author | wenzelm |
Fri, 05 Jun 2015 13:41:06 +0200 | |
changeset 60371 | 8a5cfdda1b98 |
parent 60369 | f393a3fe884c |
child 60377 | 234b7da8542e |
permissions | -rw-r--r-- |
5820 | 1 |
(* Title: Pure/Isar/proof.ML |
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Author: Markus Wenzel, TU Muenchen |
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The Isar/VM proof language interpreter: maintains a structured flow of |
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context elements, goals, refinements, and facts. |
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*) |
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signature PROOF = |
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sig |
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type context = Proof.context |
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type method = Method.method |
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type state |
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val init: context -> state |
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val level: state -> int |
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val assert_bottom: bool -> state -> state |
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val context_of: state -> context |
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val theory_of: state -> theory |
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val map_context: (context -> context) -> state -> state |
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added useful function map_context_result to signature
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val map_context_result : (context -> 'a * context) -> state -> 'a * state |
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val map_contexts: (context -> context) -> state -> state |
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moved management of auxiliary theory source files to Thy_Load -- as theory data instead of accidental loader state;
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val propagate_ml_env: state -> state |
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val bind_terms: (indexname * term option) list -> state -> state |
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val put_thms: bool -> string * thm list option -> state -> state |
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val the_facts: state -> thm list |
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val the_fact: state -> thm |
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val set_facts: thm list -> state -> state |
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val reset_facts: state -> state |
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val assert_forward: state -> state |
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val assert_chain: state -> state |
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val assert_forward_or_chain: state -> state |
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val assert_backward: state -> state |
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val assert_no_chain: state -> state |
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val enter_forward: state -> state |
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val enter_chain: state -> state |
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val enter_backward: state -> state |
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val has_bottom_goal: state -> bool |
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val pretty_state: int -> state -> Pretty.T list |
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val refine: Method.text -> state -> state Seq.seq |
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val refine_end: Method.text -> state -> state Seq.seq |
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val refine_insert: thm list -> state -> state |
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val refine_goals: (context -> thm -> unit) -> context -> thm list -> state -> state Seq.seq |
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val raw_goal: state -> {context: context, facts: thm list, goal: thm} |
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val goal: state -> {context: context, facts: thm list, goal: thm} |
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val simple_goal: state -> {context: context, goal: thm} |
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added some proof state markup, notably number of subgoals (e.g. for indentation);
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val status_markup: state -> Markup.T |
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val let_bind: (term list * term) list -> state -> state |
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val let_bind_cmd: (string list * string) list -> state -> state |
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ProofContext.read_const: allow for type constraint (for fixed variable);
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val write: Syntax.mode -> (term * mixfix) list -> state -> state |
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val write_cmd: Syntax.mode -> (string * mixfix) list -> state -> state |
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val fix: (binding * typ option * mixfix) list -> state -> state |
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val fix_cmd: (binding * string option * mixfix) list -> state -> state |
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moved basic assumption operations from structure ProofContext to Assumption;
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val assm: Assumption.export -> |
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(Thm.binding * (term * term list) list) list -> state -> state |
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val assm_cmd: Assumption.export -> |
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type Attrib.binding abbreviates Name.binding without attributes;
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(Attrib.binding * (string * string list) list) list -> state -> state |
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val assume: (Thm.binding * (term * term list) list) list -> state -> state |
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val assume_cmd: (Attrib.binding * (string * string list) list) list -> state -> state |
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val presume: (Thm.binding * (term * term list) list) list -> state -> state |
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val presume_cmd: (Attrib.binding * (string * string list) list) list -> state -> state |
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val def: (Thm.binding * ((binding * mixfix) * (term * term list))) list -> state -> state |
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val def_cmd: (Attrib.binding * ((binding * mixfix) * (string * string list))) list -> state -> state |
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val chain: state -> state |
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val chain_facts: thm list -> state -> state |
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val note_thmss: (Thm.binding * (thm list * attribute list) list) list -> state -> state |
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val note_thmss_cmd: (Attrib.binding * (Facts.ref * Token.src list) list) list -> state -> state |
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val from_thmss: ((thm list * attribute list) list) list -> state -> state |
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val from_thmss_cmd: ((Facts.ref * Token.src list) list) list -> state -> state |
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val with_thmss: ((thm list * attribute list) list) list -> state -> state |
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val with_thmss_cmd: ((Facts.ref * Token.src list) list) list -> state -> state |
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val supply: (Thm.binding * (thm list * attribute list) list) list -> state -> state |
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val supply_cmd: (Attrib.binding * (Facts.ref * Token.src list) list) list -> state -> state |
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val using: ((thm list * attribute list) list) list -> state -> state |
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val using_cmd: ((Facts.ref * Token.src list) list) list -> state -> state |
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val unfolding: ((thm list * attribute list) list) list -> state -> state |
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val unfolding_cmd: ((Facts.ref * Token.src list) list) list -> state -> state |
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val invoke_case: (string * Position.T) * binding option list * attribute list -> |
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state -> state |
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val invoke_case_cmd: (string * Position.T) * binding option list * Token.src list -> |
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state -> state |
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val begin_block: state -> state |
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val next_block: state -> state |
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val end_block: state -> state |
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val begin_notepad: context -> state |
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val end_notepad: state -> context |
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val proof: Method.text option -> state -> state Seq.seq |
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val proof_results: Method.text_range option -> state -> state Seq.result Seq.seq |
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val defer: int -> state -> state |
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val prefer: int -> state -> state |
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val apply: Method.text -> state -> state Seq.seq |
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val apply_end: Method.text -> state -> state Seq.seq |
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val apply_results: Method.text_range -> state -> state Seq.result Seq.seq |
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val apply_end_results: Method.text_range -> state -> state Seq.result Seq.seq |
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val local_goal: (context -> ((string * string) * (string * thm list) list) -> unit) -> |
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(context -> 'a -> attribute) -> |
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('b list -> context -> (term list list * (context -> context)) * context) -> |
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string -> Method.text option -> (thm list list -> state -> state) -> |
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((binding * 'a list) * 'b) list -> state -> state |
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val local_qed: Method.text_range option * bool -> state -> state |
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val theorem: Method.text option -> (thm list list -> context -> context) -> |
