src/HOL/Tools/recdef_package.ML
author wenzelm
Mon, 07 May 2007 00:49:59 +0200
changeset 22846 fb79144af9a3
parent 22360 26ead7ed4f4b
child 24039 273698405054
permissions -rw-r--r--
simplified DataFun interfaces;
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
6429
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
     1
(*  Title:      HOL/Tools/recdef_package.ML
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
     2
    ID:         $Id$
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
     3
    Author:     Markus Wenzel, TU Muenchen
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
     4
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
     5
Wrapper module for Konrad Slind's TFL package.
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
     6
*)
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
     7
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
     8
signature RECDEF_PACKAGE =
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
     9
sig
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
    10
  val quiet_mode: bool ref
8657
b9475dad85ed recdef: admit names/atts;
wenzelm
parents: 8625
diff changeset
    11
  val get_recdef: theory -> string
b9475dad85ed recdef: admit names/atts;
wenzelm
parents: 8625
diff changeset
    12
    -> {simps: thm list, rules: thm list list, induct: thm, tcs: term list} option
21505
13d4dba99337 prefer Proof.context over Context.generic;
wenzelm
parents: 21434
diff changeset
    13
  val get_hints: Proof.context -> {simps: thm list, congs: (string * thm) list, wfs: thm list}
18728
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
    14
  val simp_add: attribute
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
    15
  val simp_del: attribute
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
    16
  val cong_add: attribute
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
    17
  val cong_del: attribute
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
    18
  val wf_add: attribute
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
    19
  val wf_del: attribute
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15574
diff changeset
    20
  val add_recdef: bool -> xstring -> string -> ((bstring * string) * Attrib.src list) list ->
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15574
diff changeset
    21
    Attrib.src option -> theory -> theory
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    22
      * {simps: thm list, rules: thm list list, induct: thm, tcs: term list}
18728
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
    23
  val add_recdef_i: bool -> xstring -> term -> ((bstring * term) * attribute list) list ->
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    24
    theory -> theory * {simps: thm list, rules: thm list list, induct: thm, tcs: term list}
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15574
diff changeset
    25
  val defer_recdef: xstring -> string list -> (thmref * Attrib.src list) list
6557
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
    26
    -> theory -> theory * {induct_rules: thm}
18728
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
    27
  val defer_recdef_i: xstring -> term list -> (thm list * attribute list) list
6557
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
    28
    -> theory -> theory * {induct_rules: thm}
21351
1fb804b96d7c recdef_tc(_i): local_theory interface via Specification.theorem_i;
wenzelm
parents: 21098
diff changeset
    29
  val recdef_tc: bstring * Attrib.src list -> xstring -> int option -> local_theory -> Proof.state
1fb804b96d7c recdef_tc(_i): local_theory interface via Specification.theorem_i;
wenzelm
parents: 21098
diff changeset
    30
  val recdef_tc_i: bstring * Attrib.src list -> string -> int option -> local_theory -> Proof.state
18708
4b3dadb4fe33 setup: theory -> theory;
wenzelm
parents: 18688
diff changeset
    31
  val setup: theory -> theory
6429
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
    32
end;
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
    33
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
    34
structure RecdefPackage: RECDEF_PACKAGE =
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
    35
struct
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
    36
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
    37
val quiet_mode = Tfl.quiet_mode;
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
    38
val message = Tfl.message;
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
    39
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
    40
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    41
(** recdef hints **)
6439
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
    42
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    43
(* type hints *)
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    44
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    45
type hints = {simps: thm list, congs: (string * thm) list, wfs: thm list};
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    46
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    47
fun mk_hints (simps, congs, wfs) = {simps = simps, congs = congs, wfs = wfs}: hints;
