author | wenzelm |
Mon, 01 Mar 2010 17:07:36 +0100 | |
changeset 35412 | b8dead547d9e |
parent 35399 | 3881972fcfca |
child 35429 | afa8cf9e63d8 |
permissions | -rw-r--r-- |
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(* Title: Pure/Isar/proof_context.ML |
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Author: Markus Wenzel, TU Muenchen |
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The key concept of Isar proof contexts: elevates primitive local |
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reasoning Gamma |- phi to a structured concept, with generic context |
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elements. See also structure Variable and Assumption. |
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*) |
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signature PROOF_CONTEXT = |
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sig |
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val theory_of: Proof.context -> theory |
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val init: theory -> Proof.context |
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type mode |
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val mode_default: mode |
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val mode_stmt: mode |
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val mode_pattern: mode |
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val mode_schematic: mode |
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val mode_abbrev: mode |
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val set_mode: mode -> Proof.context -> Proof.context |
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val get_mode: Proof.context -> mode |
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val restore_mode: Proof.context -> Proof.context -> Proof.context |
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val abbrev_mode: Proof.context -> bool |
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val set_stmt: bool -> Proof.context -> Proof.context |
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val local_naming: Name_Space.naming |
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val map_naming: (Name_Space.naming -> Name_Space.naming) -> Proof.context -> Proof.context |
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val naming_of: Proof.context -> Name_Space.naming |
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val restore_naming: Proof.context -> Proof.context -> Proof.context |
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val full_name: Proof.context -> binding -> string |
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val syn_of: Proof.context -> Syntax.syntax |
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val consts_of: Proof.context -> Consts.T |
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val the_const_constraint: Proof.context -> string -> typ |
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val set_syntax_mode: Syntax.mode -> Proof.context -> Proof.context |
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val restore_syntax_mode: Proof.context -> Proof.context -> Proof.context |
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val facts_of: Proof.context -> Facts.T |
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val cases_of: Proof.context -> (string * (Rule_Cases.T * bool)) list |
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val transfer_syntax: theory -> Proof.context -> Proof.context |
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val transfer: theory -> Proof.context -> Proof.context |
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val theory: (theory -> theory) -> Proof.context -> Proof.context |
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val theory_result: (theory -> 'a * theory) -> Proof.context -> 'a * Proof.context |
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val extern_fact: Proof.context -> string -> xstring |
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val pretty_term_abbrev: Proof.context -> term -> Pretty.T |
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val pretty_fact_aux: Proof.context -> bool -> string * thm list -> Pretty.T |
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val pretty_fact: Proof.context -> string * thm list -> Pretty.T |
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val read_typ: Proof.context -> string -> typ |
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val read_typ_syntax: Proof.context -> string -> typ |
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val read_typ_abbrev: Proof.context -> string -> typ |
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val cert_typ: Proof.context -> typ -> typ |
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val cert_typ_syntax: Proof.context -> typ -> typ |
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val cert_typ_abbrev: Proof.context -> typ -> typ |
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val get_skolem: Proof.context -> string -> string |
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val revert_skolem: Proof.context -> string -> string |
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val infer_type: Proof.context -> string -> typ |
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val inferred_param: string -> Proof.context -> typ * Proof.context |
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val inferred_fixes: Proof.context -> (string * typ) list * Proof.context |
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val read_type_name: Proof.context -> bool -> string -> typ |
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val read_const_proper: Proof.context -> bool -> string -> term |
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val read_const: Proof.context -> bool -> string -> term |
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val allow_dummies: Proof.context -> Proof.context |
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val decode_term: Proof.context -> term -> term |
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val standard_infer_types: Proof.context -> term list -> term list |
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val read_term_pattern: Proof.context -> string -> term |
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val read_term_schematic: Proof.context -> string -> term |
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val read_term_abbrev: Proof.context -> string -> term |
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val expand_abbrevs: Proof.context -> term -> term |
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val cert_term: Proof.context -> term -> term |
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val cert_prop: Proof.context -> term -> term |
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val goal_export: Proof.context -> Proof.context -> thm list -> thm list |
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val export: Proof.context -> Proof.context -> thm list -> thm list |
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val export_morphism: Proof.context -> Proof.context -> morphism |
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val norm_export_morphism: Proof.context -> Proof.context -> morphism |
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val bind_terms: (indexname * term option) list -> Proof.context -> Proof.context |
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val auto_bind_goal: term list -> Proof.context -> Proof.context |
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val auto_bind_facts: term list -> Proof.context -> Proof.context |
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val match_bind: bool -> (string list * string) list -> Proof.context -> term list * Proof.context |
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val match_bind_i: bool -> (term list * term) list -> Proof.context -> term list * Proof.context |
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val read_propp: Proof.context * (string * string list) list list |
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-> Proof.context * (term * term list) list list |
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val cert_propp: Proof.context * (term * term list) list list |
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-> Proof.context * (term * term list) list list |
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val read_propp_schematic: Proof.context * (string * string list) list list |
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-> Proof.context * (term * term list) list list |
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val cert_propp_schematic: Proof.context * (term * term list) list list |
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-> Proof.context * (term * term list) list list |
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val bind_propp: Proof.context * (string * string list) list list |
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-> Proof.context * (term list list * (Proof.context -> Proof.context)) |
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val bind_propp_i: Proof.context * (term * term list) list list |
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-> Proof.context * (term list list * (Proof.context -> Proof.context)) |
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val bind_propp_schematic: Proof.context * (string * string list) list list |
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-> Proof.context * (term list list * (Proof.context -> Proof.context)) |
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val bind_propp_schematic_i: Proof.context * (term * term list) list list |
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-> Proof.context * (term list list * (Proof.context -> Proof.context)) |
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val fact_tac: thm list -> int -> tactic |
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val some_fact_tac: Proof.context -> int -> tactic |
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val get_fact: Proof.context -> Facts.ref -> thm list |
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val get_fact_single: Proof.context -> Facts.ref -> thm |
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val get_thms: Proof.context -> xstring -> thm list |
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val get_thm: Proof.context -> xstring -> thm |
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val note_thmss: string -> (Thm.binding * (thm list * attribute list) list) list -> |
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Proof.context -> (string * thm list) list * Proof.context |
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val put_thms: bool -> string * thm list option -> Proof.context -> Proof.context |
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val read_vars: (binding * string option * mixfix) list -> Proof.context -> |
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(binding * typ option * mixfix) list * Proof.context |
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val cert_vars: (binding * typ option * mixfix) list -> Proof.context -> |
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(binding * typ option * mixfix) list * Proof.context |
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val add_fixes: (binding * typ option * mixfix) list -> Proof.context -> |
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string list * Proof.context |
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val auto_fixes: Proof.context * (term list list * 'a) -> Proof.context * (term list list * 'a) |
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val bind_fixes: string list -> Proof.context -> (term -> term) * Proof.context |
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val add_assms: Assumption.export -> |
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(Thm.binding * (string * string list) list) list -> |
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Proof.context -> (string * thm list) list * Proof.context |
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val add_assms_i: Assumption.export -> |
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(Thm.binding * (term * term list) list) list -> |
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Proof.context -> (string * thm list) list * Proof.context |
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val add_cases: bool -> (string * Rule_Cases.T option) list -> Proof.context -> Proof.context |
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val apply_case: Rule_Cases.T -> Proof.context -> (string * term list) list * Proof.context |
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val get_case: Proof.context -> string -> string option list -> Rule_Cases.T |
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val type_notation: bool -> Syntax.mode -> (typ * mixfix) list -> Proof.context -> Proof.context |
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val notation: bool -> Syntax.mode -> (term * mixfix) list -> Proof.context -> Proof.context |
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val target_type_notation: bool -> Syntax.mode -> (typ * mixfix) list -> morphism -> |
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Context.generic -> Context.generic |
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val target_notation: bool -> Syntax.mode -> (term * mixfix) list -> morphism -> |
