author | wenzelm |
Sun, 02 Nov 2014 17:36:52 +0100 | |
changeset 58884 | be4d203d35b3 |
parent 58837 | e84d900cd287 |
child 58892 | 20aa19ecf2cc |
permissions | -rw-r--r-- |
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(* 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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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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'oops' requires proper goal statement -- exclude 'notepad' to avoid disrupting begin/end structure;
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val has_bottom_goal: state -> bool |
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val goal_message: (unit -> Pretty.T) -> state -> state |
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val pretty_goal_messages: state -> Pretty.T list |
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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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ProofContext.read_const: allow for type constraint (for fixed variable);
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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 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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simplified Proof.theorem(_i) interface -- removed target support;
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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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messages: (unit -> Pretty.T) list, (*persistent messages (hints etc.)*) |
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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, messages, using, goal, before_qed, after_qed) = |
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Goal {statement = statement, messages = messages, 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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val context_of = #context o top; |
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val theory_of = Proof_Context.theory_of o context_of; |
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fun map_node_context f = |
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map_node (fn (ctxt, facts, mode, goal) => (f ctxt, facts, mode, goal)); |
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211 |
|
17359 | 212 |
fun map_context f = |
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213 |
map_top (fn (ctxt, facts, mode, goal) => (f ctxt, facts, mode, goal)); |
5820 | 214 |
|
17359 | 215 |
fun map_context_result f state = |
17859 | 216 |
f (context_of state) ||> (fn ctxt => map_context (K ctxt) state); |
5820 | 217 |
|
28278 | 218 |
fun map_contexts f = map_all (fn (ctxt, facts, mode, goal) => (f ctxt, facts, mode, goal)); |
219 |
||
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220 |
fun propagate_ml_env state = map_contexts |
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221 |
(Context.proof_map (ML_Env.inherit (Context.Proof (context_of state)))) state; |
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|
222 |
|
42360 | 223 |
val bind_terms = map_context o Proof_Context.bind_terms; |
224 |
val put_thms = map_context oo Proof_Context.put_thms; |
|
5820 | 225 |
|
226 |
||
227 |
(* facts *) |
|
228 |
||
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229 |
val get_facts = #facts o top; |
17359 | 230 |
|
231 |
fun the_facts state = |
|
232 |
(case get_facts state of SOME facts => facts |
|
18678 | 233 |
| NONE => error "No current facts available"); |
5820 | 234 |
|
9469 | 235 |
fun the_fact state = |
17359 | 236 |
(case the_facts state of [thm] => thm |
18678 | 237 |
| _ => error "Single theorem expected"); |
7605 | 238 |
|
17359 | 239 |
fun put_facts facts = |
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240 |
map_top (fn (ctxt, _, mode, goal) => (ctxt, facts, mode, goal)) #> |
33386 | 241 |
put_thms true (Auto_Bind.thisN, facts); |
5820 | 242 |
|
47068 | 243 |
val set_facts = put_facts o SOME; |
244 |
val reset_facts = put_facts NONE; |
|
245 |
||
17359 | 246 |
fun these_factss more_facts (named_factss, state) = |
47068 | 247 |
(named_factss, state |> set_facts (maps snd named_factss @ more_facts)); |
5820 | 248 |
|
17359 | 249 |
fun export_facts inner outer = |
250 |
(case get_facts inner of |
|
47068 | 251 |
NONE => reset_facts outer |
17359 | 252 |
| SOME thms => |
253 |
thms |
|
42360 | 254 |
|> Proof_Context.export (context_of inner) (context_of outer) |
47068 | 255 |
|> (fn ths => set_facts ths outer)); |
5820 | 256 |
|
257 |
||
258 |
(* mode *) |
|
259 |
||
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val get_mode = #mode o top; |
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261 |
fun put_mode mode = map_top (fn (ctxt, facts, _, goal) => (ctxt, facts, mode, goal)); |
5820 | 262 |
|
17359 | 263 |
val mode_name = (fn Forward => "state" | Chain => "chain" | Backward => "prove"); |
5820 | 264 |
|
265 |
fun assert_mode pred state = |
|
266 |
let val mode = get_mode state in |
|
267 |
if pred mode then state |
|
18678 | 268 |
else error ("Illegal application of proof command in " ^ quote (mode_name mode) ^ " mode") |
5820 | 269 |
end; |
270 |
||
19308 | 271 |
val assert_forward = assert_mode (fn mode => mode = Forward); |
272 |
val assert_chain = assert_mode (fn mode => mode = Chain); |
|
273 |
val assert_forward_or_chain = assert_mode (fn mode => mode = Forward orelse mode = Chain); |
|
274 |
val assert_backward = assert_mode (fn mode => mode = Backward); |
|
275 |
val assert_no_chain = assert_mode (fn mode => mode <> Chain); |
|
5820 | 276 |
|
17359 | 277 |
val enter_forward = put_mode Forward; |
278 |
val enter_chain = put_mode Chain; |
|
279 |
val enter_backward = put_mode Backward; |
|
5820 | 280 |
|
17359 | 281 |
|
282 |
(* current goal *) |
|
283 |
||
284 |
fun current_goal state = |
|
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285 |
(case top state of |
17359 | 286 |
{context, goal = SOME (Goal goal), ...} => (context, goal) |
47065 | 287 |
| _ => error "No current goal"); |
5820 | 288 |
|
17359 | 289 |
fun assert_current_goal g state = |
290 |
let val g' = can current_goal state in |
|
47065 | 291 |
if g andalso not g' then error "No goal in this block" |
292 |
else if not g andalso g' then error "Goal present in this block" |
|
17359 | 293 |
else state |
294 |
end; |
|
6776 | 295 |
|
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296 |
fun put_goal goal = map_top (fn (ctxt, using, mode, _) => (ctxt, using, mode, goal)); |
17359 | 297 |
|
47068 | 298 |
val set_goal = put_goal o SOME; |
299 |
val reset_goal = put_goal NONE; |
|
300 |
||
17859 | 301 |
val before_qed = #before_qed o #2 o current_goal; |
302 |
||
17359 | 303 |
|
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|
304 |
(* bottom goal *) |
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|
305 |
|
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|
306 |
fun has_bottom_goal (State stack) = |
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|
307 |
let |
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|
308 |
fun bottom [Node {goal = SOME _, ...}, Node {goal = NONE, ...}] = true |
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|
309 |
| bottom [Node {goal, ...}] = is_some goal |
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|
310 |
| bottom [] = false |
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|
311 |
| bottom (_ :: rest) = bottom rest; |
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|
312 |
