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| author | Hugo Herbelin | 2018-12-25 14:07:14 +0100 |
|---|---|---|
| committer | Hugo Herbelin | 2018-12-25 14:38:18 +0100 |
| commit | e7e6956a1ccc5a60b86f3660093cff5a608273a8 (patch) | |
| tree | 078ba32c4679e835fc89b87e5af1d2b873549028 /lib/util.mli | |
| parent | b878216ca5e85f8164fa098b9dc0e688a212072d (diff) | |
Adding a comparison combinator for pairs.
Diffstat (limited to 'lib/util.mli')
| -rw-r--r-- | lib/util.mli | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/util.mli b/lib/util.mli index 1eb60f509a..fa3b622621 100644 --- a/lib/util.mli +++ b/lib/util.mli @@ -17,6 +17,10 @@ val on_fst : ('a -> 'b) -> 'a * 'c -> 'b * 'c val on_snd : ('a -> 'b) -> 'c * 'a -> 'c * 'b val map_pair : ('a -> 'b) -> 'a * 'a -> 'b * 'b +(** Comparing pairs *) + +val pair_compare : ('a -> 'a -> int) -> ('b -> 'b -> int) -> ('a * 'b -> 'a * 'b -> int) + (** Mapping under triple *) val on_pi1 : ('a -> 'b) -> 'a * 'c * 'd -> 'b * 'c * 'd |