diff options
Diffstat (limited to 'parsing/g_vernacnew.ml4')
| -rw-r--r-- | parsing/g_vernacnew.ml4 | 729 |
1 files changed, 729 insertions, 0 deletions
diff --git a/parsing/g_vernacnew.ml4 b/parsing/g_vernacnew.ml4 new file mode 100644 index 00000000..8a99a51e --- /dev/null +++ b/parsing/g_vernacnew.ml4 @@ -0,0 +1,729 @@ +(************************************************************************) +(* 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 *) +(************************************************************************) + +(* $Id: g_vernacnew.ml4,v 1.63.2.1 2004/07/16 19:30:39 herbelin Exp $ *) + +open Pp +open Util +open Names +open Coqast +open Topconstr +open Vernacexpr +open Pcoq +open Tactic +open Decl_kinds +open Genarg +open Extend +open Ppextend +open Goptions + +open Prim +open Constr +open Vernac_ +open Module + + +let vernac_kw = [ ";"; ","; ">->"; ":<"; "<:"; "where"; "at" ] +let _ = + if not !Options.v7 then + List.iter (fun s -> Lexer.add_token ("",s)) vernac_kw + +(* Rem: do not join the different GEXTEND into one, it breaks native *) +(* compilation on PowerPC and Sun architectures *) + +let check_command = Gram.Entry.create "vernac:check_command" +let class_rawexpr = Gram.Entry.create "vernac:class_rawexpr" +let thm_token = Gram.Entry.create "vernac:thm_token" +let def_body = Gram.Entry.create "vernac:def_body" + +if not !Options.v7 then +GEXTEND Gram + GLOBAL: vernac gallina_ext; + vernac: + (* Better to parse "." here: in case of failure (e.g. in coerce_to_var), *) + (* "." is still in the stream and discard_to_dot works correctly *) + [ [ g = gallina; "." -> g + | g = gallina_ext; "." -> g + | c = command; "." -> c + | c = syntax; "." -> c + | "["; l = LIST1 located_vernac; "]"; "." -> VernacList l + ] ] + ; + vernac: FIRST + [ [ IDENT "Time"; v = vernac -> VernacTime v ] ] + ; + vernac: LAST + [ [ gln = OPT[n=natural; ":" -> n]; + tac = subgoal_command -> tac gln ] ] + ; + subgoal_command: + [ [ c = check_command; "." -> c + | tac = Tactic.tactic; + use_dft_tac = [ "." -> false | "..." -> true ] -> + (fun g -> + let g = match g with Some gl -> gl | _ -> 1 in + VernacSolve(g,tac,use_dft_tac)) ] ] + ; + located_vernac: + [ [ v = vernac -> loc, v ] ] + ; +END + + +let test_plurial_form = function + | [(_,([_],_))] -> + Options.if_verbose warning + "Keywords Variables/Hypotheses/Parameters expect more than one assumption" + | _ -> () + +let no_coercion loc (c,x) = + if c then Util.user_err_loc + (loc,"no_coercion",Pp.str"no coercion allowed here"); + x + +(* Gallina declarations *) +if not !Options.v7 then +GEXTEND Gram + GLOBAL: gallina gallina_ext thm_token def_body; + + gallina: + (* Definition, Theorem, Variable, Axiom, ... *) + [ [ thm = thm_token; id = identref; (* bl = LIST0 binder; *) ":"; + c = lconstr -> + let bl = [] in + VernacStartTheoremProof (thm, id, (bl, c), false, (fun _ _ -> ())) + | (f,d) = def_token; id = identref; b = def_body -> + VernacDefinition (d, id, b, f) + | stre = assumption_token; bl = assum_list -> + VernacAssumption (stre, bl) + | stre = assumptions_token; bl = assum_list -> + test_plurial_form bl; + VernacAssumption (stre, bl) + (* Gallina inductive declarations *) + | f = finite_token; + indl = LIST1 inductive_definition SEP "with" -> + VernacInductive (f,indl) + | "Fixpoint"; recs = LIST1 rec_definition SEP "with" -> + VernacFixpoint recs + | "CoFixpoint"; corecs = LIST1 corec_definition SEP "with" -> + VernacCoFixpoint corecs + | IDENT "Scheme"; l = LIST1 scheme SEP "with" -> VernacScheme l ] ] + ; + gallina_ext: + [ [ b = record_token; oc = opt_coercion; name = identref; + ps = LIST0 binder_let; ":"; + s = lconstr; ":="; cstr = OPT identref; "{"; + fs = LIST0 record_field SEP ";"; "}" -> + VernacRecord (b,(oc,name),ps,s,cstr,fs) +(* Non porté ? + | f = finite_token; s = csort; id = identref; + indpar = LIST0 simple_binder; ":="; lc = constructor_list -> + VernacInductive (f,[id,None,indpar,s,lc]) +*) + ] ] + ; + thm_token: + [ [ "Theorem" -> Theorem + | IDENT "Lemma" -> Lemma + | IDENT "Fact" -> Fact + | IDENT "Remark" -> Remark ] ] + ; + def_token: + [ [ "Definition" -> (fun _ _ -> ()), (Global, Definition) + | IDENT "Let" -> (fun _ _ -> ()), (Local, Definition) + | IDENT "SubClass" -> Class.add_subclass_hook, (Global, SubClass) + | IDENT "Local"; IDENT "SubClass" -> + Class.add_subclass_hook, (Local, SubClass) ] ] + ; + assumption_token: + [ [ "Hypothesis" -> (Local, Logical) + | "Variable" -> (Local, Definitional) + | "Axiom" -> (Global, Logical) + | "Parameter" -> (Global, Definitional) + | IDENT "Conjecture" -> (Global, Conjectural) ] ] + ; + assumptions_token: + [ [ IDENT "Hypotheses" -> (Local, Logical) + | IDENT "Variables" -> (Local, Definitional) + | IDENT "Axioms" -> (Global, Logical) + | IDENT "Parameters" -> (Global, Definitional) ] ] + ; + finite_token: + [ [ "Inductive" -> true + | "CoInductive" -> false ] ] + ; + record_token: + [ [ IDENT "Record" -> true | IDENT "Structure" -> false ] ] + ; + (* Simple definitions *) + def_body: + [ [ bl = LIST0 binder_let; ":="; red = reduce; c = lconstr -> + (match c with + CCast(_,c,t) -> DefineBody (bl, red, c, Some t) + | _ -> DefineBody (bl, red, c, None)) + | bl = LIST0 binder_let; ":"; t = lconstr; ":="; red = reduce; c = lconstr -> + DefineBody (bl, red, c, Some t) + | bl = LIST0 binder_let; ":"; t = lconstr -> + ProveBody (bl, t) ] ] + ; + reduce: + [ [ IDENT "Eval"; r = Tactic.red_expr; "in" -> Some r + | -> None ] ] + ; + decl_notation: + [ [ OPT [ "where"; ntn = ne_string; ":="; c = constr; + scopt = OPT [ ":"; sc = IDENT -> sc] -> (ntn,c,scopt) ] ] ] + ; + (* Inductives and records *) + inductive_definition: + [ [ id = identref; indpar = LIST0 binder_let; ":"; c = lconstr; + ":="; lc = constructor_list; ntn = decl_notation -> + (id,ntn,indpar,c,lc) ] ] + ; + constructor_list: + [ [ "|"; l = LIST1 constructor SEP "|" -> l + | l = LIST1 constructor SEP "|" -> l + | -> [] ] ] + ; +(* + csort: + [ [ s = sort -> CSort (loc,s) ] ] + ; +*) + opt_coercion: + [ [ ">" -> true + | -> false ] ] + ; + (* (co)-fixpoints *) + rec_definition: + [ [ id = base_ident; bl = LIST1 binder_let; + annot = OPT rec_annotation; type_ = type_cstr; + ":="; def = lconstr; ntn = decl_notation -> + let names = List.map snd (names_of_local_assums bl) in + let ni = + match annot with + Some id -> + (try list_index (Name id) names - 1 + with Not_found -> Util.user_err_loc + (loc,"Fixpoint", + Pp.str "No argument named " ++ Nameops.pr_id id)) + | None -> + if List.length names > 1 then + Util.user_err_loc + (loc,"Fixpoint", + Pp.str "the recursive argument needs to be specified"); + 0 in + ((id, ni, bl, type_, def),ntn) ] ] + ; + corec_definition: + [ [ id = base_ident; bl = LIST0 binder_let; c = type_cstr; ":="; + def = lconstr -> + (id,bl,c ,def) ] ] + ; + rec_annotation: + [ [ "{"; IDENT "struct"; id=IDENT; "}" -> id_of_string id ] ] + ; + type_cstr: + [ [ ":"; c=lconstr -> c + | -> CHole loc ] ] + ; + (* Inductive schemes *) + scheme: + [ [ id = identref; ":="; dep = dep_scheme; "for"; ind = global; + IDENT "Sort"; s = sort -> + (id,dep,ind,s) ] ] + ; + dep_scheme: + [ [ IDENT "Induction" -> true + | IDENT "Minimality" -> false ] ] + ; + (* Various Binders *) +(* + (* ... without coercions *) + binder_nodef: + [ [ b = binder_let -> + (match b with + LocalRawAssum(l,ty) -> (l,ty) + | LocalRawDef _ -> + Util.user_err_loc + (loc,"fix_param",Pp.str"defined binder not allowed here")) ] ] + ; +*) + (* ... with coercions *) + record_field: + [ [ id = name -> (false,AssumExpr(id,CHole loc)) + | id = name; oc = of_type_with_opt_coercion; t = lconstr -> + (oc,AssumExpr (id,t)) + | id = name; oc = of_type_with_opt_coercion; + t = lconstr; ":="; b = lconstr -> (oc,DefExpr (id,b,Some t)) + | id = name; ":="; b = lconstr -> + match b with + CCast(_,b,t) -> (false,DefExpr(id,b,Some t)) + | _ -> (false,DefExpr(id,b,None)) ] ] + ; + assum_list: + [ [ bl = LIST1 assum_coe -> bl | b = simple_assum_coe -> [b] ] ] + ; + assum_coe: + [ [ "("; a = simple_assum_coe; ")" -> a ] ] + ; + simple_assum_coe: + [ [ idl = LIST1 identref; oc = of_type_with_opt_coercion; c = lconstr -> + (oc,(idl,c)) ] ] + ; + constructor: + [ [ id = identref; l = LIST0 binder_let; + coe = of_type_with_opt_coercion; c = lconstr -> + (coe,(id,G_constrnew.mkCProdN loc l c)) + | id = identref; l = LIST0 binder_let -> + (false,(id,G_constrnew.mkCProdN loc l (CHole loc))) ] ] + ; + of_type_with_opt_coercion: + [ [ ":>" -> true + | ":"; ">" -> true + | ":" -> false ] ] + ; +END + + +(* Modules and Sections *) +if not !Options.v7 then +GEXTEND Gram + GLOBAL: gallina_ext module_expr module_type; + + gallina_ext: + [ [ (* Interactive module declaration *) + IDENT "Module"; id = identref; + bl = LIST0 module_binder; mty_o = OPT of_module_type; + mexpr_o = OPT is_module_expr -> + VernacDefineModule (id, bl, mty_o, mexpr_o) + + | IDENT "Module"; "Type"; id = identref; + bl = LIST0 module_binder; mty_o = OPT is_module_type -> + VernacDeclareModuleType (id, bl, mty_o) + + | IDENT "Declare"; IDENT "Module"; id = identref; + bl = LIST0 module_binder; mty_o = OPT of_module_type; + mexpr_o = OPT is_module_expr -> + VernacDeclareModule (id, bl, mty_o, mexpr_o) + (* Section beginning *) + | IDENT "Section"; id = identref -> VernacBeginSection id + | IDENT "Chapter"; id = identref -> VernacBeginSection id + + (* This end a Section a Module or a Module Type *) + | IDENT "End"; id = identref -> VernacEndSegment id + + (* Requiring an already compiled module *) + | IDENT "Require"; export = export_token; specif = specif_token; + qidl = LIST1 global -> + VernacRequire (export, specif, qidl) + | IDENT "Require"; export = export_token; specif = specif_token; + filename = ne_string -> + VernacRequireFrom (export, specif, filename) + | IDENT "Import"; qidl = LIST1 global -> VernacImport (false,qidl) + | IDENT "Export"; qidl = LIST1 global -> VernacImport (true,qidl) ] ] + ; + export_token: + [ [ IDENT "Import" -> Some false + | IDENT "Export" -> Some true + | -> None ] ] + ; + specif_token: + [ [ IDENT "Implementation" -> Some false + | IDENT "Specification" -> Some true + | -> None ] ] + ; + of_module_type: + [ [ ":"; mty = module_type -> (mty, true) + | "<:"; mty = module_type -> (mty, false) ] ] + ; + is_module_type: + [ [ ":="; mty = module_type -> mty ] ] + ; + is_module_expr: + [ [ ":="; mexpr = module_expr -> mexpr ] ] + ; + + (* Module binder *) + module_binder: + [ [ "("; idl = LIST1 identref; ":"; mty = module_type; ")" -> + (idl,mty) ] ] + ; + + (* Module expressions *) + module_expr: + [ [ qid = qualid -> CMEident qid + | me1 = module_expr; me2 = module_expr -> CMEapply (me1,me2) + | "("; me = module_expr; ")" -> me +(* ... *) + ] ] + ; + with_declaration: + [ [ "Definition"; id = identref; ":="; c = Constr.lconstr -> + CWith_Definition (id,c) + | IDENT "Module"; id = identref; ":="; qid = qualid -> + CWith_Module (id,qid) + ] ] + ; + module_type: + [ [ qid = qualid -> CMTEident qid +(* ... *) + | mty = module_type; "with"; decl = with_declaration -> + CMTEwith (mty,decl) ] ] + ; +END + +(* Extensions: implicits, coercions, etc. *) +if not !Options.v7 then +GEXTEND Gram + GLOBAL: gallina_ext; + + gallina_ext: + [ [ (* Transparent and Opaque *) + IDENT "Transparent"; l = LIST1 global -> VernacSetOpacity (false, l) + | IDENT "Opaque"; l = LIST1 global -> VernacSetOpacity (true, l) + + (* Canonical structure *) + | IDENT "Canonical"; IDENT "Structure"; qid = global -> + VernacCanonical qid + | IDENT "Canonical"; IDENT "Structure"; qid = global; d = def_body -> + let s = Ast.coerce_global_to_id qid in + VernacDefinition + ((Global,CanonicalStructure),(dummy_loc,s),d,Recordobj.add_object_hook) + + (* Coercions *) + | IDENT "Coercion"; qid = global; d = def_body -> + let s = Ast.coerce_global_to_id qid in + VernacDefinition ((Global,Coercion),(dummy_loc,s),d,Class.add_coercion_hook) + | IDENT "Coercion"; IDENT "Local"; qid = global; d = def_body -> + let s = Ast.coerce_global_to_id qid in + VernacDefinition ((Local,Coercion),(dummy_loc,s),d,Class.add_coercion_hook) + | IDENT "Identity"; IDENT "Coercion"; IDENT "Local"; f = identref; + ":"; s = class_rawexpr; ">->"; t = class_rawexpr -> + VernacIdentityCoercion (Local, f, s, t) + | IDENT "Identity"; IDENT "Coercion"; f = identref; ":"; + s = class_rawexpr; ">->"; t = class_rawexpr -> + VernacIdentityCoercion (Global, f, s, t) + | IDENT "Coercion"; IDENT "Local"; qid = global; ":"; + s = class_rawexpr; ">->"; t = class_rawexpr -> + VernacCoercion (Local, qid, s, t) + | IDENT "Coercion"; qid = global; ":"; s = class_rawexpr; ">->"; + t = class_rawexpr -> + VernacCoercion (Global, qid, s, t) + + (* Implicit *) + | IDENT "Implicit"; IDENT "Arguments"; qid = global; + pos = OPT [ "["; l = LIST0 ident; "]" -> l ] -> + let pos = option_app (List.map (fun id -> ExplByName id)) pos in + VernacDeclareImplicits (qid,pos) + + | IDENT "Implicit"; ["Type" | IDENT "Types"]; + idl = LIST1 identref; ":"; c = lconstr -> VernacReserve (idl,c) ] ] + ; +END + +if not !Options.v7 then +GEXTEND Gram + GLOBAL: command check_command class_rawexpr; + + command: + [ [ IDENT "Comments"; l = LIST0 comment -> VernacComments l + + (* System directory *) + | IDENT "Pwd" -> VernacChdir None + | IDENT "Cd" -> VernacChdir None + | IDENT "Cd"; dir = ne_string -> VernacChdir (Some dir) + + (* Toplevel control *) + | IDENT "Drop" -> VernacToplevelControl Drop + | IDENT "ProtectedLoop" -> VernacToplevelControl ProtectedLoop + | IDENT "Quit" -> VernacToplevelControl Quit + + | IDENT "Load"; verbosely = [ IDENT "Verbose" -> true | -> false ]; + s = [ s = ne_string -> s | s = IDENT -> s ] -> + VernacLoad (verbosely, s) + | IDENT "Declare"; IDENT "ML"; IDENT "Module"; l = LIST1 ne_string -> + VernacDeclareMLModule l + + (* Dump of the universe graph - to file or to stdout *) + | IDENT "Dump"; IDENT "Universes"; fopt = OPT ne_string -> + VernacPrint (PrintUniverses fopt) + + | IDENT "Locate"; l = locatable -> VernacLocate l + + (* Managing load paths *) + | IDENT "Add"; IDENT "LoadPath"; dir = ne_string; alias = as_dirpath -> + VernacAddLoadPath (false, dir, alias) + | IDENT "Add"; IDENT "Rec"; IDENT "LoadPath"; dir = ne_string; + alias = as_dirpath -> VernacAddLoadPath (true, dir, alias) + | IDENT "Remove"; IDENT "LoadPath"; dir = ne_string -> + VernacRemoveLoadPath dir + + (* For compatibility *) + | IDENT "AddPath"; dir = ne_string; "as"; alias = as_dirpath -> + VernacAddLoadPath (false, dir, alias) + | IDENT "AddRecPath"; dir = ne_string; "as"; alias = as_dirpath -> + VernacAddLoadPath (true, dir, alias) + | IDENT "DelPath"; dir = ne_string -> + VernacRemoveLoadPath dir + + (* Type-Checking (pas dans le refman) *) + | "Type"; c = lconstr -> VernacGlobalCheck c + + (* Printing (careful factorization of entries) *) + | IDENT "Print"; p = printable -> VernacPrint p + | IDENT "Print"; qid = global -> VernacPrint (PrintName qid) + | IDENT "Print"; IDENT "Module"; "Type"; qid = global -> + VernacPrint (PrintModuleType qid) + | IDENT "Print"; IDENT "Module"; qid = global -> + VernacPrint (PrintModule qid) + | IDENT "Inspect"; n = natural -> VernacPrint (PrintInspect n) + | IDENT "About"; qid = global -> VernacPrint (PrintAbout qid) + + (* Searching the environment *) + | IDENT "Search"; qid = global; l = in_or_out_modules -> + VernacSearch (SearchHead qid, l) + | IDENT "SearchPattern"; c = constr_pattern; l = in_or_out_modules -> + VernacSearch (SearchPattern c, l) + | IDENT "SearchRewrite"; c = constr_pattern; l = in_or_out_modules -> + VernacSearch (SearchRewrite c, l) + | IDENT "SearchAbout"; + sl = [ "["; l = LIST1 [ r = global -> SearchRef r + | s = ne_string -> SearchString s ]; "]" -> l + | qid = global -> [SearchRef qid] ]; + l = in_or_out_modules -> + VernacSearch (SearchAbout sl, l) + + | IDENT "Add"; IDENT "ML"; IDENT "Path"; dir = ne_string -> + VernacAddMLPath (false, dir) + | IDENT "Add"; IDENT "Rec"; IDENT "ML"; IDENT "Path"; dir = ne_string -> + VernacAddMLPath (true, dir) + + (* Pour intervenir sur les tables de paramètres *) + | "Set"; table = IDENT; field = IDENT; v = option_value -> + VernacSetOption (SecondaryTable (table,field),v) + | "Set"; table = IDENT; field = IDENT; lv = LIST1 option_ref_value -> + VernacAddOption (SecondaryTable (table,field),lv) + | "Set"; table = IDENT; field = IDENT -> + VernacSetOption (SecondaryTable (table,field),BoolValue true) + | IDENT "Unset"; table = IDENT; field = IDENT -> + VernacUnsetOption (SecondaryTable (table,field)) + | IDENT "Unset"; table = IDENT; field = IDENT; lv = LIST1 option_ref_value -> + VernacRemoveOption (SecondaryTable (table,field),lv) + | "Set"; table = IDENT; value = option_value -> + VernacSetOption (PrimaryTable table, value) + | "Set"; table = IDENT -> + VernacSetOption (PrimaryTable table, BoolValue true) + | IDENT "Unset"; table = IDENT -> + VernacUnsetOption (PrimaryTable table) + + | IDENT "Print"; IDENT "Table"; table = IDENT; field = IDENT -> + VernacPrintOption (SecondaryTable (table,field)) + | IDENT "Print"; IDENT "Table"; table = IDENT -> + VernacPrintOption (PrimaryTable table) + + | IDENT "Add"; table = IDENT; field = IDENT; v = LIST1 option_ref_value + -> VernacAddOption (SecondaryTable (table,field), v) + + (* Un value global ci-dessous va être caché par un field au dessus! *) + | IDENT "Add"; table = IDENT; v = LIST1 option_ref_value -> + VernacAddOption (PrimaryTable table, v) + + | IDENT "Test"; table = IDENT; field = IDENT; v = LIST1 option_ref_value + -> VernacMemOption (SecondaryTable (table,field), v) + | IDENT "Test"; table = IDENT; field = IDENT -> + VernacPrintOption (SecondaryTable (table,field)) + | IDENT "Test"; table = IDENT; v = LIST1 option_ref_value -> + VernacMemOption (PrimaryTable table, v) + | IDENT "Test"; table = IDENT -> + VernacPrintOption (PrimaryTable table) + + | IDENT "Remove"; table = IDENT; field = IDENT; v= LIST1 option_ref_value + -> VernacRemoveOption (SecondaryTable (table,field), v) + | IDENT "Remove"; table = IDENT; v = LIST1 option_ref_value -> + VernacRemoveOption (PrimaryTable table, v) ] ] + ; + check_command: (* TODO: rapprocher