author | haftmann |
Wed, 11 Aug 2010 20:25:44 +0200 | |
changeset 38384 | 07c33be08476 |
parent 38351 | ea1ee55aa41f |
parent 38380 | cf42d8355844 |
child 38388 | 94d5624dd1f7 |
permissions | -rw-r--r-- |
5828 | 1 |
(* Title: Pure/Isar/toplevel.ML |
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Author: Markus Wenzel, TU Muenchen |
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Isabelle/Isar toplevel transactions. |
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*) |
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signature TOPLEVEL = |
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sig |
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exception UNDEF |
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type state |
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val toplevel: state |
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val is_toplevel: state -> bool |
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val is_theory: state -> bool |
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val is_proof: state -> bool |
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val level: state -> int |
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val presentation_context_of: state -> Proof.context |
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val previous_context_of: state -> Proof.context option |
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val context_of: state -> Proof.context |
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val generic_theory_of: state -> generic_theory |
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val theory_of: state -> theory |
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val proof_of: state -> Proof.state |
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val proof_position_of: state -> int |
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val end_theory: Position.T -> state -> theory |
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val print_state_context: state -> unit |
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val print_state: bool -> state -> unit |
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val pretty_abstract: state -> Pretty.T |
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val quiet: bool Unsynchronized.ref |
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val debug: bool Unsynchronized.ref |
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val interact: bool Unsynchronized.ref |
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val timing: bool Unsynchronized.ref |
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val profiling: int Unsynchronized.ref |
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val skip_proofs: bool Unsynchronized.ref |
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exception TERMINATE |
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exception TOPLEVEL_ERROR |
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keep/transaction: unified execution model (with debugging etc.);
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val program: (unit -> 'a) -> 'a |
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Toplevel.thread provides Isar-style exception output;
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val thread: bool -> (unit -> unit) -> Thread.thread |
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type transition |
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val empty: transition |
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val init_of: transition -> string option |
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val name_of: transition -> string |
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val pos_of: transition -> Position.T |
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val str_of: transition -> string |
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val name: string -> transition -> transition |
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val position: Position.T -> transition -> transition |
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val interactive: bool -> transition -> transition |
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val print: transition -> transition |
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val no_timing: transition -> transition |
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val init_theory: string -> (unit -> theory) -> transition -> transition |
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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;
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val modify_init: (unit -> theory) -> transition -> transition |
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val exit: transition -> transition |
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val keep: (state -> unit) -> transition -> transition |
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val keep': (bool -> state -> unit) -> transition -> transition |
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val imperative: (unit -> unit) -> transition -> transition |
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val ignored: Position.T -> transition |
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val malformed: Position.T -> string -> transition |
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val theory: (theory -> theory) -> transition -> transition |
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val generic_theory: (generic_theory -> generic_theory) -> transition -> transition |
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val theory': (bool -> theory -> theory) -> transition -> transition |
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val begin_local_theory: bool -> (theory -> local_theory) -> transition -> transition |
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val end_local_theory: transition -> transition |
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val local_theory': xstring option -> (bool -> local_theory -> local_theory) -> |
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transition -> transition |
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val local_theory: xstring option -> (local_theory -> local_theory) -> transition -> transition |
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val present_local_theory: xstring option -> (state -> unit) -> transition -> transition |
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val local_theory_to_proof': xstring option -> (bool -> local_theory -> Proof.state) -> |
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transition -> transition |
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val local_theory_to_proof: xstring option -> (local_theory -> Proof.state) -> |
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transition -> transition |
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val theory_to_proof: (theory -> Proof.state) -> transition -> transition |
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val end_proof: (bool -> Proof.state -> Proof.context) -> transition -> transition |
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val forget_proof: transition -> transition |
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val present_proof: (state -> unit) -> transition -> transition |
