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comparison src/option_key_fn.sml @ 2244:e4a7e3cd6f11

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Use uniform representation of comparisons for better simplification.
author Ziv Scully <ziv@mit.edu>
date Mon, 20 Jul 2015 23:25:44 -0700
parents 88cc0f44c940
children
comparison
equal deleted inserted replaced
2243:da7d026d1a94 2244:e4a7e3cd6f11
1 functor OptionKeyFn(K : ORD_KEY) : ORD_KEY = struct 1 functor OptionKeyFn(K : ORD_KEY)
2 : ORD_KEY where type ord_key = K.ord_key option = struct
2 3
3 type ord_key = K.ord_key option 4 type ord_key = K.ord_key option
4 5
5 val compare = 6 val compare =
6 fn (NONE, NONE) => EQUAL 7 fn (NONE, NONE) => EQUAL