
-{ /* Inline kernel#Int#>= (var1,var7) on <var1:Int> */
-/* Covariant cast for argument 0 (i) <var7:Int> isa OTHER */
-/* <var7:Int> isa OTHER */
-var10 = 1; /* easy <var7:Int> isa OTHER*/
-if (unlikely(!var10)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 729);
+{ /* Inline kernel$Byte$< (var_my_curr_char,var_its_curr_char) on <var_my_curr_char:Byte> */
+/* Covariant cast for argument 0 (i) <var_its_curr_char:Byte> isa OTHER */
+/* <var_its_curr_char:Byte> isa OTHER */
+var54 = 1; /* easy <var_its_curr_char:Byte> isa OTHER*/
+if (unlikely(!var54)) {
+var_class_name57 = type_core__Byte.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name57);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 619);
 fatal_exit(1);
 }
-var11 = var1 >= var7;
-var8 = var11;
-goto RET_LABEL9;
-RET_LABEL9:(void)0;
+var58 = var_my_curr_char < var_its_curr_char;
+var52 = var58;
+goto RET_LABEL53;
+RET_LABEL53:(void)0;
 }
 }
-var = var8;
+if (var52){
+var = 1;
 goto RET_LABEL;
-RET_LABEL:;
-return var;
+} else {
 }
-/* method flat#FlatStringByteReverseIterator#item for (self: FlatStringByteReverseIterator): Byte */
-unsigned char core__flat___core__flat__FlatStringByteReverseIterator___core__abstract_collection__Iterator__item(val* self) {
-unsigned char var /* : Byte */;
-char* var1 /* : NativeString */;
-char* var3 /* : NativeString */;
-long var4 /* : Int */;
-long var6 /* : Int */;
-unsigned char var7 /* : Byte */;
-unsigned char var9 /* : Byte */;
 {
-{ /* Inline flat#FlatStringByteReverseIterator#target_items (self) on <self:FlatStringByteReverseIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatStringByteReverseIterator___target_items].str; /* _target_items on <self:FlatStringByteReverseIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
-}
+{ /* Inline kernel$Int$+ (var_mst,1l) on <var_mst:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var61 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var61)) {
+var_class_name64 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name64);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
 }
-{
-{ /* Inline flat#FlatStringByteReverseIterator#curr_pos (self) on <self:FlatStringByteReverseIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatStringByteReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatStringByteReverseIterator> */
-var4 = var6;
-RET_LABEL5:(void)0;
+var65 = var_mst + 1l;
+var59 = var65;
+goto RET_LABEL60;
+RET_LABEL60:(void)0;
 }
 }
+var_mst = var59;
 {
-{ /* Inline native#NativeString#[] (var1,var4) on <var1:NativeString> */
-var9 = (unsigned char)((int)var1[var4]);
-var7 = var9;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
-}
+{ /* Inline kernel$Int$+ (var_ost,1l) on <var_ost:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var68 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var68)) {
+var_class_name71 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name71);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
 }
-var = var7;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+var72 = var_ost + 1l;
+var66 = var72;
+goto RET_LABEL67;
+RET_LABEL67:(void)0;
 }
-/* method flat#FlatStringByteReverseIterator#item for (self: Iterator[nullable Object]): nullable Object */
-val* VIRTUAL_core__flat___core__flat__FlatStringByteReverseIterator___core__abstract_collection__Iterator__item(val* self) {
-val* var /* : nullable Object */;
-unsigned char var1 /* : Byte */;
-val* var2 /* : nullable Object */;
-var1 = core__flat___core__flat__FlatStringByteReverseIterator___core__abstract_collection__Iterator__item(self);
-var2 = BOX_core__Byte(var1); /* autobox from Byte to nullable Object */
-var = var2;
-RET_LABEL:;
-return var;
 }
-/* method flat#FlatStringByteReverseIterator#next for (self: FlatStringByteReverseIterator) */
-void core__flat___core__flat__FlatStringByteReverseIterator___core__abstract_collection__Iterator__next(val* self) {
-val* var_ /* var : FlatStringByteReverseIterator */;
-long var /* : Int */;
-long var2 /* : Int */;
-long var3 /* : Int */;
-short int var5 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-long var6 /* : Int */;
-var_ = self;
+var_ost = var66;
 {
-{ /* Inline flat#FlatStringByteReverseIterator#curr_pos (var_) on <var_:FlatStringByteReverseIterator> */
-var2 = var_->attrs[COLOR_core__flat__FlatStringByteReverseIterator___curr_pos].l; /* _curr_pos on <var_:FlatStringByteReverseIterator> */
-var = var2;
-RET_LABEL1:(void)0;
+var73 = core___core__Int___Discrete__successor(var_i, 1l);
 }
+var_i = var73;
 }
+BREAK_label: (void)0;
 {
-{ /* Inline kernel#Int#- (var,1l) on <var:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var5 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var5)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+{ /* Inline kernel$Int$< (var_mbt,var_obt) on <var_mbt:Int> */
+/* Covariant cast for argument 0 (i) <var_obt:Int> isa OTHER */
+/* <var_obt:Int> isa OTHER */
+var76 = 1; /* easy <var_obt:Int> isa OTHER*/
+if (unlikely(!var76)) {
+var_class_name79 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name79);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
-var6 = var - 1l;
-var3 = var6;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
-}
-}
-{
-{ /* Inline flat#FlatStringByteReverseIterator#curr_pos= (var_,var3) on <var_:FlatStringByteReverseIterator> */
-var_->attrs[COLOR_core__flat__FlatStringByteReverseIterator___curr_pos].l = var3; /* _curr_pos on <var_:FlatStringByteReverseIterator> */
-RET_LABEL7:(void)0;
+var80 = var_mbt < var_obt;
+var74 = var80;
+goto RET_LABEL75;
+RET_LABEL75:(void)0;
 }
 }
+var = var74;
+goto RET_LABEL;
 RET_LABEL:;
+return var;
 }
-/* method flat#FlatStringByteReverseIterator#index for (self: FlatStringByteReverseIterator): Int */
-long core__flat___core__flat__FlatStringByteReverseIterator___core__abstract_collection__IndexedIterator__index(val* self) {
-long var /* : Int */;
+/* method flat$FlatString$* for (self: FlatString, Int): String */
+val* core___core__FlatString___core__abstract_text__Text___42d(val* self, long p0) {
+val* var /* : String */;
+long var_i /* var i: Int */;
 long var1 /* : Int */;
-long var3 /* : Int */;
-val* var4 /* : FlatString */;
-val* var6 /* : FlatString */;
-long var7 /* : Int */;
-long var8 /* : Int */;
-short int var10 /* : Bool */;
+long var_mybtlen /* var mybtlen: Int */;
+long var2 /* : Int */;
+short int var4 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-long var11 /* : Int */;
-{
-{ /* Inline flat#FlatStringByteReverseIterator#curr_pos (self) on <self:FlatStringByteReverseIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatStringByteReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatStringByteReverseIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
-}
-}
+long var5 /* : Int */;
+long var_new_byte_length /* var new_byte_length: Int */;
+long var6 /* : Int */;
+long var_mylen /* var mylen: Int */;
+long var7 /* : Int */;
+short int var9 /* : Bool */;
+int cltype10;
+int idtype11;
+const char* var_class_name12;
+long var13 /* : Int */;
+long var_newlen /* var newlen: Int */;
+char* var14 /* : CString */;
+char* var_its /* var its: CString */;
+long var15 /* : Int */;
+long var_fb /* var fb: Int */;
+static char* varoncenew;
+static int varoncenew_guard;
+char* var16 /* : CString */;
+char* var17 /* : CString */;
+long var18 /* : Int */;
+short int var20 /* : Bool */;
+int cltype21;
+int idtype22;
+const char* var_class_name23;
+long var24 /* : Int */;
+char* var25 /* : CString */;
+char* var27 /* : CString */;
+char* var_ns /* var ns: CString */;
+long var_offset /* var offset: Int */;
+short int var29 /* : Bool */;
+short int var31 /* : Bool */;
+int cltype32;
+int idtype33;
+const char* var_class_name34;
+short int var35 /* : Bool */;
+long var37 /* : Int */;
+short int var39 /* : Bool */;
+int cltype40;
+int idtype41;
+const char* var_class_name42;
+long var43 /* : Int */;
+long var44 /* : Int */;
+short int var46 /* : Bool */;
+int cltype47;
+int idtype48;
+const char* var_class_name49;
+long var50 /* : Int */;
+static val* varoncenew51;
+static int varoncenew51_guard;
+val* var52 /* : FlatString */;
+val* var53 /* : FlatString */;
+val* var54 /* : FlatString */;
+var_i = p0;
+var1 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatString> */
+var_mybtlen = var1;
 {
-{ /* Inline flat#FlatStringByteReverseIterator#target (self) on <self:FlatStringByteReverseIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatStringByteReverseIterator___target].val; /* _target on <self:FlatStringByteReverseIterator> */
-if (unlikely(var6 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 650);
+{ /* Inline kernel$Int$* (var_mybtlen,var_i) on <var_mybtlen:Int> */
+/* Covariant cast for argument 0 (i) <var_i:Int> isa OTHER */
+/* <var_i:Int> isa OTHER */
+var4 = 1; /* easy <var_i:Int> isa OTHER*/
+if (unlikely(!var4)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 732);
 fatal_exit(1);
 }
-var4 = var6;
-RET_LABEL5:(void)0;
+var5 = var_mybtlen * var_i;
+var2 = var5;
+goto RET_LABEL3;
+RET_LABEL3:(void)0;
 }
 }
-var7 = var4->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <var4:FlatString> */
+var_new_byte_length = var2;
+var6 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatString> */
+var_mylen = var6;
 {
-{ /* Inline kernel#Int#- (var1,var7) on <var1:Int> */
-/* Covariant cast for argument 0 (i) <var7:Int> isa OTHER */
-/* <var7:Int> isa OTHER */
-var10 = 1; /* easy <var7:Int> isa OTHER*/
-if (unlikely(!var10)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+{ /* Inline kernel$Int$* (var_mylen,var_i) on <var_mylen:Int> */
+/* Covariant cast for argument 0 (i) <var_i:Int> isa OTHER */
+/* <var_i:Int> isa OTHER */
+var9 = 1; /* easy <var_i:Int> isa OTHER*/
+if (unlikely(!var9)) {
+var_class_name12 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name12);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 732);
 fatal_exit(1);
 }
-var11 = var1 - var7;
-var8 = var11;
-goto RET_LABEL9;
-RET_LABEL9:(void)0;
+var13 = var_mylen * var_i;
+var7 = var13;
+goto RET_LABEL8;
+RET_LABEL8:(void)0;
 }
 }
-var = var8;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+var_newlen = var7;
+var14 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatString> */
+var_its = var14;
+var15 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:FlatString> */
+var_fb = var15;
+if (likely(varoncenew_guard)) {
+var16 = varoncenew;
+} else {
+var17 = NULL/*special!*/;
+var16 = var17;
+varoncenew = var16;
+varoncenew_guard = 1;
 }
-/* method flat#FlatStringByteIterator#target for (self: FlatStringByteIterator): FlatString */
-val* core__flat___core__flat__FlatStringByteIterator___target(val* self) {
-val* var /* : FlatString */;
-val* var1 /* : FlatString */;
-var1 = self->attrs[COLOR_core__flat__FlatStringByteIterator___target].val; /* _target on <self:FlatStringByteIterator> */
-if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 676);
+{
+{ /* Inline kernel$Int$+ (var_new_byte_length,1l) on <var_new_byte_length:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var20 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var20)) {
+var_class_name23 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name23);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatStringByteIterator#target= for (self: FlatStringByteIterator, FlatString) */
-void core__flat___core__flat__FlatStringByteIterator___target_61d(val* self, val* p0) {
-self->attrs[COLOR_core__flat__FlatStringByteIterator___target].val = p0; /* _target on <self:FlatStringByteIterator> */
-RET_LABEL:;
-}
-/* method flat#FlatStringByteIterator#target_items for (self: FlatStringByteIterator): NativeString */
-char* core__flat___core__flat__FlatStringByteIterator___target_items(val* self) {
-char* var /* : NativeString */;
-char* var1 /* : NativeString */;
-var1 = self->attrs[COLOR_core__flat__FlatStringByteIterator___target_items].str; /* _target_items on <self:FlatStringByteIterator> */
-var = var1;
-RET_LABEL:;
-return var;
+var24 = var_new_byte_length + 1l;
+var18 = var24;
+goto RET_LABEL19;
+RET_LABEL19:(void)0;
 }
-/* method flat#FlatStringByteIterator#target_items= for (self: FlatStringByteIterator, NativeString) */
-void core__flat___core__flat__FlatStringByteIterator___target_items_61d(val* self, char* p0) {
-self->attrs[COLOR_core__flat__FlatStringByteIterator___target_items].str = p0; /* _target_items on <self:FlatStringByteIterator> */
-RET_LABEL:;
 }
-/* method flat#FlatStringByteIterator#curr_pos for (self: FlatStringByteIterator): Int */
-long core__flat___core__flat__FlatStringByteIterator___curr_pos(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-var1 = self->attrs[COLOR_core__flat__FlatStringByteIterator___curr_pos].l; /* _curr_pos on <self:FlatStringByteIterator> */
-var = var1;
-RET_LABEL:;
-return var;
+{
+{ /* Inline native$CString$new (var16,var18) on <var16:CString> */
+var27 = (char*)nit_alloc(var18);
+var25 = var27;
+goto RET_LABEL26;
+RET_LABEL26:(void)0;
 }
-/* method flat#FlatStringByteIterator#curr_pos= for (self: FlatStringByteIterator, Int) */
-void core__flat___core__flat__FlatStringByteIterator___curr_pos_61d(val* self, long p0) {
-self->attrs[COLOR_core__flat__FlatStringByteIterator___curr_pos].l = p0; /* _curr_pos on <self:FlatStringByteIterator> */
-RET_LABEL:;
 }
-/* method flat#FlatStringByteIterator#init for (self: FlatStringByteIterator) */
-void core__flat___core__flat__FlatStringByteIterator___core__kernel__Object__init(val* self) {
-val* var /* : FlatString */;
-val* var2 /* : FlatString */;
-val* var_tgt /* var tgt: FlatString */;
-char* var3 /* : NativeString */;
-val* var_ /* var : FlatStringByteIterator */;
-long var5 /* : Int */;
-long var7 /* : Int */;
-long var8 /* : Int */;
-long var9 /* : Int */;
-short int var11 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-long var12 /* : Int */;
+var_ns = var25;
 {
-((void(*)(val* self))(self->class->vft[COLOR_core__flat___core__flat__FlatStringByteIterator___core__kernel__Object__init]))(self); /* init on <self:FlatStringByteIterator>*/
+{ /* Inline native$CString$[]= (var_ns,var_new_byte_length,((unsigned char)0x00)) on <var_ns:CString> */
+var_ns[var_new_byte_length]=(unsigned char)((unsigned char)0x00);
+RET_LABEL28:(void)0;
+}
 }
+var_offset = 0l;
+for(;;) {
 {
-{ /* Inline flat#FlatStringByteIterator#target (self) on <self:FlatStringByteIterator> */
-var2 = self->attrs[COLOR_core__flat__FlatStringByteIterator___target].val; /* _target on <self:FlatStringByteIterator> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 676);
+{ /* Inline kernel$Int$> (var_i,0l) on <var_i:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var31 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var31)) {
+var_class_name34 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name34);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
 fatal_exit(1);
 }
-var = var2;
-RET_LABEL1:(void)0;
+var35 = var_i > 0l;
+var29 = var35;
+goto RET_LABEL30;
+RET_LABEL30:(void)0;
 }
 }
-var_tgt = var;
-var3 = var_tgt->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <var_tgt:FlatString> */
+if (var29){
 {
-{ /* Inline flat#FlatStringByteIterator#target_items= (self,var3) on <self:FlatStringByteIterator> */
-self->attrs[COLOR_core__flat__FlatStringByteIterator___target_items].str = var3; /* _target_items on <self:FlatStringByteIterator> */
-RET_LABEL4:(void)0;
+{ /* Inline native$CString$copy_to (var_its,var_ns,var_mybtlen,var_fb,var_offset) on <var_its:CString> */
+memmove(var_ns+var_offset,var_its+var_fb,var_mybtlen);
+RET_LABEL36:(void)0;
 }
 }
-var_ = self;
 {
-{ /* Inline flat#FlatStringByteIterator#curr_pos (var_) on <var_:FlatStringByteIterator> */
-var7 = var_->attrs[COLOR_core__flat__FlatStringByteIterator___curr_pos].l; /* _curr_pos on <var_:FlatStringByteIterator> */
-var5 = var7;
-RET_LABEL6:(void)0;
+{ /* Inline kernel$Int$+ (var_offset,var_mybtlen) on <var_offset:Int> */
+/* Covariant cast for argument 0 (i) <var_mybtlen:Int> isa OTHER */
+/* <var_mybtlen:Int> isa OTHER */
+var39 = 1; /* easy <var_mybtlen:Int> isa OTHER*/
+if (unlikely(!var39)) {
+var_class_name42 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name42);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
+}
+var43 = var_offset + var_mybtlen;
+var37 = var43;
+goto RET_LABEL38;
+RET_LABEL38:(void)0;
 }
 }
-var8 = var_tgt->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <var_tgt:FlatString> */
+var_offset = var37;
 {
-{ /* Inline kernel#Int#+ (var5,var8) on <var5:Int> */
-/* Covariant cast for argument 0 (i) <var8:Int> isa OTHER */
-/* <var8:Int> isa OTHER */
-var11 = 1; /* easy <var8:Int> isa OTHER*/
-if (unlikely(!var11)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+{ /* Inline kernel$Int$- (var_i,1l) on <var_i:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var46 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var46)) {
+var_class_name49 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name49);
 PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var12 = var5 + var8;
-var9 = var12;
-goto RET_LABEL10;
-RET_LABEL10:(void)0;
+var50 = var_i - 1l;
+var44 = var50;
+goto RET_LABEL45;
+RET_LABEL45:(void)0;
 }
 }
-{
-{ /* Inline flat#FlatStringByteIterator#curr_pos= (var_,var9) on <var_:FlatStringByteIterator> */
-var_->attrs[COLOR_core__flat__FlatStringByteIterator___curr_pos].l = var9; /* _curr_pos on <var_:FlatStringByteIterator> */
-RET_LABEL13:(void)0;
+var_i = var44;
+} else {
+goto BREAK_label;
+}
 }
+BREAK_label: (void)0;
+if (likely(varoncenew51_guard)) {
+var52 = varoncenew51;
+} else {
+var53 = NEW_core__FlatString(&type_core__FlatString);
+var52 = var53;
+varoncenew51 = var52;
+varoncenew51_guard = 1;
+}
+{
+var54 = core___core__FlatString___full(var52, var_ns, var_new_byte_length, 0l, var_newlen);
 }
+var = var54;
+goto RET_LABEL;
 RET_LABEL:;
+return var;
 }
-/* method flat#FlatStringByteIterator#is_ok for (self: FlatStringByteIterator): Bool */
-short int core__flat___core__flat__FlatStringByteIterator___core__abstract_collection__Iterator__is_ok(val* self) {
-short int var /* : Bool */;
-long var1 /* : Int */;
-long var3 /* : Int */;
-val* var4 /* : FlatString */;
-val* var6 /* : FlatString */;
-long var7 /* : Int */;
-short int var8 /* : Bool */;
-short int var10 /* : Bool */;
+/* method flat$FlatString$hash for (self: FlatString): Int */
+long core___core__FlatString___core__kernel__Object__hash(val* self) {
+long var /* : Int */;
+val* var1 /* : nullable Int */;
+val* var3 /* : nullable Int */;
+short int var4 /* : Bool */;
+short int var5 /* : Bool */;
+short int var7 /* : Bool */;
+long var_h /* var h: Int */;
+long var8 /* : Int */;
+long var_i /* var i: Int */;
+char* var9 /* : CString */;
+char* var_my_items /* var my_items: CString */;
+long var10 /* : Int */;
+long var_max /* var max: Int */;
+short int var11 /* : Bool */;
+short int var13 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-short int var11 /* : Bool */;
+short int var14 /* : Bool */;
+long var15 /* : Int */;
+long var17 /* : Int */;
+long var18 /* : Int */;
+short int var20 /* : Bool */;
+int cltype21;
+int idtype22;
+const char* var_class_name23;
+long var24 /* : Int */;
+unsigned char var25 /* : Byte */;
+unsigned char var27 /* : Byte */;
+long var28 /* : Int */;
+long var30 /* : Int */;
+long var31 /* : Int */;
+short int var33 /* : Bool */;
+int cltype34;
+int idtype35;
+const char* var_class_name36;
+long var37 /* : Int */;
+long var38 /* : Int */;
+short int var40 /* : Bool */;
+int cltype41;
+int idtype42;
+const char* var_class_name43;
+long var44 /* : Int */;
+val* var46 /* : nullable Int */;
+val* var47 /* : nullable Int */;
+val* var49 /* : nullable Int */;
+long var50 /* : Int */;
 {
-{ /* Inline flat#FlatStringByteIterator#curr_pos (self) on <self:FlatStringByteIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatStringByteIterator___curr_pos].l; /* _curr_pos on <self:FlatStringByteIterator> */
+{ /* Inline abstract_text$Text$hash_cache (self) on <self:FlatString> */
+var3 = self->attrs[COLOR_core__abstract_text__Text___hash_cache].val; /* _hash_cache on <self:FlatString> */
 var1 = var3;
 RET_LABEL2:(void)0;
 }
 }
-{
-{ /* Inline flat#FlatStringByteIterator#target (self) on <self:FlatStringByteIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatStringByteIterator___target].val; /* _target on <self:FlatStringByteIterator> */
-if (unlikely(var6 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 676);
-fatal_exit(1);
+if (var1 == NULL) {
+var4 = 1; /* is null */
+} else {
+var4 = 0; /* arg is null but recv is not */
 }
-var4 = var6;
-RET_LABEL5:(void)0;
+if (0) {
+{ /* Inline kernel$Int$== (var1,((val*)NULL)) on <var1:nullable Int> */
+var7 = 0; /* incompatible types Int vs. null; cannot be NULL */
+var5 = var7;
+goto RET_LABEL6;
+RET_LABEL6:(void)0;
 }
+var4 = var5;
 }
+if (var4){
+var_h = 5381l;
+var8 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:FlatString> */
+var_i = var8;
+var9 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatString> */
+var_my_items = var9;
 {
-var7 = core__flat___FlatText___last_byte(var4);
+var10 = core__flat___FlatText___last_byte(self);
 }
+var_max = var10;
+for(;;) {
 {
-{ /* Inline kernel#Int#<= (var1,var7) on <var1:Int> */
-/* Covariant cast for argument 0 (i) <var7:Int> isa OTHER */
-/* <var7:Int> isa OTHER */
-var10 = 1; /* easy <var7:Int> isa OTHER*/
-if (unlikely(!var10)) {
+{ /* Inline kernel$Int$<= (var_i,var_max) on <var_i:Int> */
+/* Covariant cast for argument 0 (i) <var_max:Int> isa OTHER */
+/* <var_max:Int> isa OTHER */
+var13 = 1; /* easy <var_max:Int> isa OTHER*/
+if (unlikely(!var13)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
 fatal_exit(1);
 }
-var11 = var1 <= var7;
-var8 = var11;
-goto RET_LABEL9;
-RET_LABEL9:(void)0;
-}
+var14 = var_i <= var_max;
+var11 = var14;
+goto RET_LABEL12;
+RET_LABEL12:(void)0;
 }
-var = var8;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
 }
-/* method flat#FlatStringByteIterator#item for (self: FlatStringByteIterator): Byte */
-unsigned char core__flat___core__flat__FlatStringByteIterator___core__abstract_collection__Iterator__item(val* self) {
-unsigned char var /* : Byte */;
-char* var1 /* : NativeString */;
-char* var3 /* : NativeString */;
-long var4 /* : Int */;
-long var6 /* : Int */;
-unsigned char var7 /* : Byte */;
-unsigned char var9 /* : Byte */;
+if (var11){
 {
-{ /* Inline flat#FlatStringByteIterator#target_items (self) on <self:FlatStringByteIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatStringByteIterator___target_items].str; /* _target_items on <self:FlatStringByteIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
+{ /* Inline kernel$Int$<< (var_h,5l) on <var_h:Int> */
+var17 = var_h << 5l;
+var15 = var17;
+goto RET_LABEL16;
+RET_LABEL16:(void)0;
 }
 }
 {
-{ /* Inline flat#FlatStringByteIterator#curr_pos (self) on <self:FlatStringByteIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatStringByteIterator___curr_pos].l; /* _curr_pos on <self:FlatStringByteIterator> */
-var4 = var6;
-RET_LABEL5:(void)0;
+{ /* Inline kernel$Int$+ (var15,var_h) on <var15:Int> */
+/* Covariant cast for argument 0 (i) <var_h:Int> isa OTHER */
+/* <var_h:Int> isa OTHER */
+var20 = 1; /* easy <var_h:Int> isa OTHER*/
+if (unlikely(!var20)) {
+var_class_name23 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name23);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
+}
+var24 = var15 + var_h;
+var18 = var24;
+goto RET_LABEL19;
+RET_LABEL19:(void)0;
 }
 }
 {
-{ /* Inline native#NativeString#[] (var1,var4) on <var1:NativeString> */
-var9 = (unsigned char)((int)var1[var4]);
-var7 = var9;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
+{ /* Inline native$CString$[] (var_my_items,var_i) on <var_my_items:CString> */
+var27 = (unsigned char)((int)var_my_items[var_i]);
+var25 = var27;
+goto RET_LABEL26;
+RET_LABEL26:(void)0;
 }
 }
-var = var7;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+{
+{ /* Inline kernel$Byte$to_i (var25) on <var25:Byte> */
+var30 = (long)var25;
+var28 = var30;
+goto RET_LABEL29;
+RET_LABEL29:(void)0;
 }
-/* method flat#FlatStringByteIterator#item for (self: Iterator[nullable Object]): nullable Object */
-val* VIRTUAL_core__flat___core__flat__FlatStringByteIterator___core__abstract_collection__Iterator__item(val* self) {
-val* var /* : nullable Object */;
-unsigned char var1 /* : Byte */;
-val* var2 /* : nullable Object */;
-var1 = core__flat___core__flat__FlatStringByteIterator___core__abstract_collection__Iterator__item(self);
-var2 = BOX_core__Byte(var1); /* autobox from Byte to nullable Object */
-var = var2;
-RET_LABEL:;
-return var;
 }
-/* method flat#FlatStringByteIterator#next for (self: FlatStringByteIterator) */
-void core__flat___core__flat__FlatStringByteIterator___core__abstract_collection__Iterator__next(val* self) {
-val* var_ /* var : FlatStringByteIterator */;
-long var /* : Int */;
-long var2 /* : Int */;
-long var3 /* : Int */;
-short int var5 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-long var6 /* : Int */;
-var_ = self;
 {
-{ /* Inline flat#FlatStringByteIterator#curr_pos (var_) on <var_:FlatStringByteIterator> */
-var2 = var_->attrs[COLOR_core__flat__FlatStringByteIterator___curr_pos].l; /* _curr_pos on <var_:FlatStringByteIterator> */
-var = var2;
-RET_LABEL1:(void)0;
+{ /* Inline kernel$Int$+ (var18,var28) on <var18:Int> */
+/* Covariant cast for argument 0 (i) <var28:Int> isa OTHER */
+/* <var28:Int> isa OTHER */
+var33 = 1; /* easy <var28:Int> isa OTHER*/
+if (unlikely(!var33)) {
+var_class_name36 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name36);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
+}
+var37 = var18 + var28;
+var31 = var37;
+goto RET_LABEL32;
+RET_LABEL32:(void)0;
 }
 }
+var_h = var31;
 {
-{ /* Inline kernel#Int#+ (var,1l) on <var:Int> */
+{ /* Inline kernel$Int$+ (var_i,1l) on <var_i:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var5 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var5)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+var40 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var40)) {
+var_class_name43 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name43);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var6 = var + 1l;
-var3 = var6;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
-}
+var44 = var_i + 1l;
+var38 = var44;
+goto RET_LABEL39;
+RET_LABEL39:(void)0;
 }
-{
-{ /* Inline flat#FlatStringByteIterator#curr_pos= (var_,var3) on <var_:FlatStringByteIterator> */
-var_->attrs[COLOR_core__flat__FlatStringByteIterator___curr_pos].l = var3; /* _curr_pos on <var_:FlatStringByteIterator> */
-RET_LABEL7:(void)0;
 }
+var_i = var38;
+} else {
+goto BREAK_label;
 }
-RET_LABEL:;
 }
-/* method flat#FlatStringByteIterator#index for (self: FlatStringByteIterator): Int */
-long core__flat___core__flat__FlatStringByteIterator___core__abstract_collection__IndexedIterator__index(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-long var3 /* : Int */;
-val* var4 /* : FlatString */;
-val* var6 /* : FlatString */;
-long var7 /* : Int */;
-long var8 /* : Int */;
-short int var10 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-long var11 /* : Int */;
+BREAK_label: (void)0;
 {
-{ /* Inline flat#FlatStringByteIterator#curr_pos (self) on <self:FlatStringByteIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatStringByteIterator___curr_pos].l; /* _curr_pos on <self:FlatStringByteIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
+{ /* Inline abstract_text$Text$hash_cache= (self,var_h) on <self:FlatString> */
+var46 = (val*)(var_h<<2|1);
+self->attrs[COLOR_core__abstract_text__Text___hash_cache].val = var46; /* _hash_cache on <self:FlatString> */
+RET_LABEL45:(void)0;
+}
 }
+} else {
 }
 {
-{ /* Inline flat#FlatStringByteIterator#target (self) on <self:FlatStringByteIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatStringByteIterator___target].val; /* _target on <self:FlatStringByteIterator> */
-if (unlikely(var6 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 676);
-fatal_exit(1);
+{ /* Inline abstract_text$Text$hash_cache (self) on <self:FlatString> */
+var49 = self->attrs[COLOR_core__abstract_text__Text___hash_cache].val; /* _hash_cache on <self:FlatString> */
+var47 = var49;
+RET_LABEL48:(void)0;
 }
-var4 = var6;
-RET_LABEL5:(void)0;
 }
+if (unlikely(var47 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var7 = var4->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <var4:FlatString> */
-{
-{ /* Inline kernel#Int#- (var1,var7) on <var1:Int> */
-/* Covariant cast for argument 0 (i) <var7:Int> isa OTHER */
-/* <var7:Int> isa OTHER */
-var10 = 1; /* easy <var7:Int> isa OTHER*/
-if (unlikely(!var10)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+PRINT_ERROR("Runtime error: %s", "Cast failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 662);
 fatal_exit(1);
 }
-var11 = var1 - var7;
-var8 = var11;
-goto RET_LABEL9;
-RET_LABEL9:(void)0;
+var50 = (long)(var47)>>2;
+var = var50;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method flat$FlatString$substrings for (self: FlatString): Iterator[FlatText] */
+val* core___core__FlatString___core__abstract_text__Text__substrings(val* self) {
+val* var /* : Iterator[FlatText] */;
+val* var1 /* : FlatSubstringsIter */;
+var1 = NEW_core__flat__FlatSubstringsIter(&type_core__flat__FlatSubstringsIter);
+{
+((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatSubstringsIter__tgt_61d]))(var1, self); /* tgt= on <var1:FlatSubstringsIter>*/
 }
+{
+((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatSubstringsIter>*/
 }
-var = var8;
+var = var1;
 goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatStringByteView#[] for (self: FlatStringByteView, Int): Byte */
-unsigned char core__flat___core__flat__FlatStringByteView___core__abstract_collection__SequenceRead___91d_93d(val* self, long p0) {
-unsigned char var /* : Byte */;
-long var_index /* var index: Int */;
-val* var1 /* : Text */;
-val* var_target /* var target: FlatString */;
+/* method flat$UnicodeFlatString$full_data for (self: UnicodeFlatString, CString, Int, Int, Int) */
+void core__flat___core__flat__UnicodeFlatString___full_data(val* self, char* p0, long p1, long p2, long p3) {
+char* var_items /* var items: CString */;
+long var_byte_length /* var byte_length: Int */;
+long var_from /* var from: Int */;
+long var_length /* var length: Int */;
+{
+{ /* Inline kernel$Object$init (self) on <self:UnicodeFlatString> */
+RET_LABEL1:(void)0;
+}
+}
+var_items = p0;
+var_byte_length = p1;
+var_from = p2;
+var_length = p3;
+self->attrs[COLOR_core__abstract_text__FlatText___items].str = var_items; /* _items on <self:UnicodeFlatString> */
+self->attrs[COLOR_core__abstract_text__FlatText___length].l = var_length; /* _length on <self:UnicodeFlatString> */
+self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l = var_byte_length; /* _byte_length on <self:UnicodeFlatString> */
+self->attrs[COLOR_core__flat__FlatString___first_byte].l = var_from; /* _first_byte on <self:UnicodeFlatString> */
+self->attrs[COLOR_core__flat__FlatText___bytepos].l = var_from; /* _bytepos on <self:UnicodeFlatString> */
+RET_LABEL:;
+}
+/* method flat$UnicodeFlatString$substring_from for (self: UnicodeFlatString, Int): String */
+val* core__flat___core__flat__UnicodeFlatString___core__abstract_text__Text__substring_from(val* self, long p0) {
+val* var /* : String */;
+long var_from /* var from: Int */;
+long var1 /* : Int */;
 short int var2 /* : Bool */;
-short int var3 /* : Bool */;
-short int var5 /* : Bool */;
+short int var4 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-short int var6 /* : Bool */;
-short int var_ /* var : Bool */;
-long var7 /* : Int */;
-short int var8 /* : Bool */;
-short int var10 /* : Bool */;
-int cltype11;
-int idtype12;
-const char* var_class_name13;
-short int var14 /* : Bool */;
+short int var5 /* : Bool */;
+val* var6 /* : String */;
+short int var7 /* : Bool */;
+short int var9 /* : Bool */;
+int cltype10;
+int idtype11;
+const char* var_class_name12;
+short int var13 /* : Bool */;
+long var14 /* : Int */;
+long var_c /* var c: Int */;
 long var15 /* : Int */;
 long var16 /* : Int */;
 short int var18 /* : Bool */;
@@ -5760,67 +5474,86 @@ int cltype19;
 int idtype20;
 const char* var_class_name21;
 long var22 /* : Int */;
-long var_ind /* var ind: Int */;
-char* var23 /* : NativeString */;
-unsigned char var24 /* : Byte */;
-unsigned char var26 /* : Byte */;
-var_index = p0;
-var1 = self->attrs[COLOR_core__abstract_text__StringByteView___target].val; /* _target on <self:FlatStringByteView> */
-if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 708);
-fatal_exit(1);
-}
-var_target = var1;
+long var_st /* var st: Int */;
+long var23 /* : Int */;
+long var25 /* : Int */;
+long var26 /* : Int */;
+short int var28 /* : Bool */;
+int cltype29;
+int idtype30;
+const char* var_class_name31;
+long var32 /* : Int */;
+long var_fln /* var fln: Int */;
+static val* varoncenew;
+static int varoncenew_guard;
+val* var33 /* : FlatString */;
+val* var34 /* : FlatString */;
+char* var35 /* : CString */;
+char* var37 /* : CString */;
+long var38 /* : Int */;
+long var39 /* : Int */;
+short int var41 /* : Bool */;
+int cltype42;
+int idtype43;
+const char* var_class_name44;
+long var45 /* : Int */;
+val* var46 /* : FlatString */;
+var_from = p0;
+var1 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:UnicodeFlatString> */
 {
-{ /* Inline kernel#Int#>= (var_index,0l) on <var_index:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var5 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var5)) {
+{ /* Inline kernel$Int$>= (var_from,var1) on <var_from:Int> */
+/* Covariant cast for argument 0 (i) <var1:Int> isa OTHER */
+/* <var1:Int> isa OTHER */
+var4 = 1; /* easy <var1:Int> isa OTHER*/
+if (unlikely(!var4)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 729);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 726);
 fatal_exit(1);
 }
-var6 = var_index >= 0l;
-var3 = var6;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
+var5 = var_from >= var1;
+var2 = var5;
+goto RET_LABEL3;
+RET_LABEL3:(void)0;
 }
 }
-var_ = var3;
-if (var3){
-var7 = var_target->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <var_target:FlatString> */
+if (var2){
 {
-{ /* Inline kernel#Int#< (var_index,var7) on <var_index:Int> */
-/* Covariant cast for argument 0 (i) <var7:Int> isa OTHER */
-/* <var7:Int> isa OTHER */
-var10 = 1; /* easy <var7:Int> isa OTHER*/
-if (unlikely(!var10)) {
-var_class_name13 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name13);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+var6 = core___core__FlatString___core__abstract_text__Text__empty(self);
+}
+var = var6;
+goto RET_LABEL;
+} else {
+}
+{
+{ /* Inline kernel$Int$<= (var_from,0l) on <var_from:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var9 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var9)) {
+var_class_name12 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name12);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
 fatal_exit(1);
 }
-var14 = var_index < var7;
-var8 = var14;
-goto RET_LABEL9;
-RET_LABEL9:(void)0;
+var13 = var_from <= 0l;
+var7 = var13;
+goto RET_LABEL8;
+RET_LABEL8:(void)0;
 }
 }
-var2 = var8;
+if (var7){
+var = self;
+goto RET_LABEL;
 } else {
-var2 = var_;
 }
-if (unlikely(!var2)) {
-PRINT_ERROR("Runtime error: %s", "Assert failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 709);
-fatal_exit(1);
+{
+var14 = core__flat___FlatText___char_to_byte_index(self, var_from);
 }
-var15 = var_target->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <var_target:FlatString> */
+var_c = var14;
+var15 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:UnicodeFlatString> */
 {
-{ /* Inline kernel#Int#+ (var_index,var15) on <var_index:Int> */
+{ /* Inline kernel$Int$- (var_c,var15) on <var_c:Int> */
 /* Covariant cast for argument 0 (i) <var15:Int> isa OTHER */
