author | wenzelm |
Thu, 02 Oct 2008 14:22:40 +0200 | |
changeset 28458 | 0966ac3f4a40 |
parent 28453 | 06702e7acd1d |
child 28463 | b8f16c92122a |
permissions | -rw-r--r-- |
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(* Title: Pure/Isar/toplevel.ML |
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ID: $Id$ |
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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 generic_theory |
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type node |
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val theory_node: node -> generic_theory option |
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val proof_node: node -> ProofNode.T option |
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val cases_node: (generic_theory -> 'a) -> (Proof.state -> 'a) -> node -> 'a |
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val presentation_context: node option -> xstring option -> Proof.context |
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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 previous_node_of: state -> node option |
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val node_of: state -> node |
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val node_case: (generic_theory -> 'a) -> (Proof.state -> 'a) -> state -> 'a |
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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 enter_proof_body: state -> Proof.state |
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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 quiet: bool ref |
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val debug: bool ref |
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val interact: bool ref |
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val timing: bool ref |
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val profiling: int ref |
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val skip_proofs: bool ref |
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exception TERMINATE |
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exception TOPLEVEL_ERROR |
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exception CONTEXT of Proof.context * exn |
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val exn_message: exn -> string |
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val program: (unit -> 'a) -> 'a |
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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 -> (bool -> theory) -> (theory -> unit) -> 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 -> (local_theory -> local_theory) -> transition -> transition |
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val present_local_theory: xstring option -> (node -> 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: (node -> 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: (ProofNode.T -> ProofNode.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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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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val commit_exit: Position.T -> transition |
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val command: transition -> state -> state |
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val excursion: (transition * transition list) list -> (transition * state) list * (unit -> unit) |
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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; |
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(* local theory wrappers *) |
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type generic_theory = Context.generic; (*theory or local_theory*) |
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val loc_init = TheoryTarget.context; |
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val loc_exit = LocalTheory.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 LocalTheory.restore |
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| loc_finish (SOME _) (Context.Proof lthy) = fn lthy' => |
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Context.Proof (LocalTheory.reinit (LocalTheory.raw_theory (K (loc_exit lthy')) lthy)); |
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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 ProofNode.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 the_global_theory = fn Theory (Context.Theory thy, _) => thy | _ => raise UNDEF; |
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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 (ProofNode.current prf) |
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| cases_node f _ (SkipProof (_, (gthy, _))) = f gthy; |
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fun presentation_context (SOME (Theory (_, SOME ctxt))) NONE = ctxt |
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| presentation_context (SOME node) NONE = cases_node Context.proof_of Proof.context_of node |
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| presentation_context (SOME node) (SOME loc) = |
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loc_init loc (cases_node Context.theory_of Proof.theory_of node) |
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| presentation_context NONE _ = raise UNDEF; |
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fun reset_presentation (Theory (gthy, _)) = Theory (gthy, NONE) |
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| reset_presentation node = node; |
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(* datatype state *) |
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type node_info = node * (theory -> unit); (*node with exit operation*) |
