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Re: will we ever have zero width assertions in regexps?


From: Ilya Zakharevich
Subject: Re: will we ever have zero width assertions in regexps?
Date: Thu, 27 Jan 2011 06:34:54 +0000 (UTC)
User-agent: slrn/0.9.8.1pl1 (Linux)

On 2011-01-27, Stefan Monnier <address@hidden> wrote:
> similar to Lua's Lpeg.  I myself would also be more interested in
> replacing the backtracking matcher with a non-backtracking one (for the
> cases where backtracking is not required by backrefs).

What for?  [After my final round of backtracking-optimizations for
Perl REx engine, I do not recollect people (loudly) wanting anything
like this for Perl anymore...]

Ilya


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