src/Pure/Isar/attrib.ML
author wenzelm
Sat May 14 18:29:06 2011 +0200 (2011-05-14)
changeset 42808 30870aee8a3f
parent 42669 04dfffda5671
child 42813 6c841fa92fa2
permissions -rw-r--r--
discontinued global config options within attribute name space;
wenzelm@5823
     1
(*  Title:      Pure/Isar/attrib.ML
wenzelm@5823
     2
    Author:     Markus Wenzel, TU Muenchen
wenzelm@5823
     3
wenzelm@18734
     4
Symbolic representation of attributes -- with name and syntax.
wenzelm@5823
     5
*)
wenzelm@5823
     6
wenzelm@5823
     7
signature ATTRIB =
wenzelm@5823
     8
sig
wenzelm@27729
     9
  type src = Args.src
haftmann@29581
    10
  type binding = binding * src list
haftmann@28965
    11
  val empty_binding: binding
wenzelm@27729
    12
  val print_attributes: theory -> unit
wenzelm@16458
    13
  val intern: theory -> xstring -> string
wenzelm@16458
    14
  val intern_src: theory -> src -> src
wenzelm@21031
    15
  val pretty_attribs: Proof.context -> src list -> Pretty.T list
wenzelm@26891
    16
  val defined: theory -> string -> bool
wenzelm@18734
    17
  val attribute: theory -> src -> attribute
wenzelm@18734
    18
  val attribute_i: theory -> src -> attribute
wenzelm@18905
    19
  val map_specs: ('a -> 'att) ->
wenzelm@30759
    20
    (('c * 'a list) * 'b) list -> (('c * 'att list) * 'b) list
wenzelm@18905
    21
  val map_facts: ('a -> 'att) ->
wenzelm@17105
    22
    (('c * 'a list) * ('d * 'a list) list) list ->
wenzelm@18905
    23
    (('c * 'att list) * ('d * 'att list) list) list
wenzelm@30759
    24
  val map_facts_refs: ('a -> 'att) -> ('b -> 'fact) ->
wenzelm@30759
    25
    (('c * 'a list) * ('b * 'a list) list) list ->
wenzelm@30759
    26
    (('c * 'att list) * ('fact * 'att list) list) list
wenzelm@38330
    27
  val eval_thms: Proof.context -> (Facts.ref * src list) list -> thm list
wenzelm@20289
    28
  val crude_closure: Proof.context -> src -> src
wenzelm@30525
    29
  val setup: Binding.binding -> attribute context_parser -> string -> theory -> theory
wenzelm@30575
    30
  val attribute_setup: bstring * Position.T -> Symbol_Pos.text * Position.T -> string ->
wenzelm@30575
    31
    theory -> theory
wenzelm@30525
    32
  val add_del: attribute -> attribute -> attribute context_parser
wenzelm@30513
    33
  val thm_sel: Facts.interval list parser
wenzelm@30513
    34
  val thm: thm context_parser
wenzelm@30513
    35
  val thms: thm list context_parser
wenzelm@30513
    36
  val multi_thm: thm list context_parser
wenzelm@24110
    37
  val print_configs: Proof.context -> unit
wenzelm@25983
    38
  val internal: (morphism -> attribute) -> src
wenzelm@42616
    39
  val config_bool: Binding.binding ->
wenzelm@42616
    40
    (Context.generic -> bool) -> bool Config.T * (theory -> theory)
wenzelm@42616
    41
  val config_int: Binding.binding ->
wenzelm@42616
    42
    (Context.generic -> int) -> int Config.T * (theory -> theory)
wenzelm@42616
    43
  val config_real: Binding.binding ->
wenzelm@42616
    44
    (Context.generic -> real) -> real Config.T * (theory -> theory)
wenzelm@42616
    45
  val config_string: Binding.binding ->
wenzelm@42616
    46
