From: nobu.nokada@...
Date: 2003-05-31T08:41:03+09:00
Subject: Re: regexp operators

Hi,

At Sat, 31 May 2003 03:26:53 +0900,
Wesley J Landaker wrote:
> So I whipped this out really quick. It lets you combine regexp by adding 
> them (+), ORing them (|) or by including them /blah#{some_regexp}blah/ 
> inside each other, while preserving all flags. (At least, all flags 
> that can be preserved--I can't do anything about the encodings if they 
> mismatch... but I use all UTF-8 regexps, so I always use 'u'). This 
> could potentially be extended to support other operations--but I 
> haven't needed them yet on the project I'm tinkering with.

Flags are preserved in 1.8.

$ ruby -v -e 'p(/#{/foo/m}/)'
ruby 1.8.0 (2003-05-31) [i686-linux]
/(?m-ix:foo)/

-- 
Nobu Nakada