wenzelm@5823: (*  Title:      Pure/Isar/attrib.ML
wenzelm@5823:     Author:     Markus Wenzel, TU Muenchen
wenzelm@5823: 
wenzelm@18734: Symbolic representation of attributes -- with name and syntax.
wenzelm@5823: *)
wenzelm@5823: 
wenzelm@5823: signature ATTRIB =
wenzelm@5823: sig
wenzelm@27729:   type src = Args.src
haftmann@29581:   type binding = binding * src list
haftmann@28965:   val empty_binding: binding
wenzelm@45584:   val is_empty_binding: binding -> bool
wenzelm@27729:   val print_attributes: theory -> unit
wenzelm@16458:   val intern: theory -> xstring -> string
wenzelm@16458:   val intern_src: theory -> src -> src
wenzelm@21031:   val pretty_attribs: Proof.context -> src list -> Pretty.T list
wenzelm@26891:   val defined: theory -> string -> bool
wenzelm@18734:   val attribute: theory -> src -> attribute
wenzelm@18734:   val attribute_i: theory -> src -> attribute
wenzelm@45390:   val map_specs: ('a list -> 'att list) ->
wenzelm@30759:     (('c * 'a list) * 'b) list -> (('c * 'att list) * 'b) list
wenzelm@45390:   val map_facts: ('a list -> 'att list) ->
wenzelm@17105:     (('c * 'a list) * ('d * 'a list) list) list ->
wenzelm@18905:     (('c * 'att list) * ('d * 'att list) list) list
wenzelm@45390:   val map_facts_refs: ('a list -> 'att list) -> ('b -> 'fact) ->
wenzelm@30759:     (('c * 'a list) * ('b * 'a list) list) list ->
wenzelm@30759:     (('c * 'att list) * ('fact * 'att list) list) list
wenzelm@38330:   val eval_thms: Proof.context -> (Facts.ref * src list) list -> thm list
wenzelm@30525:   val setup: Binding.binding -> attribute context_parser -> string -> theory -> theory
wenzelm@30575:   val attribute_setup: bstring * Position.T -> Symbol_Pos.text * Position.T -> string ->
wenzelm@30575:     theory -> theory
wenzelm@30525:   val add_del: attribute -> attribute -> attribute context_parser
wenzelm@30513:   val thm_sel: Facts.interval list parser
wenzelm@30513:   val thm: thm context_parser
wenzelm@30513:   val thms: thm list context_parser
wenzelm@30513:   val multi_thm: thm list context_parser
wenzelm@45493:   val partial_evaluation: Proof.context ->
wenzelm@45493:     (binding * (thm list * Args.src list) list) list ->
wenzelm@45493:     (binding * (thm list * Args.src list) list) list
wenzelm@45493:   val internal: (morphism -> attribute) -> src
wenzelm@24110:   val print_configs: Proof.context -> unit
wenzelm@42616:   val config_bool: Binding.binding ->
wenzelm@42616:     (Context.generic -> bool) -> bool Config.T * (theory -> theory)
wenzelm@42616:   val config_int: Binding.binding ->
wenzelm@42616:     (Context.generic -> int) -> int Config.T * (theory -> theory)
wenzelm@42616:   val config_real: Binding.binding ->
wenzelm@42616:     (Context.generic -> real) -> real Config.T * (theory -> theory)
wenzelm@42616:   val config_string: Binding.binding ->
wenzelm@42616:     (Context.generic -> string) -> string Config.T * (theory -> theory)
wenzelm@42616:   val setup_config_bool: Binding.binding -> (Context.generic -> bool) -> bool Config.T
wenzelm@42616:   val setup_config_int: Binding.binding -> (Context.generic -> int) -> int Config.T
wenzelm@42616:   val setup_config_string: Binding.binding -> (Context.generic -> string) -> string Config.T
wenzelm@42616:   val setup_config_real: Binding.binding -> (Context.generic -> real) -> real Config.T