    (Context.generic -> string) -> string Config.T * (theory -> theory)
wenzelm@42616
    47
  val setup_config_bool: Binding.binding -> (Context.generic -> bool) -> bool Config.T
wenzelm@42616
    48
  val setup_config_int: Binding.binding -> (Context.generic -> int) -> int Config.T
wenzelm@42616
    49
  val setup_config_string: Binding.binding -> (Context.generic -> string) -> string Config.T
wenzelm@42616
    50
  val setup_config_real: Binding.binding -> (Context.generic -> real) -> real Config.T
wenzelm@5823
    51
end;
wenzelm@5823
    52
wenzelm@5823
    53
structure Attrib: ATTRIB =
wenzelm@5823
    54
struct
wenzelm@5823
    55
wenzelm@28084
    56
(* source and bindings *)
wenzelm@28084
    57
wenzelm@15703
    58
type src = Args.src;
wenzelm@15703
    59
haftmann@29581
    60
type binding = binding * src list;
haftmann@28965
    61
val empty_binding: binding = (Binding.empty, []);
wenzelm@28084
    62
wenzelm@28084
    63
wenzelm@27729
    64
wenzelm@18734
    65
(** named attributes **)
wenzelm@18636
    66
wenzelm@18734
    67
(* theory data *)
wenzelm@5823
    68
wenzelm@33522
    69
structure Attributes = Theory_Data
wenzelm@22846
    70
(
wenzelm@33095
    71
  type T = ((src -> attribute) * string) Name_Space.table;
wenzelm@33159
    72
  val empty : T = Name_Space.empty_table "attribute";
wenzelm@16458
    73
  val extend = I;
wenzelm@33522
    74
  fun merge data : T = Name_Space.merge_tables data;
wenzelm@22846
    75
);
wenzelm@5823
    76
wenzelm@22846
    77
fun print_attributes thy =
wenzelm@22846
    78
  let
wenzelm@42360
    79
    val ctxt = Proof_Context.init_global thy;
wenzelm@24110
    80
    val attribs = Attributes.get thy;
wenzelm@33092
    81
    fun prt_attr (name, (_, comment)) = Pretty.block
wenzelm@22846
    82
      [Pretty.str (name ^ ":"), Pretty.brk 2, Pretty.str comment];
wenzelm@22846
    83
  in
wenzelm@42358
    84
    [Pretty.big_list "attributes:" (map prt_attr (Name_Space.extern_table ctxt attribs))]
wenzelm@22846
    85
    |> Pretty.chunks |> Pretty.writeln
wenzelm@22846
    86
  end;
wenzelm@7611
    87
wenzelm@33092
    88
fun add_attribute name att comment thy = thy
wenzelm@42375
    89
  |> Attributes.map
wenzelm@42375
    90
    (Name_Space.define (Proof_Context.init_global thy) true (Sign.naming_of thy)
wenzelm@42375
    91
      (name, (att, comment)) #> snd);
wenzelm@31306
    92
wenzelm@5823
    93
wenzelm@21031
    94
(* name space *)
wenzelm@15703
    95
wenzelm@33095
    96
val intern = Name_Space.intern o #1 o Attributes.get;
wenzelm@15703
    97
val intern_src = Args.map_name o intern;
wenzelm@15703
    98
wenzelm@42360
    99
fun extern ctxt = Name_Space.extern ctxt (#1 (Attributes.get (Proof_Context.theory_of ctxt)));
wenzelm@21031
   100
wenzelm@21031
   101
wenzelm@21031
   102
(* pretty printing *)
wenzelm@21031
   103
wenzelm@21031
   104
fun pretty_attribs _ [] = []
wenzelm@21031
   105
  | pretty_attribs ctxt srcs =
wenzelm@38329
   106
      [Pretty.enum "," "[" "]" (map (Args.pretty_src ctxt o Args.map_name (extern ctxt)) srcs)];
wenzelm@21031
   107
wenzelm@15703
   108
wenzelm@18734
   109
(* get attributes *)
wenzelm@5823