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val proofs': (bool -> Proof.state -> Proof.state Seq.seq) -> transition -> transition |
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val proof': (bool -> Proof.state -> Proof.state) -> transition -> transition |
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val proofs: (Proof.state -> Proof.state Seq.seq) -> transition -> transition |
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val proof: (Proof.state -> Proof.state) -> transition -> transition |
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val actual_proof: (Proof_Node.T -> Proof_Node.T) -> transition -> transition |
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val skip_proof: (int -> int) -> transition -> transition |
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val skip_proof_to_theory: (int -> bool) -> transition -> transition |
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val get_id: transition -> string option |
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val put_id: string -> transition -> transition |
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val unknown_theory: transition -> transition |
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val unknown_proof: transition -> transition |
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val unknown_context: transition -> transition |
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val setmp_thread_position: transition -> ('a -> 'b) -> 'a -> 'b |
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val status: transition -> Markup.T -> unit |
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val error_msg: transition -> exn * string -> unit |
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simplified Toplevel.add_hook: cover successful transactions only;
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val add_hook: (transition -> state -> state -> unit) -> unit |
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val transition: bool -> transition -> state -> (state * (exn * string) option) option |
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Toplevel.run_command: asynchronous state output, as an attempt to address potentially slow pretty printing (e.g. in HOL/Bali);
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val run_command: string -> transition -> state -> state option |
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val command: transition -> state -> state |
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val excursion: (transition * transition list) list -> (transition * state) list lazy * theory |
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end; |
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structure Toplevel: TOPLEVEL = |
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struct |
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(** toplevel state **) |
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exception UNDEF = Runtime.UNDEF; |
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(* local theory wrappers *) |
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val loc_init = Named_Target.context_cmd; |
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val loc_exit = Local_Theory.exit_global; |
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fun loc_begin loc (Context.Theory thy) = loc_init (the_default "-" loc) thy |
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| loc_begin NONE (Context.Proof lthy) = lthy |
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| loc_begin (SOME loc) (Context.Proof lthy) = loc_init loc (loc_exit lthy); |
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fun loc_finish _ (Context.Theory _) = Context.Theory o loc_exit |
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| loc_finish NONE (Context.Proof _) = Context.Proof o Local_Theory.restore |
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| loc_finish (SOME _) (Context.Proof lthy) = fn lthy' => let |
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val target_name = #target (Named_Target.peek lthy); |
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val target = if target_name = "" then NONE else SOME target_name; |
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in Context.Proof (Named_Target.init target (loc_exit lthy')) end; |
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(* datatype node *) |
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datatype node = |
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Theory of generic_theory * Proof.context option |
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(*theory with presentation context*) | |
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Proof of Proof_Node.T * ((Proof.context -> generic_theory) * generic_theory) |
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(*proof node, finish, original theory*) | |
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SkipProof of int * (generic_theory * generic_theory); |
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(*proof depth, resulting theory, original theory*) |
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val theory_node = fn Theory (gthy, _) => SOME gthy | _ => NONE; |
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val proof_node = fn Proof (prf, _) => SOME prf | _ => NONE; |
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fun cases_node f _ (Theory (gthy, _)) = f gthy |
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| cases_node _ g (Proof (prf, _)) = g (Proof_Node.current prf) |
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| cases_node f _ (SkipProof (_, (gthy, _))) = f gthy; |
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val context_node = cases_node Context.proof_of Proof.context_of; |
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(* datatype state *) |
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datatype state = State of node option * node option; (*current, previous*) |
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val toplevel = State (NONE, NONE); |
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fun is_toplevel (State (NONE, _)) = true |
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| is_toplevel _ = false; |
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fun level (State (NONE, _)) = 0 |
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| level (State (SOME (Theory _), _)) = 0 |
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| level (State (SOME (Proof (prf, _)), _)) = Proof.level (Proof_Node.current prf) |
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| level (State (SOME (SkipProof (d, _)), _)) = d + 1; (*different notion of proof depth!*) |
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fun str_of_state (State (NONE, _)) = "at top level" |
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| str_of_state (State (SOME (Theory (Context.Theory _, _)), _)) = "in theory mode" |
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| str_of_state (State (SOME (Theory (Context.Proof _, _)), _)) = "in local theory mode" |
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| str_of_state (State (SOME (Proof _), _)) = "in proof mode" |
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| str_of_state (State (SOME (SkipProof _), _)) = "in skipped proof mode"; |
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print_state hook, obeys Goals.current_goals_markers by default;