wenzelm@5823: end;
wenzelm@5823: 
wenzelm@5823: structure Attrib: ATTRIB =
wenzelm@5823: struct
wenzelm@5823: 
wenzelm@28084: (* source and bindings *)
wenzelm@28084: 
wenzelm@15703: type src = Args.src;
wenzelm@15703: 
haftmann@29581: type binding = binding * src list;
wenzelm@45584: 
haftmann@28965: val empty_binding: binding = (Binding.empty, []);
wenzelm@45584: fun is_empty_binding ((b, srcs): binding) = Binding.is_empty b andalso null srcs;
wenzelm@28084: 
wenzelm@28084: 
wenzelm@27729: 
wenzelm@18734: (** named attributes **)
wenzelm@18636: 
wenzelm@18734: (* theory data *)
wenzelm@5823: 
wenzelm@33522: structure Attributes = Theory_Data
wenzelm@22846: (
wenzelm@33095:   type T = ((src -> attribute) * string) Name_Space.table;
wenzelm@33159:   val empty : T = Name_Space.empty_table "attribute";
wenzelm@16458:   val extend = I;
wenzelm@33522:   fun merge data : T = Name_Space.merge_tables data;
wenzelm@22846: );
wenzelm@5823: 
wenzelm@22846: fun print_attributes thy =
wenzelm@22846:   let
wenzelm@42360:     val ctxt = Proof_Context.init_global thy;
wenzelm@24110:     val attribs = Attributes.get thy;
wenzelm@42813:     fun prt_attr (name, (_, "")) = Pretty.str name
wenzelm@42813:       | prt_attr (name, (_, comment)) =
wenzelm@42813:           Pretty.block [Pretty.str (name ^ ":"), Pretty.brk 2, Pretty.str comment];
wenzelm@22846:   in
wenzelm@42358:     [Pretty.big_list "attributes:" (map prt_attr (Name_Space.extern_table ctxt attribs))]
wenzelm@22846:     |> Pretty.chunks |> Pretty.writeln
wenzelm@22846:   end;
wenzelm@7611: 
wenzelm@33092: fun add_attribute name att comment thy = thy
wenzelm@42375:   |> Attributes.map
wenzelm@42375:     (Name_Space.define (Proof_Context.init_global thy) true (Sign.naming_of thy)
wenzelm@42375:       (name, (att, comment)) #> snd);
wenzelm@31306: 
wenzelm@5823: 
wenzelm@21031: (* name space *)
wenzelm@15703: 
wenzelm@33095: val intern = Name_Space.intern o #1 o Attributes.get;
wenzelm@15703: val intern_src = Args.map_name o intern;
wenzelm@15703: 
wenzelm@42360: fun extern ctxt = Name_Space.extern ctxt (#1 (Attributes.get (Proof_Context.theory_of ctxt)));
wenzelm@21031: 
wenzelm@21031: 
wenzelm@21031: (* pretty printing *)
wenzelm@21031: 
wenzelm@21031: fun pretty_attribs _ [] = []
wenzelm@21031:   | pretty_attribs ctxt srcs =
wenzelm@38329:       [Pretty.enum "," "[" "]" (map (Args.pretty_src ctxt o Args.map_name (extern ctxt)) srcs)];
wenzelm@21031: 
wenzelm@15703: 
wenzelm@18734: (* get attributes *)
wenzelm@5823: 
wenzelm@26891: val defined = Symtab.defined o #2 o Attributes.get;
wenzelm@26891: 
wenzelm@18734: fun attribute_i thy =
wenzelm@5823:   let
wenzelm@42380:     val (space, tab) = Attributes.get thy;
wenzelm@5879:     fun attr src =
wenzelm@16344:       let val ((name, _), pos) = Args.dest_src src in
wenzelm@42380:         (case Symtab.lookup tab name of
skalberg@15531:           NONE => error ("Unknown attribute: " ^ quote name ^ Position.str_of pos)
wenzelm@42380:         | SOME (att, _) => (Position.report pos (Name_Space.markup space name); att src))
wenzelm@5823:       end;
wenzelm@5823:   in attr end;
wenzelm@5823: 
wenzelm@18734: fun attribute thy = attribute_i thy o intern_src thy;
wenzelm@18636: 
wenzelm@5823: 
wenzelm@17105: (* attributed declarations *)