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datatype state = State of node_info option * node_info 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 (ProofNode.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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(* current node *) |
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fun previous_node_of (State (_, prev)) = Option.map #1 prev; |
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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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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 = |
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(case node_of state of |
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Proof (prf, _) => ProofNode.position prf |
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| _ => raise UNDEF); |
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val enter_proof_body = node_case (Proof.init o Context.proof_of) Proof.enter_forward; |
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(* print state *) |
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val pretty_context = LocalTheory.pretty o Context.cases (TheoryTarget.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 |
214 |
NONE => [] |
|
215 |
| SOME (Theory (gthy, _)) => if prf_only then [] else pretty_context gthy |
|
216 |
| SOME (Proof (prf, _)) => |
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Proof.pretty_state (ProofNode.position prf) (ProofNode.current prf) |
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| SOME (SkipProof (d, _)) => [Pretty.str ("skipped proof: depth " ^ string_of_int d)]) |
23701 | 219 |
|> Pretty.markup_chunks Markup.state |> Pretty.writeln; |
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|
221 |
||
15668 | 222 |
|
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(** toplevel transitions **) |
224 |
||
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val quiet = ref false; |
22135 | 226 |
val debug = Output.debugging; |
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val interact = ref false; |
16682 | 228 |
val timing = Output.timing; |
229 |
val profiling = ref 0; |
|
16815 | 230 |
val skip_proofs = ref false; |
16682 | 231 |
|
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exception TERMINATE; |
7022 | 233 |
exception EXCURSION_FAIL of exn * string; |
6689 | 234 |
exception FAILURE of state * exn; |
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exception TOPLEVEL_ERROR; |
5828 | 236 |
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237 |
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238 |
(* print exceptions *) |
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239 |
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240 |
exception CONTEXT of Proof.context * exn; |
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241 |
|
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fun exn_context NONE exn = exn |
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| exn_context (SOME ctxt) exn = CONTEXT (ctxt, exn); |
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244 |
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245 |
local |
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246 |
|
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247 |
fun if_context NONE _ _ = [] |
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| if_context (SOME ctxt) f xs = map (f ctxt) xs; |
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249 |
|
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250 |
fun raised name [] = "exception " ^ name ^ " raised" |
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| raised name [msg] = "exception " ^ name ^ " raised: " ^ msg |
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| raised name msgs = cat_lines (("exception " ^ name ^ " raised:") :: msgs); |
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253 |
|
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254 |
in |
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255 |
|
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fun exn_message e = |
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257 |
let |
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val detailed = ! debug; |
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259 |
|
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260 |
fun exn_msg _ (CONTEXT (ctxt, exn)) = exn_msg (SOME ctxt) exn |
28458 | 261 |
| exn_msg ctxt (Exn.EXCEPTIONS exns) = cat_lines (map (exn_msg ctxt) exns) |
26293 | 262 |
| exn_msg ctxt (EXCURSION_FAIL (exn, loc)) = |
263 |
exn_msg ctxt exn ^ Markup.markup Markup.location ("\n" ^ loc) |
|
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264 |
| exn_msg _ TERMINATE = "Exit." |
28443 | 265 |
| exn_msg _ Exn.Interrupt = "Interrupt." |
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266 |
| exn_msg _ TimeLimit.TimeOut = "Timeout." |
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267 |
| exn_msg _ TOPLEVEL_ERROR = "Error." |
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268 |
| exn_msg _ (SYS_ERROR msg) = "## SYSTEM ERROR ##\n" ^ msg |
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269 |
| exn_msg _ (ERROR msg) = msg |
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| exn_msg _ (Fail msg) = raised "Fail" [msg] |
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271 |
| exn_msg _ (THEORY (msg, thys)) = |
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272 |
raised "THEORY" (msg :: (if detailed then map Context.str_of_thy thys else [])) |
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| exn_msg _ (Syntax.AST (msg, asts)) = raised "AST" (msg :: |
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(if detailed then map (Pretty.string_of o Syntax.pretty_ast) asts else [])) |
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| exn_msg ctxt (TYPE (msg, Ts, ts)) = raised "TYPE" (msg :: |
