src/Pure/context.ML
author wenzelm
Mon, 30 Apr 2007 13:33:00 +0200
changeset 22827 7dc27b37f7f7
parent 22603 76c30440c9af
child 22847 22da6c4bc422
permissions -rw-r--r--
removed obsolete get_sg;
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
6185
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
     1
(*  Title:      Pure/context.ML
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
     2
    ID:         $Id$
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
     3
    Author:     Markus Wenzel, TU Muenchen
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
     4
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
     5
Generic theory contexts with unique identity, arbitrarily typed data,
22095
07875394618e moved ML context stuff to from Context to ML_Context;
wenzelm
parents: 22085
diff changeset
     6
development graph and history support. Generic proof contexts with
07875394618e moved ML context stuff to from Context to ML_Context;
wenzelm
parents: 22085
diff changeset
     7
arbitrarily typed data.
6185
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
     8
*)
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
     9
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
    10
signature BASIC_CONTEXT =
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
    11
sig
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    12
  type theory
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    13
  type theory_ref
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    14
  exception THEORY of string * theory list
6185
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
    15
end;
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
    16
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
    17
signature CONTEXT =
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
    18
sig
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
    19
  include BASIC_CONTEXT
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    20
  (*theory context*)
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
    21
  val theory_name: theory -> string
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    22
  val parents_of: theory -> theory list
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    23
  val ancestors_of: theory -> theory list
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    24
  val is_stale: theory -> bool
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    25
  val ProtoPureN: string
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    26
  val PureN: string
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    27
  val CPureN: string
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    28
  val draftN: string
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    29
  val exists_name: string -> theory -> bool
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    30
  val names_of: theory -> string list
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    31
  val pretty_thy: theory -> Pretty.T
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    32
  val string_of_thy: theory -> string
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    33
  val pprint_thy: theory -> pprint_args -> unit
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    34
  val pretty_abbrev_thy: theory -> Pretty.T
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    35
  val str_of_thy: theory -> string
16719
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
    36
  val check_thy: theory -> theory
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    37
  val eq_thy: theory * theory -> bool
22603
76c30440c9af added thy_ord -- order of creation;
wenzelm
parents: 22599
diff changeset
    38
  val thy_ord: theory * theory -> order
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    39
  val subthy: theory * theory -> bool
16594
5d73fbf4eb1e added joinable;
wenzelm
parents: 16533
diff changeset
    40
  val joinable: theory * theory -> bool
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
    41
  val merge: theory * theory -> theory                     (*exception TERM*)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
    42
  val merge_refs: theory_ref * theory_ref -> theory_ref    (*exception TERM*)
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    43
  val self_ref: theory -> theory_ref
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    44
  val deref: theory_ref -> theory
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    45
  val copy_thy: theory -> theory
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    46
  val checkpoint_thy: theory -> theory
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
    47
  val finish_thy: theory -> theory
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
    48
  val theory_data_of: theory -> string list
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
    49
  val pre_pure_thy: theory
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
    50
  val begin_thy: (theory -> Pretty.pp) -> string -> theory list -> theory
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
    51
  (*proof context*)
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
    52
  type proof
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
    53
  val theory_of_proof: proof -> theory
17060
cca2f3938443 type proof: theory_ref instead of theory (make proof contexts independent entities);
wenzelm
parents: 16894
diff changeset
    54
  val transfer_proof: theory -> proof -> proof
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
    55
  val init_proof: theory -> proof
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
    56
  val proof_data_of: theory -> string list
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
    57
  (*generic context*)
18632
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
    58
  datatype generic = Theory of theory | Proof of proof
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
    59
  val cases: (theory -> 'a) -> (proof -> 'a) -> generic -> 'a
19678
d1a15431de34 added mapping;
wenzelm
parents: 19482
diff changeset
    60
  val mapping: (theory -> theory) -> (proof -> proof) -> generic -> generic
21660
c86b761d6c06 added mapping_result;
wenzelm
parents: 21518
diff changeset
    61
  val mapping_result: (theory -> 'a * theory) -> (proof -> 'a * proof) -> generic -> 'a * generic
18632
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
    62
  val the_theory: generic -> theory
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
    63
  val the_proof: generic -> proof
18731
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
    64
  val map_theory: (theory -> theory) -> generic -> generic
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
    65
  val map_proof: (proof -> proof) -> generic -> generic
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
    66
  val theory_map: (generic -> generic) -> theory -> theory
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
    67
  val proof_map: (generic -> generic) -> proof -> proof
18665
5198a2c4c00e added map_theory, map_proof;
wenzelm
parents: 18632
diff changeset
    68
  val theory_of: generic -> theory   (*total*)
5198a2c4c00e added map_theory, map_proof;
wenzelm
parents: 18632
diff changeset
    69
  val proof_of: generic -> proof     (*total*)
22095
07875394618e moved ML context stuff to from Context to ML_Context;
wenzelm
parents: 22085
diff changeset
    70
  (*delayed setup*)
22085
c138cfd500f7 ML context: full generic context, tuned signature;
wenzelm
parents: 21962
diff changeset
    71
  val add_setup: (theory -> theory) -> unit
c138cfd500f7 ML context: full generic context, tuned signature;
wenzelm
parents: 21962
diff changeset
    72
  val setup: unit -> theory -> theory
6185
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
    73
end;
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
    74
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    75
signature PRIVATE_CONTEXT =
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    76
sig
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    77
  include CONTEXT
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    78
  structure TheoryData:
