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view tests/pprint.ur @ 2288:98f96a976ede

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Finish locking, but it's not yet tested rigorously.
author Ziv Scully <ziv@mit.edu>
date Fri, 13 Nov 2015 11:03:09 -0500
parents 318ba997a149
children
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fun isNone [a] (x : option a) =
    case x of
        None => True
      | Some _ => False