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276 |
(if detailed then |
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277 |
if_context ctxt Syntax.string_of_typ Ts @ if_context ctxt Syntax.string_of_term ts |
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278 |
else [])) |
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279 |
| exn_msg ctxt (TERM (msg, ts)) = raised "TERM" (msg :: |
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(if detailed then if_context ctxt Syntax.string_of_term ts else [])) |
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281 |
| exn_msg ctxt (THM (msg, i, thms)) = raised ("THM " ^ string_of_int i) (msg :: |
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282 |
(if detailed then if_context ctxt ProofContext.string_of_thm thms else [])) |
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283 |
| exn_msg _ exn = raised (General.exnMessage exn) [] |
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284 |
in exn_msg NONE e end; |
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285 |
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286 |
end; |
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287 |
|
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288 |
|
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289 |
(* controlled execution *) |
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290 |
|
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291 |
local |
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292 |
|
18685 | 293 |
fun debugging f x = |
23940 | 294 |
if ! debug then exception_trace (fn () => f x) |
18685 | 295 |
else f x; |
296 |
||
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297 |
fun toplevel_error f x = |
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298 |
let val ctxt = try ML_Context.the_local_context () in |
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299 |
f x handle exn => |
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300 |
(Output.error_msg (exn_message (exn_context ctxt exn)); raise TOPLEVEL_ERROR) |
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301 |
end; |
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302 |
|
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303 |
in |
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304 |
|
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305 |
fun controlled_execution f = |
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306 |
f |
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307 |
|> debugging |
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308 |
|> interruptible; |
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309 |
|
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310 |
fun program f = |
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311 |
(f |
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312 |
|> debugging |
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313 |
|> toplevel_error) (); |
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314 |
|
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315 |
end; |
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316 |
|
5828 | 317 |
|
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318 |
(* node transactions -- maintaining stable checkpoints *) |
7022 | 319 |
|
6689 | 320 |
local |
321 |
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322 |
fun is_draft_theory (Theory (gthy, _)) = Context.is_draft (Context.theory_of gthy) |
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323 |
| is_draft_theory _ = false; |
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324 |
|
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325 |
fun is_stale state = Context.is_stale (theory_of state) handle UNDEF => false; |
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326 |
|
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327 |
fun stale_error NONE = SOME (ERROR "Stale theory encountered after successful execution!") |
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328 |
| stale_error some = some; |
16815 | 329 |
|
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330 |
fun map_theory f (Theory (gthy, ctxt)) = |
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331 |
Theory (Context.mapping f (LocalTheory.raw_theory f) gthy, ctxt) |
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332 |
| map_theory _ node = node; |
6689 | 333 |
|
334 |
in |
|
335 |
||
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336 |
fun apply_transaction pos f (node, exit) = |
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let |
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338 |
val _ = is_draft_theory node andalso error "Illegal draft theory in toplevel state"; |
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val cont_node = reset_presentation node; |
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val back_node = map_theory (Theory.checkpoint o Theory.copy) cont_node; |
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fun state_error e nd = (State (SOME (nd, exit), SOME (node, exit)), e); |
6689 | 342 |
|
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val (result, err) = |
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cont_node |
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345 |
|> controlled_execution f |
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346 |
|> map_theory Theory.checkpoint |
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347 |
|> state_error NONE |
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handle exn => state_error (SOME exn) cont_node; |
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349 |
|
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350 |
val (result', err') = |
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351 |