 /* <var15:Int> isa OTHER */
 var18 = 1; /* easy <var15:Int> isa OTHER*/
@@ -5830,2773 +5563,3009 @@ PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_
 PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var22 = var_index + var15;
+var22 = var_c - var15;
 var16 = var22;
 goto RET_LABEL17;
 RET_LABEL17:(void)0;
 }
 }
-var_ind = var16;
-var23 = var_target->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <var_target:FlatString> */
+var_st = var16;
 {
-{ /* Inline native#NativeString#[] (var23,var_ind) on <var23:NativeString> */
-var26 = (unsigned char)((int)var23[var_ind]);
-var24 = var26;
-goto RET_LABEL25;
-RET_LABEL25:(void)0;
-}
-}
-var = var24;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+{ /* Inline abstract_text$FlatText$byte_length (self) on <self:UnicodeFlatString> */
+var25 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:UnicodeFlatString> */
+var23 = var25;
+RET_LABEL24:(void)0;
 }
-/* method flat#FlatStringByteView#[] for (self: SequenceRead[nullable Object], Int): nullable Object */
-val* VIRTUAL_core__flat___core__flat__FlatStringByteView___core__abstract_collection__SequenceRead___91d_93d(val* self, long p0) {
-val* var /* : nullable Object */;
-unsigned char var1 /* : Byte */;
-val* var2 /* : nullable Object */;
-var1 = core__flat___core__flat__FlatStringByteView___core__abstract_collection__SequenceRead___91d_93d(self, p0);
-var2 = BOX_core__Byte(var1); /* autobox from Byte to nullable Object */
-var = var2;
-RET_LABEL:;
-return var;
 }
-/* method flat#FlatStringByteView#iterator_from for (self: FlatStringByteView, Int): IndexedIterator[Byte] */
-val* core__flat___core__flat__FlatStringByteView___core__abstract_collection__SequenceRead__iterator_from(val* self, long p0) {
-val* var /* : IndexedIterator[Byte] */;
-long var_start /* var start: Int */;
-val* var1 /* : FlatStringByteIterator */;
-val* var2 /* : Text */;
-val* var4 /* : Text */;
-var_start = p0;
-var1 = NEW_core__flat__FlatStringByteIterator(&type_core__flat__FlatStringByteIterator);
 {
-{ /* Inline abstract_text#StringByteView#target (self) on <self:FlatStringByteView> */
-var4 = self->attrs[COLOR_core__abstract_text__StringByteView___target].val; /* _target on <self:FlatStringByteView> */
-if (unlikely(var4 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1156);
+{ /* Inline kernel$Int$- (var23,var_st) on <var23:Int> */
+/* Covariant cast for argument 0 (i) <var_st:Int> isa OTHER */
+/* <var_st:Int> isa OTHER */
+var28 = 1; /* easy <var_st:Int> isa OTHER*/
+if (unlikely(!var28)) {
+var_class_name31 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name31);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var2 = var4;
-RET_LABEL3:(void)0;
-}
+var32 = var23 - var_st;
+var26 = var32;
+goto RET_LABEL27;
+RET_LABEL27:(void)0;
 }
-{
-((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatStringByteIterator__target_61d]))(var1, var2); /* target= on <var1:FlatStringByteIterator>*/
 }
-{
-((void(*)(val* self, long p0))(var1->class->vft[COLOR_core__flat__FlatStringByteIterator__curr_pos_61d]))(var1, var_start); /* curr_pos= on <var1:FlatStringByteIterator>*/
+var_fln = var26;
+if (likely(varoncenew_guard)) {
+var33 = varoncenew;
+} else {
+var34 = NEW_core__FlatString(&type_core__FlatString);
+var33 = var34;
+varoncenew = var33;
+varoncenew_guard = 1;
 }
 {
-((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatStringByteIterator>*/
+{ /* Inline abstract_text$FlatText$items (self) on <self:UnicodeFlatString> */
+var37 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:UnicodeFlatString> */
+var35 = var37;
+RET_LABEL36:(void)0;
 }
-var = var1;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
 }
-/* method flat#FlatStringByteView#reverse_iterator_from for (self: FlatStringByteView, Int): IndexedIterator[Byte] */
-val* core__flat___core__flat__FlatStringByteView___core__abstract_collection__SequenceRead__reverse_iterator_from(val* self, long p0) {
-val* var /* : IndexedIterator[Byte] */;
-long var_start /* var start: Int */;
-val* var1 /* : FlatStringByteReverseIterator */;
-val* var2 /* : Text */;
-val* var4 /* : Text */;
-var_start = p0;
-var1 = NEW_core__flat__FlatStringByteReverseIterator(&type_core__flat__FlatStringByteReverseIterator);
+var38 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:UnicodeFlatString> */
 {
-{ /* Inline abstract_text#StringByteView#target (self) on <self:FlatStringByteView> */
-var4 = self->attrs[COLOR_core__abstract_text__StringByteView___target].val; /* _target on <self:FlatStringByteView> */
-if (unlikely(var4 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1156);
+{ /* Inline kernel$Int$- (var38,var_from) on <var38:Int> */
+/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
+/* <var_from:Int> isa OTHER */
+var41 = 1; /* easy <var_from:Int> isa OTHER*/
+if (unlikely(!var41)) {
+var_class_name44 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name44);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var2 = var4;
-RET_LABEL3:(void)0;
-}
-}
-{
-((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatStringByteReverseIterator__target_61d]))(var1, var2); /* target= on <var1:FlatStringByteReverseIterator>*/
+var45 = var38 - var_from;
+var39 = var45;
+goto RET_LABEL40;
+RET_LABEL40:(void)0;
 }
-{
-((void(*)(val* self, long p0))(var1->class->vft[COLOR_core__flat__FlatStringByteReverseIterator__curr_pos_61d]))(var1, var_start); /* curr_pos= on <var1:FlatStringByteReverseIterator>*/
 }
 {
-((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatStringByteReverseIterator>*/
+var46 = core___core__FlatString___full(var33, var35, var_fln, var_c, var39);
 }
-var = var1;
+var = var46;
 goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#Buffer#new for (self: Buffer): Buffer */
-val* core__flat___Buffer___new(val* self) {
-val* var /* : Buffer */;
-val* var1 /* : FlatBuffer */;
-var1 = NEW_core__FlatBuffer(&type_core__FlatBuffer);
-{
-{ /* Inline flat#FlatBuffer#init (var1) on <var1:FlatBuffer> */
+/* method flat$ASCIIFlatString$full_data for (self: ASCIIFlatString, CString, Int, Int, Int) */
+void core__flat___core__flat__ASCIIFlatString___full_data(val* self, char* p0, long p1, long p2, long p3) {
+char* var_items /* var items: CString */;
+long var_byte_length /* var byte_length: Int */;
+long var_from /* var from: Int */;
+long var_length /* var length: Int */;
 {
-((void(*)(val* self))(var1->class->vft[COLOR_core___core__FlatBuffer___core__kernel__Object__init]))(var1); /* init on <var1:FlatBuffer>*/
-}
-RET_LABEL2:(void)0;
-}
-}
-var = var1;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+{ /* Inline kernel$Object$init (self) on <self:ASCIIFlatString> */
+RET_LABEL1:(void)0;
 }
-/* method flat#Buffer#with_cap for (self: Buffer, Int): Buffer */
-val* core__flat___Buffer___with_cap(val* self, long p0) {
-val* var /* : Buffer */;
-long var_i /* var i: Int */;
-val* var1 /* : FlatBuffer */;
-var_i = p0;
-var1 = NEW_core__FlatBuffer(&type_core__FlatBuffer);
-{
-core___core__FlatBuffer___with_capacity(var1, var_i); /* Direct call flat#FlatBuffer#with_capacity on <var1:FlatBuffer>*/
 }
-var = var1;
-goto RET_LABEL;
+var_items = p0;
+var_byte_length = p1;
+var_from = p2;
+var_length = p3;
+self->attrs[COLOR_core__abstract_text__FlatText___items].str = var_items; /* _items on <self:ASCIIFlatString> */
+self->attrs[COLOR_core__abstract_text__FlatText___length].l = var_length; /* _length on <self:ASCIIFlatString> */
+self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l = var_byte_length; /* _byte_length on <self:ASCIIFlatString> */
+self->attrs[COLOR_core__flat__FlatString___first_byte].l = var_from; /* _first_byte on <self:ASCIIFlatString> */
+self->attrs[COLOR_core__flat__FlatText___bytepos].l = var_from; /* _bytepos on <self:ASCIIFlatString> */
 RET_LABEL:;
-return var;
 }
-/* method flat#FlatBuffer#chars for (self: FlatBuffer): Sequence[Char] */
-val* core___core__FlatBuffer___core__abstract_text__Text__chars(val* self) {
-val* var /* : Sequence[Char] */;
+/* method flat$ASCIIFlatString$[] for (self: ASCIIFlatString, Int): Char */
+uint32_t core__flat___core__flat__ASCIIFlatString___core__abstract_text__Text___91d_93d(val* self, long p0) {
+uint32_t var /* : Char */;
+long var_idx /* var idx: Int */;
 short int var1 /* : Bool */;
-val* var2 /* : Sequence[Char] */;
-val* var3 /* : FlatBufferCharView */;
-var1 = self->attrs[COLOR_core__flat__FlatBuffer___chars].val != NULL; /* _chars on <self:FlatBuffer> */
-if(likely(var1)) {
-var2 = self->attrs[COLOR_core__flat__FlatBuffer___chars].val; /* _chars on <self:FlatBuffer> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _chars");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 731);
-fatal_exit(1);
-}
-} else {
-var3 = NEW_core__flat__FlatBufferCharView(&type_core__flat__FlatBufferCharView);
-{
-((void(*)(val* self, val* p0))(var3->class->vft[COLOR_core__abstract_text__StringCharView__target_61d]))(var3, self); /* target= on <var3:FlatBufferCharView>*/
-}
+long var2 /* : Int */;
+short int var3 /* : Bool */;
+short int var5 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+short int var6 /* : Bool */;
+short int var_ /* var : Bool */;
+short int var7 /* : Bool */;
+short int var9 /* : Bool */;
+int cltype10;
+int idtype11;
+const char* var_class_name12;
+short int var13 /* : Bool */;
+char* var14 /* : CString */;
+long var15 /* : Int */;
+long var16 /* : Int */;
+short int var18 /* : Bool */;
+int cltype19;
+int idtype20;
+const char* var_class_name21;
+long var22 /* : Int */;
+unsigned char var23 /* : Byte */;
+unsigned char var25 /* : Byte */;
+uint32_t var26 /* : Char */;
+uint32_t var28 /* : Char */;
+var_idx = p0;
+var2 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:ASCIIFlatString> */
 {
-((void(*)(val* self))(var3->class->vft[COLOR_core__kernel__Object__init]))(var3); /* init on <var3:FlatBufferCharView>*/
-}
-self->attrs[COLOR_core__flat__FlatBuffer___chars].val = var3; /* _chars on <self:FlatBuffer> */
-var2 = var3;
-}
-var = var2;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatBuffer#bytes for (self: FlatBuffer): SequenceRead[Byte] */
-val* core___core__FlatBuffer___core__abstract_text__Text__bytes(val* self) {
-val* var /* : SequenceRead[Byte] */;
-short int var1 /* : Bool */;
-val* var2 /* : SequenceRead[Byte] */;
-val* var3 /* : FlatBufferByteView */;
-var1 = self->attrs[COLOR_core__flat__FlatBuffer___bytes].val != NULL; /* _bytes on <self:FlatBuffer> */
-if(likely(var1)) {
-var2 = self->attrs[COLOR_core__flat__FlatBuffer___bytes].val; /* _bytes on <self:FlatBuffer> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _bytes");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 733);
+{ /* Inline kernel$Int$< (var_idx,var2) on <var_idx:Int> */
+/* Covariant cast for argument 0 (i) <var2:Int> isa OTHER */
+/* <var2:Int> isa OTHER */
+var5 = 1; /* easy <var2:Int> isa OTHER*/
+if (unlikely(!var5)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
-} else {
-var3 = NEW_core__flat__FlatBufferByteView(&type_core__flat__FlatBufferByteView);
-{
-((void(*)(val* self, val* p0))(var3->class->vft[COLOR_core__abstract_text__StringByteView__target_61d]))(var3, self); /* target= on <var3:FlatBufferByteView>*/
-}
-{
-((void(*)(val* self))(var3->class->vft[COLOR_core__kernel__Object__init]))(var3); /* init on <var3:FlatBufferByteView>*/
-}
-self->attrs[COLOR_core__flat__FlatBuffer___bytes].val = var3; /* _bytes on <self:FlatBuffer> */
-var2 = var3;
-}
-var = var2;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatBuffer#capacity for (self: FlatBuffer): Int */
-long core___core__FlatBuffer___capacity(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-var1 = self->attrs[COLOR_core__flat__FlatBuffer___capacity].l; /* _capacity on <self:FlatBuffer> */
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatBuffer#capacity= for (self: FlatBuffer, Int) */
-void core___core__FlatBuffer___capacity_61d(val* self, long p0) {
-self->attrs[COLOR_core__flat__FlatBuffer___capacity].l = p0; /* _capacity on <self:FlatBuffer> */
-RET_LABEL:;
-}
-/* method flat#FlatBuffer#real_items for (self: FlatBuffer): NativeString */
-char* core___core__FlatBuffer___real_items(val* self) {
-char* var /* : NativeString */;
-char* var1 /* : NativeString */;
-var1 = self->attrs[COLOR_core__flat__FlatBuffer___real_items].str; /* _real_items on <self:FlatBuffer> */
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatBuffer#real_items= for (self: FlatBuffer, NativeString) */
-void core___core__FlatBuffer___real_items_61d(val* self, char* p0) {
-self->attrs[COLOR_core__flat__FlatBuffer___real_items].str = p0; /* _real_items on <self:FlatBuffer> */
-RET_LABEL:;
+var6 = var_idx < var2;
+var3 = var6;
+goto RET_LABEL4;
+RET_LABEL4:(void)0;
 }
-/* method flat#FlatBuffer#substrings for (self: FlatBuffer): Iterator[FlatText] */
-val* core___core__FlatBuffer___core__abstract_text__Text__substrings(val* self) {
-val* var /* : Iterator[FlatText] */;
-val* var1 /* : FlatSubstringsIter */;
-var1 = NEW_core__flat__FlatSubstringsIter(&type_core__flat__FlatSubstringsIter);
-{
-((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatSubstringsIter__tgt_61d]))(var1, self); /* tgt= on <var1:FlatSubstringsIter>*/
 }
+var_ = var3;
+if (var3){
 {
-((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatSubstringsIter>*/
+{ /* Inline kernel$Int$>= (var_idx,0l) on <var_idx:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var9 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var9)) {
+var_class_name12 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name12);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 726);
+fatal_exit(1);
 }
-var = var1;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+var13 = var_idx >= 0l;
+var7 = var13;
+goto RET_LABEL8;
+RET_LABEL8:(void)0;
 }
-/* method flat#FlatBuffer#reset for (self: FlatBuffer) */
-void core___core__FlatBuffer___reset(val* self) {
-char* var /* : NativeString */;
-long var1 /* : Int */;
-long var3 /* : Int */;
-char* var4 /* : NativeString */;
-char* var6 /* : NativeString */;
-char* var_nns /* var nns: NativeString */;
-long var7 /* : Int */;
-short int var8 /* : Bool */;
-short int var10 /* : Bool */;
-short int var11 /* : Bool */;
-char* var12 /* : NativeString */;
-long var13 /* : Int */;
-var = NULL/*special!*/;
-{
-{ /* Inline flat#FlatBuffer#capacity (self) on <self:FlatBuffer> */
-var3 = self->attrs[COLOR_core__flat__FlatBuffer___capacity].l; /* _capacity on <self:FlatBuffer> */
-var1 = var3;
-RET_LABEL2:(void)0;
 }
+var1 = var7;
+} else {
+var1 = var_;
 }
-{
-{ /* Inline native#NativeString#new (var,var1) on <var:NativeString> */
-var6 = (char*)nit_alloc(var1);
-var4 = var6;
-goto RET_LABEL5;
-RET_LABEL5:(void)0;
+if (unlikely(!var1)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
+PRINT_ERROR("Runtime error: %s", "Assert failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 705);
+fatal_exit(1);
 }
-var_nns = var4;
-var7 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatBuffer> */
+var14 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:ASCIIFlatString> */
+var15 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:ASCIIFlatString> */
 {
-{ /* Inline kernel#Int#!= (var7,0l) on <var7:Int> */
-var10 = var7 == 0l;
-var11 = !var10;
-var8 = var11;
-goto RET_LABEL9;
-RET_LABEL9:(void)0;
+{ /* Inline kernel$Int$+ (var_idx,var15) on <var_idx:Int> */
+/* Covariant cast for argument 0 (i) <var15:Int> isa OTHER */
+/* <var15:Int> isa OTHER */
+var18 = 1; /* easy <var15:Int> isa OTHER*/
+if (unlikely(!var18)) {
+var_class_name21 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name21);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
 }
+var22 = var_idx + var15;
+var16 = var22;
+goto RET_LABEL17;
+RET_LABEL17:(void)0;
 }
-if (var8){
-var12 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
-var13 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatBuffer> */
-{
-{ /* Inline native#NativeString#copy_to (var12,var_nns,var13,0l,0l) on <var12:NativeString> */
-memmove(var_nns+0l,var12+0l,var13);
-RET_LABEL14:(void)0;
 }
+{
+{ /* Inline native$CString$[] (var14,var16) on <var14:CString> */
+var25 = (unsigned char)((int)var14[var16]);
+var23 = var25;
+goto RET_LABEL24;
+RET_LABEL24:(void)0;
 }
-} else {
 }
-self->attrs[COLOR_core__abstract_text__FlatText___items].str = var_nns; /* _items on <self:FlatBuffer> */
 {
-{ /* Inline abstract_text#Buffer#written= (self,0) on <self:FlatBuffer> */
-self->attrs[COLOR_core__abstract_text__Buffer___written].s = 0; /* _written on <self:FlatBuffer> */
-RET_LABEL15:(void)0;
+{ /* Inline kernel$Byte$ascii (var23) on <var23:Byte> */
+var28 = (uint32_t)var23;
+var26 = var28;
+goto RET_LABEL27;
+RET_LABEL27:(void)0;
 }
 }
+var = var26;
+goto RET_LABEL;
 RET_LABEL:;
+return var;
 }
-/* method flat#FlatBuffer#rshift_bytes for (self: FlatBuffer, Int, Int) */
-void core___core__FlatBuffer___rshift_bytes(val* self, long p0, long p1) {
+/* method flat$ASCIIFlatString$substring for (self: ASCIIFlatString, Int, Int): String */
+val* core__flat___core__flat__ASCIIFlatString___core__abstract_text__Text__substring(val* self, long p0, long p1) {
+val* var /* : String */;
 long var_from /* var from: Int */;
-long var_len /* var len: Int */;
-char* var /* : NativeString */;
-char* var_oit /* var oit: NativeString */;
-char* var1 /* : NativeString */;
-char* var_nit /* var nit: NativeString */;
-long var2 /* : Int */;
-long var_bt /* var bt: Int */;
-long var3 /* : Int */;
-short int var5 /* : Bool */;
+long var_count /* var count: Int */;
+long var1 /* : Int */;
+long var_ln /* var ln: Int */;
+short int var2 /* : Bool */;
+short int var4 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-long var6 /* : Int */;
-long var7 /* : Int */;
-long var9 /* : Int */;
-short int var10 /* : Bool */;
-short int var12 /* : Bool */;
-int cltype13;
-int idtype14;
-const char* var_class_name15;
-short int var16 /* : Bool */;
-long var17 /* : Int */;
+short int var5 /* : Bool */;
+static val* varonce;
+val* var6 /* : String */;
+char* var7 /* : CString */;
+val* var8 /* : String */;
+val* var9 /* : nullable Int */;
+val* var10 /* : nullable Int */;
+val* var11 /* : nullable Bool */;
+val* var12 /* : nullable Bool */;
+long var13 /* : Int */;
+short int var15 /* : Bool */;
+int cltype16;
+int idtype17;
+const char* var_class_name18;
 long var19 /* : Int */;
-long var20 /* : Int */;
+short int var20 /* : Bool */;
 short int var22 /* : Bool */;
 int cltype23;
 int idtype24;
 const char* var_class_name25;
-long var26 /* : Int */;
+short int var26 /* : Bool */;
 long var27 /* : Int */;
 short int var29 /* : Bool */;
 int cltype30;
 int idtype31;
 const char* var_class_name32;
 long var33 /* : Int */;
-char* var35 /* : NativeString */;
-long var36 /* : Int */;
-long var38 /* : Int */;
-char* var39 /* : NativeString */;
-char* var41 /* : NativeString */;
-long var43 /* : Int */;
-short int var45 /* : Bool */;
-int cltype46;
-int idtype47;
-const char* var_class_name48;
-long var49 /* : Int */;
-long var50 /* : Int */;
-short int var52 /* : Bool */;
-int cltype53;
-int idtype54;
-const char* var_class_name55;
+short int var34 /* : Bool */;
+short int var36 /* : Bool */;
+int cltype37;
+int idtype38;
+const char* var_class_name39;
+short int var40 /* : Bool */;
+static val* varonce41;
+val* var42 /* : String */;
+char* var43 /* : CString */;
+val* var44 /* : String */;
+val* var45 /* : nullable Int */;
+val* var46 /* : nullable Int */;
+val* var47 /* : nullable Bool */;
+val* var48 /* : nullable Bool */;
+short int var49 /* : Bool */;
+short int var51 /* : Bool */;
+int cltype52;
+int idtype53;
+const char* var_class_name54;
+short int var55 /* : Bool */;
 long var56 /* : Int */;
+short int var58 /* : Bool */;
+int cltype59;
+int idtype60;
+const char* var_class_name61;
+long var62 /* : Int */;
+short int var63 /* : Bool */;
+short int var65 /* : Bool */;
+int cltype66;
+int idtype67;
+const char* var_class_name68;
+short int var69 /* : Bool */;
+static val* varonce70;
+val* var71 /* : String */;
+char* var72 /* : CString */;
+val* var73 /* : String */;
+val* var74 /* : nullable Int */;
+val* var75 /* : nullable Int */;
+val* var76 /* : nullable Bool */;
+val* var77 /* : nullable Bool */;
+val* var78 /* : ASCIIFlatString */;
+char* var79 /* : CString */;
+long var80 /* : Int */;
+long var81 /* : Int */;
+short int var83 /* : Bool */;
+int cltype84;
+int idtype85;
+const char* var_class_name86;
+long var87 /* : Int */;
 var_from = p0;
-var_len = p1;
-var = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
-var_oit = var;
-var1 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
-var_nit = var1;
-var2 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatBuffer> */
-var_bt = var2;
+var_count = p1;
+var1 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:ASCIIFlatString> */
+var_ln = var1;
 {
-{ /* Inline kernel#Int#+ (var_bt,var_len) on <var_bt:Int> */
-/* Covariant cast for argument 0 (i) <var_len:Int> isa OTHER */
-/* <var_len:Int> isa OTHER */
-var5 = 1; /* easy <var_len:Int> isa OTHER*/
-if (unlikely(!var5)) {
+{ /* Inline kernel$Int$<= (var_count,0l) on <var_count:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var4 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var4)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
 fatal_exit(1);
 }
-var6 = var_bt + var_len;
-var3 = var6;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
+var5 = var_count <= 0l;
+var2 = var5;
+goto RET_LABEL3;
+RET_LABEL3:(void)0;
 }
 }
-{
-{ /* Inline flat#FlatBuffer#capacity (self) on <self:FlatBuffer> */
-var9 = self->attrs[COLOR_core__flat__FlatBuffer___capacity].l; /* _capacity on <self:FlatBuffer> */
-var7 = var9;
-RET_LABEL8:(void)0;
+if (var2){
+if (likely(varonce!=NULL)) {
+var6 = varonce;
+} else {
+var7 = "";
+var9 = (val*)(0l<<2|1);
+var10 = (val*)(0l<<2|1);
+var11 = (val*)((long)(0)<<2|3);
+var12 = (val*)((long)(0)<<2|3);
+var8 = core__flat___CString___to_s_unsafe(var7, var9, var10, var11, var12);
+var6 = var8;
+varonce = var6;
 }
+var = var6;
+goto RET_LABEL;
+} else {
 }
 {
-{ /* Inline kernel#Int#> (var3,var7) on <var3:Int> */
-/* Covariant cast for argument 0 (i) <var7:Int> isa OTHER */
-/* <var7:Int> isa OTHER */
-var12 = 1; /* easy <var7:Int> isa OTHER*/
-if (unlikely(!var12)) {
-var_class_name15 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name15);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 730);
+{ /* Inline kernel$Int$+ (var_count,var_from) on <var_count:Int> */
+/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
+/* <var_from:Int> isa OTHER */
+var15 = 1; /* easy <var_from:Int> isa OTHER*/
+if (unlikely(!var15)) {
+var_class_name18 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name18);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var16 = var3 > var7;
-var10 = var16;
-goto RET_LABEL11;
-RET_LABEL11:(void)0;
-}
-}
-if (var10){
-{
-{ /* Inline flat#FlatBuffer#capacity (self) on <self:FlatBuffer> */
-var19 = self->attrs[COLOR_core__flat__FlatBuffer___capacity].l; /* _capacity on <self:FlatBuffer> */
-var17 = var19;
-RET_LABEL18:(void)0;
+var19 = var_count + var_from;
+var13 = var19;
+goto RET_LABEL14;
+RET_LABEL14:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#* (var17,2l) on <var17:Int> */
-/* Covariant cast for argument 0 (i) <2l:Int> isa OTHER */
-/* <2l:Int> isa OTHER */
-var22 = 1; /* easy <2l:Int> isa OTHER*/
+{ /* Inline kernel$Int$> (var13,var_ln) on <var13:Int> */
+/* Covariant cast for argument 0 (i) <var_ln:Int> isa OTHER */
+/* <var_ln:Int> isa OTHER */
+var22 = 1; /* easy <var_ln:Int> isa OTHER*/
 if (unlikely(!var22)) {
 var_class_name25 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name25);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 735);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
 fatal_exit(1);
 }
-var26 = var17 * 2l;
+var26 = var13 > var_ln;
 var20 = var26;
 goto RET_LABEL21;
 RET_LABEL21:(void)0;
 }
 }
+if (var20){
 {
-{ /* Inline kernel#Int#+ (var20,2l) on <var20:Int> */
-/* Covariant cast for argument 0 (i) <2l:Int> isa OTHER */
-/* <2l:Int> isa OTHER */
-var29 = 1; /* easy <2l:Int> isa OTHER*/
+{ /* Inline kernel$Int$- (var_ln,var_from) on <var_ln:Int> */
+/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
+/* <var_from:Int> isa OTHER */
+var29 = 1; /* easy <var_from:Int> isa OTHER*/
 if (unlikely(!var29)) {
 var_class_name32 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name32);
 PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var33 = var20 + 2l;
+var33 = var_ln - var_from;
 var27 = var33;
 goto RET_LABEL28;
 RET_LABEL28:(void)0;
 }
 }
+var_count = var27;
+} else {
+}
 {
-{ /* Inline flat#FlatBuffer#capacity= (self,var27) on <self:FlatBuffer> */
-self->attrs[COLOR_core__flat__FlatBuffer___capacity].l = var27; /* _capacity on <self:FlatBuffer> */
-RET_LABEL34:(void)0;
+{ /* Inline kernel$Int$<= (var_count,0l) on <var_count:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var36 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var36)) {
+var_class_name39 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name39);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
+fatal_exit(1);
+}
+var40 = var_count <= 0l;
+var34 = var40;
+goto RET_LABEL35;
+RET_LABEL35:(void)0;
+}
+}
+if (var34){
+if (likely(varonce41!=NULL)) {
+var42 = varonce41;
+} else {
+var43 = "";
+var45 = (val*)(0l<<2|1);
+var46 = (val*)(0l<<2|1);
+var47 = (val*)((long)(0)<<2|3);
+var48 = (val*)((long)(0)<<2|3);
+var44 = core__flat___CString___to_s_unsafe(var43, var45, var46, var47, var48);
+var42 = var44;
+varonce41 = var42;
 }
+var = var42;
+goto RET_LABEL;
+} else {
 }
-var35 = NULL/*special!*/;
 {
-{ /* Inline flat#FlatBuffer#capacity (self) on <self:FlatBuffer> */
-var38 = self->attrs[COLOR_core__flat__FlatBuffer___capacity].l; /* _capacity on <self:FlatBuffer> */
-var36 = var38;
-RET_LABEL37:(void)0;
+{ /* Inline kernel$Int$< (var_from,0l) on <var_from:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var51 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var51)) {
+var_class_name54 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name54);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
+fatal_exit(1);
+}
+var55 = var_from < 0l;
+var49 = var55;
+goto RET_LABEL50;
+RET_LABEL50:(void)0;
 }
 }
+if (var49){
 {
-{ /* Inline native#NativeString#new (var35,var36) on <var35:NativeString> */
-var41 = (char*)nit_alloc(var36);
-var39 = var41;
-goto RET_LABEL40;
-RET_LABEL40:(void)0;
+{ /* Inline kernel$Int$+ (var_count,var_from) on <var_count:Int> */
+/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
+/* <var_from:Int> isa OTHER */
+var58 = 1; /* easy <var_from:Int> isa OTHER*/
+if (unlikely(!var58)) {
+var_class_name61 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name61);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
+}
+var62 = var_count + var_from;
+var56 = var62;
+goto RET_LABEL57;
+RET_LABEL57:(void)0;
 }
 }
-var_nit = var39;
+var_count = var56;
 {
-{ /* Inline native#NativeString#copy_to (var_oit,var_nit,0l,0l,var_from) on <var_oit:NativeString> */
-memmove(var_nit+var_from,var_oit+0l,0l);
-RET_LABEL42:(void)0;
+{ /* Inline kernel$Int$<= (var_count,0l) on <var_count:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var65 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var65)) {
+var_class_name68 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name68);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
+fatal_exit(1);
+}
+var69 = var_count <= 0l;
+var63 = var69;
+goto RET_LABEL64;
+RET_LABEL64:(void)0;
 }
 }
+if (var63){
+if (likely(varonce70!=NULL)) {
+var71 = varonce70;
+} else {
+var72 = "";
+var74 = (val*)(0l<<2|1);
+var75 = (val*)(0l<<2|1);
+var76 = (val*)((long)(0)<<2|3);
+var77 = (val*)((long)(0)<<2|3);
+var73 = core__flat___CString___to_s_unsafe(var72, var74, var75, var76, var77);
+var71 = var73;
+varonce70 = var71;
+}
+var = var71;
+goto RET_LABEL;
 } else {
 }
-{
-{ /* Inline kernel#Int#- (var_bt,var_from) on <var_bt:Int> */
-/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
-/* <var_from:Int> isa OTHER */
-var45 = 1; /* easy <var_from:Int> isa OTHER*/
-if (unlikely(!var45)) {
-var_class_name48 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name48);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+var_from = 0l;
+} else {
+}
+var78 = NEW_core__flat__ASCIIFlatString(&type_core__flat__ASCIIFlatString);
+var79 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:ASCIIFlatString> */
+var80 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:ASCIIFlatString> */
+{
+{ /* Inline kernel$Int$+ (var_from,var80) on <var_from:Int> */
+/* Covariant cast for argument 0 (i) <var80:Int> isa OTHER */
+/* <var80:Int> isa OTHER */
+var83 = 1; /* easy <var80:Int> isa OTHER*/
+if (unlikely(!var83)) {
+var_class_name86 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name86);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var49 = var_bt - var_from;
-var43 = var49;
-goto RET_LABEL44;
-RET_LABEL44:(void)0;
+var87 = var_from + var80;
+var81 = var87;
+goto RET_LABEL82;
+RET_LABEL82:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#+ (var_from,var_len) on <var_from:Int> */
-/* Covariant cast for argument 0 (i) <var_len:Int> isa OTHER */
-/* <var_len:Int> isa OTHER */
-var52 = 1; /* easy <var_len:Int> isa OTHER*/
-if (unlikely(!var52)) {
-var_class_name55 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name55);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+core__flat___core__flat__ASCIIFlatString___full_data(var78, var79, var_count, var81, var_count); /* Direct call flat$ASCIIFlatString$full_data on <var78:ASCIIFlatString>*/
+}
+var = var78;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method flat$ASCIIFlatString$char_to_byte_index for (self: ASCIIFlatString, Int): Int */
+long core__flat___core__flat__ASCIIFlatString___FlatText__char_to_byte_index(val* self, long p0) {
+long var /* : Int */;
+long var_index /* var index: Int */;
+long var1 /* : Int */;
+long var2 /* : Int */;
+short int var4 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+long var5 /* : Int */;
+var_index = p0;
+var1 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:ASCIIFlatString> */
+{
+{ /* Inline kernel$Int$+ (var_index,var1) on <var_index:Int> */
+/* Covariant cast for argument 0 (i) <var1:Int> isa OTHER */
+/* <var1:Int> isa OTHER */
+var4 = 1; /* easy <var1:Int> isa OTHER*/
+if (unlikely(!var4)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
+}
+var5 = var_index + var1;
+var2 = var5;
+goto RET_LABEL3;
+RET_LABEL3:(void)0;
+}
+}
+var = var2;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method flat$ASCIIFlatString$substring_impl for (self: ASCIIFlatString, Int, Int, Int): String */
+val* core__flat___core__flat__ASCIIFlatString___FlatString__substring_impl(val* self, long p0, long p1, long p2) {
+val* var /* : String */;
+long var_from /* var from: Int */;
+long var_count /* var count: Int */;
+long var_end_index /* var end_index: Int */;
+val* var1 /* : ASCIIFlatString */;
+char* var2 /* : CString */;
+long var3 /* : Int */;
+long var4 /* : Int */;
+short int var6 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+long var7 /* : Int */;
+var_from = p0;
+var_count = p1;
+var_end_index = p2;
+var1 = NEW_core__flat__ASCIIFlatString(&type_core__flat__ASCIIFlatString);
+var2 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:ASCIIFlatString> */
+var3 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:ASCIIFlatString> */
+{
+{ /* Inline kernel$Int$+ (var_from,var3) on <var_from:Int> */
+/* Covariant cast for argument 0 (i) <var3:Int> isa OTHER */
+/* <var3:Int> isa OTHER */
+var6 = 1; /* easy <var3:Int> isa OTHER*/
+if (unlikely(!var6)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var56 = var_from + var_len;
-var50 = var56;
-goto RET_LABEL51;
-RET_LABEL51:(void)0;
+var7 = var_from + var3;
+var4 = var7;
+goto RET_LABEL5;
+RET_LABEL5:(void)0;
 }
 }
 {
-{ /* Inline native#NativeString#copy_to (var_oit,var_nit,var43,var_from,var50) on <var_oit:NativeString> */
-memmove(var_nit+var50,var_oit+var_from,var43);
-RET_LABEL57:(void)0;
-}
+core__flat___core__flat__ASCIIFlatString___full_data(var1, var2, var_count, var4, var_count); /* Direct call flat$ASCIIFlatString$full_data on <var1:ASCIIFlatString>*/
 }
+var = var1;
+goto RET_LABEL;
 RET_LABEL:;
+return var;
 }
-/* method flat#FlatBuffer#lshift_bytes for (self: FlatBuffer, Int, Int) */
-void core___core__FlatBuffer___lshift_bytes(val* self, long p0, long p1) {
-long var_from /* var from: Int */;
-long var_len /* var len: Int */;
-char* var /* : NativeString */;
-char* var_it /* var it: NativeString */;
-long var1 /* : Int */;
+/* method flat$ASCIIFlatString$fetch_char_at for (self: ASCIIFlatString, Int): Char */
+uint32_t core__flat___core__flat__ASCIIFlatString___FlatText__fetch_char_at(val* self, long p0) {
+uint32_t var /* : Char */;
+long var_i /* var i: Int */;
+char* var1 /* : CString */;
 long var2 /* : Int */;
-short int var4 /* : Bool */;
+long var3 /* : Int */;
+short int var5 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-long var5 /* : Int */;
 long var6 /* : Int */;
-short int var8 /* : Bool */;
-int cltype9;
-int idtype10;
-const char* var_class_name11;
-long var12 /* : Int */;
-var_from = p0;
-var_len = p1;
-var = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
-var_it = var;
-var1 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatBuffer> */
+unsigned char var7 /* : Byte */;
+unsigned char var9 /* : Byte */;
+uint32_t var10 /* : Char */;
+uint32_t var12 /* : Char */;
+var_i = p0;
+var1 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:ASCIIFlatString> */
+var2 = self->attrs[COLOR_core__flat__FlatString___first_byte].l; /* _first_byte on <self:ASCIIFlatString> */
 {
-{ /* Inline kernel#Int#- (var1,var_from) on <var1:Int> */
-/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
-/* <var_from:Int> isa OTHER */
-var4 = 1; /* easy <var_from:Int> isa OTHER*/
-if (unlikely(!var4)) {
+{ /* Inline kernel$Int$+ (var_i,var2) on <var_i:Int> */
+/* Covariant cast for argument 0 (i) <var2:Int> isa OTHER */
+/* <var2:Int> isa OTHER */
+var5 = 1; /* easy <var2:Int> isa OTHER*/
+if (unlikely(!var5)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var5 = var1 - var_from;
-var2 = var5;
-goto RET_LABEL3;
-RET_LABEL3:(void)0;
+var6 = var_i + var2;
+var3 = var6;
+goto RET_LABEL4;
+RET_LABEL4:(void)0;
 }
 }
 {
-{ /* Inline kernel#Int#- (var_from,var_len) on <var_from:Int> */
-/* Covariant cast for argument 0 (i) <var_len:Int> isa OTHER */
-/* <var_len:Int> isa OTHER */
-var8 = 1; /* easy <var_len:Int> isa OTHER*/
-if (unlikely(!var8)) {
-var_class_name11 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name11);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
-fatal_exit(1);
-}
-var12 = var_from - var_len;
-var6 = var12;
-goto RET_LABEL7;
-RET_LABEL7:(void)0;
+{ /* Inline native$CString$[] (var1,var3) on <var1:CString> */
+var9 = (unsigned char)((int)var1[var3]);
+var7 = var9;
+goto RET_LABEL8;
+RET_LABEL8:(void)0;
 }
 }
 {
-{ /* Inline native#NativeString#copy_to (var_it,var_it,var2,var_from,var6) on <var_it:NativeString> */
-memmove(var_it+var6,var_it+var_from,var2);
-RET_LABEL13:(void)0;
+{ /* Inline kernel$Byte$ascii (var7) on <var7:Byte> */
+var12 = (uint32_t)var7;
+var10 = var12;
+goto RET_LABEL11;
+RET_LABEL11:(void)0;
 }
 }
+var = var10;
+goto RET_LABEL;
 RET_LABEL:;
+return var;
 }
-/* method flat#FlatBuffer#[]= for (self: FlatBuffer, Int, Char) */
-void core___core__FlatBuffer___core__abstract_text__Buffer___91d_93d_61d(val* self, long p0, uint32_t p1) {
-long var_index /* var index: Int */;
-uint32_t var_item /* var item: Char */;
+/* method flat$FlatStringCharReverseIterator$target for (self: FlatStringCharReverseIterator): FlatString */
+val* core__flat___core__flat__FlatStringCharReverseIterator___target(val* self) {
+val* var /* : FlatString */;
+val* var1 /* : FlatString */;
