src/Pure/Isar/toplevel.ML
author wenzelm
Tue, 11 Aug 2015 18:00:28 +0200
changeset 60895 501be4aa75b4
parent 60693 044f8bb3dd30
child 61208 19118f9b939d
permissions -rw-r--r--
default ML context for all command transactions, e.g. relevant for debugging and toplevel pretty-printing;
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
     1
(*  Title:      Pure/Isar/toplevel.ML
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
     2
    Author:     Markus Wenzel, TU Muenchen
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
     3
26602
5534b6a6b810 made purely value-oriented, moved global state to structure Isar (cf. isar.ML);
wenzelm
parents: 26491
diff changeset
     4
Isabelle/Isar toplevel transactions.
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
     5
*)
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
     6
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
     7
signature TOPLEVEL =
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
     8
sig
19063
049c010c8fb7 added cases_node;
wenzelm
parents: 18955
diff changeset
     9
  exception UNDEF
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
    10
  type state
26602
5534b6a6b810 made purely value-oriented, moved global state to structure Isar (cf. isar.ML);
wenzelm
parents: 26491
diff changeset
    11
  val toplevel: state
7732
d62523296573 added is_toplevel;
wenzelm
parents: 7612
diff changeset
    12
  val is_toplevel: state -> bool
18589
c27c9fa9e83d hide type datatype node;
wenzelm
parents: 18564
diff changeset
    13
  val is_theory: state -> bool
c27c9fa9e83d hide type datatype node;
wenzelm
parents: 18564
diff changeset
    14
  val is_proof: state -> bool
51555
6aa64925db77 explicit Toplevel.is_skipped_proof;
wenzelm
parents: 51553
diff changeset
    15
  val is_skipped_proof: state -> bool
17076
c7effdf2e2e2 state: body context;
wenzelm
parents: 16815
diff changeset
    16
  val level: state -> int
30398
d7ac4b7aa590 simplified presentation_context_of;
wenzelm
parents: 30366
diff changeset
    17
  val presentation_context_of: state -> Proof.context
30801
9bdf001bea58 added Toplevel.previous_node_of;
wenzelm
parents: 30618
diff changeset
    18
  val previous_context_of: state -> Proof.context option
21506
b2a673894ce5 prefer Proof.context over Context.generic;
wenzelm
parents: 21310
diff changeset
    19
  val context_of: state -> Proof.context
22089
d9b614dc883d added generic_theory_of;
wenzelm
parents: 22056
diff changeset
    20
  val generic_theory_of: state -> generic_theory
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
    21
  val theory_of: state -> theory
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
    22
  val proof_of: state -> Proof.state
18589
c27c9fa9e83d hide type datatype node;
wenzelm
parents: 18564
diff changeset
    23
  val proof_position_of: state -> int
37953
ddc3b72f9a42 simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents: 37951
diff changeset
    24
  val end_theory: Position.T -> state -> theory
56893
wenzelm
parents: 56887
diff changeset
    25
  val pretty_context: state -> Pretty.T list
56887
1ca814da47ae clarified print_state, which goes back to TTY loop before Proof General, and before separate print_context;
wenzelm
parents: 56867
diff changeset
    26
  val pretty_state: state -> Pretty.T list
1ca814da47ae clarified print_state, which goes back to TTY loop before Proof General, and before separate print_context;
wenzelm
parents: 56867
diff changeset
    27
  val print_state: state -> unit
37858
e1ef6b441fe7 toplevel pp for Proof.state and Toplevel.state;
wenzelm
parents: 37856
diff changeset
    28
  val pretty_abstract: state -> Pretty.T
32738
15bb09ca0378 explicit indication of Unsynchronized.ref;
wenzelm
parents: 32062
diff changeset
    29
  val profiling: int Unsynchronized.ref
16682
wenzelm
parents: 16658
diff changeset
    30
  type transition
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
    31
  val empty: transition
27427
f6751d265cf6 added name_of;
wenzelm
parents: 26982
diff changeset
    32
  val name_of: transition -> string
28105
44054657ea56 added pos_of;
wenzelm
parents: 28103
diff changeset
    33
  val pos_of: transition -> Position.T
60076
e24f59cba23c tuned messages;
wenzelm
parents: 59990
diff changeset
    34
  val type_error: transition -> string
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
    35
  val name: string -> transition -> transition
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
    36
  val position: Position.T -> transition -> transition
44187
88d770052bac simplified Toplevel.init_theory: discontinued special name argument;
wenzelm
parents: 44186
diff changeset
    37
  val init_theory: (unit -> theory) -> transition -> transition
88d770052bac simplified Toplevel.init_theory: discontinued special name argument;
wenzelm
parents: 44186
diff changeset
    38
  val is_init: transition -> bool
44186
806f0ec1a43d simplified Toplevel.init_theory: discontinued special master argument;
wenzelm
parents: 44185
diff changeset
    39
  val modify_init: (unit -> theory) -> transition -> transition
6689
wenzelm
parents: 6664
diff changeset
    40
  val exit: transition -> transition
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
    41
  val keep: (state -> unit) -> transition -> transition
7612
ba11b5db431a added keep', theory';
wenzelm
parents: 7602
diff changeset
    42
  val keep': (bool -> state -> unit) -> transition -> transition
60190
906de96ba68a allow diagnostic proof commands with skip_proofs;
wenzelm
parents: 60189
diff changeset
    43
  val keep_proof: (state -> unit) -> transition -> transition
27840
e9483ef084cc added ignored, malformed transitions;
wenzelm
parents: 27606
diff changeset
    44
  val ignored: Position.T -> transition
51268
fcc4b89a600d simplified Outer_Syntax.read_span: internalized Toplevel.is_ignored;
wenzelm
parents: 51241
diff changeset
    45
  val is_ignored: transition -> bool
27840
e9483ef084cc added ignored, malformed transitions;
wenzelm
parents: 27606
diff changeset
    46
  val malformed: Position.T -> string -> transition
26491
c93ff30790fe added generic_theory transaction;
wenzelm
parents: 26293
diff changeset
    47
  val generic_theory: (generic_theory -> generic_theory) -> transition -> transition
7612
ba11b5db431a added keep', theory';
wenzelm
parents: 7602
diff changeset
    48
  val theory': (bool -> theory -> theory) -> transition -> transition
49012
8686c36fa27d refined treatment of forked proofs at transaction boundaries, including proof commands (see also 7ee000ce5390);
wenzelm
parents: 49011
diff changeset
    49
  val theory: (theory -> theory) -> transition -> transition
20985
de13e2a23c8e exit_local_theory: pass interactive flag;
wenzelm
parents: 20963
diff changeset
    50
  val begin_local_theory: bool -> (theory -> local_theory) -> transition -> transition
21007
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
    51
  val end_local_theory: transition -> transition
47069
451fc10a81f3 more explicit Toplevel.open_target/close_target;
wenzelm
parents: 46959
diff changeset
    52
  val open_target: (generic_theory -> local_theory) -> transition -> transition
451fc10a81f3 more explicit Toplevel.open_target/close_target;
wenzelm
parents: 46959
diff changeset
    53
  val close_target: transition -> transition
59939
7d46aa03696e support for 'restricted' modifier: only qualified accesses outside the local scope;
wenzelm
parents: 59923
diff changeset
    54
  val local_theory': (bool * Position.T) option -> (xstring * Position.T) option ->
59923
b21c82422d65 support private scope for individual local theory commands;
wenzelm
parents: 59472
diff changeset
    55
    (bool -> local_theory -> local_theory) -> transition -> transition
59939
7d46aa03696e support for 'restricted' modifier: only qualified accesses outside the local scope;
wenzelm
parents: 59923
diff changeset
    56
  val local_theory: (bool * Position.T) option -> (xstring * Position.T) option ->
59923
b21c82422d65 support private scope for individual local theory commands;
wenzelm
parents: 59472
diff changeset
    57
    (local_theory -> local_theory) -> transition -> transition
45488
6d71d9e52369 pass positions for named targets, for formal links in the document model;
wenzelm
parents: 44304
diff changeset
    58
  val present_local_theory: (xstring * Position.T) option -> (state -> unit) ->
24453
86cf57ddf8f6 Added local_theory_to_proof'
berghofe
parents: 24295
diff changeset
    59
    transition -> transition
59939
7d46aa03696e support for 'restricted' modifier: only qualified accesses outside the local scope;
wenzelm
parents: 59923
diff changeset
    60
  val local_theory_to_proof': (bool * Position.T) option -> (xstring * Position.T) option ->
45488
6d71d9e52369 pass positions for named targets, for formal links in the document model;
wenzelm
parents: 44304
diff changeset
    61
    (bool -> local_theory -> Proof.state) -> transition -> transition
59939
7d46aa03696e support for 'restricted' modifier: only qualified accesses outside the local scope;
wenzelm
parents: 59923
diff changeset
    62
  val local_theory_to_proof: (bool * Position.T) option -> (xstring * Position.T) option ->
45488
6d71d9e52369 pass positions for named targets, for formal links in the document model;
wenzelm
parents: 44304
diff changeset
    63
    (local_theory -> Proof.state) -> transition -> transition
17363
046c829c075f added three_buffersN, print3;
wenzelm
parents: 17321
diff changeset
    64
  val theory_to_proof: (theory -> Proof.state) -> transition -> transition
21007
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
    65
  val end_proof: (bool -> Proof.state -> Proof.context) -> transition -> transition
58798
49ed5eea15d4 'oops' requires proper goal statement -- exclude 'notepad' to avoid disrupting begin/end structure;
wenzelm
parents: 58795
diff changeset
    66
  val forget_proof: bool -> transition -> transition
49863
b5fb6e7f8d81 more informative errors for 'proof' and 'apply' steps;
wenzelm
parents: 49062
diff changeset
    67
  val proofs': (bool -> Proof.state -> Proof.state Seq.result Seq.seq) -> transition -> transition
17904
21c6894b5998 simplified interfaces proof/proof' etc.: perform ProofHistory.apply(s)/current internally;
wenzelm
parents: 17513
diff changeset
    68
  val proof': (bool -> Proof.state -> Proof.state) -> transition -> transition
49863
b5fb6e7f8d81 more informative errors for 'proof' and 'apply' steps;
wenzelm
parents: 49062
diff changeset
    69
  val proofs: (Proof.state -> Proof.state Seq.result Seq.seq) -> transition -> transition
21177
e8228486aa03 removed checkpoint interface;
wenzelm
parents: 21007
diff changeset
    70
  val proof: (Proof.state -> Proof.state) -> transition -> transition
33390
5b499f36dd25 modernized structure Proof_Node;
wenzelm
parents: 33223
diff changeset
    71
  val actual_proof: (Proof_Node.T -> Proof_Node.T) -> transition -> transition
60693
044f8bb3dd30 more accurate skip_proofs nesting, e.g. relevant for 'subgoal' command;
wenzelm
parents: 60403
diff changeset
    72
  val skip_proof: (unit -> unit) -> transition -> transition
044f8bb3dd30 more accurate skip_proofs nesting, e.g. relevant for 'subgoal' command;
wenzelm
parents: 60403
diff changeset
    73
  val skip_proof_open: transition -> transition
044f8bb3dd30 more accurate skip_proofs nesting, e.g. relevant for 'subgoal' command;