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Context.generic -> Context.generic |
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val add_const_constraint: string * typ option -> Proof.context -> Proof.context |
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val add_abbrev: string -> binding * term -> Proof.context -> (term * term) * Proof.context |
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val revert_abbrev: string -> string -> Proof.context -> Proof.context |
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val print_syntax: Proof.context -> unit |
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val print_abbrevs: Proof.context -> unit |
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val print_binds: Proof.context -> unit |
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val print_lthms: Proof.context -> unit |
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val print_cases: Proof.context -> unit |
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val debug: bool Unsynchronized.ref |
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val verbose: bool Unsynchronized.ref |
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val prems_limit: int Unsynchronized.ref |
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val pretty_ctxt: Proof.context -> Pretty.T list |
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val pretty_context: Proof.context -> Pretty.T list |
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end; |
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structure ProofContext: PROOF_CONTEXT = |
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struct |
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open ProofContext; |
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(** inner syntax mode **) |
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datatype mode = |
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Mode of |
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{stmt: bool, (*inner statement mode*) |
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pattern: bool, (*pattern binding schematic variables*) |
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schematic: bool, (*term referencing loose schematic variables*) |
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abbrev: bool}; (*abbrev mode -- no normalization*) |
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fun make_mode (stmt, pattern, schematic, abbrev) = |
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Mode {stmt = stmt, pattern = pattern, schematic = schematic, abbrev = abbrev}; |
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val mode_default = make_mode (false, false, false, false); |
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val mode_stmt = make_mode (true, false, false, false); |
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val mode_pattern = make_mode (false, true, false, false); |
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val mode_schematic = make_mode (false, false, true, false); |
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val mode_abbrev = make_mode (false, false, false, true); |
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(** Isar proof context information **) |
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datatype ctxt = |
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Ctxt of |
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{mode: mode, (*inner syntax mode*) |
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naming: Name_Space.naming, (*local naming conventions*) |
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syntax: Local_Syntax.T, (*local syntax*) |
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consts: Consts.T * Consts.T, (*local/global consts*) |
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facts: Facts.T, (*local facts*) |
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cases: (string * (Rule_Cases.T * bool)) list}; (*named case contexts*) |
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fun make_ctxt (mode, naming, syntax, consts, facts, cases) = |
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Ctxt {mode = mode, naming = naming, syntax = syntax, |
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consts = consts, facts = facts, cases = cases}; |
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val local_naming = Name_Space.default_naming |> Name_Space.add_path "local"; |
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structure ContextData = Proof_Data |
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( |
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type T = ctxt; |
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fun init thy = |
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make_ctxt (mode_default, local_naming, Local_Syntax.init thy, |
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(Sign.consts_of thy, Sign.consts_of thy), Facts.empty, []); |
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); |
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fun rep_context ctxt = ContextData.get ctxt |> (fn Ctxt args => args); |
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fun map_context f = |
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ContextData.map (fn Ctxt {mode, naming, syntax, consts, facts, cases} => |
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make_ctxt (f (mode, naming, syntax, consts, facts, cases))); |
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fun set_mode mode = map_context (fn (_, naming, syntax, consts, facts, cases) => |
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(mode, naming, syntax, consts, facts, cases)); |
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fun map_mode f = |
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map_context (fn (Mode {stmt, pattern, schematic, abbrev}, naming, syntax, consts, facts, cases) => |
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(make_mode (f (stmt, pattern, schematic, abbrev)), naming, syntax, consts, facts, cases)); |
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fun map_naming f = |
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map_context (fn (mode, naming, syntax, consts, facts, cases) => |
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(mode, f naming, syntax, consts, facts, cases)); |
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fun map_syntax f = |
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map_context (fn (mode, naming, syntax, consts, facts, cases) => |
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(mode, naming, f syntax, consts, facts, cases)); |
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fun map_consts f = |
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map_context (fn (mode, naming, syntax, consts, facts, cases) => |
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(mode, naming, syntax, f consts, facts, cases)); |
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fun map_facts f = |
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map_context (fn (mode, naming, syntax, consts, facts, cases) => |
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(mode, naming, syntax, consts, f facts, cases)); |
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fun map_cases f = |
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map_context (fn (mode, naming, syntax, consts, facts, cases) => |
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(mode, naming, syntax, consts, facts, f cases)); |
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|
223 |
val get_mode = #mode o rep_context; |
28407 | 224 |
val restore_mode = set_mode o get_mode; |
27286 | 225 |
val abbrev_mode = get_mode #> (fn Mode {abbrev, ...} => abbrev); |
21443
cc5095d57da4
added stmt mode, which affects naming/indexing of local facts;
wenzelm
parents:
21370
diff
changeset
|
226 |
|
24486 | 227 |
fun set_stmt stmt = |
228 |
map_mode (fn (_, pattern, schematic, abbrev) => (stmt, pattern, schematic, abbrev)); |
|
19001 | 229 |
|
230 |
val naming_of = #naming o rep_context; |
|
33165 | 231 |
val restore_naming = map_naming o K o naming_of |
33095
bbd52d2f8696
renamed NameSpace to Name_Space -- also to emphasize its subtle change in semantics;
wenzelm
parents:
33031
diff
changeset
|
232 |
val full_name = Name_Space.full_name o naming_of; |
5819 | 233 |
|
16540 | 234 |
val syntax_of = #syntax o rep_context; |
33387 | 235 |
val syn_of = Local_Syntax.syn_of o syntax_of; |
236 |
val set_syntax_mode = map_syntax o Local_Syntax.set_mode; |
|
237 |
val restore_syntax_mode = map_syntax o Local_Syntax.restore_mode o syntax_of; |
|
19001 | 238 |
|
25052 | 239 |
val consts_of = #1 o #consts o rep_context; |
24752 | 240 |
val the_const_constraint = Consts.the_constraint o consts_of; |
5819 | 241 |
|
26284 | 242 |
val facts_of = #facts o rep_context; |
16540 | 243 |
val cases_of = #cases o rep_context; |
5819 | 244 |
|
245 |
||
20367 | 246 |
(* theory transfer *) |
12093 | 247 |
|
19001 | 248 |
fun transfer_syntax thy = |
33387 | 249 |
map_syntax (Local_Syntax.rebuild thy) #> |
30424
692279df7cc2
Consts.eq_const is back again (cf. 907da436f8a9) -- required in ProofContext.transfer_syntax to prevent expensive merges of local_consts/global_consts;
wenzelm
parents:
30420
diff
changeset
|
250 |
map_consts (fn consts as (local_consts, global_consts) => |
692279df7cc2
Consts.eq_const is back again (cf. 907da436f8a9) -- required in ProofContext.transfer_syntax to prevent expensive merges of local_consts/global_consts;
wenzelm
parents:
30420
diff
changeset
|
251 |
let val thy_consts = Sign.consts_of thy in |
692279df7cc2
Consts.eq_const is back again (cf. 907da436f8a9) -- required in ProofContext.transfer_syntax to prevent expensive merges of local_consts/global_consts;
wenzelm
parents:
30420
diff
changeset
|
252 |
if Consts.eq_consts (thy_consts, global_consts) then consts |
692279df7cc2
Consts.eq_const is back again (cf. 907da436f8a9) -- required in ProofContext.transfer_syntax to prevent expensive merges of local_consts/global_consts;
wenzelm
parents:
30420
diff
changeset
|
253 |
else (Consts.merge (local_consts, thy_consts), thy_consts) |
692279df7cc2
Consts.eq_const is back again (cf. 907da436f8a9) -- required in ProofContext.transfer_syntax to prevent expensive merges of local_consts/global_consts;
wenzelm
parents:
30420
diff
changeset
|
254 |
end); |
17072 | 255 |
|
33031
b75c35574e04
backpatching of structure Proof and ProofContext -- avoid odd aliases;
wenzelm
parents:
32966
diff
changeset
|
256 |
fun transfer thy = Context.raw_transfer thy #> transfer_syntax thy; |
17072 | 257 |
|
20367 | 258 |
fun theory f ctxt = transfer (f (theory_of ctxt)) ctxt; |
259 |
||
260 |
fun theory_result f ctxt = |
|
261 |
let val (res, thy') = f (theory_of ctxt) |
|
262 |
in (res, ctxt |> transfer thy') end; |
|
19019 | 263 |
|
12093 | 264 |
|
265 |
||
14828 | 266 |
(** pretty printing **) |
267 |
||
28212 | 268 |
(* extern *) |
269 |
||
270 |
fun extern_fact ctxt name = |
|
271 |
let |
|
272 |
val local_facts = facts_of ctxt; |
|
273 |
val global_facts = PureThy.facts_of (theory_of ctxt); |
|
274 |
in |
|
275 |
if is_some (Facts.lookup (Context.Proof ctxt) local_facts name) |
|
276 |
then Facts.extern local_facts name |
|
277 |
else Facts.extern global_facts name |
|
278 |
end; |
|
279 |
||
280 |
||
281 |
(* pretty *) |
|
282 |
||
24922 | 283 |
fun pretty_term_abbrev ctxt = Syntax.pretty_term (set_mode mode_abbrev ctxt); |
14828 | 284 |
|
28212 | 285 |
fun pretty_fact_name ctxt a = Pretty.block |
286 |
[Pretty.markup (Markup.fact a) [Pretty.str (extern_fact ctxt a)], Pretty.str ":"]; |
|
28209
02f3222a392d
pretty_fact: extern fact name wrt. the given context, assuming that is the proper one for presentation;
wenzelm
parents:
28087
diff
changeset
|
287 |
|
32090
39acf19e9f3a
moved ProofContext.pretty_thm to Display.pretty_thm etc.;
wenzelm
parents:
32032
diff
changeset
|
288 |
fun pretty_fact_aux ctxt flag ("", ths) = |
39acf19e9f3a
moved ProofContext.pretty_thm to Display.pretty_thm etc.;
wenzelm
parents:
32032
diff
changeset
|
289 |
Display.pretty_thms_aux ctxt flag ths |
30723 | 290 |
| pretty_fact_aux ctxt flag (a, [th]) = Pretty.block |
32090
39acf19e9f3a
moved ProofContext.pretty_thm to Display.pretty_thm etc.;
wenzelm
parents:
32032
diff
changeset
|
291 |
[pretty_fact_name ctxt a, Pretty.brk 1, Display.pretty_thm_aux ctxt flag th] |
30723 | 292 |
| pretty_fact_aux ctxt flag (a, ths) = Pretty.block |
32090
39acf19e9f3a
moved ProofContext.pretty_thm to Display.pretty_thm etc.;
wenzelm
parents:
32032
diff
changeset
|
293 |
(Pretty.fbreaks (pretty_fact_name ctxt a :: map (Display.pretty_thm_aux ctxt flag) ths)); |
30723 | 294 |
|
295 |
fun pretty_fact ctxt = pretty_fact_aux ctxt true; |
|
14828 | 296 |
|
297 |
||
298 |
||
5819 | 299 |
(** prepare types **) |
300 |
||
24277 | 301 |
(* read_typ *) |
302 |
||
303 |
fun read_typ_mode mode ctxt s = |
|
24486 | 304 |
Syntax.read_typ (Type.set_mode mode ctxt) s; |
24277 | 305 |
|
306 |
val read_typ = read_typ_mode Type.mode_default; |
|
307 |
val read_typ_syntax = read_typ_mode Type.mode_syntax; |
|
308 |
val read_typ_abbrev = read_typ_mode Type.mode_abbrev; |
|
309 |
||
310 |
||
311 |
(* cert_typ *) |
|
312 |
||
313 |
fun cert_typ_mode mode ctxt T = |
|
314 |
Sign.certify_typ_mode mode (theory_of ctxt) T |
|
315 |
handle TYPE (msg, _, _) => error msg; |
|
316 |
||
317 |
val cert_typ = cert_typ_mode Type.mode_default; |
|
318 |
val cert_typ_syntax = cert_typ_mode Type.mode_syntax; |
|