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    79
  sig
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
    80
    val declare: string -> Object.T -> (Object.T -> Object.T) -> (Object.T -> Object.T) ->
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
    81
      (Pretty.pp -> Object.T * Object.T -> Object.T) -> serial
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    82
    val init: serial -> theory -> theory
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    83
    val get: serial -> (Object.T -> 'a) -> theory -> 'a
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    84
    val put: serial -> ('a -> Object.T) -> 'a -> theory -> theory
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
    85
  end
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
    86
  structure ProofData:
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
    87
  sig
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
    88
    val declare: string -> (theory -> Object.T) -> serial
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
    89
    val init: serial -> theory -> theory
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
    90
    val get: serial -> (Object.T -> 'a) -> proof -> 'a
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
    91
    val put: serial -> ('a -> Object.T) -> 'a -> proof -> proof
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
    92
  end
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    93
end;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    94
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    95
structure Context: PRIVATE_CONTEXT =
6185
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
    96
struct
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
    97
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
    98
(*** theory context ***)
6185
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
    99
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   100
(** theory data **)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   101
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   102
(* data kinds and access methods *)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   103
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   104
(*private copy avoids potential conflict of table exceptions*)
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   105
structure Datatab = TableFun(type key = int val ord = int_ord);
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   106
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   107
local
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   108
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   109
type kind =
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   110
 {name: string,
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   111
  empty: Object.T,
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   112
  copy: Object.T -> Object.T,
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   113
  extend: Object.T -> Object.T,
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   114
  merge: Pretty.pp -> Object.T * Object.T -> Object.T};
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   115
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   116
val kinds = ref (Datatab.empty: kind Datatab.table);
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   117
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   118
fun invoke meth_name meth_fn k =
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   119
  (case Datatab.lookup (! kinds) k of
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   120
    SOME kind => meth_fn kind |> transform_failure (fn exn =>
17340
11f959f0fe6c replaced DATA_FAIL by EXCEPTION;
wenzelm
parents: 17221
diff changeset
   121
      EXCEPTION (exn, "Theory data method " ^ #name kind ^ "." ^ meth_name ^ " failed"))
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   122
  | NONE => sys_error ("Invalid theory data identifier " ^ string_of_int k));
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   123
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   124
in
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   125
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   126
fun invoke_name k    = invoke "name" (K o #name) k ();
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   127
fun invoke_empty k   = invoke "empty" (K o #empty) k ();
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   128
val invoke_copy      = invoke "copy" #copy;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   129
val invoke_extend    = invoke "extend" #extend;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   130
fun invoke_merge pp  = invoke "merge" (fn kind => #merge kind pp);
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   131
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   132
fun declare_theory_data name empty copy extend merge =
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   133
  let
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   134
    val k = serial ();
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   135
    val kind = {name = name, empty = empty, copy = copy, extend = extend, merge = merge};
21962
279b129498b6 removed conditional combinator;
wenzelm
parents: 21660
diff changeset
   136
    val _ =
279b129498b6 removed conditional combinator;
wenzelm
parents: 21660
diff changeset
   137
      if Datatab.exists (equal name o #name o #2) (! kinds) then
279b129498b6 removed conditional combinator;
wenzelm
parents: 21660
diff changeset
   138
        warning ("Duplicate declaration of theory data " ^ quote name)
279b129498b6 removed conditional combinator;
wenzelm
parents: 21660
diff changeset
   139
      else ();
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   140
    val _ = change kinds (Datatab.update (k, kind));
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   141
  in k end;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   142
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   143
val copy_data = Datatab.map' invoke_copy;
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   144
val extend_data = Datatab.map' invoke_extend;
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   145
fun merge_data pp = Datatab.join (invoke_merge pp) o pairself extend_data;
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   146
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   147
end;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   148
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   149
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   150
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   151
(** datatype theory **)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   152
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   153
datatype theory =
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   154
  Theory of
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   155
   (*identity*)
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   156
   {self: theory ref option,            (*dynamic self reference -- follows theory changes*)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   157
    id: serial * string,                (*identifier of this theory*)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   158
    ids: string Inttab.table,           (*identifiers of ancestors*)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   159
    iids: string Inttab.table} *        (*identifiers of intermediate checkpoints*)
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   160
   (*data*)
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   161
   {theory: Object.T Datatab.table,     (*theory data record*)
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   162
    proof: unit Datatab.table} *        (*proof data kinds*)
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   163
   (*ancestry*)
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   164
   {parents: theory list,               (*immediate predecessors*)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   165
    ancestors: theory list} *           (*all predecessors*)