in bottom (op :: (Stack.dest stack)) end; |
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changeset
|
313 |
|
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|
314 |
|
17359 | 315 |
(* nested goal *) |
5820 | 316 |
|
58797 | 317 |
fun map_goal f g h (State stack) = |
318 |
(case Stack.dest stack of |
|
319 |
(Node {context, facts, mode, goal = SOME goal}, node :: nodes) => |
|
17359 | 320 |
let |
24543 | 321 |
val Goal {statement, messages, using, goal, before_qed, after_qed} = goal; |
322 |
val goal' = make_goal (g (statement, messages, using, goal, before_qed, after_qed)); |
|
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|
323 |
val node' = map_node_context h node; |
58797 | 324 |
val stack' = Stack.make (make_node (f context, facts, mode, SOME goal')) (node' :: nodes); |
325 |
in State stack' end |
|
326 |
| (nd, node :: nodes) => |
|
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changeset
|
327 |
let |
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changeset
|
328 |
val nd' = map_node_context f nd; |
58797 | 329 |
val State stack' = map_goal f g h (State (Stack.make node nodes)); |
330 |
val (node', nodes') = Stack.dest stack'; |
|
331 |
in State (Stack.make nd' (node' :: nodes')) end |
|
332 |
| _ => State stack); |
|
5820 | 333 |
|
47068 | 334 |
fun provide_goal goal = map_goal I (fn (statement, _, using, _, before_qed, after_qed) => |
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changeset
|
335 |
(statement, [], using, goal, before_qed, after_qed)) I; |
19188 | 336 |
|
24543 | 337 |
fun goal_message msg = map_goal I (fn (statement, messages, using, goal, before_qed, after_qed) => |
47431
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changeset
|
338 |
(statement, msg :: messages, using, goal, before_qed, after_qed)) I; |
24543 | 339 |
|
24556 | 340 |
fun using_facts using = map_goal I (fn (statement, _, _, goal, before_qed, after_qed) => |
47431
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changeset
|
341 |
(statement, [], using, goal, before_qed, after_qed)) I; |
17359 | 342 |
|
343 |
local |
|
344 |
fun find i state = |
|
345 |
(case try current_goal state of |
|
346 |
SOME (ctxt, goal) => (ctxt, (i, goal)) |
|
18678 | 347 |
| NONE => find (i + 1) (close_block state handle ERROR _ => error "No goal present")); |
17359 | 348 |
in val find_goal = find 0 end; |
349 |
||
350 |
fun get_goal state = |
|
351 |
let val (ctxt, (_, {using, goal, ...})) = find_goal state |
|
352 |
in (ctxt, (using, goal)) end; |
|
5820 | 353 |
|
354 |
||
355 |
||
12423 | 356 |
(** pretty_state **) |
5820 | 357 |
|
52641
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changeset
|
358 |
fun pretty_goal_messages state = |
c56b6fa636e8
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diff
changeset
|
359 |
(case try find_goal state of |
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changeset
|
360 |
SOME (_, (_, {messages, ...})) => map (fn msg => msg ()) (rev messages) |
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changeset
|
361 |
| NONE => []); |
c56b6fa636e8
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diff
changeset
|
362 |
|
15531 | 363 |
fun pretty_facts _ _ NONE = [] |
51584 | 364 |
| pretty_facts ctxt s (SOME ths) = [Proof_Display.pretty_goal_facts ctxt s ths, Pretty.str ""]; |
6756 | 365 |
|
17359 | 366 |
fun pretty_state nr state = |
5820 | 367 |
let |
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diff
changeset
|
368 |
val {context = ctxt, facts, mode, goal = _} = top state; |
42717
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changeset
|
369 |
val verbose = Config.get ctxt Proof_Context.verbose; |
5820 | 370 |
|
49860 | 371 |
fun prt_goal (SOME (_, (_, |
29416 | 372 |
{statement = ((_, pos), _, _), messages, using, goal, before_qed = _, after_qed = _}))) = |
51584 | 373 |
pretty_facts ctxt "using" |
17359 | 374 |
(if mode <> Backward orelse null using then NONE else SOME using) @ |
49860 | 375 |
[Proof_Display.pretty_goal_header goal] @ Goal_Display.pretty_goals ctxt goal @ |
25958 | 376 |
(map (fn msg => Position.setmp_thread_data pos msg ()) (rev messages)) |
17359 | 377 |
| prt_goal NONE = []; |
6848 | 378 |
|
17359 | 379 |
val prt_ctxt = |
42717
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proper configuration options Proof_Context.debug and Proof_Context.verbose;
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diff
changeset
|
380 |
if verbose orelse mode = Forward then Proof_Context.pretty_context ctxt |
42360 | 381 |
else if mode = Backward then Proof_Context.pretty_ctxt ctxt |
7575 | 382 |
else []; |
56912
293cd4dcfebc
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wenzelm
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diff
changeset
|
383 |
|
293cd4dcfebc
some position markup to help locating the query context, e.g. from "Info" dockable;
wenzelm
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diff
changeset
|
384 |
val position_markup = Position.markup (Position.thread_data ()) Markup.position; |
17359 | 385 |
in |
56912
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some position markup to help locating the query context, e.g. from "Info" dockable;
wenzelm
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diff
changeset
|
386 |
[Pretty.block |
293cd4dcfebc
some position markup to help locating the query context, e.g. from "Info" dockable;
wenzelm
parents:
56898
diff
changeset
|
387 |
[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
|
388 |
Pretty.str (" (" ^ mode_name mode ^ "): depth " ^ string_of_int (level state div 2 - 1))], |
17359 | 389 |
Pretty.str ""] @ |
390 |
(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
|
391 |
(if verbose orelse mode = Forward then |
51584 | 392 |
pretty_facts ctxt "" facts @ prt_goal (try find_goal state) |
393 |
else if mode = Chain then pretty_facts ctxt "picking" facts |
|
17359 | 394 |
else prt_goal (try find_goal state)) |
395 |
end; |
|
5820 | 396 |
|
397 |
||
398 |
||
399 |
(** proof steps **) |
|
400 |
||
17359 | 401 |
(* refine via method *) |
5820 | 402 |
|
8234 | 403 |
local |
404 |
||
16146 | 405 |
fun goalN i = "goal" ^ string_of_int i; |
406 |
fun goals st = map goalN (1 upto Thm.nprems_of st); |
|
407 |
||
408 |
fun no_goal_cases st = map (rpair NONE) (goals st); |
|
409 |
||
410 |
fun goal_cases st = |
|
47815 | 411 |
Rule_Cases.make_common |
412 |
(Thm.theory_of_thm st, Thm.prop_of st) (map (rpair [] o rpair []) (goals st)); |
|
16146 | 413 |
|
58007
671c607fb4af
just one context for Method.evaluate (in contrast to a989bdaf8121, but in accordance to old global situation);
wenzelm
parents:
58004
diff
changeset
|
414 |
fun apply_method text ctxt state = |
58004 | 415 |
#2 (#2 (find_goal state)) |
416 |
|> (fn {statement, messages = _, 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
|
417 |
Method.evaluate text ctxt using goal |
58004 | 418 |
|> Seq.map (fn (meth_cases, goal') => |
6848 | 419 |
state |
16146 | 420 |
|> map_goal |
53378
07990ba8c0ea
cases: more position information and PIDE markup;
wenzelm
parents:
53192
diff
changeset
|
421 |
(Proof_Context.update_cases false (no_goal_cases goal @ goal_cases goal') #> |
07990ba8c0ea
cases: more position information and PIDE markup;
wenzelm
parents:
53192
diff
changeset
|
422 |
Proof_Context.update_cases true meth_cases) |
58004 | 423 |
(K (statement, [], using, goal', before_qed, after_qed)) I)); |
5820 | 424 |
|
8234 | 425 |
in |
426 |
||
58007
671c607fb4af
just one context for Method.evaluate (in contrast to a989bdaf8121, but in accordance to old global situation);