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(* current node *) |
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fun node_of (State (NONE, _)) = raise UNDEF |
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| node_of (State (SOME node, _)) = node; |
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fun is_theory state = not (is_toplevel state) andalso is_some (theory_node (node_of state)); |
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fun is_proof state = not (is_toplevel state) andalso is_some (proof_node (node_of state)); |
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fun node_case f g state = cases_node f g (node_of state); |
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fun presentation_context_of state = |
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(case try node_of state of |
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SOME (Theory (_, SOME ctxt)) => ctxt |
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| SOME node => context_node node |
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| NONE => raise UNDEF); |
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fun previous_context_of (State (_, NONE)) = NONE |
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| previous_context_of (State (_, SOME prev)) = SOME (context_node prev); |
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val context_of = node_case Context.proof_of Proof.context_of; |
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val generic_theory_of = node_case I (Context.Proof o Proof.context_of); |
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val theory_of = node_case Context.theory_of Proof.theory_of; |
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val proof_of = node_case (fn _ => raise UNDEF) I; |
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fun proof_position_of state = |
186 |
(case node_of state of |
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Proof (prf, _) => Proof_Node.position prf |
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| _ => raise UNDEF); |
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fun end_theory _ (State (NONE, SOME (Theory (Context.Theory thy, _)))) = Theory.end_theory thy |
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| end_theory pos _ = error ("Unfinished theory at end of input" ^ Position.str_of pos); |
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(* print state *) |
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196 |
val pretty_context = Local_Theory.pretty o Context.cases (Named_Target.init NONE) I; |
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fun print_state_context state = |
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(case try node_of state of |
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NONE => [] |
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| SOME (Theory (gthy, _)) => pretty_context gthy |
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| SOME (Proof (_, (_, gthy))) => pretty_context gthy |
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| SOME (SkipProof (_, (gthy, _))) => pretty_context gthy) |
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|> Pretty.chunks |> Pretty.writeln; |
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fun print_state prf_only state = |
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(case try node_of state of |
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NONE => [] |
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| SOME (Theory (gthy, _)) => if prf_only then [] else pretty_context gthy |
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| SOME (Proof (prf, _)) => |
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Proof.pretty_state (Proof_Node.position prf) (Proof_Node.current prf) |
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| SOME (SkipProof (d, _)) => [Pretty.str ("skipped proof: depth " ^ string_of_int d)]) |
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|> Pretty.markup_chunks Markup.state |> Pretty.writeln; |
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fun pretty_abstract state = Pretty.str ("<Isar " ^ str_of_state state ^ ">"); |
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(** toplevel transitions **) |
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||
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val quiet = Unsynchronized.ref false; |
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val debug = Output.debugging; |
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val interact = Unsynchronized.ref false; |
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val timing = Output.timing; |
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val profiling = Unsynchronized.ref 0; |
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val skip_proofs = Unsynchronized.ref false; |
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|
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228 |
exception TERMINATE = Runtime.TERMINATE; |
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229 |
exception EXCURSION_FAIL = Runtime.EXCURSION_FAIL; |
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230 |
exception TOPLEVEL_ERROR = Runtime.TOPLEVEL_ERROR; |
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231 |
|
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|
232 |
fun program body = |
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|
233 |
(body |
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234 |
|> Runtime.controlled_execution |
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235 |
|> Runtime.toplevel_error (Output.error_msg o ML_Compiler.exn_message)) (); |
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236 |
|
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|
237 |
fun thread interrupts body = |
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|
238 |
Thread.fork |
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|
239 |
(((fn () => body () handle Exn.Interrupt => ()) |
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240 |
|> Runtime.debugging |
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241 |
|> Runtime.toplevel_error |
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242 |
(fn exn => priority ("## INTERNAL ERROR ##\n" ^ ML_Compiler.exn_message exn))), |
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|
243 |
Simple_Thread.attributes interrupts); |
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244 |
|
5828 | 245 |
|
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246 |
(* node transactions -- maintaining stable checkpoints *) |
7022 | 247 |
|
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248 |
exception FAILURE of state * exn; |
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249 |
|
6689 | 250 |
local |
251 |
||
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252 |
fun reset_presentation (Theory (gthy, _)) = Theory (gthy, NONE) |
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253 |
| reset_presentation node = node; |
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254 |
|
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255 |
fun is_draft_theory (Theory (gthy, _)) = Context.is_draft (Context.theory_of gthy) |
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256 |
| is_draft_theory _ = false; |
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257 |
