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view tests/pprint.ur @ 2235:0aae15c2a05a

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Refactored a lot and fixed an and/or swap, but still not good on current test.
author Ziv Scully <ziv@mit.edu>
date Mon, 29 Jun 2015 01:33:47 -0700
parents 318ba997a149
children
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fun isNone [a] (x : option a) =
    case x of
        None => True
      | Some _ => False