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(term * term list) list list -> context -> state |
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val theorem_cmd: Method.text option -> (thm list list -> context -> context) -> |
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(string * string list) list list -> context -> state |
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val global_qed: Method.text_range option * bool -> state -> context |
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val local_terminal_proof: Method.text_range * Method.text_range option -> state -> state |
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val local_default_proof: state -> state |
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val local_immediate_proof: state -> state |
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val local_skip_proof: bool -> state -> state |
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val local_done_proof: state -> state |
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val global_terminal_proof: Method.text_range * Method.text_range option -> state -> context |
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val global_default_proof: state -> context |
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val global_immediate_proof: state -> context |
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val global_skip_proof: bool -> state -> context |
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val global_done_proof: state -> context |
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val have: Method.text option -> (thm list list -> state -> state) -> |
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(Thm.binding * (term * term list) list) list -> bool -> state -> state |
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val have_cmd: Method.text option -> (thm list list -> state -> state) -> |
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type Attrib.binding abbreviates Name.binding without attributes;
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(Attrib.binding * (string * string list) list) list -> bool -> state -> state |
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val show: Method.text option -> (thm list list -> state -> state) -> |
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(Thm.binding * (term * term list) list) list -> bool -> state -> state |
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val show_cmd: Method.text option -> (thm list list -> state -> state) -> |
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type Attrib.binding abbreviates Name.binding without attributes;
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(Attrib.binding * (string * string list) list) list -> bool -> state -> state |
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future_proof: refined version covers local_future_proof and global_future_proof;
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val schematic_goal: state -> bool |
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val is_relevant: state -> bool |
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val future_proof: (state -> ('a * context) future) -> state -> 'a future * state |
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val local_future_terminal_proof: Method.text_range * Method.text_range option -> bool -> |
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state -> state |
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val global_future_terminal_proof: Method.text_range * Method.text_range option -> bool -> |
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state -> context |
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end; |
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structure Proof: PROOF = |
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struct |
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type context = Proof.context; |
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type method = Method.method; |
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(** proof state **) |
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(* datatype state *) |
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datatype mode = Forward | Chain | Backward; |
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datatype state = |
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State of node Stack.T |
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and node = |
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Node of |
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{context: context, |
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facts: thm list option, |
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mode: mode, |
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goal: goal option} |
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and goal = |
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Goal of |
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{statement: (string * Position.T) * term list list * term, |
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(*goal kind and statement (starting with vars), initial proposition*) |
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using: thm list, (*goal facts*) |
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goal: thm, (*subgoals ==> statement*) |
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before_qed: Method.text option, |
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after_qed: |
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(thm list list -> state -> state) * |
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(thm list list -> context -> context)}; |
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fun make_goal (statement, using, goal, before_qed, after_qed) = |
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Goal {statement = statement, using = using, goal = goal, |
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before_qed = before_qed, after_qed = after_qed}; |
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fun make_node (context, facts, mode, goal) = |
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Node {context = context, facts = facts, mode = mode, goal = goal}; |
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fun map_node f (Node {context, facts, mode, goal}) = |
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make_node (f (context, facts, mode, goal)); |
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val init_context = |
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Proof_Context.set_stmt true #> |
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Proof_Context.map_naming (K Name_Space.local_naming); |
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fun init ctxt = |
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State (Stack.init (make_node (init_context ctxt, NONE, Forward, NONE))); |
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fun top (State stack) = Stack.top stack |> (fn Node node => node); |
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fun map_top f (State stack) = State (Stack.map_top (map_node f) stack); |
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fun map_all f (State stack) = State (Stack.map_all (map_node f) stack); |
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(** basic proof state operations **) |
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(* block structure *) |
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fun open_block (State stack) = State (Stack.push stack); |
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fun close_block (State stack) = State (Stack.pop stack) |
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handle List.Empty => error "Unbalanced block parentheses"; |
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fun level (State stack) = Stack.level stack; |
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fun assert_bottom b state = |
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let val b' = level state <= 2 in |
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if b andalso not b' then error "Not at bottom of proof" |
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else if not b andalso b' then error "Already at bottom of proof" |
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else state |
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end; |
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(* context *) |
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207 |
val context_of = #context o top; |
42360 | 208 |
val theory_of = Proof_Context.theory_of o context_of; |
5820 | 209 |
|
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210 |
fun map_node_context f = |
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211 |
map_node (fn (ctxt, facts, mode, goal) => (f ctxt, facts, mode, goal)); |
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212 |
|
17359 | 213 |
fun map_context f = |
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|
214 |
map_top (fn (ctxt, facts, mode, goal) => (f ctxt, facts, mode, goal)); |
5820 | 215 |
|
17359 | 216 |
fun map_context_result f state = |
17859 | 217 |
f (context_of state) ||> (fn ctxt => map_context (K ctxt) state); |
5820 | 218 |
|
28278 | 219 |
fun map_contexts f = map_all (fn (ctxt, facts, mode, goal) => (f ctxt, facts, mode, goal)); |
220 |
||
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|
221 |
fun propagate_ml_env state = map_contexts |
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222 |
(Context.proof_map (ML_Env.inherit (Context.Proof (context_of state)))) state; |
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|
223 |
|
42360 | 224 |
val bind_terms = map_context o Proof_Context.bind_terms; |
225 |
val put_thms = map_context oo Proof_Context.put_thms; |
|
5820 | 226 |
|
227 |
||
228 |
(* facts *) |
|
229 |
||
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230 |
val get_facts = #facts o top; |
17359 | 231 |
|
232 |
fun the_facts state = |
|
233 |
(case get_facts state of SOME facts => facts |
|
18678 | 234 |
| NONE => error "No current facts available"); |
5820 | 235 |
|
9469 | 236 |
fun the_fact state = |
17359 | 237 |
(case the_facts state of [thm] => thm |
18678 | 238 |
| _ => error "Single theorem expected"); |
7605 | 239 |
|
17359 | 240 |
fun put_facts facts = |
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241 |
map_top (fn (ctxt, _, mode, goal) => (ctxt, facts, mode, goal)) #> |
33386 | 242 |
put_thms true (Auto_Bind.thisN, facts); |
5820 | 243 |
|
47068 | 244 |
val set_facts = put_facts o SOME; |
245 |
val reset_facts = put_facts NONE; |
|
246 |
||
17359 | 247 |
fun these_factss more_facts (named_factss, state) = |
47068 | 248 |
(named_factss, state |> set_facts (maps snd named_factss @ more_facts)); |
5820 | 249 |
|
17359 | 250 |
fun export_facts inner outer = |
251 |
(case get_facts inner of |
|
47068 | 252 |
NONE => reset_facts outer |
17359 | 253 |
| SOME thms => |
254 |
thms |
|
42360 | 255 |
|> Proof_Context.export (context_of inner) (context_of outer) |
47068 | 256 |
|> (fn ths => set_facts ths outer)); |
5820 | 257 |
|
258 |
||
259 |
(* mode *) |
|
260 |
||
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261 |
val get_mode = #mode o top; |
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|
