(* $Id$ *)
-open Printf
+let out = ref ignore
+let set_callback f = out := f
module Ast = CicNotationPt
+exception NoInclusionPerformed of string (* full path *)
+
type 'a localized_option =
LSome of 'a
| LNone of GrafiteAst.loc
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 =
+ ?never_include:bool ->
include_paths:string list ->
LexiconEngine.status ->
LexiconEngine.status * ast_statement localized_option
-let grammar = CicNotationParser.level2_ast_grammar
+type parser_status = {
+ grammar : Grammar.g;
+ term : CicNotationPt.term Grammar.Entry.e;
+ statement : statement Grammar.Entry.e;
+}
+
+let initial_parser () =
+ let grammar = CicNotationParser.level2_ast_grammar () in
+ let term = CicNotationParser.term () in
+ let statement = Grammar.Entry.create grammar "statement" in
+ { grammar = grammar; term = term; statement = statement }
+;;
-let term = CicNotationParser.term
-let statement = Grammar.Entry.create grammar "statement"
+let grafite_parser = ref (initial_parser ())
let add_raw_attribute ~text t = Ast.AttributedTerm (`Raw text, t)
-let default_precedence = 50
let default_associativity = Gramext.NonA
+
+let mk_rec_corec ind_kind defs loc =
+ (* 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
+ | (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
+ 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))))
+type by_continuation =
+ BYC_done
+ | BYC_weproved of CicNotationPt.term * string option * CicNotationPt.term option
+ | BYC_letsuchthat of string * CicNotationPt.term * string * CicNotationPt.term
+ | BYC_wehaveand of string * CicNotationPt.term * string * CicNotationPt.term
+
+let initialize_parser () =
+ (* {{{ parser initialization *)
+ let term = !grafite_parser.term in
+ let statement = !grafite_parser.statement in
+ let let_defs = CicNotationParser.let_defs () in
+ let protected_binder_vars = CicNotationParser.protected_binder_vars () in
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 ] ];
+ tactic_term: [ [ t = term LEVEL "90" -> t ] ];
+ 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 ]
];
reduction_kind: [
[ IDENT "normalize" -> `Normalize
- | IDENT "reduce" -> `Reduce
| IDENT "simplify" -> `Simpl
| IDENT "unfold"; t = OPT tactic_term -> `Unfold t
| IDENT "whd" -> `Whd ]
| 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
]
];
tactic: [
[ IDENT "absurd"; t = tactic_term ->
GrafiteAst.Absurd (loc, t)
+ | IDENT "apply"; IDENT "rule"; t = tactic_term ->
+ GrafiteAst.ApplyRule (loc, t)
| IDENT "apply"; t = tactic_term ->
GrafiteAst.Apply (loc, t)
- | IDENT "applyS"; t = tactic_term ->
- GrafiteAst.ApplyS (loc, t)
+ | IDENT "applyP"; t = tactic_term ->
+ GrafiteAst.ApplyP (loc, t)
+ | IDENT "applyS"; t = tactic_term ; params = auto_params ->
+ GrafiteAst.ApplyS (loc, t, params)
| IDENT "assumption" ->
GrafiteAst.Assumption loc
- | IDENT "auto"; params =
- LIST0 [ i = IDENT -> i,"" | i = IDENT ; SYMBOL "="; v = [ v = int ->
- string_of_int v | v = IDENT -> v ] -> i,v ] ->
- GrafiteAst.Auto (loc,params)
+ | IDENT "autobatch"; params = auto_params ->
+ GrafiteAst.AutoBatch (loc,params)