|
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258 |
fun is_stale state = Context.is_stale (theory_of state) handle Runtime.UNDEF => false; |
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259 |
|
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260 |
fun stale_error NONE = SOME (ERROR "Stale theory encountered after successful execution!") |
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261 |
| stale_error some = some; |
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|
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263 |
fun map_theory f (Theory (gthy, ctxt)) = |
33671 | 264 |
Theory (Context.mapping f (Local_Theory.raw_theory f) gthy, ctxt) |
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265 |
| map_theory _ node = node; |
6689 | 266 |
|
267 |
in |
|
268 |
||
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269 |
fun apply_transaction f g node = |
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270 |
let |
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271 |
val _ = is_draft_theory node andalso error "Illegal draft theory in toplevel state"; |
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272 |
val cont_node = reset_presentation node; |
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273 |
val back_node = map_theory (Theory.checkpoint o Theory.copy) cont_node; |
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274 |
fun state_error e nd = (State (SOME nd, SOME node), e); |
6689 | 275 |
|
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276 |
val (result, err) = |
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277 |
cont_node |
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278 |
|> Runtime.controlled_execution f |
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279 |
|> map_theory Theory.checkpoint |
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280 |
|> state_error NONE |
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281 |
handle exn => state_error (SOME exn) cont_node; |
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282 |
|
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283 |
val (result', err') = |
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284 |
if is_stale result then state_error (stale_error err) back_node |
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285 |
else (result, err); |
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286 |
in |
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287 |
(case err' of |
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288 |
NONE => tap g result' |
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289 |
| SOME exn => raise FAILURE (result', exn)) |
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290 |
end; |
6689 | 291 |
|
292 |
end; |
|
293 |
||
294 |
||
295 |
(* primitive transitions *) |
|
296 |
||
5828 | 297 |
datatype trans = |
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298 |
Init of string * (unit -> theory) | (*theory name, init*) |
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299 |
Exit | (*formal exit of theory*) |
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300 |
Keep of bool -> state -> unit | (*peek at state*) |
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301 |
Transaction of (bool -> node -> node) * (state -> unit); (*node transaction and presentation*) |
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302 |
|
6689 | 303 |
local |
5828 | 304 |
|
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305 |
fun apply_tr _ (Init (_, f)) (State (NONE, _)) = |
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306 |
State (SOME (Theory (Context.Theory |
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307 |
(Theory.checkpoint (Runtime.controlled_execution f ())), NONE)), NONE) |
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308 |
| apply_tr _ Exit (State (prev as SOME (Theory (Context.Theory _, _)), _)) = |
27603 | 309 |
State (NONE, prev) |
32792 | 310 |
| apply_tr int (Keep f) state = |
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311 |
Runtime.controlled_execution (fn x => tap (f int) x) state |
32792 | 312 |
| apply_tr int (Transaction (f, g)) (State (SOME state, _)) = |
313 |
apply_transaction (fn x => f int x) g state |
|
314 |
| apply_tr _ _ _ = raise UNDEF; |
|
5828 | 315 |
|
32792 | 316 |
fun apply_union _ [] state = raise FAILURE (state, UNDEF) |
317 |
| apply_union int (tr :: trs) state = |
|
318 |
apply_union int trs state |
|
319 |
handle Runtime.UNDEF => apply_tr int tr state |
|
320 |
| FAILURE (alt_state, UNDEF) => apply_tr int tr alt_state |
|
6689 | 321 |
| exn as FAILURE _ => raise exn |
322 |
| exn => raise FAILURE (state, exn); |
|
323 |
||
324 |
in |
|
325 |
||
32792 | 326 |
fun apply_trans int trs state = (apply_union int trs state, NONE) |
15531 | 327 |
handle FAILURE (alt_state, exn) => (alt_state, SOME exn) | exn => (state, SOME exn); |
6689 | 328 |
|
329 |
end; |
|
5828 | 330 |
|
331 |
||
332 |
(* datatype transition *) |
|
333 |
||
334 |
datatype transition = Transition of |
|
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|
335 |
{name: string, (*command name*) |
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|
336 |
pos: Position.T, (*source position*) |
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|
337 |
int_only: bool, (*interactive-only*) |
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|
338 |
print: bool, (*print result state*) |
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|
339 |
no_timing: bool, (*suppress timing*) |
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|
340 |
trans: trans list}; (*primitive transitions (union)*) |
5828 | 341 |
|
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|
342 |
fun make_transition (name, pos, int_only, print, no_timing, trans) = |
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|
343 |
Transition {name = name, pos = pos, int_only = int_only, print = print, no_timing = no_timing, |
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|
344 |
trans = trans}; |
5828 | 345 |
|
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|
346 |
fun map_transition f (Transition {name, pos, int_only, print, no_timing, trans}) = |
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|
347 |
make_transition (f (name, pos, int_only, print, no_timing, trans)); |
5828 | 348 |
|
27441 | 349 |
val empty = make_transition ("", Position.none, false, false, false, []); |
5828 | 350 |
|
351 |
||
352 |
(* diagnostics *) |
|
353 |
||
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|
354 |
fun init_of (Transition {trans = [Init (name, _)], ...}) = SOME name |
27441 | 355 |
| init_of _ = NONE; |
356 |
||
27427 | 357 |
fun name_of (Transition {name, ...}) = name; |
28105 | 358 |
fun pos_of (Transition {pos, ...}) = pos; |
359 |
fun str_of tr = quote (name_of tr) ^ Position.str_of (pos_of tr); |
|
5828 | 360 |
|
27427 | 361 |
fun command_msg msg tr = msg ^ "command " ^ str_of tr; |
5828 | 362 |
fun at_command tr = command_msg "At " tr ^ "."; |
363 |
||
364 |
fun type_error tr state = |
|
18685 | 365 |
ERROR (command_msg "Illegal application of " tr ^ " " ^ str_of_state state); |
5828 | 366 |
|
367 |
||
368 |
(* modify transitions *) |
|
369 |
||
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|
370 |
fun name name = map_transition (fn (_, pos, int_only, print, no_timing, trans) => |
