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view tests/pprint.ur @ 2031:d11a7a9c4a73

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New syntactic shorthand for antiquoting subqueries
author Adam Chlipala <adam@chlipala.net>
date Wed, 25 Jun 2014 14:04:13 -0400
parents 318ba997a149
children
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fun isNone [a] (x : option a) =
    case x of
        None => True
      | Some _ => False