+var1 = self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___target].val; /* _target on <self:FlatStringCharReverseIterator> */
+if (unlikely(var1 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 745);
+fatal_exit(1);
+}
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method flat$FlatStringCharReverseIterator$target= for (self: FlatStringCharReverseIterator, FlatString) */
+void core__flat___core__flat__FlatStringCharReverseIterator___target_61d(val* self, val* p0) {
+self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___target].val = p0; /* _target on <self:FlatStringCharReverseIterator> */
+RET_LABEL:;
+}
+/* method flat$FlatStringCharReverseIterator$curr_pos for (self: FlatStringCharReverseIterator): Int */
+long core__flat___core__flat__FlatStringCharReverseIterator___curr_pos(val* self) {
+long var /* : Int */;
+long var1 /* : Int */;
+var1 = self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharReverseIterator> */
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method flat$FlatStringCharReverseIterator$curr_pos= for (self: FlatStringCharReverseIterator, Int) */
+void core__flat___core__flat__FlatStringCharReverseIterator___curr_pos_61d(val* self, long p0) {
+self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___curr_pos].l = p0; /* _curr_pos on <self:FlatStringCharReverseIterator> */
+RET_LABEL:;
+}
+/* method flat$FlatStringCharReverseIterator$is_ok for (self: FlatStringCharReverseIterator): Bool */
+short int core__flat___core__flat__FlatStringCharReverseIterator___core__abstract_collection__Iterator__is_ok(val* self) {
 short int var /* : Bool */;
-short int var1 /* : Bool */;
-short int var3 /* : Bool */;
+long var1 /* : Int */;
+long var3 /* : Int */;
+short int var4 /* : Bool */;
+short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-short int var4 /* : Bool */;
-short int var_ /* var : Bool */;
-long var5 /* : Int */;
-short int var6 /* : Bool */;
-short int var8 /* : Bool */;
-int cltype9;
-int idtype10;
-const char* var_class_name11;
-short int var12 /* : Bool */;
-short int var13 /* : Bool */;
-short int var15 /* : Bool */;
-long var17 /* : Int */;
-short int var18 /* : Bool */;
-short int var20 /* : Bool */;
-char* var21 /* : NativeString */;
-char* var_it /* var it: NativeString */;
-long var22 /* : Int */;
-long var_ip /* var ip: Int */;
-uint32_t var23 /* : Char */;
-uint32_t var_c /* var c: Char */;
-long var24 /* : Int */;
-long var_clen /* var clen: Int */;
-long var25 /* : Int */;
-long var_itemlen /* var itemlen: Int */;
-long var26 /* : Int */;
-short int var28 /* : Bool */;
-int cltype29;
-int idtype30;
-const char* var_class_name31;
-long var32 /* : Int */;
-long var_size_diff /* var size_diff: Int */;
-short int var33 /* : Bool */;
-short int var35 /* : Bool */;
-int cltype36;
-int idtype37;
-const char* var_class_name38;
-short int var39 /* : Bool */;
-long var40 /* : Int */;
-short int var42 /* : Bool */;
-int cltype43;
-int idtype44;
-const char* var_class_name45;
-long var46 /* : Int */;
-short int var47 /* : Bool */;
-short int var49 /* : Bool */;
-int cltype50;
-int idtype51;
-const char* var_class_name52;
-short int var53 /* : Bool */;
-long var54 /* : Int */;
-short int var56 /* : Bool */;
-int cltype57;
-int idtype58;
-const char* var_class_name59;
-long var60 /* : Int */;
-long var61 /* : Int */;
-long var63 /* : Int */;
-val* var_64 /* var : FlatBuffer */;
-long var65 /* : Int */;
-long var66 /* : Int */;
-short int var68 /* : Bool */;
-int cltype69;
-int idtype70;
-const char* var_class_name71;
-long var72 /* : Int */;
-var_index = p0;
-var_item = p1;
+short int var7 /* : Bool */;
 {
-{ /* Inline kernel#Int#>= (var_index,0l) on <var_index:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var3 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var3)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 729);
-fatal_exit(1);
-}
-var4 = var_index >= 0l;
-var1 = var4;
-goto RET_LABEL2;
+{ /* Inline flat$FlatStringCharReverseIterator$curr_pos (self) on <self:FlatStringCharReverseIterator> */
+var3 = self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharReverseIterator> */
+var1 = var3;
 RET_LABEL2:(void)0;
 }
 }
-var_ = var1;
-if (var1){
-var5 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
 {
-{ /* Inline kernel#Int#<= (var_index,var5) on <var_index:Int> */
-/* Covariant cast for argument 0 (i) <var5:Int> isa OTHER */
-/* <var5:Int> isa OTHER */
-var8 = 1; /* easy <var5:Int> isa OTHER*/
-if (unlikely(!var8)) {
-var_class_name11 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name11);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
+{ /* Inline kernel$Int$>= (var1,0l) on <var1:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var6 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var6)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 726);
 fatal_exit(1);
 }
-var12 = var_index <= var5;
-var6 = var12;
-goto RET_LABEL7;
-RET_LABEL7:(void)0;
-}
-}
-var = var6;
-} else {
-var = var_;
-}
-if (unlikely(!var)) {
-PRINT_ERROR("Runtime error: %s", "Assert failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 784);
-fatal_exit(1);
+var7 = var1 >= 0l;
+var4 = var7;
+goto RET_LABEL5;
+RET_LABEL5:(void)0;
 }
-{
-{ /* Inline abstract_text#Buffer#written (self) on <self:FlatBuffer> */
-var15 = self->attrs[COLOR_core__abstract_text__Buffer___written].s; /* _written on <self:FlatBuffer> */
-var13 = var15;
-RET_LABEL14:(void)0;
 }
+var = var4;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
 }
-if (var13){
+/* method flat$FlatStringCharReverseIterator$item for (self: FlatStringCharReverseIterator): Char */
+uint32_t core__flat___core__flat__FlatStringCharReverseIterator___core__abstract_collection__Iterator__item(val* self) {
+uint32_t var /* : Char */;
+val* var1 /* : FlatString */;
+val* var3 /* : FlatString */;
+long var4 /* : Int */;
+long var6 /* : Int */;
+uint32_t var7 /* : Char */;
 {
-core___core__FlatBuffer___reset(self); /* Direct call flat#FlatBuffer#reset on <self:FlatBuffer>*/
+{ /* Inline flat$FlatStringCharReverseIterator$target (self) on <self:FlatStringCharReverseIterator> */
+var3 = self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___target].val; /* _target on <self:FlatStringCharReverseIterator> */
+if (unlikely(var3 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-} else {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 745);
+fatal_exit(1);
 }
-{
-{ /* Inline abstract_text#Buffer#is_dirty= (self,1) on <self:FlatBuffer> */
-self->attrs[COLOR_core__abstract_text__Buffer___is_dirty].s = 1; /* _is_dirty on <self:FlatBuffer> */
-RET_LABEL16:(void)0;
+var1 = var3;
+RET_LABEL2:(void)0;
 }
 }
-var17 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
 {
-{ /* Inline kernel#Int#== (var_index,var17) on <var_index:Int> */
-var20 = var_index == var17;
-var18 = var20;
-goto RET_LABEL19;
-RET_LABEL19:(void)0;
+{ /* Inline flat$FlatStringCharReverseIterator$curr_pos (self) on <self:FlatStringCharReverseIterator> */
+var6 = self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharReverseIterator> */
+var4 = var6;
+RET_LABEL5:(void)0;
 }
 }
-if (var18){
 {
-core___core__FlatBuffer___core__abstract_text__Buffer__add(self, var_item); /* Direct call flat#FlatBuffer#add on <self:FlatBuffer>*/
+var7 = ((uint32_t(*)(val* self, long p0))(var1->class->vft[COLOR_core__abstract_text__Text___91d_93d]))(var1, var4); /* [] on <var1:FlatString>*/
 }
+var = var7;
 goto RET_LABEL;
-} else {
-}
-var21 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
-var_it = var21;
-{
-var22 = core___core__NativeString___char_to_byte_index(var_it, var_index);
+RET_LABEL:;
+return var;
 }
-var_ip = var22;
-{
-var23 = core___core__NativeString___char_at(var_it, var_ip);
+/* method flat$FlatStringCharReverseIterator$item for (self: Iterator[nullable Object]): nullable Object */
+val* VIRTUAL_core__flat___core__flat__FlatStringCharReverseIterator___core__abstract_collection__Iterator__item(val* self) {
+val* var /* : nullable Object */;
+uint32_t var1 /* : Char */;
+val* var2 /* : nullable Object */;
+var1 = core__flat___core__flat__FlatStringCharReverseIterator___core__abstract_collection__Iterator__item(self);
+var2 = (val*)((long)(var1)<<2|2);
+var = var2;
+RET_LABEL:;
+return var;
 }
-var_c = var23;
+/* method flat$FlatStringCharReverseIterator$next for (self: FlatStringCharReverseIterator) */
+void core__flat___core__flat__FlatStringCharReverseIterator___core__abstract_collection__Iterator__next(val* self) {
+val* var_ /* var : FlatStringCharReverseIterator */;
+long var /* : Int */;
+long var2 /* : Int */;
+long var3 /* : Int */;
+short int var5 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+long var6 /* : Int */;
+var_ = self;
 {
-var24 = core__abstract_text___Char___u8char_len(var_c);
+{ /* Inline flat$FlatStringCharReverseIterator$curr_pos (var_) on <var_:FlatStringCharReverseIterator> */
+var2 = var_->attrs[COLOR_core__flat__FlatStringCharReverseIterator___curr_pos].l; /* _curr_pos on <var_:FlatStringCharReverseIterator> */
+var = var2;
+RET_LABEL1:(void)0;
 }
-var_clen = var24;
-{
-var25 = core__abstract_text___Char___u8char_len(var_item);
 }
-var_itemlen = var25;
 {
-{ /* Inline kernel#Int#- (var_itemlen,var_clen) on <var_itemlen:Int> */
-/* Covariant cast for argument 0 (i) <var_clen:Int> isa OTHER */
-/* <var_clen:Int> isa OTHER */
-var28 = 1; /* easy <var_clen:Int> isa OTHER*/
-if (unlikely(!var28)) {
-var_class_name31 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name31);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+{ /* Inline kernel$Int$- (var,1l) on <var:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var5 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var5)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var32 = var_itemlen - var_clen;
-var26 = var32;
-goto RET_LABEL27;
-RET_LABEL27:(void)0;
+var6 = var - 1l;
+var3 = var6;
+goto RET_LABEL4;
+RET_LABEL4:(void)0;
 }
 }
-var_size_diff = var26;
 {
-{ /* Inline kernel#Int#> (var_size_diff,0l) on <var_size_diff:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var35 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var35)) {
-var_class_name38 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name38);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 730);
-fatal_exit(1);
+{ /* Inline flat$FlatStringCharReverseIterator$curr_pos= (var_,var3) on <var_:FlatStringCharReverseIterator> */
+var_->attrs[COLOR_core__flat__FlatStringCharReverseIterator___curr_pos].l = var3; /* _curr_pos on <var_:FlatStringCharReverseIterator> */
+RET_LABEL7:(void)0;
 }
-var39 = var_size_diff > 0l;
-var33 = var39;
-goto RET_LABEL34;
-RET_LABEL34:(void)0;
 }
+RET_LABEL:;
 }
-if (var33){
+/* method flat$FlatStringCharReverseIterator$index for (self: FlatStringCharReverseIterator): Int */
+long core__flat___core__flat__FlatStringCharReverseIterator___core__abstract_collection__IndexedIterator__index(val* self) {
+long var /* : Int */;
+long var1 /* : Int */;
+long var3 /* : Int */;
 {
-{ /* Inline kernel#Int#+ (var_ip,var_clen) on <var_ip:Int> */
-/* Covariant cast for argument 0 (i) <var_clen:Int> isa OTHER */
-/* <var_clen:Int> isa OTHER */
-var42 = 1; /* easy <var_clen:Int> isa OTHER*/
-if (unlikely(!var42)) {
-var_class_name45 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name45);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
-fatal_exit(1);
+{ /* Inline flat$FlatStringCharReverseIterator$curr_pos (self) on <self:FlatStringCharReverseIterator> */
+var3 = self->attrs[COLOR_core__flat__FlatStringCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharReverseIterator> */
+var1 = var3;
+RET_LABEL2:(void)0;
 }
-var46 = var_ip + var_clen;
-var40 = var46;
-goto RET_LABEL41;
-RET_LABEL41:(void)0;
 }
+var = var1;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
 }
+/* method flat$FlatStringCharReverseIterator$init for (self: FlatStringCharReverseIterator) */
+void core__flat___core__flat__FlatStringCharReverseIterator___core__kernel__Object__init(val* self) {
 {
-core___core__FlatBuffer___rshift_bytes(self, var40, var_size_diff); /* Direct call flat#FlatBuffer#rshift_bytes on <self:FlatBuffer>*/
+((void(*)(val* self))(self->class->vft[COLOR_core__flat___core__flat__FlatStringCharReverseIterator___core__kernel__Object__init]))(self); /* init on <self:FlatStringCharReverseIterator>*/
 }
-} else {
-{
-{ /* Inline kernel#Int#< (var_size_diff,0l) on <var_size_diff:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var49 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var49)) {
-var_class_name52 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name52);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+RET_LABEL:;
+}
+/* method flat$FlatStringCharIterator$target for (self: FlatStringCharIterator): FlatString */
+val* core__flat___core__flat__FlatStringCharIterator___target(val* self) {
+val* var /* : FlatString */;
+val* var1 /* : FlatString */;
+var1 = self->attrs[COLOR_core__flat__FlatStringCharIterator___target].val; /* _target on <self:FlatStringCharIterator> */
+if (unlikely(var1 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 762);
 fatal_exit(1);
 }
-var53 = var_size_diff < 0l;
-var47 = var53;
-goto RET_LABEL48;
-RET_LABEL48:(void)0;
+var = var1;
+RET_LABEL:;
+return var;
 }
+/* method flat$FlatStringCharIterator$target= for (self: FlatStringCharIterator, FlatString) */
+void core__flat___core__flat__FlatStringCharIterator___target_61d(val* self, val* p0) {
+self->attrs[COLOR_core__flat__FlatStringCharIterator___target].val = p0; /* _target on <self:FlatStringCharIterator> */
+RET_LABEL:;
 }
-if (var47){
-{
-{ /* Inline kernel#Int#+ (var_ip,var_clen) on <var_ip:Int> */
-/* Covariant cast for argument 0 (i) <var_clen:Int> isa OTHER */
-/* <var_clen:Int> isa OTHER */
-var56 = 1; /* easy <var_clen:Int> isa OTHER*/
-if (unlikely(!var56)) {
-var_class_name59 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name59);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
-fatal_exit(1);
+/* method flat$FlatStringCharIterator$max for (self: FlatStringCharIterator): Int */
+long core__flat___core__flat__FlatStringCharIterator___max(val* self) {
+long var /* : Int */;
+long var1 /* : Int */;
+var1 = self->attrs[COLOR_core__flat__FlatStringCharIterator___max].l; /* _max on <self:FlatStringCharIterator> */
+var = var1;
+RET_LABEL:;
+return var;
 }
-var60 = var_ip + var_clen;
-var54 = var60;
-goto RET_LABEL55;
-RET_LABEL55:(void)0;
+/* method flat$FlatStringCharIterator$max= for (self: FlatStringCharIterator, Int) */
+void core__flat___core__flat__FlatStringCharIterator___max_61d(val* self, long p0) {
+self->attrs[COLOR_core__flat__FlatStringCharIterator___max].l = p0; /* _max on <self:FlatStringCharIterator> */
+RET_LABEL:;
 }
+/* method flat$FlatStringCharIterator$curr_pos for (self: FlatStringCharIterator): Int */
+long core__flat___core__flat__FlatStringCharIterator___curr_pos(val* self) {
+long var /* : Int */;
+long var1 /* : Int */;
+var1 = self->attrs[COLOR_core__flat__FlatStringCharIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharIterator> */
+var = var1;
+RET_LABEL:;
+return var;
 }
-{
-{ /* Inline kernel#Int#unary - (var_size_diff) on <var_size_diff:Int> */
-var63 = -var_size_diff;
-var61 = var63;
-goto RET_LABEL62;
-RET_LABEL62:(void)0;
+/* method flat$FlatStringCharIterator$curr_pos= for (self: FlatStringCharIterator, Int) */
+void core__flat___core__flat__FlatStringCharIterator___curr_pos_61d(val* self, long p0) {
+self->attrs[COLOR_core__flat__FlatStringCharIterator___curr_pos].l = p0; /* _curr_pos on <self:FlatStringCharIterator> */
+RET_LABEL:;
 }
+/* method flat$FlatStringCharIterator$init for (self: FlatStringCharIterator) */
+void core__flat___core__flat__FlatStringCharIterator___core__kernel__Object__init(val* self) {
+val* var /* : FlatString */;
+val* var2 /* : FlatString */;
+long var3 /* : Int */;
+long var4 /* : Int */;
+short int var6 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+long var7 /* : Int */;
+{
+((void(*)(val* self))(self->class->vft[COLOR_core__flat___core__flat__FlatStringCharIterator___core__kernel__Object__init]))(self); /* init on <self:FlatStringCharIterator>*/
 }
 {
-core___core__FlatBuffer___lshift_bytes(self, var54, var61); /* Direct call flat#FlatBuffer#lshift_bytes on <self:FlatBuffer>*/
+{ /* Inline flat$FlatStringCharIterator$target (self) on <self:FlatStringCharIterator> */
+var2 = self->attrs[COLOR_core__flat__FlatStringCharIterator___target].val; /* _target on <self:FlatStringCharIterator> */
+if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-} else {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 762);
+fatal_exit(1);
 }
+var = var2;
+RET_LABEL1:(void)0;
 }
-var_64 = self;
-var65 = var_64->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <var_64:FlatBuffer> */
+}
+var3 = var->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <var:FlatString> */
 {
-{ /* Inline kernel#Int#+ (var65,var_size_diff) on <var65:Int> */
-/* Covariant cast for argument 0 (i) <var_size_diff:Int> isa OTHER */
-/* <var_size_diff:Int> isa OTHER */
-var68 = 1; /* easy <var_size_diff:Int> isa OTHER*/
-if (unlikely(!var68)) {
-var_class_name71 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name71);
+{ /* Inline kernel$Int$- (var3,1l) on <var3:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var6 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var6)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
 PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var72 = var65 + var_size_diff;
-var66 = var72;
-goto RET_LABEL67;
-RET_LABEL67:(void)0;
+var7 = var3 - 1l;
+var4 = var7;
+goto RET_LABEL5;
+RET_LABEL5:(void)0;
 }
 }
-var_64->attrs[COLOR_core__abstract_text__FlatText___bytelen].l = var66; /* _bytelen on <var_64:FlatBuffer> */
 {
-core__flat___NativeString___set_char_at(var_it, var_ip, var_item); /* Direct call flat#NativeString#set_char_at on <var_it:NativeString>*/
+{ /* Inline flat$FlatStringCharIterator$max= (self,var4) on <self:FlatStringCharIterator> */
+self->attrs[COLOR_core__flat__FlatStringCharIterator___max].l = var4; /* _max on <self:FlatStringCharIterator> */
+RET_LABEL8:(void)0;
+}
 }
 RET_LABEL:;
 }
-/* method flat#FlatBuffer#add for (self: FlatBuffer, Char) */
-void core___core__FlatBuffer___core__abstract_text__Buffer__add(val* self, uint32_t p0) {
-uint32_t var_c /* var c: Char */;
+/* method flat$FlatStringCharIterator$is_ok for (self: FlatStringCharIterator): Bool */
+short int core__flat___core__flat__FlatStringCharIterator___core__abstract_collection__Iterator__is_ok(val* self) {
 short int var /* : Bool */;
-short int var2 /* : Bool */;
+long var1 /* : Int */;
+long var3 /* : Int */;
 long var4 /* : Int */;
-long var_clen /* var clen: Int */;
-long var5 /* : Int */;
-long var_bt /* var bt: Int */;
 long var6 /* : Int */;
-short int var8 /* : Bool */;
+short int var7 /* : Bool */;
+short int var9 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-long var9 /* : Int */;
-char* var10 /* : NativeString */;
-val* var_ /* var : FlatBuffer */;
-long var11 /* : Int */;
-long var12 /* : Int */;
-short int var14 /* : Bool */;
-int cltype15;
-int idtype16;
-const char* var_class_name17;
-long var18 /* : Int */;
-val* var_19 /* var : FlatBuffer */;
-long var20 /* : Int */;
-long var21 /* : Int */;
-short int var23 /* : Bool */;
-int cltype24;
-int idtype25;
-const char* var_class_name26;
-long var27 /* : Int */;
-var_c = p0;
-{
-{ /* Inline abstract_text#Buffer#written (self) on <self:FlatBuffer> */
-var2 = self->attrs[COLOR_core__abstract_text__Buffer___written].s; /* _written on <self:FlatBuffer> */
-var = var2;
-RET_LABEL1:(void)0;
-}
-}
-if (var){
+short int var10 /* : Bool */;
 {
-core___core__FlatBuffer___reset(self); /* Direct call flat#FlatBuffer#reset on <self:FlatBuffer>*/
+{ /* Inline flat$FlatStringCharIterator$curr_pos (self) on <self:FlatStringCharIterator> */
+var3 = self->attrs[COLOR_core__flat__FlatStringCharIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharIterator> */
+var1 = var3;
+RET_LABEL2:(void)0;
 }
-} else {
 }
 {
-{ /* Inline abstract_text#Buffer#is_dirty= (self,1) on <self:FlatBuffer> */
-self->attrs[COLOR_core__abstract_text__Buffer___is_dirty].s = 1; /* _is_dirty on <self:FlatBuffer> */
-RET_LABEL3:(void)0;
-}
+{ /* Inline flat$FlatStringCharIterator$max (self) on <self:FlatStringCharIterator> */
+var6 = self->attrs[COLOR_core__flat__FlatStringCharIterator___max].l; /* _max on <self:FlatStringCharIterator> */
+var4 = var6;
+RET_LABEL5:(void)0;
 }
-{
-var4 = core__abstract_text___Char___u8char_len(var_c);
 }
-var_clen = var4;
-var5 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatBuffer> */
-var_bt = var5;
 {
-{ /* Inline kernel#Int#+ (var_bt,var_clen) on <var_bt:Int> */
-/* Covariant cast for argument 0 (i) <var_clen:Int> isa OTHER */
-/* <var_clen:Int> isa OTHER */
-var8 = 1; /* easy <var_clen:Int> isa OTHER*/
-if (unlikely(!var8)) {
+{ /* Inline kernel$Int$<= (var1,var4) on <var1:Int> */
+/* Covariant cast for argument 0 (i) <var4:Int> isa OTHER */
+/* <var4:Int> isa OTHER */
+var9 = 1; /* easy <var4:Int> isa OTHER*/
+if (unlikely(!var9)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
 fatal_exit(1);
 }
-var9 = var_bt + var_clen;
-var6 = var9;
-goto RET_LABEL7;
-RET_LABEL7:(void)0;
+var10 = var1 <= var4;
+var7 = var10;
+goto RET_LABEL8;
+RET_LABEL8:(void)0;
 }
 }
-{
-core___core__FlatBuffer___core__abstract_text__Buffer__enlarge(self, var6); /* Direct call flat#FlatBuffer#enlarge on <self:FlatBuffer>*/
+var = var7;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
 }
-var10 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
+/* method flat$FlatStringCharIterator$item for (self: FlatStringCharIterator): Char */
+uint32_t core__flat___core__flat__FlatStringCharIterator___core__abstract_collection__Iterator__item(val* self) {
+uint32_t var /* : Char */;
+val* var1 /* : FlatString */;
+val* var3 /* : FlatString */;
+long var4 /* : Int */;
+long var6 /* : Int */;
+uint32_t var7 /* : Char */;
 {
-core__flat___NativeString___set_char_at(var10, var_bt, var_c); /* Direct call flat#NativeString#set_char_at on <var10:NativeString>*/
+{ /* Inline flat$FlatStringCharIterator$target (self) on <self:FlatStringCharIterator> */
+var3 = self->attrs[COLOR_core__flat__FlatStringCharIterator___target].val; /* _target on <self:FlatStringCharIterator> */
+if (unlikely(var3 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var_ = self;
-var11 = var_->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <var_:FlatBuffer> */
-{
-{ /* Inline kernel#Int#+ (var11,var_clen) on <var11:Int> */
-/* Covariant cast for argument 0 (i) <var_clen:Int> isa OTHER */
-/* <var_clen:Int> isa OTHER */
-var14 = 1; /* easy <var_clen:Int> isa OTHER*/
-if (unlikely(!var14)) {
-var_class_name17 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name17);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 762);
 fatal_exit(1);
 }
-var18 = var11 + var_clen;
-var12 = var18;
-goto RET_LABEL13;
-RET_LABEL13:(void)0;
+var1 = var3;
+RET_LABEL2:(void)0;
 }
 }
-var_->attrs[COLOR_core__abstract_text__FlatText___bytelen].l = var12; /* _bytelen on <var_:FlatBuffer> */
-var_19 = self;
-var20 = var_19->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <var_19:FlatBuffer> */
 {
-{ /* Inline kernel#Int#+ (var20,1l) on <var20:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var23 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var23)) {
-var_class_name26 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
-fatal_exit(1);
+{ /* Inline flat$FlatStringCharIterator$curr_pos (self) on <self:FlatStringCharIterator> */
+var6 = self->attrs[COLOR_core__flat__FlatStringCharIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharIterator> */
+var4 = var6;
+RET_LABEL5:(void)0;
 }
-var27 = var20 + 1l;
-var21 = var27;
-goto RET_LABEL22;
-RET_LABEL22:(void)0;
 }
+{
+var7 = ((uint32_t(*)(val* self, long p0))(var1->class->vft[COLOR_core__abstract_text__Text___91d_93d]))(var1, var4); /* [] on <var1:FlatString>*/
 }
-var_19->attrs[COLOR_core__abstract_text__FlatText___length].l = var21; /* _length on <var_19:FlatBuffer> */
+var = var7;
+goto RET_LABEL;
 RET_LABEL:;
+return var;
 }
-/* method flat#FlatBuffer#empty for (self: FlatBuffer): Buffer */
-val* core___core__FlatBuffer___core__abstract_text__Text__empty(val* self) {
-val* var /* : Buffer */;
-val* var1 /* : Buffer */;
-val* var2 /* : Buffer */;
-var1 = NEW_core__Buffer(&type_core__Buffer);
-{
-var2 = core__flat___Buffer___new(var1);
-}
+/* method flat$FlatStringCharIterator$item for (self: Iterator[nullable Object]): nullable Object */
+val* VIRTUAL_core__flat___core__flat__FlatStringCharIterator___core__abstract_collection__Iterator__item(val* self) {
+val* var /* : nullable Object */;
+uint32_t var1 /* : Char */;
+val* var2 /* : nullable Object */;
+var1 = core__flat___core__flat__FlatStringCharIterator___core__abstract_collection__Iterator__item(self);
+var2 = (val*)((long)(var1)<<2|2);
 var = var2;
-goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatBuffer#enlarge for (self: FlatBuffer, Int) */
-void core___core__FlatBuffer___core__abstract_text__Buffer__enlarge(val* self, long p0) {
-long var_cap /* var cap: Int */;
+/* method flat$FlatStringCharIterator$next for (self: FlatStringCharIterator) */
+void core__flat___core__flat__FlatStringCharIterator___core__abstract_collection__Iterator__next(val* self) {
+val* var_ /* var : FlatStringCharIterator */;
 long var /* : Int */;
 long var2 /* : Int */;
-long var_c /* var c: Int */;
-short int var3 /* : Bool */;
+long var3 /* : Int */;
 short int var5 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-short int var6 /* : Bool */;
-short int var7 /* : Bool */;
-short int var9 /* : Bool */;
-int cltype10;
-int idtype11;
-const char* var_class_name12;
-short int var13 /* : Bool */;
-long var14 /* : Int */;
-short int var16 /* : Bool */;
-int cltype17;
-int idtype18;
-const char* var_class_name19;
-long var20 /* : Int */;
-long var21 /* : Int */;
-short int var23 /* : Bool */;
-int cltype24;
-int idtype25;
-const char* var_class_name26;
-long var27 /* : Int */;
-long var29 /* : Int */;
-long var_bln /* var bln: Int */;
-char* var30 /* : NativeString */;
-long var31 /* : Int */;
-short int var33 /* : Bool */;
-int cltype34;
-int idtype35;
-const char* var_class_name36;
-long var37 /* : Int */;
-char* var38 /* : NativeString */;
-char* var40 /* : NativeString */;
-char* var_a /* var a: NativeString */;
-short int var41 /* : Bool */;
-short int var43 /* : Bool */;
-int cltype44;
-int idtype45;
-const char* var_class_name46;
-short int var47 /* : Bool */;
-char* var48 /* : NativeString */;
-char* var_it /* var it: NativeString */;
-short int var49 /* : Bool */;
-short int var51 /* : Bool */;
-int cltype52;
-int idtype53;
-const char* var_class_name54;
-short int var55 /* : Bool */;
-var_cap = p0;
+long var6 /* : Int */;
+var_ = self;
 {
-{ /* Inline flat#FlatBuffer#capacity (self) on <self:FlatBuffer> */
-var2 = self->attrs[COLOR_core__flat__FlatBuffer___capacity].l; /* _capacity on <self:FlatBuffer> */
+{ /* Inline flat$FlatStringCharIterator$curr_pos (var_) on <var_:FlatStringCharIterator> */
+var2 = var_->attrs[COLOR_core__flat__FlatStringCharIterator___curr_pos].l; /* _curr_pos on <var_:FlatStringCharIterator> */
 var = var2;
 RET_LABEL1:(void)0;
 }
 }
-var_c = var;
 {
-{ /* Inline kernel#Int#<= (var_cap,var_c) on <var_cap:Int> */
-/* Covariant cast for argument 0 (i) <var_c:Int> isa OTHER */
-/* <var_c:Int> isa OTHER */
-var5 = 1; /* easy <var_c:Int> isa OTHER*/
+{ /* Inline kernel$Int$+ (var,1l) on <var:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var5 = 1; /* easy <1l:Int> isa OTHER*/
 if (unlikely(!var5)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var6 = var_cap <= var_c;
+var6 = var + 1l;
 var3 = var6;
 goto RET_LABEL4;
 RET_LABEL4:(void)0;
 }
 }
-if (var3){
+{
+{ /* Inline flat$FlatStringCharIterator$curr_pos= (var_,var3) on <var_:FlatStringCharIterator> */
+var_->attrs[COLOR_core__flat__FlatStringCharIterator___curr_pos].l = var3; /* _curr_pos on <var_:FlatStringCharIterator> */
+RET_LABEL7:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method flat$FlatStringCharIterator$index for (self: FlatStringCharIterator): Int */
+long core__flat___core__flat__FlatStringCharIterator___core__abstract_collection__IndexedIterator__index(val* self) {
+long var /* : Int */;
+long var1 /* : Int */;
+long var3 /* : Int */;
+{
+{ /* Inline flat$FlatStringCharIterator$curr_pos (self) on <self:FlatStringCharIterator> */
+var3 = self->attrs[COLOR_core__flat__FlatStringCharIterator___curr_pos].l; /* _curr_pos on <self:FlatStringCharIterator> */
+var1 = var3;
+RET_LABEL2:(void)0;
+}
+}
+var = var1;
 goto RET_LABEL;
-} else {
+RET_LABEL:;
+return var;
 }
-for(;;) {
+/* method flat$FlatStringCharView$[] for (self: FlatStringCharView, Int): Char */
+uint32_t core__flat___core__flat__FlatStringCharView___core__abstract_collection__SequenceRead___91d_93d(val* self, long p0) {
+uint32_t var /* : Char */;
+long var_index /* var index: Int */;
+val* var1 /* : Text */;
+val* var3 /* : Text */;
+uint32_t var4 /* : Char */;
+var_index = p0;
 {
-{ /* Inline kernel#Int#<= (var_c,var_cap) on <var_c:Int> */
-/* Covariant cast for argument 0 (i) <var_cap:Int> isa OTHER */
-/* <var_cap:Int> isa OTHER */
-var9 = 1; /* easy <var_cap:Int> isa OTHER*/
-if (unlikely(!var9)) {
-var_class_name12 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name12);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
+{ /* Inline abstract_text$StringCharView$target (self) on <self:FlatStringCharView> */
+var3 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatStringCharView> */
+if (unlikely(var3 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1320);
 fatal_exit(1);
 }
-var13 = var_c <= var_cap;
-var7 = var13;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
+var1 = var3;
+RET_LABEL2:(void)0;
 }
 }
-if (var7){
 {
-{ /* Inline kernel#Int#* (var_c,2l) on <var_c:Int> */
-/* Covariant cast for argument 0 (i) <2l:Int> isa OTHER */
-/* <2l:Int> isa OTHER */
-var16 = 1; /* easy <2l:Int> isa OTHER*/
-if (unlikely(!var16)) {
-var_class_name19 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name19);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 735);
-fatal_exit(1);
+var4 = ((uint32_t(*)(val* self, long p0))(var1->class->vft[COLOR_core__abstract_text__Text___91d_93d]))(var1, var_index); /* [] on <var1:Text(FlatString)>*/
 }
-var20 = var_c * 2l;
-var14 = var20;
-goto RET_LABEL15;
-RET_LABEL15:(void)0;
+var = var4;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
 }
+/* method flat$FlatStringCharView$[] for (self: SequenceRead[nullable Object], Int): nullable Object */
+val* VIRTUAL_core__flat___core__flat__FlatStringCharView___core__abstract_collection__SequenceRead___91d_93d(val* self, long p0) {
+val* var /* : nullable Object */;
+uint32_t var1 /* : Char */;
+val* var2 /* : nullable Object */;
+var1 = core__flat___core__flat__FlatStringCharView___core__abstract_collection__SequenceRead___91d_93d(self, p0);
+var2 = (val*)((long)(var1)<<2|2);
+var = var2;
+RET_LABEL:;
+return var;
 }
+/* method flat$FlatStringCharView$iterator_from for (self: FlatStringCharView, Int): IndexedIterator[Char] */
+val* core__flat___core__flat__FlatStringCharView___core__abstract_collection__SequenceRead__iterator_from(val* self, long p0) {
+val* var /* : IndexedIterator[Char] */;
+long var_start /* var start: Int */;
+val* var1 /* : FlatStringCharIterator */;
+val* var2 /* : Text */;
+val* var4 /* : Text */;
+var_start = p0;
+var1 = NEW_core__flat__FlatStringCharIterator(&type_core__flat__FlatStringCharIterator);
 {
-{ /* Inline kernel#Int#+ (var14,2l) on <var14:Int> */
-/* Covariant cast for argument 0 (i) <2l:Int> isa OTHER */
-/* <2l:Int> isa OTHER */
-var23 = 1; /* easy <2l:Int> isa OTHER*/
-if (unlikely(!var23)) {
-var_class_name26 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name26);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+{ /* Inline abstract_text$StringCharView$target (self) on <self:FlatStringCharView> */
+var4 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatStringCharView> */
+if (unlikely(var4 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1320);
 fatal_exit(1);
 }
-var27 = var14 + 2l;
-var21 = var27;
-goto RET_LABEL22;
-RET_LABEL22:(void)0;
+var2 = var4;
+RET_LABEL3:(void)0;
 }
 }
-var_c = var21;
-} else {
-goto BREAK_label;
+{
+((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatStringCharIterator__target_61d]))(var1, var2); /* target= on <var1:FlatStringCharIterator>*/
+}
+{
+((void(*)(val* self, long p0))(var1->class->vft[COLOR_core__flat__FlatStringCharIterator__curr_pos_61d]))(var1, var_start); /* curr_pos= on <var1:FlatStringCharIterator>*/
+}
+{
+((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatStringCharIterator>*/
+}
+var = var1;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method flat$FlatStringCharView$reverse_iterator_from for (self: FlatStringCharView, Int): IndexedIterator[Char] */
+val* core__flat___core__flat__FlatStringCharView___core__abstract_collection__SequenceRead__reverse_iterator_from(val* self, long p0) {
+val* var /* : IndexedIterator[Char] */;
+long var_start /* var start: Int */;
+val* var1 /* : FlatStringCharReverseIterator */;
+val* var2 /* : Text */;
+val* var4 /* : Text */;
+var_start = p0;
+var1 = NEW_core__flat__FlatStringCharReverseIterator(&type_core__flat__FlatStringCharReverseIterator);
+{
+{ /* Inline abstract_text$StringCharView$target (self) on <self:FlatStringCharView> */
+var4 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatStringCharView> */
+if (unlikely(var4 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1320);
+fatal_exit(1);
+}
+var2 = var4;
+RET_LABEL3:(void)0;
 }
 }
-BREAK_label: (void)0;
 {
-{ /* Inline abstract_text#Buffer#written= (self,0) on <self:FlatBuffer> */
-self->attrs[COLOR_core__abstract_text__Buffer___written].s = 0; /* _written on <self:FlatBuffer> */
-RET_LABEL28:(void)0;
-}
+((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatStringCharReverseIterator__target_61d]))(var1, var2); /* target= on <var1:FlatStringCharReverseIterator>*/
 }
-var29 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatBuffer> */
-var_bln = var29;
-var30 = NULL/*special!*/;
 {
-{ /* Inline kernel#Int#+ (var_c,1l) on <var_c:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var33 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var33)) {
-var_class_name36 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name36);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
-fatal_exit(1);
-}
-var37 = var_c + 1l;
-var31 = var37;
-goto RET_LABEL32;
-RET_LABEL32:(void)0;
-}
+((void(*)(val* self, long p0))(var1->class->vft[COLOR_core__flat__FlatStringCharReverseIterator__curr_pos_61d]))(var1, var_start); /* curr_pos= on <var1:FlatStringCharReverseIterator>*/
 }
 {
-{ /* Inline native#NativeString#new (var30,var31) on <var30:NativeString> */
-var40 = (char*)nit_alloc(var31);
-var38 = var40;
-goto RET_LABEL39;
-RET_LABEL39:(void)0;
+((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatStringCharReverseIterator>*/
 }
+var = var1;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
 }
-var_a = var38;
+/* method flat$Buffer$new for (self: Buffer): Buffer */
+val* core__flat___Buffer___new(val* self) {
+val* var /* : Buffer */;
+val* var1 /* : FlatBuffer */;
+var1 = NEW_core__FlatBuffer(&type_core__FlatBuffer);
 {
-{ /* Inline kernel#Int#> (var_bln,0l) on <var_bln:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var43 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var43)) {
-var_class_name46 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name46);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 730);
-fatal_exit(1);
+{ /* Inline flat$FlatBuffer$init (var1) on <var1:FlatBuffer> */
+{
+((void(*)(val* self))(var1->class->vft[COLOR_core___core__FlatBuffer___core__kernel__Object__init]))(var1); /* init on <var1:FlatBuffer>*/