319 |
val cert_typ_abbrev = cert_typ_mode Type.mode_abbrev; |
|
320 |
||
321 |
||
24388
cf24894b81ff
added inner syntax mode, includes former type_mode and is_stmt;
wenzelm
parents:
24371
diff
changeset
|
322 |
|
cf24894b81ff
added inner syntax mode, includes former type_mode and is_stmt;
wenzelm
parents:
24371
diff
changeset
|
323 |
(** prepare variables **) |
cf24894b81ff
added inner syntax mode, includes former type_mode and is_stmt;
wenzelm
parents:
24371
diff
changeset
|
324 |
|
7679 | 325 |
(* internalize Skolem constants *) |
326 |
||
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset
|
327 |
val lookup_skolem = AList.lookup (op =) o Variable.fixes_of; |
18187 | 328 |
fun get_skolem ctxt x = the_default x (lookup_skolem ctxt x); |
7679 | 329 |
|
18678 | 330 |
fun no_skolem internal x = |
20086
94ca946fb689
adapted to more efficient Name/Variable implementation;
wenzelm
parents:
20049
diff
changeset
|
331 |
if can Name.dest_skolem x then |
18678 | 332 |
error ("Illegal reference to internal Skolem constant: " ^ quote x) |
20086
94ca946fb689
adapted to more efficient Name/Variable implementation;
wenzelm
parents:
20049
diff
changeset
|
333 |
else if not internal andalso can Name.dest_internal x then |
18678 | 334 |
error ("Illegal reference to internal variable: " ^ quote x) |
7679 | 335 |
else x; |
336 |
||
337 |
||
26717
2e1c3a0e7308
revert_skolem: do not change non-reversible names;
wenzelm
parents:
26705
diff
changeset
|
338 |
(* revert Skolem constants -- if possible *) |
18255 | 339 |
|
26717
2e1c3a0e7308
revert_skolem: do not change non-reversible names;
wenzelm
parents:
26705
diff
changeset
|
340 |
fun revert_skolem ctxt x = |
2e1c3a0e7308
revert_skolem: do not change non-reversible names;
wenzelm
parents:
26705
diff
changeset
|
341 |
(case find_first (fn (_, y) => y = x) (Variable.fixes_of ctxt) of |
2e1c3a0e7308
revert_skolem: do not change non-reversible names;
wenzelm
parents:
26705
diff
changeset
|
342 |
SOME (x', _) => if lookup_skolem ctxt x' = SOME x then x' else x |
2e1c3a0e7308
revert_skolem: do not change non-reversible names;
wenzelm
parents:
26705
diff
changeset
|
343 |
| NONE => x); |
9133 | 344 |
|
8096 | 345 |
|
26705 | 346 |
(* default token translations *) |
347 |
||
348 |
local |
|
349 |
||
26717
2e1c3a0e7308
revert_skolem: do not change non-reversible names;
wenzelm
parents:
26705
diff
changeset
|
350 |
fun free_or_skolem ctxt x = |
2e1c3a0e7308
revert_skolem: do not change non-reversible names;
wenzelm
parents:
26705
diff
changeset
|
351 |
(if can Name.dest_skolem x then Pretty.mark Markup.skolem (Pretty.str (revert_skolem ctxt x)) |
2e1c3a0e7308
revert_skolem: do not change non-reversible names;
wenzelm
parents:
26705
diff
changeset
|
352 |
else Pretty.mark Markup.free (Pretty.str x)) |
26930
64e50d783276
default token translations: observe Sign.is_pretty_global for fixed variables;
wenzelm
parents:
26731
diff
changeset
|
353 |
|> Pretty.mark |
26939
1035c89b4c02
moved global pretty/string_of functions from Sign to Syntax;
wenzelm
parents:
26930
diff
changeset
|
354 |
(if Variable.is_fixed ctxt x orelse Syntax.is_pretty_global ctxt then Markup.fixed x |
26930
64e50d783276
default token translations: observe Sign.is_pretty_global for fixed variables;
wenzelm
parents:
26731
diff
changeset
|
355 |
else Markup.hilite); |
26705 | 356 |
|
357 |
fun var_or_skolem _ s = |
|
358 |
(case Lexicon.read_variable s of |
|
359 |
SOME (x, i) => |
|
360 |
(case try Name.dest_skolem x of |
|
361 |
NONE => Pretty.mark Markup.var (Pretty.str s) |
|
362 |
| SOME x' => Pretty.mark Markup.skolem |
|
32966
5b21661fe618
indicate CRITICAL nature of various setmp combinators;
wenzelm
parents:
32784
diff
changeset
|
363 |
(Pretty.str (setmp_CRITICAL show_question_marks true Term.string_of_vname (x', i)))) |
26705 | 364 |
| NONE => Pretty.mark Markup.var (Pretty.str s)); |
365 |
||
35399
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
366 |
fun class_markup _ c = (* FIXME authentic syntax *) |
27828
edafacb690a3
renamed Markup.class to Markup.tclass, to avoid potential conflicts with spacial meaning in markup languages (e.g. HTML);
wenzelm
parents:
27821
diff
changeset
|
367 |
Pretty.mark (Markup.tclassN, []) (Pretty.str c); |
26705 | 368 |
|
369 |
fun plain_markup m _ s = Pretty.mark m (Pretty.str s); |
|
370 |
||
371 |
val token_trans = |
|
372 |
Syntax.tokentrans_mode "" |
|
373 |
[("class", class_markup), |
|
374 |
("tfree", plain_markup Markup.tfree), |
|
375 |
("tvar", plain_markup Markup.tvar), |
|
376 |
("free", free_or_skolem), |
|
377 |
("bound", plain_markup Markup.bound), |
|
378 |
("var", var_or_skolem), |
|
29318
6337d1cb2ba0
added numeral, which supercedes num, xnum, float;
wenzelm
parents:
29006
diff
changeset
|
379 |
("numeral", plain_markup Markup.numeral), |
6337d1cb2ba0
added numeral, which supercedes num, xnum, float;
wenzelm
parents:
29006
diff
changeset
|
380 |
("inner_string", plain_markup Markup.inner_string)]; |
26705 | 381 |
|
382 |
in val _ = Context.>> (Context.map_theory (Sign.add_tokentrfuns token_trans)) end; |
|
383 |
||
384 |
||
18187 | 385 |
|
5819 | 386 |
(** prepare terms and propositions **) |
387 |
||
25328 | 388 |
(* inferred types of parameters *) |
389 |
||
390 |
fun infer_type ctxt x = |
|
391 |
Term.fastype_of (singleton (Syntax.check_terms (set_mode mode_schematic ctxt)) |
|
392 |
(Free (x, dummyT))); |
|
393 |
||
394 |
fun inferred_param x ctxt = |
|
395 |
let val T = infer_type ctxt x |
|
28082
37350f301128
explicit type Name.binding for higher-specification elements;
wenzelm
parents:
28017
diff
changeset
|
396 |
in (T, ctxt |> Variable.declare_term (Free (x, T))) end; |
25328 | 397 |
|
398 |
fun inferred_fixes ctxt = |
|
28082
37350f301128
explicit type Name.binding for higher-specification elements;
wenzelm
parents:
28017
diff
changeset
|
399 |
let |
37350f301128
explicit type Name.binding for higher-specification elements;
wenzelm
parents:
28017
diff
changeset
|
400 |
val xs = rev (map #2 (Variable.fixes_of ctxt)); |
37350f301128
explicit type Name.binding for higher-specification elements;
wenzelm
parents:
28017
diff
changeset
|
401 |
val (Ts, ctxt') = fold_map inferred_param xs ctxt; |
37350f301128
explicit type Name.binding for higher-specification elements;
wenzelm
parents:
28017
diff
changeset
|
402 |
in (xs ~~ Ts, ctxt') end; |
25328 | 403 |
|
404 |
||
405 |
(* type and constant names *) |
|
406 |
||
27821 | 407 |
local |
408 |
||
30573 | 409 |
val token_content = Syntax.read_token #>> Symbol_Pos.content; |
27821 | 410 |
|
35399
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
411 |
fun prep_const_proper ctxt strict (c, pos) = |
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
412 |
let |
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
413 |
fun err msg = error (msg ^ Position.str_of pos); |
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
414 |
val consts = consts_of ctxt; |
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
415 |
val t as Const (d, _) = |
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
416 |
(case Variable.lookup_const ctxt c of |
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
417 |
SOME d => |
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
418 |
Const (d, Consts.type_scheme (consts_of ctxt) d handle TYPE (msg, _, _) => err msg) |
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
419 |
| NONE => Consts.read_const consts c); |
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
420 |
val _ = |
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
421 |
if strict then ignore (Consts.the_type consts d) handle TYPE (msg, _, _) => err msg |
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
422 |
else (); |
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
423 |
val _ = Position.report (Markup.const d) pos; |
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
424 |
in t end; |
27821 | 425 |
|
426 |
in |
|
25328 | 427 |
|
35399
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
428 |
fun read_type_name ctxt strict text = |
27821 | 429 |
let |
430 |
val thy = theory_of ctxt; |
|
35399
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
431 |
val (c, pos) = token_content text; |
27821 | 432 |
in |
433 |
if Syntax.is_tid c then |
|
28411
93ec7fa3b3a0
back to plain Position.report for regular references;
wenzelm
parents:
28407
diff
changeset
|
434 |
(Position.report Markup.tfree pos; |
27821 | 435 |
TFree (c, the_default (Sign.defaultS thy) (Variable.def_sort ctxt (c, ~1)))) |
436 |
else |
|
437 |
let |
|
438 |
val d = Sign.intern_type thy c; |
|
35360
df2b2168e43a
clarified ProofContext.read_type_name/Args.type_name wrt strict logical constructors;
wenzelm
parents:
35262
diff
changeset
|
439 |
val decl = Sign.the_type_decl thy d; |
28411
93ec7fa3b3a0
back to plain Position.report for regular references;
wenzelm
parents:
28407
diff
changeset
|
440 |
val _ = Position.report (Markup.tycon d) pos; |
35360
df2b2168e43a
clarified ProofContext.read_type_name/Args.type_name wrt strict logical constructors;
wenzelm
parents:
35262
diff
changeset
|
441 |
fun err () = error ("Bad type name: " ^ quote d); |
df2b2168e43a
clarified ProofContext.read_type_name/Args.type_name wrt strict logical constructors;
wenzelm
parents:
35262
diff
changeset
|
442 |
val args = |
df2b2168e43a
clarified ProofContext.read_type_name/Args.type_name wrt strict logical constructors;
wenzelm
parents:
35262
diff
changeset
|
443 |
(case decl of |
df2b2168e43a
clarified ProofContext.read_type_name/Args.type_name wrt strict logical constructors;
wenzelm
parents:
35262
diff
changeset
|
444 |
Type.LogicalType n => n |
df2b2168e43a
clarified ProofContext.read_type_name/Args.type_name wrt strict logical constructors;
wenzelm
parents:
35262
diff
changeset
|
445 |
| Type.Abbreviation (vs, _, _) => if strict then err () else length vs |
df2b2168e43a
clarified ProofContext.read_type_name/Args.type_name wrt strict logical constructors;
wenzelm
parents:
35262
diff
changeset
|
446 |
| Type.Nonterminal => if strict then err () else 0); |
df2b2168e43a
clarified ProofContext.read_type_name/Args.type_name wrt strict logical constructors;
wenzelm
parents:
35262
diff
changeset
|
447 |
in Type (d, replicate args dummyT) end |
27821 | 448 |
end; |
25328 | 449 |
|
35399
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
450 |
fun read_const_proper ctxt strict = prep_const_proper ctxt strict o token_content; |
27821 | 451 |
|
35399
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
452 |
fun read_const ctxt strict text = |
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
453 |
let val (c, pos) = token_content text in |
27821 | 454 |
(case (lookup_skolem ctxt c, Variable.is_const ctxt c) of |
455 |
(SOME x, false) => |
|
28411
93ec7fa3b3a0
back to plain Position.report for regular references;
wenzelm
parents:
28407
diff
changeset
|
456 |
(Position.report (Markup.name x |
27821 | 457 |
(if can Name.dest_skolem x then Markup.skolem else Markup.free)) pos; |
458 |
Free (x, infer_type ctxt x)) |
|
35399
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
459 |
| _ => prep_const_proper ctxt strict (c, pos)) |
27821 | 460 |
end; |
461 |
||
462 |
end; |
|
25328 | 463 |
|
464 |
||
24684 | 465 |
(* read_term *) |
466 |
||
467 |
fun read_term_mode mode ctxt = Syntax.read_term (set_mode mode ctxt); |
|
468 |
||
469 |
val read_term_pattern = read_term_mode mode_pattern; |
|
470 |
val read_term_schematic = read_term_mode mode_schematic; |
|
471 |
val read_term_abbrev = read_term_mode mode_abbrev; |
|
472 |
||
473 |
||
19001 | 474 |
(* local abbreviations *) |
5819 | 475 |
|
26240 | 476 |
val tsig_of = Sign.tsig_of o ProofContext.theory_of; |
477 |
||
24501 | 478 |
local |
479 |
||
26731 | 480 |
fun certify_consts ctxt = Consts.certify (Syntax.pp ctxt) (tsig_of ctxt) |
27286 | 481 |
(not (abbrev_mode ctxt)) (consts_of ctxt); |
19001 | 482 |
|
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset
|
483 |
fun reject_schematic (Var (xi, _)) = |
22678 | 484 |
error ("Unbound schematic variable: " ^ Term.string_of_vname xi) |
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset
|
485 |
| reject_schematic (Abs (_, _, t)) = reject_schematic t |
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset
|
486 |
| reject_schematic (t $ u) = (reject_schematic t; reject_schematic u) |
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset
|
487 |
| reject_schematic _ = (); |
5819 | 488 |
|
24495 | 489 |
fun expand_binds ctxt = |
490 |
let val Mode {pattern, schematic, ...} = get_mode ctxt in |
|
491 |
if pattern then I |
|
492 |
else Variable.expand_binds ctxt #> (if schematic then I else tap reject_schematic) |
|
493 |
end; |
|
5819 | 494 |
|
24501 | 495 |
in |
496 |
||
497 |
fun expand_abbrevs ctxt = certify_consts ctxt #> expand_binds ctxt; |
|
498 |
||
499 |
end; |
|
500 |
||
5819 | 501 |
|
24922 | 502 |
fun contract_abbrevs ctxt t = |
503 |
let |
|
504 |
val thy = theory_of ctxt; |
|
505 |
val consts = consts_of ctxt; |
|
506 |
val Mode {abbrev, ...} = get_mode ctxt; |
|
30566
9643f54c4184
reverted abbreviations: improved performance via Item_Net.T;
wenzelm
parents:
30473
diff
changeset
|
507 |
val retrieve = Consts.retrieve_abbrevs consts (print_mode_value () @ [""]); |
9643f54c4184
reverted abbreviations: improved performance via Item_Net.T;
wenzelm
parents:
30473
diff
changeset
|
508 |
fun match_abbrev u = Option.map #1 (get_first (Pattern.match_rew thy u) (retrieve u)); |
24922 | 509 |
in |
25052 | 510 |
if abbrev orelse print_mode_active "no_abbrevs" orelse not (can Term.type_of t) then t |
35211
5d2fe4e09354
Use top-down rewriting to contract abbreviations.
