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Re: [Chicken-users] Re: regex and named subpatterns

From: felix winkelmann
Subject: Re: [Chicken-users] Re: regex and named subpatterns
Date: Thu, 6 Mar 2008 16:05:49 +0100

On Thu, Mar 6, 2008 at 3:40 PM, John Cowan <address@hidden> wrote:
> Alex Shinn scripsit:
>  > Chicken regexp's historically weren't tied to PCRE, and
>  > provided a fairly minimal feature set to accomodate all the
>  > backends equally.  It now always uses PCRE, and you could
>  > get at the named subpatterns with pcre_get_named_substring()
>  > if you returned the match object, but personally I don't
>  > think it should be bound too strongly to PCRE.
>  I think the contrary: since we are committed to allowing access to the
>  extended regex features of PCRE (which helps portability: no more random
>  lossage because I use an extension that your regex package doesn't have),
>  we should also provide access to the API of PCRE.  This seems to me much
>  more Chicken-y.

Hm, I think not: committing to PCRE ensures all use the same regexp
flavor, not more. If we need more API at all, it should go into:


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