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view tests/pprint.ur @ 2210:69c0f36255cb

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Merge.
author Ziv Scully <ziv@mit.edu>
date Sat, 31 May 2014 22:23:25 -0400
parents 318ba997a149
children
line wrap: on
line source
fun isNone [a] (x : option a) =
    case x of
        None => True
      | Some _ => False