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author | 2009-06-09 18:11:59 -0400 | |
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committer | 2009-06-09 18:11:59 -0400 | |
commit | f6cfaea8a7eb777dae12337178c3b9a268459995 (patch) | |
tree | fdefe678f8d11c1efad8dbe6d535da8ccb531f59 /lib/ur/option.urs | |
parent | b64c799498c352096f89e1e0ab7a75ab14565d3a (diff) |
Some standard library reorgs and additions; handle mutual datatypes better in Specialize
Diffstat (limited to 'lib/ur/option.urs')
-rw-r--r-- | lib/ur/option.urs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/ur/option.urs b/lib/ur/option.urs index ced6156e..984bc681 100644 --- a/lib/ur/option.urs +++ b/lib/ur/option.urs @@ -1,5 +1,8 @@ datatype t = datatype Basis.option +val eq : a ::: Type -> eq a -> eq (t a) + val isSome : a ::: Type -> t a -> bool val mp : a ::: Type -> b ::: Type -> (a -> b) -> t a -> t b +val bind : a ::: Type -> b ::: Type -> (a -> option b) -> t a -> t b |