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    48
fun map_hints f ({simps, congs, wfs}: hints) = mk_hints (f (simps, congs, wfs));
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    49
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    50
fun map_simps f = map_hints (fn (simps, congs, wfs) => (f simps, congs, wfs));
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    51
fun map_congs f = map_hints (fn (simps, congs, wfs) => (simps, f congs, wfs));
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    52
fun map_wfs f = map_hints (fn (simps, congs, wfs) => (simps, congs, f wfs));
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    53
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    54
fun pretty_hints ({simps, congs, wfs}: hints) =
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    55
 [Pretty.big_list "recdef simp hints:" (map Display.pretty_thm simps),
21098
d0d8a48ae4e6 switched merge_alists'' to AList.merge'' whenever appropriate
haftmann
parents: 21078
diff changeset
    56
  Pretty.big_list "recdef cong hints:" (map Display.pretty_thm (map snd congs)),
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    57
  Pretty.big_list "recdef wf hints:" (map Display.pretty_thm wfs)];
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    58
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    59
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    60
(* congruence rules *)
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    61
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    62
local
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    63
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    64
val cong_head =
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    65
  fst o Term.dest_Const o Term.head_of o fst o Logic.dest_equals o Thm.concl_of;
6439
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
    66
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    67
fun prep_cong raw_thm =
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    68
  let val thm = safe_mk_meta_eq raw_thm in (cong_head thm, thm) end;
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    69
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    70
in
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    71
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    72
fun add_cong raw_thm congs =
21098
d0d8a48ae4e6 switched merge_alists'' to AList.merge'' whenever appropriate
haftmann
parents: 21078
diff changeset
    73
  let
d0d8a48ae4e6 switched merge_alists'' to AList.merge'' whenever appropriate
haftmann
parents: 21078
diff changeset
    74
    val (c, thm) = prep_cong raw_thm;
d0d8a48ae4e6 switched merge_alists'' to AList.merge'' whenever appropriate
haftmann
parents: 21078
diff changeset
    75
    val _ = if AList.defined (op =) congs c
d0d8a48ae4e6 switched merge_alists'' to AList.merge'' whenever appropriate
haftmann
parents: 21078
diff changeset
    76
      then warning ("Overwriting recdef congruence rule for " ^ quote c)
d0d8a48ae4e6 switched merge_alists'' to AList.merge'' whenever appropriate
haftmann
parents: 21078
diff changeset
    77
      else ();
d0d8a48ae4e6 switched merge_alists'' to AList.merge'' whenever appropriate
haftmann
parents: 21078
diff changeset
    78
  in AList.update (op =) (c, thm) congs end;
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    79
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    80
fun del_cong raw_thm congs =
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    81
  let
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    82
    val (c, thm) = prep_cong raw_thm;
21098
d0d8a48ae4e6 switched merge_alists'' to AList.merge'' whenever appropriate
haftmann
parents: 21078
diff changeset
    83
    val _ = if AList.defined (op =) congs c
d0d8a48ae4e6 switched merge_alists'' to AList.merge'' whenever appropriate
haftmann
parents: 21078
diff changeset
    84
      then ()
d0d8a48ae4e6 switched merge_alists'' to AList.merge'' whenever appropriate
haftmann
parents: 21078
diff changeset
    85
      else warning ("No recdef congruence rule for " ^ quote c);
d0d8a48ae4e6 switched merge_alists'' to AList.merge'' whenever appropriate
haftmann
parents: 21078
diff changeset
    86
  in AList.delete (op =) c congs end;
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    87
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    88
end;
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    89
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    90
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    91
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    92
(** global and local recdef data **)
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
    93
17920
5c3e9415c653 removed obsolete add_recdef_old;
wenzelm
parents: 17593
diff changeset
    94
(* theory data *)
6439
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
    95
8657
b9475dad85ed recdef: admit names/atts;
wenzelm
parents: 8625
diff changeset
    96
type recdef_info = {simps: thm list, rules: thm list list, induct: thm, tcs: term list};
6439
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
    97
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16364
diff changeset
    98
