diff options
| author | herbelin | 2007-04-28 13:56:03 +0000 |
|---|---|---|
| committer | herbelin | 2007-04-28 13:56:03 +0000 |
| commit | 27ea35bafdf0aefe1dcf49dfed1a18c3f158efa5 (patch) | |
| tree | 36e033096a8f42fe4e2d2ff15647799e6495bfa9 /lib/util.ml | |
| parent | ef486799ac73c533e0a5b5cdd2662eb68a2636cb (diff) | |
Ajout de la possibilité de faire référence dans certains cas à un nom
par sa notation (p.ex. pour unfold ou pour lazy delta).
Ex: Goal 3+4 = 7. unfold "+".
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@9804 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'lib/util.ml')
| -rw-r--r-- | lib/util.ml | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/util.ml b/lib/util.ml index ee373120e2..8b3fb2428b 100644 --- a/lib/util.ml +++ b/lib/util.ml @@ -778,6 +778,11 @@ let option_smartmap f a = match a with | None -> a | Some x -> let x' = f x in if x'==x then a else Some x' +let rec filter_some = function + | [] -> [] + | None::l -> filter_some l + | Some a::l -> a :: filter_some l + let map_succeed f = let rec map_f = function | [] -> [] |