 }
-var47 = var_bln > 0l;
-var41 = var47;
-goto RET_LABEL42;
-RET_LABEL42:(void)0;
+RET_LABEL2:(void)0;
 }
 }
-if (var41){
-var48 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
-var_it = var48;
+var = var1;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method flat$Buffer$with_cap for (self: Buffer, Int): Buffer */
+val* core__flat___Buffer___with_cap(val* self, long p0) {
+val* var /* : Buffer */;
+long var_i /* var i: Int */;
+val* var1 /* : FlatBuffer */;
+var_i = p0;
+var1 = NEW_core__FlatBuffer(&type_core__FlatBuffer);
 {
-{ /* Inline kernel#Int#> (var_bln,0l) on <var_bln:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var51 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var51)) {
-var_class_name54 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name54);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 730);
-fatal_exit(1);
+core___core__FlatBuffer___with_capacity(var1, var_i); /* Direct call flat$FlatBuffer$with_capacity on <var1:FlatBuffer>*/
 }
-var55 = var_bln > 0l;
-var49 = var55;
-goto RET_LABEL50;
-RET_LABEL50:(void)0;
+var = var1;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
 }
+/* method flat$FlatBuffer$chars for (self: FlatBuffer): SequenceRead[Char] */
+val* core___core__FlatBuffer___core__abstract_text__Text__chars(val* self) {
+val* var /* : SequenceRead[Char] */;
+val* var1 /* : FlatBufferCharView */;
+var1 = NEW_core__flat__FlatBufferCharView(&type_core__flat__FlatBufferCharView);
+{
+((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__abstract_text__StringCharView__target_61d]))(var1, self); /* target= on <var1:FlatBufferCharView>*/
 }
-if (var49){
 {
-{ /* Inline native#NativeString#copy_to (var_it,var_a,var_bln,0l,0l) on <var_it:NativeString> */
-memmove(var_a+0l,var_it+0l,var_bln);
-RET_LABEL56:(void)0;
+((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatBufferCharView>*/
 }
+var = var1;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
 }
-} else {
+/* method flat$FlatBuffer$capacity for (self: FlatBuffer): Int */
+long core___core__FlatBuffer___capacity(val* self) {
+long var /* : Int */;
+long var1 /* : Int */;
+var1 = self->attrs[COLOR_core__flat__FlatBuffer___capacity].l; /* _capacity on <self:FlatBuffer> */
+var = var1;
+RET_LABEL:;
+return var;
 }
-} else {
+/* method flat$FlatBuffer$capacity= for (self: FlatBuffer, Int) */
+void core___core__FlatBuffer___capacity_61d(val* self, long p0) {
+self->attrs[COLOR_core__flat__FlatBuffer___capacity].l = p0; /* _capacity on <self:FlatBuffer> */
+RET_LABEL:;
 }
-self->attrs[COLOR_core__abstract_text__FlatText___items].str = var_a; /* _items on <self:FlatBuffer> */
+/* method flat$FlatBuffer$substrings for (self: FlatBuffer): Iterator[FlatText] */
+val* core___core__FlatBuffer___core__abstract_text__Text__substrings(val* self) {
+val* var /* : Iterator[FlatText] */;
+val* var1 /* : FlatSubstringsIter */;
+var1 = NEW_core__flat__FlatSubstringsIter(&type_core__flat__FlatSubstringsIter);
 {
-{ /* Inline flat#FlatBuffer#capacity= (self,var_c) on <self:FlatBuffer> */
-self->attrs[COLOR_core__flat__FlatBuffer___capacity].l = var_c; /* _capacity on <self:FlatBuffer> */
-RET_LABEL57:(void)0;
+((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatSubstringsIter__tgt_61d]))(var1, self); /* tgt= on <var1:FlatSubstringsIter>*/
 }
+{
+((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatSubstringsIter>*/
 }
+var = var1;
+goto RET_LABEL;
 RET_LABEL:;
+return var;
 }
-/* method flat#FlatBuffer#to_s for (self: FlatBuffer): String */
-val* core___core__FlatBuffer___core__abstract_text__Object__to_s(val* self) {
-val* var /* : String */;
+/* method flat$FlatBuffer$reset for (self: FlatBuffer) */
+void core___core__FlatBuffer___reset(val* self) {
+static char* varoncenew;
+static int varoncenew_guard;
+char* var /* : CString */;
+char* var1 /* : CString */;
 long var2 /* : Int */;
-long var_bln /* var bln: Int */;
-short int var3 /* : Bool */;
-short int var5 /* : Bool */;
-char* var6 /* : NativeString */;
-char* var7 /* : NativeString */;
-char* var9 /* : NativeString */;
-val* var10 /* : FlatString */;
-char* var11 /* : NativeString */;
-long var12 /* : Int */;
+long var4 /* : Int */;
+char* var5 /* : CString */;
+char* var7 /* : CString */;
+char* var_nns /* var nns: CString */;
+long var8 /* : Int */;
+short int var9 /* : Bool */;
+short int var11 /* : Bool */;
+short int var12 /* : Bool */;
+char* var13 /* : CString */;
+long var14 /* : Int */;
+if (likely(varoncenew_guard)) {
+var = varoncenew;
+} else {
+var1 = NULL/*special!*/;
+var = var1;
+varoncenew = var;
+varoncenew_guard = 1;
+}
 {
-{ /* Inline abstract_text#Buffer#written= (self,1) on <self:FlatBuffer> */
-self->attrs[COLOR_core__abstract_text__Buffer___written].s = 1; /* _written on <self:FlatBuffer> */
-RET_LABEL1:(void)0;
+{ /* Inline flat$FlatBuffer$capacity (self) on <self:FlatBuffer> */
+var4 = self->attrs[COLOR_core__flat__FlatBuffer___capacity].l; /* _capacity on <self:FlatBuffer> */
+var2 = var4;
+RET_LABEL3:(void)0;
 }
 }
-var2 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatBuffer> */
-var_bln = var2;
 {
-{ /* Inline kernel#Int#== (var_bln,0l) on <var_bln:Int> */
-var5 = var_bln == 0l;
-var3 = var5;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
+{ /* Inline native$CString$new (var,var2) on <var:CString> */
+var7 = (char*)nit_alloc(var2);
+var5 = var7;
+goto RET_LABEL6;
+RET_LABEL6:(void)0;
 }
 }
-if (var3){
-var6 = NULL/*special!*/;
+var_nns = var5;
+var8 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatBuffer> */
 {
-{ /* Inline native#NativeString#new (var6,1l) on <var6:NativeString> */
-var9 = (char*)nit_alloc(1l);
-var7 = var9;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
+{ /* Inline kernel$Int$!= (var8,0l) on <var8:Int> */
+var11 = var8 == 0l;
+var12 = !var11;
+var9 = var12;
+goto RET_LABEL10;
+RET_LABEL10:(void)0;
+}
+}
+if (var9){
+var13 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
+var14 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatBuffer> */
+{
+{ /* Inline native$CString$copy_to (var13,var_nns,var14,0l,0l) on <var13:CString> */
+memmove(var_nns+0l,var13+0l,var14);
+RET_LABEL15:(void)0;
 }
 }
-self->attrs[COLOR_core__abstract_text__FlatText___items].str = var7; /* _items on <self:FlatBuffer> */
 } else {
 }
-var10 = NEW_core__FlatString(&type_core__FlatString);
-var11 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
-var12 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
+self->attrs[COLOR_core__abstract_text__FlatText___items].str = var_nns; /* _items on <self:FlatBuffer> */
 {
-core___core__FlatString___full(var10, var11, var_bln, 0l, var12); /* Direct call flat#FlatString#full on <var10:FlatString>*/
+{ /* Inline abstract_text$Buffer$written= (self,0) on <self:FlatBuffer> */
+self->attrs[COLOR_core__abstract_text__Buffer___written].s = 0; /* _written on <self:FlatBuffer> */
+RET_LABEL16:(void)0;
+}
 }
-var = var10;
-goto RET_LABEL;
 RET_LABEL:;
-return var;
 }
-/* method flat#FlatBuffer#to_cstring for (self: FlatBuffer): NativeString */
-char* core___core__FlatBuffer___core__abstract_text__Text__to_cstring(val* self) {
-char* var /* : NativeString */;
-short int var1 /* : Bool */;
-short int var3 /* : Bool */;
-long var4 /* : Int */;
-long var_bln /* var bln: Int */;
-char* var5 /* : NativeString */;
-long var6 /* : Int */;
-short int var8 /* : Bool */;
+/* method flat$FlatBuffer$rshift_bytes for (self: FlatBuffer, Int, Int) */
+void core___core__FlatBuffer___rshift_bytes(val* self, long p0, long p1) {
+long var_from /* var from: Int */;
+long var_len /* var len: Int */;
+char* var /* : CString */;
+char* var_oit /* var oit: CString */;
+char* var1 /* : CString */;
+char* var_nit /* var nit: CString */;
+long var2 /* : Int */;
+long var_bt /* var bt: Int */;
+long var3 /* : Int */;
+short int var5 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
+long var6 /* : Int */;
+long var7 /* : Int */;
 long var9 /* : Int */;
-char* var10 /* : NativeString */;
-char* var12 /* : NativeString */;
-char* var_new_native /* var new_native: NativeString */;
-long var14 /* : Int */;
-short int var15 /* : Bool */;
-short int var17 /* : Bool */;
-int cltype18;
-int idtype19;
-const char* var_class_name20;
-short int var21 /* : Bool */;
-char* var22 /* : NativeString */;
-char* var26 /* : NativeString */;
-char* var28 /* : NativeString */;
+short int var10 /* : Bool */;
+short int var12 /* : Bool */;
+int cltype13;
+int idtype14;
+const char* var_class_name15;
+short int var16 /* : Bool */;
+long var17 /* : Int */;
+long var19 /* : Int */;
+long var20 /* : Int */;
+short int var22 /* : Bool */;
+int cltype23;
+int idtype24;
+const char* var_class_name25;
+long var26 /* : Int */;
+long var27 /* : Int */;
+short int var29 /* : Bool */;
+int cltype30;
+int idtype31;
+const char* var_class_name32;
+long var33 /* : Int */;
+static char* varoncenew;
+static int varoncenew_guard;
+char* var35 /* : CString */;
+char* var36 /* : CString */;
+long var37 /* : Int */;
+long var39 /* : Int */;
+char* var40 /* : CString */;
+char* var42 /* : CString */;
+long var44 /* : Int */;
+short int var46 /* : Bool */;
+int cltype47;
+int idtype48;
+const char* var_class_name49;
+long var50 /* : Int */;
+long var51 /* : Int */;
+short int var53 /* : Bool */;
+int cltype54;
+int idtype55;
+const char* var_class_name56;
+long var57 /* : Int */;
+var_from = p0;
+var_len = p1;
+var = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
+var_oit = var;
+var1 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
+var_nit = var1;
+var2 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatBuffer> */
+var_bt = var2;
 {
-{ /* Inline abstract_text#Buffer#is_dirty (self) on <self:FlatBuffer> */
-var3 = self->attrs[COLOR_core__abstract_text__Buffer___is_dirty].s; /* _is_dirty on <self:FlatBuffer> */
-var1 = var3;
-RET_LABEL2:(void)0;
+{ /* Inline kernel$Int$+ (var_bt,var_len) on <var_bt:Int> */
+/* Covariant cast for argument 0 (i) <var_len:Int> isa OTHER */
+/* <var_len:Int> isa OTHER */
+var5 = 1; /* easy <var_len:Int> isa OTHER*/
+if (unlikely(!var5)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
+}
+var6 = var_bt + var_len;
+var3 = var6;
+goto RET_LABEL4;
+RET_LABEL4:(void)0;
 }
 }
-if (var1){
-var4 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatBuffer> */
-var_bln = var4;
-var5 = NULL/*special!*/;
 {
-{ /* Inline kernel#Int#+ (var_bln,1l) on <var_bln:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var8 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var8)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+{ /* Inline flat$FlatBuffer$capacity (self) on <self:FlatBuffer> */
+var9 = self->attrs[COLOR_core__flat__FlatBuffer___capacity].l; /* _capacity on <self:FlatBuffer> */
+var7 = var9;
+RET_LABEL8:(void)0;
+}
+}
+{
+{ /* Inline kernel$Int$> (var3,var7) on <var3:Int> */
+/* Covariant cast for argument 0 (i) <var7:Int> isa OTHER */
+/* <var7:Int> isa OTHER */
+var12 = 1; /* easy <var7:Int> isa OTHER*/
+if (unlikely(!var12)) {
+var_class_name15 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name15);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
 fatal_exit(1);
 }
-var9 = var_bln + 1l;
-var6 = var9;
-goto RET_LABEL7;
-RET_LABEL7:(void)0;
+var16 = var3 > var7;
+var10 = var16;
+goto RET_LABEL11;
+RET_LABEL11:(void)0;
 }
 }
+if (var10){
 {
-{ /* Inline native#NativeString#new (var5,var6) on <var5:NativeString> */
-var12 = (char*)nit_alloc(var6);
-var10 = var12;
-goto RET_LABEL11;
-RET_LABEL11:(void)0;
+{ /* Inline flat$FlatBuffer$capacity (self) on <self:FlatBuffer> */
+var19 = self->attrs[COLOR_core__flat__FlatBuffer___capacity].l; /* _capacity on <self:FlatBuffer> */
+var17 = var19;
+RET_LABEL18:(void)0;
 }
 }
-var_new_native = var10;
 {
-{ /* Inline native#NativeString#[]= (var_new_native,var_bln,((unsigned char)0x00)) on <var_new_native:NativeString> */
-var_new_native[var_bln]=(unsigned char)((unsigned char)0x00);
-RET_LABEL13:(void)0;
+{ /* Inline kernel$Int$* (var17,2l) on <var17:Int> */
+/* Covariant cast for argument 0 (i) <2l:Int> isa OTHER */
+/* <2l:Int> isa OTHER */
+var22 = 1; /* easy <2l:Int> isa OTHER*/
+if (unlikely(!var22)) {
+var_class_name25 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name25);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 732);
+fatal_exit(1);
+}
+var26 = var17 * 2l;
+var20 = var26;
+goto RET_LABEL21;
+RET_LABEL21:(void)0;
 }
 }
-var14 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
 {
-{ /* Inline kernel#Int#> (var14,0l) on <var14:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var17 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var17)) {
-var_class_name20 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name20);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 730);
+{ /* Inline kernel$Int$+ (var20,2l) on <var20:Int> */
+/* Covariant cast for argument 0 (i) <2l:Int> isa OTHER */
+/* <2l:Int> isa OTHER */
+var29 = 1; /* easy <2l:Int> isa OTHER*/
+if (unlikely(!var29)) {
+var_class_name32 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name32);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var21 = var14 > 0l;
-var15 = var21;
-goto RET_LABEL16;
-RET_LABEL16:(void)0;
+var33 = var20 + 2l;
+var27 = var33;
+goto RET_LABEL28;
+RET_LABEL28:(void)0;
 }
 }
-if (var15){
-var22 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
 {
-{ /* Inline native#NativeString#copy_to (var22,var_new_native,var_bln,0l,0l) on <var22:NativeString> */
-memmove(var_new_native+0l,var22+0l,var_bln);
-RET_LABEL23:(void)0;
+{ /* Inline flat$FlatBuffer$capacity= (self,var27) on <self:FlatBuffer> */
+self->attrs[COLOR_core__flat__FlatBuffer___capacity].l = var27; /* _capacity on <self:FlatBuffer> */
+RET_LABEL34:(void)0;
 }
 }
+if (likely(varoncenew_guard)) {
+var35 = varoncenew;
 } else {
+var36 = NULL/*special!*/;
+var35 = var36;
+varoncenew = var35;
+varoncenew_guard = 1;
 }
 {
-{ /* Inline flat#FlatBuffer#real_items= (self,var_new_native) on <self:FlatBuffer> */
-self->attrs[COLOR_core__flat__FlatBuffer___real_items].str = var_new_native; /* _real_items on <self:FlatBuffer> */
-RET_LABEL24:(void)0;
+{ /* Inline flat$FlatBuffer$capacity (self) on <self:FlatBuffer> */
+var39 = self->attrs[COLOR_core__flat__FlatBuffer___capacity].l; /* _capacity on <self:FlatBuffer> */
+var37 = var39;
+RET_LABEL38:(void)0;
 }
 }
 {
-{ /* Inline abstract_text#Buffer#is_dirty= (self,0) on <self:FlatBuffer> */
-self->attrs[COLOR_core__abstract_text__Buffer___is_dirty].s = 0; /* _is_dirty on <self:FlatBuffer> */
-RET_LABEL25:(void)0;
-}
+{ /* Inline native$CString$new (var35,var37) on <var35:CString> */
+var42 = (char*)nit_alloc(var37);
+var40 = var42;
+goto RET_LABEL41;
+RET_LABEL41:(void)0;
 }
-} else {
 }
+var_nit = var40;
 {
-{ /* Inline flat#FlatBuffer#real_items (self) on <self:FlatBuffer> */
-var28 = self->attrs[COLOR_core__flat__FlatBuffer___real_items].str; /* _real_items on <self:FlatBuffer> */
-var26 = var28;
-RET_LABEL27:(void)0;
+{ /* Inline native$CString$copy_to (var_oit,var_nit,0l,0l,var_from) on <var_oit:CString> */
+memmove(var_nit+var_from,var_oit+0l,0l);
+RET_LABEL43:(void)0;
 }
 }
-var = var26;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+} else {
 }
-/* method flat#FlatBuffer#init for (self: FlatBuffer) */
-void core___core__FlatBuffer___core__kernel__Object__init(val* self) {
 {
-((void(*)(val* self))(self->class->vft[COLOR_core___core__FlatBuffer___core__kernel__Object__init]))(self); /* init on <self:FlatBuffer>*/
+{ /* Inline kernel$Int$- (var_bt,var_from) on <var_bt:Int> */
+/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
+/* <var_from:Int> isa OTHER */
+var46 = 1; /* easy <var_from:Int> isa OTHER*/
+if (unlikely(!var46)) {
+var_class_name49 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name49);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+fatal_exit(1);
+}
+var50 = var_bt - var_from;
+var44 = var50;
+goto RET_LABEL45;
+RET_LABEL45:(void)0;
 }
-RET_LABEL:;
 }
-/* method flat#FlatBuffer#with_infos for (self: FlatBuffer, NativeString, Int, Int, Int) */
-void core___core__FlatBuffer___with_infos(val* self, char* p0, long p1, long p2, long p3) {
-char* var_items /* var items: NativeString */;
-long var_capacity /* var capacity: Int */;
-long var_bytelen /* var bytelen: Int */;
-long var_length /* var length: Int */;
-{
-{ /* Inline flat#FlatBuffer#init (self) on <self:FlatBuffer> */
 {
-((void(*)(val* self))(self->class->vft[COLOR_core___core__FlatBuffer___core__kernel__Object__init]))(self); /* init on <self:FlatBuffer>*/
+{ /* Inline kernel$Int$+ (var_from,var_len) on <var_from:Int> */
+/* Covariant cast for argument 0 (i) <var_len:Int> isa OTHER */
+/* <var_len:Int> isa OTHER */
+var53 = 1; /* easy <var_len:Int> isa OTHER*/
+if (unlikely(!var53)) {
+var_class_name56 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name56);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
 }
-RET_LABEL1:(void)0;
+var57 = var_from + var_len;
+var51 = var57;
+goto RET_LABEL52;
+RET_LABEL52:(void)0;
 }
 }
-var_items = p0;
-var_capacity = p1;
-var_bytelen = p2;
-var_length = p3;
-self->attrs[COLOR_core__abstract_text__FlatText___items].str = var_items; /* _items on <self:FlatBuffer> */
 {
-{ /* Inline flat#FlatBuffer#capacity= (self,var_capacity) on <self:FlatBuffer> */
-self->attrs[COLOR_core__flat__FlatBuffer___capacity].l = var_capacity; /* _capacity on <self:FlatBuffer> */
-RET_LABEL2:(void)0;
+{ /* Inline native$CString$copy_to (var_oit,var_nit,var44,var_from,var51) on <var_oit:CString> */
+memmove(var_nit+var51,var_oit+var_from,var44);
+RET_LABEL58:(void)0;
 }
 }
-self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l = var_bytelen; /* _bytelen on <self:FlatBuffer> */
-self->attrs[COLOR_core__abstract_text__FlatText___length].l = var_length; /* _length on <self:FlatBuffer> */
 RET_LABEL:;
 }
-/* method flat#FlatBuffer#from for (self: FlatBuffer, Text) */
-void core___core__FlatBuffer___from(val* self, val* p0) {
-val* var_s /* var s: Text */;
-char* var /* : NativeString */;
+/* method flat$FlatBuffer$lshift_bytes for (self: FlatBuffer, Int, Int) */
+void core___core__FlatBuffer___lshift_bytes(val* self, long p0, long p1) {
+long var_from /* var from: Int */;
+long var_len /* var len: Int */;
+char* var /* : CString */;
+char* var_it /* var it: CString */;
+long var1 /* : Int */;
 long var2 /* : Int */;
-char* var3 /* : NativeString */;
-char* var5 /* : NativeString */;
-short int var6 /* : Bool */;
+short int var4 /* : Bool */;
 int cltype;
 int idtype;
-char* var7 /* : NativeString */;
-val* var8 /* : Iterator[FlatText] */;
-val* var_ /* var : Iterator[FlatText] */;
-val* var9 /* : Iterator[nullable Object] */;
-val* var_10 /* var : Iterator[FlatText] */;
-short int var11 /* : Bool */;
-val* var12 /* : nullable Object */;
-val* var_i /* var i: FlatText */;
-short int var13 /* : Bool */;
-int cltype14;
-int idtype15;
 const char* var_class_name;
-char* var16 /* : NativeString */;
-char* var17 /* : NativeString */;
-long var18 /* : Int */;
-long var20 /* : Int */;
-long var21 /* : Int */;
-long var22 /* : Int */;
-{
-{ /* Inline flat#FlatBuffer#init (self) on <self:FlatBuffer> */
-{
-((void(*)(val* self))(self->class->vft[COLOR_core___core__FlatBuffer___core__kernel__Object__init]))(self); /* init on <self:FlatBuffer>*/
-}
-RET_LABEL1:(void)0;
-}
-}
-var_s = p0;
-var = NULL/*special!*/;
-{
-var2 = ((long(*)(val* self))(var_s->class->vft[COLOR_core__abstract_text__Text__bytelen]))(var_s); /* bytelen on <var_s:Text>*/
-}
-{
-{ /* Inline native#NativeString#new (var,var2) on <var:NativeString> */
-var5 = (char*)nit_alloc(var2);
-var3 = var5;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
-}
-}
-self->attrs[COLOR_core__abstract_text__FlatText___items].str = var3; /* _items on <self:FlatBuffer> */
-/* <var_s:Text> isa FlatText */
-cltype = type_core__FlatText.color;
-idtype = type_core__FlatText.id;
-if(cltype >= var_s->type->table_size) {
-var6 = 0;
-} else {
-var6 = var_s->type->type_table[cltype] == idtype;
-}
-if (var6){
-var7 = var_s->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <var_s:Text(FlatText)> */
-self->attrs[COLOR_core__abstract_text__FlatText___items].str = var7; /* _items on <self:FlatBuffer> */
-} else {
-{
-var8 = core___core__FlatBuffer___core__abstract_text__Text__substrings(self);
-}
-var_ = var8;
-{
-var9 = ((val*(*)(val* self))((((long)var_&3)?class_info[((long)var_&3)]:var_->class)->vft[COLOR_core__abstract_collection__Iterator__iterator]))(var_); /* iterator on <var_:Iterator[FlatText]>*/
-}
-var_10 = var9;
-for(;;) {
-{
-var11 = ((short int(*)(val* self))((((long)var_10&3)?class_info[((long)var_10&3)]:var_10->class)->vft[COLOR_core__abstract_collection__Iterator__is_ok]))(var_10); /* is_ok on <var_10:Iterator[FlatText]>*/
-}
-if (var11){
-} else {
-goto BREAK_label;
-}
+long var5 /* : Int */;
+long var6 /* : Int */;
+short int var8 /* : Bool */;
+int cltype9;
+int idtype10;
+const char* var_class_name11;
+long var12 /* : Int */;
+var_from = p0;
+var_len = p1;
+var = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
+var_it = var;
+var1 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatBuffer> */
 {
-var12 = ((val*(*)(val* self))((((long)var_10&3)?class_info[((long)var_10&3)]:var_10->class)->vft[COLOR_core__abstract_collection__Iterator__item]))(var_10); /* item on <var_10:Iterator[FlatText]>*/
-}
-var_i = var12;
-/* <var_i:FlatText> isa FlatString */
-cltype14 = type_core__FlatString.color;
-idtype15 = type_core__FlatString.id;
-if(cltype14 >= var_i->type->table_size) {
-var13 = 0;
-} else {
-var13 = var_i->type->type_table[cltype14] == idtype15;
-}
-if (unlikely(!var13)) {
-var_class_name = var_i == NULL ? "null" : var_i->type->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "FlatString", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 891);
+{ /* Inline kernel$Int$- (var1,var_from) on <var1:Int> */
+/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
+/* <var_from:Int> isa OTHER */
+var4 = 1; /* easy <var_from:Int> isa OTHER*/
+if (unlikely(!var4)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var16 = var_i->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <var_i:FlatText(FlatString)> */
-var17 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
-var18 = var_i->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <var_i:FlatText> */
-{
-{ /* Inline native#NativeString#copy_to (var16,var17,var18,0l,0l) on <var16:NativeString> */
-memmove(var17+0l,var16+0l,var18);
-RET_LABEL19:(void)0;
-}
-}
-{
-((void(*)(val* self))((((long)var_10&3)?class_info[((long)var_10&3)]:var_10->class)->vft[COLOR_core__abstract_collection__Iterator__next]))(var_10); /* next on <var_10:Iterator[FlatText]>*/
+var5 = var1 - var_from;
+var2 = var5;
+goto RET_LABEL3;
+RET_LABEL3:(void)0;
 }
 }
-BREAK_label: (void)0;
 {
-((void(*)(val* self))((((long)var_10&3)?class_info[((long)var_10&3)]:var_10->class)->vft[COLOR_core__abstract_collection__Iterator__finish]))(var_10); /* finish on <var_10:Iterator[FlatText]>*/
-}
+{ /* Inline kernel$Int$- (var_from,var_len) on <var_from:Int> */
+/* Covariant cast for argument 0 (i) <var_len:Int> isa OTHER */
+/* <var_len:Int> isa OTHER */
+var8 = 1; /* easy <var_len:Int> isa OTHER*/
+if (unlikely(!var8)) {
+var_class_name11 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name11);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+fatal_exit(1);
 }
-{
-var20 = ((long(*)(val* self))(var_s->class->vft[COLOR_core__abstract_text__Text__bytelen]))(var_s); /* bytelen on <var_s:Text>*/
+var12 = var_from - var_len;
+var6 = var12;
+goto RET_LABEL7;
+RET_LABEL7:(void)0;
 }
-self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l = var20; /* _bytelen on <self:FlatBuffer> */
-{
-var21 = ((long(*)(val* self))(var_s->class->vft[COLOR_core__abstract_text__Text__length]))(var_s); /* length on <var_s:Text>*/
 }
-self->attrs[COLOR_core__abstract_text__FlatText___length].l = var21; /* _length on <self:FlatBuffer> */
-var22 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatBuffer> */
-self->attrs[COLOR_core__flat__FlatBuffer___capacity].l = var22; /* _capacity on <self:FlatBuffer> */
 {
-{ /* Inline abstract_text#Buffer#written= (self,1) on <self:FlatBuffer> */
-self->attrs[COLOR_core__abstract_text__Buffer___written].s = 1; /* _written on <self:FlatBuffer> */
-RET_LABEL23:(void)0;
+{ /* Inline native$CString$copy_to (var_it,var_it,var2,var_from,var6) on <var_it:CString> */
+memmove(var_it+var6,var_it+var_from,var2);
+RET_LABEL13:(void)0;
 }
 }
 RET_LABEL:;
 }
-/* method flat#FlatBuffer#with_capacity for (self: FlatBuffer, Int) */
-void core___core__FlatBuffer___with_capacity(val* self, long p0) {
-long var_cap /* var cap: Int */;
+/* method flat$FlatBuffer$[]= for (self: FlatBuffer, Int, Char) */
+void core___core__FlatBuffer___core__abstract_text__Buffer___91d_93d_61d(val* self, long p0, uint32_t p1) {
+long var_index /* var index: Int */;
+uint32_t var_item /* var item: Char */;
 short int var /* : Bool */;
+short int var1 /* : Bool */;
 short int var3 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
 short int var4 /* : Bool */;
-char* var5 /* : NativeString */;
-long var6 /* : Int */;
+short int var_ /* var : Bool */;
+long var5 /* : Int */;
+short int var6 /* : Bool */;
 short int var8 /* : Bool */;
 int cltype9;
 int idtype10;
 const char* var_class_name11;
-long var12 /* : Int */;
-char* var13 /* : NativeString */;
-char* var15 /* : NativeString */;
-{
-{ /* Inline flat#FlatBuffer#init (self) on <self:FlatBuffer> */
-{
-((void(*)(val* self))(self->class->vft[COLOR_core___core__FlatBuffer___core__kernel__Object__init]))(self); /* init on <self:FlatBuffer>*/
-}
-RET_LABEL1:(void)0;
-}
-}
-var_cap = p0;
+short int var12 /* : Bool */;
+short int var13 /* : Bool */;
+short int var15 /* : Bool */;
+long var16 /* : Int */;
+short int var17 /* : Bool */;
+short int var19 /* : Bool */;
+char* var20 /* : CString */;
+char* var_it /* var it: CString */;
+long var21 /* : Int */;
+long var_ip /* var ip: Int */;
+uint32_t var22 /* : Char */;
+uint32_t var_c /* var c: Char */;
+long var23 /* : Int */;
+long var_clen /* var clen: Int */;
+long var24 /* : Int */;
+long var_itemlen /* var itemlen: Int */;
+long var25 /* : Int */;
+short int var27 /* : Bool */;
+int cltype28;
+int idtype29;
+const char* var_class_name30;
+long var31 /* : Int */;
+long var_size_diff /* var size_diff: Int */;
+short int var32 /* : Bool */;
+short int var34 /* : Bool */;
+int cltype35;
+int idtype36;
+const char* var_class_name37;
+short int var38 /* : Bool */;
+long var39 /* : Int */;
+short int var41 /* : Bool */;
+int cltype42;
+int idtype43;
+const char* var_class_name44;
+long var45 /* : Int */;
+short int var46 /* : Bool */;
+short int var48 /* : Bool */;
+int cltype49;
+int idtype50;
+const char* var_class_name51;
+short int var52 /* : Bool */;
+long var53 /* : Int */;
+short int var55 /* : Bool */;
+int cltype56;
+int idtype57;
+const char* var_class_name58;
+long var59 /* : Int */;
+long var60 /* : Int */;
+long var62 /* : Int */;
+val* var_63 /* var : FlatBuffer */;
+long var64 /* : Int */;
+long var65 /* : Int */;
+short int var67 /* : Bool */;
+int cltype68;
+int idtype69;
+const char* var_class_name70;
+long var71 /* : Int */;
+var_index = p0;
+var_item = p1;
 {
-{ /* Inline kernel#Int#>= (var_cap,0l) on <var_cap:Int> */
+{ /* Inline kernel$Int$>= (var_index,0l) on <var_index:Int> */
 /* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
 /* <0l:Int> isa OTHER */
 var3 = 1; /* easy <0l:Int> isa OTHER*/
 if (unlikely(!var3)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 729);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 726);
 fatal_exit(1);
 }
-var4 = var_cap >= 0l;
-var = var4;
+var4 = var_index >= 0l;
+var1 = var4;
 goto RET_LABEL2;
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(!var)) {
-PRINT_ERROR("Runtime error: %s", "Assert failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 902);
-fatal_exit(1);
-}
-var5 = NULL/*special!*/;
+var_ = var1;
+if (var1){
+var5 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
 {
-{ /* Inline kernel#Int#+ (var_cap,1l) on <var_cap:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var8 = 1; /* easy <1l:Int> isa OTHER*/
+{ /* Inline kernel$Int$<= (var_index,var5) on <var_index:Int> */
+/* Covariant cast for argument 0 (i) <var5:Int> isa OTHER */
+/* <var5:Int> isa OTHER */
+var8 = 1; /* easy <var5:Int> isa OTHER*/
 if (unlikely(!var8)) {
 var_class_name11 = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name11);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
 fatal_exit(1);
 }
-var12 = var_cap + 1l;
+var12 = var_index <= var5;
 var6 = var12;
 goto RET_LABEL7;
 RET_LABEL7:(void)0;
 }
 }
+var = var6;
+} else {
+var = var_;
+}
+if (unlikely(!var)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Assert failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 923);
+fatal_exit(1);
+}
 {
-{ /* Inline native#NativeString#new (var5,var6) on <var5:NativeString> */
-var15 = (char*)nit_alloc(var6);
+{ /* Inline abstract_text$Buffer$written (self) on <self:FlatBuffer> */
+var15 = self->attrs[COLOR_core__abstract_text__Buffer___written].s; /* _written on <self:FlatBuffer> */
 var13 = var15;
-goto RET_LABEL14;
 RET_LABEL14:(void)0;
 }
 }
-self->attrs[COLOR_core__abstract_text__FlatText___items].str = var13; /* _items on <self:FlatBuffer> */
+if (var13){
 {
-{ /* Inline flat#FlatBuffer#capacity= (self,var_cap) on <self:FlatBuffer> */
-self->attrs[COLOR_core__flat__FlatBuffer___capacity].l = var_cap; /* _capacity on <self:FlatBuffer> */
-RET_LABEL16:(void)0;
+core___core__FlatBuffer___reset(self); /* Direct call flat$FlatBuffer$reset on <self:FlatBuffer>*/
 }
+} else {
 }
-self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l = 0l; /* _bytelen on <self:FlatBuffer> */
-RET_LABEL:;
+var16 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
+{
+{ /* Inline kernel$Int$== (var_index,var16) on <var_index:Int> */
+var19 = var_index == var16;
+var17 = var19;
+goto RET_LABEL18;
+RET_LABEL18:(void)0;
 }
-/* method flat#FlatBuffer#append for (self: FlatBuffer, Text) */
-void core___core__FlatBuffer___core__abstract_text__Buffer__append(val* self, val* p0) {
-val* var_s /* var s: Text */;
-short int var /* : Bool */;
-long var2 /* : Int */;
-long var_sl /* var sl: Int */;
-long var3 /* : Int */;
-long var4 /* : Int */;
-short int var6 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-long var7 /* : Int */;
-long var_nln /* var nln: Int */;
-short int var8 /* : Bool */;
-int cltype9;
-int idtype10;
-char* var11 /* : NativeString */;
-char* var12 /* : NativeString */;
-long var13 /* : Int */;
-long var14 /* : Int */;
-val* var16 /* : Iterator[FlatText] */;
-val* var_ /* var : Iterator[FlatText] */;
-val* var17 /* : Iterator[nullable Object] */;
-val* var_18 /* var : Iterator[FlatText] */;
-short int var19 /* : Bool */;
-val* var20 /* : nullable Object */;
-val* var_i /* var i: FlatText */;
-val* var_21 /* var : FlatBuffer */;
-long var22 /* : Int */;
-long var23 /* : Int */;
-long var25 /* : Int */;
-long var26 /* : Int */;
-short int var28 /* : Bool */;
-int cltype29;
-int idtype30;
-const char* var_class_name31;
-long var32 /* : Int */;
-var_s = p0;
+}
+if (var17){
 {
-var = ((short int(*)(val* self))(var_s->class->vft[COLOR_core__abstract_text__Text__is_empty]))(var_s); /* is_empty on <var_s:Text>*/
+core___core__FlatBuffer___core__abstract_text__Buffer__add(self, var_item); /* Direct call flat$FlatBuffer$add on <self:FlatBuffer>*/
 }
-if (var){
 goto RET_LABEL;
 } else {
 }
+var20 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
+var_it = var20;
 {
-{ /* Inline abstract_text#Buffer#is_dirty= (self,1) on <self:FlatBuffer> */
-self->attrs[COLOR_core__abstract_text__Buffer___is_dirty].s = 1; /* _is_dirty on <self:FlatBuffer> */
-RET_LABEL1:(void)0;
+var21 = core___core__CString___char_to_byte_index(var_it, var_index);
 }
+var_ip = var21;
+{
+var22 = core___core__CString___char_at(var_it, var_ip);
 }
+var_c = var22;
 {
-var2 = ((long(*)(val* self))(var_s->class->vft[COLOR_core__abstract_text__Text__bytelen]))(var_s); /* bytelen on <var_s:Text>*/
+var23 = core__abstract_text___Char___u8char_len(var_c);
 }
-var_sl = var2;
-var3 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatBuffer> */
+var_clen = var23;
 {
-{ /* Inline kernel#Int#+ (var3,var_sl) on <var3:Int> */
-/* Covariant cast for argument 0 (i) <var_sl:Int> isa OTHER */
-/* <var_sl:Int> isa OTHER */
-var6 = 1; /* easy <var_sl:Int> isa OTHER*/
-if (unlikely(!var6)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+var24 = core__abstract_text___Char___u8char_len(var_item);
+}
+var_itemlen = var24;
+{
+{ /* Inline kernel$Int$- (var_itemlen,var_clen) on <var_itemlen:Int> */
+/* Covariant cast for argument 0 (i) <var_clen:Int> isa OTHER */
+/* <var_clen:Int> isa OTHER */
+var27 = 1; /* easy <var_clen:Int> isa OTHER*/
+if (unlikely(!var27)) {
+var_class_name30 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name30);
 PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var7 = var3 + var_sl;
-var4 = var7;
-goto RET_LABEL5;
-RET_LABEL5:(void)0;
+var31 = var_itemlen - var_clen;
+var25 = var31;
+goto RET_LABEL26;
+RET_LABEL26:(void)0;
 }
 }
-var_nln = var4;
+var_size_diff = var25;
 {
-core___core__FlatBuffer___core__abstract_text__Buffer__enlarge(self, var_nln); /* Direct call flat#FlatBuffer#enlarge on <self:FlatBuffer>*/
+{ /* Inline kernel$Int$> (var_size_diff,0l) on <var_size_diff:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var34 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var34)) {
+var_class_name37 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name37);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
+fatal_exit(1);
 }
-/* <var_s:Text> isa FlatText */
-cltype9 = type_core__FlatText.color;
-idtype10 = type_core__FlatText.id;
-if(cltype9 >= var_s->type->table_size) {
-var8 = 0;
-} else {
-var8 = var_s->type->type_table[cltype9] == idtype10;
+var38 = var_size_diff > 0l;
+var32 = var38;
+goto RET_LABEL33;
+RET_LABEL33:(void)0;
 }
-if (var8){
-var11 = var_s->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <var_s:Text(FlatText)> */
-var12 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
-{
-var13 = ((long(*)(val* self))(var_s->class->vft[COLOR_core__flat__FlatText__first_byte]))(var_s); /* first_byte on <var_s:Text(FlatText)>*/
 }
-var14 = self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <self:FlatBuffer> */
+if (var32){
 {
-{ /* Inline native#NativeString#copy_to (var11,var12,var_sl,var13,var14) on <var11:NativeString> */
-memmove(var12+var14,var11+var13,var_sl);
-RET_LABEL15:(void)0;
+{ /* Inline kernel$Int$+ (var_ip,var_clen) on <var_ip:Int> */
+/* Covariant cast for argument 0 (i) <var_clen:Int> isa OTHER */
+/* <var_clen:Int> isa OTHER */
+var41 = 1; /* easy <var_clen:Int> isa OTHER*/
+if (unlikely(!var41)) {
+var_class_name44 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name44);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
 }
+var45 = var_ip + var_clen;
+var39 = var45;
+goto RET_LABEL40;
+RET_LABEL40:(void)0;
 }
-} else {
-{
-var16 = ((val*(*)(val* self))(var_s->class->vft[COLOR_core__abstract_text__Text__substrings]))(var_s); /* substrings on <var_s:Text>*/
 }
-var_ = var16;
 {
-var17 = ((val*(*)(val* self))((((long)var_&3)?class_info[((long)var_&3)]:var_->class)->vft[COLOR_core__abstract_collection__Iterator__iterator]))(var_); /* iterator on <var_:Iterator[FlatText]>*/
+core___core__FlatBuffer___rshift_bytes(self, var39, var_size_diff); /* Direct call flat$FlatBuffer$rshift_bytes on <self:FlatBuffer>*/
 }
-var_18 = var17;
-for(;;) {
+} else {
 {
-var19 = ((short int(*)(val* self))((((long)var_18&3)?class_info[((long)var_18&3)]:var_18->class)->vft[COLOR_core__abstract_collection__Iterator__is_ok]))(var_18); /* is_ok on <var_18:Iterator[FlatText]>*/
+{ /* Inline kernel$Int$< (var_size_diff,0l) on <var_size_diff:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var48 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var48)) {