   110
wenzelm@26891
   111
val defined = Symtab.defined o #2 o Attributes.get;
wenzelm@26891
   112
wenzelm@18734
   113
fun attribute_i thy =
wenzelm@5823
   114
  let
wenzelm@42380
   115
    val (space, tab) = Attributes.get thy;
wenzelm@5879
   116
    fun attr src =
wenzelm@16344
   117
      let val ((name, _), pos) = Args.dest_src src in
wenzelm@42380
   118
        (case Symtab.lookup tab name of
skalberg@15531
   119
          NONE => error ("Unknown attribute: " ^ quote name ^ Position.str_of pos)
wenzelm@42380
   120
        | SOME (att, _) => (Position.report pos (Name_Space.markup space name); att src))
wenzelm@5823
   121
      end;
wenzelm@5823
   122
  in attr end;
wenzelm@5823
   123
wenzelm@18734
   124
fun attribute thy = attribute_i thy o intern_src thy;
wenzelm@18636
   125
wenzelm@5823
   126
wenzelm@17105
   127
(* attributed declarations *)
wenzelm@17105
   128
wenzelm@17105
   129
fun map_specs f = map (apfst (apsnd (map f)));
wenzelm@30759
   130
wenzelm@17105
   131
fun map_facts f = map (apfst (apsnd (map f)) o apsnd (map (apsnd (map f))));
wenzelm@30759
   132
fun map_facts_refs f g = map_facts f #> map (apsnd (map (apfst g)));
wenzelm@17105
   133
wenzelm@17105
   134
wenzelm@38330
   135
(* fact expressions *)
wenzelm@38330
   136
wenzelm@38330
   137
fun eval_thms ctxt srcs = ctxt
wenzelm@42360
   138
  |> Proof_Context.note_thmss ""
wenzelm@42360
   139
    (map_facts_refs (attribute (Proof_Context.theory_of ctxt)) (Proof_Context.get_fact ctxt)
wenzelm@38330
   140
      [((Binding.empty, []), srcs)])
wenzelm@38330
   141
  |> fst |> maps snd;
wenzelm@38330
   142
wenzelm@38330
   143
wenzelm@15703
   144
(* crude_closure *)
wenzelm@15703
   145
wenzelm@15703
   146
(*Produce closure without knowing facts in advance! The following
wenzelm@18734
   147
  works reasonably well for attribute parsers that do not peek at the
wenzelm@18734
   148
  thm structure.*)
wenzelm@15703
   149
wenzelm@15703
   150
fun crude_closure ctxt src =
wenzelm@42360
   151
 (try (fn () => attribute_i (Proof_Context.theory_of ctxt) src
wenzelm@18734
   152
    (Context.Proof ctxt, Drule.asm_rl)) ();
wenzelm@15703
   153
  Args.closure src);
wenzelm@15703
   154
wenzelm@15703
   155
wenzelm@30525
   156
(* attribute setup *)
wenzelm@30525
   157
wenzelm@31306
   158
fun syntax scan = Args.syntax "attribute" scan;
wenzelm@30525
   159
wenzelm@31306
   160
fun setup name scan =
wenzelm@31306
   161
  add_attribute name
wenzelm@31306
   162
    (fn src => fn (ctxt, th) => let val (a, ctxt') = syntax scan src ctxt in a (ctxt', th) end);
wenzelm@5879
   163
wenzelm@30525
   164
fun attribute_setup name (txt, pos) cmt =
wenzelm@30525
   165
  Context.theory_map (ML_Context.expression pos
wenzelm@30525
   166
    "val (name, scan, comment): binding * attribute context_parser * string"
wenzelm@30525
   167
    "Context.map_theory (Attrib.setup name scan comment)"
wenzelm@37198
   168
    (ML_Lex.read Position.none ("(" ^ ML_Syntax.make_binding name ^ ", ") @
wenzelm@37198
   169
      ML_Lex.read pos txt @
wenzelm@37198
   170
      ML_Lex.read Position.none (", " ^ ML_Syntax.print_string cmt ^ ")")));