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   166
   (*history*)
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   167
   {name: string,                       (*prospective name of finished theory*)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   168
    version: int,                       (*checkpoint counter*)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   169
    intermediates: theory list};        (*intermediate checkpoints*)
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   170
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   171
exception THEORY of string * theory list;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   172
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   173
fun rep_theory (Theory args) = args;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   174
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   175
val identity_of = #1 o rep_theory;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   176
val data_of     = #2 o rep_theory;
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   177
val ancestry_of = #3 o rep_theory;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   178
val history_of  = #4 o rep_theory;
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   179
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   180
fun make_identity self id ids iids = {self = self, id = id, ids = ids, iids = iids};
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   181
fun make_data theory proof = {theory = theory, proof = proof};
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   182
fun make_ancestry parents ancestors = {parents = parents, ancestors = ancestors};
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   183
fun make_history name vers ints = {name = name, version = vers, intermediates = ints};
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   184
18731
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
   185
fun map_theory_data f {theory, proof} = make_data (f theory) proof;
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
   186
fun map_proof_data f {theory, proof} = make_data theory (f proof);
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   187
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   188
val the_self = the o #self o identity_of;
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   189
val parents_of = #parents o ancestry_of;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   190
val ancestors_of = #ancestors o ancestry_of;
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   191
val theory_name = #name o history_of;
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   192
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   193
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   194
(* staleness *)
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   195
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   196
fun eq_id ((i: int, _), (j, _)) = (i = j);
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   197
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   198
fun is_stale
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   199
    (Theory ({self = SOME (ref (Theory ({id = id', ...}, _, _, _))), id, ...}, _, _, _)) =
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   200
      not (eq_id (id, id'))
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   201
  | is_stale (Theory ({self = NONE, ...}, _, _, _)) = true;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   202
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   203
fun vitalize (thy as Theory ({self = SOME r, ...}, _, _, _)) = (r := thy; thy)
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   204
  | vitalize (thy as Theory ({self = NONE, id, ids, iids}, data, ancestry, history)) =
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   205
      let
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   206
        val r = ref thy;
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   207
        val thy' = Theory (make_identity (SOME r) id ids iids, data, ancestry, history);
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   208
      in r := thy'; thy' end;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   209
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   210
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   211
(* names *)
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   212
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   213
val ProtoPureN = "ProtoPure";
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   214
val PureN = "Pure";
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   215
val CPureN = "CPure";
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   216
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   217
val draftN = "#";
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   218
fun draft_id (_, name) = (name = draftN);
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   219
val is_draft = draft_id o #id o identity_of;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   220
20821
bae9a1002d84 exists_name: include this theory name;
wenzelm
parents: 20297
diff changeset
   221
fun exists_name name (thy as Theory ({id, ids, iids, ...}, _, _, _)) =
bae9a1002d84 exists_name: include this theory name;
wenzelm
parents: 20297
diff changeset
   222
  name = theory_name thy orelse
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   223
  name = #2 id orelse
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   224
  Inttab.exists (equal name o #2) ids orelse
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   225
  Inttab.exists (equal name o #2) iids;
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   226
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   227
fun names_of (Theory ({id, ids, iids, ...}, _, _, _)) =
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   228
  rev (#2 id :: Inttab.fold (cons o #2) iids (Inttab.fold (cons o #2) ids []));
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   229
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   230
fun pretty_thy thy =
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   231
  Pretty.str_list "{" "}" (names_of thy @ (if is_stale thy then ["!"] else []));
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   232
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   233
val string_of_thy = Pretty.string_of o pretty_thy;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   234
val pprint_thy = Pretty.pprint o pretty_thy;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   235
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   236
fun pretty_abbrev_thy thy =
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   237
  let
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   238
    val names = names_of thy;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   239
    val n = length names;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   240
    val abbrev = if n > 5 then "..." :: List.drop (names, n - 5) else names;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   241
  in Pretty.str_list "{" "}" abbrev end;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   242
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   243
val str_of_thy = Pretty.str_of o pretty_abbrev_thy;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   244
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   245
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   246
(* consistency *)    (*exception TERM*)
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   247
16719
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
   248
fun check_thy thy =
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   249
  if is_stale thy then
16719
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
   250
    raise TERM ("Stale theory encountered:\n" ^ string_of_thy thy, [])
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   251
  else thy;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   252
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   253
fun check_ins id ids =
16894
40f80823b451 Inttab.defined;