berghofe
parents:
35141
diff
changeset
|
511 |
else Pattern.rewrite_term_top thy [] [match_abbrev] t |
24922 | 512 |
end; |
513 |
||
514 |
||
24518 | 515 |
(* patterns *) |
516 |
||
32003 | 517 |
fun prepare_patternT ctxt T = |
518 |
let |
|
519 |
val Mode {pattern, schematic, ...} = get_mode ctxt; |
|
520 |
val _ = |
|
521 |
pattern orelse schematic orelse |
|
522 |
T |> Term.exists_subtype |
|
523 |
(fn TVar (xi, _) => |
|
524 |
not (TypeInfer.is_param xi) andalso |
|
525 |
error ("Illegal schematic type variable: " ^ Term.string_of_vname xi) |
|
526 |
| _ => false) |
|
527 |
in T end; |
|
24518 | 528 |
|
22712 | 529 |
|
24505 | 530 |
local |
6550 | 531 |
|
33519 | 532 |
structure Allow_Dummies = Proof_Data(type T = bool fun init _ = false); |
27259 | 533 |
|
534 |
fun check_dummies ctxt t = |
|
30758 | 535 |
if Allow_Dummies.get ctxt then t |
27259 | 536 |
else Term.no_dummy_patterns t handle TERM _ => error "Illegal dummy pattern(s) in term"; |
537 |
||
24767 | 538 |
fun prepare_dummies ts = #1 (fold_map Term.replace_dummy_patterns ts 1); |
6762 | 539 |
|
27259 | 540 |
in |
6550 | 541 |
|
30758 | 542 |
val allow_dummies = Allow_Dummies.put true; |
24505 | 543 |
|
24684 | 544 |
fun prepare_patterns ctxt = |
24518 | 545 |
let val Mode {pattern, ...} = get_mode ctxt in |
24767 | 546 |
TypeInfer.fixate_params (Variable.names_of ctxt) #> |
547 |
pattern ? Variable.polymorphic ctxt #> |
|
24684 | 548 |
(map o Term.map_types) (prepare_patternT ctxt) #> |
27259 | 549 |
(if pattern then prepare_dummies else map (check_dummies ctxt)) |
24505 | 550 |
end; |
551 |
||
552 |
end; |
|
553 |
||
6550 | 554 |
|
22763 | 555 |
(* decoding raw terms (syntax trees) *) |
556 |
||
27286 | 557 |
(* types *) |
558 |
||
559 |
fun get_sort thy def_sort raw_env = |
|
560 |
let |
|
561 |
val tsig = Sign.tsig_of thy; |
|
562 |
||
563 |
fun eq ((xi, S), (xi', S')) = |
|
564 |
Term.eq_ix (xi, xi') andalso Type.eq_sort tsig (S, S'); |
|
565 |
val env = distinct eq raw_env; |
|
566 |
val _ = (case duplicates (eq_fst (op =)) env of [] => () |
|
567 |
| dups => error ("Inconsistent sort constraints for type variable(s) " |
|
568 |
^ commas_quote (map (Term.string_of_vname' o fst) dups))); |
|
569 |
||
570 |
fun get xi = |
|
571 |
(case (AList.lookup (op =) env xi, def_sort xi) of |
|
572 |
(NONE, NONE) => Type.defaultS tsig |
|
573 |
| (NONE, SOME S) => S |
|
574 |
| (SOME S, NONE) => S |
|
575 |
| (SOME S, SOME S') => |
|
576 |
if Type.eq_sort tsig (S, S') then S' |
|
30815 | 577 |
else error ("Sort constraint " ^ Syntax.string_of_sort_global thy S ^ |
578 |
" inconsistent with default " ^ Syntax.string_of_sort_global thy S' ^ |
|
579 |
" for type variable " ^ quote (Term.string_of_vname' xi))); |
|
27286 | 580 |
in get end; |
581 |
||
25353
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
582 |
local |
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
583 |
|
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
584 |
fun intern_skolem ctxt def_type x = |
22763 | 585 |
let |
25353
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
586 |
val _ = no_skolem false x; |
22763 | 587 |
val sko = lookup_skolem ctxt x; |
35399
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
588 |
val is_const = can (read_const_proper ctxt false) x orelse Long_Name.is_qualified x; |
22763 | 589 |
val is_declared = is_some (def_type (x, ~1)); |
25319
074d41176558
read_const/legacy_intern_skolem: cover consts within the local scope;
wenzelm
parents:
25168
diff
changeset
|
590 |
in |
25353
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
591 |
if Variable.is_const ctxt x then NONE |
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
592 |
else if is_some sko then sko |
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
593 |
else if not is_const orelse is_declared then SOME x |
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
594 |
else NONE |
25319
074d41176558
read_const/legacy_intern_skolem: cover consts within the local scope;
wenzelm
parents:
25168
diff
changeset
|
595 |
end; |
22763 | 596 |
|
25353
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
597 |
in |
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
598 |
|
24371 | 599 |
fun term_context ctxt = |
600 |
let val thy = theory_of ctxt in |
|
27286 | 601 |
{get_sort = get_sort thy (Variable.def_sort ctxt), |
35399
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
602 |
map_const = fn a => ((true, #1 (Term.dest_Const (read_const_proper ctxt false a))) |
27195 | 603 |
handle ERROR _ => (false, Consts.intern (consts_of ctxt) a)), |
25353
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
604 |
map_free = intern_skolem ctxt (Variable.def_type ctxt false), |
24371 | 605 |
map_type = Sign.intern_tycons thy, |
606 |
map_sort = Sign.intern_sort thy} |
|
607 |
end; |
|
608 |
||
22763 | 609 |
fun decode_term ctxt = |
24371 | 610 |
let val {get_sort, map_const, map_free, map_type, map_sort} = term_context ctxt |
22763 | 611 |
in Syntax.decode_term get_sort map_const map_free map_type map_sort end; |
612 |
||
10554 | 613 |
end; |
614 |
||
5819 | 615 |
|
616 |
(* certify terms *) |
|
617 |
||
10554 | 618 |
local |
619 |
||
24684 | 620 |
fun gen_cert prop ctxt t = |
621 |
t |
|
622 |
|> expand_abbrevs ctxt |
|
24961 | 623 |
|> (fn t' => #1 (Sign.certify' prop (Syntax.pp ctxt) false (consts_of ctxt) (theory_of ctxt) t') |
24684 | 624 |
handle TYPE (msg, _, _) => error msg |
625 |
| TERM (msg, _) => error msg); |
|
16501 | 626 |
|
10554 | 627 |
in |
8096 | 628 |
|
24684 | 629 |
val cert_term = gen_cert false; |
630 |
val cert_prop = gen_cert true; |
|
10554 | 631 |
|
632 |
end; |
|
5819 | 633 |
|
634 |
||
24495 | 635 |
(* type checking/inference *) |
22701 | 636 |
|
24495 | 637 |
fun standard_infer_types ctxt ts = |
638 |
let val Mode {pattern, ...} = get_mode ctxt in |
|
24961 | 639 |
TypeInfer.infer_types (Syntax.pp ctxt) (tsig_of ctxt) (Syntax.check_typs ctxt) |
24495 | 640 |
(try (Consts.the_constraint (consts_of ctxt))) (Variable.def_type ctxt pattern) |
27264 | 641 |
(Variable.names_of ctxt) (Variable.maxidx_of ctxt) ts |
24495 | 642 |
handle TYPE (msg, _, _) => error msg |
643 |
end; |
|
24486 | 644 |
|
25406 | 645 |
local |
646 |
||
24518 | 647 |
fun standard_typ_check ctxt = |
648 |
map (cert_typ_mode (Type.get_mode ctxt) ctxt) #> |
|
649 |
map (prepare_patternT ctxt); |
|
650 |
||
24769
1372969969e0
standard_term_check: include expand_abbrevs (back again);
wenzelm
parents:
24767
diff
changeset
|
651 |
fun standard_term_check ctxt = |
1372969969e0
standard_term_check: include expand_abbrevs (back again);
wenzelm
parents:
24767
diff
changeset
|
652 |
standard_infer_types ctxt #> |
1372969969e0
standard_term_check: include expand_abbrevs (back again);
wenzelm
parents:
24767
diff
changeset
|
653 |
map (expand_abbrevs ctxt); |
24922 | 654 |
|
655 |
fun standard_term_uncheck ctxt = |
|
656 |
map (contract_abbrevs ctxt); |
|
657 |
||
26463 | 658 |
fun add eq what f = Context.>> (what (fn xs => fn ctxt => |
659 |
let val xs' = f ctxt xs in if eq_list eq (xs, xs') then NONE else SOME (xs', ctxt) end)); |
|
24767 | 660 |
|
24518 | 661 |
in |
662 |
||
25060 | 663 |
val _ = add (op =) (Syntax.add_typ_check 0 "standard") standard_typ_check; |
664 |
val _ = add (op aconv) (Syntax.add_term_check 0 "standard") standard_term_check; |
|
665 |
val _ = add (op aconv) (Syntax.add_term_check 100 "fixate") prepare_patterns; |
|
24922 | 666 |
|
25060 | 667 |
val _ = add (op aconv) (Syntax.add_term_uncheck 0 "standard") standard_term_uncheck; |
22701 | 668 |
|
24518 | 669 |
end; |
22701 | 670 |
|
671 |
||
9553 | 672 |
|
24767 | 673 |
(** inner syntax operations **) |
24371 | 674 |
|
675 |
local |
|
676 |
||
27754 | 677 |
fun parse_sort ctxt text = |
678 |
let |
|
28411
93ec7fa3b3a0
back to plain Position.report for regular references;
wenzelm
parents:
28407
diff
changeset
|
679 |
val (syms, pos) = Syntax.parse_token Markup.sort text; |
27785
3bf65bfda540
parse_token: use Syntax.read_token, pass full position information;
wenzelm
parents:
27754
diff
changeset
|
680 |
val S = Syntax.standard_parse_sort ctxt (syn_of ctxt) |
3bf65bfda540
parse_token: use Syntax.read_token, pass full position information;
wenzelm
parents:
27754
diff
changeset
|
681 |
(Sign.intern_sort (theory_of ctxt)) (syms, pos) |
27754 | 682 |
handle ERROR msg => cat_error msg ("Failed to parse sort" ^ Position.str_of pos) |
683 |
in S end; |
|
684 |
||
685 |
fun parse_typ ctxt text = |
|
24371 | 686 |
let |
687 |
val thy = ProofContext.theory_of ctxt; |
|
27286 | 688 |
val get_sort = get_sort thy (Variable.def_sort ctxt); |
27754 | 689 |
|
28411
93ec7fa3b3a0
back to plain Position.report for regular references;
wenzelm
parents:
28407
diff
changeset
|
690 |
val (syms, pos) = Syntax.parse_token Markup.typ text; |
24371 | 691 |
val T = Sign.intern_tycons thy |
27785
3bf65bfda540
parse_token: use Syntax.read_token, pass full position information;
wenzelm
parents:
27754
diff
changeset
|
692 |
(Syntax.standard_parse_typ ctxt (syn_of ctxt) get_sort (Sign.intern_sort thy) (syms, pos)) |
27754 | 693 |
handle ERROR msg => cat_error msg ("Failed to parse type" ^ Position.str_of pos); |
694 |
in T end; |
|
24371 | 695 |
|
27754 | 696 |
fun parse_term T ctxt text = |
24371 | 697 |
let |
698 |
val thy = theory_of ctxt; |
|
27754 | 699 |
val {get_sort, map_const, map_free, map_type, map_sort} = term_context ctxt; |
700 |
||
25168
2650a4a6ad3e
parse_term: invoke full Syntax.check_term, not just standard_infer_types;
wenzelm
parents:
25159
diff
changeset
|
701 |
val (T', _) = TypeInfer.paramify_dummies T 0; |
27821 | 702 |
val (markup, kind) = if T' = propT then (Markup.prop, "proposition") else (Markup.term, "term"); |
28411
93ec7fa3b3a0
back to plain Position.report for regular references;
wenzelm
parents:
28407
diff
changeset
|
703 |
val (syms, pos) = Syntax.parse_token markup text; |
27754 | 704 |
|
25476
03da46cfab9e
standard_parse_term: check ambiguous results without changing the result yet;
wenzelm
parents:
25461
diff
changeset
|
705 |
fun check t = (Syntax.check_term ctxt (TypeInfer.constrain T' t); NONE) |
03da46cfab9e
standard_parse_term: check ambiguous results without changing the result yet;
wenzelm
parents:
25461
diff
changeset
|
706 |
handle ERROR msg => SOME msg; |
27785
3bf65bfda540
parse_token: use Syntax.read_token, pass full position information;
wenzelm
parents:
27754
diff
changeset
|
707 |
val t = Syntax.standard_parse_term (Syntax.pp ctxt) check get_sort map_const map_free |
3bf65bfda540
parse_token: use Syntax.read_token, pass full position information;
wenzelm
parents:
27754
diff
changeset
|
708 |
map_type map_sort ctxt (Sign.is_logtype thy) (syn_of ctxt) T' (syms, pos) |
27754 | 709 |
handle ERROR msg => cat_error msg ("Failed to parse " ^ kind ^ Position.str_of pos); |
710 |
in t end; |
|
24371 | 711 |
|
24922 | 712 |
|
713 |
fun unparse_sort ctxt S = |
|
714 |
Syntax.standard_unparse_sort ctxt (syn_of ctxt) (Sign.extern_sort (theory_of ctxt) S); |
|
715 |
||
716 |
fun unparse_typ ctxt T = |
|
717 |
Syntax.standard_unparse_typ ctxt (syn_of ctxt) (Sign.extern_typ (theory_of ctxt) T); |
|
718 |
||
719 |
fun unparse_term ctxt t = |
|
720 |
let |
|
721 |
val thy = theory_of ctxt; |
|
722 |
val syntax = syntax_of ctxt; |
|
723 |
val consts = consts_of ctxt; |
|
724 |
in |
|
725 |
t |
|
35255 | 726 |
|> Sign.extern_term thy |
33387 | 727 |
|> Local_Syntax.extern_term syntax |