262 |
fun put_mode mode = map_top (fn (ctxt, facts, _, goal) => (ctxt, facts, mode, goal)); |
5820 | 263 |
|
17359 | 264 |
val mode_name = (fn Forward => "state" | Chain => "chain" | Backward => "prove"); |
5820 | 265 |
|
266 |
fun assert_mode pred state = |
|
267 |
let val mode = get_mode state in |
|
268 |
if pred mode then state |
|
18678 | 269 |
else error ("Illegal application of proof command in " ^ quote (mode_name mode) ^ " mode") |
5820 | 270 |
end; |
271 |
||
19308 | 272 |
val assert_forward = assert_mode (fn mode => mode = Forward); |
273 |
val assert_chain = assert_mode (fn mode => mode = Chain); |
|
274 |
val assert_forward_or_chain = assert_mode (fn mode => mode = Forward orelse mode = Chain); |
|
275 |
val assert_backward = assert_mode (fn mode => mode = Backward); |
|
276 |
val assert_no_chain = assert_mode (fn mode => mode <> Chain); |
|
5820 | 277 |
|
17359 | 278 |
val enter_forward = put_mode Forward; |
279 |
val enter_chain = put_mode Chain; |
|
280 |
val enter_backward = put_mode Backward; |
|
5820 | 281 |
|
17359 | 282 |
|
283 |
(* current goal *) |
|
284 |
||
285 |
fun current_goal state = |
|
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286 |
(case top state of |
17359 | 287 |
{context, goal = SOME (Goal goal), ...} => (context, goal) |
47065 | 288 |
| _ => error "No current goal"); |
5820 | 289 |
|
17359 | 290 |
fun assert_current_goal g state = |
291 |
let val g' = can current_goal state in |
|
47065 | 292 |
if g andalso not g' then error "No goal in this block" |
293 |
else if not g andalso g' then error "Goal present in this block" |
|
17359 | 294 |
else state |
295 |
end; |
|
6776 | 296 |
|
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|
297 |
fun put_goal goal = map_top (fn (ctxt, using, mode, _) => (ctxt, using, mode, goal)); |
17359 | 298 |
|
47068 | 299 |
val set_goal = put_goal o SOME; |
300 |
val reset_goal = put_goal NONE; |
|
301 |
||
17859 | 302 |
val before_qed = #before_qed o #2 o current_goal; |
303 |
||
17359 | 304 |
|
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changeset
|
305 |
(* bottom goal *) |
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changeset
|
306 |
|
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changeset
|
307 |
fun has_bottom_goal (State stack) = |
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changeset
|
308 |
let |
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changeset
|
309 |
fun bottom [Node {goal = SOME _, ...}, Node {goal = NONE, ...}] = true |
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changeset
|
310 |
| bottom [Node {goal, ...}] = is_some goal |
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changeset
|
311 |
| bottom [] = false |
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diff
changeset
|
312 |
| bottom (_ :: rest) = bottom rest; |
49ed5eea15d4
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changeset
|
313 |
in bottom (op :: (Stack.dest stack)) end; |
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parents:
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diff
changeset
|
314 |
|
49ed5eea15d4
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diff
changeset
|
315 |
|
17359 | 316 |
(* nested goal *) |
5820 | 317 |
|
58797 | 318 |
fun map_goal f g h (State stack) = |
319 |
(case Stack.dest stack of |
|
320 |
(Node {context, facts, mode, goal = SOME goal}, node :: nodes) => |
|
17359 | 321 |
let |
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parents:
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diff
changeset
|
322 |
val Goal {statement, using, goal, before_qed, after_qed} = goal; |
20aa19ecf2cc
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parents:
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diff
changeset
|
323 |
val goal' = make_goal (g (statement, using, goal, before_qed, after_qed)); |
47431
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wenzelm
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diff
changeset
|
324 |
val node' = map_node_context h node; |
58797 | 325 |
val stack' = Stack.make (make_node (f context, facts, mode, SOME goal')) (node' :: nodes); |
326 |
in State stack' end |
|
327 |
| (nd, node :: nodes) => |
|
47431
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wenzelm
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diff
changeset
|
328 |
let |
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diff
changeset
|
329 |
val nd' = map_node_context f nd; |
58797 | 330 |
val State stack' = map_goal f g h (State (Stack.make node nodes)); |
331 |
val (node', nodes') = Stack.dest stack'; |
|
332 |
in State (Stack.make nd' (node' :: nodes')) end |
|
333 |
| _ => State stack); |
|
5820 | 334 |
|
58892
20aa19ecf2cc
eliminated obsolete Proof.goal_message -- print outcome more directly;
wenzelm
parents:
58837
diff
changeset
|
335 |
fun provide_goal goal = map_goal I (fn (statement, using, _, before_qed, after_qed) => |
20aa19ecf2cc
eliminated obsolete Proof.goal_message -- print outcome more directly;
wenzelm
parents:
58837
diff
changeset
|
336 |
(statement, using, goal, before_qed, after_qed)) I; |
19188 | 337 |
|
58892
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wenzelm
parents:
58837
diff
changeset
|
338 |
fun using_facts using = map_goal I (fn (statement, _, goal, before_qed, after_qed) => |
20aa19ecf2cc
eliminated obsolete Proof.goal_message -- print outcome more directly;
wenzelm
parents:
58837
diff
changeset
|
339 |
(statement, using, goal, before_qed, after_qed)) I; |
17359 | 340 |
|
341 |
local |
|
342 |
fun find i state = |
|
343 |
(case try current_goal state of |
|
344 |
SOME (ctxt, goal) => (ctxt, (i, goal)) |
|
60094 | 345 |
| NONE => find (i + 1) (close_block state handle ERROR _ => error "No proof goal")); |
17359 | 346 |
in val find_goal = find 0 end; |
347 |
||
348 |
fun get_goal state = |
|
349 |
let val (ctxt, (_, {using, goal, ...})) = find_goal state |
|
350 |
in (ctxt, (using, goal)) end; |
|
5820 | 351 |
|
352 |
||
353 |
||
12423 | 354 |
(** pretty_state **) |
5820 | 355 |
|
59185 | 356 |
local |
357 |
||
15531 | 358 |
fun pretty_facts _ _ NONE = [] |
59185 | 359 |
| pretty_facts ctxt s (SOME ths) = [Proof_Display.pretty_goal_facts ctxt s ths]; |
360 |
||
361 |
fun pretty_sep prts [] = prts |
|
362 |
| pretty_sep [] prts = prts |
|
363 |
| pretty_sep prts1 prts2 = prts1 @ [Pretty.str ""] @ prts2; |
|
364 |
||
365 |
in |
|
6756 | 366 |
|
17359 | 367 |
fun pretty_state nr state = |
5820 | 368 |
let |
49011
9c68e43502ce
some support for registering forked proofs within Proof.state, using its bottom context;
wenzelm
parents:
47815
diff
changeset
|
369 |
val {context = ctxt, facts, mode, goal = _} = top state; |
42717
0bbb56867091
proper configuration options Proof_Context.debug and Proof_Context.verbose;
wenzelm
parents:
42496
diff
changeset
|
370 |
val verbose = Config.get ctxt Proof_Context.verbose; |
5820 | 371 |
|
49860 | 372 |
fun prt_goal (SOME (_, (_, |
58892
20aa19ecf2cc
eliminated obsolete Proof.goal_message -- print outcome more directly;
wenzelm
parents:
58837
diff
changeset
|
373 |
{statement = ((_, pos), _, _), using, goal, before_qed = _, after_qed = _}))) = |
59185 | 374 |
pretty_sep |
375 |
(pretty_facts ctxt "using" |
|
376 |
(if mode <> Backward orelse null using then NONE else SOME using)) |
|
377 |
([Proof_Display.pretty_goal_header goal] @ Goal_Display.pretty_goals ctxt goal) |
|
17359 | 378 |
| prt_goal NONE = []; |
6848 | 379 |
|
17359 | 380 |
val prt_ctxt = |
42717
0bbb56867091
proper configuration options Proof_Context.debug and Proof_Context.verbose;
wenzelm
parents:
42496
diff
changeset
|
381 |
if verbose orelse mode = Forward then Proof_Context.pretty_context ctxt |
42360 | 382 |
else if mode = Backward then Proof_Context.pretty_ctxt ctxt |
7575 | 383 |
else []; |
56912
293cd4dcfebc
some position markup to help locating the query context, e.g. from "Info" dockable;
wenzelm
parents:
56898
diff
changeset
|
384 |
|
293cd4dcfebc
some position markup to help locating the query context, e.g. from "Info" dockable;
wenzelm
parents:
56898
diff
changeset
|
385 |
val position_markup = Position.markup (Position.thread_data ()) Markup.position; |
17359 | 386 |
in |
56912
293cd4dcfebc
some position markup to help locating the query context, e.g. from "Info" dockable;
wenzelm
parents:
56898
diff
changeset
|
387 |
[Pretty.block |
293cd4dcfebc
some position markup to help locating the query context, e.g. from "Info" dockable;
wenzelm
parents:
56898
diff
changeset
|
388 |
[Pretty.mark_str (position_markup, "proof"), |
293cd4dcfebc
some position markup to help locating the query context, e.g. from "Info" dockable;
wenzelm
parents:
56898
diff
changeset
|
389 |
Pretty.str (" (" ^ mode_name mode ^ "): depth " ^ string_of_int (level state div 2 - 1))], |
17359 | 390 |
Pretty.str ""] @ |
391 |
(if null prt_ctxt then [] else prt_ctxt @ [Pretty.str ""]) @ |
|
42717
0bbb56867091
proper configuration options Proof_Context.debug and Proof_Context.verbose;
wenzelm
parents:
42496
diff
changeset
|
392 |
(if verbose orelse mode = Forward then |
59185 | 393 |
pretty_sep (pretty_facts ctxt "" facts) (prt_goal (try find_goal state)) |
51584 | 394 |
else if mode = Chain then pretty_facts ctxt "picking" facts |
17359 | 395 |
else prt_goal (try find_goal state)) |
396 |
end; |
|
5820 | 397 |
|
59185 | 398 |
end; |
399 |
||
5820 | 400 |
|
401 |
||
402 |
(** proof steps **) |
|
403 |
||
17359 | 404 |
(* refine via method *) |
5820 | 405 |
|
8234 | 406 |
local |
407 |
||
16146 | 408 |
fun goalN i = "goal" ^ string_of_int i; |
409 |
fun goals st = map goalN (1 upto Thm.nprems_of st); |
|
410 |
||
411 |
fun no_goal_cases st = map (rpair NONE) (goals st); |
|
412 |
||
59970 | 413 |
fun goal_cases ctxt st = |
414 |
Rule_Cases.make_common ctxt (Thm.prop_of st) (map (rpair [] o rpair []) (goals st)); |
|
16146 | 415 |
|
58007
671c607fb4af
just one context for Method.evaluate (in contrast to a989bdaf8121, but in accordance to old global situation);
wenzelm
parents:
58004
diff
changeset
|
416 |
fun apply_method text ctxt state = |
58892
20aa19ecf2cc
eliminated obsolete Proof.goal_message -- print outcome more directly;
wenzelm
parents:
58837
diff
changeset
|
417 |
#2 (#2 (find_goal state)) |> (fn {statement, using, goal, before_qed, after_qed} => |
58007
671c607fb4af
just one context for Method.evaluate (in contrast to a989bdaf8121, but in accordance to old global situation);
wenzelm
parents:
58004
diff
changeset
|
418 |
Method.evaluate text ctxt using goal |
58004 | 419 |
|> Seq.map (fn (meth_cases, goal') => |
6848 | 420 |
state |
16146 | 421 |
|> map_goal |
59970 | 422 |
(Proof_Context.update_cases false (no_goal_cases goal @ goal_cases ctxt goal') #> |
53378
07990ba8c0ea
cases: more position information and PIDE markup;
wenzelm
parents:
53192
diff
changeset
|
423 |
Proof_Context.update_cases true meth_cases) |
58892
20aa19ecf2cc
eliminated obsolete Proof.goal_message -- print outcome more directly;
wenzelm
parents:
58837
diff
changeset
|
424 |
(K (statement, using, goal', before_qed, after_qed)) I)); |
5820 | 425 |
|
8234 | 426 |
in |
427 |
||
58007
671c607fb4af
just one context for Method.evaluate (in contrast to a989bdaf8121, but in accordance to old global situation);
wenzelm
parents:
58004
diff
changeset
|
428 |
fun refine text state = apply_method text (context_of state) state; |
671c607fb4af
just one context for Method.evaluate (in contrast to a989bdaf8121, but in accordance to old global situation);