structure GlobalRecdefData = TheoryDataFun
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22360
diff changeset
    99
(
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   100
  type T = recdef_info Symtab.table * hints;
9879
a1fcaf2d080d make SML/NJ happy;
wenzelm
parents: 9876
diff changeset
   101
  val empty = (Symtab.empty, mk_hints ([], [], [])): T;
6557
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   102
  val copy = I;
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16364
diff changeset
   103
  val extend = I;
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16364
diff changeset
   104
  fun merge _
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   105
   ((tab1, {simps = simps1, congs = congs1, wfs = wfs1}),
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16364
diff changeset
   106
    (tab2, {simps = simps2, congs = congs2, wfs = wfs2})) : T =
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   107
      (Symtab.merge (K true) (tab1, tab2),
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   108
        mk_hints (Drule.merge_rules (simps1, simps2),
22360
26ead7ed4f4b moved eq_thm etc. to structure Thm in Pure/more_thm.ML;
wenzelm
parents: 22101
diff changeset
   109
          AList.merge (op =) Thm.eq_thm (congs1, congs2),
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   110
          Drule.merge_rules (wfs1, wfs2)));
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22360
diff changeset
   111
);
6439
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   112
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17336
diff changeset
   113
val get_recdef = Symtab.lookup o #1 o GlobalRecdefData.get;
6439
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   114
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   115
fun put_recdef name info thy =
6429
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   116
  let
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   117
    val (tab, hints) = GlobalRecdefData.get thy;
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17336
diff changeset
   118
    val tab' = Symtab.update_new (name, info) tab
6439
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   119
      handle Symtab.DUP _ => error ("Duplicate recursive function definition " ^ quote name);
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   120
  in GlobalRecdefData.put (tab', hints) thy end;
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   121
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   122
val get_global_hints = #2 o GlobalRecdefData.get;
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   123
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   124
17920
5c3e9415c653 removed obsolete add_recdef_old;
wenzelm
parents: 17593
diff changeset
   125
(* proof data *)
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   126
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16364
diff changeset
   127
structure LocalRecdefData = ProofDataFun
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22360
diff changeset
   128
(
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   129
  type T = hints;
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   130
  val init = get_global_hints;
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22360
diff changeset
   131
);
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   132
21505
13d4dba99337 prefer Proof.context over Context.generic;
wenzelm
parents: 21434
diff changeset
   133
val get_hints = LocalRecdefData.get;
13d4dba99337 prefer Proof.context over Context.generic;
wenzelm
parents: 21434
diff changeset
   134
fun map_hints f = Context.mapping (GlobalRecdefData.map (apsnd f)) (LocalRecdefData.map f);
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   135
20291
c82b667b6dcc export get_hints;
wenzelm
parents: 19770
diff changeset
   136
c82b667b6dcc export get_hints;
wenzelm
parents: 19770
diff changeset
   137
(* attributes *)
c82b667b6dcc export get_hints;
wenzelm
parents: 19770
diff changeset
   138
18728
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   139
fun attrib f = Thm.declaration_attribute (map_hints o f);
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   140
18688
abf0f018b5ec generic attributes;
wenzelm
parents: 18418
diff changeset
   141
val simp_add = attrib (map_simps o Drule.add_rule);
abf0f018b5ec generic attributes;
wenzelm
parents: 18418
diff changeset
   142
val simp_del = attrib (map_simps o Drule.del_rule);
abf0f018b5ec generic attributes;
wenzelm
parents: 18418
diff changeset
   143
val cong_add = attrib (map_congs o add_cong);
abf0f018b5ec generic attributes;
wenzelm
parents: 18418
diff changeset
   144
val cong_del = attrib (map_congs o del_cong);
abf0f018b5ec generic attributes;
wenzelm
parents: 18418
diff changeset
   145
val wf_add = attrib (map_wfs o Drule.add_rule);
abf0f018b5ec generic attributes;
wenzelm
parents: 18418
diff changeset
   146
val wf_del = attrib (map_wfs o Drule.del_rule);
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   147
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   148
9949
1741a61d4b33 tuned recdef hints;
wenzelm
parents: 9893
diff changeset
   149
(* modifiers *)
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   150
9949
