Mercurial > meta
comparison record.ur @ 12:a6730c3cfea7
Record.equal
author | Adam Chlipala <adam@chlipala.net> |
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date | Tue, 08 Feb 2011 16:52:41 -0500 |
parents | 67b33be5d56a |
children | 6cd839818393 |
comparison
equal
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11:67b33be5d56a | 12:a6730c3cfea7 |
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4 fun mem [a ::: Type] [ns ::: {Unit}] (_ : eq a) (fl : folder ns) (x : a) (r : $(mapU a ns)) : bool = | 4 fun mem [a ::: Type] [ns ::: {Unit}] (_ : eq a) (fl : folder ns) (x : a) (r : $(mapU a ns)) : bool = |
5 @foldUR [a] [fn _ => bool] | 5 @foldUR [a] [fn _ => bool] |
6 (fn [nm ::_] [r ::_] [[nm] ~ r] y acc => | 6 (fn [nm ::_] [r ::_] [[nm] ~ r] y acc => |
7 acc || x = y) | 7 acc || x = y) |
8 False fl r | 8 False fl r |
9 | |
10 fun equal [ts ::: {Type}] (eqs : $(map eq ts)) (fl : folder ts) (r1 : $ts) (r2 : $ts) : bool = | |
11 @foldR3 [eq] [id] [id] [fn _ => bool] | |
12 (fn [nm ::_] [t ::_] [r ::_] [[nm] ~ r] isEq x y acc => | |
13 acc && @eq isEq x y) | |
14 True fl eqs r1 r2 |