wenzelm
parents: 16719
diff changeset
   254
  if draft_id id orelse Inttab.defined ids (#1 id) then ids
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   255
  else if Inttab.exists (equal (#2 id) o #2) ids then
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   256
    raise TERM ("Different versions of theory component " ^ quote (#2 id), [])
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17340
diff changeset
   257
  else Inttab.update id ids;
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   258
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   259
fun check_insert intermediate id (ids, iids) =
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   260
  let val ids' = check_ins id ids and iids' = check_ins id iids
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   261
  in if intermediate then (ids, iids') else (ids', iids) end;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   262
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   263
fun check_merge
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   264
    (Theory ({id = id1, ids = ids1, iids = iids1, ...}, _, _, history1))
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   265
    (Theory ({id = id2, ids = ids2, iids = iids2, ...}, _, _, history2)) =
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   266
  (Inttab.fold check_ins ids2 ids1, Inttab.fold check_ins iids2 iids1)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   267
  |> check_insert (#version history1 > 0) id1
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   268
  |> check_insert (#version history2 > 0) id2;
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   269
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   270
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   271
(* equality and inclusion *)
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   272
16719
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
   273
val eq_thy = eq_id o pairself (#id o identity_of o check_thy);
22603
76c30440c9af added thy_ord -- order of creation;
wenzelm
parents: 22599
diff changeset
   274
val thy_ord = int_ord o pairself (#1 o #id o identity_of);
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   275
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   276
fun proper_subthy
16719
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
   277
    (Theory ({id = (i, _), ...}, _, _, _), Theory ({ids, iids, ...}, _, _, _)) =
16894
40f80823b451 Inttab.defined;
wenzelm
parents: 16719
diff changeset
   278
  Inttab.defined ids i orelse Inttab.defined iids i;
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   279
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   280
fun subthy thys = eq_thy thys orelse proper_subthy thys;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   281
16594
5d73fbf4eb1e added joinable;
wenzelm
parents: 16533
diff changeset
   282
fun joinable (thy1, thy2) = subthy (thy1, thy2) orelse subthy (thy2, thy1);
5d73fbf4eb1e added joinable;
wenzelm
parents: 16533
diff changeset
   283
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   284
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   285
(* theory references *)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   286
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   287
(*theory_ref provides a safe way to store dynamic references to a
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   288
  theory in external data structures -- a plain theory value would
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   289
  become stale as the self reference moves on*)
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   290
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   291
datatype theory_ref = TheoryRef of theory ref;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   292
16719
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
   293
val self_ref = TheoryRef o the_self o check_thy;
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   294
fun deref (TheoryRef (ref thy)) = thy;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   295
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   296
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   297
(* trivial merge *)    (*exception TERM*)
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   298
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   299
fun merge (thy1, thy2) =
16719
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
   300
  if eq_thy (thy1, thy2) then thy1
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
   301
  else if proper_subthy (thy2, thy1) then thy1
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
   302
  else if proper_subthy (thy1, thy2) then thy2
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   303
  else (check_merge thy1 thy2;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   304
    raise TERM (cat_lines ["Attempt to perform non-trivial merge of theories:",
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   305
      str_of_thy thy1, str_of_thy thy2], []));
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   306
16719
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
   307
fun merge_refs (ref1, ref2) =
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
   308
  if ref1 = ref2 then ref1
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
   309
  else self_ref (merge (deref ref1, deref ref2));
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   310
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   311
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   312
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   313
(** build theories **)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   314
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   315
(* primitives *)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   316
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   317
fun create_thy name self id ids iids data ancestry history =
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   318
  let
17756
d4a35f82fbb4 minor tweaks for Poplog/ML;
wenzelm
parents: 17412
diff changeset
   319
    val {version, name = _, intermediates = _} = history;
d4a35f82fbb4 minor tweaks for Poplog/ML;
wenzelm
parents: 17412
diff changeset
   320
    val intermediate = version > 0;
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   321
    val (ids', iids') = check_insert intermediate id (ids, iids);
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   322
    val id' = (serial (), name);
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   323
    val _ = check_insert intermediate id' (ids', iids');
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   324
    val identity' = make_identity self id' ids' iids';
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   325
  in vitalize (Theory (identity', data, ancestry, history)) end;
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   326
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   327
fun change_thy name f (thy as Theory ({self, id, ids, iids}, data, ancestry, history)) =
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   328
  let
16719
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
   329
    val _ = check_thy thy;
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   330
    val (self', data', ancestry') =
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   331
      if is_draft thy then (self, data, ancestry)    (*destructive change!*)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   332
      else if #version history > 0
18731
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
   333
      then (NONE, map_theory_data copy_data data, ancestry)
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
   334
      else (NONE, map_theory_data extend_data data,
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
   335
        make_ancestry [thy] (thy :: #ancestors ancestry));
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   336
    val data'' = f data';
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   337
  in create_thy name self' id ids iids data'' ancestry' history end;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   338