wenzelm
parents: 60403
diff changeset
    74
  val skip_proof_close: transition -> transition
52536
3a35ce87a55c tuned signature;
wenzelm
parents: 52527
diff changeset
    75
  val exec_id: Document_ID.exec -> transition -> transition
28425
25d6099179a6 export setmp_thread_position;
wenzelm
parents: 28394
diff changeset
    76
  val setmp_thread_position: transition -> ('a -> 'b) -> 'a -> 'b
28103
b79e61861f0f simplified Toplevel.add_hook: cover successful transactions only;
wenzelm
parents: 28095
diff changeset
    77
  val add_hook: (transition -> state -> state -> unit) -> unit
51423
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
    78
  val get_timing: transition -> Time.time option
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
    79
  val put_timing: Time.time option -> transition -> transition
59055
5a7157b8e870 more informative failure of protocol commands, with exception trace;
wenzelm
parents: 59032
diff changeset
    80
  val transition: bool -> transition -> state -> state * (exn * string) option
51323
wenzelm
parents: 51322
diff changeset
    81
  val command_errors: bool -> transition -> state -> Runtime.error list * state option
51284
59a03019f3bf fork diagnostic commands (theory loader and PIDE interaction);
wenzelm
parents: 51282
diff changeset
    82
  val command_exception: bool -> transition -> state -> state
56937
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
    83
  val reset_theory: state -> state option
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
    84
  val reset_proof: state -> state option
51332
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
    85
  type result
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
    86
  val join_results: result -> (transition * state) list
58923
cb9b69cca999 more explicit Keyword.keywords;
wenzelm
parents: 58893
diff changeset
    87
  val element_result: Keyword.keywords -> transition Thy_Syntax.element -> state -> result * state
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
    88
end;
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
    89
6965
a766de752996 fixed interrupts (eliminated races);
wenzelm
parents: 6689
diff changeset
    90
structure Toplevel: TOPLEVEL =
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
    91
struct
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
    92
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
    93
(** toplevel state **)
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
    94
31476
c5d2899b6de9 moved Isar toplevel runtime support to runtime.ML, which is loaded early (before ml_compiler.ML);
wenzelm
parents: 31431
diff changeset
    95
exception UNDEF = Runtime.UNDEF;
19063
049c010c8fb7 added cases_node;
wenzelm
parents: 18955
diff changeset
    96
049c010c8fb7 added cases_node;
wenzelm
parents: 18955
diff changeset
    97
21958
9dfd1ca4c0a0 refined notion of empty toplevel, admits undo of 'end';
wenzelm
parents: 21861
diff changeset
    98
(* datatype node *)
21294
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
    99
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   100
datatype node =
27576
7afff36043e6 eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents: 27564
diff changeset
   101
  Theory of generic_theory * Proof.context option
7afff36043e6 eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents: 27564
diff changeset
   102
    (*theory with presentation context*) |
33390
5b499f36dd25 modernized structure Proof_Node;
wenzelm
parents: 33223
diff changeset
   103
  Proof of Proof_Node.T * ((Proof.context -> generic_theory) * generic_theory)
27576
7afff36043e6 eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents: 27564
diff changeset
   104
    (*proof node, finish, original theory*) |
51555
6aa64925db77 explicit Toplevel.is_skipped_proof;
wenzelm
parents: 51553
diff changeset
   105
  Skipped_Proof of int * (generic_theory * generic_theory);
27564
fc6d34e49e17 replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents: 27500
diff changeset
   106
    (*proof depth, resulting theory, original theory*)
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   107
20963
a7fd8f05a2be added type global_theory -- theory or local_theory;
wenzelm
parents: 20928
diff changeset
   108
val theory_node = fn Theory (gthy, _) => SOME gthy | _ => NONE;
18589
c27c9fa9e83d hide type datatype node;
wenzelm
parents: 18564
diff changeset
   109
val proof_node = fn Proof (prf, _) => SOME prf | _ => NONE;
51555
6aa64925db77 explicit Toplevel.is_skipped_proof;
wenzelm
parents: 51553
diff changeset
   110
val skipped_proof_node = fn Skipped_Proof _ => true | _ => false;
18589
c27c9fa9e83d hide type datatype node;
wenzelm
parents: 18564
diff changeset
   111
20963
a7fd8f05a2be added type global_theory -- theory or local_theory;
wenzelm
parents: 20928
diff changeset
   112
fun cases_node f _ (Theory (gthy, _)) = f gthy
33390
5b499f36dd25 modernized structure Proof_Node;
wenzelm
parents: 33223
diff changeset
   113
  | cases_node _ g (Proof (prf, _)) = g (Proof_Node.current prf)
51555
6aa64925db77 explicit Toplevel.is_skipped_proof;
wenzelm
parents: 51553
diff changeset
   114
  | cases_node f _ (Skipped_Proof (_, (gthy, _))) = f gthy;
19063
049c010c8fb7 added cases_node;
wenzelm
parents: 18955
diff changeset
   115
29066
f50c24e5b9fe export context_node;
wenzelm
parents: 28999
diff changeset
   116
val context_node = cases_node Context.proof_of Proof.context_of;
f50c24e5b9fe export context_node;
wenzelm
parents: 28999
diff changeset
   117
21958
9dfd1ca4c0a0 refined notion of empty toplevel, admits undo of 'end';
wenzelm
parents: 21861
diff changeset
   118
9dfd1ca4c0a0 refined notion of empty toplevel, admits undo of 'end';
wenzelm
parents: 21861
diff changeset
   119
(* datatype state *)
9dfd1ca4c0a0 refined notion of empty toplevel, admits undo of 'end';
wenzelm
parents: 21861
diff changeset
   120
37953
ddc3b72f9a42 simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents: 37951
diff changeset
   121
datatype state = State of node option * node option;  (*current, previous*)
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   122
27576
7afff36043e6 eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents: 27564
diff changeset
   123
val toplevel = State (NONE, NONE);
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   124
27576
7afff36043e6 eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents: 27564
diff changeset
   125
fun is_toplevel (State (NONE, _)) = true
7732
d62523296573 added is_toplevel;
wenzelm
parents: 7612
diff changeset
   126
  | is_toplevel _ = false;
d62523296573 added is_toplevel;
wenzelm
parents: 7612
diff changeset
   127
27576
7afff36043e6 eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents: 27564
diff changeset
   128
fun level (State (NONE, _)) = 0
37953
ddc3b72f9a42 simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents: 37951
diff changeset
   129
  | level (State (SOME (Theory _), _)) = 0
ddc3b72f9a42 simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents: 37951
diff changeset
   130
  | level (State (SOME (Proof (prf, _)), _)) = Proof.level (Proof_Node.current prf)
51555
6aa64925db77 explicit Toplevel.is_skipped_proof;
wenzelm
parents: 51553
diff changeset
   131
  | level (State (SOME (Skipped_Proof (d, _)), _)) = d + 1;   (*different notion of proof depth!*)
17076
c7effdf2e2e2 state: body context;
wenzelm
parents: 16815
diff changeset
   132
52565
b04cbc49bdcf tuned message;
wenzelm
parents: 52536
diff changeset
   133
fun str_of_state (State (NONE, SOME (Theory (Context.Theory thy, _)))) =
b04cbc49bdcf tuned message;
wenzelm
parents: 52536
diff changeset
   134
      "at top level, result theory " ^ quote (Context.theory_name thy)
b04cbc49bdcf tuned message;
wenzelm
parents: 52536
diff changeset
   135
  | str_of_state (State (NONE, _)) = "at top level"
37953
ddc3b72f9a42 simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents: 37951
diff changeset
   136
  | str_of_state (State (SOME (Theory (Context.Theory _, _)), _)) = "in theory mode"
ddc3b72f9a42 simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents: 37951
diff changeset
   137
  | str_of_state (State (SOME (Theory (Context.Proof _, _)), _)) = "in local theory mode"
ddc3b72f9a42 simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents: 37951
diff changeset
   138
  | str_of_state (State (SOME (Proof _), _)) = "in proof mode"
51555
6aa64925db77 explicit Toplevel.is_skipped_proof;
wenzelm
parents: 51553
diff changeset
   139
  | str_of_state (State (SOME (Skipped_Proof _), _)) = "in skipped proof mode";
5946
a4600d21b59b print_state hook, obeys Goals.current_goals_markers by default;
wenzelm
parents: 5939
diff changeset
   140
a4600d21b59b print_state hook, obeys Goals.current_goals_markers by default;
wenzelm
parents: 5939
diff changeset
   141
27576
7afff36043e6 eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents: 27564
diff changeset
   142
(* current node *)
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   143
27576
7afff36043e6 eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents: 27564
diff changeset
   144
fun node_of (State (NONE, _)) = raise UNDEF
37953
ddc3b72f9a42 simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents: 37951
diff changeset
   145
  | node_of (State (SOME node, _)) = node;
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   146
18589
c27c9fa9e83d hide type datatype node;
wenzelm
parents: 18564
diff changeset
   147
fun is_theory state = not (is_toplevel state) andalso is_some (theory_node (node_of state));
c27c9fa9e83d hide type datatype node;
wenzelm
parents: 18564
diff changeset
   148
fun is_proof state = not (is_toplevel state) andalso is_some (proof_node (node_of state));
51555
6aa64925db77 explicit Toplevel.is_skipped_proof;
wenzelm
parents: 51553
diff changeset
   149
fun is_skipped_proof state = not (is_toplevel state) andalso skipped_proof_node (node_of state);
18589
c27c9fa9e83d hide type datatype node;
wenzelm
parents: 18564
diff changeset
   150
19063
049c010c8fb7 added cases_node;
wenzelm
parents: 18955
diff changeset
   151
fun node_case f g state = cases_node f g (node_of state);
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   152
30398
d7ac4b7aa590 simplified presentation_context_of;
wenzelm
parents: 30366
diff changeset
   153
fun presentation_context_of state =
d7ac4b7aa590 simplified presentation_context_of;
wenzelm
parents: 30366
diff changeset
   154
  (case try node_of state of
d7ac4b7aa590 simplified presentation_context_of;
wenzelm
parents: 30366
diff changeset
   155
    SOME (Theory (_, SOME ctxt)) => ctxt
d7ac4b7aa590 simplified presentation_context_of;
wenzelm
parents: 30366
diff changeset
   156
  | SOME node => context_node node
d7ac4b7aa590 simplified presentation_context_of;
wenzelm
parents: 30366
diff changeset
   157
  | NONE => raise UNDEF);
30366
e3d788b9dffb simplified presentation: built into transaction, pass state directly;
wenzelm
parents: 29516
diff changeset
   158
30801
9bdf001bea58 added Toplevel.previous_node_of;
wenzelm
parents: 30618
diff changeset
   159
fun previous_context_of (State (_, NONE)) = NONE
37953
ddc3b72f9a42 simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents: 37951
diff changeset
   160
  | previous_context_of (State (_, SOME prev)) = SOME (context_node prev);
30801