wenzelm@17105: 
wenzelm@45390: fun map_specs f = map (apfst (apsnd f));
wenzelm@30759: 
wenzelm@45390: fun map_facts f = map (apfst (apsnd f) o apsnd (map (apsnd f)));
wenzelm@30759: fun map_facts_refs f g = map_facts f #> map (apsnd (map (apfst g)));
wenzelm@17105: 
wenzelm@17105: 
wenzelm@38330: (* fact expressions *)
wenzelm@38330: 
wenzelm@38330: fun eval_thms ctxt srcs = ctxt
wenzelm@42360:   |> Proof_Context.note_thmss ""
wenzelm@45390:     (map_facts_refs (map (attribute (Proof_Context.theory_of ctxt))) (Proof_Context.get_fact ctxt)
wenzelm@38330:       [((Binding.empty, []), srcs)])
wenzelm@38330:   |> fst |> maps snd;
wenzelm@38330: 
wenzelm@38330: 
wenzelm@30525: (* attribute setup *)
wenzelm@30525: 
wenzelm@31306: fun syntax scan = Args.syntax "attribute" scan;
wenzelm@30525: 
wenzelm@31306: fun setup name scan =
wenzelm@31306:   add_attribute name
wenzelm@31306:     (fn src => fn (ctxt, th) => let val (a, ctxt') = syntax scan src ctxt in a (ctxt', th) end);
wenzelm@5879: 
wenzelm@30525: fun attribute_setup name (txt, pos) cmt =
wenzelm@30525:   Context.theory_map (ML_Context.expression pos
wenzelm@30525:     "val (name, scan, comment): binding * attribute context_parser * string"
wenzelm@30525:     "Context.map_theory (Attrib.setup name scan comment)"
wenzelm@37198:     (ML_Lex.read Position.none ("(" ^ ML_Syntax.make_binding name ^ ", ") @
wenzelm@37198:       ML_Lex.read pos txt @
wenzelm@37198:       ML_Lex.read Position.none (", " ^ ML_Syntax.print_string cmt ^ ")")));
wenzelm@30525: 
wenzelm@30525: 
wenzelm@31305: (* add/del syntax *)
wenzelm@5823: 
wenzelm@31305: fun add_del add del = Scan.lift (Args.add >> K add || Args.del >> K del || Scan.succeed add);
wenzelm@5879: 
wenzelm@5879: 
wenzelm@25983: 
wenzelm@25983: (** parsing attributed theorems **)
wenzelm@5879: 
wenzelm@36950: val thm_sel = Parse.$$$ "(" |-- Parse.list1
wenzelm@36950:  (Parse.nat --| Parse.minus -- Parse.nat >> Facts.FromTo ||
wenzelm@36950:   Parse.nat --| Parse.minus >> Facts.From ||
wenzelm@36950:   Parse.nat >> Facts.Single) --| Parse.$$$ ")";
wenzelm@27812: 
wenzelm@18636: local
wenzelm@18636: 
wenzelm@21698: val fact_name = Args.internal_fact >> K "<fact>" || Args.name;
wenzelm@21698: 
wenzelm@26336: fun gen_thm pick = Scan.depend (fn context =>
wenzelm@26336:   let
wenzelm@26336:     val thy = Context.theory_of context;
wenzelm@42360:     val get = Context.cases (Global_Theory.get_fact context) Proof_Context.get_fact context;
wenzelm@26361:     val get_fact = get o Facts.Fact;
wenzelm@27820:     fun get_named pos name = get (Facts.Named ((name, pos), NONE));
wenzelm@26336:   in
wenzelm@36950:     Parse.$$$ "[" |-- Args.attribs (intern thy) --| Parse.$$$ "]" >> (fn srcs =>
wenzelm@24008:       let
wenzelm@26336:         val atts = map (attribute_i thy) srcs;
wenzelm@45375:         val (context', th') =
wenzelm@45375:           Library.apply (map Thm.apply_attribute atts) (context, Drule.dummy_thm);
wenzelm@26336:       in (context', pick "" [th']) end)
wenzelm@26336:     ||
wenzelm@26336:     (Scan.ahead Args.alt_name -- Args.named_fact get_fact
wenzelm@27820:       >> (fn (s, fact) => ("", Facts.Fact s, fact)) ||
wenzelm@36950:      Scan.ahead (Parse.position fact_name) :|-- (fn (name, pos) =>
wenzelm@27820:       Args.named_fact (get_named pos) -- Scan.option thm_sel