wenzelm
parents:
58004
diff
changeset
|
429 |
fun refine_end text state = apply_method text (#1 (find_goal state)) state; |
58004 | 430 |
|
431 |
fun refine_insert ths = |
|
432 |
Seq.hd o refine (Method.Basic (K (Method.insert ths))); |
|
18908 | 433 |
|
8234 | 434 |
end; |
435 |
||
5820 | 436 |
|
17359 | 437 |
(* refine via sub-proof *) |
438 |
||
46466
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
439 |
local |
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
440 |
|
54742
7a86358a3c0b
proper context for basic Simplifier operations: rewrite_rule, rewrite_goals_rule, rewrite_goals_tac etc.;
wenzelm
parents:
54567
diff
changeset
|
441 |
fun finish_tac _ 0 = K all_tac |
7a86358a3c0b
proper context for basic Simplifier operations: rewrite_rule, rewrite_goals_rule, rewrite_goals_tac etc.;
wenzelm
parents:
54567
diff
changeset
|
442 |
| finish_tac ctxt n = |
7a86358a3c0b
proper context for basic Simplifier operations: rewrite_rule, rewrite_goals_rule, rewrite_goals_tac etc.;
wenzelm
parents:
54567
diff
changeset
|
443 |
Goal.norm_hhf_tac ctxt THEN' |
30557
a28d83e903ce
goal_tac: finish marked assumptions from left to right -- corresponds better with the strategy of etac, with significant performance gains in some situations;
wenzelm
parents:
30510
diff
changeset
|
444 |
SUBGOAL (fn (goal, i) => |
a28d83e903ce
goal_tac: finish marked assumptions from left to right -- corresponds better with the strategy of etac, with significant performance gains in some situations;
wenzelm
parents:
30510
diff
changeset
|
445 |
if can Logic.unprotect (Logic.strip_assums_concl goal) then |
59498
50b60f501b05
proper context for resolve_tac, eresolve_tac, dresolve_tac, forward_tac etc.;
wenzelm
parents:
59185
diff
changeset
|
446 |
eresolve_tac ctxt [Drule.protectI] i THEN finish_tac ctxt (n - 1) i |
54742
7a86358a3c0b
proper context for basic Simplifier operations: rewrite_rule, rewrite_goals_rule, rewrite_goals_tac etc.;
wenzelm
parents:
54567
diff
changeset
|
447 |
else finish_tac ctxt (n - 1) (i + 1)); |
30557
a28d83e903ce
goal_tac: finish marked assumptions from left to right -- corresponds better with the strategy of etac, with significant performance gains in some situations;
wenzelm
parents:
30510
diff
changeset
|
448 |
|
54742
7a86358a3c0b
proper context for basic Simplifier operations: rewrite_rule, rewrite_goals_rule, rewrite_goals_tac etc.;
wenzelm
parents:
54567
diff
changeset
|
449 |
fun goal_tac ctxt rule = |
7a86358a3c0b
proper context for basic Simplifier operations: rewrite_rule, rewrite_goals_rule, rewrite_goals_tac etc.;
wenzelm
parents:
54567
diff
changeset
|
450 |
Goal.norm_hhf_tac ctxt THEN' |
59498
50b60f501b05
proper context for resolve_tac, eresolve_tac, dresolve_tac, forward_tac etc.;
wenzelm
parents:
59185
diff
changeset
|
451 |
resolve_tac ctxt [rule] THEN' |
54742
7a86358a3c0b
proper context for basic Simplifier operations: rewrite_rule, rewrite_goals_rule, rewrite_goals_tac etc.;
wenzelm
parents:
54567
diff
changeset
|
452 |
finish_tac ctxt (Thm.nprems_of rule); |
11816 | 453 |
|
46466
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
454 |
fun FINDGOAL tac st = |
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
455 |
let fun find i n = if i > n then Seq.fail else Seq.APPEND (tac i, find (i + 1) n) |
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
456 |
in find 1 (Thm.nprems_of st) st end; |
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
457 |
|
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
458 |
in |
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
459 |
|
19915 | 460 |
fun refine_goals print_rule inner raw_rules state = |
461 |
let |
|
462 |
val (outer, (_, goal)) = get_goal state; |
|
54742
7a86358a3c0b
proper context for basic Simplifier operations: rewrite_rule, rewrite_goals_rule, rewrite_goals_tac etc.;
wenzelm
parents:
54567
diff
changeset
|
463 |
fun refine rule st = (print_rule outer rule; FINDGOAL (goal_tac outer rule) st); |
19915 | 464 |
in |
465 |
raw_rules |
|
42360 | 466 |
|> Proof_Context.goal_export inner outer |
47068 | 467 |
|> (fn rules => Seq.lift provide_goal (EVERY (map refine rules) goal) state) |
19915 | 468 |
end; |
17359 | 469 |
|
46466
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
470 |
end; |
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
471 |
|
6932 | 472 |
|
49846
8fae089f5a0c
refined Proof.the_finished_goal with more informative error;
wenzelm
parents:
49748
diff
changeset
|
473 |
(* conclude goal *) |
8fae089f5a0c
refined Proof.the_finished_goal with more informative error;
wenzelm
parents:
49748
diff
changeset
|
474 |
|
28627
63663cfa297c
conclude_goal: precise goal context, include all sorts from context into statement, check shyps of result;
wenzelm
parents:
28458
diff
changeset
|
475 |
fun conclude_goal ctxt goal propss = |
5820 | 476 |
let |
42360 | 477 |
val thy = Proof_Context.theory_of ctxt; |
5820 | 478 |
|
54981 | 479 |
val _ = |
59582 | 480 |
Theory.subthy (Thm.theory_of_thm goal, thy) orelse |
481 |
error "Bad background theory of goal state"; |
|
49860 | 482 |
val _ = Thm.no_prems goal orelse error (Proof_Display.string_of_goal ctxt goal); |
20224
9c40a144ee0e
moved basic assumption operations from structure ProofContext to Assumption;
wenzelm
parents:
20208
diff
changeset
|
483 |
|
54567
cfe53047dc16
more uniform / rigid checking of Goal.prove_common vs. Proof.conclude_goal -- NB: Goal.prove_common cannot check hyps right now, e.g. due to undeclared Simplifier prems;
wenzelm
parents:
53380
diff
changeset
|
484 |
fun lost_structure () = error ("Lost goal structure:\n" ^ Display.string_of_thm ctxt goal); |
5820 | 485 |
|
54567
cfe53047dc16
more uniform / rigid checking of Goal.prove_common vs. Proof.conclude_goal -- NB: Goal.prove_common cannot check hyps right now, e.g. due to undeclared Simplifier prems;
wenzelm
parents:
53380
diff
changeset
|
486 |
val th = |
cfe53047dc16
more uniform / rigid checking of Goal.prove_common vs. Proof.conclude_goal -- NB: Goal.prove_common cannot check hyps right now, e.g. due to undeclared Simplifier prems;
wenzelm
parents:
53380
diff
changeset
|
487 |
(Goal.conclude (if length (flat propss) > 1 then Thm.norm_proof goal else goal) |
cfe53047dc16
more uniform / rigid checking of Goal.prove_common vs. Proof.conclude_goal -- NB: Goal.prove_common cannot check hyps right now, e.g. due to undeclared Simplifier prems;
wenzelm
parents:
53380
diff
changeset
|
488 |
handle THM _ => lost_structure ()) |
58950
d07464875dd4
optional proof context for unify operations, for the sake of proper local options;
wenzelm
parents:
58892
diff
changeset
|
489 |
|> Drule.flexflex_unique (SOME ctxt) |
54567
cfe53047dc16
more uniform / rigid checking of Goal.prove_common vs. Proof.conclude_goal -- NB: Goal.prove_common cannot check hyps right now, e.g. due to undeclared Simplifier prems;
wenzelm
parents:
53380
diff
changeset
|
490 |
|> Thm.check_shyps (Variable.sorts_of ctxt) |
54993
625370769fc0
check_hyps for attribute application (still inactive, due to non-compliant tools);
wenzelm
parents:
54984
diff
changeset
|
491 |
|> Thm.check_hyps (Context.Proof ctxt); |
23418 | 492 |
|
493 |
val goal_propss = filter_out null propss; |
|
494 |
val results = |
|
495 |
Conjunction.elim_balanced (length goal_propss) th |
|
496 |
|> map2 Conjunction.elim_balanced (map length goal_propss) |
|
497 |
handle THM _ => lost_structure (); |
|
58950
d07464875dd4
optional proof context for unify operations, for the sake of proper local options;
wenzelm
parents:
58892
diff
changeset
|
498 |
val _ = |
d07464875dd4
optional proof context for unify operations, for the sake of proper local options;
wenzelm
parents:
58892
diff
changeset
|
499 |
Unify.matches_list (Context.Proof ctxt) (flat goal_propss) (map Thm.prop_of (flat results)) |
d07464875dd4
optional proof context for unify operations, for the sake of proper local options;
wenzelm
parents:
58892
diff
changeset
|
500 |
orelse error ("Proved a different theorem:\n" ^ Display.string_of_thm ctxt th); |
23418 | 501 |
|
502 |
fun recover_result ([] :: pss) thss = [] :: recover_result pss thss |
|
503 |
| recover_result (_ :: pss) (ths :: thss) = ths :: recover_result pss thss |
|
504 |
| recover_result [] [] = [] |
|
505 |
| recover_result _ _ = lost_structure (); |
|
506 |
in recover_result propss results end; |
|
5820 | 507 |
|
49859
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
508 |
val finished_goal_error = "Failed to finish proof"; |
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
509 |
|
49889
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
510 |
fun finished_goal pos state = |
49859
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
511 |
let val (ctxt, (_, goal)) = get_goal state in |
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
512 |
if Thm.no_prems goal then Seq.Result state |
49889
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
513 |
else |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
514 |
Seq.Error (fn () => |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
515 |
finished_goal_error ^ Position.here pos ^ ":\n" ^ |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
516 |
Proof_Display.string_of_goal ctxt goal) |
49859
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
517 |
end; |
49846
8fae089f5a0c
refined Proof.the_finished_goal with more informative error;
wenzelm
parents:
49748
diff
changeset
|
518 |
|
5820 | 519 |
|
33288
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
520 |
(* goal views -- corresponding to methods *) |
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
521 |
|
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
522 |
fun raw_goal state = |
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
523 |
let val (ctxt, (facts, goal)) = get_goal state |
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
524 |
in {context = ctxt, facts = facts, goal = goal} end; |
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
525 |
|
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
526 |
val goal = raw_goal o refine_insert []; |
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
527 |
|
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
528 |
fun simple_goal state = |
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
529 |
let |
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
530 |
val (_, (facts, _)) = get_goal state; |
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
531 |
val (ctxt, (_, goal)) = get_goal (refine_insert facts state); |
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
532 |
in {context = ctxt, goal = goal} end; |
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
533 |
|
38721
ca8b14fa0d0d
added some proof state markup, notably number of subgoals (e.g. for indentation);
wenzelm
parents:
38333
diff
changeset
|
534 |
fun status_markup state = |
ca8b14fa0d0d
added some proof state markup, notably number of subgoals (e.g. for indentation);
wenzelm
parents:
38333
diff
changeset
|
535 |
(case try goal state of |
50201
c26369c9eda6
Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents:
49912
diff
changeset
|
536 |
SOME {goal, ...} => Markup.proof_state (Thm.nprems_of goal) |
38721
ca8b14fa0d0d
added some proof state markup, notably number of subgoals (e.g. for indentation);
wenzelm
parents:
38333
diff
changeset
|
537 |
| NONE => Markup.empty); |
ca8b14fa0d0d