35255 | 728 |
|> Syntax.standard_unparse_term (Consts.extern consts) ctxt |
729 |
(Local_Syntax.syn_of syntax) (not (PureThy.old_appl_syntax thy)) |
|
24922 | 730 |
end; |
731 |
||
24371 | 732 |
in |
733 |
||
24767 | 734 |
val _ = Syntax.install_operations |
735 |
{parse_sort = parse_sort, |
|
736 |
parse_typ = parse_typ, |
|
737 |
parse_term = parse_term dummyT, |
|
738 |
parse_prop = parse_term propT, |
|
24922 | 739 |
unparse_sort = unparse_sort, |
740 |
unparse_typ = unparse_typ, |
|
741 |
unparse_term = unparse_term}; |
|
24371 | 742 |
|
743 |
end; |
|
744 |
||
745 |
||
746 |
||
21610 | 747 |
(** export results **) |
21531 | 748 |
|
20310 | 749 |
fun common_export is_goal inner outer = |
750 |
map (Assumption.export is_goal inner outer) #> |
|
751 |
Variable.export inner outer; |
|
8616
90d2fed59be1
support Hindley-Milner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset
|
752 |
|
20310 | 753 |
val goal_export = common_export true; |
754 |
val export = common_export false; |
|
12704 | 755 |
|
21531 | 756 |
fun export_morphism inner outer = |
757 |
Assumption.export_morphism inner outer $> |
|
758 |
Variable.export_morphism inner outer; |
|
759 |
||
28396 | 760 |
fun norm_export_morphism inner outer = |
761 |
export_morphism inner outer $> |
|
762 |
Morphism.thm_morphism Goal.norm_result; |
|
763 |
||
21531 | 764 |
|
15758
07e382399a96
binds/thms: do not store options, but delete from table;
wenzelm
parents:
15750
diff
changeset
|
765 |
|
30757
2d2076300185
replaced add_binds(_i) by bind_terms -- internal version only;
wenzelm
parents:
30723
diff
changeset
|
766 |
(** term bindings **) |
5819 | 767 |
|
8096 | 768 |
(* simult_matches *) |
769 |
||
19867 | 770 |
fun simult_matches ctxt (t, pats) = |
771 |
(case Seq.pull (Unify.matchers (theory_of ctxt) (map (rpair t) pats)) of |
|
772 |
NONE => error "Pattern match failed!" |
|
32032 | 773 |
| SOME (env, _) => Vartab.fold (fn (v, (_, t)) => cons (v, t)) (Envir.term_env env) []); |
8096 | 774 |
|
775 |
||
30757
2d2076300185
replaced add_binds(_i) by bind_terms -- internal version only;
wenzelm
parents:
30723
diff
changeset
|
776 |
(* bind_terms *) |
7925 | 777 |
|
30757
2d2076300185
replaced add_binds(_i) by bind_terms -- internal version only;
wenzelm
parents:
30723
diff
changeset
|
778 |
val bind_terms = fold (fn (xi, t) => fn ctxt => |
24511
69d270cc7e4f
removed obsolete read/cert variations (cf. Syntax.read/check);
wenzelm
parents:
24505
diff
changeset
|
779 |
ctxt |
30757
2d2076300185
replaced add_binds(_i) by bind_terms -- internal version only;
wenzelm
parents:
30723
diff
changeset
|
780 |
|> Variable.bind_term (xi, Option.map (cert_term (set_mode mode_default ctxt)) t)); |
5819 | 781 |
|
30757
2d2076300185
replaced add_binds(_i) by bind_terms -- internal version only;
wenzelm
parents:
30723
diff
changeset
|
782 |
|
2d2076300185
replaced add_binds(_i) by bind_terms -- internal version only;
wenzelm
parents:
30723
diff
changeset
|
783 |
(* auto_bind *) |
10810 | 784 |
|
20330 | 785 |
fun drop_schematic (b as (xi, SOME t)) = if Term.exists_subterm is_Var t then (xi, NONE) else b |
10554 | 786 |
| drop_schematic b = b; |
787 |
||
30757
2d2076300185
replaced add_binds(_i) by bind_terms -- internal version only;
wenzelm
parents:
30723
diff
changeset
|
788 |
fun auto_bind f ts ctxt = ctxt |> bind_terms (map drop_schematic (f (theory_of ctxt) ts)); |
8616
90d2fed59be1
support Hindley-Milner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset
|
789 |
|
33386 | 790 |
val auto_bind_goal = auto_bind Auto_Bind.goal; |
791 |
val auto_bind_facts = auto_bind Auto_Bind.facts; |
|
7925 | 792 |
|
5819 | 793 |
|
8096 | 794 |
(* match_bind(_i) *) |
5819 | 795 |
|
8096 | 796 |
local |
797 |
||
24684 | 798 |
fun gen_bind prep_terms gen raw_binds ctxt = |
5819 | 799 |
let |
24684 | 800 |
fun prep_bind (raw_pats, t) ctxt1 = |
801 |
let |
|
802 |
val T = Term.fastype_of t; |
|
803 |
val ctxt2 = Variable.declare_term t ctxt1; |
|
804 |
val pats = prep_terms (set_mode mode_pattern ctxt2) T raw_pats; |
|
805 |
val binds = simult_matches ctxt2 (t, pats); |
|
806 |
in (binds, ctxt2) end; |
|
7670 | 807 |
|
24686 | 808 |
val ts = prep_terms ctxt dummyT (map snd raw_binds); |
809 |
val (binds, ctxt') = apfst flat (fold_map prep_bind (map fst raw_binds ~~ ts) ctxt); |
|
8616
90d2fed59be1
support Hindley-Milner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset
|
810 |
val binds' = |
19916
3bbb9cc5d4f1
export: simultaneous facts, refer to Variable.export;
wenzelm
parents:
19897
diff
changeset
|
811 |
if gen then map #1 binds ~~ Variable.exportT_terms ctxt' ctxt (map #2 binds) |
8616
90d2fed59be1
support Hindley-Milner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset
|
812 |
else binds; |
15531 | 813 |
val binds'' = map (apsnd SOME) binds'; |
18310 | 814 |
val ctxt'' = |
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset
|
815 |
tap (Variable.warn_extra_tfrees ctxt) |
18310 | 816 |
(if gen then |
30757
2d2076300185
replaced add_binds(_i) by bind_terms -- internal version only;
wenzelm
parents:
30723
diff
changeset
|
817 |
ctxt (*sic!*) |> fold Variable.declare_term (map #2 binds') |> bind_terms binds'' |
2d2076300185
replaced add_binds(_i) by bind_terms -- internal version only;
wenzelm
parents:
30723
diff
changeset
|
818 |
else ctxt' |> bind_terms binds''); |
18310 | 819 |
in (ts, ctxt'') end; |
8096 | 820 |
|
821 |
in |
|
5935 | 822 |
|
24684 | 823 |
fun read_terms ctxt T = |
824 |
map (Syntax.parse_term ctxt #> TypeInfer.constrain T) #> Syntax.check_terms ctxt; |
|
825 |
||
826 |
val match_bind = gen_bind read_terms; |
|
827 |
val match_bind_i = gen_bind (fn ctxt => fn _ => map (cert_term ctxt)); |
|
8096 | 828 |
|
829 |
end; |
|
5935 | 830 |
|
831 |
||
10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous type-inference);
wenzelm
parents:
10381
diff
changeset
|
832 |
(* propositions with patterns *) |
5935 | 833 |
|
10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous type-inference);
wenzelm
parents:
10381
diff
changeset
|
834 |
local |
8096 | 835 |
|
24684 | 836 |
fun prep_propp mode prep_props (context, args) = |
10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous type-inference);
wenzelm
parents:
10381
diff
changeset
|
837 |
let |
19585 | 838 |
fun prep (_, raw_pats) (ctxt, prop :: props) = |
24684 | 839 |
let val ctxt' = Variable.declare_term prop ctxt |
840 |
in ((prop, prep_props (set_mode mode_pattern ctxt') raw_pats), (ctxt', props)) end; |
|
841 |
||
17860
b4cf247ea0d2
note_thmss, read/cert_vars etc.: natural argument order;
wenzelm
parents:
17756
diff
changeset
|
842 |
val (propp, (context', _)) = (fold_map o fold_map) prep args |
24684 | 843 |
(context, prep_props (set_mode mode context) (maps (map fst) args)); |
10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous type-inference);
wenzelm
parents:
10381
diff
changeset
|
844 |
in (context', propp) end; |
5935 | 845 |
|
24684 | 846 |
fun gen_bind_propp mode parse_prop (ctxt, raw_args) = |
8096 | 847 |
let |
24684 | 848 |
val (ctxt', args) = prep_propp mode parse_prop (ctxt, raw_args); |
19585 | 849 |
val binds = flat (flat (map (map (simult_matches ctxt')) args)); |
10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous type-inference);
wenzelm
parents:
10381
diff
changeset
|
850 |
val propss = map (map #1) args; |
8616
90d2fed59be1
support Hindley-Milner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset
|
851 |
|
10554 | 852 |
(*generalize result: context evaluated now, binds added later*) |
19916
3bbb9cc5d4f1
export: simultaneous facts, refer to Variable.export;
wenzelm
parents:
19897
diff
changeset
|
853 |
val gen = Variable.exportT_terms ctxt' ctxt; |
30757
2d2076300185
replaced add_binds(_i) by bind_terms -- internal version only;
wenzelm
parents:
30723
diff
changeset
|
854 |
fun gen_binds c = c |> bind_terms (map #1 binds ~~ map SOME (gen (map #2 binds))); |
2d2076300185
replaced add_binds(_i) by bind_terms -- internal version only;
wenzelm
parents:
30723
diff
changeset
|
855 |
in (ctxt' |> bind_terms (map (apsnd SOME) binds), (propss, gen_binds)) end; |
8096 | 856 |
|
10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous type-inference);
wenzelm
parents:
10381
diff
changeset
|
857 |
in |
4aa6f8b5cdc4
added read_terms, read_props (simulataneous type-inference);
wenzelm
parents:
10381
diff
changeset
|
858 |
|
24684 | 859 |
val read_propp = prep_propp mode_default Syntax.read_props; |
860 |
val cert_propp = prep_propp mode_default (map o cert_prop); |
|
861 |
val read_propp_schematic = prep_propp mode_schematic Syntax.read_props; |
|
862 |
val cert_propp_schematic = prep_propp mode_schematic (map o cert_prop); |
|
10554 | 863 |
|
24684 | 864 |
val bind_propp = gen_bind_propp mode_default Syntax.read_props; |
865 |
val bind_propp_i = gen_bind_propp mode_default (map o cert_prop); |
|
866 |
val bind_propp_schematic = gen_bind_propp mode_schematic Syntax.read_props; |
|
867 |
val bind_propp_schematic_i = gen_bind_propp mode_schematic (map o cert_prop); |
|
6789 | 868 |
|
10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous type-inference);
wenzelm
parents:
10381
diff
changeset
|
869 |
end; |
4aa6f8b5cdc4
added read_terms, read_props (simulataneous type-inference);
wenzelm
parents:
10381
diff
changeset
|
870 |
|
6789 | 871 |
|
5819 | 872 |
|
873 |
(** theorems **) |
|
874 |
||
18042 | 875 |
(* fact_tac *) |
876 |
||
27867 | 877 |
fun comp_incr_tac [] _ = no_tac |
878 |
| comp_incr_tac (th :: ths) i = |
|
879 |
(fn st => Goal.compose_hhf_tac (Drule.incr_indexes st th) i st) APPEND comp_incr_tac ths i; |
|
18042 | 880 |
|
21687 | 881 |
fun fact_tac facts = Goal.norm_hhf_tac THEN' comp_incr_tac facts; |
18122 | 882 |
|
27867 | 883 |
fun potential_facts ctxt prop = |
884 |
Facts.could_unify (facts_of ctxt) (Term.strip_all_body prop); |
|
885 |
||
886 |
fun some_fact_tac ctxt = SUBGOAL (fn (goal, i) => fact_tac (potential_facts ctxt goal) i); |
|
18042 | 887 |
|
888 |
||
6091 | 889 |
(* get_thm(s) *) |
5819 | 890 |
|
26361 | 891 |
local |
892 |
||
26687 | 893 |
fun retrieve_thms pick ctxt (Facts.Fact s) = |
16501 | 894 |
let |
27867 | 895 |
val (_, pos) = Syntax.read_token s; |
24511
69d270cc7e4f
removed obsolete read/cert variations (cf. Syntax.read/check);
wenzelm
parents:
24505
diff
changeset
|
896 |
val prop = Syntax.read_prop (set_mode mode_default ctxt) s |
69d270cc7e4f
removed obsolete read/cert variations (cf. Syntax.read/check);
wenzelm
parents:
24505
diff
changeset
|
897 |
|> singleton (Variable.polymorphic ctxt); |
27867 | 898 |
|
899 |
fun prove_fact th = |
|
33700 | 900 |
Goal.prove ctxt [] [] prop (K (ALLGOALS (fact_tac [th]))); |
27867 | 901 |
val res = |
902 |
(case get_first (try prove_fact) (potential_facts ctxt prop) of |
|
903 |
SOME res => res |
|
904 |
| NONE => error ("Failed to retrieve literal fact" ^ Position.str_of pos ^ ":\n" ^ |
|
905 |
Syntax.string_of_term ctxt prop)) |
|
906 |
in pick "" [res] end |
|
26687 | 907 |
| retrieve_thms pick ctxt xthmref = |
18042 | 908 |
let |
909 |
val thy = theory_of ctxt; |
|
26284 | 910 |
val local_facts = facts_of ctxt; |
26673 | 911 |
val thmref = Facts.map_name_of_ref (Facts.intern local_facts) xthmref; |
26336
a0e2b706ce73
renamed datatype thmref to Facts.ref, tuned interfaces;
wenzelm
parents:
26321
diff
changeset
|
912 |
val name = Facts.name_of_ref thmref; |
27821 | 913 |
val pos = Facts.pos_of_ref xthmref; |
24012 | 914 |
