src/Pure/Isar/attrib.ML
author wenzelm
Sun Apr 01 19:07:32 2012 +0200 (2012-04-01 ago)
changeset 47249 c0481c3c2a6c
parent 47005 421760a1efe7
child 47815 43f677b3ae91
permissions -rw-r--r--
added Attrib.global_notes/local_notes/generic_notes convenience;
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@45584
    12
  val is_empty_binding: binding -> bool
wenzelm@27729
    13
  val print_attributes: theory -> unit
wenzelm@16458
    14
  val intern: theory -> xstring -> string
wenzelm@16458
    15
  val intern_src: theory -> src -> src
wenzelm@21031
    16
  val pretty_attribs: Proof.context -> src list -> Pretty.T list
wenzelm@26891
    17
  val defined: theory -> string -> bool
wenzelm@18734
    18
  val attribute: theory -> src -> attribute
wenzelm@18734
    19
  val attribute_i: theory -> src -> attribute
wenzelm@45390
    20
  val map_specs: ('a list -> 'att list) ->
wenzelm@30759
    21
    (('c * 'a list) * 'b) list -> (('c * 'att list) * 'b) list
wenzelm@45390
    22
  val map_facts: ('a list -> 'att list) ->
wenzelm@17105
    23
    (('c * 'a list) * ('d * 'a list) list) list ->
wenzelm@18905
    24
    (('c * 'att list) * ('d * 'att list) list) list
wenzelm@45390
    25
  val map_facts_refs: ('a list -> 'att list) -> ('b -> 'fact) ->
wenzelm@30759
    26
    (('c * 'a list) * ('b * 'a list) list) list ->
wenzelm@30759
    27
    (('c * 'att list) * ('fact * 'att list) list) list
wenzelm@47249
    28
  val global_notes: string -> (binding * (thm list * src list) list) list ->
wenzelm@47249
    29
    theory -> (string * thm list) list * theory
wenzelm@47249
    30
  val local_notes: string -> (binding * (thm list * src list) list) list ->
wenzelm@47249
    31
    Proof.context -> (string * thm list) list * Proof.context
wenzelm@47249
    32
  val generic_notes: string -> (binding * (thm list * src list) list) list ->
wenzelm@47249
    33
    Context.generic -> (string * thm list) list * Context.generic
wenzelm@38330
    34
  val eval_thms: Proof.context -> (Facts.ref * src list) list -> thm list
wenzelm@30525
    35
  val setup: Binding.binding -> attribute context_parser -> string -> theory -> theory
wenzelm@30575
    36
  val attribute_setup: bstring * Position.T -> Symbol_Pos.text * Position.T -> string ->
wenzelm@30575
    37
    theory -> theory
wenzelm@30525
    38
  val add_del: attribute -> attribute -> attribute context_parser
wenzelm@30513
    39
  val thm_sel: Facts.interval list parser
wenzelm@30513
    40
  val thm: thm context_parser
wenzelm@30513
    41
  val thms: thm list context_parser
wenzelm@30513
    42
  val multi_thm: thm list context_parser
wenzelm@45493
    43
  val partial_evaluation: Proof.context ->
wenzelm@45493
    44
    (binding * (thm list * Args.src list) list) list ->
wenzelm@45493
    45
    (binding * (thm list * Args.src list) list) list
wenzelm@45493
    46
  val internal: (morphism -> attribute) -> src
wenzelm@24110
    47
  val print_configs: Proof.context -> unit
wenzelm@42616
    48
  val config_bool: Binding.binding ->
wenzelm@42616
    49
    (Context.generic -> bool) -> bool Config.T * (theory -> theory)
wenzelm@42616
    50
  val config_int: Binding.binding ->
wenzelm@42616
    51
    (Context.generic -> int) -> int Config.T * (theory -> theory)
wenzelm@42616
    52
  val config_real: Binding.binding ->
wenzelm@42616
    53
    (Context.generic -> real) -> real Config.T * (theory -> theory)
wenzelm@42616
    54
  val config_string: Binding.binding ->
wenzelm@42616
    55
    (Context.generic -> string) -> string Config.T * (theory -> theory)
wenzelm@42616
    56
  val setup_config_bool: Binding.binding -> (Context.generic -> bool) -> bool Config.T
wenzelm@42616
    57
  val setup_config_int: Binding.binding -> (Context.generic -> int) -> int Config.T
wenzelm@42616
    58
