X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=components%2Fgrafite_parser%2FgrafiteParser.ml;h=50a373e49bf8b8389d0aad6836d2459c17f59a30;hb=b0a6c05decc9f0e731f70cfc5ae5350ae4046b79;hp=6e108ce0447109c69dab396da7faa928f1cbac89;hpb=e11e617809bbf3757ddfcbd6ef6d28d20e14a4f0;p=helm.git diff --git a/components/grafite_parser/grafiteParser.ml b/components/grafite_parser/grafiteParser.ml index 6e108ce04..50a373e49 100644 --- a/components/grafite_parser/grafiteParser.ml +++ b/components/grafite_parser/grafiteParser.ml @@ -25,7 +25,8 @@ (* $Id$ *) -open Printf +let out = ref ignore +let set_callback f = out := f module Ast = CicNotationPt @@ -35,7 +36,8 @@ type 'a localized_option = type ast_statement = (CicNotationPt.term, CicNotationPt.term, - CicNotationPt.term GrafiteAst.reduction, CicNotationPt.obj, string) + CicNotationPt.term GrafiteAst.reduction, + CicNotationPt.term CicNotationPt.obj, string) GrafiteAst.statement type statement = @@ -61,15 +63,13 @@ type by_continuation = EXTEND GLOBAL: term statement; - arg: [ - [ LPAREN; names = LIST1 IDENT SEP SYMBOL ","; - SYMBOL ":"; ty = term; RPAREN -> names,ty - | name = IDENT -> [name],Ast.Implicit - ] - ]; constructor: [ [ name = IDENT; SYMBOL ":"; typ = term -> (name, typ) ] ]; tactic_term: [ [ t = term LEVEL "90N" -> t ] ]; - ident_list0: [ [ LPAREN; idents = LIST0 IDENT; RPAREN -> idents ] ]; + new_name: [ + [ id = IDENT -> Some id + | SYMBOL "_" -> None ] + ]; + ident_list0: [ [ LPAREN; idents = LIST0 new_name; RPAREN -> idents ] ]; tactic_term_list1: [ [ tactic_terms = LIST1 tactic_term SEP SYMBOL "," -> tactic_terms ] ]; @@ -121,9 +121,15 @@ EXTEND | SYMBOL "<" -> `RightToLeft ] ]; int: [ [ num = NUMBER -> int_of_string num ] ]; + intros_names: [ + [ idents = OPT ident_list0 -> + match idents with None -> [] | Some idents -> idents + ] + ]; intros_spec: [ - [ num = OPT [ num = int -> num ]; idents = OPT ident_list0 -> - let idents = match idents with None -> [] | Some idents -> idents in + [ OPT [ IDENT "names" ]; + num = OPT [ num = int -> num ]; + idents = intros_names -> num, idents ] ]; @@ -133,41 +139,50 @@ EXTEND GrafiteAst.Absurd (loc, t) | IDENT "apply"; t = tactic_term -> GrafiteAst.Apply (loc, t) - | IDENT "applyS"; t = tactic_term -> - GrafiteAst.ApplyS (loc, t) - | IDENT "assumption" -> - GrafiteAst.Assumption loc - | IDENT "auto"; params = + | IDENT "applyS"; t = tactic_term ; params = LIST0 [ i = IDENT -> i,"" | i = IDENT ; SYMBOL "="; v = [ v = int -> string_of_int v | v = IDENT -> v ] -> i,v ] -> - GrafiteAst.Auto (loc,params) + GrafiteAst.ApplyS (loc, t, params) + | IDENT "assumption" -> + GrafiteAst.Assumption loc + | IDENT "autobatch"; params = auto_params -> + GrafiteAst.AutoBatch (loc,params) + | IDENT "cases"; what = tactic_term; + specs = intros_spec -> + GrafiteAst.Cases (loc, what, specs) | IDENT "clear"; ids = LIST1 IDENT -> GrafiteAst.Clear (loc, ids) | IDENT "clearbody"; id = IDENT -> GrafiteAst.ClearBody (loc,id) | IDENT "change"; what = pattern_spec; "with"; t = tactic_term -> GrafiteAst.Change (loc, what, t) + | IDENT "compose"; times = OPT int; t1 = tactic_term; t2 = + OPT [ "with"; t = tactic_term -> t ]; specs = intros_spec -> + let times = match times with None -> 1 | Some i -> i in + GrafiteAst.Compose (loc, t1, t2, times, specs) | IDENT "constructor"; n = int -> GrafiteAst.Constructor (loc, n) | IDENT "contradiction" -> GrafiteAst.Contradiction loc | IDENT "cut"; t = tactic_term; ident = OPT [ "as"; id = IDENT -> id] -> GrafiteAst.Cut (loc, ident, t) - | IDENT "decompose"; types = OPT ident_list0; what = OPT IDENT; - idents = OPT [ "as"; idents = LIST1 IDENT -> idents ] -> - let types = match types with None -> [] | Some types -> types in + | IDENT "decompose"; idents = OPT [ "as"; idents = LIST1 new_name -> idents ] -> let idents = match idents with None -> [] | Some idents -> idents in - let to_spec id = GrafiteAst.Ident id in - GrafiteAst.Decompose (loc, List.rev_map to_spec types, what, idents) + GrafiteAst.Decompose (loc, idents) | IDENT "demodulate" -> GrafiteAst.Demodulate loc - | IDENT "destruct"; t = tactic_term -> - GrafiteAst.Destruct (loc, t) - | IDENT "elim"; what = tactic_term; using = using; - (num, idents) = intros_spec -> - GrafiteAst.Elim (loc, what, using, num, idents) + | IDENT "destruct"; xts = OPT [ ts = tactic_term_list1 -> ts ] -> + GrafiteAst.Destruct (loc, xts) + | IDENT "elim"; what = tactic_term; using = using; + pattern = OPT pattern_spec; + (num, idents) = intros_spec -> + let pattern = match pattern with + | None -> None, [], Some Ast.UserInput + | Some pattern -> pattern + in + GrafiteAst.Elim (loc, what, using, pattern, (num, idents)) | IDENT "elimType"; what = tactic_term; using = using; (num, idents) = intros_spec -> - GrafiteAst.ElimType (loc, what, using, num, idents) + GrafiteAst.ElimType (loc, what, using, (num, idents)) | IDENT "exact"; t = tactic_term -> GrafiteAst.Exact (loc, t) | IDENT "exists" -> @@ -183,19 +198,17 @@ EXTEND GrafiteAst.Fold (loc, kind, t, p) | IDENT "fourier" -> GrafiteAst.Fourier loc - | IDENT "fwd"; hyp = IDENT; idents = OPT [ "as"; idents = LIST1 IDENT -> idents ] -> + | IDENT "fwd"; hyp = IDENT; idents = OPT [ "as"; idents = LIST1 new_name -> idents ] -> let idents = match idents with None -> [] | Some idents -> idents in GrafiteAst.FwdSimpl (loc, hyp, idents) | IDENT "generalize"; p=pattern_spec; id = OPT ["as" ; id = IDENT -> id] -> GrafiteAst.Generalize (loc,p,id) - | IDENT "goal"; n = int -> - GrafiteAst.Goal (loc, n) | IDENT "id" -> GrafiteAst.IdTac loc | IDENT "intro"; ident = OPT IDENT -> - let idents = match ident with None -> [] | Some id -> [id] in - GrafiteAst.Intros (loc, Some 1, idents) - | IDENT "intros"; (num, idents) = intros_spec -> - GrafiteAst.Intros (loc, num, idents) + let idents = match ident with None -> [] | Some id -> [Some id] in + GrafiteAst.Intros (loc, (Some 1, idents)) + | IDENT "intros"; specs = intros_spec -> + GrafiteAst.Intros (loc, specs) | IDENT "inversion"; t = tactic_term -> GrafiteAst.Inversion (loc, t) | IDENT "lapply"; @@ -216,7 +229,8 @@ EXTEND GrafiteAst.Reflexivity loc | IDENT "replace"; p = pattern_spec; "with"; t = tactic_term -> GrafiteAst.Replace (loc, p, t) - | IDENT "rewrite" ; d = direction; t = tactic_term ; p = pattern_spec -> + | IDENT "rewrite" ; d = direction; t = tactic_term ; p = pattern_spec; + xnames = OPT [ "as"; n = ident_list0 -> n ] -> let (pt,_,_) = p in if pt <> None then raise @@ -224,15 +238,14 @@ EXTEND (CicNotationParser.Parse_error "the pattern cannot specify the term to rewrite, only its paths in the hypotheses and in the conclusion"))) else - GrafiteAst.Rewrite (loc, d, t, p) + let n = match xnames with None -> [] | Some names -> names in + GrafiteAst.Rewrite (loc, d, t, p, n) | IDENT "right" -> GrafiteAst.Right loc | IDENT "ring" -> GrafiteAst.Ring loc | IDENT "split" -> GrafiteAst.Split loc - | IDENT "subst" -> - GrafiteAst.Subst loc | IDENT "symmetry" -> GrafiteAst.Symmetry loc | IDENT "transitivity"; t = tactic_term -> @@ -250,12 +263,12 @@ EXTEND | BYC_weproved (ty,id,t1) -> GrafiteAst.By_term_we_proved(loc, t', ty, id, t1) | BYC_letsuchthat (id1,t1,id2,t2) -> - (match t with + (* (match t with LNone floc -> raise (HExtlib.Localized (floc,CicNotationParser.Parse_error "tactic_term expected here")) - | LSome t -> GrafiteAst.ExistsElim (loc, t, id1, t1, id2, t2)) + | LSome t ->*) GrafiteAst.ExistsElim (loc, t', id1, t1, id2, t2)(*)*) | BYC_wehaveand (id1,t1,id2,t2) -> (match t with LNone floc -> @@ -265,6 +278,8 @@ EXTEND | LSome t -> GrafiteAst.AndElim (loc, t, id1, t1, id2, t2))) | IDENT "we" ; IDENT "need" ; "to" ; IDENT "prove" ; t = tactic_term ; id = OPT [ LPAREN ; id = IDENT ; RPAREN -> id ] ; t1 = OPT [IDENT "or" ; IDENT "equivalently"; t' = tactic_term -> t']-> GrafiteAst.We_need_to_prove (loc, t, id, t1) + | IDENT "we" ; IDENT "proceed" ; IDENT "by" ; IDENT "cases" ; "on" ; t=tactic_term ; "to" ; IDENT "prove" ; t1=tactic_term -> + GrafiteAst.We_proceed_by_cases_on (loc, t, t1) | IDENT "we" ; IDENT "proceed" ; IDENT "by" ; IDENT "induction" ; "on" ; t=tactic_term ; "to" ; IDENT "prove" ; t1=tactic_term -> GrafiteAst.We_proceed_by_induction_on (loc, t, t1) | IDENT "by" ; IDENT "induction" ; IDENT "hypothesis" ; IDENT "we" ; IDENT "know" ; t=tactic_term ; LPAREN ; id = IDENT ; RPAREN -> @@ -274,11 +289,41 @@ EXTEND | IDENT "case" ; id = IDENT ; params=LIST0[LPAREN ; i=IDENT ; SYMBOL":" ; t=tactic_term ; RPAREN -> i,t] -> GrafiteAst.Case(loc,id,params) - | IDENT "obtain" ; termine=tactic_term ; SYMBOL "=" ; t1=tactic_term ; IDENT "by" ; t2=[ t=tactic_term -> Some t | SYMBOL "_" -> None ] ; cont=rewriting_step_continuation -> - GrafiteAst.RewritingStep(loc, Some termine, t1, t2, cont) - | SYMBOL "=" ; t1=tactic_term ; IDENT "by" ; t2=[ t=tactic_term -> Some t | SYMBOL "_" -> None ] ; cont=rewriting_step_continuation -> - GrafiteAst.RewritingStep(loc, None, t1, t2, cont) + | start = + [ IDENT "conclude" -> None + | IDENT "obtain" ; name = IDENT -> Some name ] ; + termine = tactic_term ; + SYMBOL "=" ; + t1=tactic_term ; + IDENT "by" ; + t2 = + [ t=tactic_term -> `Term t + | SYMBOL "_" ; params = auto_params' -> `Auto params + | IDENT "proof" -> `Proof] ; + cont = rewriting_step_continuation -> + GrafiteAst.RewritingStep(loc, Some (start,termine), t1, t2, cont) + | SYMBOL "=" ; + t1=tactic_term ; + IDENT "by" ; + t2= + [ t=tactic_term -> `Term t + | SYMBOL "_" ; params = auto_params' -> `Auto params + | IDENT "proof" -> `Proof] ; + cont=rewriting_step_continuation -> + GrafiteAst.RewritingStep(loc, None, t1, t2, cont) ] +]; + auto_params: [ + [ params = + LIST0 [ i = IDENT -> i,"" | i = IDENT ; SYMBOL "="; v = [ v = int -> + string_of_int v | v = IDENT -> v ] -> i,v ] -> + params + ] +]; + auto_params': [ + [ LPAREN; params = auto_params; RPAREN -> params + | -> [] + ] ]; by_continuation: [ [ IDENT "we" ; IDENT "proved" ; ty = tactic_term ; LPAREN ; id = IDENT ; RPAREN ; t1 = OPT [IDENT "that" ; IDENT "is" ; IDENT "equivalent" ; "to" ; t2 = tactic_term -> t2] -> BYC_weproved (ty,Some id,t1) @@ -292,9 +337,8 @@ EXTEND ] ]; rewriting_step_continuation : [ - [ IDENT "done" -> None - | IDENT "we" ; IDENT "proved" ; id=IDENT -> Some (Cic.Name id) - | -> Some Cic.Anonymous + [ IDENT "done" -> true + | -> false ] ]; atomic_tactical: @@ -313,9 +357,9 @@ EXTEND (GrafiteAst.Then (loc, tac, tacs)) ] | "loops" RIGHTA - [ IDENT "do"; count = int; tac = SELF; IDENT "end" -> + [ IDENT "do"; count = int; tac = SELF -> GrafiteAst.Do (loc, count, tac) - | IDENT "repeat"; tac = SELF; IDENT "end" -> GrafiteAst.Repeat (loc, tac) + | IDENT "repeat"; tac = SELF -> GrafiteAst.Repeat (loc, tac) ] | "simple" NONA [ IDENT "first"; @@ -327,7 +371,7 @@ EXTEND GrafiteAst.Solve (loc, tacs) | IDENT "progress"; tac = SELF -> GrafiteAst.Progress (loc, tac) | LPAREN; tac = SELF; RPAREN -> tac - | tac = tactic -> GrafiteAst.Tactic (loc, tac) + | tac = tactic -> tac ] ]; punctuation_tactical: @@ -341,12 +385,11 @@ EXTEND | SYMBOL "." -> GrafiteAst.Dot loc ] ]; - tactical: + non_punctuation_tactical: [ "simple" NONA [ IDENT "focus"; goals = LIST1 int -> GrafiteAst.Focus (loc, goals) | IDENT "unfocus" -> GrafiteAst.Unfocus loc | IDENT "skip" -> GrafiteAst.Skip loc - | tac = atomic_tactical LEVEL "loops" -> tac ] ]; theorem_flavour: [ @@ -358,7 +401,7 @@ EXTEND ] ]; inductive_spec: [ [ - fst_name = IDENT; params = LIST0 [ arg=arg -> arg ]; + fst_name = IDENT; params = LIST0 CicNotationParser.protected_binder_vars; SYMBOL ":"; fst_typ = term; SYMBOL <:unicode>; OPT SYMBOL "|"; fst_constructors = LIST0 constructor