Mercurial > urweb
view demo/list.urs @ 1001:1d456a06ea4e
Add tuple pattern-matching at the constructor level
author | Adam Chlipala <adamc@hcoop.net> |
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date | Tue, 20 Oct 2009 10:19:00 -0400 |
parents | 4d519baf357c |
children |
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datatype list t = Nil | Cons of t * list t val length : t ::: Type -> list t -> int val rev : t ::: Type -> list t -> list t