  val setup_config_string: Binding.binding -> (Context.generic -> string) -> string Config.T
wenzelm@42616
    59
  val setup_config_real: Binding.binding -> (Context.generic -> real) -> real Config.T
wenzelm@5823
    60
end;
wenzelm@5823
    61
wenzelm@5823
    62
structure Attrib: ATTRIB =
wenzelm@5823
    63
struct
wenzelm@5823
    64
wenzelm@28084
    65
(* source and bindings *)
wenzelm@28084
    66
wenzelm@15703
    67
type src = Args.src;
wenzelm@15703
    68
haftmann@29581
    69
type binding = binding * src list;
wenzelm@45584
    70
haftmann@28965
    71
val empty_binding: binding = (Binding.empty, []);
wenzelm@45584
    72
fun is_empty_binding ((b, srcs): binding) = Binding.is_empty b andalso null srcs;
wenzelm@28084
    73
wenzelm@28084
    74
wenzelm@27729
    75
wenzelm@18734
    76
(** named attributes **)
wenzelm@18636
    77
wenzelm@18734
    78
(* theory data *)
wenzelm@5823
    79
wenzelm@33522
    80
structure Attributes = Theory_Data
wenzelm@22846
    81
(
wenzelm@33095
    82
  type T = ((src -> attribute) * string) Name_Space.table;
wenzelm@33159
    83
  val empty : T = Name_Space.empty_table "attribute";
wenzelm@16458
    84
  val extend = I;
wenzelm@33522
    85
  fun merge data : T = Name_Space.merge_tables data;
wenzelm@22846
    86
);
wenzelm@5823
    87
wenzelm@22846
    88
fun print_attributes thy =
wenzelm@22846
    89
  let
wenzelm@42360
    90
    val ctxt = Proof_Context.init_global thy;
wenzelm@24110
    91
    val attribs = Attributes.get thy;
wenzelm@42813
    92
    fun prt_attr (name, (_, "")) = Pretty.str name
wenzelm@42813
    93
      | prt_attr (name, (_, comment)) =
wenzelm@42813
    94
          Pretty.block [Pretty.str (name ^ ":"), Pretty.brk 2, Pretty.str comment];
wenzelm@22846
    95
  in
wenzelm@42358
    96
    [Pretty.big_list "attributes:" (map prt_attr (Name_Space.extern_table ctxt attribs))]
wenzelm@22846
    97
    |> Pretty.chunks |> Pretty.writeln
wenzelm@22846
    98
  end;
wenzelm@7611
    99
wenzelm@33092
   100
fun add_attribute name att comment thy = thy
wenzelm@47005
   101
  |> Attributes.map (Name_Space.define (Context.Theory thy) true (name, (att, comment)) #> snd);
wenzelm@31306
   102
wenzelm@5823
   103
wenzelm@21031
   104
(* name space *)
wenzelm@15703
   105
wenzelm@33095
   106
val intern = Name_Space.intern o #1 o Attributes.get;
wenzelm@15703
   107
val intern_src = Args.map_name o intern;
wenzelm@15703
   108
wenzelm@42360
   109
fun extern ctxt = Name_Space.extern ctxt (#1 (Attributes.get (Proof_Context.theory_of ctxt)));
wenzelm@21031
   110
wenzelm@21031
   111
wenzelm@21031
   112
(* pretty printing *)
wenzelm@21031
   113
wenzelm@21031
   114
fun pretty_attribs _ [] = []
wenzelm@21031
   115
  | pretty_attribs ctxt srcs =
wenzelm@38329
   116
      [Pretty.enum "," "[" "]" (map (Args.pretty_src ctxt o Args.map_name (extern ctxt)) srcs)];
wenzelm@21031
   117
wenzelm@15703
   118
wenzelm@18734
   119
(* get attributes *)
wenzelm@5823
   120
wenzelm@26891
   121
val defined = Symtab.defined o #2 o Attributes.get;
wenzelm@26891
   122
wenzelm@18734
   123
fun attribute_i thy =
wenzelm@5823
   124
  let
wenzelm@42380
   125
    val (space, tab) = Attributes.get thy;
wenzelm@5879
   126
    fun attr src =
wenzelm@16344
   127
      let val ((name, _), pos) = Args.dest_src src in
wenzelm@42380
   128
        (case Symtab.lookup tab name of
skalberg@15531
   129
          NONE => error ("Unknown attribute: " ^ quote name ^ Position.str_of pos)
wenzelm@42380
   130
        | SOME (att, _) => (Position.report pos (Name_Space.markup space name); att src))
wenzelm@5823
   131
      end;
wenzelm@5823
   132
  in attr end;
wenzelm@5823
   133
wenzelm@18734
   134
fun attribute thy = attribute_i thy o intern_src thy;
wenzelm@18636
   135
wenzelm@5823
   136
wenzelm@17105
   137
(* attributed declarations *)
