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-rw-r--r--engine/evarutil.ml8
1 files changed, 8 insertions, 0 deletions
diff --git a/engine/evarutil.ml b/engine/evarutil.ml
index 2afc12cd3..339c6a248 100644
--- a/engine/evarutil.ml
+++ b/engine/evarutil.ml
@@ -412,6 +412,14 @@ let new_evar_instance sign evd typ ?src ?filter ?candidates ?store ?naming ?prin
let (evd, newevk) = new_pure_evar sign evd ?src ?filter ?candidates ?store ?naming ?principal typ in
evd, mkEvar (newevk,Array.of_list instance)
+let new_evar_from_context sign evd ?src ?filter ?candidates ?store ?naming ?principal typ =
+ let instance = List.map (NamedDecl.get_id %> EConstr.mkVar) (named_context_of_val sign) in
+ let instance =
+ match filter with
+ | None -> instance
+ | Some filter -> Filter.filter_list filter instance in
+ new_evar_instance sign evd typ ?src ?filter ?candidates ?store ?naming ?principal instance
+
(* [new_evar] declares a new existential in an env env with type typ *)
(* Converting the env into the sign of the evar to define *)
let new_evar env evd ?src ?filter ?candidates ?store ?naming ?principal typ =