+ | IDENT "cases"; what = tactic_term;
+ pattern = OPT pattern_spec;
+ specs = intros_spec ->
+ let pattern = match pattern with
+ | None -> None, [], Some Ast.UserInput
+ | Some pattern -> pattern
+ in
+ GrafiteAst.Cases (loc, what, pattern, 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
- 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)
- | IDENT "demodulate" -> GrafiteAst.Demodulate loc
- | IDENT "discriminate"; t = tactic_term ->
- GrafiteAst.Discriminate (loc, t)
- | IDENT "elim"; what = tactic_term; using = using;
- (num, idents) = intros_spec ->
- GrafiteAst.Elim (loc, what, using, num, idents)
+ | IDENT "decompose"; idents = OPT [ "as"; idents = LIST1 new_name -> idents ] ->
+ let idents = match idents with None -> [] | Some idents -> idents in
+ GrafiteAst.Decompose (loc, idents)
+ | IDENT "demodulate"; p = auto_params -> GrafiteAst.Demodulate (loc, p)
+ | IDENT "destruct"; xts = OPT [ ts = tactic_term_list1 -> ts ] ->
+ GrafiteAst.Destruct (loc, xts)
+ | IDENT "elim"; what = tactic_term; using = using;
+ pattern = OPT pattern_spec;
+ ispecs = intros_spec ->
+ let pattern = match pattern with
+ | None -> None, [], Some Ast.UserInput
+ | Some pattern -> pattern
+ in
+ GrafiteAst.Elim (loc, what, using, pattern, ispecs)
| 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" ->
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 "injection"; t = tactic_term ->
- GrafiteAst.Injection (loc, t)
| 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";
to_what = OPT [ "to" ; t = tactic_term_list1 -> t ];
ident = OPT [ "as" ; ident = IDENT -> ident ] ->
let linear = match linear with None -> false | Some _ -> true in
- let to_what = match to_what with None -> [] | Some to_what -> to_what in
+ let to_what = match to_what with None -> [] | Some to_what -> to_what in
GrafiteAst.LApply (loc, linear, depth, to_what, what, ident)
| IDENT "left" -> GrafiteAst.Left loc
| IDENT "letin"; where = IDENT ; SYMBOL <:unicode<def>> ; t = tactic_term ->
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
(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" ->
(* Produzioni Aggiunte *)
| IDENT "assume" ; id = IDENT ; SYMBOL ":" ; t = tactic_term ->
GrafiteAst.Assume (loc, id, t)
- | IDENT "suppose" ; t = tactic_term ; LPAREN ; id = IDENT ; RPAREN ; t1 = OPT [IDENT "that" ; IDENT "is" ; IDENT "equivalent" ; "to " ; t' = tactic_term -> t']->
+ | IDENT "suppose" ; t = tactic_term ; LPAREN ; id = IDENT ; RPAREN ;
+ t1 = OPT [IDENT "that" ; IDENT "is" ; IDENT "equivalent" ; "to" ;
+ t' = tactic_term -> t']->
GrafiteAst.Suppose (loc, t, id, t1)
- | IDENT "by" ; t = [t' = tactic_term -> Some t' | SYMBOL "_" -> None];
+ | "let" ; id1 = IDENT ; SYMBOL ":" ; t1 = tactic_term ;
+ IDENT "such" ; IDENT "that" ; t2=tactic_term ; LPAREN ;
+ id2 = IDENT ; RPAREN ->
+ GrafiteAst.ExistsElim (loc, `Auto ([],[]), id1, t1, id2, t2)
+ | just =
+ [ IDENT "using"; t=tactic_term -> `Term t
+ | params = auto_params -> `Auto params] ;
cont=by_continuation ->
(match cont with
- None -> GrafiteAst.Bydone (loc, t)
- | Some (ty,id,t1) ->