1741a61d4b33 tuned recdef hints;
wenzelm
parents: 9893
diff changeset
   151
val recdef_simpN = "recdef_simp";
1741a61d4b33 tuned recdef hints;
wenzelm
parents: 9893
diff changeset
   152
val recdef_congN = "recdef_cong";
1741a61d4b33 tuned recdef hints;
wenzelm
parents: 9893
diff changeset
   153
val recdef_wfN = "recdef_wf";
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   154
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   155
val recdef_modifiers =
18728
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   156
 [Args.$$$ recdef_simpN -- Args.colon >> K ((I, simp_add): Method.modifier),
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   157
  Args.$$$ recdef_simpN -- Args.add -- Args.colon >> K (I, simp_add),
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   158
  Args.$$$ recdef_simpN -- Args.del -- Args.colon >> K (I, simp_del),
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   159
  Args.$$$ recdef_congN -- Args.colon >> K (I, cong_add),
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   160
  Args.$$$ recdef_congN -- Args.add -- Args.colon >> K (I, cong_add),
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   161
  Args.$$$ recdef_congN -- Args.del -- Args.colon >> K (I, cong_del),
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   162
  Args.$$$ recdef_wfN -- Args.colon >> K (I, wf_add),
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   163
  Args.$$$ recdef_wfN -- Args.add -- Args.colon >> K (I, wf_add),
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   164
  Args.$$$ recdef_wfN -- Args.del -- Args.colon >> K (I, wf_del)] @
9949
1741a61d4b33 tuned recdef hints;
wenzelm
parents: 9893
diff changeset
   165
  Clasimp.clasimp_modifiers;
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   166
9949
1741a61d4b33 tuned recdef hints;
wenzelm
parents: 9893
diff changeset
   167
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   168
9949
1741a61d4b33 tuned recdef hints;
wenzelm
parents: 9893
diff changeset
   169
(** prepare_hints(_i) **)
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   170
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   171
fun prepare_hints thy opt_src =
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   172
  let
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   173
    val ctxt0 = ProofContext.init thy;
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   174
    val ctxt =
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   175
      (case opt_src of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15458
diff changeset
   176
        NONE => ctxt0
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15458
diff changeset
   177
      | SOME src => Method.only_sectioned_args recdef_modifiers I src ctxt0);
21505
13d4dba99337 prefer Proof.context over Context.generic;
wenzelm
parents: 21434
diff changeset
   178
    val {simps, congs, wfs} = get_hints ctxt;
15032
02aed07e01bf local_cla/simpset_of;
wenzelm
parents: 14981
diff changeset
   179
    val cs = local_claset_of ctxt;
02aed07e01bf local_cla/simpset_of;
wenzelm
parents: 14981
diff changeset
   180
    val ss = local_simpset_of ctxt addsimps simps;
21098
d0d8a48ae4e6 switched merge_alists'' to AList.merge'' whenever appropriate
haftmann
parents: 21078
diff changeset
   181
  in (cs, ss, rev (map snd congs), wfs) end;
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   182
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   183
fun prepare_hints_i thy () =
15032
02aed07e01bf local_cla/simpset_of;
wenzelm
parents: 14981
diff changeset
   184
  let
02aed07e01bf local_cla/simpset_of;
wenzelm
parents: 14981
diff changeset
   185
    val ctxt0 = ProofContext.init thy;
02aed07e01bf local_cla/simpset_of;
wenzelm
parents: 14981
diff changeset
   186
    val {simps, congs, wfs} = get_global_hints thy;
21098
d0d8a48ae4e6 switched merge_alists'' to AList.merge'' whenever appropriate
haftmann
parents: 21078
diff changeset
   187
  in (local_claset_of ctxt0, local_simpset_of ctxt0 addsimps simps, rev (map snd congs), wfs) end;
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   188
6439
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   189
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   190
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   191
(** add_recdef(_i) **)
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   192
6557
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   193
fun requires_recdef thy = Theory.requires thy "Recdef" "recursive functions";
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   194
17920
5c3e9415c653 removed obsolete add_recdef_old;
wenzelm
parents: 17593
diff changeset
   195
fun gen_add_recdef tfl_fn prep_att prep_hints not_permissive raw_name R eq_srcs hints thy =
6439
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   196
  let
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   197
    val _ = requires_recdef thy;
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   198
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16364
diff changeset
   199
    val name = Sign.intern_const thy raw_name;
6439
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   200
    val bname = Sign.base_name name;
6429
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   201