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   339
fun name_thy name = change_thy name I;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   340
val modify_thy = change_thy draftN;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   341
val extend_thy = modify_thy I;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   342
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   343
fun copy_thy (thy as Theory ({id, ids, iids, ...}, data, ancestry, history)) =
16719
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
   344
  (check_thy thy;
18731
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
   345
    create_thy draftN NONE id ids iids (map_theory_data copy_data data) ancestry history);
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   346
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   347
val pre_pure_thy = create_thy draftN NONE (serial (), draftN) Inttab.empty Inttab.empty
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   348
  (make_data Datatab.empty Datatab.empty) (make_ancestry [] []) (make_history ProtoPureN 0 []);
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   349
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   350
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   351
(* named theory nodes *)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   352
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   353
fun merge_thys pp (thy1, thy2) =
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   354
  if exists_name CPureN thy1 <> exists_name CPureN thy2 then
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   355
    error "Cannot merge Pure and CPure developments"
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   356
  else
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   357
    let
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   358
      val (ids, iids) = check_merge thy1 thy2;
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   359
      val data1 = data_of thy1 and data2 = data_of thy2;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   360
      val data = make_data
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   361
        (merge_data (pp thy1) (#theory data1, #theory data2))
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   362
        (Datatab.merge (K true) (#proof data1, #proof data2));
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   363
      val ancestry = make_ancestry [] [];
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   364
      val history = make_history "" 0 [];
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   365
    in create_thy draftN NONE (serial (), draftN) ids iids data ancestry history end;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   366
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   367
fun maximal_thys thys =
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   368
  thys |> filter (fn thy => not (exists (fn thy' => proper_subthy (thy, thy')) thys));
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   369
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   370
fun begin_thy pp name imports =
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   371
  if name = draftN then error ("Illegal theory name: " ^ quote draftN)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   372
  else
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   373
    let
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   374
      val parents =
19046
bc5c6c9b114e removed distinct, renamed gen_distinct to distinct;
wenzelm
parents: 19028
diff changeset
   375
        maximal_thys (distinct eq_thy (map check_thy imports));
22603
76c30440c9af added thy_ord -- order of creation;
wenzelm
parents: 22599
diff changeset
   376
      val ancestors = distinct eq_thy (parents @ maps ancestors_of parents);
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   377
      val Theory ({id, ids, iids, ...}, data, _, _) =
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   378
        (case parents of
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   379
          [] => error "No parent theories"
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   380
        | [thy] => extend_thy thy
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   381
        | thy :: thys => Library.foldl (merge_thys pp) (thy, thys));
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   382
      val ancestry = make_ancestry parents ancestors;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   383
      val history = make_history name 0 [];
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   384
    in create_thy draftN NONE id ids iids data ancestry history end;
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   385
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   386
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   387
(* undoable checkpoints *)
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   388
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   389
fun checkpoint_thy thy =
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   390
  if not (is_draft thy) then thy
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   391
  else
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   392
    let
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   393
      val {name, version, intermediates} = history_of thy;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   394
      val thy' as Theory (identity', data', ancestry', _) =
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   395
        name_thy (name ^ ":" ^ string_of_int version) thy;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   396
      val history' = make_history name (version + 1) (thy' :: intermediates);
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   397
    in vitalize (Theory (identity', data', ancestry', history')) end;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   398
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   399
fun finish_thy thy =
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   400
  let
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   401
    val {name, version, intermediates} = history_of thy;
16719
5c5eb939f6eb check_thy: less invocations, less verbose;
wenzelm
parents: 16594
diff changeset
   402
    val rs = map (the_self o check_thy) intermediates;
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   403
    val thy' as Theory ({self, id, ids, ...}, data', ancestry', _) = name_thy name thy;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   404
    val identity' = make_identity self id ids Inttab.empty;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   405
    val history' = make_history name 0 [];
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   406
    val thy'' = vitalize (Theory (identity', data', ancestry', history'));
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   407
    val _ = List.app (fn r => r := thy'') rs;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   408
  in thy'' end;
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   409
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   410
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   411
(* theory data *)
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   412
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   413
fun dest_data name_of tab =
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   414
  map name_of (Datatab.keys tab)
18931
427df66052a1 TableFun: renamed xxx_multi to xxx_list;
wenzelm
parents: 18731
diff changeset
   415
  |> map (rpair ()) |> Symtab.make_list |> Symtab.dest
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   416
  |> map (apsnd length)
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   417
  |> map (fn (name, 1) => name | (name, n) => name ^ enclose "[" "]" (string_of_int n));
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   418
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   419
val theory_data_of = dest_data invoke_name o #theory o data_of;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   420
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   421