if is_stale result then state_error (stale_error err) back_node |
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else (result, err); |
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353 |
in |
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354 |
(case err' of |
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355 |
NONE => result' |
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356 |
| SOME exn => raise FAILURE (result', exn)) |
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357 |
end; |
6689 | 358 |
|
359 |
end; |
|
360 |
||
361 |
||
362 |
(* primitive transitions *) |
|
363 |
||
5828 | 364 |
datatype trans = |
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365 |
Init of string * (bool -> theory) * (theory -> unit) | (*theory name, init, exit*) |
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366 |
Exit | (*formal exit of theory -- without committing*) |
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367 |
CommitExit | (*exit and commit final theory*) |
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368 |
Keep of bool -> state -> unit | (*peek at state*) |
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369 |
Transaction of bool -> node -> node; (*node transaction*) |
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refined notion of empty toplevel, admits undo of 'end';
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parents:
21861
diff
changeset
|
370 |
|
6689 | 371 |
local |
5828 | 372 |
|
27576
7afff36043e6
eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents:
27564
diff
changeset
|
373 |
fun apply_tr int _ (Init (_, f, exit)) (State (NONE, _)) = |
7afff36043e6
eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents:
27564
diff
changeset
|
374 |
State (SOME (Theory (Context.Theory (Theory.checkpoint (f int)), NONE), exit), NONE) |
27603 | 375 |
| apply_tr _ _ Exit (State (prev as SOME (Theory (Context.Theory _, _), _), _)) = |
376 |
State (NONE, prev) |
|
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
377 |
| apply_tr _ _ CommitExit (State (NONE, SOME (Theory (Context.Theory thy, _), exit))) = |
27576
7afff36043e6
eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents:
27564
diff
changeset
|
378 |
(controlled_execution exit thy; toplevel) |
7afff36043e6
eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents:
27564
diff
changeset
|
379 |
| apply_tr int _ (Keep f) state = |
7afff36043e6
eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents:
27564
diff
changeset
|
380 |
controlled_execution (fn x => tap (f int) x) state |
7afff36043e6
eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents:
27564
diff
changeset
|
381 |
| apply_tr int pos (Transaction f) (State (SOME state, _)) = |
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
382 |
apply_transaction pos (fn x => f int x) state |
23363
9981199bf865
transaction: context_position (non-destructive only);
wenzelm
parents:
22588
diff
changeset
|
383 |
| apply_tr _ _ _ _ = raise UNDEF; |
5828 | 384 |
|
23363
9981199bf865
transaction: context_position (non-destructive only);
wenzelm
parents:
22588
diff
changeset
|
385 |
fun apply_union _ _ [] state = raise FAILURE (state, UNDEF) |
9981199bf865
transaction: context_position (non-destructive only);
wenzelm
parents:
22588
diff
changeset
|
386 |
| apply_union int pos (tr :: trs) state = |
28451
0586b855c2b5
datatype transition: internal trans field is maintained in reverse order;
wenzelm
parents:
28446
diff
changeset
|
387 |
apply_union int pos trs state |
0586b855c2b5
datatype transition: internal trans field is maintained in reverse order;
wenzelm
parents:
28446
diff
changeset
|
388 |
handle UNDEF => apply_tr int pos tr state |
0586b855c2b5
datatype transition: internal trans field is maintained in reverse order;
wenzelm
parents:
28446
diff
changeset
|
389 |
| FAILURE (alt_state, UNDEF) => apply_tr int pos tr alt_state |
6689 | 390 |
| exn as FAILURE _ => raise exn |
391 |
| exn => raise FAILURE (state, exn); |
|
392 |
||
393 |
in |
|
394 |
||
23363
9981199bf865
transaction: context_position (non-destructive only);
wenzelm
parents:
22588
diff
changeset
|
395 |
fun apply_trans int pos trs state = (apply_union int pos trs state, NONE) |
15531 | 396 |
handle FAILURE (alt_state, exn) => (alt_state, SOME exn) | exn => (state, SOME exn); |
6689 | 397 |
|
398 |
end; |
|
5828 | 399 |
|
400 |
||
401 |
(* datatype transition *) |
|
402 |
||
403 |
datatype transition = Transition of |
|
26621
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
404 |
{name: string, (*command name*) |
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
405 |
pos: Position.T, (*source position*) |
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
406 |
int_only: bool, (*interactive-only*) |
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
407 |
print: bool, (*print result state*) |
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
408 |
no_timing: bool, (*suppress timing*) |
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
409 |
trans: trans list}; (*primitive transitions (union)*) |
5828 | 410 |
|
26621
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
411 |
fun make_transition (name, pos, int_only, print, no_timing, trans) = |
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
412 |
Transition {name = name, pos = pos, int_only = int_only, print = print, no_timing = no_timing, |
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
413 |
trans = trans}; |
5828 | 414 |
|
26621
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
415 |
fun map_transition f (Transition {name, pos, int_only, print, no_timing, trans}) = |
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
416 |
make_transition (f (name, pos, int_only, print, no_timing, trans)); |
5828 | 417 |
|
27441 | 418 |
val empty = make_transition ("", Position.none, false, false, false, []); |