wenzelm
parents:
58004
diff
changeset
|
427 |
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
|
428 |
fun refine_end text state = apply_method text (#1 (find_goal state)) state; |
58004 | 429 |
|
430 |
fun refine_insert ths = |
|
431 |
Seq.hd o refine (Method.Basic (K (Method.insert ths))); |
|
18908 | 432 |
|
8234 | 433 |
end; |
434 |
||
5820 | 435 |
|
17359 | 436 |
(* refine via sub-proof *) |
437 |
||
46466
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
438 |
local |
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
439 |
|
54742
7a86358a3c0b
proper context for basic Simplifier operations: rewrite_rule, rewrite_goals_rule, rewrite_goals_tac etc.;
wenzelm
parents:
54567
diff
changeset
|
440 |
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
|
441 |
| 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
|
442 |
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
|
443 |
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
|
444 |
if can Logic.unprotect (Logic.strip_assums_concl goal) then |
58837 | 445 |
eresolve_tac [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
|
446 |
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
|
447 |
|
54742
7a86358a3c0b
proper context for basic Simplifier operations: rewrite_rule, rewrite_goals_rule, rewrite_goals_tac etc.;
wenzelm
parents:
54567
diff
changeset
|
448 |
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
|
449 |
Goal.norm_hhf_tac ctxt THEN' |
58837 | 450 |
resolve_tac [rule] THEN' |
54742
7a86358a3c0b
proper context for basic Simplifier operations: rewrite_rule, rewrite_goals_rule, rewrite_goals_tac etc.;
wenzelm
parents:
54567
diff
changeset
|
451 |
finish_tac ctxt (Thm.nprems_of rule); |
11816 | 452 |
|
46466
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
453 |
fun FINDGOAL tac st = |
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
454 |
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
|
455 |
in find 1 (Thm.nprems_of st) st end; |
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
456 |
|
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
457 |
in |
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
458 |
|
19915 | 459 |
fun refine_goals print_rule inner raw_rules state = |
460 |
let |
|
461 |
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
|
462 |
fun refine rule st = (print_rule outer rule; FINDGOAL (goal_tac outer rule) st); |
19915 | 463 |
in |
464 |
raw_rules |
|
42360 | 465 |
|> Proof_Context.goal_export inner outer |
47068 | 466 |
|> (fn rules => Seq.lift provide_goal (EVERY (map refine rules) goal) state) |
19915 | 467 |
end; |
17359 | 468 |
|
46466
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
469 |
end; |
61c7214b4885
tuned signature, according to actual usage of these operations;
wenzelm
parents:
45666
diff
changeset
|
470 |
|
6932 | 471 |
|
49846
8fae089f5a0c
refined Proof.the_finished_goal with more informative error;
wenzelm
parents:
49748
diff
changeset
|
472 |
(* conclude goal *) |
8fae089f5a0c
refined Proof.the_finished_goal with more informative error;
wenzelm
parents:
49748
diff
changeset
|
473 |
|
28627
63663cfa297c
conclude_goal: precise goal context, include all sorts from context into statement, check shyps of result;
wenzelm
parents:
28458
diff
changeset
|
474 |
fun conclude_goal ctxt goal propss = |
5820 | 475 |
let |
42360 | 476 |
val thy = Proof_Context.theory_of ctxt; |
5820 | 477 |
|
54981 | 478 |
val _ = |
479 |
Theory.subthy (theory_of_thm goal, thy) orelse error "Bad background theory of goal state"; |
|
49860 | 480 |
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
|
481 |
|
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
|
482 |
fun lost_structure () = error ("Lost goal structure:\n" ^ Display.string_of_thm ctxt goal); |
5820 | 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 |
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
|
485 |
(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
|
486 |
handle THM _ => lost_structure ()) |
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 |
|> Drule.flexflex_unique |
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 |
|> 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
|
489 |
|> Thm.check_hyps (Context.Proof ctxt); |
23418 | 490 |
|
491 |
val goal_propss = filter_out null propss; |
|
492 |
val results = |
|
493 |
Conjunction.elim_balanced (length goal_propss) th |
|
494 |
|> map2 Conjunction.elim_balanced (map length goal_propss) |
|
495 |
handle THM _ => lost_structure (); |
|
496 |
val _ = Unify.matches_list thy (flat goal_propss) (map Thm.prop_of (flat results)) orelse |
|
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
|
497 |
error ("Proved a different theorem:\n" ^ Display.string_of_thm ctxt th); |
23418 | 498 |
|
499 |
fun recover_result ([] :: pss) thss = [] :: recover_result pss thss |
|
500 |
| recover_result (_ :: pss) (ths :: thss) = ths :: recover_result pss thss |
|
501 |
| recover_result [] [] = [] |
|
502 |
| recover_result _ _ = lost_structure (); |
|
503 |
in recover_result propss results end; |
|
5820 | 504 |
|
49859
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
505 |
val finished_goal_error = "Failed to finish proof"; |
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
506 |
|
49889
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
507 |
fun finished_goal pos state = |
49859
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
508 |
let val (ctxt, (_, goal)) = get_goal state in |
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
509 |
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
|
510 |
else |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
511 |
Seq.Error (fn () => |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
512 |
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
|
513 |
Proof_Display.string_of_goal ctxt goal) |
49859
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
514 |
end; |
49846
8fae089f5a0c
refined Proof.the_finished_goal with more informative error;
wenzelm
parents:
49748
diff
changeset
|
515 |
|
5820 | 516 |
|
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
|
517 |
(* 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
|
518 |
|
bd3f30da7bc1
replaced slightly odd get_goal/flat_goal by explicit goal views that correspond to the usual method categories;
wenzelm
parents:
33165
diff
changeset
|
519 |
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
|
520 |
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
|
521 |
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
|
522 |
|
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 |
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
|
524 |
|
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 |
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
|
526 |
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
|
527 |
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
|
528 |
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
|
529 |
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
|
530 |
|
38721
ca8b14fa0d0d
added some proof state markup, notably number of subgoals (e.g. for indentation);
wenzelm
parents:
38333
diff
changeset
|
531 |
fun status_markup state = |
ca8b14fa0d0d
added some proof state markup, notably number of subgoals (e.g. for indentation);
wenzelm
parents:
38333
diff
changeset
|
532 |
(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
|
533 |
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
|
534 |
| NONE => Markup.empty); |
ca8b14fa0d0d
