another COOL example

antlr · Jun 12, 2018 · 6f2ee22 · 6f2ee22
1 parent 9e19408
commit 6f2ee22
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Showing 2 changed files with 30 additions and 27 deletions.
diff --git a/cool/COOL.g4 b/cool/COOL.g4
@@ -80,33 +80,6 @@ expression
    | OBJECTID ASSIGNMENT expression # assignment
    ;
 
-// skip spaces, tabs, newlines, note that \v is not suppoted in antlr
-
-WHITESPACE
-   : [ \t\r\n\f] + -> skip
-   ;
-
-// comments
-
-OPEN_COMMENT
-   : '(*'
-   ;
-
-
-CLOSE_COMMENT
-   : '*)'
-   ;
-
-
-COMMENT
-   : OPEN_COMMENT (COMMENT | .)*? CLOSE_COMMENT -> channel (HIDDEN)
-   ;
-
-
-ONE_LINE_COMMENT
-   : '--' (~ '\n')* '\n'? -> channel (HIDDEN)
-   ;
-
 // key words
 
 CLASS
@@ -373,3 +346,30 @@ fragment UNICODE
 fragment HEX
    : [0-9a-fA-F]
    ;
+
+// comments
+
+OPEN_COMMENT
+   : '(*'
+   ;
+
+
+CLOSE_COMMENT
+   : '*)'
+   ;
+
+
+COMMENT
+   : OPEN_COMMENT (COMMENT | .)*? CLOSE_COMMENT -> skip
+   ;
+
+
+ONE_LINE_COMMENT
+   : '--' (~ '\n')* '\n'? -> skip
+   ;
+
+// skip spaces, tabs, newlines, note that \v is not suppoted in antlr
+
+WHITESPACE
+   : [ \t\r\n\f] + -> skip
+   ;
diff --git a/cool/examples/pr1154_2.txt b/cool/examples/pr1154_2.txt
@@ -0,0 +1,3 @@
+class A {}; -- this is last comment
+
+(*  this is a comment (* this is a comment inside a comment (* abc123 *) *)*)