SEP SYMBOL "|"; tl = OPT [ "with"; @@ -380,7 +423,7 @@ EXTEND ] ]; record_spec: [ [ - name = IDENT; params = LIST0 [ arg = arg -> arg ] ; + name = IDENT; params = LIST0 CicNotationParser.protected_binder_vars ; SYMBOL ":"; typ = term; SYMBOL <:unicode>; SYMBOL "{" ; fields = LIST0 [ name = IDENT ; @@ -405,9 +448,19 @@ EXTEND macro: [ [ [ IDENT "check" ]; t = term -> GrafiteAst.Check (loc, t) - | [ IDENT "inline"]; suri = QSTRING -> - GrafiteAst.Inline (loc,suri) - | [ IDENT "hint" ] -> GrafiteAst.Hint loc + | [ IDENT "inline"]; + style = OPT [ IDENT "procedural"; depth = OPT int -> depth ]; + suri = QSTRING; prefix = OPT QSTRING -> + let style = match style with + | None -> GrafiteAst.Declarative + | Some depth -> GrafiteAst.Procedural depth + in + let prefix = match prefix with None -> "" | Some prefix -> prefix in + GrafiteAst.Inline (loc,style,suri,prefix) + | [ IDENT "hint" ]; rew = OPT (IDENT "rewrite") -> + if rew = None then GrafiteAst.Hint (loc, false) else GrafiteAst.Hint (loc,true) + | IDENT "auto"; params = auto_params -> + GrafiteAst.AutoInteractive (loc,params) | [ IDENT "whelp"; "match" ] ; t = term -> GrafiteAst.WMatch (loc,t) | [ IDENT "whelp"; IDENT "instance" ] ; t = term -> @@ -434,10 +487,10 @@ EXTEND LexiconAst.Ident_alias (id, uri) else raise - (HExtlib.Localized (loc, CicNotationParser.Parse_error (sprintf "Not a valid uri: %s" uri))) + (HExtlib.Localized (loc, CicNotationParser.Parse_error (Printf.sprintf "Not a valid uri: %s" uri))) else raise (HExtlib.Localized (loc, CicNotationParser.Parse_error ( - sprintf "Not a valid identifier: %s" id))) + Printf.sprintf "Not a valid identifier: %s" id))) | IDENT "symbol"; symbol = QSTRING; instance = OPT [ LPAREN; IDENT "instance"; n = int; RPAREN -> n ]; SYMBOL "="; dsc = QSTRING -> @@ -475,11 +528,11 @@ EXTEND IDENT "for"; p2 = [ blob = UNPARSED_AST -> - add_raw_attribute ~text:(sprintf "@{%s}" blob) + add_raw_attribute ~text:(Printf.sprintf "@{%s}" blob) (CicNotationParser.parse_level2_ast (Ulexing.from_utf8_string blob)) | blob = UNPARSED_META -> - add_raw_attribute ~text:(sprintf "${%s}" blob) + add_raw_attribute ~text:(Printf.sprintf "${%s}" blob) (CicNotationParser.parse_level2_meta (Ulexing.from_utf8_string blob)) ] -> @@ -547,16 +600,33 @@ EXTEND GrafiteAst.Obj (loc, Ast.Theorem (`Axiom, name, typ, None)) | "let"; ind_kind = [ "corec" -> `CoInductive | "rec"-> `Inductive ]; defs = CicNotationParser.let_defs -> + (* In case of mutual definitions here we produce just + the syntax tree for the first one. The others will be + generated from the completely specified term just before + insertion in the environment. We use the flavour + `MutualDefinition to rememer this. *) let name,ty = match defs with - | ((Ast.Ident (name, None), Some ty),_,_) :: _ -> name,ty - | ((Ast.Ident (name, None), None),_,_) :: _ -> + | (params,(Ast.Ident (name, None), Some