+var_class_name51 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name51);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
+fatal_exit(1);
 }
-if (var19){
-} else {
-goto BREAK_label;
+var52 = var_size_diff < 0l;
+var46 = var52;
+goto RET_LABEL47;
+RET_LABEL47:(void)0;
 }
-{
-var20 = ((val*(*)(val* self))((((long)var_18&3)?class_info[((long)var_18&3)]:var_18->class)->vft[COLOR_core__abstract_collection__Iterator__item]))(var_18); /* item on <var_18:Iterator[FlatText]>*/
 }
-var_i = var20;
+if (var46){
 {
-core___core__FlatBuffer___core__abstract_text__Buffer__append(self, var_i); /* Direct call flat#FlatBuffer#append on <self:FlatBuffer>*/
+{ /* Inline kernel$Int$+ (var_ip,var_clen) on <var_ip:Int> */
+/* Covariant cast for argument 0 (i) <var_clen:Int> isa OTHER */
+/* <var_clen:Int> isa OTHER */
+var55 = 1; /* easy <var_clen:Int> isa OTHER*/
+if (unlikely(!var55)) {
+var_class_name58 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name58);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
 }
-{
-((void(*)(val* self))((((long)var_18&3)?class_info[((long)var_18&3)]:var_18->class)->vft[COLOR_core__abstract_collection__Iterator__next]))(var_18); /* next on <var_18:Iterator[FlatText]>*/
+var59 = var_ip + var_clen;
+var53 = var59;
+goto RET_LABEL54;
+RET_LABEL54:(void)0;
 }
 }
-BREAK_label: (void)0;
 {
-((void(*)(val* self))((((long)var_18&3)?class_info[((long)var_18&3)]:var_18->class)->vft[COLOR_core__abstract_collection__Iterator__finish]))(var_18); /* finish on <var_18:Iterator[FlatText]>*/
+{ /* Inline kernel$Int$unary - (var_size_diff) on <var_size_diff:Int> */
+var62 = -var_size_diff;
+var60 = var62;
+goto RET_LABEL61;
+RET_LABEL61:(void)0;
 }
-goto RET_LABEL;
 }
-self->attrs[COLOR_core__abstract_text__FlatText___bytelen].l = var_nln; /* _bytelen on <self:FlatBuffer> */
-var_21 = self;
-var22 = var_21->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <var_21:FlatBuffer> */
 {
-{ /* Inline abstract_text#FlatText#length (var_s) on <var_s:Text(FlatText)> */
-var25 = var_s->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <var_s:Text(FlatText)> */
-var23 = var25;
-RET_LABEL24:(void)0;
+core___core__FlatBuffer___lshift_bytes(self, var53, var60); /* Direct call flat$FlatBuffer$lshift_bytes on <self:FlatBuffer>*/
+}
+} else {
 }
 }
+var_63 = self;
+var64 = var_63->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <var_63:FlatBuffer> */
 {
-{ /* Inline kernel#Int#+ (var22,var23) on <var22:Int> */
-/* Covariant cast for argument 0 (i) <var23:Int> isa OTHER */
-/* <var23:Int> isa OTHER */
-var28 = 1; /* easy <var23:Int> isa OTHER*/
-if (unlikely(!var28)) {
-var_class_name31 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name31);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+{ /* Inline kernel$Int$+ (var64,var_size_diff) on <var64:Int> */
+/* Covariant cast for argument 0 (i) <var_size_diff:Int> isa OTHER */
+/* <var_size_diff:Int> isa OTHER */
+var67 = 1; /* easy <var_size_diff:Int> isa OTHER*/
+if (unlikely(!var67)) {
+var_class_name70 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name70);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var32 = var22 + var23;
-var26 = var32;
-goto RET_LABEL27;
-RET_LABEL27:(void)0;
+var71 = var64 + var_size_diff;
+var65 = var71;
+goto RET_LABEL66;
+RET_LABEL66:(void)0;
+}
 }
+var_63->attrs[COLOR_core__abstract_text__FlatText___byte_length].l = var65; /* _byte_length on <var_63:FlatBuffer> */
+{
+core__flat___CString___set_char_at(var_it, var_ip, var_item); /* Direct call flat$CString$set_char_at on <var_it:CString>*/
 }
-var_21->attrs[COLOR_core__abstract_text__FlatText___length].l = var26; /* _length on <var_21:FlatBuffer> */
 RET_LABEL:;
 }
-/* method flat#FlatBuffer#substring for (self: FlatBuffer, Int, Int): Buffer */
-val* core___core__FlatBuffer___core__abstract_text__Text__substring(val* self, long p0, long p1) {
-val* var /* : Buffer */;
-long var_from /* var from: Int */;
-long var_count /* var count: Int */;
+/* method flat$FlatBuffer$insert_char for (self: FlatBuffer, Char, Int) */
+void core___core__FlatBuffer___core__abstract_text__Buffer__insert_char(val* self, uint32_t p0, long p1) {
+uint32_t var_c /* var c: Char */;
+long var_pos /* var pos: Int */;
+short int var /* : Bool */;
 short int var1 /* : Bool */;
 short int var3 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
 short int var4 /* : Bool */;
-short int var5 /* : Bool */;
-short int var7 /* : Bool */;
-int cltype8;
-int idtype9;
-const char* var_class_name10;
-short int var11 /* : Bool */;
-long var12 /* : Int */;
-short int var14 /* : Bool */;
-int cltype15;
-int idtype16;
-const char* var_class_name17;
-long var18 /* : Int */;
-long var19 /* : Int */;
-short int var20 /* : Bool */;
-short int var22 /* : Bool */;
-int cltype23;
-int idtype24;
-const char* var_class_name25;
-short int var26 /* : Bool */;
-long var27 /* : Int */;
-long var28 /* : Int */;
-short int var30 /* : Bool */;
-int cltype31;
-int idtype32;
-const char* var_class_name33;
-long var34 /* : Int */;
-short int var35 /* : Bool */;
-short int var37 /* : Bool */;
-int cltype38;
-int idtype39;
-const char* var_class_name40;
-short int var41 /* : Bool */;
-val* var42 /* : Buffer */;
-val* var43 /* : Buffer */;
-char* var44 /* : NativeString */;
-char* var_its /* var its: NativeString */;
-long var45 /* : Int */;
-long var_bytefrom /* var bytefrom: Int */;
-long var46 /* : Int */;
-short int var48 /* : Bool */;
-int cltype49;
-int idtype50;
-const char* var_class_name51;
-long var52 /* : Int */;
-long var53 /* : Int */;
-short int var55 /* : Bool */;
-int cltype56;
-int idtype57;
-const char* var_class_name58;
-long var59 /* : Int */;
-long var60 /* : Int */;
-long var_byteto /* var byteto: Int */;
-uint32_t var61 /* : Char */;
-long var62 /* : Int */;
-long var63 /* : Int */;
-short int var65 /* : Bool */;
-int cltype66;
-int idtype67;
-const char* var_class_name68;
-long var69 /* : Int */;
-long var70 /* : Int */;
-short int var72 /* : Bool */;
-int cltype73;
-int idtype74;
-const char* var_class_name75;
-long var76 /* : Int */;
-long var77 /* : Int */;
-short int var79 /* : Bool */;
-int cltype80;
-int idtype81;
-const char* var_class_name82;
-long var83 /* : Int */;
-long var84 /* : Int */;
-short int var86 /* : Bool */;
-int cltype87;
-int idtype88;
-const char* var_class_name89;
-long var90 /* : Int */;
-long var_byte_length /* var byte_length: Int */;
-char* var91 /* : NativeString */;
-char* var92 /* : NativeString */;
-char* var94 /* : NativeString */;
-char* var_r_items /* var r_items: NativeString */;
-val* var96 /* : FlatBuffer */;
-var_from = p0;
-var_count = p1;
+short int var_ /* var : Bool */;
+long var5 /* : Int */;
+long var7 /* : Int */;
+short int var8 /* : Bool */;
+short int var10 /* : Bool */;
+int cltype11;
+int idtype12;
+const char* var_class_name13;
+short int var14 /* : Bool */;
+long var15 /* : Int */;
+long var17 /* : Int */;
+short int var18 /* : Bool */;
+short int var20 /* : Bool */;
+long var21 /* : Int */;
+long var_clen /* var clen: Int */;
+long var22 /* : Int */;
+long var24 /* : Int */;
+long var25 /* : Int */;
+short int var27 /* : Bool */;
+int cltype28;
+int idtype29;
+const char* var_class_name30;
+long var31 /* : Int */;
+char* var32 /* : CString */;
+char* var_it /* var it: CString */;
+long var33 /* : Int */;
+long var_shpos /* var shpos: Int */;
+val* var_34 /* var : FlatBuffer */;
+long var35 /* : Int */;
+long var37 /* : Int */;
+long var38 /* : Int */;
+short int var40 /* : Bool */;
+int cltype41;
+int idtype42;
+const char* var_class_name43;
+long var44 /* : Int */;
+val* var_46 /* var : FlatBuffer */;
+long var47 /* : Int */;
+long var49 /* : Int */;
+long var50 /* : Int */;
+short int var52 /* : Bool */;
+int cltype53;
+int idtype54;
+const char* var_class_name55;
+long var56 /* : Int */;
+var_c = p0;
+var_pos = p1;
 {
-{ /* Inline kernel#Int#>= (var_count,0l) on <var_count:Int> */
+{ /* Inline kernel$Int$>= (var_pos,0l) on <var_pos:Int> */
 /* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
 /* <0l:Int> isa OTHER */
 var3 = 1; /* easy <0l:Int> isa OTHER*/
 if (unlikely(!var3)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 729);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 726);
 fatal_exit(1);
 }
-var4 = var_count >= 0l;
+var4 = var_pos >= 0l;
 var1 = var4;
 goto RET_LABEL2;
 RET_LABEL2:(void)0;
 }
 }
-if (unlikely(!var1)) {
+var_ = var1;
+if (var1){
+{
+{ /* Inline abstract_text$FlatText$length (self) on <self:FlatBuffer> */
+var7 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
+var5 = var7;
+RET_LABEL6:(void)0;
+}
+}
+{
+{ /* Inline kernel$Int$<= (var_pos,var5) on <var_pos:Int> */
+/* Covariant cast for argument 0 (i) <var5:Int> isa OTHER */
+/* <var5:Int> isa OTHER */
+var10 = 1; /* easy <var5:Int> isa OTHER*/
+if (unlikely(!var10)) {
+var_class_name13 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name13);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
+fatal_exit(1);
+}
+var14 = var_pos <= var5;
+var8 = var14;
+goto RET_LABEL9;
+RET_LABEL9:(void)0;
+}
+}
+var = var8;
+} else {
+var = var_;
+}
+if (unlikely(!var)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Assert failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 937);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 961);
 fatal_exit(1);
 }
 {
-{ /* Inline kernel#Int#< (var_from,0l) on <var_from:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var7 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var7)) {
-var_class_name10 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name10);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
-fatal_exit(1);
+{ /* Inline abstract_text$FlatText$length (self) on <self:FlatBuffer> */
+var17 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
+var15 = var17;
+RET_LABEL16:(void)0;
 }
-var11 = var_from < 0l;
-var5 = var11;
-goto RET_LABEL6;
-RET_LABEL6:(void)0;
+}
+{
+{ /* Inline kernel$Int$== (var_pos,var15) on <var_pos:Int> */
+var20 = var_pos == var15;
+var18 = var20;
+goto RET_LABEL19;
+RET_LABEL19:(void)0;
 }
 }
-if (var5){
-var_from = 0l;
+if (var18){
+{
+core___core__FlatBuffer___core__abstract_text__Buffer__add(self, var_c); /* Direct call flat$FlatBuffer$add on <self:FlatBuffer>*/
+}
+goto RET_LABEL;
 } else {
 }
 {
-{ /* Inline kernel#Int#+ (var_from,var_count) on <var_from:Int> */
-/* Covariant cast for argument 0 (i) <var_count:Int> isa OTHER */
-/* <var_count:Int> isa OTHER */
-var14 = 1; /* easy <var_count:Int> isa OTHER*/
-if (unlikely(!var14)) {
-var_class_name17 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name17);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
-fatal_exit(1);
+var21 = core__abstract_text___Char___u8char_len(var_c);
 }
-var18 = var_from + var_count;
-var12 = var18;
-goto RET_LABEL13;
-RET_LABEL13:(void)0;
+var_clen = var21;
+{
+{ /* Inline abstract_text$FlatText$byte_length (self) on <self:FlatBuffer> */
+var24 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatBuffer> */
+var22 = var24;
+RET_LABEL23:(void)0;
 }
 }
-var19 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
 {
-{ /* Inline kernel#Int#> (var12,var19) on <var12:Int> */
-/* Covariant cast for argument 0 (i) <var19:Int> isa OTHER */
-/* <var19:Int> isa OTHER */
-var22 = 1; /* easy <var19:Int> isa OTHER*/
-if (unlikely(!var22)) {
-var_class_name25 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name25);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 730);
+{ /* Inline kernel$Int$+ (var22,var_clen) on <var22:Int> */
+/* Covariant cast for argument 0 (i) <var_clen:Int> isa OTHER */
+/* <var_clen:Int> isa OTHER */
+var27 = 1; /* easy <var_clen:Int> isa OTHER*/
+if (unlikely(!var27)) {
+var_class_name30 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name30);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var26 = var12 > var19;
-var20 = var26;
-goto RET_LABEL21;
-RET_LABEL21:(void)0;
+var31 = var22 + var_clen;
+var25 = var31;
+goto RET_LABEL26;
+RET_LABEL26:(void)0;
 }
 }
-if (var20){
-var27 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
 {
-{ /* Inline kernel#Int#- (var27,var_from) on <var27:Int> */
-/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
-/* <var_from:Int> isa OTHER */
-var30 = 1; /* easy <var_from:Int> isa OTHER*/
-if (unlikely(!var30)) {
-var_class_name33 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name33);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+core___core__FlatBuffer___core__abstract_text__Buffer__enlarge(self, var25); /* Direct call flat$FlatBuffer$enlarge on <self:FlatBuffer>*/
+}
+var32 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
+var_it = var32;
+{
+var33 = core___core__CString___char_to_byte_index(var_it, var_pos);
+}
+var_shpos = var33;
+{
+core___core__FlatBuffer___rshift_bytes(self, var_shpos, var_clen); /* Direct call flat$FlatBuffer$rshift_bytes on <self:FlatBuffer>*/
+}
+{
+core__flat___CString___set_char_at(var_it, var_shpos, var_c); /* Direct call flat$CString$set_char_at on <var_it:CString>*/
+}
+var_34 = self;
+{
+{ /* Inline abstract_text$FlatText$length (var_34) on <var_34:FlatBuffer> */
+var37 = var_34->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <var_34:FlatBuffer> */
+var35 = var37;
+RET_LABEL36:(void)0;
+}
+}
+{
+{ /* Inline kernel$Int$+ (var35,1l) on <var35:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var40 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var40)) {
+var_class_name43 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name43);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var34 = var27 - var_from;
-var28 = var34;
-goto RET_LABEL29;
-RET_LABEL29:(void)0;
+var44 = var35 + 1l;
+var38 = var44;
+goto RET_LABEL39;
+RET_LABEL39:(void)0;
 }
 }
-var_count = var28;
-} else {
+{
+{ /* Inline abstract_text$FlatText$length= (var_34,var38) on <var_34:FlatBuffer> */
+var_34->attrs[COLOR_core__abstract_text__FlatText___length].l = var38; /* _length on <var_34:FlatBuffer> */
+RET_LABEL45:(void)0;
+}
 }
+var_46 = self;
 {
-{ /* Inline kernel#Int#<= (var_count,0l) on <var_count:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var37 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var37)) {
-var_class_name40 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name40);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
+{ /* Inline abstract_text$FlatText$byte_length (var_46) on <var_46:FlatBuffer> */
+var49 = var_46->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <var_46:FlatBuffer> */
+var47 = var49;
+RET_LABEL48:(void)0;
+}
+}
+{
+{ /* Inline kernel$Int$+ (var47,var_clen) on <var47:Int> */
+/* Covariant cast for argument 0 (i) <var_clen:Int> isa OTHER */
+/* <var_clen:Int> isa OTHER */
+var52 = 1; /* easy <var_clen:Int> isa OTHER*/
+if (unlikely(!var52)) {
+var_class_name55 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name55);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var41 = var_count <= 0l;
-var35 = var41;
-goto RET_LABEL36;
-RET_LABEL36:(void)0;
+var56 = var47 + var_clen;
+var50 = var56;
+goto RET_LABEL51;
+RET_LABEL51:(void)0;
 }
 }
-if (var35){
-var42 = NEW_core__Buffer(&type_core__Buffer);
 {
-var43 = core__flat___Buffer___new(var42);
+{ /* Inline abstract_text$FlatText$byte_length= (var_46,var50) on <var_46:FlatBuffer> */
+var_46->attrs[COLOR_core__abstract_text__FlatText___byte_length].l = var50; /* _byte_length on <var_46:FlatBuffer> */
+RET_LABEL57:(void)0;
+}
+}
+RET_LABEL:;
+}
+/* method flat$FlatBuffer$add for (self: FlatBuffer, Char) */
+void core___core__FlatBuffer___core__abstract_text__Buffer__add(val* self, uint32_t p0) {
+uint32_t var_c /* var c: Char */;
+short int var /* : Bool */;
+short int var2 /* : Bool */;
+long var3 /* : Int */;
+long var_clen /* var clen: Int */;
+long var4 /* : Int */;
+long var_bt /* var bt: Int */;
+long var5 /* : Int */;
+short int var7 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+long var8 /* : Int */;
+char* var9 /* : CString */;
+val* var_ /* var : FlatBuffer */;
+long var10 /* : Int */;
+long var11 /* : Int */;
+short int var13 /* : Bool */;
+int cltype14;
+int idtype15;
+const char* var_class_name16;
+long var17 /* : Int */;
+val* var_18 /* var : FlatBuffer */;
+long var19 /* : Int */;
+long var20 /* : Int */;
+short int var22 /* : Bool */;
+int cltype23;
+int idtype24;
+const char* var_class_name25;
+long var26 /* : Int */;
+var_c = p0;
+{
+{ /* Inline abstract_text$Buffer$written (self) on <self:FlatBuffer> */
+var2 = self->attrs[COLOR_core__abstract_text__Buffer___written].s; /* _written on <self:FlatBuffer> */
+var = var2;
+RET_LABEL1:(void)0;
+}
+}
+if (var){
+{
+core___core__FlatBuffer___reset(self); /* Direct call flat$FlatBuffer$reset on <self:FlatBuffer>*/
 }
-var = var43;
-goto RET_LABEL;
 } else {
 }
-var44 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
-var_its = var44;
 {
-var45 = core___core__NativeString___char_to_byte_index(var_its, var_from);
+var3 = core__abstract_text___Char___u8char_len(var_c);
 }
-var_bytefrom = var45;
+var_clen = var3;
+var4 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatBuffer> */
+var_bt = var4;
 {
-{ /* Inline kernel#Int#+ (var_count,var_from) on <var_count:Int> */
-/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
-/* <var_from:Int> isa OTHER */
-var48 = 1; /* easy <var_from:Int> isa OTHER*/
-if (unlikely(!var48)) {
-var_class_name51 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name51);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+{ /* Inline kernel$Int$+ (var_bt,var_clen) on <var_bt:Int> */
+/* Covariant cast for argument 0 (i) <var_clen:Int> isa OTHER */
+/* <var_clen:Int> isa OTHER */
+var7 = 1; /* easy <var_clen:Int> isa OTHER*/
+if (unlikely(!var7)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
+}
+var8 = var_bt + var_clen;
+var5 = var8;
+goto RET_LABEL6;
+RET_LABEL6:(void)0;
+}
+}
+{
+core___core__FlatBuffer___core__abstract_text__Buffer__enlarge(self, var5); /* Direct call flat$FlatBuffer$enlarge on <self:FlatBuffer>*/
+}
+var9 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
+{
+core__flat___CString___set_char_at(var9, var_bt, var_c); /* Direct call flat$CString$set_char_at on <var9:CString>*/
+}
+var_ = self;
+var10 = var_->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <var_:FlatBuffer> */
+{
+{ /* Inline kernel$Int$+ (var10,var_clen) on <var10:Int> */
+/* Covariant cast for argument 0 (i) <var_clen:Int> isa OTHER */
+/* <var_clen:Int> isa OTHER */
+var13 = 1; /* easy <var_clen:Int> isa OTHER*/
+if (unlikely(!var13)) {
+var_class_name16 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name16);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var52 = var_count + var_from;
-var46 = var52;
-goto RET_LABEL47;
-RET_LABEL47:(void)0;
+var17 = var10 + var_clen;
+var11 = var17;
+goto RET_LABEL12;
+RET_LABEL12:(void)0;
 }
 }
+var_->attrs[COLOR_core__abstract_text__FlatText___byte_length].l = var11; /* _byte_length on <var_:FlatBuffer> */
+var_18 = self;
+var19 = var_18->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <var_18:FlatBuffer> */
 {
-{ /* Inline kernel#Int#- (var46,1l) on <var46:Int> */
+{ /* Inline kernel$Int$+ (var19,1l) on <var19:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var55 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var55)) {
-var_class_name58 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name58);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+var22 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var22)) {
+var_class_name25 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name25);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var59 = var46 - 1l;
-var53 = var59;
-goto RET_LABEL54;
-RET_LABEL54:(void)0;
+var26 = var19 + 1l;
+var20 = var26;
+goto RET_LABEL21;
+RET_LABEL21:(void)0;
 }
 }
-{
-var60 = core___core__NativeString___char_to_byte_index(var_its, var53);
+var_18->attrs[COLOR_core__abstract_text__FlatText___length].l = var20; /* _length on <var_18:FlatBuffer> */
+RET_LABEL:;
+}
+/* method flat$FlatBuffer$empty for (self: FlatBuffer): Buffer */
+val* core___core__FlatBuffer___core__abstract_text__Text__empty(val* self) {
+val* var /* : Buffer */;
+static val* varoncenew;
+static int varoncenew_guard;
+val* var1 /* : Buffer */;
+val* var2 /* : Buffer */;
+val* var3 /* : Buffer */;
+if (likely(varoncenew_guard)) {
+var1 = varoncenew;
+} else {
+var2 = NEW_core__Buffer(&type_core__Buffer);
+var1 = var2;
+varoncenew = var1;
+varoncenew_guard = 1;
 }
-var_byteto = var60;
 {
-var61 = core___core__NativeString___char_at(var_its, var_byteto);
+var3 = core__flat___Buffer___new(var1);
+}
+var = var3;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
 }
+/* method flat$FlatBuffer$enlarge for (self: FlatBuffer, Int) */
+void core___core__FlatBuffer___core__abstract_text__Buffer__enlarge(val* self, long p0) {
+long var_cap /* var cap: Int */;
+long var /* : Int */;
+long var2 /* : Int */;
+long var_c /* var c: Int */;
+short int var3 /* : Bool */;
+short int var5 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+short int var6 /* : Bool */;
+short int var7 /* : Bool */;
+short int var9 /* : Bool */;
+int cltype10;
+int idtype11;
+const char* var_class_name12;
+short int var13 /* : Bool */;
+short int var14 /* : Bool */;
+short int var16 /* : Bool */;
+int cltype17;
+int idtype18;
+const char* var_class_name19;
+short int var20 /* : Bool */;
+long var21 /* : Int */;
+short int var23 /* : Bool */;
+int cltype24;
+int idtype25;
+const char* var_class_name26;
+long var27 /* : Int */;
+long var29 /* : Int */;
+long var_bln /* var bln: Int */;
+static char* varoncenew;
+static int varoncenew_guard;
+char* var30 /* : CString */;
+char* var31 /* : CString */;
+char* var32 /* : CString */;
+char* var34 /* : CString */;
+char* var_a /* var a: CString */;
+short int var35 /* : Bool */;
+short int var37 /* : Bool */;
+int cltype38;
+int idtype39;
+const char* var_class_name40;
+short int var41 /* : Bool */;
+char* var42 /* : CString */;
+char* var_it /* var it: CString */;
+short int var43 /* : Bool */;
+short int var45 /* : Bool */;
+int cltype46;
+int idtype47;
+const char* var_class_name48;
+short int var49 /* : Bool */;
+var_cap = p0;
 {
-var62 = core__abstract_text___Char___u8char_len(var61);
+{ /* Inline flat$FlatBuffer$capacity (self) on <self:FlatBuffer> */
+var2 = self->attrs[COLOR_core__flat__FlatBuffer___capacity].l; /* _capacity on <self:FlatBuffer> */
+var = var2;
+RET_LABEL1:(void)0;
 }
+}
+var_c = var;
 {
-{ /* Inline kernel#Int#- (var62,1l) on <var62:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var65 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var65)) {
-var_class_name68 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name68);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+{ /* Inline kernel$Int$<= (var_cap,var_c) on <var_cap:Int> */
+/* Covariant cast for argument 0 (i) <var_c:Int> isa OTHER */
+/* <var_c:Int> isa OTHER */
+var5 = 1; /* easy <var_c:Int> isa OTHER*/
+if (unlikely(!var5)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
 fatal_exit(1);
 }
-var69 = var62 - 1l;
-var63 = var69;
-goto RET_LABEL64;
-RET_LABEL64:(void)0;
+var6 = var_cap <= var_c;
+var3 = var6;
+goto RET_LABEL4;
+RET_LABEL4:(void)0;
 }
 }
+if (var3){
+goto RET_LABEL;
+} else {
+}
 {
-{ /* Inline kernel#Int#+ (var_byteto,var63) on <var_byteto:Int> */
-/* Covariant cast for argument 0 (i) <var63:Int> isa OTHER */
-/* <var63:Int> isa OTHER */
-var72 = 1; /* easy <var63:Int> isa OTHER*/
-if (unlikely(!var72)) {
-var_class_name75 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name75);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+{ /* Inline kernel$Int$<= (var_c,16l) on <var_c:Int> */
+/* Covariant cast for argument 0 (i) <16l:Int> isa OTHER */
+/* <16l:Int> isa OTHER */
+var9 = 1; /* easy <16l:Int> isa OTHER*/
+if (unlikely(!var9)) {
+var_class_name12 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name12);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
 fatal_exit(1);
 }
-var76 = var_byteto + var63;
-var70 = var76;
-goto RET_LABEL71;
-RET_LABEL71:(void)0;
+var13 = var_c <= 16l;
+var7 = var13;
+goto RET_LABEL8;
+RET_LABEL8:(void)0;
+}
 }
+if (var7){
+var_c = 16l;
+} else {
 }
-var_byteto = var70;
+for(;;) {
 {
-{ /* Inline kernel#Int#- (var_byteto,var_bytefrom) on <var_byteto:Int> */
-/* Covariant cast for argument 0 (i) <var_bytefrom:Int> isa OTHER */
-/* <var_bytefrom:Int> isa OTHER */
-var79 = 1; /* easy <var_bytefrom:Int> isa OTHER*/
-if (unlikely(!var79)) {
-var_class_name82 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name82);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+{ /* Inline kernel$Int$<= (var_c,var_cap) on <var_c:Int> */
+/* Covariant cast for argument 0 (i) <var_cap:Int> isa OTHER */
+/* <var_cap:Int> isa OTHER */
+var16 = 1; /* easy <var_cap:Int> isa OTHER*/
+if (unlikely(!var16)) {
+var_class_name19 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name19);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
 fatal_exit(1);
 }
-var83 = var_byteto - var_bytefrom;
-var77 = var83;
-goto RET_LABEL78;
-RET_LABEL78:(void)0;
+var20 = var_c <= var_cap;
+var14 = var20;
+goto RET_LABEL15;
+RET_LABEL15:(void)0;
 }
 }
+if (var14){
 {
-{ /* Inline kernel#Int#+ (var77,1l) on <var77:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var86 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var86)) {
-var_class_name89 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name89);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+{ /* Inline kernel$Int$* (var_c,2l) on <var_c:Int> */
+/* Covariant cast for argument 0 (i) <2l:Int> isa OTHER */
+/* <2l:Int> isa OTHER */
+var23 = 1; /* easy <2l:Int> isa OTHER*/
+if (unlikely(!var23)) {
+var_class_name26 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name26);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 732);
 fatal_exit(1);
 }
-var90 = var77 + 1l;
-var84 = var90;
-goto RET_LABEL85;
-RET_LABEL85:(void)0;
+var27 = var_c * 2l;
+var21 = var27;
+goto RET_LABEL22;
+RET_LABEL22:(void)0;
 }
 }
-var_byte_length = var84;
-var91 = NULL/*special!*/;
-{
-{ /* Inline native#NativeString#new (var91,var_byte_length) on <var91:NativeString> */
-var94 = (char*)nit_alloc(var_byte_length);
-var92 = var94;
-goto RET_LABEL93;
-RET_LABEL93:(void)0;
+var_c = var21;
+} else {
+goto BREAK_label;
 }
 }
-var_r_items = var92;
+BREAK_label: (void)0;
 {
-{ /* Inline native#NativeString#copy_to (var_its,var_r_items,var_byte_length,var_bytefrom,0l) on <var_its:NativeString> */
-memmove(var_r_items+0l,var_its+var_bytefrom,var_byte_length);
-RET_LABEL95:(void)0;
+{ /* Inline abstract_text$Buffer$written= (self,0) on <self:FlatBuffer> */
+self->attrs[COLOR_core__abstract_text__Buffer___written].s = 0; /* _written on <self:FlatBuffer> */
+RET_LABEL28:(void)0;
+}
 }
+var29 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatBuffer> */
+var_bln = var29;
+if (likely(varoncenew_guard)) {
+var30 = varoncenew;
+} else {
+var31 = NULL/*special!*/;
+var30 = var31;
+varoncenew = var30;
+varoncenew_guard = 1;
 }
-var96 = NEW_core__FlatBuffer(&type_core__FlatBuffer);
 {
-core___core__FlatBuffer___with_infos(var96, var_r_items, var_byte_length, var_byte_length, var_count); /* Direct call flat#FlatBuffer#with_infos on <var96:FlatBuffer>*/
+{ /* Inline native$CString$new (var30,var_c) on <var30:CString> */
+var34 = (char*)nit_alloc(var_c);
+var32 = var34;
+goto RET_LABEL33;
+RET_LABEL33:(void)0;
 }
-var = var96;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
 }
-/* method flat#FlatBufferByteReverseIterator#target for (self: FlatBufferByteReverseIterator): FlatBuffer */
-val* core__flat___core__flat__FlatBufferByteReverseIterator___target(val* self) {
-val* var /* : FlatBuffer */;
-val* var1 /* : FlatBuffer */;
-var1 = self->attrs[COLOR_core__flat__FlatBufferByteReverseIterator___target].val; /* _target on <self:FlatBufferByteReverseIterator> */
-if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 984);
+var_a = var32;
+{
+{ /* Inline kernel$Int$> (var_bln,0l) on <var_bln:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var37 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var37)) {
+var_class_name40 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name40);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
 fatal_exit(1);
 }
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatBufferByteReverseIterator#target= for (self: FlatBufferByteReverseIterator, FlatBuffer) */
-void core__flat___core__flat__FlatBufferByteReverseIterator___target_61d(val* self, val* p0) {
-self->attrs[COLOR_core__flat__FlatBufferByteReverseIterator___target].val = p0; /* _target on <self:FlatBufferByteReverseIterator> */
-RET_LABEL:;
-}
-/* method flat#FlatBufferByteReverseIterator#target_items for (self: FlatBufferByteReverseIterator): NativeString */
-char* core__flat___core__flat__FlatBufferByteReverseIterator___target_items(val* self) {
-char* var /* : NativeString */;
-char* var1 /* : NativeString */;
-var1 = self->attrs[COLOR_core__flat__FlatBufferByteReverseIterator___target_items].str; /* _target_items on <self:FlatBufferByteReverseIterator> */
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatBufferByteReverseIterator#target_items= for (self: FlatBufferByteReverseIterator, NativeString) */
-void core__flat___core__flat__FlatBufferByteReverseIterator___target_items_61d(val* self, char* p0) {
-self->attrs[COLOR_core__flat__FlatBufferByteReverseIterator___target_items].str = p0; /* _target_items on <self:FlatBufferByteReverseIterator> */
-RET_LABEL:;
-}
-/* method flat#FlatBufferByteReverseIterator#curr_pos for (self: FlatBufferByteReverseIterator): Int */
-long core__flat___core__flat__FlatBufferByteReverseIterator___curr_pos(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-var1 = self->attrs[COLOR_core__flat__FlatBufferByteReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferByteReverseIterator> */
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatBufferByteReverseIterator#curr_pos= for (self: FlatBufferByteReverseIterator, Int) */
-void core__flat___core__flat__FlatBufferByteReverseIterator___curr_pos_61d(val* self, long p0) {
-self->attrs[COLOR_core__flat__FlatBufferByteReverseIterator___curr_pos].l = p0; /* _curr_pos on <self:FlatBufferByteReverseIterator> */
-RET_LABEL:;
+var41 = var_bln > 0l;
+var35 = var41;
+goto RET_LABEL36;
+RET_LABEL36:(void)0;
 }
-/* method flat#FlatBufferByteReverseIterator#init for (self: FlatBufferByteReverseIterator) */
-void core__flat___core__flat__FlatBufferByteReverseIterator___core__kernel__Object__init(val* self) {
-val* var /* : FlatBuffer */;
-val* var2 /* : FlatBuffer */;
-char* var3 /* : NativeString */;
-{
-((void(*)(val* self))(self->class->vft[COLOR_core__flat___core__flat__FlatBufferByteReverseIterator___core__kernel__Object__init]))(self); /* init on <self:FlatBufferByteReverseIterator>*/
 }
+if (var35){
+var42 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
+var_it = var42;
 {
-{ /* Inline flat#FlatBufferByteReverseIterator#target (self) on <self:FlatBufferByteReverseIterator> */
-var2 = self->attrs[COLOR_core__flat__FlatBufferByteReverseIterator___target].val; /* _target on <self:FlatBufferByteReverseIterator> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 984);
+{ /* Inline kernel$Int$> (var_bln,0l) on <var_bln:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var45 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var45)) {
+var_class_name48 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name48);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
 fatal_exit(1);
 }
-var = var2;
-RET_LABEL1:(void)0;
+var49 = var_bln > 0l;
+var43 = var49;
+goto RET_LABEL44;
+RET_LABEL44:(void)0;
 }
 }
-var3 = var->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <var:FlatBuffer> */
+if (var43){
 {
-{ /* Inline flat#FlatBufferByteReverseIterator#target_items= (self,var3) on <self:FlatBufferByteReverseIterator> */
-self->attrs[COLOR_core__flat__FlatBufferByteReverseIterator___target_items].str = var3; /* _target_items on <self:FlatBufferByteReverseIterator> */
-RET_LABEL4:(void)0;
+{ /* Inline native$CString$copy_to (var_it,var_a,var_bln,0l,0l) on <var_it:CString> */
+memmove(var_a+0l,var_it+0l,var_bln);
+RET_LABEL50:(void)0;
 }
 }
-RET_LABEL:;
+} else {
 }
-/* method flat#FlatBufferByteReverseIterator#index for (self: FlatBufferByteReverseIterator): Int */
-long core__flat___core__flat__FlatBufferByteReverseIterator___core__abstract_collection__IndexedIterator__index(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-long var3 /* : Int */;
+} else {
+}
+self->attrs[COLOR_core__abstract_text__FlatText___items].str = var_a; /* _items on <self:FlatBuffer> */
 {
-{ /* Inline flat#FlatBufferByteReverseIterator#curr_pos (self) on <self:FlatBufferByteReverseIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatBufferByteReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferByteReverseIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
+{ /* Inline flat$FlatBuffer$capacity= (self,var_c) on <self:FlatBuffer> */
+self->attrs[COLOR_core__flat__FlatBuffer___capacity].l = var_c; /* _capacity on <self:FlatBuffer> */
+RET_LABEL51:(void)0;
 }
 }
-var = var1;
-goto RET_LABEL;
 RET_LABEL:;
-return var;
 }
-/* method flat#FlatBufferByteReverseIterator#is_ok for (self: FlatBufferByteReverseIterator): Bool */
-short int core__flat___core__flat__FlatBufferByteReverseIterator___core__abstract_collection__Iterator__is_ok(val* self) {
-short int var /* : Bool */;
-long var1 /* : Int */;
-long var3 /* : Int */;
-short int var4 /* : Bool */;
-short int var6 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-short int var7 /* : Bool */;
+/* method flat$FlatBuffer$to_s for (self: FlatBuffer): String */
+val* core___core__FlatBuffer___core__abstract_text__Object__to_s(val* self) {
+val* var /* : String */;
+long var2 /* : Int */;
+long var_bln /* var bln: Int */;
+short int var3 /* : Bool */;
+short int var5 /* : Bool */;
+static char* varoncenew;
+static int varoncenew_guard;
+char* var6 /* : CString */;
+char* var7 /* : CString */;
+char* var8 /* : CString */;
+char* var10 /* : CString */;
+static val* varoncenew11;
+static int varoncenew11_guard;
+val* var12 /* : FlatString */;
+val* var13 /* : FlatString */;
+char* var14 /* : CString */;
+long var15 /* : Int */;
+val* var16 /* : FlatString */;
 {
-{ /* Inline flat#FlatBufferByteReverseIterator#curr_pos (self) on <self:FlatBufferByteReverseIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatBufferByteReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferByteReverseIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
+{ /* Inline abstract_text$Buffer$written= (self,1) on <self:FlatBuffer> */
+self->attrs[COLOR_core__abstract_text__Buffer___written].s = 1; /* _written on <self:FlatBuffer> */
+RET_LABEL1:(void)0;
 }
 }
+var2 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatBuffer> */
+var_bln = var2;
 {
-{ /* Inline kernel#Int#>= (var1,0l) on <var1:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var6 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var6)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 729);
-fatal_exit(1);
-}
-var7 = var1 >= 0l;
-var4 = var7;
-goto RET_LABEL5;
-RET_LABEL5:(void)0;
+{ /* Inline kernel$Int$== (var_bln,0l) on <var_bln:Int> */
+var5 = var_bln == 0l;
+var3 = var5;
+goto RET_LABEL4;
+RET_LABEL4:(void)0;
 }
 }
-var = var4;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+if (var3){
+if (likely(varoncenew_guard)) {
+var6 = varoncenew;
+} else {
+var7 = NULL/*special!*/;
+var6 = var7;
+varoncenew = var6;
+varoncenew_guard = 1;
 }
-/* method flat#FlatBufferByteReverseIterator#item for (self: FlatBufferByteReverseIterator): Byte */
-unsigned char core__flat___core__flat__FlatBufferByteReverseIterator___core__abstract_collection__Iterator__item(val* self) {
-unsigned char var /* : Byte */;
-char* var1 /* : NativeString */;
-char* var3 /* : NativeString */;