    val _ = message ("Defining recursive function " ^ quote name ^ " ...");
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   202
8657
b9475dad85ed recdef: admit names/atts;
wenzelm
parents: 8625
diff changeset
   203
    val ((eq_names, eqs), raw_eq_atts) = apfst split_list (split_list eq_srcs);
b9475dad85ed recdef: admit names/atts;
wenzelm
parents: 8625
diff changeset
   204
    val eq_atts = map (map (prep_att thy)) raw_eq_atts;
b9475dad85ed recdef: admit names/atts;
wenzelm
parents: 8625
diff changeset
   205
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   206
    val (cs, ss, congs, wfs) = prep_hints thy hints;
14241
dfae7eb2830c Prevent recdef from looping when the inductio rule is simplified
paulson
parents: 12876
diff changeset
   207
    (*We must remove imp_cong to prevent looping when the induction rule
dfae7eb2830c Prevent recdef from looping when the inductio rule is simplified
paulson
parents: 12876
diff changeset
   208
      is simplified. Many induction rules have nested implications that would
dfae7eb2830c Prevent recdef from looping when the inductio rule is simplified
paulson
parents: 12876
diff changeset
   209
      give rise to looping conditional rewriting.*)
dfae7eb2830c Prevent recdef from looping when the inductio rule is simplified
paulson
parents: 12876
diff changeset
   210
    val (thy, {rules = rules_idx, induct, tcs}) =
17920
5c3e9415c653 removed obsolete add_recdef_old;
wenzelm
parents: 17593
diff changeset
   211
        tfl_fn not_permissive thy cs (ss delcongs [imp_cong])
14241
dfae7eb2830c Prevent recdef from looping when the inductio rule is simplified
paulson
parents: 12876
diff changeset
   212
               congs wfs name R eqs;
21098
d0d8a48ae4e6 switched merge_alists'' to AList.merge'' whenever appropriate
haftmann
parents: 21078
diff changeset
   213
    val rules = (map o map) fst (partition_eq (eq_snd (op = : int * int -> bool)) rules_idx);
18728
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   214
    val simp_att = if null tcs then [Simplifier.simp_add, RecfunCodegen.add NONE] else [];
8657
b9475dad85ed recdef: admit names/atts;
wenzelm
parents: 8625
diff changeset
   215
18377
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 17920
diff changeset
   216
    val ((simps' :: rules', [induct']), thy) =
7798
42e94b618f34 return stored thms with proper naming in derivation;
wenzelm
parents: 7262
diff changeset
   217
      thy
6439
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   218
      |> Theory.add_path bname
18688
abf0f018b5ec generic attributes;
wenzelm
parents: 18418
diff changeset
   219
      |> PureThy.add_thmss
abf0f018b5ec generic attributes;
wenzelm
parents: 18418
diff changeset
   220
        ((("simps", List.concat rules), simp_att) :: ((eq_names ~~ rules) ~~ eq_atts))
18377
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 17920
diff changeset
   221
      ||>> PureThy.add_thms [(("induct", induct), [])];
8657
b9475dad85ed recdef: admit names/atts;
wenzelm
parents: 8625
diff changeset
   222
    val result = {simps = simps', rules = rules', induct = induct', tcs = tcs};
7798
42e94b618f34 return stored thms with proper naming in derivation;
wenzelm
parents: 7262
diff changeset
   223
    val thy =
42e94b618f34 return stored thms with proper naming in derivation;
wenzelm
parents: 7262
diff changeset
   224
      thy
6439
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   225
      |> put_recdef name result
6429
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   226
      |> Theory.parent_path;
7798
42e94b618f34 return stored thms with proper naming in derivation;
wenzelm
parents: 7262
diff changeset
   227
  in (thy, result) end;
6429
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   228
18728
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   229
val add_recdef = gen_add_recdef Tfl.define Attrib.attribute prepare_hints;
11629
481148b273b5 permissive option;
wenzelm
parents: 10775
diff changeset
   230
fun add_recdef_i x y z w = gen_add_recdef Tfl.define_i (K I) prepare_hints_i x y z w ();
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   231
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   232
6557
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   233
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   234
(** defer_recdef(_i) **)
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   235
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   236
fun gen_defer_recdef tfl_fn app_thms raw_name eqs raw_congs thy =
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   237
  let
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16364
diff changeset
   238
    val name = Sign.intern_const thy raw_name;
6557
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   239
    val bname = Sign.base_name name;
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   240
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   241
    val _ = requires_recdef thy;
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   242
    val _ = message ("Deferred recursive function " ^ quote name ^ " ...");
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   243
18418
bf448d999b7e re-arranged tuples (theory * 'a) to ('a * theory) in Pure