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|
371 |
(name, pos, int_only, print, no_timing, trans)); |
9010 | 372 |
|
26621
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|
373 |
fun position pos = map_transition (fn (name, _, int_only, print, no_timing, trans) => |
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|
374 |
(name, pos, int_only, print, no_timing, trans)); |
5828 | 375 |
|
26621
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|
376 |
fun interactive int_only = map_transition (fn (name, pos, _, print, no_timing, trans) => |
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|
377 |
(name, pos, int_only, print, no_timing, trans)); |
14923 | 378 |
|
26621
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|
379 |
val no_timing = map_transition (fn (name, pos, int_only, print, _, trans) => |
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|
380 |
(name, pos, int_only, print, true, trans)); |
17363 | 381 |
|
26621
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|
382 |
fun add_trans tr = map_transition (fn (name, pos, int_only, print, no_timing, trans) => |
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changeset
|
383 |
(name, pos, int_only, print, no_timing, tr :: trans)); |
16607 | 384 |
|
28433
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changeset
|
385 |
val reset_trans = map_transition (fn (name, pos, int_only, print, no_timing, _) => |
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changeset
|
386 |
(name, pos, int_only, print, no_timing, [])); |
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changeset
|
387 |
|
28453
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changeset
|
388 |
fun set_print print = map_transition (fn (name, pos, int_only, _, no_timing, trans) => |
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changeset
|
389 |
(name, pos, int_only, print, no_timing, trans)); |
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changeset
|
390 |
|
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changeset
|
391 |
val print = set_print true; |
5828 | 392 |
|
393 |
||
21007 | 394 |
(* basic transitions *) |
5828 | 395 |
|
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changeset
|
396 |
fun init_theory name f = add_trans (Init (name, 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
|
397 |
|
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
|
398 |
fun modify_init f tr = |
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
|
399 |
(case init_of tr of |
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
|
400 |
SOME name => init_theory name f (reset_trans tr) |
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
|
401 |
| NONE => tr); |
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
|
402 |
|
6689 | 403 |
val exit = add_trans Exit; |
7612 | 404 |
val keep' = add_trans o Keep; |
30366
e3d788b9dffb
simplified presentation: built into transaction, pass state directly;
wenzelm
parents:
29516
diff
changeset
|
405 |
|
e3d788b9dffb
simplified presentation: built into transaction, pass state directly;
wenzelm
parents:
29516
diff
changeset
|
406 |
fun present_transaction f g = add_trans (Transaction (f, g)); |
e3d788b9dffb
simplified presentation: built into transaction, pass state directly;
wenzelm
parents:
29516
diff
changeset
|
407 |
fun transaction f = present_transaction f (K ()); |
5828 | 408 |
|
7612 | 409 |
fun keep f = add_trans (Keep (fn _ => f)); |
5828 | 410 |
fun imperative f = keep (fn _ => f ()); |
411 |
||
27840 | 412 |
fun ignored pos = empty |> name "<ignored>" |> position pos |> imperative I; |
413 |
fun malformed pos msg = |
|
414 |
empty |> name "<malformed>" |> position pos |> imperative (fn () => error msg); |
|
415 |
||
21007 | 416 |
val unknown_theory = imperative (fn () => warning "Unknown theory context"); |
417 |
val unknown_proof = imperative (fn () => warning "Unknown proof context"); |
|
418 |
val unknown_context = imperative (fn () => warning "Unknown context"); |
|
15668 | 419 |
|
21007 | 420 |
|
421 |
(* theory transitions *) |
|
15668 | 422 |
|
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
423 |
fun generic_theory f = transaction (fn _ => |
26491 | 424 |
(fn Theory (gthy, _) => Theory (f gthy, NONE) |
425 |
| _ => raise UNDEF)); |
|
426 |
||
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
427 |
fun theory' f = transaction (fn int => |
33725
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
428 |
(fn Theory (Context.Theory thy, _) => |
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
429 |
let val thy' = thy |
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
430 |
|> Sign.new_group |
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
431 |
|> Theory.checkpoint |
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
432 |
|> f int |
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
433 |
|> Sign.reset_group; |
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
434 |
in Theory (Context.Theory thy', NONE) end |
20963
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
435 |
| _ => raise UNDEF)); |
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
436 |
|
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
437 |
fun theory f = theory' (K f); |
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
438 |
|
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
439 |
fun begin_local_theory begin f = transaction (fn _ => |
20963
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
440 |
(fn Theory (Context.Theory thy, _) => |
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
441 |
let |
20985 | 442 |
val lthy = f thy; |
21294 | 443 |
val gthy = if begin then Context.Proof lthy else Context.Theory (loc_exit lthy); |
444 |
in Theory (gthy, SOME lthy) end |
|
20963
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
445 |
| _ => raise UNDEF)); |
17076 | 446 |
|
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
447 |
val end_local_theory = transaction (fn _ => |
21294 | 448 |
(fn Theory (Context.Proof lthy, _) => Theory (Context.Theory (loc_exit lthy), SOME lthy) |
21007 | 449 |
| _ => raise UNDEF)); |
450 |
||
451 |
local |
|
452 |
||
30366
e3d788b9dffb
simplified presentation: built into transaction, pass state directly;
wenzelm
parents:
29516
diff
changeset
|
453 |
fun local_theory_presentation loc f = present_transaction (fn int => |
21294 | 454 |
(fn Theory (gthy, _) => |
455 |
let |
|
456 |
val finish = loc_finish loc gthy; |
|
33725
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
457 |
val lthy' = loc_begin loc gthy |
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
458 |
|> Local_Theory.new_group |
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
459 |
|> f int |
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
460 |
|> Local_Theory.reset_group; |
21294 | 461 |
in Theory (finish lthy', SOME lthy') end |
30366
e3d788b9dffb
simplified presentation: built into transaction, pass state directly;
wenzelm
parents:
29516
diff
changeset
|
462 |
| _ => raise UNDEF)); |
15668 | 463 |
|
21007 | 464 |
in |
465 |
||
30366
e3d788b9dffb
simplified presentation: built into transaction, pass state directly;
wenzelm
parents:
29516
diff
changeset
|
466 |
fun local_theory' loc f = local_theory_presentation loc f (K ()); |
29380 | 467 |
fun local_theory loc f = local_theory' loc (K f); |
30366
e3d788b9dffb
simplified presentation: built into transaction, pass state directly;
wenzelm
parents:
29516
diff
changeset
|
468 |
