From: Yukihiro Matsumoto <matz@...>
Date: 2005-02-08T00:46:59+09:00
Subject: Re: 'when (cond):' causes SyntaxError

Hi,

In message "Re: 'when (cond):' causes SyntaxError"
    on Mon, 7 Feb 2005 23:19:21 +0900, nobu.nokada@softhome.net writes:

|> A bug.
|
|A patch, to separate EXPR_BEG to 2 cases; beginning of
|expression a) which must be a pure value and b) which may not.

Wow, huge patch.  I think a simple one like this would work.

							matz.

--- parse.y	5 Jan 2005 08:00:48 -0000	1.366
+++ parse.y	7 Feb 2005 15:41:03 -0000
@@ -6410,4 +6409,3 @@ parser_yylex(parser)
 
-	    if (lex_state == EXPR_BEG ||
-		lex_state == EXPR_ARG ||
+	    if (lex_state == EXPR_ARG ||
 		lex_state == EXPR_CMDARG) {