9bdf001bea58 added Toplevel.previous_node_of;
wenzelm
parents: 30618
diff changeset
   161
21506
b2a673894ce5 prefer Proof.context over Context.generic;
wenzelm
parents: 21310
diff changeset
   162
val context_of = node_case Context.proof_of Proof.context_of;
22089
d9b614dc883d added generic_theory_of;
wenzelm
parents: 22056
diff changeset
   163
val generic_theory_of = node_case I (Context.Proof o Proof.context_of);
20963
a7fd8f05a2be added type global_theory -- theory or local_theory;
wenzelm
parents: 20928
diff changeset
   164
val theory_of = node_case Context.theory_of Proof.theory_of;
60094
96a4765ba7d1 explicit error for Toplevel.proof_of;
wenzelm
parents: 60076
diff changeset
   165
val proof_of = node_case (fn _ => error "No proof state") I;
17208
49bc1bdc7b6e added no_body_context;
wenzelm
parents: 17115
diff changeset
   166
18589
c27c9fa9e83d hide type datatype node;
wenzelm
parents: 18564
diff changeset
   167
fun proof_position_of state =
c27c9fa9e83d hide type datatype node;
wenzelm
parents: 18564
diff changeset
   168
  (case node_of state of
33390
5b499f36dd25 modernized structure Proof_Node;
wenzelm
parents: 33223
diff changeset
   169
    Proof (prf, _) => Proof_Node.position prf
60094
96a4765ba7d1 explicit error for Toplevel.proof_of;
wenzelm
parents: 60076
diff changeset
   170
  | _ => ~1);
6664
f679ddd1ddd8 cleaned comments;
wenzelm
parents: 6244
diff changeset
   171
43667
6d73cceb1503 explicit exit_transaction with Theory.end_theory (which could include sanity checks as in HOL-SPARK for example);
wenzelm
parents: 43665
diff changeset
   172
fun end_theory _ (State (NONE, SOME (Theory (Context.Theory thy, _)))) = thy
48992
0518bf89c777 renamed Position.str_of to Position.here;
wenzelm
parents: 48772
diff changeset
   173
  | end_theory pos (State (NONE, _)) = error ("Bad theory" ^ Position.here pos)
0518bf89c777 renamed Position.str_of to Position.here;
wenzelm
parents: 48772
diff changeset
   174
  | end_theory pos (State (SOME _, _)) = error ("Unfinished theory" ^ Position.here pos);
37953
ddc3b72f9a42 simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents: 37951
diff changeset
   175
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   176
16815
13d20ed9086c added print_state_hook;
wenzelm
parents: 16729
diff changeset
   177
(* print state *)
13d20ed9086c added print_state_hook;
wenzelm
parents: 16729
diff changeset
   178
56893
wenzelm
parents: 56887
diff changeset
   179
fun pretty_context state =
24795
6f5cb7885fd7 print_state_context: local theory context, not proof context;
wenzelm
parents: 24780
diff changeset
   180
  (case try node_of state of
21506
b2a673894ce5 prefer Proof.context over Context.generic;
wenzelm
parents: 21310
diff changeset
   181
    NONE => []
56893
wenzelm
parents: 56887
diff changeset
   182
  | SOME node =>
wenzelm
parents: 56887
diff changeset
   183
      let
wenzelm
parents: 56887
diff changeset
   184
        val gthy =
wenzelm
parents: 56887
diff changeset
   185
          (case node of
wenzelm
parents: 56887
diff changeset
   186
            Theory (gthy, _) => gthy
wenzelm
parents: 56887
diff changeset
   187
          | Proof (_, (_, gthy)) => gthy
wenzelm
parents: 56887
diff changeset
   188
          | Skipped_Proof (_, (gthy, _)) => gthy);
wenzelm
parents: 56887
diff changeset
   189
        val lthy = Context.cases (Named_Target.theory_init) I gthy;
wenzelm
parents: 56887
diff changeset
   190
      in Local_Theory.pretty lthy end);
16815
13d20ed9086c added print_state_hook;
wenzelm
parents: 16729
diff changeset
   191
56887
1ca814da47ae clarified print_state, which goes back to TTY loop before Proof General, and before separate print_context;
wenzelm
parents: 56867
diff changeset
   192
fun pretty_state state =
23701
1716f19e7d25 Markup.output;
wenzelm
parents: 23661
diff changeset
   193
  (case try node_of state of
1716f19e7d25 Markup.output;
wenzelm
parents: 23661
diff changeset
   194
    NONE => []
56887
1ca814da47ae clarified print_state, which goes back to TTY loop before Proof General, and before separate print_context;
wenzelm
parents: 56867
diff changeset
   195
  | SOME (Theory _) => []
60403
9be917b2f376 tuned signature;
wenzelm
parents: 60245
diff changeset
   196
  | SOME (Proof (prf, _)) => Proof.pretty_state (Proof_Node.current prf)
56867
224109105008 more print operations;
wenzelm
parents: 56334
diff changeset
   197
  | SOME (Skipped_Proof (d, _)) => [Pretty.str ("skipped proof: depth " ^ string_of_int d)]);
224109105008 more print operations;
wenzelm
parents: 56334
diff changeset
   198
59184
830bb7ddb3ab explicit message channels for "state", "information";
wenzelm
parents: 59150
diff changeset
   199
val print_state = pretty_state #> Pretty.chunks #> Pretty.string_of #> Output.state;
16815
13d20ed9086c added print_state_hook;
wenzelm
parents: 16729
diff changeset
   200
37858
e1ef6b441fe7 toplevel pp for Proof.state and Toplevel.state;
wenzelm
parents: 37856
diff changeset
   201
fun pretty_abstract state = Pretty.str ("<Isar " ^ str_of_state state ^ ">");
e1ef6b441fe7 toplevel pp for Proof.state and Toplevel.state;
wenzelm
parents: 37856
diff changeset
   202
16815
13d20ed9086c added print_state_hook;
wenzelm
parents: 16729
diff changeset
   203
15668
53c049a365cf improved exn_message;
wenzelm
parents: 15633
diff changeset
   204
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   205
(** toplevel transitions **)
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   206
32738
15bb09ca0378 explicit indication of Unsynchronized.ref;
wenzelm
parents: 32062
diff changeset
   207
val profiling = Unsynchronized.ref 0;
16682
wenzelm
parents: 16658
diff changeset
   208
53709
84522727f9d3 improved printing of exception trace in Poly/ML 5.5.1;
wenzelm
parents: 53403
diff changeset
   209
27601
6683cdb94af8 simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents: 27583
diff changeset
   210
(* node transactions -- maintaining stable checkpoints *)
7022
abf9d5e2fb6e removed BREAK, ROLLBACK;
wenzelm
parents: 6971
diff changeset
   211
31476
c5d2899b6de9 moved Isar toplevel runtime support to runtime.ML, which is loaded early (before ml_compiler.ML);
wenzelm
parents: 31431
diff changeset
   212
exception FAILURE of state * exn;
c5d2899b6de9 moved Isar toplevel runtime support to runtime.ML, which is loaded early (before ml_compiler.ML);
wenzelm
parents: 31431
diff changeset
   213
6689
wenzelm
parents: 6664
diff changeset
   214
local
wenzelm
parents: 6664
diff changeset
   215
30366
e3d788b9dffb simplified presentation: built into transaction, pass state directly;
wenzelm
parents: 29516
diff changeset
   216
fun reset_presentation (Theory (gthy, _)) = Theory (gthy, NONE)
e3d788b9dffb simplified presentation: built into transaction, pass state directly;
wenzelm
parents: 29516
diff changeset
   217
  | reset_presentation node = node;
e3d788b9dffb simplified presentation: built into transaction, pass state directly;
wenzelm
parents: 29516
diff changeset
   218
27576
7afff36043e6 eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents: 27564
diff changeset
   219
fun map_theory f (Theory (gthy, ctxt)) =
33671
4b0f2599ed48 modernized structure Local_Theory;
wenzelm
parents: 33604
diff changeset
   220
      Theory (Context.mapping f (Local_Theory.raw_theory f) gthy, ctxt)
27576
7afff36043e6 eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents: 27564
diff changeset
   221
  | map_theory _ node = node;
6689
wenzelm
parents: 6664
diff changeset
   222
wenzelm
parents: 6664
diff changeset
   223
in
wenzelm
parents: 6664
diff changeset
   224
37953
ddc3b72f9a42 simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents: 37951
diff changeset
   225
fun apply_transaction f g node =
20128
8f0e07d7cf92 keep/transaction: unified execution model (with debugging etc.);
wenzelm
parents: 19996
diff changeset
   226
  let
27576
7afff36043e6 eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents: 27564
diff changeset
   227
    val cont_node = reset_presentation node;
56265
785569927666 discontinued Toplevel.debug in favour of system option "exception_trace";
wenzelm
parents: 56147
diff changeset
   228
    val context = cases_node I (Context.Proof o Proof.context_of) cont_node;
37953
ddc3b72f9a42 simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents: 37951
diff changeset
   229
    fun state_error e nd = (State (SOME nd, SOME node), e);
6689
wenzelm
parents: 6664
diff changeset
   230
20128
8f0e07d7cf92 keep/transaction: unified execution model (with debugging etc.);
wenzelm
parents: 19996
diff changeset
   231
    val (result, err) =
8f0e07d7cf92 keep/transaction: unified execution model (with debugging etc.);
wenzelm
parents: 19996
diff changeset
   232
      cont_node
56303
4cc3f4db3447 clarified Isabelle/ML bootstrap, such that Execution does not require ML_Compiler;
wenzelm
parents: 56265
diff changeset
   233
      |> Runtime.controlled_execution (SOME context) f
26624
770265032999 transaction/init: ensure stable theory (non-draft);
wenzelm
parents: 26621
diff changeset
   234
      |> state_error NONE
770265032999 transaction/init: ensure stable theory (non-draft);
wenzelm
parents: 26621
diff changeset
   235
      handle exn => state_error (SOME exn) cont_node;
20128
8f0e07d7cf92 keep/transaction: unified execution model (with debugging etc.);
wenzelm
parents: 19996
diff changeset
   236
  in
52696
38466f4f3483 immutable theory values with full stamp record of every update (increase of stamp size for HOL: 20000 -> 100000, JinjaThreads: 65000 -> 300000) -- minimal measurable impact on inference kernel performance;
wenzelm
parents: 52565
diff changeset
   237
    (case err of
38466f4f3483 immutable theory values with full stamp record of every update (increase of stamp size for HOL: 20000 -> 100000, JinjaThreads: 65000 -> 300000) -- minimal measurable impact on inference kernel performance;
wenzelm
parents: 52565
diff changeset
   238
      NONE => tap g result
38466f4f3483 immutable theory values with full stamp record of every update (increase of stamp size for HOL: 20000 -> 100000, JinjaThreads: 65000 -> 300000) -- minimal measurable impact on inference kernel performance;
wenzelm
parents: 52565
diff changeset
   239
    | SOME exn => raise FAILURE (result, exn))
20128
8f0e07d7cf92 keep/transaction: unified execution model (with debugging etc.);
wenzelm
parents: 19996
diff changeset
   240
  end;
6689
wenzelm
parents: 6664
diff changeset
   241
43667
6d73cceb1503 explicit exit_transaction with Theory.end_theory (which could include sanity checks as in HOL-SPARK for example);
wenzelm
parents: 43665
diff changeset
   242
val exit_transaction =
6d73cceb1503 explicit exit_transaction with Theory.end_theory (which could include sanity checks as in HOL-SPARK for example);
wenzelm
parents: 43665
diff changeset
   243
  apply_transaction
6d73cceb1503 explicit exit_transaction with Theory.end_theory (which could include sanity checks as in HOL-SPARK for example);
wenzelm
parents: 43665
diff changeset
   244
    (fn Theory (Context.Theory thy, _) => Theory (Context.Theory (Theory.end_theory thy), NONE)
6d73cceb1503 explicit exit_transaction with Theory.end_theory (which could include sanity checks as in HOL-SPARK for example);
wenzelm
parents: 43665
diff changeset
   245
      | node => node) (K ())
6d73cceb1503 explicit exit_transaction with Theory.end_theory (which could include sanity checks as in HOL-SPARK for example);