added some proof state markup, notably number of subgoals (e.g. for indentation);
wenzelm
parents:
38333
diff
changeset
|
535 |
|
49866 | 536 |
fun method_error kind pos state = |
537 |
Seq.single (Proof_Display.method_error kind pos (raw_goal state)); |
|
49861 | 538 |
|
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
|
539 |
|
5820 | 540 |
|
541 |
(*** structured proof commands ***) |
|
542 |
||
17112 | 543 |
(** context elements **) |
5820 | 544 |
|
36324 | 545 |
(* let bindings *) |
5820 | 546 |
|
16813 | 547 |
local |
548 |
||
17359 | 549 |
fun gen_bind bind args state = |
5820 | 550 |
state |
551 |
|> assert_forward |
|
36324 | 552 |
|> map_context (bind true args #> snd) |
47068 | 553 |
|> reset_facts; |
5820 | 554 |
|
16813 | 555 |
in |
556 |
||
42360 | 557 |
val let_bind = gen_bind Proof_Context.match_bind_i; |
558 |
val let_bind_cmd = gen_bind Proof_Context.match_bind; |
|
5820 | 559 |
|
16813 | 560 |
end; |
561 |
||
5820 | 562 |
|
36505
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
563 |
(* concrete syntax *) |
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
564 |
|
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
565 |
local |
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
566 |
|
36507
c966a1aab860
'write': actually observe the proof structure (like 'let' or 'fix');
wenzelm
parents:
36505
diff
changeset
|
567 |
fun gen_write prep_arg mode args = |
c966a1aab860
'write': actually observe the proof structure (like 'let' or 'fix');
wenzelm
parents:
36505
diff
changeset
|
568 |
assert_forward |
42360 | 569 |
#> map_context (fn ctxt => ctxt |> Proof_Context.notation true mode (map (prep_arg ctxt) args)) |
47068 | 570 |
#> reset_facts; |
36505
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
571 |
|
55955
e8f1bf005661
eliminated odd type constraint for read_const (see also 79c1d2bbe5a9);
wenzelm
parents:
55954
diff
changeset
|
572 |
fun read_arg ctxt (c, mx) = |
56002 | 573 |
(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
|
574 |
Free (x, _) => |
e8f1bf005661
eliminated odd type constraint for read_const (see also 79c1d2bbe5a9);
wenzelm
parents:
55954
diff
changeset
|
575 |
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
|
576 |
in (Free (x, T), mx) end |
e8f1bf005661
eliminated odd type constraint for read_const (see also 79c1d2bbe5a9);
wenzelm
parents:
55954
diff
changeset
|
577 |
| t => (t, mx)); |
e8f1bf005661
eliminated odd type constraint for read_const (see also 79c1d2bbe5a9);
wenzelm
parents:
55954
diff
changeset
|
578 |
|
36505
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
579 |
in |
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
580 |
|
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
581 |
val write = gen_write (K I); |
55955
e8f1bf005661
eliminated odd type constraint for read_const (see also 79c1d2bbe5a9);
wenzelm
parents:
55954
diff
changeset
|
582 |
val write_cmd = gen_write read_arg; |
36505
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 |
end; |
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
585 |
|
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36354
diff
changeset
|
586 |
|
17359 | 587 |
(* fix *) |
9196 | 588 |
|
12714 | 589 |
local |
590 |
||
30763
6976521b4263
renamed ProofContext.add_fixes_i to ProofContext.add_fixes, eliminated obsolete external version;
wenzelm
parents:
30761
diff
changeset
|
591 |
fun gen_fix prep_vars args = |
17359 | 592 |
assert_forward |
45597 | 593 |
#> map_context (fn ctxt => snd (Proof_Context.add_fixes (fst (prep_vars args ctxt)) ctxt)) |
47068 | 594 |
#> reset_facts; |
5820 | 595 |
|
16813 | 596 |
in |
597 |
||
45597 | 598 |
val fix = gen_fix Proof_Context.cert_vars; |
599 |
val fix_cmd = gen_fix Proof_Context.read_vars; |
|
5820 | 600 |
|
16813 | 601 |
end; |
602 |
||
5820 | 603 |
|
17359 | 604 |
(* assume etc. *) |
5820 | 605 |
|
16813 | 606 |
local |
607 |
||
17112 | 608 |
fun gen_assume asm prep_att exp args state = |
5820 | 609 |
state |
610 |
|> assert_forward |
|
47815 | 611 |
|> map_context_result (asm exp (Attrib.map_specs (map (prep_att (context_of state))) args)) |
17359 | 612 |
|> these_factss [] |> #2; |
6932 | 613 |
|
16813 | 614 |
in |
615 |
||
42360 | 616 |
val assm = gen_assume Proof_Context.add_assms_i (K I); |
47815 | 617 |
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
|
618 |
val assume = assm Assumption.assume_export; |
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
619 |
val assume_cmd = assm_cmd Assumption.assume_export; |
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
620 |
val presume = assm Assumption.presume_export; |
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
621 |
val presume_cmd = assm_cmd Assumption.presume_export; |
5820 | 622 |
|
16813 | 623 |
end; |
624 |
||
7271 | 625 |
|
17359 | 626 |
(* def *) |
11891 | 627 |
|
16813 | 628 |
local |
629 |
||
20913 | 630 |
fun gen_def prep_att prep_vars prep_binds args state = |
11891 | 631 |
let |
632 |
val _ = assert_forward state; |
|
20913 | 633 |
val (raw_name_atts, (raw_vars, raw_rhss)) = args |> split_list ||> split_list; |
47815 | 634 |
val name_atts = map (apsnd (map (prep_att (context_of state)))) raw_name_atts; |
11891 | 635 |
in |
20913 | 636 |
state |
637 |
|> map_context_result (prep_vars (map (fn (x, mx) => (x, NONE, mx)) raw_vars)) |
|
638 |
|>> map (fn (x, _, mx) => (x, mx)) |
|
639 |
|-> (fn vars => |
|
640 |
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
|
641 |
#-> (fn rhss => |
a346daa8a1f4
clarified Local_Defs.add_def(s): refrain from hard-wiring Thm.def_binding_optional;
wenzelm
parents:
49063
diff
changeset
|
642 |
let |
a346daa8a1f4
clarified Local_Defs.add_def(s): refrain from hard-wiring Thm.def_binding_optional;
wenzelm
parents:
49063
diff
changeset
|
643 |
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
|
644 |
((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
|
645 |
in map_context_result (Local_Defs.add_defs defs) end)) |
47068 | 646 |
|-> (set_facts o map (#2 o #2)) |
11891 | 647 |
end; |
648 |
||
16813 | 649 |
in |
650 |
||
42360 | 651 |
val def = gen_def (K I) Proof_Context.cert_vars Proof_Context.match_bind_i; |
47815 | 652 |
val def_cmd = gen_def Attrib.attribute_cmd Proof_Context.read_vars Proof_Context.match_bind; |
11891 | 653 |
|
16813 | 654 |
end; |
655 |
||
11891 | 656 |
|
8374 | 657 |
|
17112 | 658 |
(** facts **) |
5820 | 659 |
|
17359 | 660 |
(* chain *) |
5820 | 661 |
|
24011 | 662 |
fun clean_facts ctxt = |
47068 | 663 |
set_facts (filter_out Thm.is_dummy (the_facts ctxt)) ctxt; |
24011 | 664 |
|
17359 | 665 |
val chain = |
666 |
assert_forward |
|
24011 | 667 |
#> clean_facts |
17359 | 668 |
#> enter_chain; |
5820 | 669 |
|
17359 | 670 |
fun chain_facts facts = |
47068 | 671 |
set_facts facts |
17359 | 672 |
#> chain; |
5820 | 673 |
|
674 |
||
17359 | 675 |
(* note etc. *) |
17112 | 676 |
|
28965 | 677 |
fun no_binding args = map (pair (Binding.empty, [])) args; |
17112 | 678 |
|
679 |
local |
|
680 |
||
30760
0fffc66b10d7
simplified references to facts, eliminated external note_thmss;
wenzelm
parents:
30757
diff
changeset
|
681 |
fun gen_thmss more_facts opt_chain opt_result prep_atts prep_fact args state = |
17112 | 682 |
state |
683 |
|> assert_forward |
|
47815 | 684 |
|> map_context_result (fn ctxt => ctxt |> Proof_Context.note_thmss "" |
685 |
(Attrib.map_facts_refs (map (prep_atts ctxt)) (prep_fact ctxt) args)) |
|
17112 | 686 |
|> these_factss (more_facts state) |
17359 | 687 |
||> opt_chain |
688 |
|> opt_result; |
|
17112 | 689 |
|
690 |
in |
|
691 |
||
36323
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