Eval et Check *) + [ [ IDENT "Eval"; r = Tactic.red_expr; "in"; c = lconstr -> + fun g -> VernacCheckMayEval (Some r, g, c) + | IDENT "Check"; c = lconstr -> + fun g -> VernacCheckMayEval (None, g, c) ] ] + ; + printable: + [ [ IDENT "Term"; qid = global -> PrintName qid + | IDENT "All" -> PrintFullContext + | IDENT "Section"; s = global -> PrintSectionContext s + | IDENT "Grammar"; ent = IDENT -> + (* This should be in "syntax" section but is here for factorization*) + PrintGrammar ("", ent) + | IDENT "LoadPath" -> PrintLoadPath + | IDENT "Modules" -> PrintModules + + | IDENT "ML"; IDENT "Path" -> PrintMLLoadPath + | IDENT "ML"; IDENT "Modules" -> PrintMLModules + | IDENT "Graph" -> PrintGraph + | IDENT "Classes" -> PrintClasses + | IDENT "Coercions" -> PrintCoercions + | IDENT "Coercion"; IDENT "Paths"; s = class_rawexpr; t = class_rawexpr + -> PrintCoercionPaths (s,t) + | IDENT "Tables" -> PrintTables +(* Obsolete: was used for cooking V6.3 recipes ?? + | IDENT "Proof"; qid = global -> PrintOpaqueName qid +*) + | IDENT "Hint" -> PrintHintGoal + | IDENT "Hint"; qid = global -> PrintHint qid + | IDENT "Hint"; "*" -> PrintHintDb + | IDENT "HintDb"; s = IDENT -> PrintHintDbName s + | IDENT "Scopes" -> PrintScopes + | IDENT "Scope"; s = IDENT -> PrintScope s + | IDENT "Visibility"; s = OPT IDENT -> PrintVisibility s + | IDENT "Implicit"; qid = global -> PrintImplicit qid ] ] + ; + class_rawexpr: + [ [ IDENT "Funclass" -> FunClass + | IDENT "Sortclass" -> SortClass + | qid = global -> RefClass qid ] ] + ; + locatable: + [ [ qid = global -> LocateTerm qid + | IDENT "File"; f = ne_string -> LocateFile f + | IDENT "Library"; qid = global -> LocateLibrary qid + | s = ne_string -> LocateNotation s ] ] + ; + option_value: + [ [ n = integer -> IntValue n + | s = STRING -> StringValue s ] ] + ; + option_ref_value: + [ [ id = global -> QualidRefValue id + | s = STRING -> StringRefValue s ] ] + ; + as_dirpath: + [ [ d = OPT [ "as"; d = dirpath -> d ] -> d ] ] + ; + in_or_out_modules: + [ [ IDENT "inside"; l = LIST1 global -> SearchInside l + | IDENT "outside"; l = LIST1 global -> SearchOutside l + | -> SearchOutside [] ] ] + ; + comment: + [ [ c = constr -> CommentConstr c + | s = STRING -> CommentString s + | n = natural -> CommentInt n ] ] + ; +END; + +if not !Options.v7 then +GEXTEND Gram + command: + [ [ +(* State management *) + IDENT "Write"; IDENT "State"; s = IDENT -> VernacWriteState s + | IDENT "Write"; IDENT "State"; s = ne_string -> VernacWriteState s + | IDENT "Restore"; IDENT "State"; s = IDENT -> VernacRestoreState s + | IDENT "Restore"; IDENT "State"; s = ne_string -> VernacRestoreState s + +(* Resetting *) + | IDENT "Reset"; id = identref -> VernacResetName id + | IDENT "Reset"; IDENT "Initial" -> VernacResetInitial + | IDENT "Back" -> VernacBack 1 + | IDENT "Back"; n = natural -> VernacBack n + +(* Tactic Debugger *) + | IDENT "Debug"; IDENT "On" -> VernacDebug true + | IDENT "Debug"; IDENT "Off" -> VernacDebug false + + ] ]; + END +;; + +(* Grammar