wenzelm@17105
   138
wenzelm@45390
   139
fun map_specs f = map (apfst (apsnd f));
wenzelm@30759
   140
wenzelm@45390
   141
fun map_facts f = map (apfst (apsnd f) o apsnd (map (apsnd f)));
wenzelm@30759
   142
fun map_facts_refs f g = map_facts f #> map (apsnd (map (apfst g)));
wenzelm@17105
   143
wenzelm@17105
   144
wenzelm@38330
   145
(* fact expressions *)
wenzelm@38330
   146
wenzelm@47249
   147
fun global_notes kind facts thy = thy |>
wenzelm@47249
   148
  Global_Theory.note_thmss kind (map_facts (map (attribute_i thy)) facts);
wenzelm@47249
   149
wenzelm@47249
   150
fun local_notes kind facts ctxt = ctxt |>
wenzelm@47249
   151
  Proof_Context.note_thmss kind (map_facts (map (attribute_i (Proof_Context.theory_of ctxt))) facts);
wenzelm@47249
   152
wenzelm@47249
   153
fun generic_notes kind facts context = context |>
wenzelm@47249
   154
  Context.mapping_result (global_notes kind facts) (local_notes kind facts);
wenzelm@47249
   155
wenzelm@38330
   156
fun eval_thms ctxt srcs = ctxt
wenzelm@42360
   157
  |> Proof_Context.note_thmss ""
wenzelm@45390
   158
    (map_facts_refs (map (attribute (Proof_Context.theory_of ctxt))) (Proof_Context.get_fact ctxt)
wenzelm@38330
   159
      [((Binding.empty, []), srcs)])
wenzelm@38330
   160
  |> fst |> maps snd;
wenzelm@38330
   161
wenzelm@38330
   162
wenzelm@30525
   163
(* attribute setup *)
wenzelm@30525
   164
wenzelm@31306
   165
fun syntax scan = Args.syntax "attribute" scan;
wenzelm@30525
   166
wenzelm@31306
   167
fun setup name scan =
wenzelm@31306
   168
  add_attribute name
wenzelm@31306
   169
    (fn src => fn (ctxt, th) => let val (a, ctxt') = syntax scan src ctxt in a (ctxt', th) end);
wenzelm@5879
   170
wenzelm@30525
   171
fun attribute_setup name (txt, pos) cmt =
wenzelm@30525
   172
  Context.theory_map (ML_Context.expression pos
wenzelm@30525
   173
    "val (name, scan, comment): binding * attribute context_parser * string"
wenzelm@30525
   174
    "Context.map_theory (Attrib.setup name scan comment)"
wenzelm@37198
   175
    (ML_Lex.read Position.none ("(" ^ ML_Syntax.make_binding name ^ ", ") @
wenzelm@37198
   176
      ML_Lex.read pos txt @
wenzelm@37198
   177
      ML_Lex.read Position.none (", " ^ ML_Syntax.print_string cmt ^ ")")));
wenzelm@30525
   178
wenzelm@30525
   179
wenzelm@31305
   180
(* add/del syntax *)
wenzelm@5823
   181
wenzelm@31305
   182
fun add_del add del = Scan.lift (Args.add >> K add || Args.del >> K del || Scan.succeed add);
wenzelm@5879
   183
wenzelm@5879
   184
wenzelm@25983
   185
wenzelm@25983
   186
(** parsing attributed theorems **)
wenzelm@5879
   187
wenzelm@36950
   188
val thm_sel = Parse.$$$ "(" |-- Parse.list1
wenzelm@36950
   189
 (Parse.nat --| Parse.minus -- Parse.nat >> Facts.FromTo ||
wenzelm@36950
   190
  Parse.nat --| Parse.minus >> Facts.From ||
wenzelm@36950
   191
  Parse.nat >> Facts.Single) --| Parse.$$$ ")";
wenzelm@27812
   192
wenzelm@18636
   193
local
wenzelm@18636
   194
wenzelm@21698
   195
val fact_name = Args.internal_fact >> K "<fact>" || Args.name;
wenzelm@21698
   196
wenzelm@26336
   197
fun gen_thm pick = Scan.depend (fn context =>
wenzelm@26336
   198
  let
wenzelm@26336
   199
    val thy = Context.theory_of context;
wenzelm@42360
   200
    val get = Context.cases (Global_Theory.get_fact context) Proof_Context.get_fact context;
wenzelm@26361
   201
    val get_fact = get o Facts.Fact;
wenzelm@27820
   202
    fun get_named pos name = get (Facts.Named ((name, pos), NONE));
wenzelm@26336
   203
  in
wenzelm@36950
   204
    Parse.$$$ "[" |-- Args.attribs (intern thy) --| Parse.$$$ "]" >> (fn srcs =>
wenzelm@24008
   205
      let
wenzelm@26336
   206
        val atts = map (attribute_i thy) srcs;
wenzelm@46775
   207
        val (th', context') = fold (uncurry o Thm.apply_attribute) atts (Drule.dummy_thm, context);