added some proof state markup, notably number of subgoals (e.g. for indentation);
wenzelm
parents:
38333
diff
changeset
|
538 |
|
49866 | 539 |
fun method_error kind pos state = |
540 |
Seq.single (Proof_Display.method_error kind pos (raw_goal state)); |
|
49861 | 541 |
|
33288
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
542 |
|
5820 | 543 |
|
544 |
(*** structured proof commands ***) |
|
545 |
||
17112 | 546 |
(** context elements **) |
5820 | 547 |
|
36324 | 548 |
(* let bindings *) |
5820 | 549 |
|
16813 | 550 |
local |
551 |
||
17359 | 552 |
fun gen_bind bind args state = |
5820 | 553 |
state |
554 |
|> assert_forward |
|
36324 | 555 |
|> map_context (bind true args #> snd) |
47068 | 556 |
|> reset_facts; |
5820 | 557 |
|
16813 | 558 |
in |
559 |
||
42360 | 560 |
val let_bind = gen_bind Proof_Context.match_bind_i; |
561 |
val let_bind_cmd = gen_bind Proof_Context.match_bind; |
|
5820 | 562 |
|
16813 | 563 |
end; |
564 |
||
5820 | 565 |
|
36505
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
566 |
(* concrete syntax *) |
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
567 |
|
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
568 |
local |
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
569 |
|
36507
c966a1aab860
'write': actually observe the proof structure (like 'let' or 'fix');
wenzelm
parents:
36505
diff
changeset
|
570 |
fun gen_write prep_arg mode args = |
c966a1aab860
'write': actually observe the proof structure (like 'let' or 'fix');
wenzelm
parents:
36505
diff
changeset
|
571 |
assert_forward |
42360 | 572 |
#> map_context (fn ctxt => ctxt |> Proof_Context.notation true mode (map (prep_arg ctxt) args)) |
47068 | 573 |
#> reset_facts; |
36505
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
574 |
|
55955
e8f1bf005661
eliminated odd type constraint for read_const (see also 79c1d2bbe5a9);
wenzelm
parents:
55954
diff
changeset
|
575 |
fun read_arg ctxt (c, mx) = |
56002 | 576 |
(case Proof_Context.read_const {proper = false, strict = false} ctxt c of |
55955
e8f1bf005661
eliminated odd type constraint for read_const (see also 79c1d2bbe5a9);
wenzelm
parents:
55954
diff
changeset
|
577 |
Free (x, _) => |
e8f1bf005661
eliminated odd type constraint for read_const (see also 79c1d2bbe5a9);
wenzelm
parents:
55954
diff
changeset
|
578 |
let val T = Proof_Context.infer_type ctxt (x, Mixfix.mixfixT mx) |
e8f1bf005661
eliminated odd type constraint for read_const (see also 79c1d2bbe5a9);
wenzelm
parents:
55954
diff
changeset
|
579 |
in (Free (x, T), mx) end |
e8f1bf005661
eliminated odd type constraint for read_const (see also 79c1d2bbe5a9);
wenzelm
parents:
55954
diff
changeset
|
580 |
| t => (t, mx)); |
e8f1bf005661
eliminated odd type constraint for read_const (see also 79c1d2bbe5a9);
wenzelm
parents:
55954
diff
changeset
|
581 |
|
36505
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
582 |
in |
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
583 |
|
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
584 |
val write = gen_write (K I); |
55955
e8f1bf005661
eliminated odd type constraint for read_const (see also 79c1d2bbe5a9);
wenzelm
parents:
55954
diff
changeset
|
585 |
val write_cmd = gen_write read_arg; |
36505
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
586 |
|
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
587 |
end; |
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
588 |
|
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
589 |
|
17359 | 590 |
(* fix *) |
9196 | 591 |
|
12714 | 592 |
local |
593 |
||
30763
6976521b4263
renamed ProofContext.add_fixes_i to ProofContext.add_fixes, eliminated obsolete external version;
wenzelm
parents:
30761
diff
changeset
|
594 |
fun gen_fix prep_vars args = |
17359 | 595 |
assert_forward |
45597 | 596 |
#> map_context (fn ctxt => snd (Proof_Context.add_fixes (fst (prep_vars args ctxt)) ctxt)) |
47068 | 597 |
#> reset_facts; |
5820 | 598 |
|
16813 | 599 |
in |
600 |
||
45597 | 601 |
val fix = gen_fix Proof_Context.cert_vars; |
602 |
val fix_cmd = gen_fix Proof_Context.read_vars; |
|
5820 | 603 |
|
16813 | 604 |
end; |
605 |
||
5820 | 606 |
|
17359 | 607 |
(* assume etc. *) |
5820 | 608 |
|
16813 | 609 |
local |
610 |
||
17112 | 611 |
fun gen_assume asm prep_att exp args state = |
5820 | 612 |
state |
613 |
|> assert_forward |
|
47815 | 614 |
|> map_context_result (asm exp (Attrib.map_specs (map (prep_att (context_of state))) args)) |
17359 | 615 |
|> these_factss [] |> #2; |
6932 | 616 |
|
16813 | 617 |
in |
618 |
||
42360 | 619 |
val assm = gen_assume Proof_Context.add_assms_i (K I); |
47815 | 620 |
val assm_cmd = gen_assume Proof_Context.add_assms Attrib.attribute_cmd; |
36323
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
621 |
val assume = assm Assumption.assume_export; |
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
622 |
val assume_cmd = assm_cmd Assumption.assume_export; |
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
623 |
val presume = assm Assumption.presume_export; |
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
624 |
val presume_cmd = assm_cmd Assumption.presume_export; |
5820 | 625 |
|
16813 | 626 |
end; |
627 |
||
7271 | 628 |
|
17359 | 629 |
(* def *) |
11891 | 630 |
|
16813 | 631 |
local |
632 |
||
20913 | 633 |
fun gen_def prep_att prep_vars prep_binds args state = |
11891 | 634 |
let |
635 |
val _ = assert_forward state; |
|
20913 | 636 |
val (raw_name_atts, (raw_vars, raw_rhss)) = args |> split_list ||> split_list; |
47815 | 637 |
val name_atts = map (apsnd (map (prep_att (context_of state)))) raw_name_atts; |
11891 | 638 |
in |
20913 | 639 |
state |
640 |
|> map_context_result (prep_vars (map (fn (x, mx) => (x, NONE, mx)) raw_vars)) |
|
641 |
|>> map (fn (x, _, mx) => (x, mx)) |
|
642 |
|-> (fn vars => |
|
643 |
map_context_result (prep_binds false (map swap raw_rhss)) |
|
49748
a346daa8a1f4
clarified Local_Defs.add_def(s): refrain from hard-wiring Thm.def_binding_optional;
wenzelm
parents:
49063
diff
changeset
|
644 |
#-> (fn rhss => |
a346daa8a1f4
clarified Local_Defs.add_def(s): refrain from hard-wiring Thm.def_binding_optional;
wenzelm
parents:
49063
diff
changeset
|
645 |
let |
a346daa8a1f4
clarified Local_Defs.add_def(s): refrain from hard-wiring Thm.def_binding_optional;
wenzelm
parents:
49063
diff
changeset
|
646 |
val defs = (vars ~~ (name_atts ~~ rhss)) |> map (fn ((x, mx), ((a, atts), rhs)) => |
a346daa8a1f4
clarified Local_Defs.add_def(s): refrain from hard-wiring Thm.def_binding_optional;
wenzelm
parents:
49063
diff
changeset
|
647 |
((x, mx), ((Thm.def_binding_optional x a, atts), rhs))); |
a346daa8a1f4
clarified Local_Defs.add_def(s): refrain from hard-wiring Thm.def_binding_optional;
wenzelm
parents:
49063
diff
changeset
|
648 |
in map_context_result (Local_Defs.add_defs defs) end)) |
47068 | 649 |
|-> (set_facts o map (#2 o #2)) |
11891 | 650 |
end; |
651 |
||
16813 | 652 |
in |
653 |
||
42360 | 654 |
val def = gen_def (K I) Proof_Context.cert_vars Proof_Context.match_bind_i; |
47815 | 655 |
val def_cmd = gen_def Attrib.attribute_cmd Proof_Context.read_vars Proof_Context.match_bind; |
11891 | 656 |
|
16813 | 657 |
end; |
658 |
||
11891 | 659 |
|
8374 | 660 |
|
17112 | 661 |
(** facts **) |
5820 | 662 |
|
17359 | 663 |
(* chain *) |
5820 | 664 |
|
24011 | 665 |
fun clean_facts ctxt = |
47068 | 666 |
set_facts (filter_out Thm.is_dummy (the_facts ctxt)) ctxt; |
24011 | 667 |
|
17359 | 668 |
val chain = |
669 |
assert_forward |
|
24011 | 670 |
#> clean_facts |
17359 | 671 |
#> enter_chain; |
5820 | 672 |
|
17359 | 673 |
fun chain_facts facts = |
47068 | 674 |
set_facts facts |
17359 | 675 |
#> chain; |
5820 | 676 |
|
677 |
||
17359 | 678 |
(* note etc. *) |
17112 | 679 |
|
28965 | 680 |
fun no_binding args = map (pair (Binding.empty, [])) args; |
17112 | 681 |
|
682 |
local |
|
683 |
||
30760
0fffc66b10d7
simplified references to facts, eliminated external note_thmss;
wenzelm
parents:
30757
diff
changeset
|
684 |
fun gen_thmss more_facts opt_chain opt_result prep_atts prep_fact args state = |
17112 | 685 |
state |
686 |
|> assert_forward |
|
47815 | 687 |
|> map_context_result (fn ctxt => ctxt |> Proof_Context.note_thmss "" |
688 |
(Attrib.map_facts_refs (map (prep_atts ctxt)) (prep_fact ctxt) args)) |
|
17112 | 689 |
|> these_factss (more_facts state) |
17359 | 690 |
||> opt_chain |
691 |
|> opt_result; |
|
17112 | 692 |
|
693 |
in |
|
694 |
||
36323
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
695 |
val note_thmss = gen_thmss (K []) I #2 (K I) (K I); |
47815 | 696 |
val note_thmss_cmd = gen_thmss (K []) I #2 Attrib.attribute_cmd Proof_Context.get_fact; |
17112 | 697 |
|
36323
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
698 |
val from_thmss = gen_thmss (K []) chain #2 (K I) (K I) o no_binding; |
47815 | 699 |
val from_thmss_cmd = |
700 |
gen_thmss (K []) chain #2 Attrib.attribute_cmd Proof_Context.get_fact o no_binding; |
|
17359 | 701 |
|
36323
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
702 |
val with_thmss = gen_thmss the_facts chain #2 (K I) (K I) o no_binding; |
47815 | 703 |
val with_thmss_cmd = |
704 |
gen_thmss the_facts chain #2 Attrib.attribute_cmd Proof_Context.get_fact o no_binding; |
|
30760
0fffc66b10d7
simplified references to facts, eliminated external note_thmss;
wenzelm
parents:
30757
diff
changeset
|
705 |
|
0fffc66b10d7
simplified references to facts, eliminated external note_thmss;
wenzelm
parents:
30757
diff
changeset
|
706 |
val local_results = gen_thmss (K []) I I (K I) (K I) o map (apsnd Thm.simple_fact); |
17359 | 707 |
|
17112 | 708 |
end; |
709 |
||
710 |
||
60371 | 711 |
(* facts during goal refinement *) |
712 |
||
713 |
local |
|
714 |
||
715 |
fun gen_supply prep_att prep_fact args state = |
|
716 |
state |
|
717 |
|> assert_backward |
|
718 |
|> map_context (fn ctxt => ctxt |> Proof_Context.note_thmss "" |
|
719 |
(Attrib.map_facts_refs (map (prep_att ctxt)) (prep_fact ctxt) args) |> snd); |
|
720 |
||
721 |
in |
|
722 |
||
723 |
val supply = gen_supply (K I) (K I); |
|
724 |
val supply_cmd = gen_supply Attrib.attribute_cmd Proof_Context.get_fact; |
|
725 |
||
726 |
end; |
|
727 |
||
728 |
||
18548 | 729 |
(* using/unfolding *) |
17112 | 730 |
|
731 |
local |
|
732 |
||
45390
e29521ef9059
tuned signature -- avoid spurious Thm.mixed_attribute;
wenzelm
parents:
45327
diff
changeset
|
733 |
fun gen_using f g prep_att prep_fact args state = |
17112 | 734 |
state |
735 |
|> assert_backward |
|
21442 | 736 |
|> map_context_result |
47815 | 737 |
(fn ctxt => ctxt |> Proof_Context.note_thmss "" |
738 |
(Attrib.map_facts_refs (map (prep_att ctxt)) (prep_fact ctxt) (no_binding args))) |
|
18843 | 739 |
|> (fn (named_facts, state') => |
58892
20aa19ecf2cc
eliminated obsolete Proof.goal_message -- print outcome more directly;
wenzelm
parents:
58837
diff
changeset
|
740 |
state' |> map_goal I (fn (statement, using, goal, before_qed, after_qed) => |
18843 | 741 |
let |
742 |
val ctxt = context_of state'; |
|
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19475
diff
changeset
|
743 |
val ths = maps snd named_facts; |
58892
20aa19ecf2cc
eliminated obsolete Proof.goal_message -- print outcome more directly;
wenzelm
parents:
58837
diff
changeset
|
744 |
in (statement, f ctxt ths using, g ctxt ths goal, before_qed, after_qed) end) I); |
18548 | 745 |
|
24050 | 746 |
fun append_using _ ths using = using @ filter_out Thm.is_dummy ths; |
35624 | 747 |
fun unfold_using ctxt ths = map (Local_Defs.unfold ctxt ths); |