val thms = |
915 |
if name = "" then [Thm.transfer thy Drule.dummy_thm] |
|
916 |
else |
|
26393 | 917 |
(case Facts.lookup (Context.Proof ctxt) local_facts name of |
28411
93ec7fa3b3a0
back to plain Position.report for regular references;
wenzelm
parents:
28407
diff
changeset
|
918 |
SOME (_, ths) => (Position.report (Markup.local_fact name) pos; |
27821 | 919 |
map (Thm.transfer thy) (Facts.select thmref ths)) |
26687 | 920 |
| NONE => PureThy.get_fact (Context.Proof ctxt) thy xthmref); |
24012 | 921 |
in pick name thms end; |
5819 | 922 |
|
26361 | 923 |
in |
26346
17debd2fff8e
simplified get_thm(s): back to plain name argument;
wenzelm
parents:
26336
diff
changeset
|
924 |
|
26687 | 925 |
val get_fact = retrieve_thms (K I); |
926 |
val get_fact_single = retrieve_thms Facts.the_single; |
|
26346
17debd2fff8e
simplified get_thm(s): back to plain name argument;
wenzelm
parents:
26336
diff
changeset
|
927 |
|
26361 | 928 |
fun get_thms ctxt = get_fact ctxt o Facts.named; |
929 |
fun get_thm ctxt = get_fact_single ctxt o Facts.named; |
|
930 |
||
931 |
end; |
|
5819 | 932 |
|
933 |
||
26284 | 934 |
(* facts *) |
5819 | 935 |
|
28082
37350f301128
explicit type Name.binding for higher-specification elements;
wenzelm
parents:
28017
diff
changeset
|
936 |
local |
37350f301128
explicit type Name.binding for higher-specification elements;
wenzelm
parents:
28017
diff
changeset
|
937 |
|
28965 | 938 |
fun update_thms _ (b, NONE) ctxt = ctxt |> map_facts (Facts.del (full_name ctxt b)) |
28861 | 939 |
| update_thms do_props (b, SOME ths) ctxt = ctxt |> map_facts |
28864 | 940 |
(Facts.add_local do_props (naming_of ctxt) (b, ths) #> snd); |
5819 | 941 |
|
30761
ac7570d80c3d
renamed ProofContext.note_thmss_i to ProofContext.note_thmss, eliminated obsolete external version;
wenzelm
parents:
30758
diff
changeset
|
942 |
in |
ac7570d80c3d
renamed ProofContext.note_thmss_i to ProofContext.note_thmss, eliminated obsolete external version;
wenzelm
parents:
30758
diff
changeset
|
943 |
|
ac7570d80c3d
renamed ProofContext.note_thmss_i to ProofContext.note_thmss, eliminated obsolete external version;
wenzelm
parents:
30758
diff
changeset
|
944 |
fun note_thmss kind = fold_map (fn ((b, more_attrs), raw_facts) => fn ctxt => |
5819 | 945 |
let |
28941 | 946 |
val pos = Binding.pos_of b; |
28965 | 947 |
val name = full_name ctxt b; |
33383 | 948 |
val _ = Context_Position.report_visible ctxt (Markup.local_fact_decl name) pos; |
28082
37350f301128
explicit type Name.binding for higher-specification elements;
wenzelm
parents:
28017
diff
changeset
|
949 |
|
33700 | 950 |
val facts = PureThy.name_thmss false name raw_facts; |
21443
cc5095d57da4
added stmt mode, which affects naming/indexing of local facts;
wenzelm
parents:
21370
diff
changeset
|
951 |
fun app (th, attrs) x = |
30761
ac7570d80c3d
renamed ProofContext.note_thmss_i to ProofContext.note_thmss, eliminated obsolete external version;
wenzelm
parents:
30758
diff
changeset
|
952 |
swap (Library.foldl_map |
ac7570d80c3d
renamed ProofContext.note_thmss_i to ProofContext.note_thmss, eliminated obsolete external version;
wenzelm
parents:
30758
diff
changeset
|
953 |
(Thm.proof_attributes (surround (Thm.kind kind) (attrs @ more_attrs))) (x, th)); |
21443
cc5095d57da4
added stmt mode, which affects naming/indexing of local facts;
wenzelm
parents:
21370
diff
changeset
|
954 |
val (res, ctxt') = fold_map app facts ctxt; |
33700 | 955 |
val thms = PureThy.name_thms false false name (flat res); |
24388
cf24894b81ff
added inner syntax mode, includes former type_mode and is_stmt;
wenzelm
parents:
24371
diff
changeset
|
956 |
val Mode {stmt, ...} = get_mode ctxt; |
28861 | 957 |
in ((name, thms), ctxt' |> update_thms stmt (b, SOME thms)) end); |
12711 | 958 |
|
28417 | 959 |
fun put_thms do_props thms ctxt = ctxt |
960 |
|> map_naming (K local_naming) |
|
33383 | 961 |
|> Context_Position.set_visible false |
28965 | 962 |
|> update_thms do_props (apfst Binding.name thms) |
33383 | 963 |
|> Context_Position.restore_visible ctxt |
28417 | 964 |
|> restore_naming ctxt; |
28082
37350f301128
explicit type Name.binding for higher-specification elements;
wenzelm
parents:
28017
diff
changeset
|
965 |
|
12711 | 966 |
end; |
9196 | 967 |
|
5819 | 968 |
|
969 |
||
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
970 |
(** parameters **) |
17360
fa1f262dbc4e
added add_view, export_view (supercedes adhoc view arguments);
wenzelm
parents:
17221
diff
changeset
|
971 |
|
8096 | 972 |
(* variables *) |
973 |
||
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset
|
974 |
fun declare_var (x, opt_T, mx) ctxt = |
22701 | 975 |
let val T = (case opt_T of SOME T => T | NONE => Syntax.mixfixT mx) |
20163 | 976 |
in ((x, T, mx), ctxt |> Variable.declare_constraints (Free (x, T))) end; |
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset
|
977 |
|
10381 | 978 |
local |
979 |
||
25353
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
980 |
fun prep_vars prep_typ internal = |
35129 | 981 |
fold_map (fn (b, raw_T, mx) => fn ctxt => |
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
982 |
let |
35129 | 983 |
val x = Name.of_binding b; |
25353
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
984 |
val _ = Syntax.is_identifier (no_skolem internal x) orelse |
35129 | 985 |
error ("Illegal variable name: " ^ quote (Binding.str_of b)); |
12504 | 986 |
|
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
987 |
fun cond_tvars T = |
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
988 |
if internal then T |
18678 | 989 |
else Type.no_tvars T handle TYPE (msg, _, _) => error msg; |
24277 | 990 |
val opt_T = Option.map (cond_tvars o cert_typ ctxt o prep_typ ctxt) raw_T; |
35129 | 991 |
val (_, ctxt') = ctxt |> declare_var (x, opt_T, mx); |
992 |
in ((b, opt_T, mx), ctxt') end); |
|
8096 | 993 |
|
10381 | 994 |
in |
995 |
||
25353
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
996 |
val read_vars = prep_vars Syntax.parse_typ false; |
17f04d987f37
removed unused read_termTs_schematic, read/cert_vars_legacy, add_fixes_legacy;
wenzelm
parents:
25345
diff
changeset
|
997 |
val cert_vars = prep_vars (K I) true; |
8096 | 998 |
|
10381 | 999 |
end; |
1000 |
||
8096 | 1001 |
|
19681 | 1002 |
(* authentic constants *) |
19663 | 1003 |
|
25159
1822da5446bc
added XCONST syntax (keeps original spelling of const);
wenzelm
parents:
25133
diff
changeset
|
1004 |
local |
1822da5446bc
added XCONST syntax (keeps original spelling of const);
wenzelm
parents:
25133
diff
changeset
|
1005 |
|
1822da5446bc
added XCONST syntax (keeps original spelling of const);
wenzelm
parents:
25133
diff
changeset
|
1006 |
fun const_ast_tr intern ctxt [Syntax.Variable c] = |
19681 | 1007 |
let |
35399
3881972fcfca
clarified ProofContext.read_const(_proper)/Args.const(_proper) wrt. strict logical consts;
wenzelm
parents:
35360
diff
changeset
|
1008 |
val Const (c', _) = read_const_proper ctxt false c; |
35262
9ea4445d2ccf
slightly more abstract syntax mark/unmark operations;
wenzelm
parents:
35255
diff
changeset
|
1009 |
val d = if intern then Syntax.mark_const c' else c; |
25159
1822da5446bc
added XCONST syntax (keeps original spelling of const);
wenzelm
parents:
25133
diff
changeset
|
1010 |
in Syntax.Constant d end |
1822da5446bc
added XCONST syntax (keeps original spelling of const);
wenzelm
parents:
25133
diff
changeset
|
1011 |
| const_ast_tr _ _ asts = raise Syntax.AST ("const_ast_tr", asts); |
1822da5446bc
added XCONST syntax (keeps original spelling of const);
wenzelm
parents:
25133
diff
changeset
|
1012 |
|
1822da5446bc
added XCONST syntax (keeps original spelling of const);
wenzelm
parents:
25133
diff
changeset
|
1013 |
in |
19681 | 1014 |
|
26463 | 1015 |
val _ = Context.>> (Context.map_theory |
19681 | 1016 |
(Sign.add_syntax |
28856
5e009a80fe6d
Pure syntax: more coherent treatment of aprop, permanent TERM and &&&;
wenzelm
parents:
28792
diff
changeset
|
1017 |
[("_context_const", "id => logic", Delimfix "CONST _"), |
5e009a80fe6d
Pure syntax: more coherent treatment of aprop, permanent TERM and &&&;
wenzelm
parents:
28792
diff
changeset
|
1018 |
("_context_const", "id => aprop", Delimfix "CONST _"), |
5e009a80fe6d
Pure syntax: more coherent treatment of aprop, permanent TERM and &&&;
wenzelm
parents:
28792
diff
changeset
|
1019 |
("_context_const", "longid => logic", Delimfix "CONST _"), |
5e009a80fe6d
Pure syntax: more coherent treatment of aprop, permanent TERM and &&&;
wenzelm
parents:
28792
diff
changeset
|
1020 |
("_context_const", "longid => aprop", Delimfix "CONST _"), |
5e009a80fe6d
Pure syntax: more coherent treatment of aprop, permanent TERM and &&&;
wenzelm
parents:
28792
diff
changeset
|
1021 |
("_context_xconst", "id => logic", Delimfix "XCONST _"), |
5e009a80fe6d
Pure syntax: more coherent treatment of aprop, permanent TERM and &&&;
wenzelm
parents:
28792
diff
changeset
|
1022 |
("_context_xconst", "id => aprop", Delimfix "XCONST _"), |
5e009a80fe6d
Pure syntax: more coherent treatment of aprop, permanent TERM and &&&;
wenzelm
parents:
28792
diff
changeset
|
1023 |
("_context_xconst", "longid => logic", Delimfix "XCONST _"), |
5e009a80fe6d
Pure syntax: more coherent treatment of aprop, permanent TERM and &&&;
wenzelm
parents:
28792
diff
changeset
|
1024 |
("_context_xconst", "longid => aprop", Delimfix "XCONST _")] #> |
25159
1822da5446bc
added XCONST syntax (keeps original spelling of const);
wenzelm
parents:
25133
diff
changeset
|
1025 |
Sign.add_advanced_trfuns |
26463 | 1026 |
([("_context_const", const_ast_tr true), ("_context_xconst", const_ast_tr false)], [], [], []))); |
25159
1822da5446bc
added XCONST syntax (keeps original spelling of const);
wenzelm
parents:
25133
diff
changeset
|
1027 |
|
1822da5446bc
added XCONST syntax (keeps original spelling of const);
wenzelm
parents:
25133
diff
changeset
|
1028 |
end; |
19681 | 1029 |
|
19663 | 1030 |
|
21744 | 1031 |
(* notation *) |
1032 |
||
24949 | 1033 |
local |
1034 |
||
35412
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1035 |
fun type_syntax (Type (c, args), mx) = (* FIXME authentic syntax *) |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1036 |
SOME (Local_Syntax.Type, (Long_Name.base_name c, Syntax.make_type (length args), mx)) |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1037 |
| type_syntax _ = NONE; |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1038 |
|
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1039 |
fun const_syntax _ (Free (x, T), mx) = SOME (Local_Syntax.Fixed, (x, T, mx)) |
24949 | 1040 |
| const_syntax ctxt (Const (c, _), mx) = |
35255 | 1041 |
(case try (Consts.type_scheme (consts_of ctxt)) c of |
35412
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1042 |
SOME T => SOME (Local_Syntax.Const, (Syntax.mark_const c, T, mx)) |
35255 | 1043 |
| NONE => NONE) |
24949 | 1044 |
| const_syntax _ _ = NONE; |
1045 |
||
35412
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1046 |
fun gen_notation syntax add mode args ctxt = |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1047 |
ctxt |> map_syntax |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1048 |
(Local_Syntax.update_modesyntax (theory_of ctxt) add mode (map_filter (syntax ctxt) args)); |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1049 |
|
24949 | 1050 |
in |
21744 | 1051 |
|
35412
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1052 |
