diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/ur/basis.urs | 1 | ||||
| -rw-r--r-- | lib/ur/option.ur | 5 | ||||
| -rw-r--r-- | lib/ur/option.urs | 1 |
3 files changed, 7 insertions, 0 deletions
diff --git a/lib/ur/basis.urs b/lib/ur/basis.urs index 1bfd9da6..67564108 100644 --- a/lib/ur/basis.urs +++ b/lib/ur/basis.urs @@ -42,6 +42,7 @@ val minus : t ::: Type -> num t -> t -> t -> t val times : t ::: Type -> num t -> t -> t -> t val divide : t ::: Type -> num t -> t -> t -> t val mod : t ::: Type -> num t -> t -> t -> t +val exp : t ::: Type -> num t -> t -> t -> t val num_int : num int val num_float : num float diff --git a/lib/ur/option.ur b/lib/ur/option.ur index 5c89fc9d..05c50d1f 100644 --- a/lib/ur/option.ur +++ b/lib/ur/option.ur @@ -49,3 +49,8 @@ fun get [a] (x : a) (o : option a) = case o of None => x | Some v => v + +fun unsafeGet [a] (o : option a) = + case o of + None => error <xml>Option.unsafeGet: encountered None</xml> + | Some v => v diff --git a/lib/ur/option.urs b/lib/ur/option.urs index ba43613f..126999a3 100644 --- a/lib/ur/option.urs +++ b/lib/ur/option.urs @@ -12,3 +12,4 @@ 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 val get : a ::: Type -> a -> option a -> a +val unsafeGet : a ::: Type -> option a -> a |