748 |
val unfold_goals = Local_Defs.unfold_goals; |
|
17112 | 749 |
|
750 |
in |
|
751 |
||
36323
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
752 |
val using = gen_using append_using (K (K I)) (K I) (K I); |
47815 | 753 |
val using_cmd = gen_using append_using (K (K I)) Attrib.attribute_cmd Proof_Context.get_fact; |
36323
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
754 |
val unfolding = gen_using unfold_using unfold_goals (K I) (K I); |
47815 | 755 |
val unfolding_cmd = gen_using unfold_using unfold_goals Attrib.attribute_cmd Proof_Context.get_fact; |
17112 | 756 |
|
757 |
end; |
|
758 |
||
759 |
||
760 |
(* case *) |
|
761 |
||
762 |
local |
|
763 |
||
57486
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
56933
diff
changeset
|
764 |
fun gen_invoke_case internal prep_att ((name, pos), xs, raw_atts) state = |
17112 | 765 |
let |
47815 | 766 |
val atts = map (prep_att (context_of state)) raw_atts; |
19078 | 767 |
val (asms, state') = state |> map_context_result (fn ctxt => |
57486
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
56933
diff
changeset
|
768 |
ctxt |> Proof_Context.apply_case (Proof_Context.check_case ctxt internal (name, pos) xs)); |
53380
08f3491c50bf
cases: formal binding of 'assumes', with position provided via invoke_case;
wenzelm
parents:
53378
diff
changeset
|
769 |
val assumptions = |
08f3491c50bf
cases: formal binding of 'assumes', with position provided via invoke_case;
wenzelm
parents:
53378
diff
changeset
|
770 |
asms |> map (fn (b, ts) => ((Binding.set_pos pos b, atts), map (rpair []) ts)); |
17112 | 771 |
in |
772 |
state' |
|
36323
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
773 |
|> assume assumptions |
33386 | 774 |
|> bind_terms Auto_Bind.no_facts |
53378
07990ba8c0ea
cases: more position information and PIDE markup;
wenzelm
parents:
53192
diff
changeset
|
775 |
|> `the_facts |-> (fn thms => note_thmss [((Binding.make (name, pos), []), [(thms, [])])]) |
17112 | 776 |
end; |
777 |
||
778 |
in |
|
779 |
||
57486
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
56933
diff
changeset
|
780 |
val invoke_case = gen_invoke_case true (K I); |
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
56933
diff
changeset
|
781 |
val invoke_case_cmd = gen_invoke_case false Attrib.attribute_cmd; |
17112 | 782 |
|
783 |
end; |
|
784 |
||
785 |
||
786 |
||
17359 | 787 |
(** proof structure **) |
788 |
||
789 |
(* blocks *) |
|
790 |
||
791 |
val begin_block = |
|
792 |
assert_forward |
|
793 |
#> open_block |
|
47068 | 794 |
#> reset_goal |
17359 | 795 |
#> open_block; |
796 |
||
797 |
val next_block = |
|
798 |
assert_forward |
|
799 |
#> close_block |
|
800 |
#> open_block |
|
47068 | 801 |
#> reset_goal |
802 |
#> reset_facts; |
|
17359 | 803 |
|
804 |
fun end_block state = |
|
805 |
state |
|
806 |
|> assert_forward |
|
40960 | 807 |
|> assert_bottom false |
17359 | 808 |
|> close_block |
809 |
|> assert_current_goal false |
|
810 |
|> close_block |
|
811 |
|> export_facts state; |
|
812 |
||
813 |
||
40960 | 814 |
(* global notepad *) |
815 |
||
816 |
val begin_notepad = |
|
817 |
init |
|
818 |
#> open_block |
|
819 |
#> map_context (Variable.set_body true) |
|
820 |
#> open_block; |
|
821 |
||
822 |
val end_notepad = |
|
823 |
assert_forward |
|
824 |
#> assert_bottom true |
|
825 |
#> close_block |
|
826 |
#> assert_current_goal false |
|
827 |
#> close_block |
|
828 |
#> context_of; |
|
829 |
||
830 |
||
17359 | 831 |
(* sub-proofs *) |
832 |
||
833 |
fun proof opt_text = |
|
834 |
assert_backward |
|
17859 | 835 |
#> refine (the_default Method.default_text opt_text) |
17359 | 836 |
#> Seq.map (using_facts [] #> enter_forward); |
837 |
||
49866 | 838 |
fun proof_results arg = |
839 |
Seq.APPEND (proof (Method.text arg) #> Seq.make_results, |
|
840 |
method_error "initial" (Method.position arg)); |
|
49863
b5fb6e7f8d81
more informative errors for 'proof' and 'apply' steps;
wenzelm
parents:
49861
diff
changeset
|
841 |
|
49889
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
842 |
fun end_proof bot (prev_pos, (opt_text, immed)) = |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
843 |
let |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
844 |
val (finish_text, terminal_pos, finished_pos) = |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
845 |
(case opt_text of |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
846 |
NONE => (Method.finish_text (NONE, immed), Position.none, prev_pos) |
55709
4e5a83a46ded
clarified Token.range_of in accordance to Symbol_Pos.range;
wenzelm
parents:
54993
diff
changeset
|
847 |
| SOME (text, (pos, end_pos)) => (Method.finish_text (SOME text, immed), pos, end_pos)); |
49889
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
848 |
in |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
849 |
Seq.APPEND (fn state => |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
850 |
state |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
851 |
|> assert_forward |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
852 |
|> assert_bottom bot |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
853 |
|> close_block |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
854 |
|> assert_current_goal true |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
855 |
|> using_facts [] |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
856 |
|> `before_qed |-> (refine o the_default Method.succeed_text) |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
857 |
|> Seq.maps (refine finish_text) |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
858 |
|> Seq.make_results, method_error "terminal" terminal_pos) |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
859 |
#> Seq.maps_results (Seq.single o finished_goal finished_pos) |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
860 |
end; |
17359 | 861 |
|
29383 | 862 |
fun check_result msg sq = |
863 |
(case Seq.pull sq of |
|
864 |
NONE => error msg |
|
865 |
| SOME (s, _) => s); |
|
866 |
||
17359 | 867 |
|
868 |
(* unstructured refinement *) |
|
869 |
||
49865 | 870 |
fun defer i = |
871 |
assert_no_chain #> |
|
872 |
refine (Method.Basic (fn _ => METHOD (fn _ => ASSERT_SUBGOAL defer_tac i))) #> Seq.hd; |
|
873 |
||
874 |
fun prefer i = |
|
875 |
assert_no_chain #> |
|
876 |
refine (Method.Basic (fn _ => METHOD (fn _ => ASSERT_SUBGOAL prefer_tac i))) #> Seq.hd; |
|
17359 | 877 |
|
878 |
fun apply text = assert_backward #> refine text #> Seq.map (using_facts []); |
|
49866 | 879 |
|
17359 | 880 |
fun apply_end text = assert_forward #> refine_end text; |
881 |
||
55709
4e5a83a46ded
clarified Token.range_of in accordance to Symbol_Pos.range;
wenzelm
parents:
54993
diff
changeset
|
882 |
fun apply_results (text, (pos, _)) = |
4e5a83a46ded
clarified Token.range_of in accordance to Symbol_Pos.range;
wenzelm
parents:
54993
diff
changeset
|
883 |
Seq.APPEND (apply text #> Seq.make_results, method_error "" pos); |
49866 | 884 |
|
55709
4e5a83a46ded
clarified Token.range_of in accordance to Symbol_Pos.range;
wenzelm
parents:
54993
diff
changeset
|
885 |
fun apply_end_results (text, (pos, _)) = |
4e5a83a46ded
clarified Token.range_of in accordance to Symbol_Pos.range;
wenzelm
parents:
54993
diff
changeset
|
886 |
Seq.APPEND (apply_end text #> Seq.make_results, method_error "" pos); |
49863
b5fb6e7f8d81
more informative errors for 'proof' and 'apply' steps;
wenzelm
parents:
49861
diff
changeset
|
887 |
|
17359 | 888 |
|
889 |
||
17112 | 890 |
(** goals **) |
891 |
||
17359 | 892 |
(* generic goals *) |
893 |
||
19774
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
894 |
local |
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
895 |
|
36322
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
896 |
val is_var = |
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
897 |
can (dest_TVar o Logic.dest_type o Logic.dest_term) orf |
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
898 |
can (dest_Var o Logic.dest_term); |
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
899 |
|
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
900 |
fun implicit_vars props = |
19846 | 901 |
let |
36354 | 902 |
val (var_props, _) = take_prefix is_var props; |
36322
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
903 |
val explicit_vars = fold Term.add_vars var_props []; |
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
904 |
val vars = filter_out (member (op =) explicit_vars) (fold Term.add_vars props []); |
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
905 |
in map (Logic.mk_term o Var) vars end; |
19774
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
906 |
|
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
907 |
fun refine_terms n = |
59953 | 908 |
refine (Method.Basic (fn ctxt => EMPTY_CASES o |
58002 | 909 |
K (HEADGOAL (PRECISE_CONJUNCTS n |
59498
50b60f501b05
proper context for resolve_tac, eresolve_tac, dresolve_tac, forward_tac etc.;
wenzelm
parents:
59185
diff
changeset
|
910 |
(HEADGOAL (CONJUNCTS (ALLGOALS (resolve_tac ctxt [Drule.termI])))))))) |
19774
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
911 |
#> Seq.hd; |
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
912 |
|
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
913 |
in |
17359 | 914 |
|
17859 | 915 |
fun generic_goal prepp kind before_qed after_qed raw_propp state = |
5820 | 916 |
let |
59573
d09cc83cdce9
added Proof_Context.cterm_of/ctyp_of convenience;
wenzelm
parents:
59498
diff
changeset
|
917 |
val ctxt = context_of state; |
17359 | 918 |
val chaining = can assert_chain state; |
25958 | 919 |
val pos = Position.thread_data (); |
17359 | 920 |
|
921 |
val ((propss, after_ctxt), goal_state) = |
|
5936 | 922 |
state |
923 |
|> assert_forward_or_chain |
|
924 |
|> enter_forward |
|
17359 | 925 |
|> open_block |
45327 | 926 |
|> map_context_result (prepp raw_propp); |
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19475
diff
changeset
|
927 |
val props = flat propss; |
15703 | 928 |
|
36322
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
929 |
val vars = implicit_vars props; |
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
930 |
val propss' = vars :: propss; |
23418 | 931 |
val goal_propss = filter_out null propss'; |
29346
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
932 |
val goal = |
59616 | 933 |
Logic.mk_conjunction_balanced (map Logic.mk_conjunction_balanced goal_propss) |
59621
291934bac95e
Thm.cterm_of and Thm.ctyp_of operate on local context;
wenzelm
parents:
59616
diff
changeset
|
934 |
|> Thm.cterm_of ctxt |
28627
63663cfa297c
conclude_goal: precise goal context, include all sorts from context into statement, check shyps of result;
wenzelm
parents:
28458
diff
changeset
|
935 |
|> Thm.weaken_sorts (Variable.sorts_of (context_of goal_state)); |
29346
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
936 |
val statement = ((kind, pos), propss', Thm.term_of goal); |
18124 | 937 |
val after_qed' = after_qed |>> (fn after_local => |
938 |
fn results => map_context after_ctxt #> after_local results); |
|
5820 | 939 |
in |
17359 | 940 |
goal_state |
21727 | 941 |
|> map_context (init_context #> Variable.set_body true) |
58892
20aa19ecf2cc
eliminated obsolete Proof.goal_message -- print outcome more directly;
wenzelm
parents:
58837
diff
changeset
|
942 |
|> set_goal (make_goal (statement, [], Goal.init goal, before_qed, after_qed')) |
42360 | 943 |
