Mercurial > urweb
view lib/ur/option.urs @ 2013:77cc9169d6e0
Change context-local memory allocation to return word-aligned addresses (based on patch by Evan Danaher)
author | Adam Chlipala <adam@chlipala.net> |
---|---|
date | Sun, 18 May 2014 18:58:50 -0400 |
parents | 36428d853c97 |
children |
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datatype t = datatype Basis.option val monad : monad t val eq : a ::: Type -> eq a -> eq (t a) val ord : a ::: Type -> ord a -> ord (t a) val isNone : a ::: Type -> t a -> bool 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 val get : a ::: Type -> a -> option a -> a val unsafeGet : a ::: Type -> option a -> a