@@ -112,9 +112,9 @@
 	public static
 	{
 		bool isSpace   (dchar c) { return std.ctype.isspace(c)!=0; }
 		bool isSymbol  (dchar c) { return 0x21<=c && c<=0x7f && !std.ctype.isalnum(c) && c!='_' && c!='\''; }
-		bool isSSymbol (dchar c) { return "()[]{};@".canFind(c); }
+		bool isSSymbol (dchar c) { return "()[]{};,@".canFind(c); }
 		bool isMSymbol (dchar c) { return isSymbol(c) && !isSSymbol(c) && c!='"' && c!='#'; }
 		bool isLetter  (dchar c) { return !isSpace(c) && !isSymbol(c); }
 	}