Mercurial > urweb
view lib/ur/option.urs @ 922:d6a71f19a3d8
Find chances to use mstrcat()
author | Adam Chlipala <adamc@hcoop.net> |
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date | Wed, 09 Sep 2009 08:15:46 -0400 |
parents | 0d30e6338c65 |
children | da3ec6014d2f |
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datatype t = datatype Basis.option val eq : a ::: Type -> eq a -> eq (t a) val isSome : a ::: Type -> t a -> bool val mp : a ::: Type -> b ::: Type -> (a -> b) -> t a -> t b val bind : a ::: Type -> b ::: Type -> (a -> option b) -> t a -> t b