692 |
val note_thmss = gen_thmss (K []) I #2 (K I) (K I); |
47815 | 693 |
val note_thmss_cmd = gen_thmss (K []) I #2 Attrib.attribute_cmd Proof_Context.get_fact; |
17112 | 694 |
|
36323
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
695 |
val from_thmss = gen_thmss (K []) chain #2 (K I) (K I) o no_binding; |
47815 | 696 |
val from_thmss_cmd = |
697 |
gen_thmss (K []) chain #2 Attrib.attribute_cmd Proof_Context.get_fact o no_binding; |
|
17359 | 698 |
|
36323
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
699 |
val with_thmss = gen_thmss the_facts chain #2 (K I) (K I) o no_binding; |
47815 | 700 |
val with_thmss_cmd = |
701 |
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
|
702 |
|
0fffc66b10d7
simplified references to facts, eliminated external note_thmss;
wenzelm
parents:
30757
diff
changeset
|
703 |
val local_results = gen_thmss (K []) I I (K I) (K I) o map (apsnd Thm.simple_fact); |
17359 | 704 |
|
17112 | 705 |
end; |
706 |
||
707 |
||
18548 | 708 |
(* using/unfolding *) |
17112 | 709 |
|
710 |
local |
|
711 |
||
45390
e29521ef9059
tuned signature -- avoid spurious Thm.mixed_attribute;
wenzelm
parents:
45327
diff
changeset
|
712 |
fun gen_using f g prep_att prep_fact args state = |
17112 | 713 |
state |
714 |
|> assert_backward |
|
21442 | 715 |
|> map_context_result |
47815 | 716 |
(fn ctxt => ctxt |> Proof_Context.note_thmss "" |
717 |
(Attrib.map_facts_refs (map (prep_att ctxt)) (prep_fact ctxt) (no_binding args))) |
|
18843 | 718 |
|> (fn (named_facts, state') => |
24556 | 719 |
state' |> map_goal I (fn (statement, _, using, goal, before_qed, after_qed) => |
18843 | 720 |
let |
721 |
val ctxt = context_of state'; |
|
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19475
diff
changeset
|
722 |
val ths = maps snd named_facts; |
47431
d9dd4a9f18fc
more precise declaration of goal_tfrees in forked proof state;
wenzelm
parents:
47416
diff
changeset
|
723 |
in (statement, [], f ctxt ths using, g ctxt ths goal, before_qed, after_qed) end) I); |
18548 | 724 |
|
24050 | 725 |
fun append_using _ ths using = using @ filter_out Thm.is_dummy ths; |
35624 | 726 |
fun unfold_using ctxt ths = map (Local_Defs.unfold ctxt ths); |
727 |
val unfold_goals = Local_Defs.unfold_goals; |
|
17112 | 728 |
|
729 |
in |
|
730 |
||
36323
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
731 |
val using = gen_using append_using (K (K I)) (K I) (K I); |
47815 | 732 |
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
|
733 |
val unfolding = gen_using unfold_using unfold_goals (K I) (K I); |
47815 | 734 |
val unfolding_cmd = gen_using unfold_using unfold_goals Attrib.attribute_cmd Proof_Context.get_fact; |
17112 | 735 |
|
736 |
end; |
|
737 |
||
738 |
||
739 |
(* case *) |
|
740 |
||
741 |
local |
|
742 |
||
57486
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
56933
diff
changeset
|
743 |
fun gen_invoke_case internal prep_att ((name, pos), xs, raw_atts) state = |
17112 | 744 |
let |
47815 | 745 |
val atts = map (prep_att (context_of state)) raw_atts; |
19078 | 746 |
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
|
747 |
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
|
748 |
val assumptions = |
08f3491c50bf
cases: formal binding of 'assumes', with position provided via invoke_case;
wenzelm
parents:
53378
diff
changeset
|
749 |
asms |> map (fn (b, ts) => ((Binding.set_pos pos b, atts), map (rpair []) ts)); |
17112 | 750 |
in |
751 |
state' |
|
36323
655e2d74de3a
modernized naming conventions of main Isar proof elements;
wenzelm
parents:
36322
diff
changeset
|
752 |
|> assume assumptions |
33386 | 753 |
|> bind_terms Auto_Bind.no_facts |
53378
07990ba8c0ea
cases: more position information and PIDE markup;
wenzelm
parents:
53192
diff
changeset
|
754 |
|> `the_facts |-> (fn thms => note_thmss [((Binding.make (name, pos), []), [(thms, [])])]) |
17112 | 755 |
end; |
756 |
||
757 |
in |
|
758 |
||
57486
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
56933
diff
changeset
|
759 |
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
|
760 |
val invoke_case_cmd = gen_invoke_case false Attrib.attribute_cmd; |
17112 | 761 |
|
762 |
end; |
|
763 |
||
764 |
||
765 |
||
17359 | 766 |
(** proof structure **) |
767 |
||
768 |
(* blocks *) |
|
769 |
||
770 |
val begin_block = |
|
771 |
assert_forward |
|
772 |
#> open_block |
|
47068 | 773 |
#> reset_goal |
17359 | 774 |
#> open_block; |
775 |
||
776 |
val next_block = |
|
777 |
assert_forward |
|
778 |
#> close_block |
|
779 |
#> open_block |
|
47068 | 780 |
#> reset_goal |
781 |
#> reset_facts; |
|
17359 | 782 |
|
783 |
fun end_block state = |
|
784 |
state |
|
785 |
|> assert_forward |
|
40960 | 786 |
|> assert_bottom false |
17359 | 787 |
|> close_block |
788 |
|> assert_current_goal false |
|
789 |
|> close_block |
|
790 |
|> export_facts state; |
|
791 |
||
792 |
||
40960 | 793 |
(* global notepad *) |
794 |
||
795 |
val begin_notepad = |
|
796 |
init |
|
797 |
#> open_block |
|
798 |
#> map_context (Variable.set_body true) |
|
799 |
#> open_block; |
|
800 |
||
801 |
val end_notepad = |
|
802 |
assert_forward |
|
803 |
#> assert_bottom true |
|
804 |
#> close_block |
|
805 |
#> assert_current_goal false |
|
806 |
#> close_block |
|
807 |
#> context_of; |
|
808 |
||
809 |
||
17359 | 810 |
(* sub-proofs *) |
811 |
||
812 |
fun proof opt_text = |
|
813 |
assert_backward |
|
17859 | 814 |
#> refine (the_default Method.default_text opt_text) |
17359 | 815 |
#> Seq.map (using_facts [] #> enter_forward); |
816 |
||
49866 | 817 |
fun proof_results arg = |
818 |
Seq.APPEND (proof (Method.text arg) #> Seq.make_results, |
|
819 |
method_error "initial" (Method.position arg)); |
|
49863
b5fb6e7f8d81
more informative errors for 'proof' and 'apply' steps;
wenzelm
parents:
49861
diff
changeset
|
820 |
|
49889
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
821 |
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
|
822 |
let |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
823 |
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
|
824 |
(case opt_text of |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
825 |
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
|
826 |
| 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
|
827 |
in |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
828 |
Seq.APPEND (fn state => |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
829 |
state |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
830 |
|> assert_forward |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
831 |
|> assert_bottom bot |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
832 |
|> close_block |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
833 |
|> assert_current_goal true |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
834 |
|> using_facts [] |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
835 |
|> `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
|
836 |
|> Seq.maps (refine finish_text) |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
837 |
|> 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
|
838 |
#> 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
|
839 |
end; |
17359 | 840 |
|
29383 | 841 |
fun check_result msg sq = |
842 |
(case Seq.pull sq of |
|
843 |
NONE => error msg |
|
844 |
| SOME (s, _) => s); |
|
845 |
||
17359 | 846 |
|
847 |
(* unstructured refinement *) |
|
848 |
||
49865 | 849 |
fun defer i = |
850 |
assert_no_chain #> |
|
851 |
refine (Method.Basic (fn _ => METHOD (fn _ => ASSERT_SUBGOAL defer_tac i))) #> Seq.hd; |
|
852 |
||
853 |
fun prefer i = |