wenzelm@30525
   171
wenzelm@30525
   172
wenzelm@31305
   173
(* add/del syntax *)
wenzelm@5823
   174
wenzelm@31305
   175
fun add_del add del = Scan.lift (Args.add >> K add || Args.del >> K del || Scan.succeed add);
wenzelm@5879
   176
wenzelm@5879
   177
wenzelm@25983
   178
wenzelm@25983
   179
(** parsing attributed theorems **)
wenzelm@5879
   180
wenzelm@36950
   181
val thm_sel = Parse.$$$ "(" |-- Parse.list1
wenzelm@36950
   182
 (Parse.nat --| Parse.minus -- Parse.nat >> Facts.FromTo ||
wenzelm@36950
   183
  Parse.nat --| Parse.minus >> Facts.From ||
wenzelm@36950
   184
  Parse.nat >> Facts.Single) --| Parse.$$$ ")";
wenzelm@27812
   185
wenzelm@18636
   186
local
wenzelm@18636
   187
wenzelm@21698
   188
val fact_name = Args.internal_fact >> K "<fact>" || Args.name;
wenzelm@21698
   189
wenzelm@26336
   190
fun gen_thm pick = Scan.depend (fn context =>
wenzelm@26336
   191
  let
wenzelm@26336
   192
    val thy = Context.theory_of context;
wenzelm@42360
   193
    val get = Context.cases (Global_Theory.get_fact context) Proof_Context.get_fact context;
wenzelm@26361
   194
    val get_fact = get o Facts.Fact;
wenzelm@27820
   195
    fun get_named pos name = get (Facts.Named ((name, pos), NONE));
wenzelm@26336
   196
  in
wenzelm@36950
   197
    Parse.$$$ "[" |-- Args.attribs (intern thy) --| Parse.$$$ "]" >> (fn srcs =>
wenzelm@24008
   198
      let
wenzelm@26336
   199
        val atts = map (attribute_i thy) srcs;
wenzelm@26336
   200
        val (context', th') = Library.apply atts (context, Drule.dummy_thm);
wenzelm@26336
   201
      in (context', pick "" [th']) end)
wenzelm@26336
   202
    ||
wenzelm@26336
   203
    (Scan.ahead Args.alt_name -- Args.named_fact get_fact
wenzelm@27820
   204
      >> (fn (s, fact) => ("", Facts.Fact s, fact)) ||
wenzelm@36950
   205
     Scan.ahead (Parse.position fact_name) :|-- (fn (name, pos) =>
wenzelm@27820
   206
      Args.named_fact (get_named pos) -- Scan.option thm_sel
wenzelm@27820
   207
        >> (fn (fact, sel) => (name, Facts.Named ((name, pos), sel), fact))))
wenzelm@26336
   208
    -- Args.opt_attribs (intern thy) >> (fn ((name, thmref, fact), srcs) =>
wenzelm@26336
   209
      let
wenzelm@26336
   210
        val ths = Facts.select thmref fact;
wenzelm@26336
   211
        val atts = map (attribute_i thy) srcs;
wenzelm@30190
   212
        val (context', ths') = Library.foldl_map (Library.apply atts) (context, ths);
wenzelm@26336
   213
      in (context', pick name ths') end)
wenzelm@26336
   214
  end);
berghofe@15456
   215
wenzelm@18636
   216
in
wenzelm@18636
   217
wenzelm@26336
   218
val thm = gen_thm Facts.the_single;
wenzelm@18998
   219
val multi_thm = gen_thm (K I);
wenzelm@19482
   220
val thms = Scan.repeat multi_thm >> flat;
wenzelm@18636
   221
wenzelm@18636
   222
end;
wenzelm@18636
   223
wenzelm@5823
   224
wenzelm@5879
   225
wenzelm@25983
   226
(** basic attributes **)
wenzelm@25983
   227
wenzelm@25983
   228
(* internal *)
wenzelm@25983
   229
wenzelm@36959
   230
fun internal att = Args.src (("Pure.attribute", [Token.mk_attribute att]), Position.none);
wenzelm@25983
   231
wenzelm@25983