wenzelm@27820:         >> (fn (fact, sel) => (name, Facts.Named ((name, pos), sel), fact))))
wenzelm@26336:     -- Args.opt_attribs (intern thy) >> (fn ((name, thmref, fact), srcs) =>
wenzelm@26336:       let
wenzelm@26336:         val ths = Facts.select thmref fact;
wenzelm@26336:         val atts = map (attribute_i thy) srcs;
wenzelm@45375:         val (context', ths') =
wenzelm@45375:           Library.foldl_map (Library.apply (map Thm.apply_attribute atts)) (context, ths);
wenzelm@26336:       in (context', pick name ths') end)
wenzelm@26336:   end);
berghofe@15456: 
wenzelm@18636: in
wenzelm@18636: 
wenzelm@26336: val thm = gen_thm Facts.the_single;
wenzelm@18998: val multi_thm = gen_thm (K I);
wenzelm@19482: val thms = Scan.repeat multi_thm >> flat;
wenzelm@18636: 
wenzelm@18636: end;
wenzelm@18636: 
wenzelm@5823: 
wenzelm@5879: 
wenzelm@45586: (** partial evaluation -- observing rule/declaration/mixed attributes **)
wenzelm@45493: 
wenzelm@45493: local
wenzelm@45526: 
wenzelm@45586: val strict_eq_thm = op = o pairself Thm.rep_thm;
wenzelm@45493: 
wenzelm@45493: fun apply_att src (context, th) =
wenzelm@45526:   let
wenzelm@45526:     val src1 = Args.assignable src;
wenzelm@45526:     val result = attribute_i (Context.theory_of context) src1 (context, th);
wenzelm@45526:     val src2 = Args.closure src1;
wenzelm@45526:   in (src2, result) end;
wenzelm@45493: 
wenzelm@45527: fun err msg src =
wenzelm@45527:   let val ((name, _), pos) = Args.dest_src src
wenzelm@45527:   in error (msg ^ " " ^ quote name ^ Position.str_of pos) end;
wenzelm@45527: 
wenzelm@45527: fun eval src ((th, dyn), (decls, context)) =
wenzelm@45527:   (case (apply_att src (context, th), dyn) of
wenzelm@45527:     ((_, (NONE, SOME th')), NONE) => ((th', NONE), (decls, context))
wenzelm@45527:   | ((_, (NONE, SOME _)), SOME _) => err "Mixed dynamic attribute followed by static rule" src
wenzelm@45527:   | ((src', (SOME context', NONE)), NONE) =>
wenzelm@45493:       let
wenzelm@45493:         val decls' =
wenzelm@45493:           (case decls of
wenzelm@45526:             [] => [(th, [src'])]
wenzelm@45493:           | (th2, srcs2) :: rest =>
wenzelm@45586:               if strict_eq_thm (th, th2)
wenzelm@45526:               then ((th2, src' :: srcs2) :: rest)
wenzelm@45526:               else (th, [src']) :: (th2, srcs2) :: rest);
wenzelm@45527:       in ((th, NONE), (decls', context')) end
wenzelm@45527:   | ((src', (opt_context', opt_th')), _) =>
wenzelm@45527:       let
wenzelm@45527:         val context' = the_default context opt_context';
wenzelm@45527:         val th' = the_default th opt_th';
wenzelm@45527:         val dyn' =
wenzelm@45527:           (case dyn of
wenzelm@45527:             NONE => SOME (th, [src'])
wenzelm@45527:           | SOME (dyn_th, srcs) => SOME (dyn_th, src' :: srcs));
wenzelm@45527:       in ((th', dyn'), (decls, context')) end);
wenzelm@45493: 
wenzelm@45493: in
wenzelm@45493: 
wenzelm@45493: fun partial_evaluation ctxt facts =
wenzelm@45586:   (facts, Context.Proof (Context_Position.set_visible false ctxt)) |->
wenzelm@45586:     fold_map (fn ((b, more_atts), fact) => fn context =>
wenzelm@45586:       let
wenzelm@45586:         val (fact', (decls, context')) =
wenzelm@45586:           (fact, ([], context)) |-> fold_map (fn (ths, atts) => fn res1 =>
