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view tests/pprint.ur @ 1985:5195378deeca

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Merge in upstream
author Patrick Hurst <phurst@mit.edu>
date Sat, 15 Feb 2014 01:04:31 -0500
parents 318ba997a149
children
line wrap: on
line source
fun isNone [a] (x : option a) =
    case x of
        None => True
      | Some _ => False