   232
wenzelm@25983
   233
(* rule composition *)
wenzelm@25983
   234
wenzelm@25983
   235
val COMP_att =
wenzelm@36950
   236
  Scan.lift (Scan.optional (Args.bracks Parse.nat) 1) -- thm
wenzelm@31305
   237
    >> (fn (i, B) => Thm.rule_attribute (fn _ => fn A => Drule.compose_single (A, i, B)));
wenzelm@25983
   238
wenzelm@25983
   239
val THEN_att =
wenzelm@36950
   240
  Scan.lift (Scan.optional (Args.bracks Parse.nat) 1) -- thm
wenzelm@31305
   241
    >> (fn (i, B) => Thm.rule_attribute (fn _ => fn A => A RSN (i, B)));
wenzelm@25983
   242
wenzelm@25983
   243
val OF_att =
wenzelm@31305
   244
  thms >> (fn Bs => Thm.rule_attribute (fn _ => fn A => Bs MRS A));
wenzelm@25983
   245
wenzelm@25983
   246
wenzelm@25983
   247
(* rename_abs *)
wenzelm@25983
   248
wenzelm@31323
   249
fun rename_abs x = (Scan.repeat (Args.maybe Args.name) >> (apsnd o Drule.rename_bvars')) x;
wenzelm@25983
   250
wenzelm@25983
   251
wenzelm@25983
   252
(* unfold / fold definitions *)
wenzelm@25983
   253
wenzelm@25983
   254
fun unfolded_syntax rule =
wenzelm@31305
   255
  thms >> (fn ths => Thm.rule_attribute (fn context => rule (Context.proof_of context) ths));
wenzelm@25983
   256
wenzelm@35624
   257
val unfolded = unfolded_syntax Local_Defs.unfold;
wenzelm@35624
   258
val folded = unfolded_syntax Local_Defs.fold;
wenzelm@25983
   259
wenzelm@25983
   260
wenzelm@25983
   261
(* rule format *)
wenzelm@25983
   262
wenzelm@31305
   263
val rule_format = Args.mode "no_asm"
wenzelm@35625
   264
  >> (fn true => Object_Logic.rule_format_no_asm | false => Object_Logic.rule_format);
wenzelm@25983
   265
wenzelm@31305
   266
val elim_format = Thm.rule_attribute (K Tactic.make_elim);
wenzelm@25983
   267
wenzelm@25983
   268
wenzelm@25983
   269
(* misc rules *)
wenzelm@25983
   270
wenzelm@31305
   271
val no_vars = Thm.rule_attribute (fn context => fn th =>
wenzelm@26715
   272
  let
wenzelm@26715
   273
    val ctxt = Variable.set_body false (Context.proof_of context);
wenzelm@31794
   274
    val ((_, [th']), _) = Variable.import true [th] ctxt;
wenzelm@31305
   275
  in th' end);
wenzelm@25983
   276
wenzelm@25983
   277
val eta_long =
wenzelm@31305
   278
  Thm.rule_attribute (K (Conv.fconv_rule Drule.eta_long_conversion));
wenzelm@25983
   279
wenzelm@36950
   280
val rotated = Scan.optional Parse.int 1 >> (fn n => Thm.rule_attribute (K (rotate_prems n)));
berghofe@29690
   281
wenzelm@25983
   282
wenzelm@25983
   283
(* theory setup *)
wenzelm@5823
   284
wenzelm@26463
   285
val _ = Context.>> (Context.map_theory
wenzelm@31305
   286
 (setup (Binding.name "attribute") (Scan.lift Args.internal_attribute >> Morphism.form)
wenzelm@31305
   287
    "internal attribute" #>
wenzelm@31305
   288
  setup (Binding.name "tagged") (Scan.lift (Args.name -- Args.name) >> Thm.tag) "tagged theorem" #>
wenzelm@31305
   289
  setup (Binding.name "untagged") (Scan.lift Args.name >> Thm.untag) "untagged theorem" #>
wenzelm@31305
   290
  setup (Binding.name "kind") (Scan.lift Args.name >> Thm.kind) "theorem kind" #>
wenzelm@31305
   291
  setup (Binding.name "COMP") COMP_att "direct composition with rules (no lifting)" #>
