view tests/onerror.ur @ 2009:799be3911ce3

Monadic bind supports patterns
author Adam Chlipala <adam@chlipala.net>
date Fri, 02 May 2014 17:16:02 -0400
parents b4480a56cab7
children
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fun main n =
  case n of
      0 => error <xml>Zero is bad!</xml>
    | _ => return <xml/>