wenzelm@26336
   208
      in (context', pick "" [th']) end)
wenzelm@26336
   209
    ||
wenzelm@26336
   210
    (Scan.ahead Args.alt_name -- Args.named_fact get_fact
wenzelm@27820
   211
      >> (fn (s, fact) => ("", Facts.Fact s, fact)) ||
wenzelm@36950
   212
     Scan.ahead (Parse.position fact_name) :|-- (fn (name, pos) =>
wenzelm@27820
   213
      Args.named_fact (get_named pos) -- Scan.option thm_sel
wenzelm@27820
   214
        >> (fn (fact, sel) => (name, Facts.Named ((name, pos), sel), fact))))
wenzelm@26336
   215
    -- Args.opt_attribs (intern thy) >> (fn ((name, thmref, fact), srcs) =>
wenzelm@26336
   216
      let
wenzelm@26336
   217
        val ths = Facts.select thmref fact;
wenzelm@26336
   218
        val atts = map (attribute_i thy) srcs;
wenzelm@46775
   219
        val (ths', context') =
wenzelm@46775
   220
          fold_map (curry (fold (uncurry o Thm.apply_attribute) atts)) ths context;
wenzelm@26336
   221
      in (context', pick name ths') end)
wenzelm@26336
   222
  end);
berghofe@15456
   223
wenzelm@18636
   224
in
wenzelm@18636
   225
wenzelm@26336
   226
val thm = gen_thm Facts.the_single;
wenzelm@18998
   227
val multi_thm = gen_thm (K I);
wenzelm@19482
   228
val thms = Scan.repeat multi_thm >> flat;
wenzelm@18636
   229
wenzelm@18636
   230
end;
wenzelm@18636
   231
wenzelm@5823
   232
wenzelm@5879
   233
wenzelm@45586
   234
(** partial evaluation -- observing rule/declaration/mixed attributes **)
wenzelm@45493
   235
wenzelm@45493
   236
local
wenzelm@45526
   237
wenzelm@45586
   238
val strict_eq_thm = op = o pairself Thm.rep_thm;
wenzelm@45493
   239
wenzelm@45493
   240
fun apply_att src (context, th) =
wenzelm@45526
   241
  let
wenzelm@45526
   242
    val src1 = Args.assignable src;
wenzelm@45526
   243
    val result = attribute_i (Context.theory_of context) src1 (context, th);
wenzelm@45526
   244
    val src2 = Args.closure src1;
wenzelm@45526
   245
  in (src2, result) end;
wenzelm@45493
   246
wenzelm@45527
   247
fun err msg src =
wenzelm@45527
   248
  let val ((name, _), pos) = Args.dest_src src
wenzelm@45527
   249
  in error (msg ^ " " ^ quote name ^ Position.str_of pos) end;
wenzelm@45527
   250
wenzelm@45527
   251
fun eval src ((th, dyn), (decls, context)) =
wenzelm@45527
   252
  (case (apply_att src (context, th), dyn) of
wenzelm@45527
   253
    ((_, (NONE, SOME th')), NONE) => ((th', NONE), (decls, context))
wenzelm@45527
   254
  | ((_, (NONE, SOME _)), SOME _) => err "Mixed dynamic attribute followed by static rule" src
wenzelm@45527
   255
  | ((src', (SOME context', NONE)), NONE) =>
wenzelm@45493
   256
      let
wenzelm@45493
   257
        val decls' =
wenzelm@45493
   258
          (case decls of
wenzelm@45526
   259
            [] => [(th, [src'])]
wenzelm@45493
   260
          | (th2, srcs2) :: rest =>
wenzelm@45586
   261
              if strict_eq_thm (th, th2)
wenzelm@45526
   262
              then ((th2, src' :: srcs2) :: rest)
wenzelm@45526
   263
              else (th, [src']) :: (th2, srcs2) :: rest);
wenzelm@45527
   264
      in ((th, NONE), (decls', context')) end
wenzelm@45527
   265
  | ((src', (opt_context', opt_th')), _) =>
wenzelm@45527
   266
      let
wenzelm@45527
   267
        val context' = the_default context opt_context';
wenzelm@45527
   268
        val th' = the_default th opt_th';
wenzelm@45527
   269
        val dyn' =
wenzelm@45527
   270
          (case dyn of
wenzelm@45527
   271
            NONE => SOME (th, [src'])
wenzelm@45527
   272
          | SOME (dyn_th, srcs) => SOME (dyn_th, src' :: srcs));
wenzelm@45527
   273
      in ((th', dyn'), (decls, context')) end);
wenzelm@45493
   274
wenzelm@45493
   275
in
wenzelm@45493
   276
wenzelm@45493
   277
fun partial_evaluation ctxt facts =
wenzelm@45586
   278