haftmann
parents: 18377
diff changeset
   244
    val (congs, thy1) = thy |> app_thms raw_congs;
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   245
    val (thy2, induct_rules) = tfl_fn thy1 congs name eqs;
18377
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 17920
diff changeset
   246
    val ([induct_rules'], thy3) =
6557
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   247
      thy2
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   248
      |> Theory.add_path bname
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   249
      |> PureThy.add_thms [(("induct_rules", induct_rules), [])]
18377
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 17920
diff changeset
   250
      ||> Theory.parent_path;
8430
dbd897e0d804 adapted to new PureThy.add_thms etc.;
wenzelm
parents: 7798
diff changeset
   251
  in (thy3, {induct_rules = induct_rules'}) end;
6557
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   252
21351
1fb804b96d7c recdef_tc(_i): local_theory interface via Specification.theorem_i;
wenzelm
parents: 21098
diff changeset
   253
val defer_recdef = gen_defer_recdef Tfl.defer IsarCmd.apply_theorems;
1fb804b96d7c recdef_tc(_i): local_theory interface via Specification.theorem_i;
wenzelm
parents: 21098
diff changeset
   254
val defer_recdef_i = gen_defer_recdef Tfl.defer_i IsarCmd.apply_theorems_i;
6557
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   255
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   256
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   257
10775
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   258
(** recdef_tc(_i) **)
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   259
21351
1fb804b96d7c recdef_tc(_i): local_theory interface via Specification.theorem_i;
wenzelm
parents: 21098
diff changeset
   260
fun gen_recdef_tc prep_att prep_name (bname, raw_atts) raw_name opt_i lthy =
10775
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   261
  let
21351
1fb804b96d7c recdef_tc(_i): local_theory interface via Specification.theorem_i;
wenzelm
parents: 21098
diff changeset
   262
    val thy = ProofContext.theory_of lthy;
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16364
diff changeset
   263
    val name = prep_name thy raw_name;
10775
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   264
    val atts = map (prep_att thy) raw_atts;
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   265
    val tcs =
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   266
      (case get_recdef thy name of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15458
diff changeset
   267
        NONE => error ("No recdef definition of constant: " ^ quote name)
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15458
diff changeset
   268
      | SOME {tcs, ...} => tcs);
21351
1fb804b96d7c recdef_tc(_i): local_theory interface via Specification.theorem_i;
wenzelm
parents: 21098
diff changeset
   269
    val i = the_default 1 opt_i;
1fb804b96d7c recdef_tc(_i): local_theory interface via Specification.theorem_i;
wenzelm
parents: 21098
diff changeset
   270
    val tc = nth tcs (i - 1) handle Subscript =>
10775
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   271
      error ("No termination condition #" ^ string_of_int i ^
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   272
        " in recdef definition of " ^ quote name);
21351
1fb804b96d7c recdef_tc(_i): local_theory interface via Specification.theorem_i;
wenzelm
parents: 21098
diff changeset
   273
  in
21434
944f80576be0 simplified Proof.theorem(_i);
wenzelm
parents: 21351
diff changeset
   274
    Specification.theorem_i Thm.internalK NONE (K I) (bname, atts)
21351
1fb804b96d7c recdef_tc(_i): local_theory interface via Specification.theorem_i;
wenzelm
parents: 21098
diff changeset
   275
      [] (Element.Shows [(("", []), [(HOLogic.mk_Trueprop tc, [])])]) lthy
1fb804b96d7c recdef_tc(_i): local_theory interface via Specification.theorem_i;
wenzelm
parents: 21098
diff changeset
   276
  end;
10775
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   277
21351
1fb804b96d7c recdef_tc(_i): local_theory interface via Specification.theorem_i;
wenzelm
parents: 21098
diff changeset
   278
val recdef_tc = gen_recdef_tc Attrib.intern_src Sign.intern_const;
10775
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   279
val recdef_tc_i = gen_recdef_tc (K I) (K I);
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   280
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   281
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   282
6439
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   283
(** package setup **)
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   284
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   285
(* setup theory *)
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   286
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   287
val setup =
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   288
  Attrib.add_attributes
18728
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   289
   [(recdef_simpN, Attrib.add_del_args simp_add simp_del, "declaration of recdef simp rule"),
19770
be5c23ebe1eb HOL/Tools/function_package: Added support for mutual recursive definitions.