-long var4 /* : Int */;
-long var6 /* : Int */;
-unsigned char var7 /* : Byte */;
-unsigned char var9 /* : Byte */;
 {
-{ /* Inline flat#FlatBufferByteReverseIterator#target_items (self) on <self:FlatBufferByteReverseIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatBufferByteReverseIterator___target_items].str; /* _target_items on <self:FlatBufferByteReverseIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
+{ /* Inline native$CString$new (var6,1l) on <var6:CString> */
+var10 = (char*)nit_alloc(1l);
+var8 = var10;
+goto RET_LABEL9;
+RET_LABEL9:(void)0;
 }
 }
-{
-{ /* Inline flat#FlatBufferByteReverseIterator#curr_pos (self) on <self:FlatBufferByteReverseIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatBufferByteReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferByteReverseIterator> */
-var4 = var6;
-RET_LABEL5:(void)0;
+self->attrs[COLOR_core__abstract_text__FlatText___items].str = var8; /* _items on <self:FlatBuffer> */
+} else {
 }
+if (likely(varoncenew11_guard)) {
+var12 = varoncenew11;
+} else {
+var13 = NEW_core__FlatString(&type_core__FlatString);
+var12 = var13;
+varoncenew11 = var12;
+varoncenew11_guard = 1;
 }
+var14 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
+var15 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
 {
-{ /* Inline native#NativeString#[] (var1,var4) on <var1:NativeString> */
-var9 = (unsigned char)((int)var1[var4]);
-var7 = var9;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
-}
+var16 = core___core__FlatString___full(var12, var14, var_bln, 0l, var15);
 }
-var = var7;
+var = var16;
 goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatBufferByteReverseIterator#item for (self: Iterator[nullable Object]): nullable Object */
-val* VIRTUAL_core__flat___core__flat__FlatBufferByteReverseIterator___core__abstract_collection__Iterator__item(val* self) {
-val* var /* : nullable Object */;
-unsigned char var1 /* : Byte */;
-val* var2 /* : nullable Object */;
-var1 = core__flat___core__flat__FlatBufferByteReverseIterator___core__abstract_collection__Iterator__item(self);
-var2 = BOX_core__Byte(var1); /* autobox from Byte to nullable Object */
-var = var2;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatBufferByteReverseIterator#next for (self: FlatBufferByteReverseIterator) */
-void core__flat___core__flat__FlatBufferByteReverseIterator___core__abstract_collection__Iterator__next(val* self) {
-val* var_ /* var : FlatBufferByteReverseIterator */;
-long var /* : Int */;
-long var2 /* : Int */;
-long var3 /* : Int */;
-short int var5 /* : Bool */;
+/* method flat$FlatBuffer$to_cstring for (self: FlatBuffer): CString */
+char* core___core__FlatBuffer___core__abstract_text__Text__to_cstring(val* self) {
+char* var /* : CString */;
+long var1 /* : Int */;
+long var_bln /* var bln: Int */;
+static char* varoncenew;
+static int varoncenew_guard;
+char* var2 /* : CString */;
+char* var3 /* : CString */;
+long var4 /* : Int */;
+short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-long var6 /* : Int */;
-var_ = self;
-{
-{ /* Inline flat#FlatBufferByteReverseIterator#curr_pos (var_) on <var_:FlatBufferByteReverseIterator> */
-var2 = var_->attrs[COLOR_core__flat__FlatBufferByteReverseIterator___curr_pos].l; /* _curr_pos on <var_:FlatBufferByteReverseIterator> */
-var = var2;
-RET_LABEL1:(void)0;
-}
+long var7 /* : Int */;
+char* var8 /* : CString */;
+char* var10 /* : CString */;
+char* var_new_native /* var new_native: CString */;
+long var12 /* : Int */;
+short int var13 /* : Bool */;
+short int var15 /* : Bool */;
+int cltype16;
+int idtype17;
+const char* var_class_name18;
+short int var19 /* : Bool */;
+char* var20 /* : CString */;
+var1 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatBuffer> */
+var_bln = var1;
+if (likely(varoncenew_guard)) {
+var2 = varoncenew;
+} else {
+var3 = NULL/*special!*/;
+var2 = var3;
+varoncenew = var2;
+varoncenew_guard = 1;
 }
 {
-{ /* Inline kernel#Int#- (var,1l) on <var:Int> */
+{ /* Inline kernel$Int$+ (var_bln,1l) on <var_bln:Int> */
 /* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
 /* <1l:Int> isa OTHER */
-var5 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var5)) {
+var6 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var6)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var6 = var - 1l;
-var3 = var6;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
+var7 = var_bln + 1l;
+var4 = var7;
+goto RET_LABEL5;
+RET_LABEL5:(void)0;
 }
 }
 {
-{ /* Inline flat#FlatBufferByteReverseIterator#curr_pos= (var_,var3) on <var_:FlatBufferByteReverseIterator> */
-var_->attrs[COLOR_core__flat__FlatBufferByteReverseIterator___curr_pos].l = var3; /* _curr_pos on <var_:FlatBufferByteReverseIterator> */
-RET_LABEL7:(void)0;
+{ /* Inline native$CString$new (var2,var4) on <var2:CString> */
+var10 = (char*)nit_alloc(var4);
+var8 = var10;
+goto RET_LABEL9;
+RET_LABEL9:(void)0;
 }
 }
-RET_LABEL:;
+var_new_native = var8;
+{
+{ /* Inline native$CString$[]= (var_new_native,var_bln,((unsigned char)0x00)) on <var_new_native:CString> */
+var_new_native[var_bln]=(unsigned char)((unsigned char)0x00);
+RET_LABEL11:(void)0;
 }
-/* method flat#FlatBufferByteView#[] for (self: FlatBufferByteView, Int): Byte */
-unsigned char core__flat___core__flat__FlatBufferByteView___core__abstract_collection__SequenceRead___91d_93d(val* self, long p0) {
-unsigned char var /* : Byte */;
-long var_index /* var index: Int */;
-val* var1 /* : Text */;
-val* var3 /* : Text */;
-char* var4 /* : NativeString */;
-unsigned char var5 /* : Byte */;
-unsigned char var7 /* : Byte */;
-var_index = p0;
+}
+var12 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
 {
-{ /* Inline abstract_text#StringByteView#target (self) on <self:FlatBufferByteView> */
-var3 = self->attrs[COLOR_core__abstract_text__StringByteView___target].val; /* _target on <self:FlatBufferByteView> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1156);
+{ /* Inline kernel$Int$> (var12,0l) on <var12:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var15 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var15)) {
+var_class_name18 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name18);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
 fatal_exit(1);
 }
-var1 = var3;
-RET_LABEL2:(void)0;
+var19 = var12 > 0l;
+var13 = var19;
+goto RET_LABEL14;
+RET_LABEL14:(void)0;
 }
 }
-var4 = var1->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <var1:Text(FlatBuffer)> */
+if (var13){
+var20 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
 {
-{ /* Inline native#NativeString#[] (var4,var_index) on <var4:NativeString> */
-var7 = (unsigned char)((int)var4[var_index]);
-var5 = var7;
-goto RET_LABEL6;
-RET_LABEL6:(void)0;
+{ /* Inline native$CString$copy_to (var20,var_new_native,var_bln,0l,0l) on <var20:CString> */
+memmove(var_new_native+0l,var20+0l,var_bln);
+RET_LABEL21:(void)0;
 }
 }
-var = var5;
+} else {
+}
+var = var_new_native;
 goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#FlatBufferByteView#[] for (self: SequenceRead[nullable Object], Int): nullable Object */
-val* VIRTUAL_core__flat___core__flat__FlatBufferByteView___core__abstract_collection__SequenceRead___91d_93d(val* self, long p0) {
-val* var /* : nullable Object */;
-unsigned char var1 /* : Byte */;
-val* var2 /* : nullable Object */;
-var1 = core__flat___core__flat__FlatBufferByteView___core__abstract_collection__SequenceRead___91d_93d(self, p0);
-var2 = BOX_core__Byte(var1); /* autobox from Byte to nullable Object */
-var = var2;
+/* method flat$FlatBuffer$init for (self: FlatBuffer) */
+void core___core__FlatBuffer___core__kernel__Object__init(val* self) {
+{
+((void(*)(val* self))(self->class->vft[COLOR_core___core__FlatBuffer___core__kernel__Object__init]))(self); /* init on <self:FlatBuffer>*/
+}
 RET_LABEL:;
-return var;
 }
-/* method flat#FlatBufferByteView#iterator_from for (self: FlatBufferByteView, Int): IndexedIterator[Byte] */
-val* core__flat___core__flat__FlatBufferByteView___core__abstract_collection__SequenceRead__iterator_from(val* self, long p0) {
-val* var /* : IndexedIterator[Byte] */;
-long var_pos /* var pos: Int */;
-val* var1 /* : FlatBufferByteIterator */;
-val* var2 /* : Text */;
-val* var4 /* : Text */;
-var_pos = p0;
-var1 = NEW_core__flat__FlatBufferByteIterator(&type_core__flat__FlatBufferByteIterator);
+/* method flat$FlatBuffer$with_infos for (self: FlatBuffer, CString, Int, Int, Int) */
+void core___core__FlatBuffer___with_infos(val* self, char* p0, long p1, long p2, long p3) {
+char* var_items /* var items: CString */;
+long var_capacity /* var capacity: Int */;
+long var_byte_length /* var byte_length: Int */;
+long var_length /* var length: Int */;
 {
-{ /* Inline abstract_text#StringByteView#target (self) on <self:FlatBufferByteView> */
-var4 = self->attrs[COLOR_core__abstract_text__StringByteView___target].val; /* _target on <self:FlatBufferByteView> */
-if (unlikely(var4 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1156);
-fatal_exit(1);
-}
-var2 = var4;
-RET_LABEL3:(void)0;
+{ /* Inline flat$FlatBuffer$init (self) on <self:FlatBuffer> */
+{
+((void(*)(val* self))(self->class->vft[COLOR_core___core__FlatBuffer___core__kernel__Object__init]))(self); /* init on <self:FlatBuffer>*/
 }
+RET_LABEL1:(void)0;
 }
-{
-((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatBufferByteIterator__target_61d]))(var1, var2); /* target= on <var1:FlatBufferByteIterator>*/
 }
+var_items = p0;
+var_capacity = p1;
+var_byte_length = p2;
+var_length = p3;
+self->attrs[COLOR_core__abstract_text__FlatText___items].str = var_items; /* _items on <self:FlatBuffer> */
 {
-((void(*)(val* self, long p0))(var1->class->vft[COLOR_core__flat__FlatBufferByteIterator__curr_pos_61d]))(var1, var_pos); /* curr_pos= on <var1:FlatBufferByteIterator>*/
+{ /* Inline flat$FlatBuffer$capacity= (self,var_capacity) on <self:FlatBuffer> */
+self->attrs[COLOR_core__flat__FlatBuffer___capacity].l = var_capacity; /* _capacity on <self:FlatBuffer> */
+RET_LABEL2:(void)0;
 }
-{
-((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatBufferByteIterator>*/
 }
-var = var1;
-goto RET_LABEL;
+self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l = var_byte_length; /* _byte_length on <self:FlatBuffer> */
+self->attrs[COLOR_core__abstract_text__FlatText___length].l = var_length; /* _length on <self:FlatBuffer> */
 RET_LABEL:;
-return var;
 }
-/* method flat#FlatBufferByteView#reverse_iterator_from for (self: FlatBufferByteView, Int): IndexedIterator[Byte] */
-val* core__flat___core__flat__FlatBufferByteView___core__abstract_collection__SequenceRead__reverse_iterator_from(val* self, long p0) {
-val* var /* : IndexedIterator[Byte] */;
-long var_pos /* var pos: Int */;
-val* var1 /* : FlatBufferByteReverseIterator */;
-val* var2 /* : Text */;
-val* var4 /* : Text */;
-var_pos = p0;
-var1 = NEW_core__flat__FlatBufferByteReverseIterator(&type_core__flat__FlatBufferByteReverseIterator);
+/* method flat$FlatBuffer$from for (self: FlatBuffer, Text) */
+void core___core__FlatBuffer___from(val* self, val* p0) {
+val* var_s /* var s: Text */;
+static char* varoncenew;
+static int varoncenew_guard;
+char* var /* : CString */;
+char* var2 /* : CString */;
+long var3 /* : Int */;
+char* var4 /* : CString */;
+char* var6 /* : CString */;
+val* var7 /* : Iterator[FlatText] */;
+val* var_ /* var : Iterator[FlatText] */;
+val* var8 /* : Iterator[nullable Object] */;
+val* var_9 /* var : Iterator[FlatText] */;
+short int var10 /* : Bool */;
+val* var11 /* : nullable Object */;
+val* var_i /* var i: FlatText */;
+char* var12 /* : CString */;
+char* var13 /* : CString */;
+long var14 /* : Int */;
+long var15 /* : Int */;
+long var17 /* : Int */;
+long var18 /* : Int */;
+long var19 /* : Int */;
 {
-{ /* Inline abstract_text#StringByteView#target (self) on <self:FlatBufferByteView> */
-var4 = self->attrs[COLOR_core__abstract_text__StringByteView___target].val; /* _target on <self:FlatBufferByteView> */
-if (unlikely(var4 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1156);
-fatal_exit(1);
+{ /* Inline flat$FlatBuffer$init (self) on <self:FlatBuffer> */
+{
+((void(*)(val* self))(self->class->vft[COLOR_core___core__FlatBuffer___core__kernel__Object__init]))(self); /* init on <self:FlatBuffer>*/
 }
-var2 = var4;
-RET_LABEL3:(void)0;
+RET_LABEL1:(void)0;
 }
 }
-{
-((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatBufferByteReverseIterator__target_61d]))(var1, var2); /* target= on <var1:FlatBufferByteReverseIterator>*/
+var_s = p0;
+if (likely(varoncenew_guard)) {
+var = varoncenew;
+} else {
+var2 = NULL/*special!*/;
+var = var2;
+varoncenew = var;
+varoncenew_guard = 1;
 }
 {
-((void(*)(val* self, long p0))(var1->class->vft[COLOR_core__flat__FlatBufferByteReverseIterator__curr_pos_61d]))(var1, var_pos); /* curr_pos= on <var1:FlatBufferByteReverseIterator>*/
+var3 = ((long(*)(val* self))(var_s->class->vft[COLOR_core__abstract_text__Text__byte_length]))(var_s); /* byte_length on <var_s:Text>*/
 }
 {
-((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatBufferByteReverseIterator>*/
-}
-var = var1;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatBufferByteIterator#target for (self: FlatBufferByteIterator): FlatBuffer */
-val* core__flat___core__flat__FlatBufferByteIterator___target(val* self) {
-val* var /* : FlatBuffer */;
-val* var1 /* : FlatBuffer */;
-var1 = self->attrs[COLOR_core__flat__FlatBufferByteIterator___target].val; /* _target on <self:FlatBufferByteIterator> */
-if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1018);
-fatal_exit(1);
-}
-var = var1;
-RET_LABEL:;
-return var;
+{ /* Inline native$CString$new (var,var3) on <var:CString> */
+var6 = (char*)nit_alloc(var3);
+var4 = var6;
+goto RET_LABEL5;
+RET_LABEL5:(void)0;
 }
-/* method flat#FlatBufferByteIterator#target= for (self: FlatBufferByteIterator, FlatBuffer) */
-void core__flat___core__flat__FlatBufferByteIterator___target_61d(val* self, val* p0) {
-self->attrs[COLOR_core__flat__FlatBufferByteIterator___target].val = p0; /* _target on <self:FlatBufferByteIterator> */
-RET_LABEL:;
 }
-/* method flat#FlatBufferByteIterator#target_items for (self: FlatBufferByteIterator): NativeString */
-char* core__flat___core__flat__FlatBufferByteIterator___target_items(val* self) {
-char* var /* : NativeString */;
-char* var1 /* : NativeString */;
-var1 = self->attrs[COLOR_core__flat__FlatBufferByteIterator___target_items].str; /* _target_items on <self:FlatBufferByteIterator> */
-var = var1;
-RET_LABEL:;
-return var;
+self->attrs[COLOR_core__abstract_text__FlatText___items].str = var4; /* _items on <self:FlatBuffer> */
+{
+var7 = ((val*(*)(val* self))(var_s->class->vft[COLOR_core__abstract_text__Text__substrings]))(var_s); /* substrings on <var_s:Text>*/
 }
-/* method flat#FlatBufferByteIterator#target_items= for (self: FlatBufferByteIterator, NativeString) */
-void core__flat___core__flat__FlatBufferByteIterator___target_items_61d(val* self, char* p0) {
-self->attrs[COLOR_core__flat__FlatBufferByteIterator___target_items].str = p0; /* _target_items on <self:FlatBufferByteIterator> */
-RET_LABEL:;
+var_ = var7;
+{
+var8 = ((val*(*)(val* self))((((long)var_&3)?class_info[((long)var_&3)]:var_->class)->vft[COLOR_core__abstract_collection__Iterator__iterator]))(var_); /* iterator on <var_:Iterator[FlatText]>*/
 }
-/* method flat#FlatBufferByteIterator#curr_pos for (self: FlatBufferByteIterator): Int */
-long core__flat___core__flat__FlatBufferByteIterator___curr_pos(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-var1 = self->attrs[COLOR_core__flat__FlatBufferByteIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferByteIterator> */
-var = var1;
-RET_LABEL:;
-return var;
+var_9 = var8;
+for(;;) {
+{
+var10 = ((short int(*)(val* self))((((long)var_9&3)?class_info[((long)var_9&3)]:var_9->class)->vft[COLOR_core__abstract_collection__Iterator__is_ok]))(var_9); /* is_ok on <var_9:Iterator[FlatText]>*/
 }
-/* method flat#FlatBufferByteIterator#curr_pos= for (self: FlatBufferByteIterator, Int) */
-void core__flat___core__flat__FlatBufferByteIterator___curr_pos_61d(val* self, long p0) {
-self->attrs[COLOR_core__flat__FlatBufferByteIterator___curr_pos].l = p0; /* _curr_pos on <self:FlatBufferByteIterator> */
-RET_LABEL:;
+if (var10){
+} else {
+goto BREAK_label;
 }
-/* method flat#FlatBufferByteIterator#init for (self: FlatBufferByteIterator) */
-void core__flat___core__flat__FlatBufferByteIterator___core__kernel__Object__init(val* self) {
-val* var /* : FlatBuffer */;
-val* var2 /* : FlatBuffer */;
-char* var3 /* : NativeString */;
 {
-((void(*)(val* self))(self->class->vft[COLOR_core__flat___core__flat__FlatBufferByteIterator___core__kernel__Object__init]))(self); /* init on <self:FlatBufferByteIterator>*/
+var11 = ((val*(*)(val* self))((((long)var_9&3)?class_info[((long)var_9&3)]:var_9->class)->vft[COLOR_core__abstract_collection__Iterator__item]))(var_9); /* item on <var_9:Iterator[FlatText]>*/
 }
+var_i = var11;
+var12 = var_i->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <var_i:FlatText> */
+var13 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
+var14 = var_i->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <var_i:FlatText> */
 {
-{ /* Inline flat#FlatBufferByteIterator#target (self) on <self:FlatBufferByteIterator> */
-var2 = self->attrs[COLOR_core__flat__FlatBufferByteIterator___target].val; /* _target on <self:FlatBufferByteIterator> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1018);
-fatal_exit(1);
+var15 = core__flat___FlatText___first_byte(self);
 }
-var = var2;
-RET_LABEL1:(void)0;
+{
+{ /* Inline native$CString$copy_to (var12,var13,var14,var15,0l) on <var12:CString> */
+memmove(var13+0l,var12+var15,var14);
+RET_LABEL16:(void)0;
 }
 }
-var3 = var->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <var:FlatBuffer> */
 {
-{ /* Inline flat#FlatBufferByteIterator#target_items= (self,var3) on <self:FlatBufferByteIterator> */
-self->attrs[COLOR_core__flat__FlatBufferByteIterator___target_items].str = var3; /* _target_items on <self:FlatBufferByteIterator> */
-RET_LABEL4:(void)0;
+((void(*)(val* self))((((long)var_9&3)?class_info[((long)var_9&3)]:var_9->class)->vft[COLOR_core__abstract_collection__Iterator__next]))(var_9); /* next on <var_9:Iterator[FlatText]>*/
 }
 }
-RET_LABEL:;
+BREAK_label: (void)0;
+{
+((void(*)(val* self))((((long)var_9&3)?class_info[((long)var_9&3)]:var_9->class)->vft[COLOR_core__abstract_collection__Iterator__finish]))(var_9); /* finish on <var_9:Iterator[FlatText]>*/
 }
-/* method flat#FlatBufferByteIterator#index for (self: FlatBufferByteIterator): Int */
-long core__flat___core__flat__FlatBufferByteIterator___core__abstract_collection__IndexedIterator__index(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-long var3 /* : Int */;
 {
-{ /* Inline flat#FlatBufferByteIterator#curr_pos (self) on <self:FlatBufferByteIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatBufferByteIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferByteIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
+var17 = ((long(*)(val* self))(var_s->class->vft[COLOR_core__abstract_text__Text__byte_length]))(var_s); /* byte_length on <var_s:Text>*/
 }
+self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l = var17; /* _byte_length on <self:FlatBuffer> */
+{
+var18 = ((long(*)(val* self))(var_s->class->vft[COLOR_core__abstract_text__Text__length]))(var_s); /* length on <var_s:Text>*/
 }
-var = var1;
-goto RET_LABEL;
+self->attrs[COLOR_core__abstract_text__FlatText___length].l = var18; /* _length on <self:FlatBuffer> */
+var19 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatBuffer> */
+self->attrs[COLOR_core__flat__FlatBuffer___capacity].l = var19; /* _capacity on <self:FlatBuffer> */
 RET_LABEL:;
-return var;
 }
-/* method flat#FlatBufferByteIterator#is_ok for (self: FlatBufferByteIterator): Bool */
-short int core__flat___core__flat__FlatBufferByteIterator___core__abstract_collection__Iterator__is_ok(val* self) {
+/* method flat$FlatBuffer$with_capacity for (self: FlatBuffer, Int) */
+void core___core__FlatBuffer___with_capacity(val* self, long p0) {
+long var_cap /* var cap: Int */;
 short int var /* : Bool */;
-long var1 /* : Int */;
-long var3 /* : Int */;
-val* var4 /* : FlatBuffer */;
-val* var6 /* : FlatBuffer */;
-long var7 /* : Int */;
-short int var8 /* : Bool */;
-short int var10 /* : Bool */;
+short int var3 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-short int var11 /* : Bool */;
-{
-{ /* Inline flat#FlatBufferByteIterator#curr_pos (self) on <self:FlatBufferByteIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatBufferByteIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferByteIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
-}
-}
+short int var4 /* : Bool */;
+static char* varoncenew;
+static int varoncenew_guard;
+char* var5 /* : CString */;
+char* var6 /* : CString */;
+char* var7 /* : CString */;
+char* var9 /* : CString */;
 {
-{ /* Inline flat#FlatBufferByteIterator#target (self) on <self:FlatBufferByteIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatBufferByteIterator___target].val; /* _target on <self:FlatBufferByteIterator> */
-if (unlikely(var6 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1018);
-fatal_exit(1);
+{ /* Inline flat$FlatBuffer$init (self) on <self:FlatBuffer> */
+{
+((void(*)(val* self))(self->class->vft[COLOR_core___core__FlatBuffer___core__kernel__Object__init]))(self); /* init on <self:FlatBuffer>*/
 }
-var4 = var6;
-RET_LABEL5:(void)0;
+RET_LABEL1:(void)0;
 }
 }
-var7 = var4->attrs[COLOR_core__abstract_text__FlatText___bytelen].l; /* _bytelen on <var4:FlatBuffer> */
+var_cap = p0;
 {
-{ /* Inline kernel#Int#< (var1,var7) on <var1:Int> */
-/* Covariant cast for argument 0 (i) <var7:Int> isa OTHER */
-/* <var7:Int> isa OTHER */
-var10 = 1; /* easy <var7:Int> isa OTHER*/
-if (unlikely(!var10)) {
+{ /* Inline kernel$Int$>= (var_cap,0l) on <var_cap:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var3 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var3)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 726);
 fatal_exit(1);
 }
-var11 = var1 < var7;
-var8 = var11;
-goto RET_LABEL9;
-RET_LABEL9:(void)0;
-}
-}
-var = var8;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatBufferByteIterator#item for (self: FlatBufferByteIterator): Byte */
-unsigned char core__flat___core__flat__FlatBufferByteIterator___core__abstract_collection__Iterator__item(val* self) {
-unsigned char var /* : Byte */;
-char* var1 /* : NativeString */;
-char* var3 /* : NativeString */;
-long var4 /* : Int */;
-long var6 /* : Int */;
-unsigned char var7 /* : Byte */;
-unsigned char var9 /* : Byte */;
-{
-{ /* Inline flat#FlatBufferByteIterator#target_items (self) on <self:FlatBufferByteIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatBufferByteIterator___target_items].str; /* _target_items on <self:FlatBufferByteIterator> */
-var1 = var3;
+var4 = var_cap >= 0l;
+var = var4;
+goto RET_LABEL2;
 RET_LABEL2:(void)0;
 }
 }
-{
-{ /* Inline flat#FlatBufferByteIterator#curr_pos (self) on <self:FlatBufferByteIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatBufferByteIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferByteIterator> */
-var4 = var6;
-RET_LABEL5:(void)0;
+if (unlikely(!var)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Assert failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1065);
+fatal_exit(1);
 }
+if (likely(varoncenew_guard)) {
+var5 = varoncenew;
+} else {
+var6 = NULL/*special!*/;
+var5 = var6;
+varoncenew = var5;
+varoncenew_guard = 1;
 }
 {
-{ /* Inline native#NativeString#[] (var1,var4) on <var1:NativeString> */
-var9 = (unsigned char)((int)var1[var4]);
+{ /* Inline native$CString$new (var5,var_cap) on <var5:CString> */
+var9 = (char*)nit_alloc(var_cap);
 var7 = var9;
 goto RET_LABEL8;
 RET_LABEL8:(void)0;
 }
 }
-var = var7;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+self->attrs[COLOR_core__abstract_text__FlatText___items].str = var7; /* _items on <self:FlatBuffer> */
+{
+{ /* Inline flat$FlatBuffer$capacity= (self,var_cap) on <self:FlatBuffer> */
+self->attrs[COLOR_core__flat__FlatBuffer___capacity].l = var_cap; /* _capacity on <self:FlatBuffer> */
+RET_LABEL10:(void)0;
 }
-/* method flat#FlatBufferByteIterator#item for (self: Iterator[nullable Object]): nullable Object */
-val* VIRTUAL_core__flat___core__flat__FlatBufferByteIterator___core__abstract_collection__Iterator__item(val* self) {
-val* var /* : nullable Object */;
-unsigned char var1 /* : Byte */;
-val* var2 /* : nullable Object */;
-var1 = core__flat___core__flat__FlatBufferByteIterator___core__abstract_collection__Iterator__item(self);
-var2 = BOX_core__Byte(var1); /* autobox from Byte to nullable Object */
-var = var2;
+}
+self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l = 0l; /* _byte_length on <self:FlatBuffer> */
 RET_LABEL:;
-return var;
 }
-/* method flat#FlatBufferByteIterator#next for (self: FlatBufferByteIterator) */
-void core__flat___core__flat__FlatBufferByteIterator___core__abstract_collection__Iterator__next(val* self) {
-val* var_ /* var : FlatBufferByteIterator */;
-long var /* : Int */;
+/* method flat$FlatBuffer$append for (self: FlatBuffer, Text) */
+void core___core__FlatBuffer___core__abstract_text__Buffer__append(val* self, val* p0) {
+val* var_s /* var s: Text */;
+short int var /* : Bool */;
+long var1 /* : Int */;
+long var_sl /* var sl: Int */;
 long var2 /* : Int */;
 long var3 /* : Int */;
 short int var5 /* : Bool */;
@@ -8604,1229 +8573,1422 @@ int cltype;
 int idtype;
 const char* var_class_name;
 long var6 /* : Int */;
-var_ = self;
+long var_nln /* var nln: Int */;
+short int var7 /* : Bool */;
+int cltype8;
+int idtype9;
+char* var10 /* : CString */;
+char* var11 /* : CString */;
+long var12 /* : Int */;
+long var13 /* : Int */;
+val* var15 /* : Iterator[FlatText] */;
+val* var_ /* var : Iterator[FlatText] */;
+val* var16 /* : Iterator[nullable Object] */;
+val* var_17 /* var : Iterator[FlatText] */;
+short int var18 /* : Bool */;
+val* var19 /* : nullable Object */;
+val* var_i /* var i: FlatText */;
+val* var_20 /* var : FlatBuffer */;
+long var21 /* : Int */;
+long var22 /* : Int */;
+long var24 /* : Int */;
+long var25 /* : Int */;
+short int var27 /* : Bool */;
+int cltype28;
+int idtype29;
+const char* var_class_name30;
+long var31 /* : Int */;
+var_s = p0;
 {
-{ /* Inline flat#FlatBufferByteIterator#curr_pos (var_) on <var_:FlatBufferByteIterator> */
-var2 = var_->attrs[COLOR_core__flat__FlatBufferByteIterator___curr_pos].l; /* _curr_pos on <var_:FlatBufferByteIterator> */
-var = var2;
-RET_LABEL1:(void)0;
+var = ((short int(*)(val* self))(var_s->class->vft[COLOR_core__abstract_text__Text__is_empty]))(var_s); /* is_empty on <var_s:Text>*/
 }
+if (var){
+goto RET_LABEL;
+} else {
 }
 {
-{ /* Inline kernel#Int#+ (var,1l) on <var:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var5 = 1; /* easy <1l:Int> isa OTHER*/
+var1 = ((long(*)(val* self))(var_s->class->vft[COLOR_core__abstract_text__Text__byte_length]))(var_s); /* byte_length on <var_s:Text>*/
+}
+var_sl = var1;
+var2 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatBuffer> */
+{
+{ /* Inline kernel$Int$+ (var2,var_sl) on <var2:Int> */
+/* Covariant cast for argument 0 (i) <var_sl:Int> isa OTHER */
+/* <var_sl:Int> isa OTHER */
+var5 = 1; /* easy <var_sl:Int> isa OTHER*/
 if (unlikely(!var5)) {
 var_class_name = type_core__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var6 = var + 1l;
+var6 = var2 + var_sl;
 var3 = var6;
 goto RET_LABEL4;
 RET_LABEL4:(void)0;
 }
 }
+var_nln = var3;
 {
-{ /* Inline flat#FlatBufferByteIterator#curr_pos= (var_,var3) on <var_:FlatBufferByteIterator> */
-var_->attrs[COLOR_core__flat__FlatBufferByteIterator___curr_pos].l = var3; /* _curr_pos on <var_:FlatBufferByteIterator> */
-RET_LABEL7:(void)0;
+core___core__FlatBuffer___core__abstract_text__Buffer__enlarge(self, var_nln); /* Direct call flat$FlatBuffer$enlarge on <self:FlatBuffer>*/
 }
+/* <var_s:Text> isa FlatText */
+cltype8 = type_core__FlatText.color;
+idtype9 = type_core__FlatText.id;
+if(cltype8 >= var_s->type->table_size) {
+var7 = 0;
+} else {
+var7 = var_s->type->type_table[cltype8] == idtype9;
 }
-RET_LABEL:;
+if (var7){
+var10 = var_s->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <var_s:Text(FlatText)> */
+var11 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
+{
+var12 = ((long(*)(val* self))(var_s->class->vft[COLOR_core__flat__FlatText__first_byte]))(var_s); /* first_byte on <var_s:Text(FlatText)>*/
 }
-/* method flat#FlatBufferCharReverseIterator#target for (self: FlatBufferCharReverseIterator): FlatBuffer */
-val* core__flat___core__flat__FlatBufferCharReverseIterator___target(val* self) {
-val* var /* : FlatBuffer */;
-val* var1 /* : FlatBuffer */;
-var1 = self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___target].val; /* _target on <self:FlatBufferCharReverseIterator> */
-if (unlikely(var1 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1039);
-fatal_exit(1);
+var13 = self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l; /* _byte_length on <self:FlatBuffer> */
+{
+{ /* Inline native$CString$copy_to (var10,var11,var_sl,var12,var13) on <var10:CString> */
+memmove(var11+var13,var10+var12,var_sl);
+RET_LABEL14:(void)0;
 }
-var = var1;
-RET_LABEL:;
-return var;
 }
-/* method flat#FlatBufferCharReverseIterator#target= for (self: FlatBufferCharReverseIterator, FlatBuffer) */
-void core__flat___core__flat__FlatBufferCharReverseIterator___target_61d(val* self, val* p0) {
-self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___target].val = p0; /* _target on <self:FlatBufferCharReverseIterator> */
-RET_LABEL:;
+} else {
+{
+var15 = ((val*(*)(val* self))(var_s->class->vft[COLOR_core__abstract_text__Text__substrings]))(var_s); /* substrings on <var_s:Text>*/
 }
-/* method flat#FlatBufferCharReverseIterator#curr_pos for (self: FlatBufferCharReverseIterator): Int */
-long core__flat___core__flat__FlatBufferCharReverseIterator___curr_pos(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-var1 = self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferCharReverseIterator> */
-var = var1;
-RET_LABEL:;
-return var;
+var_ = var15;
+{
+var16 = ((val*(*)(val* self))((((long)var_&3)?class_info[((long)var_&3)]:var_->class)->vft[COLOR_core__abstract_collection__Iterator__iterator]))(var_); /* iterator on <var_:Iterator[FlatText]>*/
 }
-/* method flat#FlatBufferCharReverseIterator#curr_pos= for (self: FlatBufferCharReverseIterator, Int) */
-void core__flat___core__flat__FlatBufferCharReverseIterator___curr_pos_61d(val* self, long p0) {
-self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___curr_pos].l = p0; /* _curr_pos on <self:FlatBufferCharReverseIterator> */
-RET_LABEL:;
+var_17 = var16;
+for(;;) {
+{
+var18 = ((short int(*)(val* self))((((long)var_17&3)?class_info[((long)var_17&3)]:var_17->class)->vft[COLOR_core__abstract_collection__Iterator__is_ok]))(var_17); /* is_ok on <var_17:Iterator[FlatText]>*/
+}
+if (var18){
+} else {
+goto BREAK_label;
 }
-/* method flat#FlatBufferCharReverseIterator#index for (self: FlatBufferCharReverseIterator): Int */
-long core__flat___core__flat__FlatBufferCharReverseIterator___core__abstract_collection__IndexedIterator__index(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-long var3 /* : Int */;
 {
-{ /* Inline flat#FlatBufferCharReverseIterator#curr_pos (self) on <self:FlatBufferCharReverseIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferCharReverseIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
+var19 = ((val*(*)(val* self))((((long)var_17&3)?class_info[((long)var_17&3)]:var_17->class)->vft[COLOR_core__abstract_collection__Iterator__item]))(var_17); /* item on <var_17:Iterator[FlatText]>*/
 }
+var_i = var19;
+{
+core___core__FlatBuffer___core__abstract_text__Buffer__append(self, var_i); /* Direct call flat$FlatBuffer$append on <self:FlatBuffer>*/
+}
+{
+((void(*)(val* self))((((long)var_17&3)?class_info[((long)var_17&3)]:var_17->class)->vft[COLOR_core__abstract_collection__Iterator__next]))(var_17); /* next on <var_17:Iterator[FlatText]>*/
+}
+}
+BREAK_label: (void)0;
+{
+((void(*)(val* self))((((long)var_17&3)?class_info[((long)var_17&3)]:var_17->class)->vft[COLOR_core__abstract_collection__Iterator__finish]))(var_17); /* finish on <var_17:Iterator[FlatText]>*/
 }
-var = var1;
 goto RET_LABEL;
+}
+self->attrs[COLOR_core__abstract_text__FlatText___byte_length].l = var_nln; /* _byte_length on <self:FlatBuffer> */
+var_20 = self;
+var21 = var_20->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <var_20:FlatBuffer> */
+{
+{ /* Inline abstract_text$FlatText$length (var_s) on <var_s:Text(FlatText)> */
+var24 = var_s->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <var_s:Text(FlatText)> */
+var22 = var24;
+RET_LABEL23:(void)0;
+}
+}
+{
+{ /* Inline kernel$Int$+ (var21,var22) on <var21:Int> */
+/* Covariant cast for argument 0 (i) <var22:Int> isa OTHER */
+/* <var22:Int> isa OTHER */
+var27 = 1; /* easy <var22:Int> isa OTHER*/
+if (unlikely(!var27)) {
+var_class_name30 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name30);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
+}
+var31 = var21 + var22;
+var25 = var31;
+goto RET_LABEL26;
+RET_LABEL26:(void)0;
+}
+}
+var_20->attrs[COLOR_core__abstract_text__FlatText___length].l = var25; /* _length on <var_20:FlatBuffer> */
 RET_LABEL:;
-return var;
 }
-/* method flat#FlatBufferCharReverseIterator#is_ok for (self: FlatBufferCharReverseIterator): Bool */
-short int core__flat___core__flat__FlatBufferCharReverseIterator___core__abstract_collection__Iterator__is_ok(val* self) {
-short int var /* : Bool */;
-long var1 /* : Int */;
-long var3 /* : Int */;
-short int var4 /* : Bool */;
-short int var6 /* : Bool */;
+/* method flat$FlatBuffer$substring for (self: FlatBuffer, Int, Int): Buffer */
+val* core___core__FlatBuffer___core__abstract_text__Text__substring(val* self, long p0, long p1) {
+val* var /* : Buffer */;
+long var_from /* var from: Int */;
+long var_count /* var count: Int */;
+short int var1 /* : Bool */;
+short int var3 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
+short int var4 /* : Bool */;
+short int var5 /* : Bool */;
 short int var7 /* : Bool */;
+int cltype8;
+int idtype9;
+const char* var_class_name10;
+short int var11 /* : Bool */;
+long var12 /* : Int */;
+short int var14 /* : Bool */;
+int cltype15;
+int idtype16;
+const char* var_class_name17;
+long var18 /* : Int */;
+long var19 /* : Int */;
+short int var20 /* : Bool */;
+short int var22 /* : Bool */;
+int cltype23;
+int idtype24;
+const char* var_class_name25;
+short int var26 /* : Bool */;
+long var27 /* : Int */;
+long var28 /* : Int */;
+short int var30 /* : Bool */;
+int cltype31;
+int idtype32;
+const char* var_class_name33;
+long var34 /* : Int */;
+short int var35 /* : Bool */;
+short int var37 /* : Bool */;
+int cltype38;
+int idtype39;
+const char* var_class_name40;
+short int var41 /* : Bool */;
+static val* varoncenew;
+static int varoncenew_guard;
+val* var42 /* : Buffer */;
+val* var43 /* : Buffer */;
+val* var44 /* : Buffer */;
+char* var45 /* : CString */;
+char* var_its /* var its: CString */;
+long var46 /* : Int */;
+long var_bytefrom /* var bytefrom: Int */;
+long var47 /* : Int */;
+short int var49 /* : Bool */;
+int cltype50;
+int idtype51;
+const char* var_class_name52;
+long var53 /* : Int */;
+long var54 /* : Int */;
+short int var56 /* : Bool */;
+int cltype57;
+int idtype58;
+const char* var_class_name59;
+long var60 /* : Int */;
+long var61 /* : Int */;
+long var_byteto /* var byteto: Int */;
+uint32_t var62 /* : Char */;
+long var63 /* : Int */;
+long var64 /* : Int */;
+short int var66 /* : Bool */;
+int cltype67;
+int idtype68;
+const char* var_class_name69;
+long var70 /* : Int */;
+long var71 /* : Int */;
+short int var73 /* : Bool */;
+int cltype74;
+int idtype75;
+const char* var_class_name76;
