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From: | felix winkelmann |
Subject: | Re: [Chicken-users] provided? features |
Date: | Thu, 23 Nov 2006 06:55:48 +0100 |
On 11/23/06, Carlos Pita <address@hidden> wrote:
Despite what the manual says: [procedure] (provided? ID ...) Returns #t if the extension with the IDs ID ... are currently loaded, or #f otherwise. **Works also for feature-ids.** provided? doesn't seem to work for feature ids: #;5> (register-feature! 'feat) #;6> (features) (feat: syntax-rules: syntax-case: hygienic-macros: match: csi: ...) #;7> (provided? 'feat) #f I'm not sure whether this is a bug, a documentation error or a misunderstanding of mine.
The error is mine. To test for feature id's use "feature?". I'll fix the documentation, sorry for that. cheers, felix -- http://galinha.ucpel.tche.br:8081/blog/blog.ssp
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