wenzelm@31305
   292
  setup (Binding.name "THEN") THEN_att "resolution with rule" #>
wenzelm@31305
   293
  setup (Binding.name "OF") OF_att "rule applied to facts" #>
wenzelm@31305
   294
  setup (Binding.name "rename_abs") (Scan.lift rename_abs)
wenzelm@31305
   295
    "rename bound variables in abstractions" #>
wenzelm@31305
   296
  setup (Binding.name "unfolded") unfolded "unfolded definitions" #>
wenzelm@31305
   297
  setup (Binding.name "folded") folded "folded definitions" #>
wenzelm@36950
   298
  setup (Binding.name "consumes") (Scan.lift (Scan.optional Parse.nat 1) >> Rule_Cases.consumes)
wenzelm@31305
   299
    "number of consumed facts" #>
wenzelm@36950
   300
  setup (Binding.name "constraints") (Scan.lift Parse.nat >> Rule_Cases.constraints)
berghofe@34986
   301
    "number of equality constraints" #>
wenzelm@33368
   302
  setup (Binding.name "case_names") (Scan.lift (Scan.repeat1 Args.name) >> Rule_Cases.case_names)
wenzelm@31305
   303
    "named rule cases" #>
wenzelm@31305
   304
  setup (Binding.name "case_conclusion")
wenzelm@33368
   305
    (Scan.lift (Args.name -- Scan.repeat Args.name) >> Rule_Cases.case_conclusion)
wenzelm@31305
   306
    "named conclusion of rule cases" #>
wenzelm@31305
   307
  setup (Binding.name "params")
wenzelm@36950
   308
    (Scan.lift (Parse.and_list1 (Scan.repeat Args.name)) >> Rule_Cases.params)
wenzelm@31305
   309
    "named rule parameters" #>
wenzelm@35021
   310
  setup (Binding.name "standard") (Scan.succeed (Thm.rule_attribute (K Drule.export_without_context)))
wenzelm@31305
   311
    "result put into standard form (legacy)" #>
wenzelm@31305
   312
  setup (Binding.name "rule_format") rule_format "result put into canonical rule format" #>
wenzelm@31305
   313
  setup (Binding.name "elim_format") (Scan.succeed elim_format)
wenzelm@31305
   314
    "destruct rule turned into elimination rule format" #>
wenzelm@31305
   315
  setup (Binding.name "no_vars") (Scan.succeed no_vars) "frozen schematic vars" #>
wenzelm@31305
   316
  setup (Binding.name "eta_long") (Scan.succeed eta_long)
wenzelm@31305
   317
    "put theorem into eta long beta normal form" #>
wenzelm@35625
   318
  setup (Binding.name "atomize") (Scan.succeed Object_Logic.declare_atomize)
wenzelm@31305
   319
    "declaration of atomize rule" #>
wenzelm@35625
   320
  setup (Binding.name "rulify") (Scan.succeed Object_Logic.declare_rulify)
wenzelm@31305
   321
    "declaration of rulify rule" #>
wenzelm@31305
   322
  setup (Binding.name "rotated") (Scan.lift rotated) "rotated theorem premises" #>
wenzelm@35624
   323
  setup (Binding.name "defn") (add_del Local_Defs.defn_add Local_Defs.defn_del)
wenzelm@31305
   324
    "declaration of definitional transformations" #>
wenzelm@31305
   325
  setup (Binding.name "abs_def") (Scan.succeed (Thm.rule_attribute (K Drule.abs_def)))
wenzelm@31305
   326
    "abstract over free variables of a definition"));
wenzelm@8633
   327
wenzelm@5823
   328
wenzelm@5823
   329
wenzelm@24110
   330
(** configuration options **)
wenzelm@24110
   331
wenzelm@24110
   332
(* naming *)
wenzelm@24110
   333
wenzelm@33522
   334