+long var77 /* : Int */;
+long var78 /* : Int */;
+short int var80 /* : Bool */;
+int cltype81;
+int idtype82;
+const char* var_class_name83;
+long var84 /* : Int */;
+long var85 /* : Int */;
+short int var87 /* : Bool */;
+int cltype88;
+int idtype89;
+const char* var_class_name90;
+long var91 /* : Int */;
+long var_byte_length /* var byte_length: Int */;
+static char* varoncenew92;
+static int varoncenew92_guard;
+char* var93 /* : CString */;
+char* var94 /* : CString */;
+char* var95 /* : CString */;
+char* var97 /* : CString */;
+char* var_r_items /* var r_items: CString */;
+val* var99 /* : FlatBuffer */;
+var_from = p0;
+var_count = p1;
 {
-{ /* Inline flat#FlatBufferCharReverseIterator#curr_pos (self) on <self:FlatBufferCharReverseIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferCharReverseIterator> */
-var1 = var3;
+{ /* Inline kernel$Int$>= (var_count,0l) on <var_count:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var3 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var3)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 726);
+fatal_exit(1);
+}
+var4 = var_count >= 0l;
+var1 = var4;
+goto RET_LABEL2;
 RET_LABEL2:(void)0;
 }
 }
+if (unlikely(!var1)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Assert failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1099);
+fatal_exit(1);
+}
 {
-{ /* Inline kernel#Int#>= (var1,0l) on <var1:Int> */
+{ /* Inline kernel$Int$< (var_from,0l) on <var_from:Int> */
 /* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
 /* <0l:Int> isa OTHER */
-var6 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var6)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 729);
+var7 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var7)) {
+var_class_name10 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name10);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
-var7 = var1 >= 0l;
-var4 = var7;
-goto RET_LABEL5;
-RET_LABEL5:(void)0;
+var11 = var_from < 0l;
+var5 = var11;
+goto RET_LABEL6;
+RET_LABEL6:(void)0;
 }
 }
-var = var4;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+if (var5){
+var_from = 0l;
+} else {
 }
-/* method flat#FlatBufferCharReverseIterator#item for (self: FlatBufferCharReverseIterator): Char */
-uint32_t core__flat___core__flat__FlatBufferCharReverseIterator___core__abstract_collection__Iterator__item(val* self) {
-uint32_t var /* : Char */;
-val* var1 /* : FlatBuffer */;
-val* var3 /* : FlatBuffer */;
-long var4 /* : Int */;
-long var6 /* : Int */;
-uint32_t var7 /* : Char */;
 {
-{ /* Inline flat#FlatBufferCharReverseIterator#target (self) on <self:FlatBufferCharReverseIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___target].val; /* _target on <self:FlatBufferCharReverseIterator> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1039);
+{ /* Inline kernel$Int$+ (var_from,var_count) on <var_from:Int> */
+/* Covariant cast for argument 0 (i) <var_count:Int> isa OTHER */
+/* <var_count:Int> isa OTHER */
+var14 = 1; /* easy <var_count:Int> isa OTHER*/
+if (unlikely(!var14)) {
+var_class_name17 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name17);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var1 = var3;
-RET_LABEL2:(void)0;
+var18 = var_from + var_count;
+var12 = var18;
+goto RET_LABEL13;
+RET_LABEL13:(void)0;
 }
 }
+var19 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
 {
-{ /* Inline flat#FlatBufferCharReverseIterator#curr_pos (self) on <self:FlatBufferCharReverseIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferCharReverseIterator> */
-var4 = var6;
-RET_LABEL5:(void)0;
+{ /* Inline kernel$Int$> (var12,var19) on <var12:Int> */
+/* Covariant cast for argument 0 (i) <var19:Int> isa OTHER */
+/* <var19:Int> isa OTHER */
+var22 = 1; /* easy <var19:Int> isa OTHER*/
+if (unlikely(!var22)) {
+var_class_name25 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name25);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
+fatal_exit(1);
+}
+var26 = var12 > var19;
+var20 = var26;
+goto RET_LABEL21;
+RET_LABEL21:(void)0;
 }
 }
+if (var20){
+var27 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
 {
-var7 = core__flat___FlatText___core__abstract_text__Text___91d_93d(var1, var4);
-}
-var = var7;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+{ /* Inline kernel$Int$- (var27,var_from) on <var27:Int> */
+/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
+/* <var_from:Int> isa OTHER */
+var30 = 1; /* easy <var_from:Int> isa OTHER*/
+if (unlikely(!var30)) {
+var_class_name33 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name33);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+fatal_exit(1);
 }
-/* method flat#FlatBufferCharReverseIterator#item for (self: Iterator[nullable Object]): nullable Object */
-val* VIRTUAL_core__flat___core__flat__FlatBufferCharReverseIterator___core__abstract_collection__Iterator__item(val* self) {
-val* var /* : nullable Object */;
-uint32_t var1 /* : Char */;
-val* var2 /* : nullable Object */;
-var1 = core__flat___core__flat__FlatBufferCharReverseIterator___core__abstract_collection__Iterator__item(self);
-var2 = (val*)((long)(var1)<<2|2);
-var = var2;
-RET_LABEL:;
-return var;
+var34 = var27 - var_from;
+var28 = var34;
+goto RET_LABEL29;
+RET_LABEL29:(void)0;
 }
-/* method flat#FlatBufferCharReverseIterator#next for (self: FlatBufferCharReverseIterator) */
-void core__flat___core__flat__FlatBufferCharReverseIterator___core__abstract_collection__Iterator__next(val* self) {
-val* var_ /* var : FlatBufferCharReverseIterator */;
-long var /* : Int */;
-long var2 /* : Int */;
-long var3 /* : Int */;
-short int var5 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-long var6 /* : Int */;
-var_ = self;
-{
-{ /* Inline flat#FlatBufferCharReverseIterator#curr_pos (var_) on <var_:FlatBufferCharReverseIterator> */
-var2 = var_->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___curr_pos].l; /* _curr_pos on <var_:FlatBufferCharReverseIterator> */
-var = var2;
-RET_LABEL1:(void)0;
 }
+var_count = var28;
+} else {
 }
 {
-{ /* Inline kernel#Int#- (var,1l) on <var:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var5 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var5)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+{ /* Inline kernel$Int$<= (var_count,0l) on <var_count:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var37 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var37)) {
+var_class_name40 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name40);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
 fatal_exit(1);
 }
-var6 = var - 1l;
-var3 = var6;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
+var41 = var_count <= 0l;
+var35 = var41;
+goto RET_LABEL36;
+RET_LABEL36:(void)0;
 }
 }
-{
-{ /* Inline flat#FlatBufferCharReverseIterator#curr_pos= (var_,var3) on <var_:FlatBufferCharReverseIterator> */
-var_->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___curr_pos].l = var3; /* _curr_pos on <var_:FlatBufferCharReverseIterator> */
-RET_LABEL7:(void)0;
+if (var35){
+if (likely(varoncenew_guard)) {
+var42 = varoncenew;
+} else {
+var43 = NEW_core__Buffer(&type_core__Buffer);
+var42 = var43;
+varoncenew = var42;
+varoncenew_guard = 1;
 }
+{
+var44 = core__flat___Buffer___new(var42);
 }
-RET_LABEL:;
+var = var44;
+goto RET_LABEL;
+} else {
 }
-/* method flat#FlatBufferCharReverseIterator#init for (self: FlatBufferCharReverseIterator) */
-void core__flat___core__flat__FlatBufferCharReverseIterator___core__kernel__Object__init(val* self) {
+var45 = self->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <self:FlatBuffer> */
+var_its = var45;
 {
-((void(*)(val* self))(self->class->vft[COLOR_core__flat___core__flat__FlatBufferCharReverseIterator___core__kernel__Object__init]))(self); /* init on <self:FlatBufferCharReverseIterator>*/
-}
-RET_LABEL:;
+var46 = core___core__CString___char_to_byte_index(var_its, var_from);
 }
-/* method flat#FlatBufferCharView#[] for (self: FlatBufferCharView, Int): Char */
-uint32_t core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SequenceRead___91d_93d(val* self, long p0) {
-uint32_t var /* : Char */;
-long var_index /* var index: Int */;
-val* var1 /* : Text */;
-val* var3 /* : Text */;
-uint32_t var4 /* : Char */;
-var_index = p0;
+var_bytefrom = var46;
 {
-{ /* Inline abstract_text#StringCharView#target (self) on <self:FlatBufferCharView> */
-var3 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1138);
+{ /* Inline kernel$Int$+ (var_count,var_from) on <var_count:Int> */
+/* Covariant cast for argument 0 (i) <var_from:Int> isa OTHER */
+/* <var_from:Int> isa OTHER */
+var49 = 1; /* easy <var_from:Int> isa OTHER*/
+if (unlikely(!var49)) {
+var_class_name52 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name52);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var1 = var3;
-RET_LABEL2:(void)0;
+var53 = var_count + var_from;
+var47 = var53;
+goto RET_LABEL48;
+RET_LABEL48:(void)0;
 }
 }
 {
-var4 = core__flat___FlatText___core__abstract_text__Text___91d_93d(var1, var_index);
-}
-var = var4;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+{ /* Inline kernel$Int$- (var47,1l) on <var47:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var56 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var56)) {
+var_class_name59 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name59);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+fatal_exit(1);
 }
-/* method flat#FlatBufferCharView#[] for (self: SequenceRead[nullable Object], Int): nullable Object */
-val* VIRTUAL_core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SequenceRead___91d_93d(val* self, long p0) {
-val* var /* : nullable Object */;
-uint32_t var1 /* : Char */;
-val* var2 /* : nullable Object */;
-var1 = core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SequenceRead___91d_93d(self, p0);
-var2 = (val*)((long)(var1)<<2|2);
-var = var2;
-RET_LABEL:;
-return var;
+var60 = var47 - 1l;
+var54 = var60;
+goto RET_LABEL55;
+RET_LABEL55:(void)0;
 }
-/* method flat#FlatBufferCharView#[]= for (self: FlatBufferCharView, Int, Char) */
-void core__flat___core__flat__FlatBufferCharView___core__abstract_collection__Sequence___91d_93d_61d(val* self, long p0, uint32_t p1) {
-short int var /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-long var_index /* var index: Int */;
-uint32_t var_item /* var item: Char */;
-short int var1 /* : Bool */;
-short int var2 /* : Bool */;
-short int var4 /* : Bool */;
-int cltype5;
-int idtype6;
-const char* var_class_name7;
-short int var8 /* : Bool */;
-short int var_ /* var : Bool */;
-long var9 /* : Int */;
-short int var10 /* : Bool */;
-short int var12 /* : Bool */;
-int cltype13;
-int idtype14;
-const char* var_class_name15;
-short int var16 /* : Bool */;
-long var17 /* : Int */;
-short int var18 /* : Bool */;
-short int var20 /* : Bool */;
-val* var21 /* : Text */;
-val* var23 /* : Text */;
-/* Covariant cast for argument 1 (item) <p1:Char> isa Char */
-/* <p1:Char> isa Char */
-var = 1; /* easy <p1:Char> isa Char*/
-if (unlikely(!var)) {
-var_class_name = type_core__Char.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "Char", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1060);
-fatal_exit(1);
 }
-var_index = p0;
-var_item = p1;
 {
-{ /* Inline kernel#Int#>= (var_index,0l) on <var_index:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var4 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var4)) {
-var_class_name7 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name7);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 729);
-fatal_exit(1);
-}
-var8 = var_index >= 0l;
-var2 = var8;
-goto RET_LABEL3;
-RET_LABEL3:(void)0;
+var61 = core___core__CString___char_to_byte_index(var_its, var54);
 }
+var_byteto = var61;
+{
+var62 = core___core__CString___char_at(var_its, var_byteto);
 }
-var_ = var2;
-if (var2){
 {
-var9 = core__abstract_text___core__abstract_text__StringCharView___core__abstract_collection__Collection__length(self);
+var63 = core__abstract_text___Char___u8char_len(var62);
 }
 {
-{ /* Inline kernel#Int#<= (var_index,var9) on <var_index:Int> */
-/* Covariant cast for argument 0 (i) <var9:Int> isa OTHER */
-/* <var9:Int> isa OTHER */
-var12 = 1; /* easy <var9:Int> isa OTHER*/
-if (unlikely(!var12)) {
-var_class_name15 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name15);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
+{ /* Inline kernel$Int$- (var63,1l) on <var63:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var66 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var66)) {
+var_class_name69 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name69);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var16 = var_index <= var9;
-var10 = var16;
-goto RET_LABEL11;
-RET_LABEL11:(void)0;
+var70 = var63 - 1l;
+var64 = var70;
+goto RET_LABEL65;
+RET_LABEL65:(void)0;
 }
 }
-var1 = var10;
-} else {
-var1 = var_;
-}
-if (unlikely(!var1)) {
-PRINT_ERROR("Runtime error: %s", "Assert failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1062);
+{
+{ /* Inline kernel$Int$+ (var_byteto,var64) on <var_byteto:Int> */
+/* Covariant cast for argument 0 (i) <var64:Int> isa OTHER */
+/* <var64:Int> isa OTHER */
+var73 = 1; /* easy <var64:Int> isa OTHER*/
+if (unlikely(!var73)) {
+var_class_name76 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name76);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-{
-var17 = core__abstract_text___core__abstract_text__StringCharView___core__abstract_collection__Collection__length(self);
+var77 = var_byteto + var64;
+var71 = var77;
+goto RET_LABEL72;
+RET_LABEL72:(void)0;
 }
+}
+var_byteto = var71;
 {
-{ /* Inline kernel#Int#== (var_index,var17) on <var_index:Int> */
-var20 = var_index == var17;
-var18 = var20;
-goto RET_LABEL19;
-RET_LABEL19:(void)0;
+{ /* Inline kernel$Int$- (var_byteto,var_bytefrom) on <var_byteto:Int> */
+/* Covariant cast for argument 0 (i) <var_bytefrom:Int> isa OTHER */
+/* <var_bytefrom:Int> isa OTHER */
+var80 = 1; /* easy <var_bytefrom:Int> isa OTHER*/
+if (unlikely(!var80)) {
+var_class_name83 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name83);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+fatal_exit(1);
+}
+var84 = var_byteto - var_bytefrom;
+var78 = var84;
+goto RET_LABEL79;
+RET_LABEL79:(void)0;
 }
 }
-if (var18){
 {
-core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SimpleCollection__add(self, var_item); /* Direct call flat#FlatBufferCharView#add on <self:FlatBufferCharView>*/
+{ /* Inline kernel$Int$+ (var78,1l) on <var78:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var87 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var87)) {
+var_class_name90 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name90);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
+fatal_exit(1);
 }
-goto RET_LABEL;
+var91 = var78 + 1l;
+var85 = var91;
+goto RET_LABEL86;
+RET_LABEL86:(void)0;
+}
+}
+var_byte_length = var85;
+if (likely(varoncenew92_guard)) {
+var93 = varoncenew92;
 } else {
+var94 = NULL/*special!*/;
+var93 = var94;
+varoncenew92 = var93;
+varoncenew92_guard = 1;
 }
 {
-{ /* Inline abstract_text#StringCharView#target (self) on <self:FlatBufferCharView> */
-var23 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
-if (unlikely(var23 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1138);
-fatal_exit(1);
-}
-var21 = var23;
-RET_LABEL22:(void)0;
+{ /* Inline native$CString$new (var93,var_byte_length) on <var93:CString> */
+var97 = (char*)nit_alloc(var_byte_length);
+var95 = var97;
+goto RET_LABEL96;
+RET_LABEL96:(void)0;
 }
 }
+var_r_items = var95;
 {
-core___core__FlatBuffer___core__abstract_text__Buffer___91d_93d_61d(var21, var_index, var_item); /* Direct call flat#FlatBuffer#[]= on <var21:Text(FlatBuffer)>*/
+{ /* Inline native$CString$copy_to (var_its,var_r_items,var_byte_length,var_bytefrom,0l) on <var_its:CString> */
+memmove(var_r_items+0l,var_its+var_bytefrom,var_byte_length);
+RET_LABEL98:(void)0;
 }
-RET_LABEL:;
 }
-/* method flat#FlatBufferCharView#[]= for (self: Sequence[nullable Object], Int, nullable Object) */
-void VIRTUAL_core__flat___core__flat__FlatBufferCharView___core__abstract_collection__Sequence___91d_93d_61d(val* self, long p0, val* p1) {
-uint32_t var /* : Char */;
-var = (uint32_t)((long)(p1)>>2);
-core__flat___core__flat__FlatBufferCharView___core__abstract_collection__Sequence___91d_93d_61d(self, p0, var); /* Direct call flat#FlatBufferCharView#[]= on <self:Sequence[nullable Object](FlatBufferCharView)>*/
+var99 = NEW_core__FlatBuffer(&type_core__FlatBuffer);
+{
+core___core__FlatBuffer___with_infos(var99, var_r_items, var_byte_length, var_byte_length, var_count); /* Direct call flat$FlatBuffer$with_infos on <var99:FlatBuffer>*/
+}
+var = var99;
+goto RET_LABEL;
 RET_LABEL:;
+return var;
 }
-/* method flat#FlatBufferCharView#push for (self: FlatBufferCharView, Char) */
-void core__flat___core__flat__FlatBufferCharView___core__abstract_collection__Sequence__push(val* self, uint32_t p0) {
+/* method flat$FlatBuffer$upper for (self: FlatBuffer) */
+void core___core__FlatBuffer___core__abstract_text__Buffer__upper(val* self) {
 short int var /* : Bool */;
+short int var2 /* : Bool */;
+long var_i /* var i: Int */;
+long var3 /* : Int */;
+long var_ /* var : Int */;
+short int var4 /* : Bool */;
+short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-uint32_t var_c /* var c: Char */;
-val* var1 /* : Text */;
-val* var3 /* : Text */;
-/* Covariant cast for argument 0 (c) <p0:Char> isa Char */
-/* <p0:Char> isa Char */
-var = 1; /* easy <p0:Char> isa Char*/
-if (unlikely(!var)) {
-var_class_name = type_core__Char.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "Char", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1070);
-fatal_exit(1);
+short int var7 /* : Bool */;
+uint32_t var8 /* : Char */;
+uint32_t var9 /* : Char */;
+long var10 /* : Int */;
+{
+{ /* Inline abstract_text$Buffer$written (self) on <self:FlatBuffer> */
+var2 = self->attrs[COLOR_core__abstract_text__Buffer___written].s; /* _written on <self:FlatBuffer> */
+var = var2;
+RET_LABEL1:(void)0;
 }
-var_c = p0;
+}
+if (var){
 {
-{ /* Inline abstract_text#StringCharView#target (self) on <self:FlatBufferCharView> */
-var3 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1138);
+core___core__FlatBuffer___reset(self); /* Direct call flat$FlatBuffer$reset on <self:FlatBuffer>*/
+}
+} else {
+}
+var_i = 0l;
+var3 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
+var_ = var3;
+for(;;) {
+{
+{ /* Inline kernel$Int$< (var_i,var_) on <var_i:Int> */
+/* Covariant cast for argument 0 (i) <var_:Int> isa OTHER */
+/* <var_:Int> isa OTHER */
+var6 = 1; /* easy <var_:Int> isa OTHER*/
+if (unlikely(!var6)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
-var1 = var3;
-RET_LABEL2:(void)0;
+var7 = var_i < var_;
+var4 = var7;
+goto RET_LABEL5;
+RET_LABEL5:(void)0;
 }
 }
+if (var4){
+} else {
+goto BREAK_label;
+}
 {
-core___core__FlatBuffer___core__abstract_text__Buffer__add(var1, var_c); /* Direct call flat#FlatBuffer#add on <var1:Text(FlatBuffer)>*/
+var8 = core__flat___FlatText___core__abstract_text__Text___91d_93d(self, var_i);
 }
-RET_LABEL:;
+{
+var9 = core___core__Char___to_upper(var8);
 }
-/* method flat#FlatBufferCharView#push for (self: Sequence[nullable Object], nullable Object) */
-void VIRTUAL_core__flat___core__flat__FlatBufferCharView___core__abstract_collection__Sequence__push(val* self, val* p0) {
-uint32_t var /* : Char */;
-var = (uint32_t)((long)(p0)>>2);
-core__flat___core__flat__FlatBufferCharView___core__abstract_collection__Sequence__push(self, var); /* Direct call flat#FlatBufferCharView#push on <self:Sequence[nullable Object](FlatBufferCharView)>*/
+{
+core___core__FlatBuffer___core__abstract_text__Buffer___91d_93d_61d(self, var_i, var9); /* Direct call flat$FlatBuffer$[]= on <self:FlatBuffer>*/
+}
+{
+var10 = core___core__Int___Discrete__successor(var_i, 1l);
+}
+var_i = var10;
+}
+BREAK_label: (void)0;
 RET_LABEL:;
 }
-/* method flat#FlatBufferCharView#add for (self: FlatBufferCharView, Char) */
-void core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SimpleCollection__add(val* self, uint32_t p0) {
+/* method flat$FlatBuffer$lower for (self: FlatBuffer) */
+void core___core__FlatBuffer___core__abstract_text__Buffer__lower(val* self) {
 short int var /* : Bool */;
+short int var2 /* : Bool */;
+long var_i /* var i: Int */;
+long var3 /* : Int */;
+long var_ /* var : Int */;
+short int var4 /* : Bool */;
+short int var6 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-uint32_t var_c /* var c: Char */;
-val* var1 /* : Text */;
-val* var3 /* : Text */;
-/* Covariant cast for argument 0 (c) <p0:Char> isa Char */
-/* <p0:Char> isa Char */
-var = 1; /* easy <p0:Char> isa Char*/
-if (unlikely(!var)) {
-var_class_name = type_core__Char.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "Char", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1075);
-fatal_exit(1);
+short int var7 /* : Bool */;
+uint32_t var8 /* : Char */;
+uint32_t var9 /* : Char */;
+long var10 /* : Int */;
+{
+{ /* Inline abstract_text$Buffer$written (self) on <self:FlatBuffer> */
+var2 = self->attrs[COLOR_core__abstract_text__Buffer___written].s; /* _written on <self:FlatBuffer> */
+var = var2;
+RET_LABEL1:(void)0;
 }
-var_c = p0;
+}
+if (var){
 {
-{ /* Inline abstract_text#StringCharView#target (self) on <self:FlatBufferCharView> */
-var3 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
-if (unlikely(var3 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1138);
+core___core__FlatBuffer___reset(self); /* Direct call flat$FlatBuffer$reset on <self:FlatBuffer>*/
+}
+} else {
+}
+var_i = 0l;
+var3 = self->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <self:FlatBuffer> */
+var_ = var3;
+for(;;) {
+{
+{ /* Inline kernel$Int$< (var_i,var_) on <var_i:Int> */
+/* Covariant cast for argument 0 (i) <var_:Int> isa OTHER */
+/* <var_:Int> isa OTHER */
+var6 = 1; /* easy <var_:Int> isa OTHER*/
+if (unlikely(!var6)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
 fatal_exit(1);
 }
-var1 = var3;
-RET_LABEL2:(void)0;
+var7 = var_i < var_;
+var4 = var7;
+goto RET_LABEL5;
+RET_LABEL5:(void)0;
+}
 }
+if (var4){
+} else {
+goto BREAK_label;
 }
 {
-core___core__FlatBuffer___core__abstract_text__Buffer__add(var1, var_c); /* Direct call flat#FlatBuffer#add on <var1:Text(FlatBuffer)>*/
+var8 = core__flat___FlatText___core__abstract_text__Text___91d_93d(self, var_i);
 }
-RET_LABEL:;
+{
+var9 = core___core__Char___to_lower(var8);
 }
-/* method flat#FlatBufferCharView#add for (self: SimpleCollection[nullable Object], nullable Object) */
-void VIRTUAL_core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SimpleCollection__add(val* self, val* p0) {
-uint32_t var /* : Char */;
-var = (uint32_t)((long)(p0)>>2);
-core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SimpleCollection__add(self, var); /* Direct call flat#FlatBufferCharView#add on <self:SimpleCollection[nullable Object](FlatBufferCharView)>*/
-RET_LABEL:;
+{
+core___core__FlatBuffer___core__abstract_text__Buffer___91d_93d_61d(self, var_i, var9); /* Direct call flat$FlatBuffer$[]= on <self:FlatBuffer>*/
 }
-/* method flat#FlatBufferCharView#enlarge for (self: FlatBufferCharView, Int) */
-void core__flat___core__flat__FlatBufferCharView___enlarge(val* self, long p0) {
-long var_cap /* var cap: Int */;
-val* var /* : Text */;
-val* var2 /* : Text */;
-var_cap = p0;
 {
-{ /* Inline abstract_text#StringCharView#target (self) on <self:FlatBufferCharView> */
-var2 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
-if (unlikely(var2 == NULL)) {
+var10 = core___core__Int___Discrete__successor(var_i, 1l);
+}
+var_i = var10;
+}
+BREAK_label: (void)0;
+RET_LABEL:;
+}
+/* method flat$FlatBufferCharReverseIterator$target for (self: FlatBufferCharReverseIterator): FlatBuffer */
+val* core__flat___core__flat__FlatBufferCharReverseIterator___target(val* self) {
+val* var /* : FlatBuffer */;
+val* var1 /* : FlatBuffer */;
+var1 = self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___target].val; /* _target on <self:FlatBufferCharReverseIterator> */
+if (unlikely(var1 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1138);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1230);
 fatal_exit(1);
 }
-var = var2;
-RET_LABEL1:(void)0;
+var = var1;
+RET_LABEL:;
+return var;
 }
+/* method flat$FlatBufferCharReverseIterator$target= for (self: FlatBufferCharReverseIterator, FlatBuffer) */
+void core__flat___core__flat__FlatBufferCharReverseIterator___target_61d(val* self, val* p0) {
+self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___target].val = p0; /* _target on <self:FlatBufferCharReverseIterator> */
+RET_LABEL:;
 }
-{
-core___core__FlatBuffer___core__abstract_text__Buffer__enlarge(var, var_cap); /* Direct call flat#FlatBuffer#enlarge on <var:Text(FlatBuffer)>*/
+/* method flat$FlatBufferCharReverseIterator$curr_pos for (self: FlatBufferCharReverseIterator): Int */
+long core__flat___core__flat__FlatBufferCharReverseIterator___curr_pos(val* self) {
+long var /* : Int */;
+long var1 /* : Int */;
+var1 = self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferCharReverseIterator> */
+var = var1;
+RET_LABEL:;
+return var;
 }
+/* method flat$FlatBufferCharReverseIterator$curr_pos= for (self: FlatBufferCharReverseIterator, Int) */
+void core__flat___core__flat__FlatBufferCharReverseIterator___curr_pos_61d(val* self, long p0) {
+self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___curr_pos].l = p0; /* _curr_pos on <self:FlatBufferCharReverseIterator> */
 RET_LABEL:;
 }
-/* method flat#FlatBufferCharView#append for (self: FlatBufferCharView, Collection[Char]) */
-void core__flat___core__flat__FlatBufferCharView___core__abstract_collection__Sequence__append(val* self, val* p0) {
-short int var /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-val* var_s /* var s: Collection[Char] */;
-long var1 /* : Int */;
-long var_s_length /* var s_length: Int */;
-val* var2 /* : Text */;
-val* var4 /* : Text */;
-long var5 /* : Int */;
-long var7 /* : Int */;
-long var8 /* : Int */;
-short int var9 /* : Bool */;
-short int var11 /* : Bool */;
-int cltype12;
-int idtype13;
-const char* var_class_name14;
-short int var15 /* : Bool */;
-val* var16 /* : Text */;
-val* var18 /* : Text */;
-long var19 /* : Int */;
-long var20 /* : Int */;
-short int var22 /* : Bool */;
-int cltype23;
-int idtype24;
-const char* var_class_name25;
-long var26 /* : Int */;
-val* var_ /* var : Collection[Char] */;
-val* var27 /* : Iterator[nullable Object] */;
-val* var_28 /* var : Iterator[Char] */;
-short int var29 /* : Bool */;
-val* var30 /* : nullable Object */;
-uint32_t var31 /* : Char */;
-uint32_t var_i /* var i: Char */;
-val* var32 /* : Text */;
-val* var34 /* : Text */;
-/* Covariant cast for argument 0 (s) <p0:Collection[Char]> isa Collection[Char] */
-/* <p0:Collection[Char]> isa Collection[Char] */
-var = 1; /* easy <p0:Collection[Char]> isa Collection[Char]*/
-if (unlikely(!var)) {
-var_class_name = p0 == NULL ? "null" : (((long)p0&3)?type_info[((long)p0&3)]:p0->type)->name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "Collection[Char]", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1085);
-fatal_exit(1);
+/* method flat$FlatBufferCharReverseIterator$index for (self: FlatBufferCharReverseIterator): Int */
+long core__flat___core__flat__FlatBufferCharReverseIterator___core__abstract_collection__IndexedIterator__index(val* self) {
+long var /* : Int */;
+long var1 /* : Int */;
+long var3 /* : Int */;
+{
+{ /* Inline flat$FlatBufferCharReverseIterator$curr_pos (self) on <self:FlatBufferCharReverseIterator> */
+var3 = self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferCharReverseIterator> */
+var1 = var3;
+RET_LABEL2:(void)0;
 }
-var_s = p0;
+}
+var = var1;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method flat$FlatBufferCharReverseIterator$is_ok for (self: FlatBufferCharReverseIterator): Bool */
+short int core__flat___core__flat__FlatBufferCharReverseIterator___core__abstract_collection__Iterator__is_ok(val* self) {
+short int var /* : Bool */;
+long var1 /* : Int */;
+long var3 /* : Int */;
+short int var4 /* : Bool */;
+short int var6 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+short int var7 /* : Bool */;
 {
-var1 = ((long(*)(val* self))((((long)var_s&3)?class_info[((long)var_s&3)]:var_s->class)->vft[COLOR_core__abstract_collection__Collection__length]))(var_s); /* length on <var_s:Collection[Char]>*/
+{ /* Inline flat$FlatBufferCharReverseIterator$curr_pos (self) on <self:FlatBufferCharReverseIterator> */
+var3 = self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferCharReverseIterator> */
+var1 = var3;
+RET_LABEL2:(void)0;
+}
 }
-var_s_length = var1;
 {
-{ /* Inline abstract_text#StringCharView#target (self) on <self:FlatBufferCharView> */
-var4 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
-if (unlikely(var4 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1138);
+{ /* Inline kernel$Int$>= (var1,0l) on <var1:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var6 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var6)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 726);
 fatal_exit(1);
 }
-var2 = var4;
-RET_LABEL3:(void)0;
+var7 = var1 >= 0l;
+var4 = var7;
+goto RET_LABEL5;
+RET_LABEL5:(void)0;
 }
 }
+var = var4;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method flat$FlatBufferCharReverseIterator$item for (self: FlatBufferCharReverseIterator): Char */
+uint32_t core__flat___core__flat__FlatBufferCharReverseIterator___core__abstract_collection__Iterator__item(val* self) {
+uint32_t var /* : Char */;
+val* var1 /* : FlatBuffer */;
+val* var3 /* : FlatBuffer */;
+long var4 /* : Int */;
+long var6 /* : Int */;
+uint32_t var7 /* : Char */;
 {
-{ /* Inline flat#FlatBuffer#capacity (var2) on <var2:Text(FlatBuffer)> */
-var7 = var2->attrs[COLOR_core__flat__FlatBuffer___capacity].l; /* _capacity on <var2:Text(FlatBuffer)> */
-var5 = var7;
-RET_LABEL6:(void)0;
+{ /* Inline flat$FlatBufferCharReverseIterator$target (self) on <self:FlatBufferCharReverseIterator> */
+var3 = self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___target].val; /* _target on <self:FlatBufferCharReverseIterator> */
+if (unlikely(var3 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1230);
+fatal_exit(1);
+}
+var1 = var3;
+RET_LABEL2:(void)0;
 }
 }
 {
-var8 = ((long(*)(val* self))((((long)var_s&3)?class_info[((long)var_s&3)]:var_s->class)->vft[COLOR_core__abstract_collection__Collection__length]))(var_s); /* length on <var_s:Collection[Char]>*/
+{ /* Inline flat$FlatBufferCharReverseIterator$curr_pos (self) on <self:FlatBufferCharReverseIterator> */
+var6 = self->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferCharReverseIterator> */
+var4 = var6;
+RET_LABEL5:(void)0;
+}
 }
 {
-{ /* Inline kernel#Int#< (var5,var8) on <var5:Int> */
-/* Covariant cast for argument 0 (i) <var8:Int> isa OTHER */
-/* <var8:Int> isa OTHER */
-var11 = 1; /* easy <var8:Int> isa OTHER*/
-if (unlikely(!var11)) {
-var_class_name14 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name14);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
-fatal_exit(1);
+var7 = core__flat___FlatText___core__abstract_text__Text___91d_93d(var1, var4);
 }
-var15 = var5 < var8;
-var9 = var15;
-goto RET_LABEL10;
-RET_LABEL10:(void)0;
+var = var7;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
 }
+/* method flat$FlatBufferCharReverseIterator$item for (self: Iterator[nullable Object]): nullable Object */
+val* VIRTUAL_core__flat___core__flat__FlatBufferCharReverseIterator___core__abstract_collection__Iterator__item(val* self) {
+val* var /* : nullable Object */;
+uint32_t var1 /* : Char */;
+val* var2 /* : nullable Object */;
+var1 = core__flat___core__flat__FlatBufferCharReverseIterator___core__abstract_collection__Iterator__item(self);
+var2 = (val*)((long)(var1)<<2|2);
+var = var2;
+RET_LABEL:;
+return var;
 }
-if (var9){
+/* method flat$FlatBufferCharReverseIterator$next for (self: FlatBufferCharReverseIterator) */
+void core__flat___core__flat__FlatBufferCharReverseIterator___core__abstract_collection__Iterator__next(val* self) {
+val* var_ /* var : FlatBufferCharReverseIterator */;
+long var /* : Int */;
+long var2 /* : Int */;
+long var3 /* : Int */;
+short int var5 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+long var6 /* : Int */;
+var_ = self;
 {
-{ /* Inline abstract_text#StringCharView#target (self) on <self:FlatBufferCharView> */
-var18 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
-if (unlikely(var18 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1138);
-fatal_exit(1);
-}
-var16 = var18;
-RET_LABEL17:(void)0;
+{ /* Inline flat$FlatBufferCharReverseIterator$curr_pos (var_) on <var_:FlatBufferCharReverseIterator> */
+var2 = var_->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___curr_pos].l; /* _curr_pos on <var_:FlatBufferCharReverseIterator> */
+var = var2;
+RET_LABEL1:(void)0;
 }
 }
-var19 = var16->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <var16:Text(FlatBuffer)> */
 {
-{ /* Inline kernel#Int#+ (var_s_length,var19) on <var_s_length:Int> */
-/* Covariant cast for argument 0 (i) <var19:Int> isa OTHER */
-/* <var19:Int> isa OTHER */
-var22 = 1; /* easy <var19:Int> isa OTHER*/
-if (unlikely(!var22)) {
-var_class_name25 = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name25);
+{ /* Inline kernel$Int$- (var,1l) on <var:Int> */
+/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
+/* <1l:Int> isa OTHER */
+var5 = 1; /* easy <1l:Int> isa OTHER*/
+if (unlikely(!var5)) {
+var_class_name = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
 PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
 fatal_exit(1);
 }
-var26 = var_s_length + var19;
-var20 = var26;
-goto RET_LABEL21;
-RET_LABEL21:(void)0;
+var6 = var - 1l;
+var3 = var6;
+goto RET_LABEL4;
+RET_LABEL4:(void)0;
 }
 }
 {
-core__flat___core__flat__FlatBufferCharView___enlarge(self, var20); /* Direct call flat#FlatBufferCharView#enlarge on <self:FlatBufferCharView>*/
+{ /* Inline flat$FlatBufferCharReverseIterator$curr_pos= (var_,var3) on <var_:FlatBufferCharReverseIterator> */
+var_->attrs[COLOR_core__flat__FlatBufferCharReverseIterator___curr_pos].l = var3; /* _curr_pos on <var_:FlatBufferCharReverseIterator> */
+RET_LABEL7:(void)0;
 }
-} else {
 }
-var_ = var_s;
-{
-var27 = ((val*(*)(val* self))((((long)var_&3)?class_info[((long)var_&3)]:var_->class)->vft[COLOR_core__abstract_collection__Collection__iterator]))(var_); /* iterator on <var_:Collection[Char]>*/
+RET_LABEL:;
 }
-var_28 = var27;
-for(;;) {
+/* method flat$FlatBufferCharReverseIterator$init for (self: FlatBufferCharReverseIterator) */
+void core__flat___core__flat__FlatBufferCharReverseIterator___core__kernel__Object__init(val* self) {
 {
-var29 = ((short int(*)(val* self))((((long)var_28&3)?class_info[((long)var_28&3)]:var_28->class)->vft[COLOR_core__abstract_collection__Iterator__is_ok]))(var_28); /* is_ok on <var_28:Iterator[Char]>*/
+((void(*)(val* self))(self->class->vft[COLOR_core__flat___core__flat__FlatBufferCharReverseIterator___core__kernel__Object__init]))(self); /* init on <self:FlatBufferCharReverseIterator>*/
 }
-if (var29){
-} else {
-goto BREAK_label;
+RET_LABEL:;
 }
+/* method flat$FlatBufferCharView$[] for (self: FlatBufferCharView, Int): Char */
+uint32_t core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SequenceRead___91d_93d(val* self, long p0) {
+uint32_t var /* : Char */;
+long var_index /* var index: Int */;
+val* var1 /* : Text */;
+val* var3 /* : Text */;
+uint32_t var4 /* : Char */;
+var_index = p0;
 {
-var30 = ((val*(*)(val* self))((((long)var_28&3)?class_info[((long)var_28&3)]:var_28->class)->vft[COLOR_core__abstract_collection__Iterator__item]))(var_28); /* item on <var_28:Iterator[Char]>*/
+{ /* Inline abstract_text$StringCharView$target (self) on <self:FlatBufferCharView> */