wenzelm
parents: 43665
diff changeset
   246
  #> (fn State (node', _) => State (NONE, node'));
6d73cceb1503 explicit exit_transaction with Theory.end_theory (which could include sanity checks as in HOL-SPARK for example);
wenzelm
parents: 43665
diff changeset
   247
6689
wenzelm
parents: 6664
diff changeset
   248
end;
wenzelm
parents: 6664
diff changeset
   249
wenzelm
parents: 6664
diff changeset
   250
wenzelm
parents: 6664
diff changeset
   251
(* primitive transitions *)
wenzelm
parents: 6664
diff changeset
   252
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   253
datatype trans =
44187
88d770052bac simplified Toplevel.init_theory: discontinued special name argument;
wenzelm
parents: 44186
diff changeset
   254
  Init of unit -> theory |               (*init theory*)
37953
ddc3b72f9a42 simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents: 37951
diff changeset
   255
  Exit |                                 (*formal exit of theory*)
ddc3b72f9a42 simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents: 37951
diff changeset
   256
  Keep of bool -> state -> unit |        (*peek at state*)
30366
e3d788b9dffb simplified presentation: built into transaction, pass state directly;
wenzelm
parents: 29516
diff changeset
   257
  Transaction of (bool -> node -> node) * (state -> unit);  (*node transaction and presentation*)
21958
9dfd1ca4c0a0 refined notion of empty toplevel, admits undo of 'end';
wenzelm
parents: 21861
diff changeset
   258
6689
wenzelm
parents: 6664
diff changeset
   259
local
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   260
44187
88d770052bac simplified Toplevel.init_theory: discontinued special name argument;
wenzelm
parents: 44186
diff changeset
   261
fun apply_tr _ (Init f) (State (NONE, _)) =
56303
4cc3f4db3447 clarified Isabelle/ML bootstrap, such that Execution does not require ML_Compiler;
wenzelm
parents: 56265
diff changeset
   262
      State (SOME (Theory (Context.Theory (Runtime.controlled_execution NONE f ()), NONE)), NONE)
43667
6d73cceb1503 explicit exit_transaction with Theory.end_theory (which could include sanity checks as in HOL-SPARK for example);
wenzelm
parents: 43665
diff changeset
   263
  | apply_tr _ Exit (State (SOME (state as Theory (Context.Theory _, _)), _)) =
6d73cceb1503 explicit exit_transaction with Theory.end_theory (which could include sanity checks as in HOL-SPARK for example);
wenzelm
parents: 43665
diff changeset
   264
      exit_transaction state
32792
a08a2b962a09 eliminated dead code;
wenzelm
parents: 32738
diff changeset
   265
  | apply_tr int (Keep f) state =
56303
4cc3f4db3447 clarified Isabelle/ML bootstrap, such that Execution does not require ML_Compiler;
wenzelm
parents: 56265
diff changeset
   266
      Runtime.controlled_execution (try generic_theory_of state) (fn x => tap (f int) x) state
32792
a08a2b962a09 eliminated dead code;
wenzelm
parents: 32738
diff changeset
   267
  | apply_tr int (Transaction (f, g)) (State (SOME state, _)) =
a08a2b962a09 eliminated dead code;
wenzelm
parents: 32738
diff changeset
   268
      apply_transaction (fn x => f int x) g state
a08a2b962a09 eliminated dead code;
wenzelm
parents: 32738
diff changeset
   269
  | apply_tr _ _ _ = raise UNDEF;
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   270
32792
a08a2b962a09 eliminated dead code;
wenzelm
parents: 32738
diff changeset
   271
fun apply_union _ [] state = raise FAILURE (state, UNDEF)
a08a2b962a09 eliminated dead code;
wenzelm
parents: 32738
diff changeset
   272
  | apply_union int (tr :: trs) state =
a08a2b962a09 eliminated dead code;
wenzelm
parents: 32738
diff changeset
   273
      apply_union int trs state
a08a2b962a09 eliminated dead code;
wenzelm
parents: 32738
diff changeset
   274
        handle Runtime.UNDEF => apply_tr int tr state
a08a2b962a09 eliminated dead code;
wenzelm
parents: 32738
diff changeset
   275
          | FAILURE (alt_state, UNDEF) => apply_tr int tr alt_state
6689
wenzelm
parents: 6664
diff changeset
   276
          | exn as FAILURE _ => raise exn
wenzelm
parents: 6664
diff changeset
   277
          | exn => raise FAILURE (state, exn);
wenzelm
parents: 6664
diff changeset
   278
wenzelm
parents: 6664
diff changeset
   279
in
wenzelm
parents: 6664
diff changeset
   280
32792
a08a2b962a09 eliminated dead code;
wenzelm
parents: 32738
diff changeset
   281
fun apply_trans int trs state = (apply_union int trs state, NONE)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15519
diff changeset
   282
  handle FAILURE (alt_state, exn) => (alt_state, SOME exn) | exn => (state, SOME exn);
6689
wenzelm
parents: 6664
diff changeset
   283
wenzelm
parents: 6664
diff changeset
   284
end;
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   285
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   286
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   287
(* datatype transition *)
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   288
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   289
datatype transition = Transition of
26621
78b3ad7af5d5 eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents: 26602
diff changeset
   290
 {name: string,              (*command name*)
78b3ad7af5d5 eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents: 26602
diff changeset
   291
  pos: Position.T,           (*source position*)
51423
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   292
  timing: Time.time option,  (*prescient timing information*)
26621
78b3ad7af5d5 eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents: 26602
diff changeset
   293
  trans: trans list};        (*primitive transitions (union)*)
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   294
58893
9e0ecb66d6a7 eliminated unused int_only flag (see also c12484a27367);
wenzelm
parents: 58849
diff changeset
   295
fun make_transition (name, pos, timing, trans) =
9e0ecb66d6a7 eliminated unused int_only flag (see also c12484a27367);
wenzelm
parents: 58849
diff changeset
   296
  Transition {name = name, pos = pos, timing = timing, trans = trans};
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   297
58893
9e0ecb66d6a7 eliminated unused int_only flag (see also c12484a27367);
wenzelm
parents: 58849
diff changeset
   298
fun map_transition f (Transition {name, pos, timing, trans}) =
9e0ecb66d6a7 eliminated unused int_only flag (see also c12484a27367);
wenzelm
parents: 58849
diff changeset
   299
  make_transition (f (name, pos, timing, trans));
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   300
58893
9e0ecb66d6a7 eliminated unused int_only flag (see also c12484a27367);
wenzelm
parents: 58849
diff changeset
   301
val empty = make_transition ("", Position.none, NONE, []);
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   302
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   303
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   304
(* diagnostics *)
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   305
27427
f6751d265cf6 added name_of;
wenzelm
parents: 26982
diff changeset
   306
fun name_of (Transition {name, ...}) = name;
28105
44054657ea56 added pos_of;
wenzelm
parents: 28103
diff changeset
   307
fun pos_of (Transition {pos, ...}) = pos;
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   308
60076
e24f59cba23c tuned messages;
wenzelm
parents: 59990
diff changeset
   309
fun command_msg msg tr =
e24f59cba23c tuned messages;
wenzelm
parents: 59990
diff changeset
   310
  msg ^ "command " ^ quote (Markup.markup Markup.keyword1 (name_of tr)) ^
e24f59cba23c tuned messages;
wenzelm
parents: 59990
diff changeset
   311
    Position.here (pos_of tr);
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   312
60076
e24f59cba23c tuned messages;
wenzelm
parents: 59990
diff changeset
   313
fun at_command tr = command_msg "At " tr;
e24f59cba23c tuned messages;
wenzelm
parents: 59990
diff changeset
   314
fun type_error tr = command_msg "Bad context for " tr;
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   315
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   316
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   317
(* modify transitions *)
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   318
58893
9e0ecb66d6a7 eliminated unused int_only flag (see also c12484a27367);
wenzelm
parents: 58849
diff changeset
   319
fun name name = map_transition (fn (_, pos, timing, trans) =>
9e0ecb66d6a7 eliminated unused int_only flag (see also c12484a27367);
wenzelm
parents: 58849
diff changeset
   320
  (name, pos, timing, trans));
9010
ce78dc5e1a73 Toplevel.no_timing;
wenzelm
parents: 8999
diff changeset
   321
58893
9e0ecb66d6a7 eliminated unused int_only flag (see also c12484a27367);
wenzelm
parents: 58849
diff changeset
   322
fun position pos = map_transition (fn (name, _, timing, trans) =>
9e0ecb66d6a7 eliminated unused int_only flag (see also c12484a27367);
wenzelm
parents: 58849
diff changeset
   323
  (name, pos, timing, trans));
14923
8a32071c3c13 added name_of, source_of, source;
wenzelm
parents: 14825
diff changeset
   324
58893
9e0ecb66d6a7 eliminated unused int_only flag (see also c12484a27367);
wenzelm
parents: 58849
diff changeset
   325
fun add_trans tr = map_transition (fn (name, pos, timing, trans) =>
9e0ecb66d6a7 eliminated unused int_only flag (see also c12484a27367);
wenzelm
parents: 58849
diff changeset
   326
  (name, pos, timing, tr :: trans));
16607
81e687c63e29 added print': print depending on print_mode;
wenzelm
parents: 16490
diff changeset
   327
58893
9e0ecb66d6a7 eliminated unused int_only flag (see also c12484a27367);
wenzelm
parents: 58849
diff changeset
   328
val reset_trans = map_transition (fn (name, pos, timing, _) =>
9e0ecb66d6a7 eliminated unused int_only flag (see also c12484a27367);
wenzelm
parents: 58849
diff changeset
   329
  (name, pos, timing, []));
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   330
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   331
21007
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   332
(* basic transitions *)
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   333
44187
88d770052bac simplified Toplevel.init_theory: discontinued special name argument;
wenzelm
parents: 44186
diff changeset
   334
fun init_theory f = add_trans (Init f);
37977
3ceccd415145 simplified/clarified theory loader: more explicit task management, kill old versions at start, commit results only in the very end, non-optional master dependency, do not store text in deps;
wenzelm
parents: 37953
diff changeset
   335
44187
88d770052bac simplified Toplevel.init_theory: discontinued special name argument;
wenzelm
parents: 44186
diff changeset
   336
fun is_init (Transition {trans = [Init _], ...}) = true
88d770052bac simplified Toplevel.init_theory: discontinued special name argument;
wenzelm
parents: 44186
diff changeset
   337
  | is_init _ = false;
88d770052bac simplified Toplevel.init_theory: discontinued special name argument;
wenzelm
parents: 44186
diff changeset
   338
88d770052bac simplified Toplevel.init_theory: discontinued special name argument;
wenzelm
parents: 44186
diff changeset
   339
fun modify_init f tr = if is_init tr then init_theory f (reset_trans tr) else tr;
37977
3ceccd415145 simplified/clarified theory loader: more explicit task management, kill old versions at start, commit results only in the very end, non-optional master dependency, do not store text in deps;