structure TheoryData =
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   422
struct
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   423
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   424
val declare = declare_theory_data;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   425
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   426
fun get k dest thy =
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   427
  (case Datatab.lookup (#theory (data_of thy)) k of
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   428
    SOME x => (dest x handle Match =>
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   429
      error ("Failed to access theory data " ^ quote (invoke_name k)))
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   430
  | NONE => error ("Uninitialized theory data " ^ quote (invoke_name k)));
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   431
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   432
fun put k mk x = modify_thy (map_theory_data (Datatab.update (k, mk x)));
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   433
fun init k = put k I (invoke_empty k);
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   434
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   435
end;
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   437
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   438
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   439
(*** proof context ***)
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   440
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   441
(* datatype proof *)
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   442
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   443
datatype proof = Proof of theory_ref * Object.T Datatab.table;
17060
cca2f3938443 type proof: theory_ref instead of theory (make proof contexts independent entities);
wenzelm
parents: 16894
diff changeset
   444
cca2f3938443 type proof: theory_ref instead of theory (make proof contexts independent entities);
wenzelm
parents: 16894
diff changeset
   445
fun theory_of_proof (Proof (thy_ref, _)) = deref thy_ref;
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   446
fun data_of_proof (Proof (_, data)) = data;
17060
cca2f3938443 type proof: theory_ref instead of theory (make proof contexts independent entities);
wenzelm
parents: 16894
diff changeset
   447
fun map_prf f (Proof (thy_ref, data)) = Proof (thy_ref, f data);
cca2f3938443 type proof: theory_ref instead of theory (make proof contexts independent entities);
wenzelm
parents: 16894
diff changeset
   448
cca2f3938443 type proof: theory_ref instead of theory (make proof contexts independent entities);
wenzelm
parents: 16894
diff changeset
   449
fun transfer_proof thy' (prf as Proof (thy_ref, data)) =
cca2f3938443 type proof: theory_ref instead of theory (make proof contexts independent entities);
wenzelm
parents: 16894
diff changeset
   450
  if not (subthy (deref thy_ref, thy')) then
19815
4820c3d52548 fixed typo
haftmann
parents: 19678
diff changeset
   451
    error "transfer proof context: not a super theory"
17060
cca2f3938443 type proof: theory_ref instead of theory (make proof contexts independent entities);
wenzelm
parents: 16894
diff changeset
   452
  else Proof (self_ref thy', data);
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   453
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   454
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   455
(* proof data kinds *)
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   456
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   457
local
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   458
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   459
type kind =
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   460
 {name: string,
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   461
  init: theory -> Object.T};
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   462
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   463
val kinds = ref (Datatab.empty: kind Datatab.table);
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   464
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   465
fun invoke meth_name meth_fn k =
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   466
  (case Datatab.lookup (! kinds) k of
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   467
    SOME kind => meth_fn kind |> transform_failure (fn exn =>
17340
11f959f0fe6c replaced DATA_FAIL by EXCEPTION;
wenzelm
parents: 17221
diff changeset
   468
      EXCEPTION (exn, "Proof data method " ^ #name kind ^ "." ^ meth_name ^ " failed"))
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   469
  | NONE => sys_error ("Invalid proof data identifier " ^ string_of_int k));
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   470
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   471
fun invoke_name k = invoke "name" (K o #name) k ();
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   472
val invoke_init   = invoke "init" #init;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   473
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   474
in
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   475
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   476
val proof_data_of = dest_data invoke_name o #proof o data_of;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   477
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   478
fun init_proof thy =
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   479
  Proof (self_ref thy, Datatab.map' (fn k => fn _ => invoke_init k thy) (#proof (data_of thy)));
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   480
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   481
structure ProofData =
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   482
struct
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   483
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   484
fun declare name init =
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   485
  let
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   486
    val k = serial ();
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   487
    val kind = {name = name, init = init};
21962
279b129498b6 removed conditional combinator;
wenzelm
parents: 21660
diff changeset
   488
    val _ =
279b129498b6 removed conditional combinator;
wenzelm
parents: 21660
diff changeset
   489
      if Datatab.exists (equal name o #name o #2) (! kinds) then
279b129498b6 removed conditional combinator;
wenzelm
parents: 21660
diff changeset
   490
        warning ("Duplicate declaration of proof data " ^ quote name)
279b129498b6 removed conditional combinator;
wenzelm
parents: 21660
diff changeset
   491
      else ();
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   492
    val _ = change kinds (Datatab.update (k, kind));
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   493
  in k end;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   494
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   495
fun init k = modify_thy (map_proof_data (Datatab.update (k, ())));
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   496
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   497
fun get k dest prf =
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   498
  (case Datatab.lookup (data_of_proof prf) k of
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   499
    SOME x => (dest x handle Match =>
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   500
      error ("Failed to access proof data " ^ quote (invoke_name k)))
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   501
  | NONE => error ("Uninitialized proof data " ^ quote (invoke_name k)));
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   502
19028
6c238953f66c structure Datatab: private copy avoids potential conflict of table exceptions;
wenzelm
parents: 18931
diff changeset
   503
fun put k mk x = map_prf (Datatab.update (k, mk x));
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   504
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   505
end;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   506