- GrafiteAst.By_term_we_proved(loc, t, ty, id, t1))
- | IDENT "we" ; IDENT "need" ; "to" ; IDENT "prove" ; t = tactic_term ; LPAREN ; id = IDENT ; RPAREN ; t1 = OPT [IDENT "or" ; IDENT "equivalently"; t' = tactic_term -> t']->
+ BYC_done -> GrafiteAst.Bydone (loc, just)
+ | BYC_weproved (ty,id,t1) ->
+ GrafiteAst.By_just_we_proved(loc, just, ty, id, t1)
+ | BYC_letsuchthat (id1,t1,id2,t2) ->
+ GrafiteAst.ExistsElim (loc, just, id1, t1, id2, t2)
+ | BYC_wehaveand (id1,t1,id2,t2) ->
+ GrafiteAst.AndElim (loc, just, 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 ->
GrafiteAst.Thesisbecomes(loc, t)
| IDENT "case" ; id = IDENT ; params=LIST0[LPAREN ; i=IDENT ;
SYMBOL":" ; t=tactic_term ; RPAREN -> i,t] ->
- GrafiteAst.Case(loc,id,params)
- | IDENT "let" ; id = IDENT ; SYMBOL ":" ; t = tactic_term ; IDENT "such" ; IDENT "that" ; t1=tactic_term ->
- GrafiteAst.Let1 (loc, id, t, t1)
- | IDENT "by" ; t=[t'=tactic_term->Some t'|SYMBOL "_"-> None] ; IDENT "we" ; IDENT "have" ; t1=tactic_term ; LPAREN ; id=IDENT ; RPAREN ; IDENT "and" ; t2=tactic_term ; LPAREN ; id1=IDENT ; RPAREN ->
- GrafiteAst.Bywehave (loc, t, t1, id, t2, id1)
- | IDENT "obtain" ; termine=tactic_term ; SYMBOL "=" ; t1=tactic_term ; IDENT "by" ; t2=[ t=tactic_term -> Some t | SYMBOL "_" -> None ] ->
- GrafiteAst.RewritingStep(loc, Some termine, t1, t2)
- | SYMBOL "=" ; t1=tactic_term ; IDENT "by" ; t2=[ t=tactic_term -> Some t | SYMBOL "_" -> None ] ->
- GrafiteAst.RewritingStep(loc, None, t1, t2)
+ GrafiteAst.Case(loc,id,params)
+ (* DO NOT FACTORIZE with the two following, camlp5 sucks*)
+ | IDENT "conclude";
+ termine = tactic_term;
+ SYMBOL "=" ;
+ t1=tactic_term ;
+ t2 =
+ [ IDENT "using"; t=tactic_term -> `Term t
+ | IDENT "using"; IDENT "once"; term=tactic_term -> `SolveWith term
+ | IDENT "proof" -> `Proof
+ | params = auto_params -> `Auto params];
+ cont = rewriting_step_continuation ->
+ GrafiteAst.RewritingStep(loc, Some (None,termine), t1, t2, cont)
+ | IDENT "obtain" ; name = IDENT;
+ termine = tactic_term;
+ SYMBOL "=" ;
+ t1=tactic_term ;
+ t2 =
+ [ IDENT "using"; t=tactic_term -> `Term t
+ | IDENT "using"; IDENT "once"; term=tactic_term -> `SolveWith term
+ | IDENT "proof" -> `Proof
+ | params = auto_params -> `Auto params];
+ cont = rewriting_step_continuation ->
+ GrafiteAst.RewritingStep(loc, Some (Some name,termine), t1, t2, cont)
+ | SYMBOL "=" ;
+ t1=tactic_term ;
+ t2 =
+ [ IDENT "using"; t=tactic_term -> `Term t
+ | IDENT "using"; IDENT "once"; term=tactic_term -> `SolveWith term
+ | IDENT "proof" -> `Proof
+ | params = auto_params -> `Auto params];
+ cont = rewriting_step_continuation ->
+ GrafiteAst.RewritingStep(loc, None, t1, t2, cont)
]
+];
+ auto_fixed_param: [
+ [ IDENT "paramodulation"
+ | IDENT "depth"
+ | IDENT "width"
+ | IDENT "size"
+ | IDENT "timeout"
+ | IDENT "library"
+ | IDENT "type"
+ ]
+];
+ auto_params: [
+ [ params =
+ LIST0 [
+ i = auto_fixed_param -> i,""
+ | i = auto_fixed_param ; SYMBOL "="; v = [ v = int ->
+ string_of_int v | v = IDENT -> v ] -> i,v ];
+ tl = OPT [ IDENT "by"; tl = tactic_term_list1 -> tl] ->