wenzelm
parents: 37953
diff changeset
   340
6689
wenzelm
parents: 6664
diff changeset
   341
val exit = add_trans Exit;
7612
ba11b5db431a added keep', theory';
wenzelm
parents: 7602
diff changeset
   342
val keep' = add_trans o Keep;
30366
e3d788b9dffb simplified presentation: built into transaction, pass state directly;
wenzelm
parents: 29516
diff changeset
   343
e3d788b9dffb simplified presentation: built into transaction, pass state directly;
wenzelm
parents: 29516
diff changeset
   344
fun present_transaction f g = add_trans (Transaction (f, g));
e3d788b9dffb simplified presentation: built into transaction, pass state directly;
wenzelm
parents: 29516
diff changeset
   345
fun transaction f = present_transaction f (K ());
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   346
7612
ba11b5db431a added keep', theory';
wenzelm
parents: 7602
diff changeset
   347
fun keep f = add_trans (Keep (fn _ => f));
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   348
60190
906de96ba68a allow diagnostic proof commands with skip_proofs;
wenzelm
parents: 60189
diff changeset
   349
fun keep_proof f =
906de96ba68a allow diagnostic proof commands with skip_proofs;
wenzelm
parents: 60189
diff changeset
   350
  keep (fn st =>
906de96ba68a allow diagnostic proof commands with skip_proofs;
wenzelm
parents: 60189
diff changeset
   351
    if is_proof st then f st
906de96ba68a allow diagnostic proof commands with skip_proofs;
wenzelm
parents: 60189
diff changeset
   352
    else if is_skipped_proof st then ()
906de96ba68a allow diagnostic proof commands with skip_proofs;
wenzelm
parents: 60189
diff changeset
   353
    else warning "No proof state");
906de96ba68a allow diagnostic proof commands with skip_proofs;
wenzelm
parents: 60189
diff changeset
   354
60189
0d3a62127057 tuned signature;
wenzelm
parents: 60097
diff changeset
   355
fun ignored pos = empty |> name "<ignored>" |> position pos |> keep (fn _ => ());
51268
fcc4b89a600d simplified Outer_Syntax.read_span: internalized Toplevel.is_ignored;
wenzelm
parents: 51241
diff changeset
   356
fun is_ignored tr = name_of tr = "<ignored>";
48772
e46cd0d26481 vacuous execution after first malformed command;
wenzelm
parents: 48633
diff changeset
   357
27840
e9483ef084cc added ignored, malformed transitions;
wenzelm
parents: 27606
diff changeset
   358
fun malformed pos msg =
60189
0d3a62127057 tuned signature;
wenzelm
parents: 60097
diff changeset
   359
  empty |> name "<malformed>" |> position pos |> keep (fn _ => error msg);
27840
e9483ef084cc added ignored, malformed transitions;
wenzelm
parents: 27606
diff changeset
   360
21007
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   361
49012
8686c36fa27d refined treatment of forked proofs at transaction boundaries, including proof commands (see also 7ee000ce5390);
wenzelm
parents: 49011
diff changeset
   362
(* theory transitions *)
44304
7ee000ce5390 maintain recent future proofs at transaction boundaries;
wenzelm
parents: 44270
diff changeset
   363
27601
6683cdb94af8 simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents: 27583
diff changeset
   364
fun generic_theory f = transaction (fn _ =>
26491
c93ff30790fe added generic_theory transaction;
wenzelm
parents: 26293
diff changeset
   365
  (fn Theory (gthy, _) => Theory (f gthy, NONE)
c93ff30790fe added generic_theory transaction;
wenzelm
parents: 26293
diff changeset
   366
    | _ => raise UNDEF));
c93ff30790fe added generic_theory transaction;
wenzelm
parents: 26293
diff changeset
   367
27601
6683cdb94af8 simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents: 27583
diff changeset
   368
fun theory' f = transaction (fn int =>
33725
a8481da77270 implicit name space grouping for theory/local_theory transactions;
wenzelm
parents: 33671
diff changeset
   369
  (fn Theory (Context.Theory thy, _) =>
a8481da77270 implicit name space grouping for theory/local_theory transactions;
wenzelm
parents: 33671
diff changeset
   370
      let val thy' = thy
49012
8686c36fa27d refined treatment of forked proofs at transaction boundaries, including proof commands (see also 7ee000ce5390);
wenzelm
parents: 49011
diff changeset
   371
        |> Sign.new_group
33725
a8481da77270 implicit name space grouping for theory/local_theory transactions;
wenzelm
parents: 33671
diff changeset
   372
        |> f int
a8481da77270 implicit name space grouping for theory/local_theory transactions;
wenzelm
parents: 33671
diff changeset
   373
        |> Sign.reset_group;
a8481da77270 implicit name space grouping for theory/local_theory transactions;
wenzelm
parents: 33671
diff changeset
   374
      in Theory (Context.Theory thy', NONE) end
20963
a7fd8f05a2be added type global_theory -- theory or local_theory;
wenzelm
parents: 20928
diff changeset
   375
    | _ => raise UNDEF));
a7fd8f05a2be added type global_theory -- theory or local_theory;
wenzelm
parents: 20928
diff changeset
   376
a7fd8f05a2be added type global_theory -- theory or local_theory;
wenzelm
parents: 20928
diff changeset
   377
fun theory f = theory' (K f);
a7fd8f05a2be added type global_theory -- theory or local_theory;
wenzelm
parents: 20928
diff changeset
   378
27601
6683cdb94af8 simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents: 27583
diff changeset
   379
fun begin_local_theory begin f = transaction (fn _ =>
20963
a7fd8f05a2be added type global_theory -- theory or local_theory;
wenzelm
parents: 20928
diff changeset
   380
  (fn Theory (Context.Theory thy, _) =>
a7fd8f05a2be added type global_theory -- theory or local_theory;
wenzelm
parents: 20928
diff changeset
   381
        let
20985
de13e2a23c8e exit_local_theory: pass interactive flag;
wenzelm
parents: 20963
diff changeset
   382
          val lthy = f thy;
57483
950dc7446454 centralized (ad-hoc) switching of targets in named_target.ML
haftmann
parents: 57184
diff changeset
   383
          val gthy = if begin then Context.Proof lthy else Context.Theory (Named_Target.exit lthy);
56897
c668735fb8b5 print results as "state", to avoid intrusion into the source text;
wenzelm
parents: 56895
diff changeset
   384
          val _ =
60245
79ad597fe699 tuned output;
wenzelm
parents: 60190
diff changeset
   385
            (case Local_Theory.pretty lthy of
79ad597fe699 tuned output;
wenzelm
parents: 60190
diff changeset
   386
              [] => ()
79ad597fe699 tuned output;
wenzelm
parents: 60190
diff changeset
   387
            | prts => Output.state (Pretty.string_of (Pretty.chunks prts)));
21294
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   388
        in Theory (gthy, SOME lthy) end
20963
a7fd8f05a2be added type global_theory -- theory or local_theory;
wenzelm
parents: 20928
diff changeset
   389
    | _ => raise UNDEF));
17076
c7effdf2e2e2 state: body context;
wenzelm
parents: 16815
diff changeset
   390
27601
6683cdb94af8 simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents: 27583
diff changeset
   391
val end_local_theory = transaction (fn _ =>
57483
950dc7446454 centralized (ad-hoc) switching of targets in named_target.ML
haftmann
parents: 57184
diff changeset
   392
  (fn Theory (Context.Proof lthy, _) => Theory (Context.Theory (Named_Target.exit lthy), SOME lthy)
21007
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   393
    | _ => raise UNDEF));
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   394
47069
451fc10a81f3 more explicit Toplevel.open_target/close_target;
wenzelm
parents: 46959
diff changeset
   395
fun open_target f = transaction (fn _ =>
451fc10a81f3 more explicit Toplevel.open_target/close_target;
wenzelm
parents: 46959
diff changeset
   396
  (fn Theory (gthy, _) =>
451fc10a81f3 more explicit Toplevel.open_target/close_target;
wenzelm
parents: 46959
diff changeset
   397
        let val lthy = f gthy
451fc10a81f3 more explicit Toplevel.open_target/close_target;
wenzelm
parents: 46959
diff changeset
   398
        in Theory (Context.Proof lthy, SOME lthy) end
451fc10a81f3 more explicit Toplevel.open_target/close_target;
wenzelm
parents: 46959
diff changeset
   399
    | _ => raise UNDEF));
451fc10a81f3 more explicit Toplevel.open_target/close_target;
wenzelm
parents: 46959
diff changeset
   400
451fc10a81f3 more explicit Toplevel.open_target/close_target;
wenzelm
parents: 46959
diff changeset
   401
val close_target = transaction (fn _ =>
451fc10a81f3 more explicit Toplevel.open_target/close_target;
wenzelm
parents: 46959
diff changeset
   402
  (fn Theory (Context.Proof lthy, _) =>
451fc10a81f3 more explicit Toplevel.open_target/close_target;
wenzelm
parents: 46959
diff changeset
   403
        (case try Local_Theory.close_target lthy of
50739
5165d7e6d3b9 more precise Local_Theory.level: 1 really means main target and >= 2 nested context;
wenzelm
parents: 50201
diff changeset
   404
          SOME ctxt' =>
5165d7e6d3b9 more precise Local_Theory.level: 1 really means main target and >= 2 nested context;
wenzelm
parents: 50201
diff changeset
   405
            let
5165d7e6d3b9 more precise Local_Theory.level: 1 really means main target and >= 2 nested context;
wenzelm
parents: 50201
diff changeset
   406
              val gthy' =
5165d7e6d3b9 more precise Local_Theory.level: 1 really means main target and >= 2 nested context;
wenzelm
parents: 50201
diff changeset
   407
                if can Local_Theory.assert ctxt'
5165d7e6d3b9 more precise Local_Theory.level: 1 really means main target and >= 2 nested context;
wenzelm
parents: 50201
diff changeset
   408
                then Context.Proof ctxt'
5165d7e6d3b9 more precise Local_Theory.level: 1 really means main target and >= 2 nested context;
wenzelm
parents: 50201
diff changeset
   409
                else Context.Theory (Proof_Context.theory_of ctxt');
5165d7e6d3b9 more precise Local_Theory.level: 1 really means main target and >= 2 nested context;
wenzelm
parents: 50201
diff changeset
   410
            in Theory (gthy', SOME lthy) end
47069
451fc10a81f3 more explicit Toplevel.open_target/close_target;
wenzelm
parents: 46959
diff changeset
   411
        | NONE => raise UNDEF)
451fc10a81f3 more explicit Toplevel.open_target/close_target;
wenzelm
parents: 46959
diff changeset
   412
    | _ => raise UNDEF));
451fc10a81f3 more explicit Toplevel.open_target/close_target;
wenzelm
parents: 46959
diff changeset
   413
59990
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59939
diff changeset
   414
fun restricted_context (SOME (strict, scope)) =
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59939
diff changeset
   415
      Proof_Context.map_naming (Name_Space.restricted strict scope)
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59939
diff changeset
   416
  | restricted_context NONE = I;
59939
7d46aa03696e support for 'restricted' modifier: only qualified accesses outside the local scope;
wenzelm
parents: 59923
diff changeset
   417
59990
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59939
diff changeset
   418
fun local_theory' restricted target f = present_transaction (fn int =>
21294
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   419
  (fn Theory (gthy, _) =>
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   420
        let
59923
b21c82422d65 support private scope for individual local theory commands;
wenzelm
parents: 59472
diff changeset
   421