|> map_context (Proof_Context.auto_bind_goal props) |
21565 | 944 |
|> chaining ? (`the_facts #-> using_facts) |
47068 | 945 |
|> reset_facts |
17359 | 946 |
|> open_block |
47068 | 947 |
|> reset_goal |
5820 | 948 |
|> enter_backward |
23418 | 949 |
|> not (null vars) ? refine_terms (length goal_propss) |
32193
c314b4836031
basic method application: avoid Position.setmp_thread_data_seq, which destroys transaction context;
wenzelm
parents:
32187
diff
changeset
|
950 |
|> null props ? (refine (Method.Basic Method.assumption) #> Seq.hd) |
5820 | 951 |
end; |
952 |
||
29090
bbfac5fd8d78
global_qed: refrain from ProofContext.auto_bind_facts, to avoid
wenzelm
parents:
28981
diff
changeset
|
953 |
fun generic_qed after_ctxt state = |
12503 | 954 |
let |
36354 | 955 |
val (goal_ctxt, {statement = (_, stmt, _), goal, after_qed, ...}) = current_goal state; |
8617
33e2bd53aec3
support Hindley-Milner polymorphisms in binds and facts;
wenzelm
parents:
8582
diff
changeset
|
956 |
val outer_state = state |> close_block; |
33e2bd53aec3
support Hindley-Milner polymorphisms in binds and facts;
wenzelm
parents:
8582
diff
changeset
|
957 |
val outer_ctxt = context_of outer_state; |
33e2bd53aec3
support Hindley-Milner polymorphisms in binds and facts;
wenzelm
parents:
8582
diff
changeset
|
958 |
|
18503
841137f20307
goal/qed: proper treatment of two levels of conjunctions;
wenzelm
parents:
18475
diff
changeset
|
959 |
val props = |
19774
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
960 |
flat (tl stmt) |
19915 | 961 |
|> Variable.exportT_terms goal_ctxt outer_ctxt; |
17359 | 962 |
val results = |
28627
63663cfa297c
conclude_goal: precise goal context, include all sorts from context into statement, check shyps of result;
wenzelm
parents:
28458
diff
changeset
|
963 |
tl (conclude_goal goal_ctxt goal stmt) |
42360 | 964 |
|> burrow (Proof_Context.export goal_ctxt outer_ctxt); |
17359 | 965 |
in |
966 |
outer_state |
|
29090
bbfac5fd8d78
global_qed: refrain from ProofContext.auto_bind_facts, to avoid
wenzelm
parents:
28981
diff
changeset
|
967 |
|> map_context (after_ctxt props) |
34239
e18b0f7b9902
after_qed: refrain from Position.setmp_thread_data, which causes duplication of results with several independent proof attempts;
wenzelm
parents:
33389
diff
changeset
|
968 |
|> pair (after_qed, results) |
17359 | 969 |
end; |
970 |
||
19774
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
971 |
end; |
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
972 |
|
9469 | 973 |
|
17359 | 974 |
(* local goals *) |
975 |
||
17859 | 976 |
fun local_goal print_results prep_att prepp kind before_qed after_qed stmt state = |
17359 | 977 |
let |
21362
3a2ab1dce297
simplified Proof.theorem(_i) interface -- removed target support;
wenzelm
parents:
21274
diff
changeset
|
978 |
val ((names, attss), propp) = |
47815 | 979 |
Attrib.map_specs (map (prep_att (context_of state))) stmt |> split_list |>> split_list; |
17359 | 980 |
|
18124 | 981 |
fun after_qed' results = |
18808 | 982 |
local_results ((names ~~ attss) ~~ results) |
17359 | 983 |
#-> (fn res => tap (fn st => print_results (context_of st) ((kind, ""), res) : unit)) |
18124 | 984 |
#> after_qed results; |
5820 | 985 |
in |
17359 | 986 |
state |
21362
3a2ab1dce297
simplified Proof.theorem(_i) interface -- removed target support;
wenzelm
parents:
21274
diff
changeset
|
987 |
|> generic_goal prepp kind before_qed (after_qed', K I) propp |
19900
21a99d88d925
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19862
diff
changeset
|
988 |
|> tap (Variable.warn_extra_tfrees (context_of state) o context_of) |
5820 | 989 |
end; |
990 |
||
49866 | 991 |
fun local_qeds arg = |
992 |
end_proof false arg |
|
49859
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
993 |
#> Seq.map_result (generic_qed Proof_Context.auto_bind_facts #-> |
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
994 |
(fn ((after_qed, _), results) => after_qed results)); |
5820 | 995 |
|
49889
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
996 |
fun local_qed arg = |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
997 |
local_qeds (Position.none, arg) #> Seq.the_result finished_goal_error; |
29383 | 998 |
|
5820 | 999 |
|
17359 | 1000 |
(* global goals *) |
1001 |
||
45327 | 1002 |
fun prepp_auto_fixes prepp args = |
1003 |
prepp args #> |
|
1004 |
(fn ((propss, a), ctxt) => ((propss, a), (fold o fold) Variable.auto_fixes propss ctxt)); |
|
1005 |
||
1006 |
fun global_goal prepp before_qed after_qed propp = |
|
1007 |
init #> |
|
1008 |
generic_goal (prepp_auto_fixes prepp) "" before_qed (K I, after_qed) propp; |
|
17359 | 1009 |
|
42360 | 1010 |
val theorem = global_goal Proof_Context.bind_propp_schematic_i; |
1011 |
val theorem_cmd = global_goal Proof_Context.bind_propp_schematic; |
|
12065 | 1012 |
|
49866 | 1013 |
fun global_qeds arg = |
1014 |
end_proof true arg |
|
49859
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
1015 |
#> Seq.map_result (generic_qed (K I) #> (fn (((_, after_qed), results), state) => |
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
1016 |
after_qed results (context_of state))); |
17112 | 1017 |
|
49889
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
1018 |
fun global_qed arg = |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
1019 |
global_qeds (Position.none, arg) #> Seq.the_result finished_goal_error; |
12959 | 1020 |
|
5820 | 1021 |
|
49907 | 1022 |
(* terminal proof steps *) |
17112 | 1023 |
|
49890
89eff795f757
skipped proofs appear as "bad" without counting as error;
wenzelm
parents:
49889
diff
changeset
|
1024 |
local |
89eff795f757
skipped proofs appear as "bad" without counting as error;
wenzelm
parents:
49889
diff
changeset
|
1025 |
|
49846
8fae089f5a0c
refined Proof.the_finished_goal with more informative error;
wenzelm
parents:
49748
diff
changeset
|
1026 |
fun terminal_proof qeds initial terminal = |
49889
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
1027 |
proof_results (SOME initial) #> Seq.maps_results (qeds (#2 (#2 initial), terminal)) |
49863
b5fb6e7f8d81
more informative errors for 'proof' and 'apply' steps;
wenzelm
parents:
49861
diff
changeset
|
1028 |
#> Seq.the_result ""; |
49848
f222a054342e
more informative error of initial/terminal proof steps;
wenzelm
parents:
49847
diff
changeset
|
1029 |
|
49890
89eff795f757
skipped proofs appear as "bad" without counting as error;
wenzelm
parents:
49889
diff
changeset
|
1030 |
in |
89eff795f757
skipped proofs appear as "bad" without counting as error;
wenzelm
parents:
49889
diff
changeset
|
1031 |
|
29383 | 1032 |
fun local_terminal_proof (text, opt_text) = terminal_proof local_qeds text (opt_text, true); |
49889
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
1033 |
val local_default_proof = local_terminal_proof ((Method.default_text, Position.no_range), NONE); |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
1034 |
val local_immediate_proof = local_terminal_proof ((Method.this_text, Position.no_range), NONE); |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
1035 |
val local_done_proof = terminal_proof local_qeds (Method.done_text, Position.no_range) (NONE, false); |
17112 | 1036 |
|
29383 | 1037 |
fun global_terminal_proof (text, opt_text) = terminal_proof global_qeds text (opt_text, true); |
49889
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
1038 |
val global_default_proof = global_terminal_proof ((Method.default_text, Position.no_range), NONE); |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
1039 |
val global_immediate_proof = global_terminal_proof ((Method.this_text, Position.no_range), NONE); |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
1040 |
val global_done_proof = terminal_proof global_qeds (Method.done_text, Position.no_range) (NONE, false); |
5820 | 1041 |
|
49890
89eff795f757
skipped proofs appear as "bad" without counting as error;
wenzelm
parents:
49889
diff
changeset
|
1042 |
end; |
89eff795f757
skipped proofs appear as "bad" without counting as error;
wenzelm
parents:
49889
diff
changeset
|
1043 |
|
6896 | 1044 |
|
49907 | 1045 |
(* skip proofs *) |
1046 |
||
1047 |
fun local_skip_proof int state = |
|
1048 |
local_terminal_proof ((Method.sorry_text int, Position.no_range), NONE) state before |
|
51551 | 1049 |
Skip_Proof.report (context_of state); |
49907 | 1050 |
|
1051 |
fun global_skip_proof int state = |
|
1052 |
global_terminal_proof ((Method.sorry_text int, Position.no_range), NONE) state before |
|
51551 | 1053 |
Skip_Proof.report (context_of state); |
49907 | 1054 |
|
1055 |
||
17359 | 1056 |
(* common goal statements *) |
1057 |
||
1058 |
local |
|
1059 |
||
17859 | 1060 |
fun gen_have prep_att prepp before_qed after_qed stmt int = |
56932
11a4001b06c6
more position markup to help locating the query context, e.g. from "Info" dockable;
wenzelm
parents:
56912
diff
changeset
|
1061 |
local_goal (Proof_Display.print_results int (Position.thread_data ())) |
46728
85f8e3932712
display proof results as "state", to suppress odd squiggles in the Prover IDE (see also 9240be8c8c69);
wenzelm
parents:
46466
diff
changeset
|
1062 |
prep_att prepp "have" before_qed after_qed stmt; |
6896 | 1063 |
|
17859 | 1064 |
fun gen_show prep_att prepp before_qed after_qed stmt int state = |
17359 | 1065 |
let |
32738 | 1066 |
val testing = Unsynchronized.ref false; |
1067 |
val rule = Unsynchronized.ref (NONE: thm option); |
|
17359 | 1068 |
fun fail_msg ctxt = |
50315
cf9002ac1018
recovered error to finish proof (e.g. bad obtain export) from 223f18cfbb32;
wenzelm
parents:
50201
diff
changeset
|
1069 |
"Local statement fails to refine any pending goal" :: |
33389 | 1070 |
(case ! rule of NONE => [] | SOME th => [Proof_Display.string_of_rule ctxt "Failed" th]) |
17359 | 1071 |
|> cat_lines; |
6896 | 1072 |
|
56932
11a4001b06c6
more position markup to help locating the query context, e.g. from "Info" dockable;
wenzelm
parents:
56912
diff
changeset
|
1073 |
val pos = Position.thread_data (); |
17359 | 1074 |
fun print_results ctxt res = |
46728
85f8e3932712
display proof results as "state", to suppress odd squiggles in the Prover IDE (see also 9240be8c8c69);
wenzelm
parents:
46466
diff
changeset
|
1075 |
if ! testing then () |
56932
11a4001b06c6
more position markup to help locating the query context, e.g. from "Info" dockable;
wenzelm
parents:
56912
diff
changeset
|
1076 |
else Proof_Display.print_results int pos ctxt res; |
17359 | 1077 |
fun print_rule ctxt th = |
1078 |
if ! testing then rule := SOME th |
|
41181
9240be8c8c69
show: display goal refinement rule as "state", to avoid odd Output.urgent_message and make its association with the goal more explicit;
wenzelm
parents:
40960
diff
changeset
|
1079 |
else if int then |
56933 | 1080 |
Proof_Display.string_of_rule ctxt "Successful" th |
1081 |
|> Markup.markup Markup.text_fold |
|
59184
830bb7ddb3ab
explicit message channels for "state", "information";
wenzelm
parents:
59150
diff
changeset
|
1082 |
|> Output.state |
17359 | 1083 |
else (); |
1084 |
val test_proof = |
|
50315
cf9002ac1018
recovered error to finish proof (e.g. bad obtain export) from 223f18cfbb32;
wenzelm
parents:
50201
diff
changeset
|
1085 |
local_skip_proof true |
39616
8052101883c3
renamed setmp_noncritical to Unsynchronized.setmp to emphasize its meaning;
wenzelm
parents:
39232
diff
changeset
|
1086 |
|> Unsynchronized.setmp testing true |
42042 | 1087 |
|> Exn.interruptible_capture; |
6896 | 1088 |
|