wenzelm@45586:             (ths, res1) |-> fold_map (fn th => fn res2 =>
wenzelm@45586:               let
wenzelm@45586:                 val ((th', dyn'), res3) = fold eval (atts @ more_atts) ((th, NONE), res2);
wenzelm@45586:                 val th_atts' =
wenzelm@45586:                   (case dyn' of
wenzelm@45586:                     NONE => (th', [])
wenzelm@45586:                   | SOME (dyn_th', atts') => (dyn_th', rev atts'));
wenzelm@45586:               in (th_atts', res3) end))
wenzelm@45586:           |>> flat;
wenzelm@45586:         val decls' = rev (map (apsnd rev) decls);
wenzelm@45586:         val facts' =
wenzelm@45586:           if eq_list (eq_fst strict_eq_thm) (decls', fact') then
wenzelm@45586:             [((b, []), map2 (fn (th, atts1) => fn (_, atts2) => (th, atts1 @ atts2)) decls' fact')]
wenzelm@45619:           else if null decls' then [((b, []), fact')]
wenzelm@45586:           else [(empty_binding, decls'), ((b, []), fact')];
wenzelm@45586:       in (facts', context') end)
wenzelm@45586:   |> fst |> flat |> map (apsnd (map (apfst single)));
wenzelm@45493: 
wenzelm@45493: end;
wenzelm@45493: 
wenzelm@45493: 
wenzelm@45493: 
wenzelm@25983: (** basic attributes **)
wenzelm@25983: 
wenzelm@25983: (* internal *)
wenzelm@25983: 
wenzelm@36959: fun internal att = Args.src (("Pure.attribute", [Token.mk_attribute att]), Position.none);
wenzelm@25983: 
wenzelm@25983: 
wenzelm@25983: (* rule composition *)
wenzelm@25983: 
wenzelm@25983: val COMP_att =
wenzelm@36950:   Scan.lift (Scan.optional (Args.bracks Parse.nat) 1) -- thm
wenzelm@31305:     >> (fn (i, B) => Thm.rule_attribute (fn _ => fn A => Drule.compose_single (A, i, B)));
wenzelm@25983: 
wenzelm@25983: val THEN_att =
wenzelm@36950:   Scan.lift (Scan.optional (Args.bracks Parse.nat) 1) -- thm
wenzelm@31305:     >> (fn (i, B) => Thm.rule_attribute (fn _ => fn A => A RSN (i, B)));
wenzelm@25983: 
wenzelm@25983: val OF_att =
wenzelm@31305:   thms >> (fn Bs => Thm.rule_attribute (fn _ => fn A => Bs MRS A));
wenzelm@25983: 
wenzelm@25983: 
wenzelm@25983: (* rename_abs *)
wenzelm@25983: 
wenzelm@45375: val rename_abs =
wenzelm@45375:   Scan.repeat (Args.maybe Args.name)
wenzelm@45375:   >> (fn args => Thm.rule_attribute (K (Drule.rename_bvars' args)));
wenzelm@25983: 
wenzelm@25983: 
wenzelm@25983: (* unfold / fold definitions *)
wenzelm@25983: 
wenzelm@25983: fun unfolded_syntax rule =
wenzelm@31305:   thms >> (fn ths => Thm.rule_attribute (fn context => rule (Context.proof_of context) ths));
wenzelm@25983: 
wenzelm@35624: val unfolded = unfolded_syntax Local_Defs.unfold;
wenzelm@35624: val folded = unfolded_syntax Local_Defs.fold;
wenzelm@25983: 
wenzelm@25983: 
wenzelm@25983: (* rule format *)
wenzelm@25983: 
wenzelm@31305: val rule_format = Args.mode "no_asm"
wenzelm@35625:   >> (fn true => Object_Logic.rule_format_no_asm | false => Object_Logic.rule_format);
wenzelm@25983: 
wenzelm@31305: val elim_format = Thm.rule_attribute (K Tactic.make_elim);
wenzelm@25983: 
wenzelm@25983: 
nipkow@44046: (* case names *)
nipkow@44046: 
wenzelm@45375: val case_names =
wenzelm@45375:   Scan.repeat1 (Args.name --
wenzelm@45375:     Scan.optional (Parse.$$$ "[" |-- Scan.repeat1 (Args.maybe Args.name) --| Parse.$$$ "]") []) >>
wenzelm@45375:   (fn cs =>