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   507
end;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   508
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   509
18632
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   510
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   511
(*** generic context ***)
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   512
18632
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   513
datatype generic = Theory of theory | Proof of proof;
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   514
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   515
fun cases f _ (Theory thy) = f thy
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   516
  | cases _ g (Proof prf) = g prf;
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   517
19678
d1a15431de34 added mapping;
wenzelm
parents: 19482
diff changeset
   518
fun mapping f g = cases (Theory o f) (Proof o g);
21660
c86b761d6c06 added mapping_result;
wenzelm
parents: 21518
diff changeset
   519
fun mapping_result f g = cases (apsnd Theory o f) (apsnd Proof o g);
19678
d1a15431de34 added mapping;
wenzelm
parents: 19482
diff changeset
   520
18731
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
   521
val the_theory = cases I (fn _ => raise Fail "Ill-typed context: theory expected");
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
   522
val the_proof = cases (fn _ => raise Fail "Ill-typed context: proof expected") I;
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   523
18731
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
   524
fun map_theory f = Theory o f o the_theory;
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
   525
fun map_proof f = Proof o f o the_proof;
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
   526
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
   527
fun theory_map f = the_theory o f o Theory;
3989c3c41983 rename map_theory/proof to theory/proof_map;
wenzelm
parents: 18711
diff changeset
   528
fun proof_map f = the_proof o f o Proof;
18665
5198a2c4c00e added map_theory, map_proof;
wenzelm
parents: 18632
diff changeset
   529
18632
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   530
val theory_of = cases I theory_of_proof;
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   531
val proof_of = cases init_proof I;
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   532
22085
c138cfd500f7 ML context: full generic context, tuned signature;
wenzelm
parents: 21962
diff changeset
   533
c138cfd500f7 ML context: full generic context, tuned signature;
wenzelm
parents: 21962
diff changeset
   534
22095
07875394618e moved ML context stuff to from Context to ML_Context;
wenzelm
parents: 22085
diff changeset
   535
(** delayed theory setup **)
22085
c138cfd500f7 ML context: full generic context, tuned signature;
wenzelm
parents: 21962
diff changeset
   536
c138cfd500f7 ML context: full generic context, tuned signature;
wenzelm
parents: 21962
diff changeset
   537
local
c138cfd500f7 ML context: full generic context, tuned signature;
wenzelm
parents: 21962
diff changeset
   538
  val setup_fn = ref (I: theory -> theory);
c138cfd500f7 ML context: full generic context, tuned signature;
wenzelm
parents: 21962
diff changeset
   539
in
c138cfd500f7 ML context: full generic context, tuned signature;
wenzelm
parents: 21962
diff changeset
   540
  fun add_setup f = setup_fn := (! setup_fn #> f);
c138cfd500f7 ML context: full generic context, tuned signature;
wenzelm
parents: 21962
diff changeset
   541
  fun setup () = let val f = ! setup_fn in setup_fn := I; f end;
c138cfd500f7 ML context: full generic context, tuned signature;
wenzelm
parents: 21962
diff changeset
   542
end;
c138cfd500f7 ML context: full generic context, tuned signature;
wenzelm
parents: 21962
diff changeset
   543
6185
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
   544
end;
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
   545
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
   546
structure BasicContext: BASIC_CONTEXT = Context;
11bf7a8b6a02 Global theory context (used to be in Thy/context.ML);
wenzelm
parents:
diff changeset
   547
open BasicContext;
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   548
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   549
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   550
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   551
(*** type-safe interfaces for data declarations ***)
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   552
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   553
(** theory data **)
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   554
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   555
signature THEORY_DATA_ARGS =
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   556
sig
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   557
  val name: string
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   558
  type T
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   559
  val empty: T
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   560
  val copy: T -> T
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   561
  val extend: T -> T
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   562
  val merge: Pretty.pp -> T * T -> T
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   563
  val print: theory -> T -> unit
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   564
end;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   565
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   566
signature THEORY_DATA =
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   567
sig
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   568
  type T
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   569
  val init: theory -> theory
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   570
  val print: theory -> unit
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   571
  val get: theory -> T
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   572
  val put: T -> theory -> theory
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   573
  val map: (T -> T) -> theory -> theory
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   574
end;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   575
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   576
functor TheoryDataFun(Data: THEORY_DATA_ARGS): THEORY_DATA =
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   577
struct
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   578
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   579
structure TheoryData = Context.TheoryData;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   580
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   581
type T = Data.T;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   582
exception Data of T;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   583
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   584
val kind = TheoryData.declare Data.name
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   585
  (Data Data.empty)
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   586
  (fn Data x => Data (Data.copy x))
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   587
  (fn Data x => Data (Data.extend x))
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   588
  (fn pp => fn (Data x1, Data x2) => Data (Data.merge pp (x1, x2)));
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   589
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   590
val init = TheoryData.init kind;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   591
val get = TheoryData.get kind (fn Data x => x);
16489
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   592
val get_sg = get;
f66ab8a4e98f improved treatment of intermediate checkpoints: actual copy
wenzelm
parents: 16436
diff changeset
   593
fun print thy = Data.print thy (get thy);
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   594
val put = TheoryData.put kind Data;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   595
fun map f thy = put (f (get thy)) thy;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   596