+ (match tl with Some l -> l | None -> []),
+ 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] -> Some (ty,id,t1)
- | IDENT "done" -> None
+ [ WEPROVED; 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)
+ | WEPROVED; ty = tactic_term ; t1 = OPT [IDENT "that" ; IDENT "is" ; IDENT "equivalent" ; "to" ; t2 = tactic_term -> t2] ;
+ "done" -> BYC_weproved (ty,None,t1)
+ | "done" -> BYC_done
+ | "let" ; id1 = IDENT ; SYMBOL ":" ; t1 = tactic_term ;
+ IDENT "such" ; IDENT "that" ; t2=tactic_term ; LPAREN ;
+ id2 = IDENT ; RPAREN -> BYC_letsuchthat (id1,t1,id2,t2)
+ | WEHAVE; t1=tactic_term ; LPAREN ; id1=IDENT ; RPAREN ;"and" ; t2=tactic_term ; LPAREN ; id2=IDENT ; RPAREN ->
+ BYC_wehaveand (id1,t1,id2,t2)
+ ]
+];
+ rewriting_step_continuation : [
+ [ "done" -> true
+ | -> false
]
];
atomic_tactical:
(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";
| IDENT "solve";
SYMBOL "["; tacs = LIST0 SELF SEP SYMBOL "|"; SYMBOL "]"->
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:
| 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: [
| [ IDENT "theorem" ] -> `Theorem
]
];
+ inline_flavour: [
+ [ attr = theorem_flavour -> attr
+ | [ IDENT "axiom" ] -> `Axiom
+ | [ IDENT "mutual" ] -> `MutualDefinition
+ ]
+ ];
inductive_spec: [ [
- fst_name = IDENT; params = LIST0 [ arg=arg -> arg ];
+ fst_name = IDENT;
+ params = LIST0 protected_binder_vars;
SYMBOL ":"; fst_typ = term; SYMBOL <:unicode<def>>; OPT SYMBOL "|";
fst_constructors = LIST0 constructor SEP SYMBOL "|";
tl = OPT [ "with";
] ];
record_spec: [ [
- name = IDENT; params = LIST0 [ arg = arg -> arg ] ;
+ name = IDENT;
+ params = LIST0 protected_binder_vars;
SYMBOL ":"; typ = term; SYMBOL <:unicode<def>>; SYMBOL "{" ;
fields = LIST0 [
name = IDENT ;
- coercion = [ SYMBOL ":" -> false | SYMBOL ":"; SYMBOL ">" -> true ] ;
- ty = term -> (name,ty,coercion)
+ coercion = [
+ SYMBOL ":" -> false,0
+ | SYMBOL ":"; SYMBOL ">" -> true,0
+ | SYMBOL ":"; arity = int ; SYMBOL ">" -> true,arity
+ ];
+ ty = term ->
+ let b,n = coercion in
+ (name,ty,b,n)
] SEP SYMBOL ";"; SYMBOL "}" ->
let params =
List.fold_right
macro: [
[ [ IDENT "check" ]; t = term ->
GrafiteAst.Check (loc, t)
- | [ IDENT "hint" ] -> GrafiteAst.Hint loc
+ | [ IDENT "eval" ]; kind = reduction_kind; "on"; t = tactic_term ->
+ GrafiteAst.Eval (loc, kind, t)
+ | [ IDENT "inline"];
+ style = OPT [ IDENT "procedural"; depth = OPT int -> depth ];
+ suri = QSTRING; prefix = OPT QSTRING;
+ flavour = OPT [ "as"; attr = inline_flavour -> attr ] ->
+ 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, flavour)
+ | [ 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 ->
let alpha = "[a-zA-Z]" in
let num = "[0-9]+" in
let ident_cont = "\\("^alpha^"\\|"^num^"\\|_\\|\\\\\\)" in
- let ident = "\\("^alpha^ident_cont^"*\\|_"^ident_cont^"+\\)" in
+ let decoration = "\\'" in
+ let ident = "\\("^alpha^ident_cont^"*"^decoration^"*\\|_"^ident_cont^"+"^decoration^"*\\)" in
let rex = Str.regexp ("^"^ident^"$") in
if Str.string_match rex id 0 then
if (try ignore (UriManager.uri_of_string uri); true
LexiconAst.Ident_alias (id, uri)
else
raise