+var3 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
+if (unlikely(var3 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var31 = (uint32_t)((long)(var30)>>2);
-var_i = var31;
-{
-{ /* Inline abstract_text#StringCharView#target (self) on <self:FlatBufferCharView> */
-var34 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
-if (unlikely(var34 == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1138);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1320);
 fatal_exit(1);
 }
-var32 = var34;
-RET_LABEL33:(void)0;
-}
+var1 = var3;
+RET_LABEL2:(void)0;
 }
-{
-core___core__FlatBuffer___core__abstract_text__Buffer__add(var32, var_i); /* Direct call flat#FlatBuffer#add on <var32:Text(FlatBuffer)>*/
 }
 {
-((void(*)(val* self))((((long)var_28&3)?class_info[((long)var_28&3)]:var_28->class)->vft[COLOR_core__abstract_collection__Iterator__next]))(var_28); /* next on <var_28:Iterator[Char]>*/
-}
+var4 = core__flat___FlatText___core__abstract_text__Text___91d_93d(var1, var_index);
 }
-BREAK_label: (void)0;
-{
-((void(*)(val* self))((((long)var_28&3)?class_info[((long)var_28&3)]:var_28->class)->vft[COLOR_core__abstract_collection__Iterator__finish]))(var_28); /* finish on <var_28:Iterator[Char]>*/
+var = var4;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
 }
+/* method flat$FlatBufferCharView$[] for (self: SequenceRead[nullable Object], Int): nullable Object */
+val* VIRTUAL_core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SequenceRead___91d_93d(val* self, long p0) {
+val* var /* : nullable Object */;
+uint32_t var1 /* : Char */;
+val* var2 /* : nullable Object */;
+var1 = core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SequenceRead___91d_93d(self, p0);
+var2 = (val*)((long)(var1)<<2|2);
+var = var2;
 RET_LABEL:;
+return var;
 }
-/* method flat#FlatBufferCharView#iterator_from for (self: FlatBufferCharView, Int): IndexedIterator[Char] */
-val* core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SequenceRead__iterator_from(val* self, long p0) {
-val* var /* : IndexedIterator[Char] */;
-long var_pos /* var pos: Int */;
-val* var1 /* : FlatBufferCharIterator */;
-val* var2 /* : Text */;
-val* var4 /* : Text */;
-var_pos = p0;
-var1 = NEW_core__flat__FlatBufferCharIterator(&type_core__flat__FlatBufferCharIterator);
+/* method flat$FlatBufferCharView$[]= for (self: FlatBufferCharView, Int, Char) */
+void core__flat___core__flat__FlatBufferCharView___core__abstract_collection__Sequence___91d_93d_61d(val* self, long p0, uint32_t p1) {
+short int var /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+long var_index /* var index: Int */;
+uint32_t var_item /* var item: Char */;
+short int var1 /* : Bool */;
+short int var2 /* : Bool */;
+short int var4 /* : Bool */;
+int cltype5;
+int idtype6;
+const char* var_class_name7;
+short int var8 /* : Bool */;
+short int var_ /* var : Bool */;
+long var9 /* : Int */;
+short int var10 /* : Bool */;
+short int var12 /* : Bool */;
+int cltype13;
+int idtype14;
+const char* var_class_name15;
+short int var16 /* : Bool */;
+long var17 /* : Int */;
+short int var18 /* : Bool */;
+short int var20 /* : Bool */;
+val* var21 /* : Text */;
+val* var23 /* : Text */;
+/* Covariant cast for argument 1 (item) <p1:Char> isa Char */
+/* <p1:Char> isa Char */
+var = 1; /* easy <p1:Char> isa Char*/
+if (unlikely(!var)) {
+var_class_name = type_core__Char.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "Char", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1251);
+fatal_exit(1);
+}
+var_index = p0;
+var_item = p1;
 {
-{ /* Inline abstract_text#StringCharView#target (self) on <self:FlatBufferCharView> */
-var4 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
-if (unlikely(var4 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1138);
+{ /* Inline kernel$Int$>= (var_index,0l) on <var_index:Int> */
+/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
+/* <0l:Int> isa OTHER */
+var4 = 1; /* easy <0l:Int> isa OTHER*/
+if (unlikely(!var4)) {
+var_class_name7 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name7);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 726);
 fatal_exit(1);
 }
-var2 = var4;
+var8 = var_index >= 0l;
+var2 = var8;
+goto RET_LABEL3;
 RET_LABEL3:(void)0;
 }
 }
+var_ = var2;
+if (var2){
 {
-((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatBufferCharIterator__target_61d]))(var1, var2); /* target= on <var1:FlatBufferCharIterator>*/
+var9 = core__abstract_text___core__abstract_text__StringCharView___core__abstract_collection__Collection__length(self);
 }
 {
-((void(*)(val* self, long p0))(var1->class->vft[COLOR_core__flat__FlatBufferCharIterator__curr_pos_61d]))(var1, var_pos); /* curr_pos= on <var1:FlatBufferCharIterator>*/
+{ /* Inline kernel$Int$<= (var_index,var9) on <var_index:Int> */
+/* Covariant cast for argument 0 (i) <var9:Int> isa OTHER */
+/* <var9:Int> isa OTHER */
+var12 = 1; /* easy <var9:Int> isa OTHER*/
+if (unlikely(!var12)) {
+var_class_name15 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name15);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 724);
+fatal_exit(1);
 }
-{
-((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatBufferCharIterator>*/
+var16 = var_index <= var9;
+var10 = var16;
+goto RET_LABEL11;
+RET_LABEL11:(void)0;
 }
-var = var1;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
 }
-/* method flat#FlatBufferCharView#reverse_iterator_from for (self: FlatBufferCharView, Int): IndexedIterator[Char] */
-val* core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SequenceRead__reverse_iterator_from(val* self, long p0) {
-val* var /* : IndexedIterator[Char] */;
-long var_pos /* var pos: Int */;
-val* var1 /* : FlatBufferCharReverseIterator */;
-val* var2 /* : Text */;
-val* var4 /* : Text */;
-var_pos = p0;
-var1 = NEW_core__flat__FlatBufferCharReverseIterator(&type_core__flat__FlatBufferCharReverseIterator);
-{
-{ /* Inline abstract_text#StringCharView#target (self) on <self:FlatBufferCharView> */
-var4 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
-if (unlikely(var4 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1138);
-fatal_exit(1);
+var1 = var10;
+} else {
+var1 = var_;
 }
-var2 = var4;
-RET_LABEL3:(void)0;
+if (unlikely(!var1)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
+PRINT_ERROR("Runtime error: %s", "Assert failed");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1253);
+fatal_exit(1);
 }
 {
-((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatBufferCharReverseIterator__target_61d]))(var1, var2); /* target= on <var1:FlatBufferCharReverseIterator>*/
+var17 = core__abstract_text___core__abstract_text__StringCharView___core__abstract_collection__Collection__length(self);
 }
 {
-((void(*)(val* self, long p0))(var1->class->vft[COLOR_core__flat__FlatBufferCharReverseIterator__curr_pos_61d]))(var1, var_pos); /* curr_pos= on <var1:FlatBufferCharReverseIterator>*/
+{ /* Inline kernel$Int$== (var_index,var17) on <var_index:Int> */
+var20 = var_index == var17;
+var18 = var20;
+goto RET_LABEL19;
+RET_LABEL19:(void)0;
 }
+}
+if (var18){
 {
-((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatBufferCharReverseIterator>*/
+core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SimpleCollection__add(self, var_item); /* Direct call flat$FlatBufferCharView$add on <self:FlatBufferCharView>*/
 }
-var = var1;
 goto RET_LABEL;
-RET_LABEL:;
-return var;
+} else {
+}
+{
+{ /* Inline abstract_text$StringCharView$target (self) on <self:FlatBufferCharView> */
+var23 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
+if (unlikely(var23 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-/* method flat#FlatBufferCharIterator#target for (self: FlatBufferCharIterator): FlatBuffer */
-val* core__flat___core__flat__FlatBufferCharIterator___target(val* self) {
-val* var /* : FlatBuffer */;
-val* var1 /* : FlatBuffer */;
-var1 = self->attrs[COLOR_core__flat__FlatBufferCharIterator___target].val; /* _target on <self:FlatBufferCharIterator> */
-if (unlikely(var1 == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1101);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1320);
 fatal_exit(1);
 }
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method flat#FlatBufferCharIterator#target= for (self: FlatBufferCharIterator, FlatBuffer) */
-void core__flat___core__flat__FlatBufferCharIterator___target_61d(val* self, val* p0) {
-self->attrs[COLOR_core__flat__FlatBufferCharIterator___target].val = p0; /* _target on <self:FlatBufferCharIterator> */
-RET_LABEL:;
+var21 = var23;
+RET_LABEL22:(void)0;
 }
-/* method flat#FlatBufferCharIterator#max for (self: FlatBufferCharIterator): Int */
-long core__flat___core__flat__FlatBufferCharIterator___max(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-var1 = self->attrs[COLOR_core__flat__FlatBufferCharIterator___max].l; /* _max on <self:FlatBufferCharIterator> */
-var = var1;
-RET_LABEL:;
-return var;
 }
-/* method flat#FlatBufferCharIterator#max= for (self: FlatBufferCharIterator, Int) */
-void core__flat___core__flat__FlatBufferCharIterator___max_61d(val* self, long p0) {
-self->attrs[COLOR_core__flat__FlatBufferCharIterator___max].l = p0; /* _max on <self:FlatBufferCharIterator> */
-RET_LABEL:;
+{
+core___core__FlatBuffer___core__abstract_text__Buffer___91d_93d_61d(var21, var_index, var_item); /* Direct call flat$FlatBuffer$[]= on <var21:Text(FlatBuffer)>*/
 }
-/* method flat#FlatBufferCharIterator#curr_pos for (self: FlatBufferCharIterator): Int */
-long core__flat___core__flat__FlatBufferCharIterator___curr_pos(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-var1 = self->attrs[COLOR_core__flat__FlatBufferCharIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferCharIterator> */
-var = var1;
 RET_LABEL:;
-return var;
 }
-/* method flat#FlatBufferCharIterator#curr_pos= for (self: FlatBufferCharIterator, Int) */
-void core__flat___core__flat__FlatBufferCharIterator___curr_pos_61d(val* self, long p0) {
-self->attrs[COLOR_core__flat__FlatBufferCharIterator___curr_pos].l = p0; /* _curr_pos on <self:FlatBufferCharIterator> */
+/* method flat$FlatBufferCharView$[]= for (self: Sequence[nullable Object], Int, nullable Object) */
+void VIRTUAL_core__flat___core__flat__FlatBufferCharView___core__abstract_collection__Sequence___91d_93d_61d(val* self, long p0, val* p1) {
+uint32_t var /* : Char */;
+var = (uint32_t)((long)(p1)>>2);
+core__flat___core__flat__FlatBufferCharView___core__abstract_collection__Sequence___91d_93d_61d(self, p0, var); /* Direct call flat$FlatBufferCharView$[]= on <self:Sequence[nullable Object](FlatBufferCharView)>*/
 RET_LABEL:;
 }
-/* method flat#FlatBufferCharIterator#init for (self: FlatBufferCharIterator) */
-void core__flat___core__flat__FlatBufferCharIterator___core__kernel__Object__init(val* self) {
-val* var /* : FlatBuffer */;
-val* var2 /* : FlatBuffer */;
-long var3 /* : Int */;
-long var4 /* : Int */;
-short int var6 /* : Bool */;
+/* method flat$FlatBufferCharView$push for (self: FlatBufferCharView, Char) */
+void core__flat___core__flat__FlatBufferCharView___core__abstract_collection__Sequence__push(val* self, uint32_t p0) {
+short int var /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-long var7 /* : Int */;
-{
-((void(*)(val* self))(self->class->vft[COLOR_core__flat___core__flat__FlatBufferCharIterator___core__kernel__Object__init]))(self); /* init on <self:FlatBufferCharIterator>*/
-}
-{
-{ /* Inline flat#FlatBufferCharIterator#target (self) on <self:FlatBufferCharIterator> */
-var2 = self->attrs[COLOR_core__flat__FlatBufferCharIterator___target].val; /* _target on <self:FlatBufferCharIterator> */
-if (unlikely(var2 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1101);
+uint32_t var_c /* var c: Char */;
+val* var1 /* : Text */;
+val* var3 /* : Text */;
+/* Covariant cast for argument 0 (c) <p0:Char> isa Char */
+/* <p0:Char> isa Char */
+var = 1; /* easy <p0:Char> isa Char*/
+if (unlikely(!var)) {
+var_class_name = type_core__Char.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "Char", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1261);
 fatal_exit(1);
 }
-var = var2;
-RET_LABEL1:(void)0;
-}
-}
-var3 = var->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <var:FlatBuffer> */
+var_c = p0;
 {
-{ /* Inline kernel#Int#- (var3,1l) on <var3:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var6 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var6)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 734);
+{ /* Inline abstract_text$StringCharView$target (self) on <self:FlatBufferCharView> */
+var3 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
+if (unlikely(var3 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1320);
 fatal_exit(1);
 }
-var7 = var3 - 1l;
-var4 = var7;
-goto RET_LABEL5;
-RET_LABEL5:(void)0;
+var1 = var3;
+RET_LABEL2:(void)0;
 }
 }
 {
-{ /* Inline flat#FlatBufferCharIterator#max= (self,var4) on <self:FlatBufferCharIterator> */
-self->attrs[COLOR_core__flat__FlatBufferCharIterator___max].l = var4; /* _max on <self:FlatBufferCharIterator> */
-RET_LABEL8:(void)0;
-}
+core___core__FlatBuffer___core__abstract_text__Buffer__add(var1, var_c); /* Direct call flat$FlatBuffer$add on <var1:Text(FlatBuffer)>*/
 }
 RET_LABEL:;
 }
-/* method flat#FlatBufferCharIterator#index for (self: FlatBufferCharIterator): Int */
-long core__flat___core__flat__FlatBufferCharIterator___core__abstract_collection__IndexedIterator__index(val* self) {
-long var /* : Int */;
-long var1 /* : Int */;
-long var3 /* : Int */;
-{
-{ /* Inline flat#FlatBufferCharIterator#curr_pos (self) on <self:FlatBufferCharIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatBufferCharIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferCharIterator> */
-var1 = var3;
-RET_LABEL2:(void)0;
-}
-}
-var = var1;
-goto RET_LABEL;
+/* method flat$FlatBufferCharView$push for (self: Sequence[nullable Object], nullable Object) */
+void VIRTUAL_core__flat___core__flat__FlatBufferCharView___core__abstract_collection__Sequence__push(val* self, val* p0) {
+uint32_t var /* : Char */;
+var = (uint32_t)((long)(p0)>>2);
+core__flat___core__flat__FlatBufferCharView___core__abstract_collection__Sequence__push(self, var); /* Direct call flat$FlatBufferCharView$push on <self:Sequence[nullable Object](FlatBufferCharView)>*/
 RET_LABEL:;
-return var;
 }
-/* method flat#FlatBufferCharIterator#is_ok for (self: FlatBufferCharIterator): Bool */
-short int core__flat___core__flat__FlatBufferCharIterator___core__abstract_collection__Iterator__is_ok(val* self) {
+/* method flat$FlatBufferCharView$add for (self: FlatBufferCharView, Char) */
+void core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SimpleCollection__add(val* self, uint32_t p0) {
 short int var /* : Bool */;
-long var1 /* : Int */;
-long var3 /* : Int */;
-long var4 /* : Int */;
-long var6 /* : Int */;
-short int var7 /* : Bool */;
-short int var9 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-short int var10 /* : Bool */;
+uint32_t var_c /* var c: Char */;
+val* var1 /* : Text */;
+val* var3 /* : Text */;
+/* Covariant cast for argument 0 (c) <p0:Char> isa Char */
+/* <p0:Char> isa Char */
+var = 1; /* easy <p0:Char> isa Char*/
+if (unlikely(!var)) {
+var_class_name = type_core__Char.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "Char", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1266);
+fatal_exit(1);
+}
+var_c = p0;
 {
-{ /* Inline flat#FlatBufferCharIterator#curr_pos (self) on <self:FlatBufferCharIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatBufferCharIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferCharIterator> */
+{ /* Inline abstract_text$StringCharView$target (self) on <self:FlatBufferCharView> */
+var3 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
+if (unlikely(var3 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1320);
+fatal_exit(1);
+}
 var1 = var3;
 RET_LABEL2:(void)0;
 }
 }
 {
-{ /* Inline flat#FlatBufferCharIterator#max (self) on <self:FlatBufferCharIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatBufferCharIterator___max].l; /* _max on <self:FlatBufferCharIterator> */
-var4 = var6;
-RET_LABEL5:(void)0;
+core___core__FlatBuffer___core__abstract_text__Buffer__add(var1, var_c); /* Direct call flat$FlatBuffer$add on <var1:Text(FlatBuffer)>*/
+}
+RET_LABEL:;
 }
+/* method flat$FlatBufferCharView$add for (self: SimpleCollection[nullable Object], nullable Object) */
+void VIRTUAL_core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SimpleCollection__add(val* self, val* p0) {
+uint32_t var /* : Char */;
+var = (uint32_t)((long)(p0)>>2);
+core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SimpleCollection__add(self, var); /* Direct call flat$FlatBufferCharView$add on <self:SimpleCollection[nullable Object](FlatBufferCharView)>*/
+RET_LABEL:;
 }
+/* method flat$FlatBufferCharView$enlarge for (self: FlatBufferCharView, Int) */
+void core__flat___core__flat__FlatBufferCharView___enlarge(val* self, long p0) {
+long var_cap /* var cap: Int */;
+val* var /* : Text */;
+val* var2 /* : Text */;
+var_cap = p0;
 {
-{ /* Inline kernel#Int#<= (var1,var4) on <var1:Int> */
-/* Covariant cast for argument 0 (i) <var4:Int> isa OTHER */
-/* <var4:Int> isa OTHER */
-var9 = 1; /* easy <var4:Int> isa OTHER*/
-if (unlikely(!var9)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 727);
+{ /* Inline abstract_text$StringCharView$target (self) on <self:FlatBufferCharView> */
+var2 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
+if (unlikely(var2 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1320);
 fatal_exit(1);
 }
-var10 = var1 <= var4;
-var7 = var10;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
+var = var2;
+RET_LABEL1:(void)0;
 }
 }
-var = var7;
-goto RET_LABEL;
+{
+core___core__FlatBuffer___core__abstract_text__Buffer__enlarge(var, var_cap); /* Direct call flat$FlatBuffer$enlarge on <var:Text(FlatBuffer)>*/
+}
 RET_LABEL:;
-return var;
 }
-/* method flat#FlatBufferCharIterator#item for (self: FlatBufferCharIterator): Char */
-uint32_t core__flat___core__flat__FlatBufferCharIterator___core__abstract_collection__Iterator__item(val* self) {
-uint32_t var /* : Char */;
-val* var1 /* : FlatBuffer */;
-val* var3 /* : FlatBuffer */;
-long var4 /* : Int */;
-long var6 /* : Int */;
-uint32_t var7 /* : Char */;
+/* method flat$FlatBufferCharView$append for (self: FlatBufferCharView, Collection[Char]) */
+void core__flat___core__flat__FlatBufferCharView___core__abstract_collection__Sequence__append(val* self, val* p0) {
+short int var /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+val* var_s /* var s: Collection[Char] */;
+long var1 /* : Int */;
+long var_s_length /* var s_length: Int */;
+val* var2 /* : Text */;
+val* var4 /* : Text */;
+long var5 /* : Int */;
+long var7 /* : Int */;
+long var8 /* : Int */;
+short int var9 /* : Bool */;
+short int var11 /* : Bool */;
+int cltype12;
+int idtype13;
+const char* var_class_name14;
+short int var15 /* : Bool */;
+val* var16 /* : Text */;
+val* var18 /* : Text */;
+long var19 /* : Int */;
+long var20 /* : Int */;
+short int var22 /* : Bool */;
+int cltype23;
+int idtype24;
+const char* var_class_name25;
+long var26 /* : Int */;
+val* var_ /* var : Collection[Char] */;
+val* var27 /* : Iterator[nullable Object] */;
+val* var_28 /* var : Iterator[Char] */;
+short int var29 /* : Bool */;
+val* var30 /* : nullable Object */;
+uint32_t var31 /* : Char */;
+uint32_t var_i /* var i: Char */;
+val* var32 /* : Text */;
+val* var34 /* : Text */;
+/* Covariant cast for argument 0 (s) <p0:Collection[Char]> isa Collection[Char] */
+/* <p0:Collection[Char]> isa Collection[Char] */
+var = 1; /* easy <p0:Collection[Char]> isa Collection[Char]*/
+if (unlikely(!var)) {
+var_class_name = p0 == NULL ? "null" : (((long)p0&3)?type_info[((long)p0&3)]:p0->type)->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "Collection[Char]", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1276);
+fatal_exit(1);
+}
+var_s = p0;
 {
-{ /* Inline flat#FlatBufferCharIterator#target (self) on <self:FlatBufferCharIterator> */
-var3 = self->attrs[COLOR_core__flat__FlatBufferCharIterator___target].val; /* _target on <self:FlatBufferCharIterator> */
-if (unlikely(var3 == NULL)) {
+var1 = ((long(*)(val* self))((((long)var_s&3)?class_info[((long)var_s&3)]:var_s->class)->vft[COLOR_core__abstract_collection__Collection__length]))(var_s); /* length on <var_s:Collection[Char]>*/
+}
+var_s_length = var1;
+{
+{ /* Inline abstract_text$StringCharView$target (self) on <self:FlatBufferCharView> */
+var4 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
+if (unlikely(var4 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
 PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1101);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1320);
 fatal_exit(1);
 }
-var1 = var3;
-RET_LABEL2:(void)0;
+var2 = var4;
+RET_LABEL3:(void)0;
 }
 }
 {
-{ /* Inline flat#FlatBufferCharIterator#curr_pos (self) on <self:FlatBufferCharIterator> */
-var6 = self->attrs[COLOR_core__flat__FlatBufferCharIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferCharIterator> */
-var4 = var6;
-RET_LABEL5:(void)0;
+{ /* Inline flat$FlatBuffer$capacity (var2) on <var2:Text(FlatBuffer)> */
+var7 = var2->attrs[COLOR_core__flat__FlatBuffer___capacity].l; /* _capacity on <var2:Text(FlatBuffer)> */
+var5 = var7;
+RET_LABEL6:(void)0;
 }
 }
 {
-var7 = core__flat___FlatText___core__abstract_text__Text___91d_93d(var1, var4);
+var8 = ((long(*)(val* self))((((long)var_s&3)?class_info[((long)var_s&3)]:var_s->class)->vft[COLOR_core__abstract_collection__Collection__length]))(var_s); /* length on <var_s:Collection[Char]>*/
 }
-var = var7;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+{
+{ /* Inline kernel$Int$< (var5,var8) on <var5:Int> */
+/* Covariant cast for argument 0 (i) <var8:Int> isa OTHER */
+/* <var8:Int> isa OTHER */
+var11 = 1; /* easy <var8:Int> isa OTHER*/
+if (unlikely(!var11)) {
+var_class_name14 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name14);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 725);
+fatal_exit(1);
 }
-/* method flat#FlatBufferCharIterator#item for (self: Iterator[nullable Object]): nullable Object */
-val* VIRTUAL_core__flat___core__flat__FlatBufferCharIterator___core__abstract_collection__Iterator__item(val* self) {
-val* var /* : nullable Object */;
-uint32_t var1 /* : Char */;
-val* var2 /* : nullable Object */;
-var1 = core__flat___core__flat__FlatBufferCharIterator___core__abstract_collection__Iterator__item(self);
-var2 = (val*)((long)(var1)<<2|2);
-var = var2;
-RET_LABEL:;
-return var;
+var15 = var5 < var8;
+var9 = var15;
+goto RET_LABEL10;
+RET_LABEL10:(void)0;
 }
-/* method flat#FlatBufferCharIterator#next for (self: FlatBufferCharIterator) */
-void core__flat___core__flat__FlatBufferCharIterator___core__abstract_collection__Iterator__next(val* self) {
-val* var_ /* var : FlatBufferCharIterator */;
-long var /* : Int */;
-long var2 /* : Int */;
-long var3 /* : Int */;
-short int var5 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-long var6 /* : Int */;
-var_ = self;
+}
+if (var9){
 {
-{ /* Inline flat#FlatBufferCharIterator#curr_pos (var_) on <var_:FlatBufferCharIterator> */
-var2 = var_->attrs[COLOR_core__flat__FlatBufferCharIterator___curr_pos].l; /* _curr_pos on <var_:FlatBufferCharIterator> */
-var = var2;
-RET_LABEL1:(void)0;
+{ /* Inline abstract_text$StringCharView$target (self) on <self:FlatBufferCharView> */
+var18 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
+if (unlikely(var18 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1320);
+fatal_exit(1);
 }
+var16 = var18;
+RET_LABEL17:(void)0;
 }
+}
+var19 = var16->attrs[COLOR_core__abstract_text__FlatText___length].l; /* _length on <var16:Text(FlatBuffer)> */
 {
-{ /* Inline kernel#Int#+ (var,1l) on <var:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var5 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var5)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+{ /* Inline kernel$Int$+ (var_s_length,var19) on <var_s_length:Int> */
+/* Covariant cast for argument 0 (i) <var19:Int> isa OTHER */
+/* <var19:Int> isa OTHER */
+var22 = 1; /* easy <var19:Int> isa OTHER*/
+if (unlikely(!var22)) {
+var_class_name25 = type_core__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name25);
+PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 728);
 fatal_exit(1);
 }
-var6 = var + 1l;
-var3 = var6;
-goto RET_LABEL4;
-RET_LABEL4:(void)0;
+var26 = var_s_length + var19;
+var20 = var26;
+goto RET_LABEL21;
+RET_LABEL21:(void)0;
 }
 }
 {
-{ /* Inline flat#FlatBufferCharIterator#curr_pos= (var_,var3) on <var_:FlatBufferCharIterator> */
-var_->attrs[COLOR_core__flat__FlatBufferCharIterator___curr_pos].l = var3; /* _curr_pos on <var_:FlatBufferCharIterator> */
-RET_LABEL7:(void)0;
-}
+core__flat___core__flat__FlatBufferCharView___enlarge(self, var20); /* Direct call flat$FlatBufferCharView$enlarge on <self:FlatBufferCharView>*/
 }
-RET_LABEL:;
+} else {
 }
-/* method flat#NativeString#to_s for (self: NativeString): String */
-val* core__flat___NativeString___core__abstract_text__Object__to_s(char* self) {
-val* var /* : String */;
-long var1 /* : Int */;
-val* var2 /* : FlatString */;
+var_ = var_s;
 {
-var1 = core___core__NativeString___cstring_length(self);
+var27 = ((val*(*)(val* self))((((long)var_&3)?class_info[((long)var_&3)]:var_->class)->vft[COLOR_core__abstract_collection__Collection__iterator]))(var_); /* iterator on <var_:Collection[Char]>*/
 }
+var_28 = var27;
+for(;;) {
 {
-var2 = core__flat___NativeString___to_s_with_length(self, var1);
+var29 = ((short int(*)(val* self))((((long)var_28&3)?class_info[((long)var_28&3)]:var_28->class)->vft[COLOR_core__abstract_collection__Iterator__is_ok]))(var_28); /* is_ok on <var_28:Iterator[Char]>*/
 }
-var = var2;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+if (var29){
+} else {
+goto BREAK_label;
 }
-/* method flat#NativeString#to_s for (self: Object): String */
-val* VIRTUAL_core__flat___NativeString___core__abstract_text__Object__to_s(val* self) {
-val* var /* : String */;
-val* var1 /* : String */;
-char* var2 /* : NativeString */;
-var2 = ((struct instance_core__NativeString*)self)->value; /* autounbox from Object to NativeString */;
-var1 = core__flat___NativeString___core__abstract_text__Object__to_s(var2);
-var = var1;
-RET_LABEL:;
-return var;
+{
+var30 = ((val*(*)(val* self))((((long)var_28&3)?class_info[((long)var_28&3)]:var_28->class)->vft[COLOR_core__abstract_collection__Iterator__item]))(var_28); /* item on <var_28:Iterator[Char]>*/
 }
-/* method flat#NativeString#to_s_with_length for (self: NativeString, Int): FlatString */
-val* core__flat___NativeString___to_s_with_length(char* self, long p0) {
-val* var /* : FlatString */;
-long var_length /* var length: Int */;
-short int var1 /* : Bool */;
-short int var3 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-short int var4 /* : Bool */;
-val* var5 /* : FlatString */;
-var_length = p0;
+var31 = (uint32_t)((long)(var30)>>2);
+var_i = var31;
 {
-{ /* Inline kernel#Int#>= (var_length,0l) on <var_length:Int> */
-/* Covariant cast for argument 0 (i) <0l:Int> isa OTHER */
-/* <0l:Int> isa OTHER */
-var3 = 1; /* easy <0l:Int> isa OTHER*/
-if (unlikely(!var3)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 729);
+{ /* Inline abstract_text$StringCharView$target (self) on <self:FlatBufferCharView> */
+var34 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
+if (unlikely(var34 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1320);
 fatal_exit(1);
 }
-var4 = var_length >= 0l;
-var1 = var4;
-goto RET_LABEL2;
-RET_LABEL2:(void)0;
+var32 = var34;
+RET_LABEL33:(void)0;
 }
 }
-if (unlikely(!var1)) {
-PRINT_ERROR("Runtime error: %s", "Assert failed");
-PRINT_ERROR(" (%s:%d)\n", FILE_core__flat, 1128);
-fatal_exit(1);
+{
+core___core__FlatBuffer___core__abstract_text__Buffer__add(var32, var_i); /* Direct call flat$FlatBuffer$add on <var32:Text(FlatBuffer)>*/
 }
 {
-var5 = core__flat___NativeString___clean_utf8(self, var_length);
+((void(*)(val* self))((((long)var_28&3)?class_info[((long)var_28&3)]:var_28->class)->vft[COLOR_core__abstract_collection__Iterator__next]))(var_28); /* next on <var_28:Iterator[Char]>*/
 }
-var = var5;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
 }
-/* method flat#NativeString#to_s_full for (self: NativeString, Int, Int): String */
-val* core__flat___NativeString___to_s_full(char* self, long p0, long p1) {
-val* var /* : String */;
-long var_bytelen /* var bytelen: Int */;
-long var_unilen /* var unilen: Int */;
-val* var1 /* : FlatString */;
-var_bytelen = p0;
-var_unilen = p1;
-var1 = NEW_core__FlatString(&type_core__FlatString);
+BREAK_label: (void)0;
 {
-core___core__FlatString___full(var1, self, var_bytelen, 0l, var_unilen); /* Direct call flat#FlatString#full on <var1:FlatString>*/
+((void(*)(val* self))((((long)var_28&3)?class_info[((long)var_28&3)]:var_28->class)->vft[COLOR_core__abstract_collection__Iterator__finish]))(var_28); /* finish on <var_28:Iterator[Char]>*/
 }
-var = var1;
-goto RET_LABEL;
 RET_LABEL:;
-return var;
 }
-/* method flat#NativeString#to_s_unsafe for (self: NativeString, nullable Int): String */
-val* core__flat___NativeString___to_s_unsafe(char* self, val* p0) {
-val* var /* : String */;
-val* var_len /* var len: nullable Int */;
-short int var1 /* : Bool */;
-short int var2 /* : Bool */;
-short int var4 /* : Bool */;
-long var5 /* : Int */;
-val* var6 /* : nullable Int */;
-val* var7 /* : FlatString */;
-long var8 /* : Int */;
-var_len = p0;
-if (var_len == NULL) {
-var1 = 1; /* is null */
-} else {
-var1 = 0; /* arg is null but recv is not */
+/* method flat$FlatBufferCharView$iterator_from for (self: FlatBufferCharView, Int): IndexedIterator[Char] */
+val* core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SequenceRead__iterator_from(val* self, long p0) {
+val* var /* : IndexedIterator[Char] */;
+long var_pos /* var pos: Int */;
+val* var1 /* : FlatBufferCharIterator */;
+val* var2 /* : Text */;
+val* var4 /* : Text */;
+var_pos = p0;
+var1 = NEW_core__flat__FlatBufferCharIterator(&type_core__flat__FlatBufferCharIterator);
+{
+{ /* Inline abstract_text$StringCharView$target (self) on <self:FlatBufferCharView> */
+var4 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
+if (unlikely(var4 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
+}
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1320);
+fatal_exit(1);
 }
-if (0) {
-{ /* Inline kernel#Int#== (var_len,((val*)NULL)) on <var_len:nullable Int> */
-var4 = 0; /* incompatible types Int vs. null; cannot be NULL */
 var2 = var4;
-goto RET_LABEL3;
 RET_LABEL3:(void)0;
 }
-var1 = var2;
 }
-if (var1){
 {
-var5 = core___core__NativeString___cstring_length(self);
+((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatBufferCharIterator__target_61d]))(var1, var2); /* target= on <var1:FlatBufferCharIterator>*/
 }
-var6 = (val*)(var5<<2|1);
-var_len = var6;
-} else {
+{
+((void(*)(val* self, long p0))(var1->class->vft[COLOR_core__flat__FlatBufferCharIterator__curr_pos_61d]))(var1, var_pos); /* curr_pos= on <var1:FlatBufferCharIterator>*/
 }
-var7 = NEW_core__FlatString(&type_core__FlatString);
 {
-var8 = (long)(var_len)>>2;
-core___core__FlatString___with_infos(var7, self, var8, 0l); /* Direct call flat#FlatString#with_infos on <var7:FlatString>*/
+((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatBufferCharIterator>*/
 }
-var = var7;
+var = var1;
 goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method flat#NativeString#to_s_with_copy for (self: NativeString): FlatString */
-val* core__flat___NativeString___to_s_with_copy(char* self) {
-val* var /* : FlatString */;
-long var1 /* : Int */;
-long var_length /* var length: Int */;
-val* var2 /* : FlatString */;
-val* var_r /* var r: FlatString */;
-char* var3 /* : NativeString */;
-char* var5 /* : NativeString */;
-short int var6 /* : Bool */;
-short int var8 /* : Bool */;
-short int var9 /* : Bool */;
-char* var10 /* : NativeString */;
-long var11 /* : Int */;
-short int var13 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-long var14 /* : Int */;
-char* var15 /* : NativeString */;
-char* var17 /* : NativeString */;
-char* var_new_self /* var new_self: NativeString */;
-val* var19 /* : FlatString */;
-val* var_str /* var str: FlatString */;
-{
-var1 = core___core__NativeString___cstring_length(self);
-}
-var_length = var1;
-{
-var2 = core__flat___NativeString___clean_utf8(self, var_length);
-}
-var_r = var2;
-{
-{ /* Inline abstract_text#FlatText#items (var_r) on <var_r:FlatString> */
-var5 = var_r->attrs[COLOR_core__abstract_text__FlatText___items].str; /* _items on <var_r:FlatString> */
-var3 = var5;
-RET_LABEL4:(void)0;
-}
-}
+/* method flat$FlatBufferCharView$reverse_iterator_from for (self: FlatBufferCharView, Int): IndexedIterator[Char] */
+val* core__flat___core__flat__FlatBufferCharView___core__abstract_collection__SequenceRead__reverse_iterator_from(val* self, long p0) {
+val* var /* : IndexedIterator[Char] */;
+long var_pos /* var pos: Int */;
+val* var1 /* : FlatBufferCharReverseIterator */;
+val* var2 /* : Text */;
+val* var4 /* : Text */;
+var_pos = p0;
+var1 = NEW_core__flat__FlatBufferCharReverseIterator(&type_core__flat__FlatBufferCharReverseIterator);
 {
-{ /* Inline native#NativeString#!= (var3,self) on <var3:NativeString> */
-var8 = var3 == self;
-var9 = !var8;
-var6 = var9;
-goto RET_LABEL7;
-RET_LABEL7:(void)0;
-}
-}
-if (var6){
-var = var_r;
-goto RET_LABEL;
-} else {
+{ /* Inline abstract_text$StringCharView$target (self) on <self:FlatBufferCharView> */
+var4 = self->attrs[COLOR_core__abstract_text__StringCharView___target].val; /* _target on <self:FlatBufferCharView> */
+if (unlikely(var4 == NULL)) {
+if(catchStack.cursor >= 0){
+longjmp(catchStack.envs[catchStack.cursor], 1);
 }
-var10 = NULL/*special!*/;
-{
-{ /* Inline kernel#Int#+ (var_length,1l) on <var_length:Int> */
-/* Covariant cast for argument 0 (i) <1l:Int> isa OTHER */
-/* <1l:Int> isa OTHER */
-var13 = 1; /* easy <1l:Int> isa OTHER*/
-if (unlikely(!var13)) {
-var_class_name = type_core__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", FILE_core__kernel, 731);
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", FILE_core__abstract_text, 1320);
 fatal_exit(1);
 }
-var14 = var_length + 1l;
-var11 = var14;
-goto RET_LABEL12;
-RET_LABEL12:(void)0;
-}
-}
-{
-{ /* Inline native#NativeString#new (var10,var11) on <var10:NativeString> */
-var17 = (char*)nit_alloc(var11);
-var15 = var17;
-goto RET_LABEL16;
-RET_LABEL16:(void)0;
-}
-}
-var_new_self = var15;
-{
-{ /* Inline native#NativeString#copy_to (self,var_new_self,var_length,0l,0l) on <self:NativeString> */
-memmove(var_new_self+0l,self+0l,var_length);
-RET_LABEL18:(void)0;
+var2 = var4;
+RET_LABEL3:(void)0;
 }
 }
-var19 = NEW_core__FlatString(&type_core__FlatString);
 {
-core___core__FlatString___with_infos(var19, var_new_self, var_length, 0l); /* Direct call flat#FlatString#with_infos on <var19:FlatString>*/
+((void(*)(val* self, val* p0))(var1->class->vft[COLOR_core__flat__FlatBufferCharReverseIterator__target_61d]))(var1, var2); /* target= on <var1:FlatBufferCharReverseIterator>*/
 }
-var_str = var19;
 {
-{ /* Inline native#NativeString#[]= (var_new_self,var_length,((unsigned char)0x00)) on <var_new_self:NativeString> */
-var_new_self[var_length]=(unsigned char)((unsigned char)0x00);
-RET_LABEL20:(void)0;
-}
+((void(*)(val* self, long p0))(var1->class->vft[COLOR_core__flat__FlatBufferCharReverseIterator__curr_pos_61d]))(var1, var_pos); /* curr_pos= on <var1:FlatBufferCharReverseIterator>*/
 }
 {
-core___core__FlatString___to_cstring_61d(var_str, var_new_self); /* Direct call flat#FlatString#to_cstring= on <var_str:FlatString>*/
+((void(*)(val* self))(var1->class->vft[COLOR_core__kernel__Object__init]))(var1); /* init on <var1:FlatBufferCharReverseIterator>*/
 }
-var = var_str;
+var = var1;
 goto RET_LABEL;
 RET_LABEL:;
 return var;