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   597
end;
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   598
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   599
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   600
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   601
(** proof data **)
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   602
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   603
signature PROOF_DATA_ARGS =
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   604
sig
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   605
  val name: string
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   606
  type T
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   607
  val init: theory -> T
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   608
  val print: Context.proof -> T -> unit
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   609
end;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   610
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   611
signature PROOF_DATA =
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   612
sig
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   613
  type T
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   614
  val init: theory -> theory
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   615
  val print: Context.proof -> unit
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   616
  val get: Context.proof -> T
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   617
  val put: T -> Context.proof -> Context.proof
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   618
  val map: (T -> T) -> Context.proof -> Context.proof
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   619
end;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   620
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   621
functor ProofDataFun(Data: PROOF_DATA_ARGS): PROOF_DATA =
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   622
struct
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   623
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   624
structure ProofData = Context.ProofData;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   625
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   626
type T = Data.T;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   627
exception Data of T;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   628
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   629
val kind = ProofData.declare Data.name (Data o Data.init);
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   630
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   631
val init = ProofData.init kind;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   632
val get = ProofData.get kind (fn Data x => x);
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   633
fun print prf = Data.print prf (get prf);
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   634
val put = ProofData.put kind Data;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   635
fun map f prf = put (f (get prf)) prf;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   636
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   637
end;
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   638
18632
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   639
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   640
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   641
(** generic data **)
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   642
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   643
signature GENERIC_DATA_ARGS =
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   644
sig
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   645
  val name: string
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   646
  type T
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   647
  val empty: T
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   648
  val extend: T -> T
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   649
  val merge: Pretty.pp -> T * T -> T
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   650
  val print: Context.generic -> T -> unit
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   651
end;
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   652
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   653
signature GENERIC_DATA =
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   654
sig
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   655
  type T
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   656
  val init: theory -> theory
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   657
  val get: Context.generic -> T
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   658
  val put: T -> Context.generic -> Context.generic
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   659
  val map: (T -> T) -> Context.generic -> Context.generic
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   660
  val print: Context.generic -> unit
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   661
end;
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   662
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   663
functor GenericDataFun(Data: GENERIC_DATA_ARGS): GENERIC_DATA =
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   664
struct
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   665
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   666
structure ThyData = TheoryDataFun(open Data val copy = I fun print _ _ = ());
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   667
structure PrfData =
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   668
  ProofDataFun(val name = Data.name type T = Data.T val init = ThyData.get fun print _ _ = ());
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   669
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   670
type T = Data.T;
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   671
val init = ThyData.init #> PrfData.init;
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   672
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   673
fun get (Context.Theory thy) = ThyData.get thy
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   674
  | get (Context.Proof prf) = PrfData.get prf;
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   675
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   676
fun put x (Context.Theory thy) = Context.Theory (ThyData.put x thy)
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   677
  | put x (Context.Proof prf) = Context.Proof (PrfData.put x prf);
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   678
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   679
fun map f ctxt = put (f (get ctxt)) ctxt;
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   680
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   681
fun print ctxt = Data.print ctxt (get ctxt);
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   682
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   683
end;
3149c6abe876 support for generic contexts with data;
wenzelm
parents: 17756
diff changeset
   684
16533
f1152f75f6fc begin_thy: merge maximal imports;
wenzelm
parents: 16489
diff changeset
   685
(*hide private interface*)
16436
7eb6b6cbd166 added type theory: generic theory contexts with unique identity,
wenzelm
parents: 15801
diff changeset
   686
structure Context: CONTEXT = Context;
20297
a9a917b356af fake predeclaration of type Proof.context;
wenzelm
parents: 19815
diff changeset
   687
21518
571b8cd087f8 fake predeclaration of structure ProofContext;
wenzelm
parents: 20926
diff changeset
   688
(*fake predeclarations*)
20297
a9a917b356af fake predeclaration of type Proof.context;
wenzelm
parents: 19815
diff changeset
   689
structure Proof = struct type context = Context.proof end;
21518
571b8cd087f8 fake predeclaration of structure ProofContext;
wenzelm
parents: 20926
diff changeset
   690
structure ProofContext =
571b8cd087f8 fake predeclaration of structure ProofContext;
wenzelm
parents: 20926
diff changeset
   691
struct val theory_of = Context.theory_of_proof val init = Context.init_proof end;