krauss
parents: 19686
diff changeset
   290
    (recdef_congN, Attrib.add_del_args cong_add cong_del, "declaration of recdef cong rule"),
18728
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
   291
    (recdef_wfN, Attrib.add_del_args wf_add wf_del, "declaration of recdef wf rule")];
6439
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   292
7eea9f25dc49 'HOL/recdef' theory data;
wenzelm
parents: 6429
diff changeset
   293
6429
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   294
(* outer syntax *)
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   295
17057
0934ac31985f OuterKeyword;
wenzelm
parents: 16646
diff changeset
   296
local structure P = OuterParse and K = OuterKeyword in
6429
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   297
9859
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   298
val hints =
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   299
  P.$$$ "(" |-- P.!!! (P.position (P.$$$ "hints" -- P.arguments) --| P.$$$ ")") >> Args.src;
2cd338998b53 recdef hints (attributes and modifiers);
wenzelm
parents: 9652
diff changeset
   300
6429
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   301
val recdef_decl =
11629
481148b273b5 permissive option;
wenzelm
parents: 10775
diff changeset
   302
  Scan.optional (P.$$$ "(" -- P.!!! (P.$$$ "permissive" -- P.$$$ ")") >> K false) true --
22101
6d13239d5f52 moved parts of OuterParse to SpecParse;
wenzelm
parents: 21505
diff changeset
   303
  P.name -- P.term -- Scan.repeat1 (SpecParse.opt_thm_name ":" -- P.prop) -- Scan.option hints
11629
481148b273b5 permissive option;
wenzelm
parents: 10775
diff changeset
   304
  >> (fn ((((p, f), R), eqs), src) => #1 o add_recdef p f R (map P.triple_swap eqs) src);
6429
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   305
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   306
val recdefP =
6723
f342449d73ca outer syntax keyword classification;
wenzelm
parents: 6576
diff changeset
   307
  OuterSyntax.command "recdef" "define general recursive functions (TFL)" K.thy_decl
6429
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   308
    (recdef_decl >> Toplevel.theory);
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   309
6557
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   310
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   311
val defer_recdef_decl =
8657
b9475dad85ed recdef: admit names/atts;
wenzelm
parents: 8625
diff changeset
   312
  P.name -- Scan.repeat1 P.prop --
22101
6d13239d5f52 moved parts of OuterParse to SpecParse;
wenzelm
parents: 21505
diff changeset
   313
  Scan.optional (P.$$$ "(" |-- P.$$$ "congs" |-- P.!!! (SpecParse.xthms1 --| P.$$$ ")")) []
6557
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   314
  >> (fn ((f, eqs), congs) => #1 o defer_recdef f eqs congs);
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   315
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   316
val defer_recdefP =
6723
f342449d73ca outer syntax keyword classification;
wenzelm
parents: 6576
diff changeset
   317
  OuterSyntax.command "defer_recdef" "defer general recursive functions (TFL)" K.thy_decl
6557
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   318
    (defer_recdef_decl >> Toplevel.theory);
d7e7532c128a peoper defer_recdef interface;
wenzelm
parents: 6520
diff changeset
   319
10775
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   320
val recdef_tcP =
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   321
  OuterSyntax.command "recdef_tc" "recommence proof of termination condition (TFL)" K.thy_goal
22101
6d13239d5f52 moved parts of OuterParse to SpecParse;
wenzelm
parents: 21505
diff changeset
   322
    (P.opt_target --
6d13239d5f52 moved parts of OuterParse to SpecParse;
wenzelm
parents: 21505
diff changeset
   323
      SpecParse.opt_thm_name ":" -- P.xname -- Scan.option (P.$$$ "(" |-- P.nat --| P.$$$ ")")
21351
1fb804b96d7c recdef_tc(_i): local_theory interface via Specification.theorem_i;
wenzelm
parents: 21098
diff changeset
   324
      >> (fn (((loc, thm_name), name), i) =>
1fb804b96d7c recdef_tc(_i): local_theory interface via Specification.theorem_i;
wenzelm
parents: 21098
diff changeset
   325
        Toplevel.print o Toplevel.local_theory_to_proof loc (recdef_tc thm_name name i)));
10775
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   326
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   327
11629
481148b273b5 permissive option;
wenzelm
parents: 10775
diff changeset
   328
val _ = OuterSyntax.add_keywords ["permissive", "congs", "hints"];
10775
3a5e5657e41c added recdef_tc(_i);
wenzelm
parents: 10268
diff changeset
   329
val _ = OuterSyntax.add_parsers [recdefP, defer_recdefP, recdef_tcP];
6429
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   330
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   331
end;
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   332
9771ce553e56 Wrapper module for Konrad Slind's TFL package.
wenzelm
parents:
diff changeset
   333
end;