  (facts, Context.Proof (Context_Position.set_visible false ctxt)) |->
wenzelm@45586
   279
    fold_map (fn ((b, more_atts), fact) => fn context =>
wenzelm@45586
   280
      let
wenzelm@45586
   281
        val (fact', (decls, context')) =
wenzelm@45586
   282
          (fact, ([], context)) |-> fold_map (fn (ths, atts) => fn res1 =>
wenzelm@45586
   283
            (ths, res1) |-> fold_map (fn th => fn res2 =>
wenzelm@45586
   284
              let
wenzelm@45586
   285
                val ((th', dyn'), res3) = fold eval (atts @ more_atts) ((th, NONE), res2);
wenzelm@45586
   286
                val th_atts' =
wenzelm@45586
   287
                  (case dyn' of
wenzelm@45586
   288
                    NONE => (th', [])
wenzelm@45586
   289
                  | SOME (dyn_th', atts') => (dyn_th', rev atts'));
wenzelm@45586
   290
              in (th_atts', res3) end))
wenzelm@45586
   291
          |>> flat;
wenzelm@45586
   292
        val decls' = rev (map (apsnd rev) decls);
wenzelm@45586
   293
        val facts' =
wenzelm@45586
   294
          if eq_list (eq_fst strict_eq_thm) (decls', fact') then
wenzelm@45586
   295
            [((b, []), map2 (fn (th, atts1) => fn (_, atts2) => (th, atts1 @ atts2)) decls' fact')]
wenzelm@45619
   296
          else if null decls' then [((b, []), fact')]
wenzelm@45586
   297
          else [(empty_binding, decls'), ((b, []), fact')];
wenzelm@45586
   298
      in (facts', context') end)
wenzelm@46906
   299
  |> fst |> flat |> map (apsnd (map (apfst single)))
wenzelm@46906
   300
  |> filter_out (fn (b, fact) => is_empty_binding b andalso forall (null o #2) fact);
wenzelm@45493
   301
wenzelm@45493
   302
end;
wenzelm@45493
   303
wenzelm@45493
   304
wenzelm@45493
   305
wenzelm@25983
   306
(** basic attributes **)
wenzelm@25983
   307
wenzelm@25983
   308
(* internal *)
wenzelm@25983
   309
wenzelm@36959
   310
fun internal att = Args.src (("Pure.attribute", [Token.mk_attribute att]), Position.none);
wenzelm@25983
   311
wenzelm@25983
   312
wenzelm@25983
   313
(* rule composition *)
wenzelm@25983
   314
wenzelm@25983
   315
val COMP_att =
wenzelm@36950
   316
  Scan.lift (Scan.optional (Args.bracks Parse.nat) 1) -- thm
wenzelm@31305
   317
    >> (fn (i, B) => Thm.rule_attribute (fn _ => fn A => Drule.compose_single (A, i, B)));
wenzelm@25983
   318
wenzelm@25983
   319
val THEN_att =
wenzelm@36950
   320
  Scan.lift (Scan.optional (Args.bracks Parse.nat) 1) -- thm
wenzelm@31305
   321
    >> (fn (i, B) => Thm.rule_attribute (fn _ => fn A => A RSN (i, B)));
wenzelm@25983
   322
wenzelm@25983
   323
val OF_att =
wenzelm@31305
   324
  thms >> (fn Bs => Thm.rule_attribute (fn _ => fn A => Bs MRS A));
wenzelm@25983
   325
wenzelm@25983
   326
wenzelm@25983
   327
(* rename_abs *)
wenzelm@25983
   328
wenzelm@45375
   329
val rename_abs =
wenzelm@45375
   330
  Scan.repeat (Args.maybe Args.name)
wenzelm@45375
   331
  >> (fn args => Thm.rule_attribute (K (Drule.rename_bvars' args)));
wenzelm@25983
   332
wenzelm@25983
   333
wenzelm@25983
   334
(* unfold / fold definitions *)
wenzelm@25983
   335
wenzelm@25983
   336
fun unfolded_syntax rule =
wenzelm@31305
   337
  thms >> (fn ths => Thm.rule_attribute (fn context => rule (Context.proof_of context) ths));
wenzelm@25983
   338
wenzelm@35624
   339
val unfolded = unfolded_syntax Local_Defs.unfold;
wenzelm@35624
   340
val folded = unfolded_syntax Local_Defs.fold;
wenzelm@25983
   341
wenzelm@25983
   342
wenzelm@25983
   343
(* rule format *)
wenzelm@25983
   344
wenzelm@31305
   345
val rule_format = Args.mode "no_asm"
wenzelm@35625
   346
  >> (fn true => Object_Logic.rule_format_no_asm | false => Object_Logic.rule_format);
wenzelm@25983
   347
wenzelm@31305
   348
val elim_format = Thm.rule_attribute (K Tactic.make_elim);
wenzelm@25983
   349
wenzelm@25983
