diff options
Diffstat (limited to 'interp/constrextern.ml')
| -rw-r--r-- | interp/constrextern.ml | 80 |
1 files changed, 44 insertions, 36 deletions
diff --git a/interp/constrextern.ml b/interp/constrextern.ml index f57772ecb0..3675441353 100644 --- a/interp/constrextern.ml +++ b/interp/constrextern.ml @@ -1,6 +1,6 @@ (************************************************************************) (* v * The Coq Proof Assistant / The Coq Development Team *) -(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2015 *) +(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2016 *) (* \VV/ **************************************************************) (* // * This file is distributed under the terms of the *) (* * GNU Lesser General Public License Version 2.1 *) @@ -29,6 +29,8 @@ open Notation open Detyping open Misctypes open Decl_kinds + +module NamedDecl = Context.Named.Declaration (*i*) (* Translation from glob_constr to front constr *) @@ -147,8 +149,17 @@ let extern_evar loc n l = CEvar (loc,n,l) For instance, in the debugger the tables of global references may be inaccurate *) +let safe_shortest_qualid_of_global vars r = + try shortest_qualid_of_global vars r + with Not_found -> + match r with + | VarRef v -> make_qualid DirPath.empty v + | ConstRef c -> make_qualid DirPath.empty Names.(Label.to_id (con_label c)) + | IndRef (i,_) | ConstructRef ((i,_),_) -> + make_qualid DirPath.empty Names.(Label.to_id (mind_label i)) + let default_extern_reference loc vars r = - Qualid (loc,shortest_qualid_of_global vars r) + Qualid (loc,safe_shortest_qualid_of_global vars r) let my_extern_reference = ref default_extern_reference @@ -438,8 +449,8 @@ let is_projection nargs = function | Some r when not !Flags.in_debugger && not !Flags.raw_print && !print_projections -> (try let n = Recordops.find_projection_nparams r + 1 in - if n <= nargs then None - else Some n + if n <= nargs then Some n + else None with Not_found -> None) | _ -> None @@ -453,15 +464,6 @@ let is_needed_for_correct_partial_application tail imp = exception Expl -let params_implicit n impl = - let rec aux n impl = - if n == 0 then true - else match impl with - | [] -> false - | imp :: impl when is_status_implicit imp -> aux (pred n) impl - | _ -> false - in aux n impl - (* Implicit args indexes are in ascending order *) (* inctx is useful only if there is a last argument to be deduced from ctxt *) let explicitize loc inctx impl (cf,f) args = @@ -680,7 +682,7 @@ let rec extern inctx scopes vars r = | head :: tail -> ip q locs' tail ((extern_reference loc Id.Set.empty (ConstRef c), head) :: acc) in - CRecord (loc, None, List.rev (ip projs locals args [])) + CRecord (loc, List.rev (ip projs locals args [])) with | Not_found | No_match | Exit -> extern_app loc inctx @@ -712,26 +714,29 @@ let rec extern inctx scopes vars r = (cases_predicate_names tml) vars in let rtntypopt' = Option.map (extern_typ scopes vars') rtntypopt in let tml = List.map (fun (tm,(na,x)) -> - let na' = match na,tm with - | Anonymous, GVar (_, id) -> - begin match rtntypopt with - | None -> None - | Some ntn -> - if occur_glob_constr id ntn then - Some (Loc.ghost, Anonymous) - else None - end - | Anonymous, _ -> None - | Name id, GVar (_,id') when Id.equal id id' -> None - | Name _, _ -> Some (Loc.ghost,na) in - (sub_extern false scopes vars tm, - (na',Option.map (fun (loc,ind,nal) -> - let args = List.map (fun x -> PatVar (Loc.ghost, x)) nal in - let fullargs = - if !Flags.in_debugger then args else - Notation_ops.add_patterns_for_params ind args in - extern_ind_pattern_in_scope scopes vars ind fullargs - ) x))) tml in + let na' = match na,tm with + | Anonymous, GVar (_, id) -> + begin match rtntypopt with + | None -> None + | Some ntn -> + if occur_glob_constr id ntn then + Some (Loc.ghost, Anonymous) + else None + end + | Anonymous, _ -> None + | Name id, GVar (_,id') when Id.equal id id' -> None + | Name _, _ -> Some (Loc.ghost,na) in + (sub_extern false scopes vars tm, + na', + Option.map (fun (loc,ind,nal) -> + let args = List.map (fun x -> PatVar (Loc.ghost, x)) nal in + let fullargs = + if !Flags.in_debugger then args else + Notation_ops.add_patterns_for_params ind args in + extern_ind_pattern_in_scope scopes vars ind fullargs + ) x)) + tml + in let eqns = List.map (extern_eqn inctx scopes vars) eqns in CCases (loc,sty,rtntypopt',tml,eqns) @@ -977,9 +982,12 @@ let rec glob_of_pat env sigma = function | PRef ref -> GRef (loc,ref,None) | PVar id -> GVar (loc,id) | PEvar (evk,l) -> - let test (id,_,_) = function PVar id' -> Id.equal id id' | _ -> false in + let test decl = function PVar id' -> Id.equal (NamedDecl.get_id decl) id' | _ -> false in let l = Evd.evar_instance_array test (Evd.find sigma evk) l in - let id = Evd.evar_ident evk sigma in + let id = match Evd.evar_ident evk sigma with + | None -> Id.of_string "__" + | Some id -> id + in GEvar (loc,id,List.map (on_snd (glob_of_pat env sigma)) l) | PRel n -> let id = try match lookup_name_of_rel n env with |