val type_notation = gen_notation (K type_syntax); |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1053 |
val notation = gen_notation const_syntax; |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1054 |
|
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1055 |
fun target_type_notation add mode args phi = |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1056 |
let |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1057 |
val args' = args |> map_filter (fn (T, mx) => |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1058 |
let |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1059 |
val T' = Morphism.typ phi T; |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1060 |
val similar = (case (T, T') of (Type (c, _), Type (c', _)) => c = c' | _ => false); |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1061 |
in if similar then SOME (T', mx) else NONE end); |
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1062 |
in Context.mapping (Sign.type_notation add mode args') (type_notation add mode args') end; |
24949 | 1063 |
|
1064 |
fun target_notation add mode args phi = |
|
33537
06c87d2c5b5a
locale_const/target_notation: uniform use of Term.aconv_untyped;
wenzelm
parents:
33519
diff
changeset
|
1065 |
let |
06c87d2c5b5a
locale_const/target_notation: uniform use of Term.aconv_untyped;
wenzelm
parents:
33519
diff
changeset
|
1066 |
val args' = args |> map_filter (fn (t, mx) => |
06c87d2c5b5a
locale_const/target_notation: uniform use of Term.aconv_untyped;
wenzelm
parents:
33519
diff
changeset
|
1067 |
let val t' = Morphism.term phi t |
06c87d2c5b5a
locale_const/target_notation: uniform use of Term.aconv_untyped;
wenzelm
parents:
33519
diff
changeset
|
1068 |
in if Term.aconv_untyped (t, t') then SOME (t', mx) else NONE end); |
24949 | 1069 |
in Context.mapping (Sign.notation add mode args') (notation add mode args') end; |
1070 |
||
35412
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1071 |
|
24949 | 1072 |
end; |
21744 | 1073 |
|
1074 |
||
24767 | 1075 |
(* local constants *) |
1076 |
||
1077 |
fun add_const_constraint (c, opt_T) ctxt = |
|
1078 |
let |
|
1079 |
fun prepT raw_T = |
|
1080 |
let val T = cert_typ ctxt raw_T |
|
1081 |
in cert_term ctxt (Const (c, T)); T end; |
|
25039 | 1082 |
in ctxt |> (map_consts o apfst) (Consts.constrain (c, Option.map prepT opt_T)) end; |
19001 | 1083 |
|
33173
b8ca12f6681a
eliminated obsolete tags for types/consts -- now handled via name space, in strongly typed fashion;
wenzelm
parents:
33165
diff
changeset
|
1084 |
fun add_abbrev mode (b, raw_t) ctxt = |
19001 | 1085 |
let |
24675
2be1253a20d3
removed obsolete set_expand_abbrevs (superceded by mode_abbrev);
wenzelm
parents:
24612
diff
changeset
|
1086 |
val t0 = cert_term (ctxt |> set_mode mode_abbrev) raw_t |
30218 | 1087 |
handle ERROR msg => cat_error msg ("in constant abbreviation " ^ quote (Binding.str_of b)); |
20008
8d9d770e1f06
add_abbrevs/polymorphic: Variable.exportT_terms avoids over-generalization;
wenzelm
parents:
19916
diff
changeset
|
1088 |
val [t] = Variable.exportT_terms (Variable.declare_term t0 ctxt) ctxt [t0]; |
21807
a59f083632a7
add_abbrev: removed Assumption.add_assms (danger of inconsistent naming);
wenzelm
parents:
21803
diff
changeset
|
1089 |
val ((lhs, rhs), consts') = consts_of ctxt |
33173
b8ca12f6681a
eliminated obsolete tags for types/consts -- now handled via name space, in strongly typed fashion;
wenzelm
parents:
33165
diff
changeset
|
1090 |
|> Consts.abbreviate (Syntax.pp ctxt) (tsig_of ctxt) (naming_of ctxt) mode (b, t); |
19001 | 1091 |
in |
1092 |
ctxt |
|
25039 | 1093 |
|> (map_consts o apfst) (K consts') |
21803 | 1094 |
|> Variable.declare_term rhs |
1095 |
|> pair (lhs, rhs) |
|
21704 | 1096 |
end; |
19001 | 1097 |
|
25052 | 1098 |
fun revert_abbrev mode c = (map_consts o apfst) (Consts.revert_abbrev mode c); |
1099 |
||
19001 | 1100 |
|
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1101 |
(* fixes *) |
5819 | 1102 |
|
8096 | 1103 |
local |
1104 |
||
19001 | 1105 |
fun prep_mixfix (x, T, mx) = |
19019 | 1106 |
if mx <> NoSyn andalso mx <> Structure andalso |
20086
94ca946fb689
adapted to more efficient Name/Variable implementation;
wenzelm
parents:
20049
diff
changeset
|
1107 |
(can Name.dest_internal x orelse can Name.dest_skolem x) then |
19001 | 1108 |
error ("Illegal mixfix syntax for internal/skolem constant " ^ quote x) |
35412
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset
|
1109 |
else (Local_Syntax.Fixed, (x, T, mx)); |
19001 | 1110 |
|
30763
6976521b4263
renamed ProofContext.add_fixes_i to ProofContext.add_fixes, eliminated obsolete external version;
wenzelm
parents:
30761
diff
changeset
|
1111 |
in |
6976521b4263
renamed ProofContext.add_fixes_i to ProofContext.add_fixes, eliminated obsolete external version;
wenzelm
parents:
30761
diff
changeset
|
1112 |
|
6976521b4263
renamed ProofContext.add_fixes_i to ProofContext.add_fixes, eliminated obsolete external version;
wenzelm
parents:
30761
diff
changeset
|
1113 |
fun add_fixes raw_vars ctxt = |
8096 | 1114 |
let |
30763
6976521b4263
renamed ProofContext.add_fixes_i to ProofContext.add_fixes, eliminated obsolete external version;
wenzelm
parents:
30761
diff
changeset
|
1115 |
val (vars, _) = cert_vars raw_vars ctxt; |
30585
6b2ba4666336
use Name.of_binding for basic logical entities without name space (fixes, case names etc.);
wenzelm
parents:
30573
diff
changeset
|
1116 |
val (xs', ctxt') = Variable.add_fixes (map (Name.of_binding o #1) vars) ctxt; |
28082
37350f301128
explicit type Name.binding for higher-specification elements;
wenzelm
parents:
28017
diff
changeset
|
1117 |
val ctxt'' = |
37350f301128
explicit type Name.binding for higher-specification elements;
wenzelm
parents:
28017
diff
changeset
|
1118 |
ctxt' |
37350f301128
explicit type Name.binding for higher-specification elements;
wenzelm
parents:
28017
diff
changeset
|
1119 |
|> fold_map declare_var (map2 (fn x' => fn (_, T, mx) => (x', T, mx)) xs' vars) |
33387 | 1120 |
|-> (map_syntax o Local_Syntax.add_syntax (theory_of ctxt) o map prep_mixfix); |
28861 | 1121 |
val _ = (vars ~~ xs') |> List.app (fn ((b, _, _), x') => |
33383 | 1122 |
Context_Position.report_visible ctxt (Markup.fixed_decl x') (Binding.pos_of b)); |
28082
37350f301128
explicit type Name.binding for higher-specification elements;
wenzelm
parents:
28017
diff
changeset
|
1123 |
in (xs', ctxt'') end; |
5819 | 1124 |
|
8096 | 1125 |
end; |
5819 | 1126 |
|
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1127 |
|
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1128 |
(* fixes vs. frees *) |
12016 | 1129 |
|
32784 | 1130 |
fun auto_fixes (ctxt, (propss, x)) = |
21370
d9dd7b4e5e69
replaced Variable.fix_frees by Variable.auto_fixes (depends on body mode);
wenzelm
parents:
21269
diff
changeset
|
1131 |
((fold o fold) Variable.auto_fixes propss ctxt, (propss, x)); |
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1132 |
|
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1133 |
fun bind_fixes xs ctxt = |
9291
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset
|
1134 |
let |
30763
6976521b4263
renamed ProofContext.add_fixes_i to ProofContext.add_fixes, eliminated obsolete external version;
wenzelm
parents:
30761
diff
changeset
|
1135 |
val (_, ctxt') = ctxt |> add_fixes (map (fn x => (Binding.name x, NONE, NoSyn)) xs); |
9291
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset
|
1136 |
fun bind (t as Free (x, T)) = |
18340 | 1137 |
if member (op =) xs x then |
15531 | 1138 |
(case lookup_skolem ctxt' x of SOME x' => Free (x', T) | NONE => t) |
9291
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset
|
1139 |
else t |
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset
|
1140 |
| bind (t $ u) = bind t $ bind u |
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset
|
1141 |
| bind (Abs (x, T, t)) = Abs (x, T, bind t) |
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset
|
1142 |
| bind a = a; |
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1143 |
in (bind, ctxt') end; |
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1144 |
|
9291
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset
|
1145 |
|
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset
|
1146 |
|
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1147 |
(** assumptions **) |
18187 | 1148 |
|
20209 | 1149 |
local |
1150 |
||
1151 |
fun gen_assms prepp exp args ctxt = |
|
1152 |
let |
|
20234
7e0693474bcd
added legacy_pretty_thm (with fall-back on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset
|
1153 |
val cert = Thm.cterm_of (theory_of ctxt); |
20209 | 1154 |
val (propss, ctxt1) = swap (prepp (ctxt, map snd args)); |
20234
7e0693474bcd
added legacy_pretty_thm (with fall-back on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset
|
1155 |
val _ = Variable.warn_extra_tfrees ctxt ctxt1; |
7e0693474bcd
added legacy_pretty_thm (with fall-back on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset
|
1156 |
val (premss, ctxt2) = fold_burrow (Assumption.add_assms exp o map cert) propss ctxt1; |
7e0693474bcd
added legacy_pretty_thm (with fall-back on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset
|
1157 |
in |
7e0693474bcd
added legacy_pretty_thm (with fall-back on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset
|
1158 |
ctxt2 |
7e0693474bcd
added legacy_pretty_thm (with fall-back on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset
|
1159 |
|> auto_bind_facts (flat propss) |
33644
5266a72e0889
eliminated slightly odd (unused) "axiom" and "assumption" -- collapsed to unspecific "";
wenzelm
parents:
33537
diff
changeset
|
1160 |
|> note_thmss "" (map fst args ~~ map (map (fn th => ([th], []))) premss) |
20234
7e0693474bcd
added legacy_pretty_thm (with fall-back on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset
|
1161 |
end; |
20209 | 1162 |
|
1163 |
in |
|
1164 |
||
1165 |
val add_assms = gen_assms (apsnd #1 o bind_propp); |
|
1166 |
val add_assms_i = gen_assms (apsnd #1 o bind_propp_i); |
|
1167 |
||
1168 |
end; |
|
1169 |
||
1170 |
||
5819 | 1171 |
|
8373
e7237c8fe29e
handling of local contexts: print_cases, get_case, add_cases;
wenzelm
parents:
8186
diff
changeset
|
1172 |
(** cases **) |
e7237c8fe29e
handling of local contexts: print_cases, get_case, add_cases;
wenzelm
parents:
8186
diff
changeset
|
1173 |
|
16147 | 1174 |
local |
1175 |
||
16668 | 1176 |
fun rem_case name = remove (fn (x: string, (y, _)) => x = y) name; |
16147 | 1177 |
|
18476 | 1178 |
fun add_case _ ("", _) cases = cases |
1179 |
| add_case _ (name, NONE) cases = rem_case name cases |
|
1180 |
| add_case is_proper (name, SOME c) cases = (name, (c, is_proper)) :: rem_case name cases; |
|
16147 | 1181 |
|
18678 | 1182 |
fun prep_case name fxs c = |
18609 | 1183 |
let |
1184 |
fun replace (opt_x :: xs) ((y, T) :: ys) = (the_default y opt_x, T) :: replace xs ys |
|
1185 |
| replace [] ys = ys |
|
18678 | 1186 |
| replace (_ :: _) [] = error ("Too many parameters for case " ^ quote name); |
33368 | 1187 |
val Rule_Cases.Case {fixes, assumes, binds, cases} = c; |
18609 | 1188 |
val fixes' = replace fxs fixes; |
1189 |
val binds' = map drop_schematic binds; |
|
1190 |
in |
|
1191 |
if null (fold (Term.add_tvarsT o snd) fixes []) andalso |
|
1192 |
null (fold (fold Term.add_vars o snd) assumes []) then |
|
33368 | 1193 |
Rule_Cases.Case {fixes = fixes', assumes = assumes, binds = binds', cases = cases} |