structure Configs = Theory_Data
wenzelm@24713
   335
(
wenzelm@39163
   336
  type T = Config.raw Symtab.table;
wenzelm@24110
   337
  val empty = Symtab.empty;
wenzelm@24110
   338
  val extend = I;
wenzelm@33522
   339
  fun merge data = Symtab.merge (K true) data;
wenzelm@24713
   340
);
wenzelm@5823
   341
wenzelm@24110
   342
fun print_configs ctxt =
wenzelm@24110
   343
  let
wenzelm@42360
   344
    val thy = Proof_Context.theory_of ctxt;
wenzelm@24110
   345
    fun prt (name, config) =
wenzelm@24110
   346
      let val value = Config.get ctxt config in
wenzelm@24110
   347
        Pretty.block [Pretty.str (name ^ ": " ^ Config.print_type value ^ " ="), Pretty.brk 1,
wenzelm@24110
   348
          Pretty.str (Config.print_value value)]
wenzelm@24110
   349
      end;
wenzelm@42358
   350
    val configs = Name_Space.extern_table ctxt (#1 (Attributes.get thy), Configs.get thy);
wenzelm@24110
   351
  in Pretty.writeln (Pretty.big_list "configuration options" (map prt configs)) end;
wenzelm@24110
   352
wenzelm@24110
   353
wenzelm@24110
   354
(* concrete syntax *)
wenzelm@23988
   355
wenzelm@24003
   356
local
wenzelm@24003
   357
wenzelm@36950
   358
val equals = Parse.$$$ "=";
wenzelm@24003
   359
wenzelm@24110
   360
fun scan_value (Config.Bool _) =
wenzelm@24110
   361
      equals -- Args.$$$ "false" >> K (Config.Bool false) ||
wenzelm@24110
   362
      equals -- Args.$$$ "true" >> K (Config.Bool true) ||
wenzelm@24110
   363
      Scan.succeed (Config.Bool true)
wenzelm@36950
   364
  | scan_value (Config.Int _) = equals |-- Parse.int >> Config.Int
wenzelm@40291
   365
  | scan_value (Config.Real _) = equals |-- Parse.real >> Config.Real
wenzelm@24110
   366
  | scan_value (Config.String _) = equals |-- Args.name >> Config.String;
wenzelm@24003
   367
wenzelm@24110
   368
fun scan_config thy config =
wenzelm@36787
   369
  let val config_type = Config.get_global thy config
wenzelm@24110
   370
  in scan_value config_type >> (K o Thm.declaration_attribute o K o Config.put_generic config) end;
wenzelm@24003
   371
wenzelm@42616
   372
fun register binding config thy =
wenzelm@42616
   373
  let val name = Sign.full_name thy binding in
wenzelm@24126
   374
    thy
wenzelm@42616
   375
    |> setup binding (Scan.lift (scan_config thy config) >> Morphism.form) "configuration option"
wenzelm@24126
   376
    |> Configs.map (Symtab.update (name, config))
wenzelm@24126
   377
  end;
wenzelm@24110
   378
wenzelm@42808
   379
fun declare make coerce binding default =
wenzelm@24110
   380
  let
wenzelm@42616
   381
    val name = Binding.name_of binding;
wenzelm@42808
   382
    val config_value = Config.declare_generic {global = false} name (make o default);
wenzelm@24110
   383
    val config = coerce config_value;
wenzelm@42616
   384
  in (config, register binding config_value) end;
wenzelm@42616
   385
wenzelm@42616
   386
in
wenzelm@42616
   387
wenzelm@42808
   388
val config_bool = declare Config.Bool Config.bool;
wenzelm@42808
   389
val config_int = declare Config.Int Config.int;
wenzelm@42808
   390
val config_real = declare Config.Real Config.real;
wenzelm@42808
   391