- (HExtlib.Localized (loc, CicNotationParser.Parse_error (sprintf "Not a valid uri: %s" uri)))
+ (HExtlib.Localized (loc, CicNotationParser.Parse_error (Printf.sprintf "Not a valid uri: %s" uri)))
else
raise (HExtlib.Localized (loc, CicNotationParser.Parse_error (
- sprintf "Not a valid identifier: %s" id)))
+ Printf.sprintf "Not a valid identifier: %s" id)))
| IDENT "symbol"; symbol = QSTRING;
instance = OPT [ LPAREN; IDENT "instance"; n = int; RPAREN -> n ];
SYMBOL "="; dsc = QSTRING ->
];
notation: [
[ dir = OPT direction; s = QSTRING;
- assoc = OPT associativity; prec = OPT precedence;
+ assoc = OPT associativity; prec = precedence;
IDENT "for";
p2 =
[ blob = UNPARSED_AST ->
- add_raw_attribute ~text:(sprintf "@{%s}" blob)
+ add_raw_attribute ~text:(Printf.sprintf "@{%s}" blob)
(CicNotationParser.parse_level2_ast
(Ulexing.from_utf8_string blob))
| blob = UNPARSED_META ->
- add_raw_attribute ~text:(sprintf "${%s}" blob)
+ add_raw_attribute ~text:(Printf.sprintf "${%s}" blob)
(CicNotationParser.parse_level2_meta
(Ulexing.from_utf8_string blob))
] ->
| None -> default_associativity
| Some assoc -> assoc
in
- let prec =
- match prec with
- | None -> default_precedence
- | Some prec -> prec
- in
let p1 =
add_raw_attribute ~text:s
- (CicNotationParser.parse_level1_pattern
+ (CicNotationParser.parse_level1_pattern prec
(Ulexing.from_utf8_string s))
in
(dir, p1, assoc, prec, p2)
Ast.Theorem (flavour, name, Ast.Implicit, Some body))
| IDENT "axiom"; name = IDENT; SYMBOL ":"; typ = term ->
GrafiteAst.Obj (loc, Ast.Theorem (`Axiom, name, typ, None))
- | "let"; ind_kind = [ "corec" -> `CoInductive | "rec"-> `Inductive ];
- defs = CicNotationParser.let_defs ->
- let name,ty =
- match defs with
- | ((Ast.Ident (name, None), Some ty),_,_) :: _ -> 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))))
+ | LETCOREC ; defs = let_defs ->
+ mk_rec_corec `CoInductive defs loc
+ | LETREC ; defs = let_defs ->
+ mk_rec_corec `Inductive defs loc
| IDENT "inductive"; spec = inductive_spec ->
let (params, ind_types) = spec in
GrafiteAst.Obj (loc, Ast.Inductive (params, ind_types))
ind_types
in
GrafiteAst.Obj (loc, Ast.Inductive (params, ind_types))
- | IDENT "coercion" ; suri = URI ->
- GrafiteAst.Coercion (loc, UriManager.uri_of_string suri, true)
+ | IDENT "coercion" ;
+ t = [ u = URI -> Ast.Uri (u,None) | t = tactic_term ; OPT "with" -> t ] ;
+ arity = OPT int ; saturations = OPT int;
+ composites = OPT (IDENT "nocomposites") ->
+ let arity = match arity with None -> 0 | Some x -> x in
+ let saturations = match saturations with None -> 0 | Some x -> x in
+ let composites = match composites with None -> true | Some _ -> false in
+ GrafiteAst.Coercion
+ (loc, t, composites, arity, saturations)
+ | IDENT "prefer" ; IDENT "coercion"; t = tactic_term ->
+ GrafiteAst.PreferCoercion (loc, t)
+ | IDENT "unification"; IDENT "hint"; t = tactic_term ->
+ GrafiteAst.UnificationHint (loc, t)
| IDENT "record" ; (params,name,ty,fields) = record_spec ->
GrafiteAst.Obj (loc, Ast.Record (params,name,ty,fields))
| IDENT "default" ; what = QSTRING ; uris = LIST1 URI ->