wenzelm@45375:     Rule_Cases.cases_hyp_names (map fst cs)
wenzelm@45375:       (map (map (the_default Rule_Cases.case_hypsN) o snd) cs));
wenzelm@44053: 
nipkow@44046: 
wenzelm@25983: (* misc rules *)
wenzelm@25983: 
wenzelm@31305: val no_vars = Thm.rule_attribute (fn context => fn th =>
wenzelm@26715:   let
wenzelm@26715:     val ctxt = Variable.set_body false (Context.proof_of context);
wenzelm@31794:     val ((_, [th']), _) = Variable.import true [th] ctxt;
wenzelm@31305:   in th' end);
wenzelm@25983: 
wenzelm@25983: val eta_long =
wenzelm@31305:   Thm.rule_attribute (K (Conv.fconv_rule Drule.eta_long_conversion));
wenzelm@25983: 
wenzelm@36950: val rotated = Scan.optional Parse.int 1 >> (fn n => Thm.rule_attribute (K (rotate_prems n)));
berghofe@29690: 
wenzelm@25983: 
wenzelm@25983: (* theory setup *)
wenzelm@5823: 
wenzelm@26463: val _ = Context.>> (Context.map_theory
wenzelm@31305:  (setup (Binding.name "attribute") (Scan.lift Args.internal_attribute >> Morphism.form)
wenzelm@31305:     "internal attribute" #>
wenzelm@31305:   setup (Binding.name "tagged") (Scan.lift (Args.name -- Args.name) >> Thm.tag) "tagged theorem" #>
wenzelm@31305:   setup (Binding.name "untagged") (Scan.lift Args.name >> Thm.untag) "untagged theorem" #>
wenzelm@31305:   setup (Binding.name "kind") (Scan.lift Args.name >> Thm.kind) "theorem kind" #>
wenzelm@31305:   setup (Binding.name "COMP") COMP_att "direct composition with rules (no lifting)" #>
wenzelm@31305:   setup (Binding.name "THEN") THEN_att "resolution with rule" #>
wenzelm@31305:   setup (Binding.name "OF") OF_att "rule applied to facts" #>
wenzelm@31305:   setup (Binding.name "rename_abs") (Scan.lift rename_abs)
wenzelm@31305:     "rename bound variables in abstractions" #>
wenzelm@31305:   setup (Binding.name "unfolded") unfolded "unfolded definitions" #>
wenzelm@31305:   setup (Binding.name "folded") folded "folded definitions" #>
wenzelm@36950:   setup (Binding.name "consumes") (Scan.lift (Scan.optional Parse.nat 1) >> Rule_Cases.consumes)
wenzelm@31305:     "number of consumed facts" #>
wenzelm@36950:   setup (Binding.name "constraints") (Scan.lift Parse.nat >> Rule_Cases.constraints)
berghofe@34986:     "number of equality constraints" #>
wenzelm@45375:   setup (Binding.name "case_names") (Scan.lift case_names) "named rule cases" #>
wenzelm@31305:   setup (Binding.name "case_conclusion")
wenzelm@33368:     (Scan.lift (Args.name -- Scan.repeat Args.name) >> Rule_Cases.case_conclusion)
wenzelm@31305:     "named conclusion of rule cases" #>
wenzelm@31305:   setup (Binding.name "params")
wenzelm@36950:     (Scan.lift (Parse.and_list1 (Scan.repeat Args.name)) >> Rule_Cases.params)
wenzelm@31305:     "named rule parameters" #>
wenzelm@35021:   setup (Binding.name "standard") (Scan.succeed (Thm.rule_attribute (K Drule.export_without_context)))
wenzelm@31305:     "result put into standard form (legacy)" #>
wenzelm@31305:   setup (Binding.name "rule_format") rule_format "result put into canonical rule format" #>
wenzelm@31305:   setup (Binding.name "elim_format") (Scan.succeed elim_format)
wenzelm@31305:     "destruct rule turned into elimination rule format" #>
wenzelm@31305:   setup (Binding.name "no_vars") (Scan.succeed no_vars) "frozen schematic vars" #>
wenzelm@31305:   setup (Binding.name "eta_long") (Scan.succeed eta_long)