val config_string = declare Config.String Config.string;
wenzelm@42616
   392
wenzelm@42616
   393
fun register_config config = register (Binding.name (Config.name_of config)) config;
wenzelm@42616
   394
wenzelm@42616
   395
end;
wenzelm@24110
   396
wenzelm@42616
   397
wenzelm@42616
   398
(* implicit setup *)
wenzelm@42616
   399
wenzelm@42616
   400
local
wenzelm@24110
   401
wenzelm@42616
   402
fun setup_config declare_config binding default =
wenzelm@42616
   403
  let
wenzelm@42616
   404
    val (config, setup) = declare_config binding default;
wenzelm@42616
   405
    val _ = Context.>> (Context.map_theory setup);
wenzelm@42616
   406
  in config end;
wenzelm@42616
   407
wenzelm@42616
   408
in
wenzelm@42616
   409
wenzelm@42616
   410
val setup_config_bool = setup_config config_bool;
wenzelm@42616
   411
val setup_config_int = setup_config config_int;
wenzelm@42616
   412
val setup_config_string = setup_config config_string;
wenzelm@42616
   413
val setup_config_real = setup_config config_real;
wenzelm@24003
   414
wenzelm@24003
   415
end;
wenzelm@23988
   416
wenzelm@23988
   417
wenzelm@18636
   418
(* theory setup *)
wenzelm@5823
   419
wenzelm@26463
   420
val _ = Context.>> (Context.map_theory
wenzelm@42277
   421
 (register_config Ast.trace_raw #>
wenzelm@42277
   422
  register_config Ast.stat_raw #>
wenzelm@42056
   423
  register_config Syntax.positions_raw #>
wenzelm@42289
   424
  register_config Printer.show_brackets_raw #>
wenzelm@42289
   425
  register_config Printer.show_sorts_raw #>
wenzelm@42289
   426
  register_config Printer.show_types_raw #>
wenzelm@42289
   427
  register_config Printer.show_structs_raw #>
wenzelm@42289
   428
  register_config Printer.show_question_marks_raw #>
wenzelm@39163
   429
  register_config Syntax.ambiguity_level_raw #>
wenzelm@42284
   430
  register_config Syntax_Trans.eta_contract_raw #>
wenzelm@42669
   431
  register_config Name_Space.names_long_raw #>
wenzelm@42669
   432
  register_config Name_Space.names_short_raw #>
wenzelm@42669
   433
  register_config Name_Space.names_unique_raw #>
wenzelm@41375
   434
  register_config ML_Context.trace_raw #>
wenzelm@42360
   435
  register_config Proof_Context.show_abbrevs_raw #>
wenzelm@39163
   436
  register_config Goal_Display.goals_limit_raw #>
wenzelm@39163
   437
  register_config Goal_Display.show_main_goal_raw #>
wenzelm@39163
   438
  register_config Goal_Display.show_consts_raw #>
wenzelm@39166
   439
  register_config Display.show_hyps_raw #>
wenzelm@39166
   440
  register_config Display.show_tags_raw #>
wenzelm@39163
   441
  register_config Unify.trace_bound_raw #>
wenzelm@39163
   442
  register_config Unify.search_bound_raw #>
wenzelm@39163
   443
  register_config Unify.trace_simp_raw #>
wenzelm@39163
   444
  register_config Unify.trace_types_raw #>
wenzelm@41228
   445
  register_config Raw_Simplifier.simp_depth_limit_raw #>
wenzelm@41228
   446
  register_config Raw_Simplifier.simp_trace_depth_limit_raw #>
wenzelm@41228
   447
  register_config Raw_Simplifier.simp_debug_raw #>
wenzelm@41228
   448
  register_config Raw_Simplifier.simp_trace_raw));
wenzelm@5823
   449
wenzelm@5823
   450
end;