5828 | 419 |
|
420 |
||
421 |
(* diagnostics *) |
|
422 |
||
27441 | 423 |
fun init_of (Transition {trans = [Init (name, _, _)], ...}) = SOME name |
424 |
| init_of _ = NONE; |
|
425 |
||
27427 | 426 |
fun name_of (Transition {name, ...}) = name; |
28105 | 427 |
fun pos_of (Transition {pos, ...}) = pos; |
428 |
fun str_of tr = quote (name_of tr) ^ Position.str_of (pos_of tr); |
|
5828 | 429 |
|
27427 | 430 |
fun command_msg msg tr = msg ^ "command " ^ str_of tr; |
5828 | 431 |
fun at_command tr = command_msg "At " tr ^ "."; |
432 |
||
433 |
fun type_error tr state = |
|
18685 | 434 |
ERROR (command_msg "Illegal application of " tr ^ " " ^ str_of_state state); |
5828 | 435 |
|
436 |
||
437 |
(* modify transitions *) |
|
438 |
||
28451
0586b855c2b5
datatype transition: internal trans field is maintained in reverse order;
wenzelm
parents:
28446
diff
changeset
|
439 |
fun name name = map_transition (fn (_, pos, int_only, print, no_timing, trans) => |
0586b855c2b5
datatype transition: internal trans field is maintained in reverse order;
wenzelm
parents:
28446
diff
changeset
|
440 |
(name, pos, int_only, print, no_timing, trans)); |
9010 | 441 |
|
26621
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
442 |
fun position pos = map_transition (fn (name, _, int_only, print, no_timing, trans) => |
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
443 |
(name, pos, int_only, print, no_timing, trans)); |
5828 | 444 |
|
26621
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
445 |
fun interactive int_only = map_transition (fn (name, pos, _, print, no_timing, trans) => |
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
446 |
(name, pos, int_only, print, no_timing, trans)); |
14923 | 447 |
|
26621
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
448 |
val no_timing = map_transition (fn (name, pos, int_only, print, _, trans) => |
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
449 |
(name, pos, int_only, print, true, trans)); |
17363 | 450 |
|
26621
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
451 |
fun add_trans tr = map_transition (fn (name, pos, int_only, print, no_timing, trans) => |
28451
0586b855c2b5
datatype transition: internal trans field is maintained in reverse order;
wenzelm
parents:
28446
diff
changeset
|
452 |
(name, pos, int_only, print, no_timing, tr :: trans)); |
16607 | 453 |
|
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
454 |
val reset_trans = map_transition (fn (name, pos, int_only, print, no_timing, _) => |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
455 |
(name, pos, int_only, print, no_timing, [])); |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
456 |
|
28453
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
457 |
fun set_print print = map_transition (fn (name, pos, int_only, _, no_timing, trans) => |
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
458 |
(name, pos, int_only, print, no_timing, trans)); |
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
459 |
|
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
460 |
val print = set_print true; |
5828 | 461 |
|
462 |
||
21007 | 463 |
(* basic transitions *) |
5828 | 464 |
|
27576
7afff36043e6
eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents:
27564
diff
changeset
|
465 |
fun init_theory name f exit = add_trans (Init (name, f, exit)); |
6689 | 466 |
val exit = add_trans Exit; |
7612 | 467 |
val keep' = add_trans o Keep; |
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
468 |
fun transaction f = add_trans (Transaction f); |
5828 | 469 |
|
7612 | 470 |
fun keep f = add_trans (Keep (fn _ => f)); |
5828 | 471 |
fun imperative f = keep (fn _ => f ()); |
472 |
||
27840 | 473 |
fun ignored pos = empty |> name "<ignored>" |> position pos |> imperative I; |
474 |
fun malformed pos msg = |
|
475 |
empty |> name "<malformed>" |> position pos |> imperative (fn () => error msg); |
|
476 |
||
21007 | 477 |
val unknown_theory = imperative (fn () => warning "Unknown theory context"); |
478 |
val unknown_proof = imperative (fn () => warning "Unknown proof context"); |
|
479 |
val unknown_context = imperative (fn () => warning "Unknown context"); |
|
15668 | 480 |
|
21007 | 481 |
|
482 |
(* theory transitions *) |
|
15668 | 483 |
|
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
484 |
fun generic_theory f = transaction (fn _ => |
26491 | 485 |
(fn Theory (gthy, _) => Theory (f gthy, NONE) |
486 |
| _ => raise UNDEF)); |
|
487 |
||
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
488 |
fun theory' f = transaction (fn int => |
20963
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
489 |
(fn Theory (Context.Theory thy, _) => Theory (Context.Theory (f int thy), NONE) |
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
490 |
| _ => raise UNDEF)); |
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
491 |
|
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
492 |
fun theory f = theory' (K f); |
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
493 |
|
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
494 |
fun begin_local_theory begin f = transaction (fn _ => |
20963
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
495 |
(fn Theory (Context.Theory thy, _) => |
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
496 |
let |
20985 | 497 |
val lthy = f thy; |
21294 | 498 |
val gthy = if begin then Context.Proof lthy else Context.Theory (loc_exit lthy); |
499 |
in Theory (gthy, SOME lthy) end |
|
20963
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
500 |
| _ => raise UNDEF)); |
17076 | 501 |
|
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
502 |
val end_local_theory = transaction (fn _ => |
21294 | 503 |
(fn Theory (Context.Proof lthy, _) => Theory (Context.Theory (loc_exit lthy), SOME lthy) |
21007 | 504 |
| _ => raise UNDEF)); |
505 |
||
506 |
local |
|
507 |
||