wenzelm@31305:     "put theorem into eta long beta normal form" #>
wenzelm@35625:   setup (Binding.name "atomize") (Scan.succeed Object_Logic.declare_atomize)
wenzelm@31305:     "declaration of atomize rule" #>
wenzelm@35625:   setup (Binding.name "rulify") (Scan.succeed Object_Logic.declare_rulify)
wenzelm@31305:     "declaration of rulify rule" #>
wenzelm@31305:   setup (Binding.name "rotated") (Scan.lift rotated) "rotated theorem premises" #>
wenzelm@35624:   setup (Binding.name "defn") (add_del Local_Defs.defn_add Local_Defs.defn_del)
wenzelm@31305:     "declaration of definitional transformations" #>
wenzelm@31305:   setup (Binding.name "abs_def") (Scan.succeed (Thm.rule_attribute (K Drule.abs_def)))
wenzelm@31305:     "abstract over free variables of a definition"));
wenzelm@8633: 
wenzelm@5823: 
wenzelm@5823: 
wenzelm@24110: (** configuration options **)
wenzelm@24110: 
wenzelm@24110: (* naming *)
wenzelm@24110: 
wenzelm@33522: structure Configs = Theory_Data
wenzelm@24713: (
wenzelm@39163:   type T = Config.raw Symtab.table;
wenzelm@24110:   val empty = Symtab.empty;
wenzelm@24110:   val extend = I;
wenzelm@33522:   fun merge data = Symtab.merge (K true) data;
wenzelm@24713: );
wenzelm@5823: 
wenzelm@24110: fun print_configs ctxt =
wenzelm@24110:   let
wenzelm@42360:     val thy = Proof_Context.theory_of ctxt;
wenzelm@24110:     fun prt (name, config) =
wenzelm@24110:       let val value = Config.get ctxt config in
wenzelm@24110:         Pretty.block [Pretty.str (name ^ ": " ^ Config.print_type value ^ " ="), Pretty.brk 1,
wenzelm@24110:           Pretty.str (Config.print_value value)]
wenzelm@24110:       end;
wenzelm@42358:     val configs = Name_Space.extern_table ctxt (#1 (Attributes.get thy), Configs.get thy);
wenzelm@24110:   in Pretty.writeln (Pretty.big_list "configuration options" (map prt configs)) end;
wenzelm@24110: 
wenzelm@24110: 
wenzelm@24110: (* concrete syntax *)
wenzelm@23988: 
wenzelm@24003: local
wenzelm@24003: 
wenzelm@36950: val equals = Parse.$$$ "=";
wenzelm@24003: 
wenzelm@24110: fun scan_value (Config.Bool _) =
wenzelm@24110:       equals -- Args.$$$ "false" >> K (Config.Bool false) ||
wenzelm@24110:       equals -- Args.$$$ "true" >> K (Config.Bool true) ||
wenzelm@24110:       Scan.succeed (Config.Bool true)
wenzelm@36950:   | scan_value (Config.Int _) = equals |-- Parse.int >> Config.Int
wenzelm@40291:   | scan_value (Config.Real _) = equals |-- Parse.real >> Config.Real
wenzelm@24110:   | scan_value (Config.String _) = equals |-- Args.name >> Config.String;
wenzelm@24003: 
wenzelm@24110: fun scan_config thy config =
wenzelm@36787:   let val config_type = Config.get_global thy config
wenzelm@24110:   in scan_value config_type >> (K o Thm.declaration_attribute o K o Config.put_generic config) end;
wenzelm@24003: 
wenzelm@42616: fun register binding config thy =
wenzelm@42616:   let val name = Sign.full_name thy binding in
wenzelm@24126:     thy
wenzelm@42616:     |> setup binding (Scan.lift (scan_config thy config) >> Morphism.form) "configuration option"
wenzelm@24126:     |> Configs.map (Symtab.update (name, config))
wenzelm@24126:   end;
wenzelm@24110: 
wenzelm@42808: fun declare make coerce binding default =
wenzelm@24110:   let
wenzelm@42616:     val name = Binding.name_of binding;
