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|
(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(*i camlp4deps: "parsing/grammar.cma" i*)
(* $Id: extraargs.ml4 8739 2006-04-26 22:23:37Z herbelin $ *)
open Pp
open Pcoq
open Genarg
open Names
open Tacexpr
open Tacinterp
(* Rewriting orientation *)
let _ = Metasyntax.add_token_obj "<-"
let _ = Metasyntax.add_token_obj "->"
let pr_orient _prc _prlc _prt = function
| true -> Pp.mt ()
| false -> Pp.str " <-"
ARGUMENT EXTEND orient TYPED AS bool PRINTED BY pr_orient
| [ "->" ] -> [ true ]
| [ "<-" ] -> [ false ]
| [ ] -> [ true ]
END
(* For Setoid rewrite *)
let pr_morphism_signature _ _ _ s =
spc () ++ Setoid_replace.pr_morphism_signature s
ARGUMENT EXTEND morphism_signature
TYPED AS morphism_signature
PRINTED BY pr_morphism_signature
| [ constr(out) ] -> [ [],out ]
| [ constr(c) "++>" morphism_signature(s) ] ->
[ let l,out = s in (Some true,c)::l,out ]
| [ constr(c) "-->" morphism_signature(s) ] ->
[ let l,out = s in (Some false,c)::l,out ]
| [ constr(c) "==>" morphism_signature(s) ] ->
[ let l,out = s in (None,c)::l,out ]
END
let pr_gen prc _prlc _prtac c = prc c
let pr_rawc _prc _prlc _prtac raw = Printer.pr_rawconstr raw
let interp_raw _ _ (t,_) = t
let glob_raw = Tacinterp.intern_constr
let subst_raw = Tacinterp.subst_rawconstr_and_expr
ARGUMENT EXTEND raw
TYPED AS rawconstr
PRINTED BY pr_rawc
INTERPRETED BY interp_raw
GLOBALIZED BY glob_raw
SUBSTITUTED BY subst_raw
RAW_TYPED AS constr_expr
RAW_PRINTED BY pr_gen
GLOB_TYPED AS rawconstr_and_expr
GLOB_PRINTED BY pr_gen
[ lconstr(c) ] -> [ c ]
END
type 'id gen_place= ('id * hyp_location_flag,unit) location
type loc_place = identifier Util.located gen_place
type place = identifier gen_place
let pr_gen_place pr_id = function
ConclLocation () -> Pp.mt ()
| HypLocation (id,InHyp) -> str "in " ++ pr_id id
| HypLocation (id,InHypTypeOnly) ->
str "in (Type of " ++ pr_id id ++ str ")"
| HypLocation (id,InHypValueOnly) ->
str "in (Value of " ++ pr_id id ++ str ")"
let pr_loc_place _ _ _ = pr_gen_place (fun (_,id) -> Nameops.pr_id id)
let pr_place _ _ _ = pr_gen_place Nameops.pr_id
let intern_place ist = function
ConclLocation () -> ConclLocation ()
| HypLocation (id,hl) -> HypLocation (intern_hyp ist id,hl)
let interp_place ist gl = function
ConclLocation () -> ConclLocation ()
| HypLocation (id,hl) -> HypLocation (interp_hyp ist gl id,hl)
let subst_place subst pl = pl
ARGUMENT EXTEND hloc
TYPED AS place
PRINTED BY pr_place
INTERPRETED BY interp_place
GLOBALIZED BY intern_place
SUBSTITUTED BY subst_place
RAW_TYPED AS loc_place
RAW_PRINTED BY pr_loc_place
GLOB_TYPED AS loc_place
GLOB_PRINTED BY pr_loc_place
[ ] ->
[ ConclLocation () ]
| [ "in" "|-" "*" ] ->
[ ConclLocation () ]
| [ "in" ident(id) ] ->
[ HypLocation ((Util.dummy_loc,id),InHyp) ]
| [ "in" "(" "Type" "of" ident(id) ")" ] ->
[ HypLocation ((Util.dummy_loc,id),InHypTypeOnly) ]
| [ "in" "(" "Value" "of" ident(id) ")" ] ->
[ HypLocation ((Util.dummy_loc,id),InHypValueOnly) ]
END
|