|
854 |
assert_no_chain #> |
|
855 |
refine (Method.Basic (fn _ => METHOD (fn _ => ASSERT_SUBGOAL prefer_tac i))) #> Seq.hd; |
|
17359 | 856 |
|
857 |
fun apply text = assert_backward #> refine text #> Seq.map (using_facts []); |
|
49866 | 858 |
|
17359 | 859 |
fun apply_end text = assert_forward #> refine_end text; |
860 |
||
55709
4e5a83a46ded
clarified Token.range_of in accordance to Symbol_Pos.range;
wenzelm
parents:
54993
diff
changeset
|
861 |
fun apply_results (text, (pos, _)) = |
4e5a83a46ded
clarified Token.range_of in accordance to Symbol_Pos.range;
wenzelm
parents:
54993
diff
changeset
|
862 |
Seq.APPEND (apply text #> Seq.make_results, method_error "" pos); |
49866 | 863 |
|
55709
4e5a83a46ded
clarified Token.range_of in accordance to Symbol_Pos.range;
wenzelm
parents:
54993
diff
changeset
|
864 |
fun apply_end_results (text, (pos, _)) = |
4e5a83a46ded
clarified Token.range_of in accordance to Symbol_Pos.range;
wenzelm
parents:
54993
diff
changeset
|
865 |
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
|
866 |
|
17359 | 867 |
|
868 |
||
17112 | 869 |
(** goals **) |
870 |
||
17359 | 871 |
(* generic goals *) |
872 |
||
19774
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
873 |
local |
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
874 |
|
36322
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
875 |
val is_var = |
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
876 |
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
|
877 |
can (dest_Var o Logic.dest_term); |
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
878 |
|
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
879 |
fun implicit_vars props = |
19846 | 880 |
let |
36354 | 881 |
val (var_props, _) = take_prefix is_var props; |
36322
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
882 |
val explicit_vars = fold Term.add_vars var_props []; |
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
883 |
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
|
884 |
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
|
885 |
|
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
886 |
fun refine_terms n = |
58002 | 887 |
refine (Method.Basic (K (NO_CASES o |
888 |
K (HEADGOAL (PRECISE_CONJUNCTS n |
|
58837 | 889 |
(HEADGOAL (CONJUNCTS (ALLGOALS (resolve_tac [Drule.termI]))))))))) |
19774
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
890 |
#> Seq.hd; |
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
891 |
|
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
892 |
in |
17359 | 893 |
|
17859 | 894 |
fun generic_goal prepp kind before_qed after_qed raw_propp state = |
5820 | 895 |
let |
17359 | 896 |
val thy = theory_of state; |
23418 | 897 |
val cert = Thm.cterm_of thy; |
17359 | 898 |
val chaining = can assert_chain state; |
25958 | 899 |
val pos = Position.thread_data (); |
17359 | 900 |
|
901 |
val ((propss, after_ctxt), goal_state) = |
|
5936 | 902 |
state |
903 |
|> assert_forward_or_chain |
|
904 |
|> enter_forward |
|
17359 | 905 |
|> open_block |
45327 | 906 |
|> map_context_result (prepp raw_propp); |
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19475
diff
changeset
|
907 |
val props = flat propss; |
15703 | 908 |
|
36322
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
909 |
val vars = implicit_vars props; |
81cba3921ba5
goals: simplified handling of implicit variables -- removed obsolete warning;
wenzelm
parents:
35624
diff
changeset
|
910 |
val propss' = vars :: propss; |
23418 | 911 |
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
|
912 |
val goal = |
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
913 |
cert (Logic.mk_conjunction_balanced (map Logic.mk_conjunction_balanced goal_propss)) |
28627
63663cfa297c
conclude_goal: precise goal context, include all sorts from context into statement, check shyps of result;
wenzelm
parents:
28458
diff
changeset
|
914 |
|> 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
|
915 |
val statement = ((kind, pos), propss', Thm.term_of goal); |
18124 | 916 |
val after_qed' = after_qed |>> (fn after_local => |
917 |
fn results => map_context after_ctxt #> after_local results); |
|
5820 | 918 |
in |
17359 | 919 |
goal_state |
21727 | 920 |
|> map_context (init_context #> Variable.set_body true) |
47068 | 921 |
|> set_goal (make_goal (statement, [], [], Goal.init goal, before_qed, after_qed')) |
42360 | 922 |
|> map_context (Proof_Context.auto_bind_goal props) |
21565 | 923 |
|> chaining ? (`the_facts #-> using_facts) |
47068 | 924 |
|> reset_facts |
17359 | 925 |
|> open_block |
47068 | 926 |
|> reset_goal |
5820 | 927 |
|> enter_backward |
23418 | 928 |
|> 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
|
929 |
|> null props ? (refine (Method.Basic Method.assumption) #> Seq.hd) |
5820 | 930 |
end; |
931 |
||
29090
bbfac5fd8d78
global_qed: refrain from ProofContext.auto_bind_facts, to avoid
wenzelm
parents:
28981
diff
changeset
|
932 |
fun generic_qed after_ctxt state = |
12503 | 933 |
let |
36354 | 934 |
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
|
935 |
val outer_state = state |> close_block; |
33e2bd53aec3
support Hindley-Milner polymorphisms in binds and facts;
wenzelm
parents:
8582
diff
changeset
|
936 |
val outer_ctxt = context_of outer_state; |
33e2bd53aec3
support Hindley-Milner polymorphisms in binds and facts;
wenzelm
parents:
8582
diff
changeset
|
937 |
|
18503
841137f20307
goal/qed: proper treatment of two levels of conjunctions;
wenzelm
parents:
18475
diff
changeset
|
938 |
val props = |
19774
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
939 |
flat (tl stmt) |
19915 | 940 |
|> Variable.exportT_terms goal_ctxt outer_ctxt; |
17359 | 941 |
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
|
942 |
tl (conclude_goal goal_ctxt goal stmt) |
42360 | 943 |
|> burrow (Proof_Context.export goal_ctxt outer_ctxt); |
17359 | 944 |
in |
945 |
outer_state |
|
29090
bbfac5fd8d78
global_qed: refrain from ProofContext.auto_bind_facts, to avoid
wenzelm
parents:
28981
diff
changeset
|
946 |
|> 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
|
947 |
|> pair (after_qed, results) |
17359 | 948 |
end; |
949 |
||
19774
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
950 |
end; |
5fe7731d0836
allow non-trivial schematic goals (via embedded term vars);
wenzelm
parents:
19585
diff
changeset
|
951 |
|
9469 | 952 |
|
17359 | 953 |
(* local goals *) |
954 |
||
17859 | 955 |
fun local_goal print_results prep_att prepp kind before_qed after_qed stmt state = |
17359 | 956 |
let |
21362
3a2ab1dce297
simplified Proof.theorem(_i) interface -- removed target support;
wenzelm
parents:
21274
diff
changeset
|
957 |
val ((names, attss), propp) = |
47815 | 958 |
Attrib.map_specs (map (prep_att (context_of state))) stmt |> split_list |>> split_list; |
17359 | 959 |
|
18124 | 960 |
fun after_qed' results = |
18808 | 961 |
local_results ((names ~~ attss) ~~ results) |
17359 | 962 |
#-> (fn res => tap (fn st => print_results (context_of st) ((kind, ""), res) : unit)) |
18124 | 963 |
#> after_qed results; |
5820 | 964 |
in |
17359 | 965 |
state |
21362
3a2ab1dce297
simplified Proof.theorem(_i) interface -- removed target support;
wenzelm
parents:
21274
diff
changeset
|
966 |
|> 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
|
967 |
|> tap (Variable.warn_extra_tfrees (context_of state) o context_of) |
5820 | 968 |
end; |
969 |
||
49866 | 970 |
fun local_qeds arg = |
971 |
end_proof false arg |
|
49859
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
972 |
#> 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