   350
nipkow@44046
   351
(* case names *)
nipkow@44046
   352
wenzelm@45375
   353
val case_names =
wenzelm@45375
   354
  Scan.repeat1 (Args.name --
wenzelm@45375
   355
    Scan.optional (Parse.$$$ "[" |-- Scan.repeat1 (Args.maybe Args.name) --| Parse.$$$ "]") []) >>
wenzelm@45375
   356
  (fn cs =>
wenzelm@45375
   357
    Rule_Cases.cases_hyp_names (map fst cs)
wenzelm@45375
   358
      (map (map (the_default Rule_Cases.case_hypsN) o snd) cs));
wenzelm@44053
   359
nipkow@44046
   360
wenzelm@25983
   361
(* misc rules *)
wenzelm@25983
   362
wenzelm@31305
   363
val no_vars = Thm.rule_attribute (fn context => fn th =>
wenzelm@26715
   364
  let
wenzelm@26715
   365
    val ctxt = Variable.set_body false (Context.proof_of context);
wenzelm@31794
   366
    val ((_, [th']), _) = Variable.import true [th] ctxt;
wenzelm@31305
   367
  in th' end);
wenzelm@25983
   368
wenzelm@25983
   369
val eta_long =
wenzelm@31305
   370
  Thm.rule_attribute (K (Conv.fconv_rule Drule.eta_long_conversion));
wenzelm@25983
   371
wenzelm@36950
   372
val rotated = Scan.optional Parse.int 1 >> (fn n => Thm.rule_attribute (K (rotate_prems n)));
berghofe@29690
   373
wenzelm@25983
   374
wenzelm@25983
   375
(* theory setup *)
wenzelm@5823
   376
wenzelm@26463
   377
val _ = Context.>> (Context.map_theory
wenzelm@31305
   378
 (setup (Binding.name "attribute") (Scan.lift Args.internal_attribute >> Morphism.form)
wenzelm@31305
   379
    "internal attribute" #>
wenzelm@31305
   380
  setup (Binding.name "tagged") (Scan.lift (Args.name -- Args.name) >> Thm.tag) "tagged theorem" #>
wenzelm@31305
   381
  setup (Binding.name "untagged") (Scan.lift Args.name >> Thm.untag) "untagged theorem" #>
wenzelm@31305
   382
  setup (Binding.name "kind") (Scan.lift Args.name >> Thm.kind) "theorem kind" #>
wenzelm@31305
   383
  setup (Binding.name "COMP") COMP_att "direct composition with rules (no lifting)" #>
wenzelm@31305
   384
  setup (Binding.name "THEN") THEN_att "resolution with rule" #>
wenzelm@31305
   385
  setup (Binding.name "OF") OF_att "rule applied to facts" #>
wenzelm@31305
   386
  setup (Binding.name "rename_abs") (Scan.lift rename_abs)
wenzelm@31305
   387
    "rename bound variables in abstractions" #>
wenzelm@31305
   388
  setup (Binding.name "unfolded") unfolded "unfolded definitions" #>
wenzelm@31305
   389
  setup (Binding.name "folded") folded "folded definitions" #>
wenzelm@36950
   390
  setup (Binding.name "consumes") (Scan.lift (Scan.optional Parse.nat 1) >> Rule_Cases.consumes)
wenzelm@31305
   391
    "number of consumed facts" #>
wenzelm@36950
   392
  setup (Binding.name "constraints") (Scan.lift Parse.nat >> Rule_Cases.constraints)
berghofe@34986
   393
    "number of equality constraints" #>
wenzelm@45375
   394
  setup (Binding.name "case_names") (Scan.lift case_names) "named rule cases" #>
wenzelm@31305
   395
  setup (Binding.name "case_conclusion")
wenzelm@33368
   396
    (Scan.lift (Args.name -- Scan.repeat Args.name) >> Rule_Cases.case_conclusion)
wenzelm@31305
   397
    "named conclusion of rule cases" #>
wenzelm@31305
   398
  setup (Binding.name "params")
wenzelm@36950
   399
    (Scan.lift (Parse.and_list1 (Scan.repeat Args.name)) >> Rule_Cases.params)
wenzelm@31305
   400
    "named rule parameters" #>
wenzelm@35021
   401
  setup (Binding.name "standard") (Scan.succeed (Thm.rule_attribute (K Drule.export_without_context)))
wenzelm@31305
   402
    "result put into standard form (legacy)" #>
wenzelm@31305
   403
  setup (Binding.name "rule_format") rule_format "result put into canonical rule format" #>
wenzelm@31305
   404
  setup (Binding.name "elim_format") (Scan.succeed elim_format)
wenzelm@31305
   405
    "destruct rule turned into elimination rule format" #>
wenzelm@31305
   406
