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bug#6985: rx patterns don't compose
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From: |
Daniel Colascione |
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Subject: |
bug#6985: rx patterns don't compose |
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Date: |
Sun, 05 Sep 2010 00:42:28 -0700 |
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User-agent: |
Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.2.8) Gecko/20100802 Thunderbird/3.1.2 |
On 9/5/10 12:39 AM, Andreas Schwab wrote:
> Daniel Colascione <dan.colascione@gmail.com> writes:
>
>> It's not possible to do this currently:
>>
>> (defconst foo-re (rx "abc"))
>> (defconst bar-re (rx (* (what-goes-here? foo-re)))
>
> (defconst bar-re (eval `(rx (* (regexp ,foo-re))))
Or better yet,
(defconst bar-re (rx-to-string `(* (regexp ,foo-re))))
But it's still cumbersome.