diff options
author | Adam Chlipala <adamc@hcoop.net> | 2008-11-08 14:42:52 -0500 |
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committer | Adam Chlipala <adamc@hcoop.net> | 2008-11-08 14:42:52 -0500 |
commit | b4fbebde89c6ed5eeae8653004417ac6000cdf07 (patch) | |
tree | a7076475ba537b7e8b99d2133d5f0b6340e55e61 /src/order.sig | |
parent | 234118f1f5bebfb0b8f5b1d2e8b80cee74e140a6 (diff) |
Broaden set of possible especializations
Diffstat (limited to 'src/order.sig')
-rw-r--r-- | src/order.sig | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/order.sig b/src/order.sig index c648f78b..fcee69ea 100644 --- a/src/order.sig +++ b/src/order.sig @@ -31,5 +31,6 @@ signature ORDER = sig val join : order * (unit -> order) -> order val joinL : ('a * 'b -> order) -> 'a list * 'b list -> order - + val joinO : ('a * 'b -> order) -> 'a option * 'b option -> order + end |