ty),_,_) :: _ -> + let ty = + List.fold_right + (fun var ty -> Ast.Binder (`Pi,var,ty) + ) params ty + in + name,ty + | (_,(Ast.Ident (name, None), None),_,_) :: _ -> name, Ast.Implicit | _ -> assert false in let body = Ast.Ident (name,None) in - GrafiteAst.Obj (loc, Ast.Theorem(`Definition, name, ty, - Some (Ast.LetRec (ind_kind, defs, body)))) + let flavour = + if List.length defs = 1 then + `Definition + else + `MutualDefinition + in + GrafiteAst.Obj (loc, Ast.Theorem(flavour, name, ty, + Some (Ast.LetRec (ind_kind, defs, body)))) | IDENT "inductive"; spec = inductive_spec -> let (params, ind_types) = spec in GrafiteAst.Obj (loc, Ast.Inductive (params, ind_types)) @@ -567,9 +637,13 @@ EXTEND ind_types in GrafiteAst.Obj (loc, Ast.Inductive (params, ind_types)) - | IDENT "coercion" ; suri = URI ; arity = OPT int -> + | IDENT "coercion" ; suri = URI ; arity = OPT int ; + saturations = OPT int; composites = OPT (IDENT "nocomposites") -> let arity = match arity with None -> 0 | Some x -> x in - GrafiteAst.Coercion (loc, UriManager.uri_of_string suri, true, arity) + let saturations = match saturations with None -> 0 | Some x -> x in + let composites = match composites with None -> true | Some _ -> false in + GrafiteAst.Coercion + (loc, UriManager.uri_of_string suri, composites, arity, saturations) | IDENT "record" ; (params,name,ty,fields) = record_spec -> GrafiteAst.Obj (loc, Ast.Record (params,name,ty,fields)) | IDENT "default" ; what = QSTRING ; uris = LIST1 URI -> @@ -596,9 +670,11 @@ EXTEND ]]; executable: [ [ cmd = grafite_command; SYMBOL "." -> GrafiteAst.Command (loc, cmd) - | tac = tactical; punct = punctuation_tactical -> - GrafiteAst.Tactical (loc, tac, Some punct) - | punct = punctuation_tactical -> GrafiteAst.Tactical (loc, punct, None) + | tac = atomic_tactical LEVEL "loops"; punct = punctuation_tactical -> + GrafiteAst.Tactic (loc, Some tac, punct) + | punct = punctuation_tactical -> GrafiteAst.Tactic (loc, None, punct) + | tac = non_punctuation_tactical; punct = punctuation_tactical -> + GrafiteAst.NonPunctuationTactical (loc, tac, punct) | mac = macro; SYMBOL "." -> GrafiteAst.Macro (loc, mac) ] ]; @@ -616,13 +692,14 @@ EXTEND fun ~include_paths status -> status,LSome (GrafiteAst.Comment (loc, com)) | (iloc,fname,mode) = include_command ; SYMBOL "." -> fun ~include_paths status -> - let buri, fullpath = + let buri, fullpath = DependenciesParser.baseuri_of_script ~include_paths fname in let status = LexiconEngine.eval_command status (LexiconAst.Include (iloc,buri,mode,fullpath)) in + !out fname; status, LSome (GrafiteAst.Executable @@ -630,7 +707,7 @@ EXTEND (loc,GrafiteAst.Include (iloc,buri)))) | scom = lexicon_command ; SYMBOL "." -> fun ~include_paths status -> - let status = LexiconEngine.eval_command status scom in + let status = LexiconEngine.eval_command status scom in status,LNone loc | EOI -> raise End_of_file ]