Mercurial > urweb

view tests/monadTest.ur @ 1886:b7cd3c7c7edd

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Interpret 'table' signature items more flexibly, automatically adding (Ur) constraints to support a kind of subtyping over (SQL) constraint sets
author Adam Chlipala <adam@chlipala.net>
date Mon, 04 Nov 2013 15:14:23 -0500
parents a613cae954ca
children
line wrap: on
line source
val x : transaction int = Monad.liftM2 plus (return 1) (return 2)

val x : transaction xbody = List.mapXiM (fn i x => return <xml><li>{[i]} = {[x]}</li></xml>) (1 :: 2 :: [])