          val (finish, lthy) = Named_Target.switch target gthy;
47274
feef9b0b6031 misc tuning and simplification;
wenzelm
parents: 47069
diff changeset
   422
          val lthy' = lthy
59990
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59939
diff changeset
   423
            |> restricted_context restricted
49012
8686c36fa27d refined treatment of forked proofs at transaction boundaries, including proof commands (see also 7ee000ce5390);
wenzelm
parents: 49011
diff changeset
   424
            |> Local_Theory.new_group
33725
a8481da77270 implicit name space grouping for theory/local_theory transactions;
wenzelm
parents: 33671
diff changeset
   425
            |> f int
a8481da77270 implicit name space grouping for theory/local_theory transactions;
wenzelm
parents: 33671
diff changeset
   426
            |> Local_Theory.reset_group;
21294
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   427
        in Theory (finish lthy', SOME lthy') end
59032
wenzelm
parents: 58999
diff changeset
   428
    | _ => raise UNDEF))
wenzelm
parents: 58999
diff changeset
   429
  (K ());
15668
53c049a365cf improved exn_message;
wenzelm
parents: 15633
diff changeset
   430
59990
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59939
diff changeset
   431
fun local_theory restricted target f = local_theory' restricted target (K f);
21007
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   432
59923
b21c82422d65 support private scope for individual local theory commands;
wenzelm
parents: 59472
diff changeset
   433
fun present_local_theory target = present_transaction (fn int =>
59032
wenzelm
parents: 58999
diff changeset
   434
  (fn Theory (gthy, _) =>
59923
b21c82422d65 support private scope for individual local theory commands;
wenzelm
parents: 59472
diff changeset
   435
        let val (finish, lthy) = Named_Target.switch target gthy;
59032
wenzelm
parents: 58999
diff changeset
   436
        in Theory (finish lthy, SOME lthy) end
wenzelm
parents: 58999
diff changeset
   437
    | _ => raise UNDEF));
21007
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   438
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   439
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   440
(* proof transitions *)
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   441
27601
6683cdb94af8 simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents: 27583
diff changeset
   442
fun end_proof f = transaction (fn int =>
24795
6f5cb7885fd7 print_state_context: local theory context, not proof context;
wenzelm
parents: 24780
diff changeset
   443
  (fn Proof (prf, (finish, _)) =>
33390
5b499f36dd25 modernized structure Proof_Node;
wenzelm
parents: 33223
diff changeset
   444
        let val state = Proof_Node.current prf in
21007
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   445
          if can (Proof.assert_bottom true) state then
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   446
            let
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   447
              val ctxt' = f int state;
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   448
              val gthy' = finish ctxt';
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   449
            in Theory (gthy', SOME ctxt') end
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   450
          else raise UNDEF
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   451
        end
51555
6aa64925db77 explicit Toplevel.is_skipped_proof;
wenzelm
parents: 51553
diff changeset
   452
    | Skipped_Proof (0, (gthy, _)) => Theory (gthy, NONE)
21007
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   453
    | _ => raise UNDEF));
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   454
21294
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   455
local
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   456
47274
feef9b0b6031 misc tuning and simplification;
wenzelm
parents: 47069
diff changeset
   457
fun begin_proof init = transaction (fn int =>
21294
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   458
  (fn Theory (gthy, _) =>
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   459
    let
47274
feef9b0b6031 misc tuning and simplification;
wenzelm
parents: 47069
diff changeset
   460
      val (finish, prf) = init int gthy;
52499
812215680f6d clarified Proofterm.proofs vs. Goal.skip_proofs;
wenzelm
parents: 52118
diff changeset
   461
      val skip = Goal.skip_proofs_enabled ();
58795
wenzelm
parents: 57483
diff changeset
   462
      val schematic_goal = try Proof.schematic_goal prf;
47274
feef9b0b6031 misc tuning and simplification;
wenzelm
parents: 47069
diff changeset
   463
      val _ =
58795
wenzelm
parents: 57483
diff changeset
   464
        if skip andalso schematic_goal = SOME true then
47274
feef9b0b6031 misc tuning and simplification;
wenzelm
parents: 47069
diff changeset
   465
          warning "Cannot skip proof of schematic goal statement"
feef9b0b6031 misc tuning and simplification;
wenzelm
parents: 47069
diff changeset
   466
        else ();
21294
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   467
    in
58795
wenzelm
parents: 57483
diff changeset
   468
      if skip andalso schematic_goal = SOME false then
51555
6aa64925db77 explicit Toplevel.is_skipped_proof;
wenzelm
parents: 51553
diff changeset
   469
        Skipped_Proof (0, (finish (Proof.global_skip_proof true prf), gthy))
47274
feef9b0b6031 misc tuning and simplification;
wenzelm
parents: 47069
diff changeset
   470
      else Proof (Proof_Node.init prf, (finish, gthy))
21294
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   471
    end
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   472
  | _ => raise UNDEF));
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   473
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   474
in
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   475
59990
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59939
diff changeset
   476
fun local_theory_to_proof' restricted target f = begin_proof
47274
feef9b0b6031 misc tuning and simplification;
wenzelm
parents: 47069
diff changeset
   477
  (fn int => fn gthy =>
59923
b21c82422d65 support private scope for individual local theory commands;
wenzelm
parents: 59472
diff changeset
   478
    let
b21c82422d65 support private scope for individual local theory commands;
wenzelm
parents: 59472
diff changeset
   479
      val (finish, lthy) = Named_Target.switch target gthy;
b21c82422d65 support private scope for individual local theory commands;
wenzelm
parents: 59472
diff changeset
   480
      val prf = lthy
59990
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59939
diff changeset
   481
        |> restricted_context restricted
59923
b21c82422d65 support private scope for individual local theory commands;
wenzelm
parents: 59472
diff changeset
   482
        |> Local_Theory.new_group
b21c82422d65 support private scope for individual local theory commands;
wenzelm
parents: 59472
diff changeset
   483
        |> f int;
b21c82422d65 support private scope for individual local theory commands;
wenzelm
parents: 59472
diff changeset
   484
    in (finish o Local_Theory.reset_group, prf) end);
24780
47bb1e380d83 local_theory transactions: more careful treatment of context position;
wenzelm
parents: 24634
diff changeset
   485
59990
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59939
diff changeset
   486
fun local_theory_to_proof restricted target f =
a81dc82ecba3 clarified keyword 'qualified' in accordance to a similar keyword from Haskell (despite unrelated Binding.qualified in Isabelle/ML);
wenzelm
parents: 59939
diff changeset
   487
  local_theory_to_proof' restricted target (K f);
21294
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   488
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   489
fun theory_to_proof f = begin_proof
47274
feef9b0b6031 misc tuning and simplification;
wenzelm
parents: 47069
diff changeset
   490
  (fn _ => fn gthy =>
56057
ad6bd8030d88 more explicit Sign.change_check -- detect structural mistakes where they emerge, not at later theory merges;
wenzelm
parents: 56055
diff changeset
   491
    (Context.Theory o Sign.reset_group o Sign.change_check o Proof_Context.theory_of,
49062
7e31dfd99ce7 discontinued complicated/unreliable notion of recent proofs within context;
wenzelm
parents: 49042
diff changeset
   492
      (case gthy of
52788
da1fdbfebd39 type theory is purely value-oriented;
wenzelm
parents: 52696
diff changeset
   493
        Context.Theory thy => f (Sign.new_group thy)
49012
8686c36fa27d refined treatment of forked proofs at transaction boundaries, including proof commands (see also 7ee000ce5390);
wenzelm
parents: 49011
diff changeset
   494
      | _ => raise UNDEF)));
21294
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   495
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   496
end;
5cd48242ef17 simplified local theory wrappers;
wenzelm
parents: 21277
diff changeset
   497
58798
49ed5eea15d4 'oops' requires proper goal statement -- exclude 'notepad' to avoid disrupting begin/end structure;
wenzelm
parents: 58795
diff changeset
   498
fun forget_proof strict = transaction (fn _ =>
49ed5eea15d4 'oops' requires proper goal statement -- exclude 'notepad' to avoid disrupting begin/end structure;
wenzelm
parents: 58795
diff changeset
   499
  (fn Proof (prf, (_, orig_gthy)) =>
49ed5eea15d4 'oops' requires proper goal statement -- exclude 'notepad' to avoid disrupting begin/end structure;
wenzelm
parents: 58795
diff changeset
   500
        if strict andalso not (Proof.has_bottom_goal (Proof_Node.current prf))
49ed5eea15d4 'oops' requires proper goal statement -- exclude 'notepad' to avoid disrupting begin/end structure;
wenzelm
parents: 58795
diff changeset
   501
        then raise UNDEF else Theory (orig_gthy, NONE)
51555
6aa64925db77 explicit Toplevel.is_skipped_proof;
wenzelm
parents: 51553
diff changeset
   502
    | Skipped_Proof (_, (_, orig_gthy)) => Theory (orig_gthy, NONE)
21007
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   503
    | _ => raise UNDEF));
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   504
27601
6683cdb94af8 simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents: 27583
diff changeset
   505
fun proofs' f = transaction (fn int =>
49062
7e31dfd99ce7 discontinued complicated/unreliable notion of recent proofs within context;
wenzelm
parents: 49042
diff changeset
   506
  (fn Proof (prf, x) => Proof (Proof_Node.applys (f int) prf, x)
51555
6aa64925db77 explicit Toplevel.is_skipped_proof;
wenzelm
parents: 51553
diff changeset
   507
    | skip as Skipped_Proof _ => skip
16815
13d20ed9086c added print_state_hook;
wenzelm
parents: 16729
diff changeset
   508
    | _ => raise UNDEF));
15668
53c049a365cf improved exn_message;
wenzelm
parents: 15633
diff changeset
   509
49863
b5fb6e7f8d81 more informative errors for 'proof' and 'apply' steps;
wenzelm
parents: 49062
diff changeset
   510
fun proof' f = proofs' ((Seq.single o Seq.Result) oo f);
17904
21c6894b5998 simplified interfaces proof/proof' etc.: perform ProofHistory.apply(s)/current internally;
wenzelm
parents: 17513
diff changeset
   511
val proofs = proofs' o K;
6689
wenzelm
parents: 6664
diff changeset
   512
val proof = proof' o K;
16815
13d20ed9086c added print_state_hook;
wenzelm
parents: 16729
diff changeset
   513
