From: Jean Privat <jean@pryen.org>
Date: Wed, 15 Apr 2015 04:49:59 +0000 (+0700)
Subject: grammar: introduce n_op and operator in AAssignOp
X-Git-Tag: v0.7.4~22^2~8
X-Git-Url: http://nitlanguage.org

grammar: introduce n_op and operator in AAssignOp

Signed-off-by: Jean Privat <jean@pryen.org>
---

diff --git a/src/parser/nit.sablecc3xx b/src/parser/nit.sablecc3xx
index 0e17804..50fc1cf 100644
--- a/src/parser/nit.sablecc3xx
+++ b/src/parser/nit.sablecc3xx
@@ -935,8 +935,8 @@ exprs
 	| {bra} obra [exprs]:expr* cbra
 	;
 assign_op
-	= {plus} pluseq
-	| {minus} minuseq
+	= {plus} [op]:pluseq
+	| {minus}[op]:minuseq
 	;
 
 module_name = quad? [path]:id* id;
diff --git a/src/parser/parser_nodes.nit b/src/parser/parser_nodes.nit
index 508c739..5fa19ce 100644
--- a/src/parser/parser_nodes.nit
+++ b/src/parser/parser_nodes.nit
@@ -2551,22 +2551,26 @@ end
 # A complex assignment operator. (`+=` and `-=`)
 abstract class AAssignOp
 	super Prod
+
+	# The combined assignment operator
+	var n_op: Token is writable, noinit
+
+	# The name of the operator without the `=` (eg '+')
+	fun operator: String is abstract
 end
 
 # The `+=` assignment operation
 class APlusAssignOp
 	super AAssignOp
 
-	# The `+=` operator
-	var n_pluseq: TPluseq is writable, noinit
+	redef fun operator do return "+"
 end
 
 # The `-=` assignment operator
 class AMinusAssignOp
 	super AAssignOp
 
-	# The `-=` operator
-	var n_minuseq: TMinuseq is writable, noinit
+	redef fun operator do return "-"
 end
 
 # A possibly fully-qualified module identifier