view tests/pprint.ur @ 1803:d2383ffc18ab

Back out last change and pursue a different fix, based on explicitly aborting script execution at times when we don't expect scripts to run
author Adam Chlipala <adam@chlipala.net>
date Fri, 03 Aug 2012 12:39:04 -0400
parents 318ba997a149
children
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fun isNone [a] (x : option a) =
    case x of
        None => True
      | Some _ => False