From: Austin Ziegler <austin@...>
Date: 2003-05-13T07:32:58+09:00
Subject: Re: Regexp: why does (re)* return only last repetition?

On Tue, 13 May 2003 00:02:34 +0900, Kent Dahl wrote:
> Austin Ziegler wrote:
>> On Mon, 12 May 2003 17:39:19 +0900, Robert Klemme wrote:
>>> Clifford Heath:
>>>> Robert Klemme wrote:
>>>>> Clifford Heath:
>>>>>> re = Regexp.new('[a-z\\]')
>>>>> Why not simply do
>>>>> re = /[a-z\\]/
>>>> Because it was part of a larger extended re.
>>> But you can still use re = /.../ instead of re = Regexp.new
>>> '...'
>> Again, if and only if one is specifying the regular expression
>> statically.
> Am I missing something or just misunderstanding what you mean by
> specifying it statically?

It's the patttern specified specifically: "[a-z\\]". So far as I can
tell, the backslash is being interpolated twice (once by String#new
and once by Regexp#new). Is this a bug? I'm not sure, but I think
so; it doesn't do it twice with "[\\a-z]", "[a-z\\\]", or
"[a-z\\\\]".

-austin
-- Austin Ziegler, austin@halostatue.ca on 2003.05.12 at 18:29:34