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News for (ice-9 match).

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Keisuke Nishida 2001-02-25 18:24:41 +00:00
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NEWS
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@ -95,6 +95,20 @@ future.
Alternatively, if guile-scsh is installed, the (scsh rdelim) module
can be used for similar functionality.
** New module (ice-9 match)
This module includes Andrew K. Wright's pattern matcher:
(use-modules (ice-9 match))
(match '(+ 1 2)
(('+ x) x)
(('+ x y) `(add ,x ,y))
(('- x y) `(sub ,x ,y))) => (add 1 2)
See ice-9/match.scm for brief description or
http://www.star-lab.com/wright/code.html for complete documentation.
* Changes to the stand-alone interpreter
** It's now possible to create modules with controlled environments