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
508 |
fun local_theory_presentation loc f g = transaction (fn int => |
21294 | 509 |
(fn Theory (gthy, _) => |
510 |
let |
|
511 |
val finish = loc_finish loc gthy; |
|
25960 | 512 |
val lthy' = f (loc_begin loc gthy); |
21294 | 513 |
in Theory (finish lthy', SOME lthy') end |
27859 | 514 |
| _ => raise UNDEF) #> tap g); |
15668 | 515 |
|
21007 | 516 |
in |
517 |
||
20963
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
518 |
fun local_theory loc f = local_theory_presentation loc f (K I); |
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
519 |
fun present_local_theory loc g = local_theory_presentation loc I g; |
18955 | 520 |
|
21007 | 521 |
end; |
522 |
||
523 |
||
524 |
(* proof transitions *) |
|
525 |
||
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
526 |
fun end_proof f = transaction (fn int => |
24795
6f5cb7885fd7
print_state_context: local theory context, not proof context;
wenzelm
parents:
24780
diff
changeset
|
527 |
(fn Proof (prf, (finish, _)) => |
27564
fc6d34e49e17
replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents:
27500
diff
changeset
|
528 |
let val state = ProofNode.current prf in |
21007 | 529 |
if can (Proof.assert_bottom true) state then |
530 |
let |
|
531 |
val ctxt' = f int state; |
|
532 |
val gthy' = finish ctxt'; |
|
533 |
in Theory (gthy', SOME ctxt') end |
|
534 |
else raise UNDEF |
|
535 |
end |
|
27564
fc6d34e49e17
replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents:
27500
diff
changeset
|
536 |
| SkipProof (0, (gthy, _)) => Theory (gthy, NONE) |
21007 | 537 |
| _ => raise UNDEF)); |
538 |
||
21294 | 539 |
local |
540 |
||
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
541 |
fun begin_proof init finish = transaction (fn int => |
21294 | 542 |
(fn Theory (gthy, _) => |
543 |
let |
|
24453 | 544 |
val prf = init int gthy; |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
545 |
val skip = ! skip_proofs; |
21294 | 546 |
val schematic = Proof.schematic_goal prf; |
547 |
in |
|
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
548 |
if skip andalso schematic then |
21294 | 549 |
warning "Cannot skip proof of schematic goal statement" |
550 |
else (); |
|
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
551 |
if skip andalso not schematic then |
27564
fc6d34e49e17
replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents:
27500
diff
changeset
|
552 |
SkipProof (0, (finish gthy (Proof.global_skip_proof int prf), gthy)) |
fc6d34e49e17
replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents:
27500
diff
changeset
|
553 |
else Proof (ProofNode.init prf, (finish gthy, gthy)) |
21294 | 554 |
end |
555 |
| _ => raise UNDEF)); |
|
556 |
||
557 |
in |
|
558 |
||
24780
47bb1e380d83
local_theory transactions: more careful treatment of context position;
wenzelm
parents:
24634
diff
changeset
|
559 |
fun local_theory_to_proof' loc f = begin_proof |
25960 | 560 |
(fn int => fn gthy => f int (loc_begin loc gthy)) |
24780
47bb1e380d83
local_theory transactions: more careful treatment of context position;
wenzelm
parents:
24634
diff
changeset
|
561 |
(loc_finish loc); |
47bb1e380d83
local_theory transactions: more careful treatment of context position;
wenzelm
parents:
24634
diff
changeset
|
562 |
|
24453 | 563 |
fun local_theory_to_proof loc f = local_theory_to_proof' loc (K f); |
21294 | 564 |
|
565 |
fun theory_to_proof f = begin_proof |
|
24780
47bb1e380d83
local_theory transactions: more careful treatment of context position;
wenzelm
parents:
24634
diff
changeset
|
566 |
(K (fn Context.Theory thy => f thy | _ => raise UNDEF)) |
47bb1e380d83
local_theory transactions: more careful treatment of context position;
wenzelm
parents:
24634
diff
changeset
|
567 |
(K (Context.Theory o ProofContext.theory_of)); |
21294 | 568 |
|
569 |
end; |
|
570 |
||
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
571 |
val forget_proof = transaction (fn _ => |
21007 | 572 |
(fn Proof (_, (_, orig_gthy)) => Theory (orig_gthy, NONE) |
573 |
| SkipProof (_, (_, orig_gthy)) => Theory (orig_gthy, NONE) |
|
574 |
| _ => raise UNDEF)); |
|
575 |
||
27859 | 576 |
fun present_proof f = transaction (fn _ => |
27564
fc6d34e49e17
replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents:
27500
diff
changeset
|
577 |
(fn Proof (prf, x) => Proof (ProofNode.apply I prf, x) |
fc6d34e49e17
replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents:
27500
diff
changeset
|
578 |
| skip as SkipProof _ => skip |
27859 | 579 |
| _ => raise UNDEF) #> tap f); |
21177 | 580 |
|
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
581 |
fun proofs' f = transaction (fn int => |
27564
fc6d34e49e17
replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents:
27500
diff
changeset
|
582 |
(fn Proof (prf, x) => Proof (ProofNode.applys (f int) prf, x) |
fc6d34e49e17
replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents:
27500
diff
changeset
|
583 |
| skip as SkipProof _ => skip |
16815 | 584 |
| _ => raise UNDEF)); |
15668 | 585 |
|
17904
21c6894b5998
simplified interfaces proof/proof' etc.: perform ProofHistory.apply(s)/current internally;
wenzelm
parents:
17513
diff
changeset
|
586 |
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
|
587 |
val proofs = proofs' o K; |
6689 | 588 |
val proof = proof' o K; |
16815 | 589 |
|
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
590 |
fun actual_proof f = transaction (fn _ => |
21007 | 591 |
(fn Proof (prf, x) => Proof (f prf, x) |
20963
a7fd8f05a2be
added type global_theory -- theory or local_theory;
wenzelm
parents:
20928
diff
changeset
|
592 |
| _ => raise UNDEF)); |
16815 | 593 |
|
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
594 |
fun skip_proof f = transaction (fn _ => |
21007 | 595 |
(fn SkipProof (h, x) => SkipProof (f h, x) |
18563 | 596 |
| _ => raise UNDEF)); |
597 |
||