fun present_local_theory loc = local_theory_presentation loc (K I); |
18955 | 469 |
|
21007 | 470 |
end; |
471 |
||
472 |
||
473 |
(* proof transitions *) |
|
474 |
||
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
475 |
fun end_proof f = transaction (fn int => |
24795
6f5cb7885fd7
print_state_context: local theory context, not proof context;
wenzelm
parents:
24780
diff
changeset
|
476 |
(fn Proof (prf, (finish, _)) => |
33390 | 477 |
let val state = Proof_Node.current prf in |
21007 | 478 |
if can (Proof.assert_bottom true) state then |
479 |
let |
|
480 |
val ctxt' = f int state; |
|
481 |
val gthy' = finish ctxt'; |
|
482 |
in Theory (gthy', SOME ctxt') end |
|
483 |
else raise UNDEF |
|
484 |
end |
|
27564
fc6d34e49e17
replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents:
27500
diff
changeset
|
485 |
| SkipProof (0, (gthy, _)) => Theory (gthy, NONE) |
21007 | 486 |
| _ => raise UNDEF)); |
487 |
||
21294 | 488 |
local |
489 |
||
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
490 |
fun begin_proof init finish = transaction (fn int => |
21294 | 491 |
(fn Theory (gthy, _) => |
492 |
let |
|
24453 | 493 |
val prf = init int gthy; |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
494 |
val skip = ! skip_proofs; |
21294 | 495 |
val schematic = Proof.schematic_goal prf; |
496 |
in |
|
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
497 |
if skip andalso schematic then |
21294 | 498 |
warning "Cannot skip proof of schematic goal statement" |
499 |
else (); |
|
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
500 |
if skip andalso not schematic then |
27564
fc6d34e49e17
replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents:
27500
diff
changeset
|
501 |
SkipProof (0, (finish gthy (Proof.global_skip_proof int prf), gthy)) |
33390 | 502 |
else Proof (Proof_Node.init prf, (finish gthy, gthy)) |
21294 | 503 |
end |
504 |
| _ => raise UNDEF)); |
|
505 |
||
506 |
in |
|
507 |
||
24780
47bb1e380d83
local_theory transactions: more careful treatment of context position;
wenzelm
parents:
24634
diff
changeset
|
508 |
fun local_theory_to_proof' loc f = begin_proof |
33725
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
509 |
(fn int => fn gthy => f int (Local_Theory.new_group (loc_begin loc gthy))) |
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
510 |
(fn gthy => loc_finish loc gthy o Local_Theory.reset_group); |
24780
47bb1e380d83
local_theory transactions: more careful treatment of context position;
wenzelm
parents:
24634
diff
changeset
|
511 |
|
24453 | 512 |
fun local_theory_to_proof loc f = local_theory_to_proof' loc (K f); |
21294 | 513 |
|
514 |
fun theory_to_proof f = begin_proof |
|
33725
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
515 |
(K (fn Context.Theory thy => f (Theory.checkpoint (Sign.new_group thy)) | _ => raise UNDEF)) |
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
516 |
(K (Context.Theory o Sign.reset_group o ProofContext.theory_of)); |
21294 | 517 |
|
518 |
end; |
|
519 |
||
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
520 |
val forget_proof = transaction (fn _ => |
21007 | 521 |
(fn Proof (_, (_, orig_gthy)) => Theory (orig_gthy, NONE) |
522 |
| SkipProof (_, (_, orig_gthy)) => Theory (orig_gthy, NONE) |
|
523 |
| _ => raise UNDEF)); |
|
524 |
||
30366
e3d788b9dffb
simplified presentation: built into transaction, pass state directly;
wenzelm
parents:
29516
diff
changeset
|
525 |
val present_proof = present_transaction (fn _ => |
33390 | 526 |
(fn Proof (prf, x) => Proof (Proof_Node.apply I prf, x) |
27564
fc6d34e49e17
replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents:
27500
diff
changeset
|
527 |
| skip as SkipProof _ => skip |
30366
e3d788b9dffb
simplified presentation: built into transaction, pass state directly;
wenzelm
parents:
29516
diff
changeset
|
528 |
| _ => raise UNDEF)); |
21177 | 529 |
|
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
530 |
fun proofs' f = transaction (fn int => |
33390 | 531 |
(fn Proof (prf, x) => Proof (Proof_Node.applys (f int) prf, x) |
27564
fc6d34e49e17
replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents:
27500
diff
changeset
|
532 |
| skip as SkipProof _ => skip |
16815 | 533 |
| _ => raise UNDEF)); |
15668 | 534 |
|
17904
21c6894b5998
simplified interfaces proof/proof' etc.: perform ProofHistory.apply(s)/current internally;
wenzelm
parents:
17513
diff
changeset
|
535 |
fun proof' f = proofs' (Seq.single oo f); |
21c6894b5998
simplified interfaces proof/proof' etc.: perform ProofHistory.apply(s)/current internally;
wenzelm
parents:
17513
diff
changeset
|
536 |
val proofs = proofs' o K; |
6689 | 537 |
val proof = proof' o K; |
16815 | 538 |
|
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
539 |
fun actual_proof f = transaction (fn _ => |
21007 | 540 |
(fn Proof (prf, x) => Proof (f prf, x) |
20963
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
541 |
| _ => raise UNDEF)); |
16815 | 542 |
|
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
543 |
fun skip_proof f = transaction (fn _ => |
21007 | 544 |
(fn SkipProof (h, x) => SkipProof (f h, x) |
18563 | 545 |
| _ => raise UNDEF)); |
546 |
||
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
547 |
fun skip_proof_to_theory pred = transaction (fn _ => |
27564
fc6d34e49e17
replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents:
27500
diff
changeset
|
548 |
(fn SkipProof (d, (gthy, _)) => if pred d then Theory (gthy, NONE) else raise UNDEF |
33725
a8481da77270
implicit name space grouping for theory/local_theory transactions;
wenzelm
parents:
33671
diff
changeset
|
549 |
| _ => raise UNDEF)); |
5828 | 550 |
|
551 |
||
552 |
||
553 |
(** toplevel transactions **) |
|
554 |
||
27427 | 555 |
(* identification *) |
556 |
||
557 |
fun get_id (Transition {pos, ...}) = Position.get_id pos; |
|
558 |
fun put_id id (tr as Transition {pos, ...}) = position (Position.put_id id pos) tr; |
|
559 |
||
560 |
||
25960 | 561 |
(* thread position *) |
25799 | 562 |
|
25960 | 563 |
fun setmp_thread_position (Transition {pos, ...}) f x = |
25819
e6feb08b7f4b
replaced thread_properties by simplified version in position.ML;
wenzelm
parents:
25809
diff
changeset
|
564 |
Position.setmp_thread_data pos f x; |
25799 | 565 |
|
27606 | 566 |
fun status tr m = |
567 |
setmp_thread_position tr (fn () => Output.status (Markup.markup m "")) (); |
|
568 |
||
37688 | 569 |
fun async_state (tr as Transition {print, ...}) st = |
570 |
if print then |
|
37711
f1ea60bb7754
async_state: report within proper transaction context;
wenzelm
parents:
37690
diff
changeset
|
571 |
ignore |
37865
3a6ec95a9f68
clarified/exported Future.worker_subgroup, which is already the default for Future.fork;
wenzelm
parents:
37859
diff
changeset
|
572 |
(Future.fork (fn () => |
38236
d8c7be27e01d
explicitly distinguish Output.status (essential feedback) vs. Output.report (useful markup);
wenzelm
parents:
37977
diff
changeset
|
573 |
setmp_thread_position tr (fn () => Future.status (fn () => print_state false st)) ())) |
37688 | 574 |
else (); |
37687
e07dacec79e7
Toplevel.run_command: asynchronous state output, as an attempt to address potentially slow pretty printing (e.g. in HOL/Bali);
wenzelm
parents:
37216
diff
changeset
|
575 |
|
26602
5534b6a6b810
made purely value-oriented, moved global state to structure Isar (cf. isar.ML);
wenzelm
parents:
26491
diff
changeset
|
576 |
fun error_msg tr exn_info = |
31476
c5d2899b6de9