  setup (Binding.name "no_vars") (Scan.succeed no_vars) "frozen schematic vars" #>
wenzelm@31305
   407
  setup (Binding.name "eta_long") (Scan.succeed eta_long)
wenzelm@31305
   408
    "put theorem into eta long beta normal form" #>
wenzelm@35625
   409
  setup (Binding.name "atomize") (Scan.succeed Object_Logic.declare_atomize)
wenzelm@31305
   410
    "declaration of atomize rule" #>
wenzelm@35625
   411
  setup (Binding.name "rulify") (Scan.succeed Object_Logic.declare_rulify)
wenzelm@31305
   412
    "declaration of rulify rule" #>
wenzelm@31305
   413
  setup (Binding.name "rotated") (Scan.lift rotated) "rotated theorem premises" #>
wenzelm@35624
   414
  setup (Binding.name "defn") (add_del Local_Defs.defn_add Local_Defs.defn_del)
wenzelm@31305
   415
    "declaration of definitional transformations" #>
wenzelm@46903
   416
  setup (Binding.name "abs_def")
wenzelm@46903
   417
    (Scan.succeed (Thm.rule_attribute (fn context =>
wenzelm@46903
   418
      Local_Defs.meta_rewrite_rule (Context.proof_of context) #> Drule.abs_def)))
wenzelm@46903
   419
    "abstract over free variables of definitionial theorem"));
wenzelm@8633
   420
wenzelm@5823
   421
wenzelm@5823
   422
wenzelm@24110
   423
(** configuration options **)
wenzelm@24110
   424
wenzelm@24110
   425
(* naming *)
wenzelm@24110
   426
wenzelm@33522
   427
structure Configs = Theory_Data
wenzelm@24713
   428
(
wenzelm@39163
   429
  type T = Config.raw Symtab.table;
wenzelm@24110
   430
  val empty = Symtab.empty;
wenzelm@24110
   431
  val extend = I;
wenzelm@33522
   432
  fun merge data = Symtab.merge (K true) data;
wenzelm@24713
   433
);
wenzelm@5823
   434
wenzelm@24110
   435
fun print_configs ctxt =
wenzelm@24110
   436
  let
wenzelm@42360
   437
    val thy = Proof_Context.theory_of ctxt;
wenzelm@24110
   438
    fun prt (name, config) =
wenzelm@24110
   439
      let val value = Config.get ctxt config in
wenzelm@24110
   440
        Pretty.block [Pretty.str (name ^ ": " ^ Config.print_type value ^ " ="), Pretty.brk 1,
wenzelm@24110
   441
          Pretty.str (Config.print_value value)]
wenzelm@24110
   442
      end;
wenzelm@42358
   443
    val configs = Name_Space.extern_table ctxt (#1 (Attributes.get thy), Configs.get thy);
wenzelm@24110
   444
  in Pretty.writeln (Pretty.big_list "configuration options" (map prt configs)) end;
wenzelm@24110
   445
wenzelm@24110
   446
wenzelm@24110
   447
(* concrete syntax *)
wenzelm@23988
   448
wenzelm@24003
   449
local
wenzelm@24003
   450
wenzelm@36950
   451
val equals = Parse.$$$ "=";
wenzelm@24003
   452
wenzelm@24110
   453
fun scan_value (Config.Bool _) =
wenzelm@24110
   454
      equals -- Args.$$$ "false" >> K (Config.Bool false) ||
wenzelm@24110
   455
      equals -- Args.$$$ "true" >> K (Config.Bool true) ||
wenzelm@24110
   456
      Scan.succeed (Config.Bool true)
wenzelm@36950
   457
  | scan_value (Config.Int _) = equals |-- Parse.int >> Config.Int
wenzelm@40291
   458
  | scan_value (Config.Real _) = equals |-- Parse.real >> Config.Real
wenzelm@24110
   459
  | scan_value (Config.String _) = equals |-- Args.name >> Config.String;
wenzelm@24003
   460
wenzelm@24110
   461
fun scan_config thy config =
wenzelm@36787
   462
  let val config_type = Config.get_global thy config
wenzelm@24110
   463
  in scan_value config_type >> (K o Thm.declaration_attribute o K o Config.put_generic config) end;
wenzelm@24003
   464
wenzelm@42616
   465
fun register binding config thy =
wenzelm@42616
   466
  let val name = Sign.full_name thy binding in
wenzelm@24126
   467
    thy
wenzelm@42616
   468
    |> setup binding (Scan.lift (scan_config thy config) >> Morphism.form) "configuration option"
wenzelm@24126
   469
    |> Configs.map (Symtab.update (name, config))
wenzelm@24126
   470
  end;
wenzelm@24110
   471
wenzelm@42808
   472
fun declare make coerce binding default =