extensions *) + +if not !Options.v7 then +GEXTEND Gram + GLOBAL: syntax; + + syntax: + [ [ IDENT "Open"; local = locality; IDENT "Scope"; sc = IDENT -> + VernacOpenCloseScope (local,true,sc) + + | IDENT "Close"; local = locality; IDENT "Scope"; sc = IDENT -> + VernacOpenCloseScope (local,false,sc) + + | IDENT "Delimit"; IDENT "Scope"; sc = IDENT; "with"; key = IDENT -> + VernacDelimiters (sc,key) + + | IDENT "Bind"; IDENT "Scope"; sc = IDENT; "with"; + refl = LIST1 class_rawexpr -> VernacBindScope (sc,refl) + + | IDENT "Arguments"; IDENT "Scope"; qid = global; + "["; scl = LIST0 opt_scope; "]" -> VernacArgumentsScope (qid,scl) + + | IDENT "Infix"; local = locality; + op = ne_string; ":="; p = global; + modl = [ "("; l = LIST1 syntax_modifier SEP ","; ")" -> l | -> [] ]; + sc = OPT [ ":"; sc = IDENT -> sc ] -> + VernacInfix (local,(op,modl),p,None,sc) + | IDENT "Notation"; local = locality; id = ident; ":="; c = constr; + b = [ "("; IDENT "only"; IDENT "parsing"; ")" -> true | -> false ] -> + VernacSyntacticDefinition (id,c,local,b) + | IDENT "Notation"; local = locality; s = ne_string; ":="; c = constr; + modl = [ "("; l = LIST1 syntax_modifier SEP ","; ")" -> l | -> [] ]; + sc = OPT [ ":"; sc = IDENT -> sc ] -> + VernacNotation (local,c,Some(s,modl),None,sc) + + | IDENT "Tactic"; IDENT "Notation"; s = ne_string; + pil = LIST0 production_item; ":="; t = Tactic.tactic -> + VernacTacticGrammar ["",(s,pil),t] + + | IDENT "Reserved"; IDENT "Notation"; local = locality; s = ne_string; + l = [ "("; l = LIST1 syntax_modifier SEP ","; ")" -> l | -> [] ] + -> VernacSyntaxExtension (local,Some(s,l),None) + + (* "Print" "Grammar" should be here but is in "command" entry in order + to factorize with other "Print"-based vernac entries *) + ] ] + ; + locality: + [ [ IDENT "Local" -> true | -> false ] ] + ; + level: + [ [ IDENT "level"; n = natural -> NumLevel n + | IDENT "next"; IDENT "level" -> NextLevel ] ] + ; + syntax_modifier: + [ [ x = IDENT; "at"; lev = level -> SetItemLevel ([x],lev) + | x = IDENT; ","; l = LIST1 IDENT SEP ","; "at"; + lev = level -> SetItemLevel (x::l,lev) + | "at"; IDENT "level"; n = natural -> SetLevel n + | IDENT "left"; IDENT "associativity" -> SetAssoc Gramext.LeftA + | IDENT "right"; IDENT "associativity" -> SetAssoc Gramext.RightA + | IDENT "no"; IDENT "associativity" -> SetAssoc Gramext.NonA + | x = IDENT; typ = syntax_extension_type -> SetEntryType (x,typ) + | IDENT "only"; IDENT "parsing" -> SetOnlyParsing + | IDENT "format"; s = [s = STRING -> (loc,s)] -> SetFormat s ] ] + ; + syntax_extension_type: + [ [ IDENT "ident" -> ETIdent | IDENT "global" -> ETReference + | IDENT "bigint" -> ETBigint + ] ] + ; + opt_scope: + [ [ "_" -> None | sc = IDENT -> Some sc ] ] + ; + production_item: + [[ s = ne_string -> VTerm s + | nt = IDENT; po = OPT [ "("; p = ident; ")" -> p ] -> + VNonTerm (loc,NtShort nt,po) ]] + ; +END + +(* Reinstall tactic and vernac extensions *) +let _ = + if not !Options.v7 then + Egrammar.reset_extend_grammars_v8() |