60693
044f8bb3dd30 more accurate skip_proofs nesting, e.g. relevant for 'subgoal' command;
wenzelm
parents: 60403
diff changeset
   514
044f8bb3dd30 more accurate skip_proofs nesting, e.g. relevant for 'subgoal' command;
wenzelm
parents: 60403
diff changeset
   515
(* skipped proofs *)
044f8bb3dd30 more accurate skip_proofs nesting, e.g. relevant for 'subgoal' command;
wenzelm
parents: 60403
diff changeset
   516
27601
6683cdb94af8 simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents: 27583
diff changeset
   517
fun actual_proof f = transaction (fn _ =>
21007
1bbb31aaf98d renamed enter_forward_proof to enter_proof_body;
wenzelm
parents: 20985
diff changeset
   518
  (fn Proof (prf, x) => Proof (f prf, x)
20963
a7fd8f05a2be added type global_theory -- theory or local_theory;
wenzelm
parents: 20928
diff changeset
   519
    | _ => raise UNDEF));
16815
13d20ed9086c added print_state_hook;
wenzelm
parents: 16729
diff changeset
   520
27601
6683cdb94af8 simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents: 27583
diff changeset
   521
fun skip_proof f = transaction (fn _ =>
60693
044f8bb3dd30 more accurate skip_proofs nesting, e.g. relevant for 'subgoal' command;
wenzelm
parents: 60403
diff changeset
   522
  (fn skip as Skipped_Proof _ => (f (); skip)
18563
wenzelm
parents: 17904
diff changeset
   523
    | _ => raise UNDEF));
wenzelm
parents: 17904
diff changeset
   524
60693
044f8bb3dd30 more accurate skip_proofs nesting, e.g. relevant for 'subgoal' command;
wenzelm
parents: 60403
diff changeset
   525
val skip_proof_open = transaction (fn _ =>
044f8bb3dd30 more accurate skip_proofs nesting, e.g. relevant for 'subgoal' command;
wenzelm
parents: 60403
diff changeset
   526
  (fn Skipped_Proof (d, x) => Skipped_Proof (d + 1, x)
044f8bb3dd30 more accurate skip_proofs nesting, e.g. relevant for 'subgoal' command;
wenzelm
parents: 60403
diff changeset
   527
    | _ => raise UNDEF));
044f8bb3dd30 more accurate skip_proofs nesting, e.g. relevant for 'subgoal' command;
wenzelm
parents: 60403
diff changeset
   528
044f8bb3dd30 more accurate skip_proofs nesting, e.g. relevant for 'subgoal' command;
wenzelm
parents: 60403
diff changeset
   529
val skip_proof_close = transaction (fn _ =>
044f8bb3dd30 more accurate skip_proofs nesting, e.g. relevant for 'subgoal' command;
wenzelm
parents: 60403
diff changeset
   530
  (fn Skipped_Proof (0, (gthy, _)) => Theory (gthy, NONE)
044f8bb3dd30 more accurate skip_proofs nesting, e.g. relevant for 'subgoal' command;
wenzelm
parents: 60403
diff changeset
   531
    | Skipped_Proof (d, x) => Skipped_Proof (d - 1, x)
33725
a8481da77270 implicit name space grouping for theory/local_theory transactions;
wenzelm
parents: 33671
diff changeset
   532
    | _ => raise UNDEF));
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   533
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   534
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   535
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   536
(** toplevel transactions **)
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   537
52527
dbac84eab3bc separate exec_id assignment for Command.print states, without affecting result of eval;
wenzelm
parents: 52499
diff changeset
   538
(* runtime position *)
27427
f6751d265cf6 added name_of;
wenzelm
parents: 26982
diff changeset
   539
52536
3a35ce87a55c tuned signature;
wenzelm
parents: 52527
diff changeset
   540
fun exec_id id (tr as Transition {pos, ...}) =
3a35ce87a55c tuned signature;
wenzelm
parents: 52527
diff changeset
   541
  position (Position.put_id (Document_ID.print id) pos) tr;
25799
7a204e0467f8 maintain thread transition properties;
wenzelm
parents: 25796
diff changeset
   542
25960
1f9956e0bd89 removed unused properties;
wenzelm
parents: 25847
diff changeset
   543
fun setmp_thread_position (Transition {pos, ...}) f x =
25819
e6feb08b7f4b replaced thread_properties by simplified version in position.ML;
wenzelm
parents: 25809
diff changeset
   544
  Position.setmp_thread_data pos f x;
25799
7a204e0467f8 maintain thread transition properties;
wenzelm
parents: 25796
diff changeset
   545
7a204e0467f8 maintain thread transition properties;
wenzelm
parents: 25796
diff changeset
   546
28095
7eaf0813bdc3 added add_hook interface for post-transition hooks;
wenzelm
parents: 27859
diff changeset
   547
(* post-transition hooks *)
7eaf0813bdc3 added add_hook interface for post-transition hooks;
wenzelm
parents: 27859
diff changeset
   548
37905
wenzelm
parents: 37865
diff changeset
   549
local
56147
9589605bcf41 prefer more robust Synchronized.var;
wenzelm
parents: 56057
diff changeset
   550
  val hooks =
9589605bcf41 prefer more robust Synchronized.var;
wenzelm
parents: 56057
diff changeset
   551
    Synchronized.var "Toplevel.hooks" ([]: (transition -> state -> state -> unit) list);
37905
wenzelm
parents: 37865
diff changeset
   552
in
28095
7eaf0813bdc3 added add_hook interface for post-transition hooks;
wenzelm
parents: 27859
diff changeset
   553
56147
9589605bcf41 prefer more robust Synchronized.var;
wenzelm
parents: 56057
diff changeset
   554
fun add_hook hook = Synchronized.change hooks (cons hook);
9589605bcf41 prefer more robust Synchronized.var;
wenzelm
parents: 56057
diff changeset
   555
fun get_hooks () = Synchronized.value hooks;
28095
7eaf0813bdc3 added add_hook interface for post-transition hooks;
wenzelm
parents: 27859
diff changeset
   556
7eaf0813bdc3 added add_hook interface for post-transition hooks;
wenzelm
parents: 27859
diff changeset
   557
end;
7eaf0813bdc3 added add_hook interface for post-transition hooks;
wenzelm
parents: 27859
diff changeset
   558
7eaf0813bdc3 added add_hook interface for post-transition hooks;
wenzelm
parents: 27859
diff changeset
   559
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   560
(* apply transitions *)
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   561
51217
65ab2c4f4c32 support for prescient timing information within command transactions;
wenzelm
parents: 51216
diff changeset
   562
fun get_timing (Transition {timing, ...}) = timing;
58893
9e0ecb66d6a7 eliminated unused int_only flag (see also c12484a27367);
wenzelm
parents: 58849
diff changeset
   563
fun put_timing timing = map_transition (fn (name, pos, _, trans) => (name, pos, timing, trans));
51217
65ab2c4f4c32 support for prescient timing information within command transactions;
wenzelm
parents: 51216
diff changeset
   564
6664
f679ddd1ddd8 cleaned comments;
wenzelm
parents: 6244
diff changeset
   565
local
f679ddd1ddd8 cleaned comments;
wenzelm
parents: 6244
diff changeset
   566
56895
f058120aaad4 discontinued Toplevel.print flag -- print uniformly according to Keyword.is_printed;
wenzelm
parents: 56893
diff changeset
   567
fun app int (tr as Transition {name, trans, ...}) =
25819
e6feb08b7f4b replaced thread_properties by simplified version in position.ML;
wenzelm
parents: 25809
diff changeset
   568
  setmp_thread_position tr (fn state =>
25799
7a204e0467f8 maintain thread transition properties;
wenzelm
parents: 25796
diff changeset
   569
    let
51595
8e9746e584c9 more centralized command timing;
wenzelm
parents: 51560
diff changeset
   570
      val timing_start = Timing.start ();
25799
7a204e0467f8 maintain thread transition properties;
wenzelm
parents: 25796
diff changeset
   571
51595
8e9746e584c9 more centralized command timing;
wenzelm
parents: 51560
diff changeset
   572
      val (result, opt_err) =
51658
21c10672633b discontinued Toplevel.no_timing complication -- also recovers timing of diagnostic commands, e.g. 'find_theorems';
wenzelm
parents: 51605
diff changeset
   573
         state |> (apply_trans int trans |> ! profiling > 0 ? profile (! profiling));
56895
f058120aaad4 discontinued Toplevel.print flag -- print uniformly according to Keyword.is_printed;
wenzelm
parents: 56893
diff changeset
   574
51595
8e9746e584c9 more centralized command timing;
wenzelm
parents: 51560
diff changeset
   575
      val timing_result = Timing.result timing_start;
51662
3391a493f39a just one timing protocol function, with 3 implementations: TTY/PG, PIDE/document, build;
wenzelm
parents: 51661
diff changeset
   576
      val timing_props =
3391a493f39a just one timing protocol function, with 3 implementations: TTY/PG, PIDE/document, build;
wenzelm
parents: 51661
diff changeset
   577
        Markup.command_timing :: (Markup.nameN, name_of tr) :: Position.properties_of (pos_of tr);
3391a493f39a just one timing protocol function, with 3 implementations: TTY/PG, PIDE/document, build;
wenzelm
parents: 51661
diff changeset
   578
      val _ = Timing.protocol_message timing_props timing_result;
60076
e24f59cba23c tuned messages;
wenzelm
parents: 59990
diff changeset
   579
    in (result, Option.map (fn UNDEF => ERROR (type_error tr) | exn => exn) opt_err) end);
6664
f679ddd1ddd8 cleaned comments;
wenzelm
parents: 6244
diff changeset
   580
f679ddd1ddd8 cleaned comments;
wenzelm
parents: 6244
diff changeset
   581
in
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   582
26602
5534b6a6b810 made purely value-oriented, moved global state to structure Isar (cf. isar.ML);
wenzelm
parents: 26491
diff changeset
   583
fun transition int tr st =
28095
7eaf0813bdc3 added add_hook interface for post-transition hooks;
wenzelm
parents: 27859
diff changeset
   584
  let
60895
501be4aa75b4 default ML context for all command transactions, e.g. relevant for debugging and toplevel pretty-printing;
wenzelm
parents: 60693
diff changeset
   585
    val (st', opt_err) =
501be4aa75b4 default ML context for all command transactions, e.g. relevant for debugging and toplevel pretty-printing;
wenzelm
parents: 60693
diff changeset
   586
      Context.setmp_thread_data (try (Context.Proof o presentation_context_of) st)
501be4aa75b4 default ML context for all command transactions, e.g. relevant for debugging and toplevel pretty-printing;
wenzelm
parents: 60693
diff changeset
   587
        (fn () => app int tr st) ();
59055
5a7157b8e870 more informative failure of protocol commands, with exception trace;
wenzelm
parents: 59032
diff changeset
   588
    val opt_err' = opt_err |> Option.map
5a7157b8e870 more informative failure of protocol commands, with exception trace;
wenzelm
parents: 59032
diff changeset
   589
      (fn Runtime.EXCURSION_FAIL exn_info => exn_info
5a7157b8e870 more informative failure of protocol commands, with exception trace;
wenzelm
parents: 59032
diff changeset
   590
        | exn => (Runtime.exn_context (try context_of st) exn, at_command tr));
5a7157b8e870 more informative failure of protocol commands, with exception trace;
wenzelm
parents: 59032
diff changeset
   591
    val _ = get_hooks () |> List.app (fn f => (try (fn () => f tr st st') (); ()));
5a7157b8e870 more informative failure of protocol commands, with exception trace;
wenzelm
parents: 59032
diff changeset
   592
  in (st', opt_err') end;
6664
f679ddd1ddd8 cleaned comments;
wenzelm
parents: 6244
diff changeset
   593
f679ddd1ddd8 cleaned comments;
wenzelm
parents: 6244
diff changeset
   594
end;
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   595
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   596
51284
59a03019f3bf fork diagnostic commands (theory loader and PIDE interaction);
wenzelm
parents: 51282
diff changeset
   597
(* managed commands *)
5828
1feeadaad6a9 The Isabelle/Isar toplevel.