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
598 |
fun skip_proof_to_theory pred = transaction (fn _ => |
27564
fc6d34e49e17
replaced obsolete ProofHistory by ProofNode (backtracking only);
wenzelm
parents:
27500
diff
changeset
|
599 |
(fn SkipProof (d, (gthy, _)) => if pred d then Theory (gthy, NONE) else raise UNDEF |
17904
21c6894b5998
simplified interfaces proof/proof' etc.: perform ProofHistory.apply(s)/current internally;
wenzelm
parents:
17513
diff
changeset
|
600 |
| _ => raise UNDEF)); |
5828 | 601 |
|
602 |
||
603 |
||
604 |
(** toplevel transactions **) |
|
605 |
||
27427 | 606 |
(* identification *) |
607 |
||
608 |
fun get_id (Transition {pos, ...}) = Position.get_id pos; |
|
609 |
fun put_id id (tr as Transition {pos, ...}) = position (Position.put_id id pos) tr; |
|
610 |
||
611 |
||
25960 | 612 |
(* thread position *) |
25799 | 613 |
|
25960 | 614 |
fun setmp_thread_position (Transition {pos, ...}) f x = |
25819
e6feb08b7f4b
replaced thread_properties by simplified version in position.ML;
wenzelm
parents:
25809
diff
changeset
|
615 |
Position.setmp_thread_data pos f x; |
25799 | 616 |
|
27606 | 617 |
fun status tr m = |
618 |
setmp_thread_position tr (fn () => Output.status (Markup.markup m "")) (); |
|
619 |
||
26602
5534b6a6b810
made purely value-oriented, moved global state to structure Isar (cf. isar.ML);
wenzelm
parents:
26491
diff
changeset
|
620 |
fun error_msg tr exn_info = |
5534b6a6b810
made purely value-oriented, moved global state to structure Isar (cf. isar.ML);
wenzelm
parents:
26491
diff
changeset
|
621 |
setmp_thread_position tr (fn () => Output.error_msg (exn_message (EXCURSION_FAIL exn_info))) (); |
5534b6a6b810
made purely value-oriented, moved global state to structure Isar (cf. isar.ML);
wenzelm
parents:
26491
diff
changeset
|
622 |
|
25799 | 623 |
|
28095
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
624 |
(* post-transition hooks *) |
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
625 |
|
28103
b79e61861f0f
simplified Toplevel.add_hook: cover successful transactions only;
wenzelm
parents:
28095
diff
changeset
|
626 |
local val hooks = ref ([]: (transition -> state -> state -> unit) list) in |
28095
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
627 |
|
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
628 |
fun add_hook f = CRITICAL (fn () => change hooks (cons f)); |
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
629 |
fun get_hooks () = CRITICAL (fn () => ! hooks); |
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
630 |
|
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
631 |
end; |
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
632 |
|
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
633 |
|
5828 | 634 |
(* apply transitions *) |
635 |
||
6664 | 636 |
local |
637 |
||
25799 | 638 |
fun app int (tr as Transition {trans, pos, int_only, print, no_timing, ...}) = |
25819
e6feb08b7f4b
replaced thread_properties by simplified version in position.ML;
wenzelm
parents:
25809
diff
changeset
|
639 |
setmp_thread_position tr (fn state => |
25799 | 640 |
let |
26621
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
641 |
val _ = if not int andalso int_only then warning (command_msg "Interactive-only " tr) else (); |
16682 | 642 |
|
25799 | 643 |
fun do_timing f x = (warning (command_msg "" tr); timeap f x); |
644 |
fun do_profiling f x = profile (! profiling) f x; |
|
645 |
||
26256
3e7939e978c6
added exception CONTEXT, indicating context of another exception;
wenzelm
parents:
26081
diff
changeset
|
646 |
val (result, status) = |
25799 | 647 |
state |> (apply_trans int pos trans |
648 |
|> (if ! profiling > 0 andalso not no_timing then do_profiling else I) |
|
649 |
|> (if ! profiling > 0 orelse ! timing andalso not no_timing then do_timing else I)); |
|
26256
3e7939e978c6
added exception CONTEXT, indicating context of another exception;
wenzelm
parents:
26081
diff
changeset
|
650 |
|
26621
78b3ad7af5d5
eliminated unused name_of, source, source_of, print', print3, three_buffersN;
wenzelm
parents:
26602
diff
changeset
|
651 |
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
|
652 |
in (result, Option.map (fn UNDEF => type_error tr state | exn => exn) status) end); |
6664 | 653 |
|
654 |
in |
|
5828 | 655 |
|
26602
5534b6a6b810
made purely value-oriented, moved global state to structure Isar (cf. isar.ML);
wenzelm
parents:
26491
diff
changeset
|
656 |
fun transition int tr st = |
28095
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
657 |
let |
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
658 |
val hooks = get_hooks (); |
28103
b79e61861f0f
simplified Toplevel.add_hook: cover successful transactions only;
wenzelm
parents:
28095
diff
changeset
|
659 |
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
|
660 |
|
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
661 |
val ctxt = try context_of st; |
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
662 |
val res = |
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
663 |
(case app int tr st of |
7eaf0813bdc3
added add_hook interface for post-transition hooks;
wenzelm
parents:
27859
diff
changeset
|
664 |
(_, SOME TERMINATE) => NONE |
28103
b79e61861f0f
simplified Toplevel.add_hook: cover successful transactions only;
wenzelm
parents:
28095
diff
changeset
|
665 |
| (st', SOME (EXCURSION_FAIL exn_info)) => SOME (st', SOME exn_info) |
b79e61861f0f
simplified Toplevel.add_hook: cover successful transactions only;
wenzelm
parents:
28095
diff
changeset
|
666 |
| (st', SOME exn) => SOME (st', SOME (exn_context ctxt exn, at_command tr)) |
b79e61861f0f
simplified Toplevel.add_hook: cover successful transactions only;
wenzelm
parents:
28095
diff
changeset
|
667 |
| (st', NONE) => SOME (st', NONE)); |
b79e61861f0f
simplified Toplevel.add_hook: cover successful transactions only;
wenzelm
parents:
28095
diff
changeset