|
973 |
(fn ((after_qed, _), results) => after_qed results)); |
5820 | 974 |
|
49889
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
975 |
fun local_qed arg = |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
976 |
local_qeds (Position.none, arg) #> Seq.the_result finished_goal_error; |
29383 | 977 |
|
5820 | 978 |
|
17359 | 979 |
(* global goals *) |
980 |
||
45327 | 981 |
fun prepp_auto_fixes prepp args = |
982 |
prepp args #> |
|
983 |
(fn ((propss, a), ctxt) => ((propss, a), (fold o fold) Variable.auto_fixes propss ctxt)); |
|
984 |
||
985 |
fun global_goal prepp before_qed after_qed propp = |
|
986 |
init #> |
|
987 |
generic_goal (prepp_auto_fixes prepp) "" before_qed (K I, after_qed) propp; |
|
17359 | 988 |
|
42360 | 989 |
val theorem = global_goal Proof_Context.bind_propp_schematic_i; |
990 |
val theorem_cmd = global_goal Proof_Context.bind_propp_schematic; |
|
12065 | 991 |
|
49866 | 992 |
fun global_qeds arg = |
993 |
end_proof true arg |
|
49859
52da6a736c32
more informative error messages of initial/terminal proof methods;
wenzelm
parents:
49848
diff
changeset
|
994 |
#> 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
|
995 |
after_qed results (context_of state))); |
17112 | 996 |
|
49889
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
997 |
fun global_qed arg = |
00ea087e83d8
more method position information, notably finished_pos after end of previous text;
wenzelm
parents:
49867
diff
changeset
|
998 |
global_qeds (Position.none, arg) #> Seq.the_result finished_goal_error; |
12959 | 999 |
|
5820 | 1000 |
|
49907 | 1001 |
(* terminal proof steps *) |
17112 | 1002 |
|
49890
89eff795f757
skipped proofs appear as "bad" without counting as error;
wenzelm
parents:
49889
diff
changeset
|
1003 |
local |
89eff795f757
skipped proofs appear as "bad" without counting as error;
wenzelm
parents:
49889
diff
changeset
|
1004 |
|
49846
8fae089f5a0c
refined Proof.the_finished_goal with more informative error;
wenzelm
parents:
49748
diff
changeset
|
1005 |
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
|
1006 |
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
|
1007 |
#> Seq.the_result ""; |
49848
f222a054342e
more informative error of initial/terminal proof steps;
wenzelm
parents:
49847
diff
changeset
|
1008 |
|
49890
89eff795f757
skipped proofs appear as "bad" without counting as error;
wenzelm
parents:
49889
diff
changeset
|
1009 |
in |
89eff795f757
skipped proofs appear as "bad" without counting as error;
wenzelm
parents:
49889
diff
changeset
|
1010 |
|
29383 | 1011 |
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
|
1012 |
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
|
1013 |
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
|
1014 |
val local_done_proof = terminal_proof local_qeds (Method.done_text, Position.no_range) (NONE, false); |
17112 | 1015 |
|
29383 | 1016 |
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
|
1017 |
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
|
1018 |
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
|
1019 |
val global_done_proof = terminal_proof global_qeds (Method.done_text, Position.no_range) (NONE, false); |
5820 | 1020 |
|
49890
89eff795f757
skipped proofs appear as "bad" without counting as error;
wenzelm
parents:
49889
diff
changeset
|
1021 |
end; |
89eff795f757
skipped proofs appear as "bad" without counting as error;
wenzelm
parents:
49889
diff
changeset
|
1022 |
|
6896 | 1023 |
|
49907 | 1024 |
(* skip proofs *) |
1025 |
||
1026 |
fun local_skip_proof int state = |
|
1027 |
local_terminal_proof ((Method.sorry_text int, Position.no_range), NONE) state before |
|
51551 | 1028 |
Skip_Proof.report (context_of state); |
49907 | 1029 |
|
1030 |
fun global_skip_proof int state = |
|
1031 |
global_terminal_proof ((Method.sorry_text int, Position.no_range), NONE) state before |
|
51551 | 1032 |
Skip_Proof.report (context_of state); |
49907 | 1033 |
|
1034 |
||
17359 | 1035 |
(* common goal statements *) |
1036 |
||
1037 |
local |
|
1038 |
||
17859 | 1039 |
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
|
1040 |
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
|
1041 |
prep_att prepp "have" before_qed after_qed stmt; |
6896 | 1042 |
|
17859 | 1043 |
fun gen_show prep_att prepp before_qed after_qed stmt int state = |
17359 | 1044 |
let |
32738 | 1045 |
val testing = Unsynchronized.ref false; |
1046 |
val rule = Unsynchronized.ref (NONE: thm option); |
|
17359 | 1047 |
fun fail_msg ctxt = |
50315
cf9002ac1018
recovered error to finish proof (e.g. bad obtain export) from 223f18cfbb32;
wenzelm
parents:
50201
diff
changeset
|
1048 |
"Local statement fails to refine any pending goal" :: |
33389 | 1049 |
(case ! rule of NONE => [] | SOME th => [Proof_Display.string_of_rule ctxt "Failed" th]) |
17359 | 1050 |
|> cat_lines; |
6896 | 1051 |
|
56932
11a4001b06c6
more position markup to help locating the query context, e.g. from "Info" dockable;
wenzelm
parents:
56912
diff
changeset
|
1052 |
val pos = Position.thread_data (); |
17359 | 1053 |
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
|
1054 |
if ! testing then () |
56932
11a4001b06c6
more position markup to help locating the query context, e.g. from "Info" dockable;
wenzelm
parents:
56912
diff
changeset
|
1055 |
else Proof_Display.print_results int pos ctxt res; |
17359 | 1056 |
fun print_rule ctxt th = |
1057 |
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
|
1058 |
else if int then |
56933 | 1059 |
Proof_Display.string_of_rule ctxt "Successful" th |
1060 |
|> Markup.markup Markup.text_fold |
|
1061 |
|> Markup.markup Markup.state |
|
1062 |
|> writeln |
|
17359 | 1063 |
else (); |
1064 |
val test_proof = |
|
50315
cf9002ac1018
recovered error to finish proof (e.g. bad obtain export) from 223f18cfbb32;
wenzelm
parents:
50201
diff
changeset
|
1065 |
local_skip_proof true |
39616
8052101883c3
renamed setmp_noncritical to Unsynchronized.setmp to emphasize its meaning;
wenzelm
parents:
39232
diff
changeset
|
1066 |
|> Unsynchronized.setmp testing true |
42042 | 1067 |
|> Exn.interruptible_capture; |
6896 | 1068 |
|
18124 | 1069 |
fun after_qed' results = |
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19475
diff
changeset
|
1070 |
refine_goals print_rule (context_of state) (flat results) |
29383 | 1071 |
#> check_result "Failed to refine any pending goal" |
1072 |
#> after_qed results; |
|
17359 | 1073 |
in |
1074 |
state |
|
17859 | 1075 |
|> local_goal print_results prep_att prepp "show" before_qed after_qed' stmt |
21565 | 1076 |
|> int ? (fn goal_state => |
49907 | 1077 |
(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
|
1078 |
Exn.Res _ => goal_state |
42042 | 1079 |
| Exn.Exn exn => raise Exn.EXCEPTIONS ([exn, ERROR (fail_msg (context_of goal_state))]))) |
17359 | 1080 |
end; |
1081 |
||
1082 |
in |
|
1083 |
||
42360 | 1084 |
val have = gen_have (K I) Proof_Context.bind_propp_i; |
47815 | 1085 |
val have_cmd = gen_have Attrib.attribute_cmd Proof_Context.bind_propp; |
42360 | 1086 |
val show = gen_show (K I) Proof_Context.bind_propp_i; |
47815 | 1087 |
val show_cmd = gen_show Attrib.attribute_cmd Proof_Context.bind_propp; |
6896 | 1088 |
|
5820 | 1089 |
end; |
17359 | 1090 |
|
28410 | 1091 |
|
29385
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1092 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1093 |
(** future proofs **) |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1094 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1095 |