let uris = List.map UriManager.uri_of_string uris in
GrafiteAst.Default (loc,what,uris)
+ | IDENT "relation" ; aeq = tactic_term ; "on" ; a = tactic_term ;
+ refl = OPT [ IDENT "reflexivity" ; IDENT "proved" ; IDENT "by" ;
+ refl = tactic_term -> refl ] ;
+ sym = OPT [ IDENT "symmetry" ; IDENT "proved" ; IDENT "by" ;
+ sym = tactic_term -> sym ] ;
+ trans = OPT [ IDENT "transitivity" ; IDENT "proved" ; IDENT "by" ;
+ trans = tactic_term -> trans ] ;
+ "as" ; id = IDENT ->
+ GrafiteAst.Relation (loc,id,a,aeq,refl,sym,trans)
]];
lexicon_command: [ [
IDENT "alias" ; spec = alias_spec ->
]];
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)
]
];
];
statement: [
[ ex = executable ->
- fun ~include_paths status -> status,LSome(GrafiteAst.Executable (loc,ex))
+ fun ?(never_include=false) ~include_paths status -> status,LSome(GrafiteAst.Executable (loc,ex))
| com = comment ->
- fun ~include_paths status -> status,LSome (GrafiteAst.Comment (loc, com))
+ fun ?(never_include=false) ~include_paths status ->
+ status,LSome (GrafiteAst.Comment (loc, com))
| (iloc,fname,mode) = include_command ; SYMBOL "." ->
- fun ~include_paths status ->
- let buri, fullpath =
- DependenciesParser.baseuri_of_script ~include_paths fname
+ !out fname;
+ fun ?(never_include=false) ~include_paths status ->
+ let _root, buri, fullpath, _rrelpath =
+ Librarian.baseuri_of_script ~include_paths fname
in
let status =
- LexiconEngine.eval_command status
- (LexiconAst.Include (iloc,buri,mode,fullpath))
+ if never_include then raise (NoInclusionPerformed fullpath)
+ else LexiconEngine.eval_command status
+ (LexiconAst.Include (iloc,buri,mode,fullpath))
in
status,
LSome
(loc,GrafiteAst.Command
(loc,GrafiteAst.Include (iloc,buri))))
| scom = lexicon_command ; SYMBOL "." ->
- fun ~include_paths status ->
+ fun ?(never_include=false) ~include_paths status ->
let status = LexiconEngine.eval_command status scom in
status,LNone loc
| EOI -> raise End_of_file
]
];
END
+(* }}} *)
+;;
+
+let _ = initialize_parser () ;;
let exc_located_wrapper f =
try
| Stdpp.Exc_located (_, End_of_file) -> raise End_of_file
| Stdpp.Exc_located (floc, Stream.Error msg) ->
raise (HExtlib.Localized (floc,CicNotationParser.Parse_error msg))
+ | Stdpp.Exc_located (floc, HExtlib.Localized(_,exn)) ->
+ raise
+ (HExtlib.Localized (floc,CicNotationParser.Parse_error (Printexc.to_string exn)))
| Stdpp.Exc_located (floc, exn) ->
raise
(HExtlib.Localized (floc,CicNotationParser.Parse_error (Printexc.to_string exn)))
let parse_statement lexbuf =
exc_located_wrapper
- (fun () -> (Grammar.Entry.parse statement (Obj.magic lexbuf)))
+ (fun () -> (Grammar.Entry.parse !grafite_parser.statement (Obj.magic lexbuf)))
+
+let statement () = !grafite_parser.statement
+
+let history = ref [] ;;
+
+let push () =
+ LexiconSync.push ();
+ history := !grafite_parser :: !history;
+ grafite_parser := initial_parser ();
+ initialize_parser ()
+;;
+
+let pop () =
+ LexiconSync.pop ();
+ match !history with
+ | [] -> assert false
+ | gp :: tail ->
+ grafite_parser := gp;
+ history := tail
+;;
+
+(* vim:set foldmethod=marker: *)
+
+