moved Isar toplevel runtime support to runtime.ML, which is loaded early (before ml_compiler.ML);
wenzelm
parents:
31431
diff
changeset
|
577 |
setmp_thread_position tr (fn () => |
c5d2899b6de9
moved Isar toplevel runtime support to runtime.ML, which is loaded early (before ml_compiler.ML);
wenzelm
parents:
31431
diff
changeset
|
578 |
Output.error_msg (ML_Compiler.exn_message (EXCURSION_FAIL exn_info))) (); |
26602
5534b6a6b810
made purely value-oriented, moved global state to structure Isar (cf. isar.ML);
wenzelm
parents:
26491
diff
changeset
|
579 |
|
25799 | 580 |
|
28095
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
581 |
(* post-transition hooks *) |
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
582 |
|
37905 | 583 |
local |
584 |
val hooks = Unsynchronized.ref ([]: (transition -> state -> state -> unit) list); |
|
585 |
in |
|
28095
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
586 |
|
32738 | 587 |
fun add_hook f = CRITICAL (fn () => Unsynchronized.change hooks (cons f)); |
33223 | 588 |
fun get_hooks () = ! hooks; |
28095
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
589 |
|
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
590 |
end; |
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
591 |
|
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
592 |
|
5828 | 593 |
(* apply transitions *) |
594 |
||
6664 | 595 |
local |
596 |
||
32792 | 597 |
fun app int (tr as Transition {trans, print, no_timing, ...}) = |
25819
e6feb08b7f4b
replaced thread_properties by simplified version in position.ML;
wenzelm
parents:
25809
diff
changeset
|
598 |
setmp_thread_position tr (fn state => |
25799 | 599 |
let |
600 |
fun do_timing f x = (warning (command_msg "" tr); timeap f x); |
|
601 |
fun do_profiling f x = profile (! profiling) f x; |
|
602 |
||
26256
3e7939e978c6
added exception CONTEXT, indicating context of another exception;
wenzelm
parents:
26081
diff
changeset
|
603 |
val (result, status) = |
37905 | 604 |
state |> |
605 |
(apply_trans int trans |
|
606 |
|> (! profiling > 0 andalso not no_timing) ? do_profiling |
|
607 |
|> (! profiling > 0 orelse ! timing andalso not no_timing) ? do_timing); |
|
26256
3e7939e978c6
added exception CONTEXT, indicating context of another exception;
wenzelm
parents:
26081
diff
changeset
|
608 |
|
26621
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
609 |
val _ = if int andalso not (! quiet) andalso print then print_state false result else (); |
26256
3e7939e978c6
added exception CONTEXT, indicating context of another exception;
wenzelm
parents:
26081
diff
changeset
|
610 |
in (result, Option.map (fn UNDEF => type_error tr state | exn => exn) status) end); |
6664 | 611 |
|
612 |
in |
|
5828 | 613 |
|
26602
5534b6a6b810
made purely value-oriented, moved global state to structure Isar (cf. isar.ML);
wenzelm
parents:
26491
diff
changeset
|
614 |
fun transition int tr st = |
28095
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
615 |
let |
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
616 |
val hooks = get_hooks (); |
28103
b79e61861f0f
simplified Toplevel.add_hook: cover successful transactions only;
wenzelm
parents:
28095
diff
changeset
|
617 |
fun apply_hooks st' = hooks |> List.app (fn f => (try (fn () => f tr st st') (); ())); |
28095
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
618 |
|
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
619 |
val ctxt = try context_of st; |
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
620 |
val res = |
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
621 |
(case app int tr st of |
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
622 |
(_, SOME TERMINATE) => NONE |
28103
b79e61861f0f
simplified Toplevel.add_hook: cover successful transactions only;
wenzelm
parents:
28095
diff
changeset
|
623 |
| (st', SOME (EXCURSION_FAIL exn_info)) => SOME (st', SOME exn_info) |
31476
c5d2899b6de9
moved Isar toplevel runtime support to runtime.ML, which is loaded early (before ml_compiler.ML);
wenzelm
parents:
31431
diff
changeset
|
624 |
| (st', SOME exn) => SOME (st', SOME (Runtime.exn_context ctxt exn, at_command tr)) |
28103
b79e61861f0f
simplified Toplevel.add_hook: cover successful transactions only;
wenzelm
parents:
28095
diff
changeset
|
625 |
| (st', NONE) => SOME (st', NONE)); |
b79e61861f0f
simplified Toplevel.add_hook: cover successful transactions only;
wenzelm
parents:
28095
diff
changeset
|
626 |
val _ = (case res of SOME (st', NONE) => apply_hooks st' | _ => ()); |
28095
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
627 |
in res end; |
6664 | 628 |
|
629 |
end; |
|
5828 | 630 |
|
631 |
||
37687
e07dacec79e7
Toplevel.run_command: asynchronous state output, as an attempt to address potentially slow pretty printing (e.g. in HOL/Bali);
wenzelm
parents:
37216
diff
changeset
|
632 |
(* managed execution *) |
e07dacec79e7
Toplevel.run_command: asynchronous state output, as an attempt to address potentially slow pretty printing (e.g. in HOL/Bali);
wenzelm
parents:
37216
diff
changeset
|
633 |
|
37906 | 634 |
fun run_command thy_name tr st = |
37687
e07dacec79e7
Toplevel.run_command: asynchronous state output, as an attempt to address potentially slow pretty printing (e.g. in HOL/Bali);
wenzelm
parents:
37216
diff
changeset
|
635 |
(case |
e07dacec79e7
Toplevel.run_command: asynchronous state output, as an attempt to address potentially slow pretty printing (e.g. in HOL/Bali);
wenzelm
parents:
37216
diff
changeset
|
636 |
(case init_of tr of |
37950
bc285d91041e
moved basic thy file name operations from Thy_Load to Thy_Header;
wenzelm
parents:
37949
diff
changeset
|
637 |
SOME name => Exn.capture (fn () => Thy_Header.consistent_name thy_name name) () |
37687
e07dacec79e7
Toplevel.run_command: asynchronous state output, as an attempt to address potentially slow pretty printing (e.g. in HOL/Bali);
wenzelm
parents:
37216
diff
changeset
|
638 |
| NONE => Exn.Result ()) of |
e07dacec79e7
Toplevel.run_command: asynchronous state output, as an attempt to address potentially slow pretty printing (e.g. in HOL/Bali);
wenzelm
parents:
37216
diff
changeset
|
639 |
Exn.Result () => |
37859
575a14dd4167
avoid duplicate printing of 'theory' state (cf. 173974e07dea);
wenzelm
parents:
37858
diff
changeset
|
640 |
let val int = is_some (init_of tr) in |
575a14dd4167
avoid duplicate printing of 'theory' state (cf. 173974e07dea);
wenzelm
parents:
37858
diff
changeset
|
641 |
(case transition int tr st of |
575a14dd4167
avoid duplicate printing of 'theory' state (cf. 173974e07dea);
wenzelm
parents:
37858
diff
changeset
|
642 |
SOME (st', NONE) => |
575a14dd4167
avoid duplicate printing of 'theory' state (cf. 173974e07dea);
wenzelm
parents:
37858
diff
changeset
|
643 |
(status tr Markup.finished; if int then () else async_state tr st'; SOME st') |
575a14dd4167
avoid duplicate printing of 'theory' state (cf. 173974e07dea);
wenzelm
parents:
37858
diff
changeset
|
644 |
| SOME (_, SOME (exn as Exn.Interrupt, _)) => reraise exn |
575a14dd4167
avoid duplicate printing of 'theory' state (cf. 173974e07dea);
wenzelm
parents:
37858
diff
changeset
|
645 |
| SOME (_, SOME exn_info) => (error_msg tr exn_info; status tr Markup.failed; NONE) |
575a14dd4167
avoid duplicate printing of 'theory' state (cf. 173974e07dea);
wenzelm
parents:
37858
diff
changeset
|
646 |
| NONE => (error_msg tr (TERMINATE, at_command tr); status tr Markup.failed; NONE)) |
575a14dd4167