wenzelm
parents:
diff changeset
   598
51323
wenzelm
parents: 51322
diff changeset
   599
fun command_errors int tr st =
wenzelm
parents: 51322
diff changeset
   600
  (case transition int tr st of
59055
5a7157b8e870 more informative failure of protocol commands, with exception trace;
wenzelm
parents: 59032
diff changeset
   601
    (st', NONE) => ([], SOME st')
5a7157b8e870 more informative failure of protocol commands, with exception trace;
wenzelm
parents: 59032
diff changeset
   602
  | (_, SOME (exn, _)) => (Runtime.exn_messages_ids exn, NONE));
51323
wenzelm
parents: 51322
diff changeset
   603
51284
59a03019f3bf fork diagnostic commands (theory loader and PIDE interaction);
wenzelm
parents: 51282
diff changeset
   604
fun command_exception int tr st =
59a03019f3bf fork diagnostic commands (theory loader and PIDE interaction);
wenzelm
parents: 51282
diff changeset
   605
  (case transition int tr st of
59055
5a7157b8e870 more informative failure of protocol commands, with exception trace;
wenzelm
parents: 59032
diff changeset
   606
    (st', NONE) => st'
5a7157b8e870 more informative failure of protocol commands, with exception trace;
wenzelm
parents: 59032
diff changeset
   607
  | (_, SOME (exn, info)) =>
5a7157b8e870 more informative failure of protocol commands, with exception trace;
wenzelm
parents: 59032
diff changeset
   608
      if Exn.is_interrupt exn then reraise exn
5a7157b8e870 more informative failure of protocol commands, with exception trace;
wenzelm
parents: 59032
diff changeset
   609
      else raise Runtime.EXCURSION_FAIL (exn, info));
27576
7afff36043e6 eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents: 27564
diff changeset
   610
58848
fd0c85d7da38 eliminated odd flags and hook;
wenzelm
parents: 58798
diff changeset
   611
val command = command_exception false;
51284
59a03019f3bf fork diagnostic commands (theory loader and PIDE interaction);
wenzelm
parents: 51282
diff changeset
   612
28433
b3dab95f098f begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents: 28425
diff changeset
   613
56937
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   614
(* reset state *)
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   615
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   616
local
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   617
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   618
fun reset_state check trans st =
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   619
  if check st then NONE
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   620
  else #2 (command_errors false (trans empty) st);
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   621
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   622
in
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   623
58798
49ed5eea15d4 'oops' requires proper goal statement -- exclude 'notepad' to avoid disrupting begin/end structure;
wenzelm
parents: 58795
diff changeset
   624
val reset_theory = reset_state is_theory (forget_proof false);
56937
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   625
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   626
val reset_proof =
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   627
  reset_state is_proof
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   628
    (transaction (fn _ =>
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   629
      (fn Theory (gthy, _) => Skipped_Proof (0, (gthy, gthy))
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   630
        | _ => raise UNDEF)));
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   631
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   632
end;
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   633
d11d11da0d90 smarter recovery from toplevel type error;
wenzelm
parents: 56897
diff changeset
   634
46959
cdc791910460 defer actual parsing of command spans and thus allow new commands to be used in the same theory where defined;
wenzelm
parents: 45666
diff changeset
   635
(* scheduled proof result *)
28433
b3dab95f098f begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents: 28425
diff changeset
   636
51332
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   637
datatype result =
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   638
  Result of transition * state |
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   639
  Result_List of result list |
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   640
  Result_Future of result future;
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   641
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   642
fun join_results (Result x) = [x]
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   643
  | join_results (Result_List xs) = maps join_results xs
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   644
  | join_results (Result_Future x) = join_results (Future.join x);
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   645
51323
wenzelm
parents: 51322
diff changeset
   646
local
wenzelm
parents: 51322
diff changeset
   647
47417
9679bab23f93 misc tuning and simplification;
wenzelm
parents: 47416
diff changeset
   648
structure Result = Proof_Data
28974
d6b190efa01a excursion: pass explicit proof states as result of future proof, replaced low-level Thm.join_futures by PureThy.force_proofs;
wenzelm
parents: 28645
diff changeset
   649
(
51332
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   650
  type T = result;
59150
wenzelm
parents: 59055
diff changeset
   651
  fun init _ = Result_List [];
28974
d6b190efa01a excursion: pass explicit proof states as result of future proof, replaced low-level Thm.join_futures by PureThy.force_proofs;
wenzelm
parents: 28645
diff changeset
   652
);
d6b190efa01a excursion: pass explicit proof states as result of future proof, replaced low-level Thm.join_futures by PureThy.force_proofs;
wenzelm
parents: 28645
diff changeset
   653
51332
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   654
val get_result = Result.get o Proof.context_of;
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   655
val put_result = Proof.map_context o Result.put;
51324
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   656
51423
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   657
fun timing_estimate include_head elem =
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   658
  let
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   659
    val trs = Thy_Syntax.flat_element elem |> not include_head ? tl;
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   660
    val timings = map get_timing trs;
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   661
  in
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   662
    if forall is_some timings then
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   663
      SOME (fold (curry Time.+ o the) timings Time.zeroTime)
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   664
    else NONE
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   665
  end;
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   666
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   667
fun priority NONE = ~1
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   668
  | priority (SOME estimate) =
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   669
      Int.min (Real.floor (Real.max (Math.log10 (Time.toReal estimate), ~3.0)) - 3, ~1);
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   670
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   671
fun proof_future_enabled estimate st =
51324
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   672
  (case try proof_of st of
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   673
    NONE => false
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   674
  | SOME state =>
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   675
      not (Proof.is_relevant state) andalso
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   676
       (if can (Proof.assert_bottom true) state
53189
ee8b8dafef0e discontinued parallel_subproofs_saturation and related internal counters (superseded by parallel_subproofs_threshold and timing information);
wenzelm
parents: 52788
diff changeset
   677
        then Goal.future_enabled 1
51423
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   678
        else
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   679
          (case estimate of
53189
ee8b8dafef0e discontinued parallel_subproofs_saturation and related internal counters (superseded by parallel_subproofs_threshold and timing information);
wenzelm
parents: 52788
diff changeset
   680
            NONE => Goal.future_enabled 2
51423
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   681
          | SOME t => Goal.future_enabled_timing t)));
51278
wenzelm
parents: 51274
diff changeset
   682
58923
cb9b69cca999 more explicit Keyword.keywords;
wenzelm
parents: 58893
diff changeset
   683
fun atom_result keywords tr st =
51323
wenzelm
parents: 51322
diff changeset
   684
  let
wenzelm
parents: 51322
diff changeset
   685
    val st' =
58923
cb9b69cca999 more explicit Keyword.keywords;
wenzelm
parents: 58893
diff changeset
   686
      if Goal.future_enabled 1 andalso Keyword.is_diag keywords (name_of tr) then
53192
04df1d236e1c maintain goal forks as part of global execution;
wenzelm
parents: 53189
diff changeset
   687
        (Execution.fork
51605
eca8acb42e4a more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents: 51595
diff changeset
   688
          {name = "Toplevel.diag", pos = pos_of tr,
eca8acb42e4a more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents: 51595
diff changeset
   689
            pri = priority (timing_estimate true (Thy_Syntax.atom tr))}
eca8acb42e4a more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents: 51595
diff changeset
   690
          (fn () => command tr st); st)
51323
wenzelm
parents: 51322
diff changeset
   691
      else command tr st;
51332
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   692
  in (Result (tr, st'), st') end;
51323
wenzelm
parents: 51322
diff changeset
   693
wenzelm
parents: 51322
diff changeset
   694
in
wenzelm
parents: 51322
diff changeset
   695
58923
cb9b69cca999 more explicit Keyword.keywords;
wenzelm
parents: 58893
diff changeset
   696
fun element_result keywords (Thy_Syntax.Element (tr, NONE)) st = atom_result keywords tr st
cb9b69cca999 more explicit Keyword.keywords;
wenzelm
parents: 58893
diff changeset
   697
  | element_result keywords (elem as Thy_Syntax.Element (head_tr, SOME element_rest)) st =
48633
7cd32f9d4293 recovered comination of Toplevel.skip_proofs and Goal.parallel_proofs from 9679bab23f93 (NB: skip_proofs leads to failure of Toplevel.proof_of);
wenzelm
parents: 47881
diff changeset
   698
      let
58923
cb9b69cca999 more explicit Keyword.keywords;
wenzelm
parents: 58893
diff changeset
   699
        val (head_result, st') = atom_result keywords head_tr st;
51332
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   700
        val (body_elems, end_tr) = element_rest;
51423
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   701
        val estimate = timing_estimate false elem;
51324
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   702
      in
51423
e5f9a6d9ca82 clarified parallel_subproofs_saturation (blind guess) vs. parallel_subproofs_threshold (precient timing estimate);
wenzelm
parents: 51332
diff changeset
   703
        if not (proof_future_enabled estimate st')
51324
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   704
        then
51332
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   705
          let
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   706
            val proof_trs = maps Thy_Syntax.flat_element body_elems @ [end_tr];
58923
cb9b69cca999 more explicit Keyword.keywords;
wenzelm
parents: 58893
diff changeset
   707
            val (proof_results, st'') = fold_map (atom_result keywords) proof_trs st';
51332
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   708
          in (Result_List (head_result :: proof_results), st'') end
51324
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   709
        else
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   710
          let
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   711
            val finish = Context.Theory o Proof_Context.theory_of;
28974
d6b190efa01a excursion: pass explicit proof states as result of future proof, replaced low-level Thm.join_futures by PureThy.force_proofs;
wenzelm
parents: 28645
diff changeset
   712
51605
eca8acb42e4a more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents: 51595
diff changeset
   713
            val future_proof =
eca8acb42e4a more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents: 51595
diff changeset
   714
              Proof.future_proof (fn state =>
53192
04df1d236e1c maintain goal forks as part of global execution;
wenzelm
parents: 53189
diff changeset
   715
                Execution.fork
51605
eca8acb42e4a more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents: 51595
diff changeset
   716
                  {name = "Toplevel.future_proof", pos = pos_of head_tr, pri = priority estimate}
eca8acb42e4a more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents: 51595
diff changeset
   717
                  (fn () =>
eca8acb42e4a more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents: 51595
diff changeset
   718
                    let
eca8acb42e4a more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents: 51595
diff changeset
   719
                      val State (SOME (Proof (prf, (_, orig_gthy))), prev) = st';
eca8acb42e4a more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents: 51595
diff changeset
   720
                      val prf' = Proof_Node.apply (K state) prf;
eca8acb42e4a more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents: 51595
diff changeset
   721
                      val (result, result_state) =
eca8acb42e4a more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents: 51595
diff changeset
   722
                        State (SOME (Proof (prf', (finish, orig_gthy))), prev)
58923
cb9b69cca999 more explicit Keyword.keywords;
wenzelm
parents: 58893
diff changeset
   723
                        |> fold_map (element_result keywords) body_elems ||> command end_tr;
51605
eca8acb42e4a more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents: 51595
diff changeset
   724
                    in (Result_List result, presentation_context_of result_state) end))
51332
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   725
              #> (fn (res, state') => state' |> put_result (Result_Future res));
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   726
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   727
            val forked_proof =
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   728
              proof (future_proof #>
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   729
                (fn state => state |> Proof.local_done_proof |> put_result (get_result state))) o
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   730
              end_proof (fn _ => future_proof #>
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   731
                (fn state => state |> Proof.global_done_proof |> Result.put (get_result state)));
28974
d6b190efa01a excursion: pass explicit proof states as result of future proof, replaced low-level Thm.join_futures by PureThy.force_proofs;
wenzelm
parents: 28645
diff changeset
   732
51324
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   733
            val st'' = st'
56895
f058120aaad4 discontinued Toplevel.print flag -- print uniformly according to Keyword.is_printed;
wenzelm
parents: 56893
diff changeset
   734
              |> command (head_tr |> reset_trans |> forked_proof);
51332
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   735
            val end_result = Result (end_tr, st'');
51324
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   736
            val result =
51332
8707df0b0255 refined parallel_proofs = 2: fork whole Isar sub-proofs, not just terminal ones;
wenzelm
parents: 51324
diff changeset
   737
              Result_List [head_result, Result.get (presentation_context_of st''), end_result];
51324
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   738
          in (result, st'') end
c17f5de0a915 uniform treatment of global/local proofs;
wenzelm
parents: 51323
diff changeset
   739
      end;
28433
b3dab95f098f begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents: 28425
diff changeset
   740
6664
f679ddd1ddd8 cleaned comments;
wenzelm
parents: 6244
diff changeset
   741
end;
51323
wenzelm
parents: 51322
diff changeset
   742
wenzelm
parents: 51322
diff changeset
   743
end;