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[ruby-dev:28879] Re: when *a: msg#00203lang.ruby.devel
なかだです。 At Wed, 28 Jun 2006 00:52:05 +0900, Yukihiro Matsumoto wrote in [ruby-dev:28871]: > |これだと when /b/, *[/a/] のような場合に動作してませんでした。 > |現状ではargsをそのまま使うようになっていますが、「ひとつひとつ > |評価してはマッチさせる」という動作には不向きです。when_argsを復 > |活させたほうがいいような気がします。 > > when_argsを復活させてもいいですけど、その場合にはmulti splat > に対応させる必要があると思います。それが面倒でargsをそのまま > 使ってるわけですが。 [ruby-dev:28844]は対応してるはずですが。というのはともかく、 case "b" when *[/a/], /b/; end がunknown node typeになります。 Index: eval.c =================================================================== RCS file: /cvs/ruby/src/ruby/eval.c,v retrieving revision 1.909 diff -p -U2 -r1.909 eval.c --- eval.c 27 Jun 2006 23:13:19 -0000 1.909 +++ eval.c 28 Jun 2006 03:55:00 -0000 @@ -2712,5 +2712,6 @@ when_check(NODE *tag, VALUE val, VALUE s return when_check(tag->nd_body, val, self); default: - unknown_node(tag); + if (when_cond(val, rb_eval(self, tag))) return Qtrue; + break; } return Qfalse; -- --- 僕の前にBugはない。 --- 僕の後ろにBugはできる。 中田 伸悦
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