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annotate tests/pprint.ur @ 2203:39faa4a037f4

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ML half of initial prototype. (Doesn't compile because there's no C yet.)
author Ziv Scully <ziv@mit.edu>
date Tue, 25 Mar 2014 02:04:06 -0400
parents 318ba997a149
children
rev   line source
adam@1727 1 fun isNone [a] (x : option a) =
adam@1727 2 case x of
adam@1727 3 None => True
adam@1727 4 | Some _ => False