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-rw-r--r--engine/eConstr.ml13
1 files changed, 13 insertions, 0 deletions
diff --git a/engine/eConstr.ml b/engine/eConstr.ml
index 8ab3ce821e..3385b78958 100644
--- a/engine/eConstr.ml
+++ b/engine/eConstr.ml
@@ -74,6 +74,12 @@ let mkCoFix f = of_kind (CoFix f)
let mkProj (p, c) = of_kind (Proj (p, c))
let mkArrow t1 t2 = of_kind (Prod (Anonymous, t1, t2))
+let mkRef (gr,u) = let open GlobRef in match gr with
+ | ConstRef c -> mkConstU (c,u)
+ | IndRef ind -> mkIndU (ind,u)
+ | ConstructRef c -> mkConstructU (c,u)
+ | VarRef x -> mkVar x
+
let applist (f, arg) = mkApp (f, Array.of_list arg)
let isRel sigma c = match kind sigma c with Rel _ -> true | _ -> false
@@ -166,6 +172,13 @@ let destProj sigma c = match kind sigma c with
| Proj (p, c) -> (p, c)
| _ -> raise DestKO
+let destRef sigma c = let open GlobRef in match kind sigma c with
+ | Var x -> VarRef x, EInstance.empty
+ | Const (c,u) -> ConstRef c, u
+ | Ind (ind,u) -> IndRef ind, u
+ | Construct (c,u) -> ConstructRef c, u
+ | _ -> raise DestKO
+
let decompose_app sigma c =
match kind sigma c with
| App (f,cl) -> (f, Array.to_list cl)