wenzelm@42808:     val config_value = Config.declare_generic {global = false} name (make o default);
wenzelm@24110:     val config = coerce config_value;
wenzelm@42616:   in (config, register binding config_value) end;
wenzelm@42616: 
wenzelm@42616: in
wenzelm@42616: 
wenzelm@42808: val config_bool = declare Config.Bool Config.bool;
wenzelm@42808: val config_int = declare Config.Int Config.int;
wenzelm@42808: val config_real = declare Config.Real Config.real;
wenzelm@42808: val config_string = declare Config.String Config.string;
wenzelm@42616: 
wenzelm@42616: fun register_config config = register (Binding.name (Config.name_of config)) config;
wenzelm@42616: 
wenzelm@42616: end;
wenzelm@24110: 
wenzelm@42616: 
wenzelm@42616: (* implicit setup *)
wenzelm@42616: 
wenzelm@42616: local
wenzelm@24110: 
wenzelm@42616: fun setup_config declare_config binding default =
wenzelm@42616:   let
wenzelm@42616:     val (config, setup) = declare_config binding default;
wenzelm@42616:     val _ = Context.>> (Context.map_theory setup);
wenzelm@42616:   in config end;
wenzelm@42616: 
wenzelm@42616: in
wenzelm@42616: 
wenzelm@42616: val setup_config_bool = setup_config config_bool;
wenzelm@42616: val setup_config_int = setup_config config_int;
wenzelm@42616: val setup_config_string = setup_config config_string;
wenzelm@42616: val setup_config_real = setup_config config_real;
wenzelm@24003: 
wenzelm@24003: end;
wenzelm@23988: 
wenzelm@23988: 
wenzelm@18636: (* theory setup *)
wenzelm@5823: 
wenzelm@26463: val _ = Context.>> (Context.map_theory
wenzelm@42277:  (register_config Ast.trace_raw #>
wenzelm@43347:   register_config Ast.stats_raw #>
wenzelm@42289:   register_config Printer.show_brackets_raw #>
wenzelm@42289:   register_config Printer.show_sorts_raw #>
wenzelm@42289:   register_config Printer.show_types_raw #>
wenzelm@42289:   register_config Printer.show_structs_raw #>
wenzelm@42289:   register_config Printer.show_question_marks_raw #>
wenzelm@46512:   register_config Syntax.ambiguity_warning_raw #>
wenzelm@46506:   register_config Syntax.ambiguity_limit_raw #>
wenzelm@42284:   register_config Syntax_Trans.eta_contract_raw #>
wenzelm@42669:   register_config Name_Space.names_long_raw #>
wenzelm@42669:   register_config Name_Space.names_short_raw #>
wenzelm@42669:   register_config Name_Space.names_unique_raw #>
wenzelm@41375:   register_config ML_Context.trace_raw #>
wenzelm@42360:   register_config Proof_Context.show_abbrevs_raw #>
wenzelm@39163:   register_config Goal_Display.goals_limit_raw #>
wenzelm@39163:   register_config Goal_Display.show_main_goal_raw #>
wenzelm@39163:   register_config Goal_Display.show_consts_raw #>
wenzelm@39166:   register_config Display.show_hyps_raw #>
wenzelm@39166:   register_config Display.show_tags_raw #>
wenzelm@39163:   register_config Unify.trace_bound_raw #>
wenzelm@39163:   register_config Unify.search_bound_raw #>
wenzelm@39163:   register_config Unify.trace_simp_raw #>
wenzelm@39163:   register_config Unify.trace_types_raw #>
wenzelm@41228:   register_config Raw_Simplifier.simp_depth_limit_raw #>
wenzelm@41228:   register_config Raw_Simplifier.simp_trace_depth_limit_raw #>
wenzelm@41228:   register_config Raw_Simplifier.simp_debug_raw #>
wenzelm@41228:   register_config Raw_Simplifier.simp_trace_raw));
wenzelm@5823: 
wenzelm@5823: end;