18124 | 1089 |
fun after_qed' results = |
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19475
diff
changeset
|
1090 |
refine_goals print_rule (context_of state) (flat results) |
29383 | 1091 |
#> check_result "Failed to refine any pending goal" |
1092 |
#> after_qed results; |
|
17359 | 1093 |
in |
1094 |
state |
|
17859 | 1095 |
|> local_goal print_results prep_att prepp "show" before_qed after_qed' stmt |
21565 | 1096 |
|> int ? (fn goal_state => |
49907 | 1097 |
(case test_proof (map_context (Context_Position.set_visible false) goal_state) of |
50315
cf9002ac1018
recovered error to finish proof (e.g. bad obtain export) from 223f18cfbb32;
wenzelm
parents:
50201
diff
changeset
|
1098 |
Exn.Res _ => goal_state |
42042 | 1099 |
| Exn.Exn exn => raise Exn.EXCEPTIONS ([exn, ERROR (fail_msg (context_of goal_state))]))) |
17359 | 1100 |
end; |
1101 |
||
1102 |
in |
|
1103 |
||
42360 | 1104 |
val have = gen_have (K I) Proof_Context.bind_propp_i; |
47815 | 1105 |
val have_cmd = gen_have Attrib.attribute_cmd Proof_Context.bind_propp; |
42360 | 1106 |
val show = gen_show (K I) Proof_Context.bind_propp_i; |
47815 | 1107 |
val show_cmd = gen_show Attrib.attribute_cmd Proof_Context.bind_propp; |
6896 | 1108 |
|
5820 | 1109 |
end; |
17359 | 1110 |
|
28410 | 1111 |
|
29385
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1112 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1113 |
(** future proofs **) |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1114 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1115 |
(* relevant proof states *) |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1116 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1117 |
fun schematic_goal state = |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1118 |
let val (_, (_, {statement = (_, _, prop), ...})) = find_goal state |
51553
63327f679cff
more ambitious Goal.skip_proofs: covers Goal.prove forms as well, and do not insist in quick_and_dirty (for the sake of Isabelle/jEdit);
wenzelm
parents:
51551
diff
changeset
|
1119 |
in Goal.is_schematic prop end; |
29385
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1120 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1121 |
fun is_relevant state = |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1122 |
(case try find_goal state of |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1123 |
NONE => true |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1124 |
| SOME (_, (_, {statement = (_, _, prop), goal, ...})) => |
51553
63327f679cff
more ambitious Goal.skip_proofs: covers Goal.prove forms as well, and do not insist in quick_and_dirty (for the sake of Isabelle/jEdit);
wenzelm
parents:
51551
diff
changeset
|
1125 |
Goal.is_schematic prop orelse not (Logic.protect prop aconv Thm.concl_of goal)); |
29385
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1126 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1127 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1128 |
(* full proofs *) |
28410 | 1129 |
|
29346
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1130 |
local |
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1131 |
|
49912
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1132 |
structure Result = Proof_Data |
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1133 |
( |
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1134 |
type T = thm option; |
59150 | 1135 |
fun init _ = NONE; |
49912
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1136 |
); |
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1137 |
|
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1138 |
fun the_result ctxt = |
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1139 |
(case Result.get ctxt of |
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1140 |
NONE => error "No result of forked proof" |
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1141 |
| SOME th => th); |
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1142 |
|
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1143 |
val set_result = Result.put o SOME; |
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1144 |
val reset_result = Result.put NONE; |
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1145 |
|
51318 | 1146 |
in |
1147 |
||
1148 |
fun future_proof fork_proof state = |
|
28410 | 1149 |
let |
29381
45d77aeb1608
future_terminal_proof: no fork for interactive mode, assert_backward;
wenzelm
parents:
29364
diff
changeset
|
1150 |
val _ = assert_backward state; |
28410 | 1151 |
val (goal_ctxt, (_, goal)) = find_goal state; |
58892
20aa19ecf2cc
eliminated obsolete Proof.goal_message -- print outcome more directly;
wenzelm
parents:
58837
diff
changeset
|
1152 |
val {statement as (kind, _, prop), using, goal, before_qed, after_qed} = goal; |
47431
d9dd4a9f18fc
more precise declaration of goal_tfrees in forked proof state;
wenzelm
parents:
47416
diff
changeset
|
1153 |
val goal_tfrees = |
d9dd4a9f18fc
more precise declaration of goal_tfrees in forked proof state;
wenzelm
parents:
47416
diff
changeset
|
1154 |
fold Term.add_tfrees |
d9dd4a9f18fc
more precise declaration of goal_tfrees in forked proof state;
wenzelm
parents:
47416
diff
changeset
|
1155 |
(prop :: map Thm.term_of (Assumption.all_assms_of goal_ctxt)) []; |
28410 | 1156 |
|
29383 | 1157 |
val _ = is_relevant state andalso error "Cannot fork relevant proof"; |
1158 |
||
29346
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1159 |
val prop' = Logic.protect prop; |
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1160 |
val statement' = (kind, [[], [prop']], prop'); |
52456 | 1161 |
val goal' = Thm.adjust_maxidx_thm (Thm.maxidx_of goal) (Goal.protect (Thm.nprems_of goal) goal); |
49912
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1162 |
val after_qed' = (fn [[th]] => map_context (set_result th), fn [[th]] => set_result th); |
28410 | 1163 |
|
28973
c549650d1442
future proofs: pass actual futures to facilitate composite computations;
wenzelm
parents:
28627
diff
changeset
|
1164 |
val result_ctxt = |
c549650d1442
future proofs: pass actual futures to facilitate composite computations;
wenzelm
parents:
28627
diff
changeset
|
1165 |
state |
49912
c6307ee2665d
more robust future_proof result with specific error message (e.g. relevant for incomplete proof of non-registered theorem);
wenzelm
parents:
49909
diff
changeset
|
1166 |
|> map_context reset_result |
58892
20aa19ecf2cc
eliminated obsolete Proof.goal_message -- print outcome more directly;
wenzelm
parents:
58837
diff
changeset
|
1167 |
|> map_goal I (K (statement', using, goal', before_qed, after_qed')) |
47431
d9dd4a9f18fc
more precise declaration of goal_tfrees in forked proof state;
wenzelm
parents:
47416
diff
changeset
|
1168 |
(fold (Variable.declare_typ o TFree) goal_tfrees) |
29346
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1169 |
|> fork_proof; |
28973
c549650d1442
future proofs: pass actual futures to facilitate composite computations;
wenzelm
parents:
28627
diff
changeset
|
1170 |
|
51318 | 1171 |
val future_thm = Future.map (the_result o snd) result_ctxt; |
32062
457f5bcd3d76
Proof.future_proof: declare all assumptions as well;
wenzelm
parents:
32061
diff
changeset
|
1172 |
val finished_goal = Goal.future_result goal_ctxt future_thm prop'; |
28973
c549650d1442
future proofs: pass actual futures to facilitate composite computations;
wenzelm
parents:
28627
diff
changeset
|
1173 |
val state' = |
c549650d1442
future proofs: pass actual futures to facilitate composite computations;
wenzelm
parents:
28627
diff
changeset
|
1174 |
state |
58892
20aa19ecf2cc
eliminated obsolete Proof.goal_message -- print outcome more directly;
wenzelm
parents:
58837
diff
changeset
|
1175 |
|> map_goal I (K (statement, using, finished_goal, NONE, after_qed)) I; |
51318 | 1176 |
in (Future.map fst result_ctxt, state') end; |
29385
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1177 |
|
17359 | 1178 |
end; |
29346
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1179 |
|
29385
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1180 |
|
51662
3391a493f39a
just one timing protocol function, with 3 implementations: TTY/PG, PIDE/document, build;
wenzelm
parents:
51606
diff
changeset
|
1181 |
(* terminal proofs *) (* FIXME avoid toplevel imitation -- include in PIDE/document *) |
29385
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1182 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1183 |
local |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1184 |
|
51605
eca8acb42e4a
more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents:
51584
diff
changeset
|
1185 |
fun future_terminal_proof proof1 proof2 done int state = |
53189
ee8b8dafef0e
discontinued parallel_subproofs_saturation and related internal counters (superseded by parallel_subproofs_threshold and timing information);
wenzelm
parents:
52732
diff
changeset
|
1186 |
if Goal.future_enabled 3 andalso not (is_relevant state) then |
51318 | 1187 |
state |> future_proof (fn state' => |
51662
3391a493f39a
just one timing protocol function, with 3 implementations: TTY/PG, PIDE/document, build;
wenzelm
parents:
51606
diff
changeset
|
1188 |
let |
3391a493f39a
just one timing protocol function, with 3 implementations: TTY/PG, PIDE/document, build;
wenzelm
parents:
51606
diff
changeset
|
1189 |
val pos = Position.thread_data (); |
3391a493f39a
just one timing protocol function, with 3 implementations: TTY/PG, PIDE/document, build;
wenzelm
parents:
51606
diff
changeset
|
1190 |
val props = Markup.command_timing :: (Markup.nameN, "by") :: Position.properties_of pos; |
3391a493f39a
just one timing protocol function, with 3 implementations: TTY/PG, PIDE/document, build;
wenzelm
parents:
51606
diff
changeset
|
1191 |
in |
53192 | 1192 |
Execution.fork {name = "Proof.future_terminal_proof", pos = pos, pri = ~1} |
51662
3391a493f39a
just one timing protocol function, with 3 implementations: TTY/PG, PIDE/document, build;
wenzelm
parents:
51606
diff
changeset
|
1193 |
(fn () => ((), Timing.protocol props proof2 state')) |
3391a493f39a
just one timing protocol function, with 3 implementations: TTY/PG, PIDE/document, build;
wenzelm
parents:
51606
diff
changeset
|
1194 |
end) |> snd |> done |
51318 | 1195 |
else proof1 state; |
29385
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1196 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1197 |
in |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1198 |
|
51318 | 1199 |
fun local_future_terminal_proof meths = |
51605
eca8acb42e4a
more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents:
51584
diff
changeset
|
1200 |
future_terminal_proof |
51318 | 1201 |
(local_terminal_proof meths) |
1202 |
(local_terminal_proof meths #> context_of) local_done_proof; |
|
29385
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1203 |
|
51318 | 1204 |
fun global_future_terminal_proof meths = |
51605
eca8acb42e4a
more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents:
51584
diff
changeset
|
1205 |
future_terminal_proof |
51318 | 1206 |
(global_terminal_proof meths) |
1207 |
(global_terminal_proof meths) global_done_proof; |
|
29350 | 1208 |
|
29346
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1209 |
end; |
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1210 |
|
29385
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1211 |
end; |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1212 |