diff options
Diffstat (limited to 'kernel/context.ml')
| -rw-r--r-- | kernel/context.ml | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/kernel/context.ml b/kernel/context.ml index d24922e18..930ab7508 100644 --- a/kernel/context.ml +++ b/kernel/context.ml @@ -93,11 +93,11 @@ let named_context_equal = List.equal eq_named_declaration let vars_of_named_context = List.map (fun (id,_,_) -> id) let instance_from_named_context sign = - let rec inst_rec = function - | (id,None,_) :: sign -> Constr.mkVar id :: inst_rec sign - | _ :: sign -> inst_rec sign - | [] -> [] in - Array.of_list (inst_rec sign) + let filter = function + | (id, None, _) -> Some (Constr.mkVar id) + | (_, Some _, _) -> None + in + List.map_filter filter sign let fold_named_context f l ~init = List.fold_right f l init let fold_named_context_reverse f ~init l = List.fold_left f init l |