On Thu, Oct 07, 2010 at 08:37:59PM -0500, Jim Ursetto wrote:
> Does this mean for every egg that uses the irregex API directly, I
> need to insert this [cond-expand] blob of code?
You have three options:
- Add a dependency on the regex egg and keep doing
(require-library regex)(import irregex) like before
- Insert this blob of code to ensure it works with old and new Chickens
- Drop the blob if you don't care about older Chickens.
> There is some inconsistency in the docs:
>
> irregex-match-num-submatches: Returns the number of numbered
> submatches that are defined in the
> irregex or match object.
> irregex-match-valid-index?: Returns {{#t}} iff the {{index-or-name}}
> named submatch or index is defined in the {{match}} object.
>
> But below, *-valid-index? says undefined when *-num-submatches says defined:
Hm, I'll have to take this up with Alex, it looks like a bug indeed.
Cheers,
Peter
--
http://sjamaan.ath.cx
--
"The process of preparing programs for a digital computer
is especially attractive, not only because it can be economically
and scientifically rewarding, but also because it can be an aesthetic
experience much like composing poetry or music."
-- Donald Knuth
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