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view tests/pprint.ur @ 2231:67e801cf42c6

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Add missing file.
author Ziv Scully <ziv@mit.edu>
date Wed, 06 May 2015 14:50:55 -0400
parents 318ba997a149
children
line wrap: on
line source
fun isNone [a] (x : option a) =
    case x of
        None => True
      | Some _ => False