(* relevant proof states *) |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1096 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1097 |
fun schematic_goal state = |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1098 |
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
|
1099 |
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
|
1100 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1101 |
fun is_relevant state = |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1102 |
(case try find_goal state of |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1103 |
NONE => true |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1104 |
| 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
|
1105 |
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
|
1106 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1107 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1108 |
(* full proofs *) |
28410 | 1109 |
|
29346
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1110 |
local |
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1111 |
|
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
|
1112 |
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
|
1113 |
( |
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
|
1114 |
type T = thm option; |
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
|
1115 |
val empty = 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
|
1116 |
fun init _ = empty; |
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
|
1117 |
); |
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
|
1118 |
|
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
|
1119 |
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
|
1120 |
(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
|
1121 |
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
|
1122 |
| 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
|
1123 |
|
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
|
1124 |
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
|
1125 |
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
|
1126 |
|
51318 | 1127 |
in |
1128 |
||
1129 |
fun future_proof fork_proof state = |
|
28410 | 1130 |
let |
29381
45d77aeb1608
future_terminal_proof: no fork for interactive mode, assert_backward;
wenzelm
parents:
29364
diff
changeset
|
1131 |
val _ = assert_backward state; |
28410 | 1132 |
val (goal_ctxt, (_, goal)) = find_goal state; |
32786 | 1133 |
val {statement as (kind, _, prop), messages, using, goal, before_qed, after_qed} = goal; |
47431
d9dd4a9f18fc
more precise declaration of goal_tfrees in forked proof state;
wenzelm
parents:
47416
diff
changeset
|
1134 |
val goal_tfrees = |
d9dd4a9f18fc
more precise declaration of goal_tfrees in forked proof state;
wenzelm
parents:
47416
diff
changeset
|
1135 |
fold Term.add_tfrees |
d9dd4a9f18fc
more precise declaration of goal_tfrees in forked proof state;
wenzelm
parents:
47416
diff
changeset
|
1136 |
(prop :: map Thm.term_of (Assumption.all_assms_of goal_ctxt)) []; |
28410 | 1137 |
|
29383 | 1138 |
val _ = is_relevant state andalso error "Cannot fork relevant proof"; |
1139 |
||
29346
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1140 |
val prop' = Logic.protect prop; |
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1141 |
val statement' = (kind, [[], [prop']], prop'); |
52456 | 1142 |
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
|
1143 |
val after_qed' = (fn [[th]] => map_context (set_result th), fn [[th]] => set_result th); |
28410 | 1144 |
|
28973
c549650d1442
future proofs: pass actual futures to facilitate composite computations;
wenzelm
parents:
28627
diff
changeset
|
1145 |
val result_ctxt = |
c549650d1442
future proofs: pass actual futures to facilitate composite computations;
wenzelm
parents:
28627
diff
changeset
|
1146 |
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
|
1147 |
|> map_context reset_result |
29385
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1148 |
|> map_goal I (K (statement', messages, using, goal', before_qed, after_qed')) |
47431
d9dd4a9f18fc
more precise declaration of goal_tfrees in forked proof state;
wenzelm
parents:
47416
diff
changeset
|
1149 |
(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
|
1150 |
|> fork_proof; |
28973
c549650d1442
future proofs: pass actual futures to facilitate composite computations;
wenzelm
parents:
28627
diff
changeset
|
1151 |
|
51318 | 1152 |
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
|
1153 |
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
|
1154 |
val state' = |
c549650d1442
future proofs: pass actual futures to facilitate composite computations;
wenzelm
parents:
28627
diff
changeset
|
1155 |
state |
51318 | 1156 |
|> map_goal I (K (statement, messages, using, finished_goal, NONE, after_qed)) I; |
1157 |
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
|
1158 |
|
17359 | 1159 |
end; |
29346
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1160 |
|
29385
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1161 |
|
51662
3391a493f39a
just one timing protocol function, with 3 implementations: TTY/PG, PIDE/document, build;
wenzelm
parents:
51606
diff
changeset
|
1162 |
(* 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
|
1163 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1164 |
local |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1165 |
|
51605
eca8acb42e4a
more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents:
51584
diff
changeset
|
1166 |
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
|
1167 |
if Goal.future_enabled 3 andalso not (is_relevant state) then |
51318 | 1168 |
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
|
1169 |
let |
3391a493f39a
just one timing protocol function, with 3 implementations: TTY/PG, PIDE/document, build;
wenzelm
parents:
51606
diff
changeset
|
1170 |
val pos = Position.thread_data (); |
3391a493f39a
just one timing protocol function, with 3 implementations: TTY/PG, PIDE/document, build;
wenzelm
parents:
51606
diff
changeset
|
1171 |
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
|
1172 |
in |
53192 | 1173 |
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
|
1174 |
(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
|
1175 |
end) |> snd |> done |
51318 | 1176 |
else proof1 state; |
29385
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1177 |
|
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1178 |
in |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1179 |
|
51318 | 1180 |
fun local_future_terminal_proof meths = |
51605
eca8acb42e4a
more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents:
51584
diff
changeset
|
1181 |
future_terminal_proof |
51318 | 1182 |
(local_terminal_proof meths) |
1183 |
(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
|
1184 |
|
51318 | 1185 |
fun global_future_terminal_proof meths = |
51605
eca8acb42e4a
more explicit Goal.fork_params -- avoid implicit arguments via thread data;
wenzelm
parents:
51584
diff
changeset
|
1186 |
future_terminal_proof |
51318 | 1187 |
(global_terminal_proof meths) |
1188 |
(global_terminal_proof meths) global_done_proof; |
|
29350 | 1189 |
|
29346
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1190 |
end; |
fe6843aa4f5f
more precise is_relevant: requires original main goal, not initial goal state;
wenzelm
parents:
29090
diff
changeset
|
1191 |
|
29385
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1192 |
end; |
c96b91bab2e6
future_proof: refined version covers local_future_proof and global_future_proof;
wenzelm
parents:
29383
diff
changeset
|
1193 |