avoid duplicate printing of 'theory' state (cf. 173974e07dea);
wenzelm
parents:
37858
diff
changeset
|
647 |
end |
37687
e07dacec79e7
Toplevel.run_command: asynchronous state output, as an attempt to address potentially slow pretty printing (e.g. in HOL/Bali);
wenzelm
parents:
37216
diff
changeset
|
648 |
| Exn.Exn exn => (error_msg tr (exn, at_command tr); status tr Markup.failed; NONE)); |
e07dacec79e7
Toplevel.run_command: asynchronous state output, as an attempt to address potentially slow pretty printing (e.g. in HOL/Bali);
wenzelm
parents:
37216
diff
changeset
|
649 |
|
e07dacec79e7
Toplevel.run_command: asynchronous state output, as an attempt to address potentially slow pretty printing (e.g. in HOL/Bali);
wenzelm
parents:
37216
diff
changeset
|
650 |
|
28425 | 651 |
(* nested commands *) |
5828 | 652 |
|
28425 | 653 |
fun command tr st = |
27576
7afff36043e6
eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents:
27564
diff
changeset
|
654 |
(case transition (! interact) tr st of |
28425 | 655 |
SOME (st', NONE) => st' |
656 |
| SOME (_, SOME exn_info) => raise EXCURSION_FAIL exn_info |
|
27576
7afff36043e6
eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents:
27564
diff
changeset
|
657 |
| NONE => raise EXCURSION_FAIL (TERMINATE, at_command tr)); |
7afff36043e6
eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents:
27564
diff
changeset
|
658 |
|
29483 | 659 |
fun command_result tr st = |
660 |
let val st' = command tr st |
|
661 |
in (st', st') end; |
|
662 |
||
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
663 |
|
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
664 |
(* excursion of units, consisting of commands with proof *) |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
665 |
|
33519 | 666 |
structure States = 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
|
667 |
( |
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
|
668 |
type T = state list future option; |
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
|
669 |
fun init _ = NONE; |
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
|
670 |
); |
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
|
671 |
|
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
|
672 |
fun proof_result immediate (tr, proof_trs) st = |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
673 |
let val st' = command tr st in |
36315
e859879079c8
added keyword category "schematic goal", which prevents any attempt to fork the proof;
wenzelm
parents:
35205
diff
changeset
|
674 |
if immediate orelse |
e859879079c8
added keyword category "schematic goal", which prevents any attempt to fork the proof;
wenzelm
parents:
35205
diff
changeset
|
675 |
null proof_trs orelse |
36950 | 676 |
Keyword.is_schematic_goal (name_of tr) orelse |
677 |
exists (Keyword.is_qed_global o name_of) proof_trs orelse |
|
36315
e859879079c8
added keyword category "schematic goal", which prevents any attempt to fork the proof;
wenzelm
parents:
35205
diff
changeset
|
678 |
not (can proof_of st') orelse |
e859879079c8
added keyword category "schematic goal", which prevents any attempt to fork the proof;
wenzelm
parents:
35205
diff
changeset
|
679 |
Proof.is_relevant (proof_of st') |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
680 |
then |
28453
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
681 |
let val (states, st'') = fold_map command_result proof_trs st' |
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
|
682 |
in (Lazy.value ((tr, st') :: (proof_trs ~~ states)), st'') end |
28453
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
683 |
else |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
684 |
let |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
685 |
val (body_trs, end_tr) = split_last proof_trs; |
28453
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
686 |
val finish = Context.Theory o ProofContext.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
|
687 |
|
29386 | 688 |
val future_proof = Proof.global_future_proof |
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
|
689 |
(fn prf => |
32062
457f5bcd3d76
Proof.future_proof: declare all assumptions as well;
wenzelm
parents:
32058
diff
changeset
|
690 |
Future.fork_pri ~1 (fn () => |
30366
e3d788b9dffb
simplified presentation: built into transaction, pass state directly;
wenzelm
parents:
29516
diff
changeset
|
691 |
let val (states, result_state) = |
37953
ddc3b72f9a42
simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents:
37951
diff
changeset
|
692 |
(case st' of State (SOME (Proof (_, (_, orig_gthy))), prev) |
ddc3b72f9a42
simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents:
37951
diff
changeset
|
693 |
=> State (SOME (Proof (Proof_Node.init prf, (finish, orig_gthy))), prev)) |
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
|
694 |
|> fold_map command_result body_trs |
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
|
695 |
||> command (end_tr |> set_print false); |
30398 | 696 |
in (states, presentation_context_of result_state) end)) |
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
|
697 |
#> (fn (states, ctxt) => States.put (SOME states) ctxt); |
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
|
698 |
|
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
|
699 |
val st'' = st' |> command (end_tr |> reset_trans |> end_proof (K future_proof)); |
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
|
700 |
|
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
|
701 |
val states = |
30398 | 702 |
(case States.get (presentation_context_of st'') of |
37852
a902f158b4fc
eliminated old-style sys_error/SYS_ERROR in favour of exception Fail -- after careful checking that there is no overlap with existing handling of that;
wenzelm
parents:
37711
diff
changeset
|
703 |
NONE => raise Fail ("No future states for " ^ name_of tr ^ Position.str_of (pos_of tr)) |
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
|
704 |
| SOME states => states); |
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
|
705 |
val result = Lazy.lazy |
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
|
706 |
(fn () => (tr, st') :: (body_trs ~~ Future.join states) @ [(end_tr, st'')]); |
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
|
707 |
|
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
|
708 |
in (result, st'') end |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
709 |
end; |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
710 |
|
29068 | 711 |
fun excursion input = |
28425 | 712 |
let |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
713 |
val end_pos = if null input then error "No input" else pos_of (fst (List.last input)); |
29448
34b9652b2f45
added Goal.future_enabled abstraction -- now also checks that this is already
wenzelm
parents:
29435
diff
changeset
|
714 |
val immediate = not (Goal.future_enabled ()); |
29427
7ba952481e29
excursion: commit_exit internally -- checkpoints are fully persistent now;
wenzelm
parents:
29386
diff
changeset
|
715 |
val (results, end_state) = fold_map (proof_result immediate) input toplevel; |
37953
ddc3b72f9a42
simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents:
37951
diff
changeset
|
716 |
val thy = end_theory end_pos end_state; |
ddc3b72f9a42
simplified handling of theory begin/end wrt. toplevel and theory loader;
wenzelm
parents:
37951
diff
changeset
|
717 |
in (Lazy.lazy (fn () => maps Lazy.force results), thy) end; |
7062 | 718 |
|
6664 | 719 |
end; |