|
668 |
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
|
669 |
in res end; |
6664 | 670 |
|
671 |
end; |
|
5828 | 672 |
|
673 |
||
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
674 |
(* commit final exit *) |
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
675 |
|
28425 | 676 |
fun commit_exit pos = |
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
677 |
name "end" empty |
28425 | 678 |
|> position pos |
27601
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
679 |
|> add_trans CommitExit |
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
680 |
|> imperative (fn () => warning "Expected to find finished theory"); |
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
681 |
|
6683cdb94af8
simplified commit_exit: operate on previous node of final state, include warning here;
wenzelm
parents:
27583
diff
changeset
|
682 |
|
28425 | 683 |
(* nested commands *) |
5828 | 684 |
|
28425 | 685 |
fun command tr st = |
27576
7afff36043e6
eliminated internal command history -- superceeded by global Isar state (cf. isar.ML);
wenzelm
parents:
27564
diff
changeset
|
686 |
(case transition (! interact) tr st of |
28425 | 687 |
SOME (st', NONE) => st' |
688 |
| 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
|
689 |
| 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
|
690 |
|
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
691 |
|
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
692 |
(* excursion of units, consisting of commands with proof *) |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
693 |
|
28425 | 694 |
fun command_result tr st = |
695 |
let val st' = command tr st |
|
696 |
in (st', st') end; |
|
17076 | 697 |
|
28446
a01de3b3fa2e
renamed promise to future, tuned related interfaces;
wenzelm
parents:
28443
diff
changeset
|
698 |
fun unit_result immediate (tr, proof_trs) st = |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
699 |
let val st' = command tr st in |
28453
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
700 |
if immediate orelse null proof_trs orelse |
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
701 |
not (can proof_of st') orelse Proof.is_relevant (proof_of st') |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
702 |
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
|
703 |
let val (states, st'') = fold_map command_result proof_trs st' |
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
704 |
in (fn () => (tr, st') :: (proof_trs ~~ states), st'') end |
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
705 |
else |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
706 |
let |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
707 |
val (body_trs, end_tr) = split_last proof_trs; |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
708 |
val body_states = ref ([]: state list); |
28453
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
709 |
val finish = Context.Theory o ProofContext.theory_of; |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
710 |
fun make_result prf = |
28453
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
711 |
let val (states, State (result_node, _)) = |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
712 |
(case st' of State (SOME (Proof (_, (_, orig_gthy)), exit), prev) |
28453
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
713 |
=> State (SOME (Proof (ProofNode.init prf, (finish, orig_gthy)), exit), prev)) |
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
714 |
|> fold_map command_result body_trs |
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
715 |
||> command (end_tr |> set_print false) |
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
716 |
in body_states := states; presentation_context (Option.map #1 result_node) NONE end; |
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
717 |
val st'' = st' |
06702e7acd1d
excursion/unit_result: no print for forked end, finish into global theory, pick resul from presentation context;
wenzelm
parents:
28451
diff
changeset
|
718 |
|> command (end_tr |> reset_trans |> end_proof (K (Proof.future_proof make_result))); |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
719 |
in (fn () => (tr, st') :: (body_trs ~~ ! body_states) @ [(end_tr, st'')], st'') end |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
720 |
end; |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
721 |
|
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
722 |
fun excursion input = |
28425 | 723 |
let |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
724 |
val end_pos = if null input then error "No input" else pos_of (fst (List.last input)); |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
725 |
|
28446
a01de3b3fa2e
renamed promise to future, tuned related interfaces;
wenzelm
parents:
28443
diff
changeset
|
726 |
val immediate = not (! future_scheduler) orelse Multithreading.max_threads_value () <= 1; |
a01de3b3fa2e
renamed promise to future, tuned related interfaces;
wenzelm
parents:
28443
diff
changeset
|
727 |
val (future_results, end_state) = fold_map (unit_result immediate) input toplevel; |
28433
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
728 |
val _ = |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
729 |
(case end_state of |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
730 |
State (NONE, SOME (Theory (Context.Theory thy, _), _)) => Thm.join_futures thy |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
731 |
| _ => error "Unfinished development at end of input"); |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
732 |
val results = maps (fn res => res ()) future_results; |
b3dab95f098f
begin_proof: avoid race condition wrt. skip_proofs flag;
wenzelm
parents:
28425
diff
changeset
|
733 |
in (results, fn () => ignore (command (commit_exit end_pos) end_state)) end; |
7062 | 734 |
|
6664 | 735 |
end; |