in
let curi, metasenv, pbo, pty = proof in
let (metano,context,gty) as conjecture = CicUtil.lookup_meta goal metasenv in
- let ty_eq,_ =
+ let ty_eq,ugraph =
CicTypeChecker.type_of_aux' metasenv context equality
- CicUniv.empty_ugraph
- in
+ CicUniv.empty_ugraph in
+ let (ty_eq,metasenv,arguments,fresh_meta) =
+ ProofEngineHelpers.saturate_term
+ (ProofEngineHelpers.new_meta_of_proof proof) metasenv context ty_eq in
+ let equality =
+ if List.length arguments = 0 then
+ equality
+ else
+ C.Appl (equality :: arguments) in
let eq_ind, ty, t1, t2 =
match ty_eq with
| C.Appl [C.MutInd (uri, 0, []); ty; t1; t2]
let lifted_conjecture =
metano,(Some (fresh_name,Cic.Decl ty))::context,lifted_gty in
let lifted_pattern = Some lifted_t1,[],CicSubstitution.lift 1 concl_pat in
- let _,selected_terms_with_context =
+ let subst,metasenv,ugraph,_,selected_terms_with_context =
ProofEngineHelpers.select
- ~metasenv ~conjecture:lifted_conjecture ~pattern:lifted_pattern in
+ ~metasenv ~ugraph ~conjecture:lifted_conjecture ~pattern:lifted_pattern in
+ let metasenv = CicMetaSubst.apply_subst_metasenv subst metasenv in
let what,with_what =
(* Note: Rel 1 does not live in the context context_of_t *)
(* The replace_lifting_csc_0 function will take care of lifting it *)
let abstr_gty =
ProofEngineReduction.replace_lifting_csc 0
~equality:(==) ~what ~with_what:with_what ~where:lifted_gty in
+ let abstr_gty = CicMetaSubst.apply_subst subst abstr_gty in
+ let t1 = CicMetaSubst.apply_subst subst t1 in
+ let t2 = CicMetaSubst.apply_subst subst t2 in
+ let equality = CicMetaSubst.apply_subst subst equality in
let gty' = CicSubstitution.subst t2 abstr_gty in
- let fresh_meta = ProofEngineHelpers.new_meta_of_proof proof in
let irl = CicMkImplicit.identity_relocation_list_for_metavariable context in
let metasenv' = (fresh_meta,context,gty')::metasenv in
let pred = C.Lambda (fresh_name, ty, abstr_gty) in
;;
let replace_tac ~pattern ~with_what =
+(*
let replace_tac ~pattern:(wanted,hyps_pat,concl_pat) ~with_what status =
let (proof, goal) = status in
let module C = Cic in
aux 0 whats status
in
ProofEngineTypes.mk_tactic (replace_tac ~pattern ~with_what)
+*) assert false
;;