From: Bernhard Urban <lewurm@gmail.com>
Date: Mon, 22 Mar 2010 23:30:05 +0000 (+0100)
Subject: parser: assign token braucht man nicht
X-Git-Url: http://wien.tomnetworks.com/gitweb/?p=uebersetzerbau-ss10.git;a=commitdiff_plain;h=2a1d444eda5a6dfa8253a13227a5cf003918d605

parser: assign token braucht man nicht
---

diff --git a/parser/parser.y b/parser/parser.y
index c6415a7..e6f2a6f 100644
--- a/parser/parser.y
+++ b/parser/parser.y
@@ -5,7 +5,7 @@
 
 %start Program
 %token STRUCT END METHOD VAR IF THEN ELSE WHILE DO RETURN NOT OR THIS
-%token IDENT NUM ASSIGN
+%token IDENT NUM
 
 %%
 
@@ -34,8 +34,8 @@ Statseq:
 	;
 
 Statement:
-	  Lexpr ASSIGN Expr
-	| VAR IDENT ASSIGN Expr
+	  Lexpr ':=' Expr
+	| VAR IDENT ':=' Expr
 	| Expr
 	| IF Expr THEN Statseq END
 	| IF Expr THEN Statseq ELSE Statseq END
diff --git a/parser/scanner.lex b/parser/scanner.lex
index 1032371..3813fe6 100644
--- a/parser/scanner.lex
+++ b/parser/scanner.lex
@@ -46,7 +46,6 @@ this return(THIS);
 {NUMBER_DEC} return(NUM);
 {NUMBER_HEX} return(NUM);
 
-\:= return(ASSIGN);
 {SPECIAL_CHAR} return(yytext[0]);
 
 {WHITESPACE} /* ignore */