wenzelm@24110
   473
  let
wenzelm@42616
   474
    val name = Binding.name_of binding;
wenzelm@42808
   475
    val config_value = Config.declare_generic {global = false} name (make o default);
wenzelm@24110
   476
    val config = coerce config_value;
wenzelm@42616
   477
  in (config, register binding config_value) end;
wenzelm@42616
   478
wenzelm@42616
   479
in
wenzelm@42616
   480
wenzelm@42808
   481
val config_bool = declare Config.Bool Config.bool;
wenzelm@42808
   482
val config_int = declare Config.Int Config.int;
wenzelm@42808
   483
val config_real = declare Config.Real Config.real;
wenzelm@42808
   484
val config_string = declare Config.String Config.string;
wenzelm@42616
   485
wenzelm@42616
   486
fun register_config config = register (Binding.name (Config.name_of config)) config;
wenzelm@42616
   487
wenzelm@42616
   488
end;
wenzelm@24110
   489
wenzelm@42616
   490
wenzelm@42616
   491
(* implicit setup *)
wenzelm@42616
   492
wenzelm@42616
   493
local
wenzelm@24110
   494
wenzelm@42616
   495
fun setup_config declare_config binding default =
wenzelm@42616
   496
  let
wenzelm@42616
   497
    val (config, setup) = declare_config binding default;
wenzelm@42616
   498
    val _ = Context.>> (Context.map_theory setup);
wenzelm@42616
   499
  in config end;
wenzelm@42616
   500
wenzelm@42616
   501
in
wenzelm@42616
   502
wenzelm@42616
   503
val setup_config_bool = setup_config config_bool;
wenzelm@42616
   504
val setup_config_int = setup_config config_int;
wenzelm@42616
   505
val setup_config_string = setup_config config_string;
wenzelm@42616
   506
val setup_config_real = setup_config config_real;
wenzelm@24003
   507
wenzelm@24003
   508
end;
wenzelm@23988
   509
wenzelm@23988
   510
wenzelm@18636
   511
(* theory setup *)
wenzelm@5823
   512
wenzelm@26463
   513
val _ = Context.>> (Context.map_theory
wenzelm@42277
   514
 (register_config Ast.trace_raw #>
wenzelm@43347
   515
  register_config Ast.stats_raw #>
wenzelm@42289
   516
  register_config Printer.show_brackets_raw #>
wenzelm@42289
   517
  register_config Printer.show_sorts_raw #>
wenzelm@42289
   518
  register_config Printer.show_types_raw #>
wenzelm@42289
   519
  register_config Printer.show_structs_raw #>
wenzelm@42289
   520
  register_config Printer.show_question_marks_raw #>
wenzelm@46512
   521
  register_config Syntax.ambiguity_warning_raw #>
wenzelm@46506
   522
  register_config Syntax.ambiguity_limit_raw #>
wenzelm@42284
   523
  register_config Syntax_Trans.eta_contract_raw #>
wenzelm@42669
   524
  register_config Name_Space.names_long_raw #>
wenzelm@42669
   525
  register_config Name_Space.names_short_raw #>
wenzelm@42669
   526
  register_config Name_Space.names_unique_raw #>
wenzelm@41375
   527
  register_config ML_Context.trace_raw #>
wenzelm@42360
   528
  register_config Proof_Context.show_abbrevs_raw #>
wenzelm@39163
   529
  register_config Goal_Display.goals_limit_raw #>
wenzelm@39163
   530
  register_config Goal_Display.show_main_goal_raw #>
wenzelm@39163
   531
  register_config Goal_Display.show_consts_raw #>
wenzelm@39166
   532
  register_config Display.show_hyps_raw #>
wenzelm@39166
   533
  register_config Display.show_tags_raw #>
wenzelm@39163
   534
  register_config Unify.trace_bound_raw #>
wenzelm@39163
   535
  register_config Unify.search_bound_raw #>
wenzelm@39163
   536
  register_config Unify.trace_simp_raw #>
wenzelm@39163
   537
  register_config Unify.trace_types_raw #>
wenzelm@41228
   538
  register_config Raw_Simplifier.simp_depth_limit_raw #>
wenzelm@41228
   539
  register_config Raw_Simplifier.simp_trace_depth_limit_raw #>
wenzelm@41228
   540
  register_config Raw_Simplifier.simp_debug_raw #>
wenzelm@41228
   541
  register_config Raw_Simplifier.simp_trace_raw));
wenzelm@5823
   542
wenzelm@5823
   543
end;