18678 | 1194 |
else error ("Illegal schematic variable(s) in case " ^ quote name) |
18609 | 1195 |
end; |
1196 |
||
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1197 |
fun fix (x, T) ctxt = |
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1198 |
let |
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1199 |
val (bind, ctxt') = bind_fixes [x] ctxt; |
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1200 |
val t = bind (Free (x, T)); |
20163 | 1201 |
in (t, ctxt' |> Variable.declare_constraints t) end; |
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1202 |
|
16147 | 1203 |
in |
1204 |
||
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1205 |
fun add_cases is_proper = map_cases o fold (add_case is_proper); |
18609 | 1206 |
|
1207 |
fun case_result c ctxt = |
|
1208 |
let |
|
33368 | 1209 |
val Rule_Cases.Case {fixes, ...} = c; |
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1210 |
val (ts, ctxt') = ctxt |> fold_map fix fixes; |
33368 | 1211 |
val Rule_Cases.Case {assumes, binds, cases, ...} = Rule_Cases.apply ts c; |
18609 | 1212 |
in |
1213 |
ctxt' |
|
30757
2d2076300185
replaced add_binds(_i) by bind_terms -- internal version only;
wenzelm
parents:
30723
diff
changeset
|
1214 |
|> bind_terms (map drop_schematic binds) |
18609 | 1215 |
|> add_cases true (map (apsnd SOME) cases) |
1216 |
|> pair (assumes, (binds, cases)) |
|
1217 |
end; |
|
1218 |
||
1219 |
val apply_case = apfst fst oo case_result; |
|
1220 |
||
16540 | 1221 |
fun get_case ctxt name xs = |
17184 | 1222 |
(case AList.lookup (op =) (cases_of ctxt) name of |
18678 | 1223 |
NONE => error ("Unknown case: " ^ quote name) |
1224 |
| SOME (c, _) => prep_case name xs c); |
|
8373
e7237c8fe29e
handling of local contexts: print_cases, get_case, add_cases;
wenzelm
parents:
8186
diff
changeset
|
1225 |
|
16147 | 1226 |
end; |
8373
e7237c8fe29e
handling of local contexts: print_cases, get_case, add_cases;
wenzelm
parents:
8186
diff
changeset
|
1227 |
|
e7237c8fe29e
handling of local contexts: print_cases, get_case, add_cases;
wenzelm
parents:
8186
diff
changeset
|
1228 |
|
e7237c8fe29e
handling of local contexts: print_cases, get_case, add_cases;
wenzelm
parents:
8186
diff
changeset
|
1229 |
|
10810 | 1230 |
(** print context information **) |
1231 |
||
12072
4281198fb8cd
local syntax: add_syntax, proper read/pretty functions;
wenzelm
parents:
12066
diff
changeset
|
1232 |
(* local syntax *) |
4281198fb8cd
local syntax: add_syntax, proper read/pretty functions;
wenzelm
parents:
12066
diff
changeset
|
1233 |
|
12093 | 1234 |
val print_syntax = Syntax.print_syntax o syn_of; |
12072
4281198fb8cd
local syntax: add_syntax, proper read/pretty functions;
wenzelm
parents:
12066
diff
changeset
|
1235 |
|
4281198fb8cd
local syntax: add_syntax, proper read/pretty functions;
wenzelm
parents:
12066
diff
changeset
|
1236 |
|
21728 | 1237 |
(* abbreviations *) |
18971 | 1238 |
|
21728 | 1239 |
fun pretty_abbrevs show_globals ctxt = |
18971 | 1240 |
let |
25052 | 1241 |
val ((space, consts), (_, globals)) = |
19033
24e251657e56
consts: maintain thy version for efficient transfer;
wenzelm
parents:
19019
diff
changeset
|
1242 |
pairself (#constants o Consts.dest) (#consts (rep_context ctxt)); |
21803 | 1243 |
fun add_abbr (_, (_, NONE)) = I |
25406 | 1244 |
| add_abbr (c, (T, SOME t)) = |
21728 | 1245 |
if not show_globals andalso Symtab.defined globals c then I |
1246 |
else cons (c, Logic.mk_equals (Const (c, T), t)); |
|
33095
bbd52d2f8696
renamed NameSpace to Name_Space -- also to emphasize its subtle change in semantics;
wenzelm
parents:
33031
diff
changeset
|
1247 |
val abbrevs = Name_Space.extern_table (space, Symtab.make (Symtab.fold add_abbr consts [])); |
18971 | 1248 |
in |
35141 | 1249 |
if null abbrevs then [] |
21728 | 1250 |
else [Pretty.big_list "abbreviations:" (map (pretty_term_abbrev ctxt o #2) abbrevs)] |
18971 | 1251 |
end; |
1252 |
||
21728 | 1253 |
val print_abbrevs = Pretty.writeln o Pretty.chunks o pretty_abbrevs true; |
1254 |
||
18971 | 1255 |
|
10810 | 1256 |
(* term bindings *) |
1257 |
||
16540 | 1258 |
fun pretty_binds ctxt = |
10810 | 1259 |
let |
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset
|
1260 |
val binds = Variable.binds_of ctxt; |
21728 | 1261 |
fun prt_bind (xi, (T, t)) = pretty_term_abbrev ctxt (Logic.mk_equals (Var (xi, T), t)); |
10810 | 1262 |
in |
35141 | 1263 |
if Vartab.is_empty binds then [] |
15758
07e382399a96
binds/thms: do not store options, but delete from table;
wenzelm
parents:
15750
diff
changeset
|
1264 |
else [Pretty.big_list "term bindings:" (map prt_bind (Vartab.dest binds))] |
10810 | 1265 |
end; |
1266 |
||
1267 |
val print_binds = Pretty.writeln o Pretty.chunks o pretty_binds; |
|
1268 |
||
1269 |
||
1270 |
(* local theorems *) |
|
1271 |
||
16540 | 1272 |
fun pretty_lthms ctxt = |
20012 | 1273 |
let |
26284 | 1274 |
val local_facts = facts_of ctxt; |
1275 |
val props = Facts.props local_facts; |
|
26673 | 1276 |
val facts = |
35141 | 1277 |
(if null props then [] else [("<unnamed>", props)]) @ |
28212 | 1278 |
Facts.dest_static [] local_facts; |
20012 | 1279 |
in |
35141 | 1280 |
if null facts then [] |
28212 | 1281 |
else [Pretty.big_list "facts:" (map #1 (sort_wrt (#1 o #2) (map (`(pretty_fact ctxt)) facts)))] |
20012 | 1282 |
end; |
10810 | 1283 |
|
12057 | 1284 |
val print_lthms = Pretty.writeln o Pretty.chunks o pretty_lthms; |
10810 | 1285 |
|
1286 |
||
1287 |
(* local contexts *) |
|
1288 |
||
26722 | 1289 |
local |
1290 |
||
1291 |
fun pretty_case (name, (fixes, ((asms, (lets, cs)), ctxt))) = |
|
10810 | 1292 |
let |
24922 | 1293 |
val prt_term = Syntax.pretty_term ctxt; |
12057 | 1294 |
|
10810 | 1295 |
fun prt_let (xi, t) = Pretty.block |
10818 | 1296 |
[Pretty.quote (prt_term (Var (xi, Term.fastype_of t))), Pretty.str " =", Pretty.brk 1, |
10810 | 1297 |
Pretty.quote (prt_term t)]; |
1298 |
||
13425
119ae829ad9b
support for split assumptions in cases (hyps vs. prems);
wenzelm
parents:
13415
diff
changeset
|
1299 |
fun prt_asm (a, ts) = Pretty.block (Pretty.breaks |
119ae829ad9b
support for split assumptions in cases (hyps vs. prems);
wenzelm
parents:
13415
diff
changeset
|
1300 |
((if a = "" then [] else [Pretty.str (a ^ ":")]) @ map (Pretty.quote o prt_term) ts)); |
119ae829ad9b
support for split assumptions in cases (hyps vs. prems);
wenzelm
parents:
13415
diff
changeset
|
1301 |
|
10810 | 1302 |
fun prt_sect _ _ _ [] = [] |
35141 | 1303 |
| prt_sect s sep prt xs = |
1304 |
[Pretty.block (Pretty.breaks (Pretty.str s :: |
|
1305 |
flat (separate sep (map (single o prt) xs))))]; |
|
26722 | 1306 |
in |
1307 |
Pretty.block (Pretty.fbreaks |
|
10810 | 1308 |
(Pretty.str (name ^ ":") :: |
11915 | 1309 |
prt_sect "fix" [] (Pretty.str o fst) fixes @ |
10810 | 1310 |
prt_sect "let" [Pretty.str "and"] prt_let |
19482
9f11af8f7ef9
tuned basic list operators (flat, maps, map_filter);
wenzelm
parents:
19422
diff
changeset
|
1311 |
(map_filter (fn (xi, SOME t) => SOME (xi, t) | _ => NONE) lets) @ |
13425
119ae829ad9b
support for split assumptions in cases (hyps vs. prems);
wenzelm
parents:
13415
diff
changeset
|
1312 |
(if forall (null o #2) asms then [] |
18609 | 1313 |
else prt_sect "assume" [Pretty.str "and"] prt_asm asms) @ |
26722 | 1314 |
prt_sect "subcases:" [] (Pretty.str o fst) cs)) |
1315 |
end; |
|
16540 | 1316 |
|
26722 | 1317 |
in |
1318 |
||
1319 |
fun pretty_cases ctxt = |
|
1320 |
let |
|
18476 | 1321 |
fun add_case (_, (_, false)) = I |
33368 | 1322 |
| add_case (name, (c as Rule_Cases.Case {fixes, ...}, true)) = |
26722 | 1323 |
cons (name, (fixes, case_result c ctxt)); |
18476 | 1324 |
val cases = fold add_case (cases_of ctxt) []; |
10810 | 1325 |
in |
35141 | 1326 |
if null cases then [] |
26722 | 1327 |
else [Pretty.big_list "cases:" (map pretty_case cases)] |
10810 | 1328 |
end; |
1329 |
||
1330 |
val print_cases = Pretty.writeln o Pretty.chunks o pretty_cases; |
|
1331 |
||
26722 | 1332 |
end; |
1333 |
||
10810 | 1334 |
|
12057 | 1335 |
(* core context *) |
10810 | 1336 |
|
35141 | 1337 |
val debug = Unsynchronized.ref false; |
1338 |
val verbose = Unsynchronized.ref false; |
|
32738 | 1339 |
val prems_limit = Unsynchronized.ref ~1; |
10810 | 1340 |
|
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1341 |
fun pretty_ctxt ctxt = |
20310 | 1342 |
if ! prems_limit < 0 andalso not (! debug) then [] |
1343 |
else |
|
1344 |
let |
|
24922 | 1345 |
val prt_term = Syntax.pretty_term ctxt; |
12057 | 1346 |
|
20310 | 1347 |
(*structures*) |
33387 | 1348 |
val structs = Local_Syntax.structs_of (syntax_of ctxt); |
35139 | 1349 |
val prt_structs = |
1350 |
if null structs then [] |
|
20310 | 1351 |
else [Pretty.block (Pretty.str "structures:" :: Pretty.brk 1 :: |
1352 |
Pretty.commas (map Pretty.str structs))]; |
|
12093 | 1353 |
|
20310 | 1354 |
(*fixes*) |
1355 |
fun prt_fix (x, x') = |
|
1356 |
if x = x' then Pretty.str x |
|
1357 |
else Pretty.block [Pretty.str x, Pretty.str " =", Pretty.brk 1, prt_term (Syntax.free x')]; |
|
1358 |
val fixes = |
|
1359 |
rev (filter_out ((can Name.dest_internal orf member (op =) structs) o #1) |
|
1360 |
(Variable.fixes_of ctxt)); |
|
35139 | 1361 |
val prt_fixes = |
1362 |
if null fixes then [] |
|
20310 | 1363 |
else [Pretty.block (Pretty.str "fixed variables:" :: Pretty.brk 1 :: |
1364 |
Pretty.commas (map prt_fix fixes))]; |
|
12057 | 1365 |
|
20310 | 1366 |
(*prems*) |
30473
e0b66c11e7e4
Assumption.all_prems_of, Assumption.all_assms_of;
wenzelm
parents:
30469
diff
changeset
|
1367 |
val prems = Assumption.all_prems_of ctxt; |
20310 | 1368 |
val len = length prems; |
20367 | 1369 |
val suppressed = len - ! prems_limit; |
35139 | 1370 |
val prt_prems = |
1371 |
if null prems then [] |
|
20367 | 1372 |
else [Pretty.big_list "prems:" ((if suppressed <= 0 then [] else [Pretty.str "..."]) @ |
33957 | 1373 |
map (Display.pretty_thm ctxt) (drop suppressed prems))]; |
20310 | 1374 |
in prt_structs @ prt_fixes @ prt_prems end; |
10810 | 1375 |
|
1376 |
||
1377 |
(* main context *) |
|
1378 |
||
16540 | 1379 |
fun pretty_context ctxt = |
10810 | 1380 |
let |
35141 | 1381 |
val is_verbose = ! verbose; |
1382 |
fun verb f x = if is_verbose then f (x ()) else []; |
|
1383 |
||
24922 | 1384 |
val prt_term = Syntax.pretty_term ctxt; |
1385 |
val prt_typ = Syntax.pretty_typ ctxt; |
|
1386 |
val prt_sort = Syntax.pretty_sort ctxt; |
|
10810 | 1387 |
|
1388 |
(*theory*) |
|
12057 | 1389 |
val pretty_thy = Pretty.block |
17384 | 1390 |
[Pretty.str "theory:", Pretty.brk 1, Context.pretty_thy (theory_of ctxt)]; |
10810 | 1391 |
|
1392 |
(*defaults*) |
|
1393 |
fun prt_atom prt prtT (x, X) = Pretty.block |
|
1394 |
[prt x, Pretty.str " ::", Pretty.brk 1, prtT X]; |
|
1395 |
||
1396 |
fun prt_var (x, ~1) = prt_term (Syntax.free x) |
|
1397 |
| prt_var xi = prt_term (Syntax.var xi); |
|
1398 |
||
1399 |
fun prt_varT (x, ~1) = prt_typ (TFree (x, [])) |
|
1400 |
| prt_varT xi = prt_typ (TVar (xi, [])); |
|
1401 |
||
1402 |
val prt_defT = prt_atom prt_var prt_typ; |
|
1403 |
val prt_defS = prt_atom prt_varT prt_sort; |
|
16540 | 1404 |
|
20163 | 1405 |
val (types, sorts) = Variable.constraints_of ctxt; |
10810 | 1406 |
in |
18609 | 1407 |
verb single (K pretty_thy) @ |
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset
|
1408 |
pretty_ctxt ctxt @ |
21728 | 1409 |
verb (pretty_abbrevs false) (K ctxt) @ |
10810 | 1410 |
verb pretty_binds (K ctxt) @ |
12057 | 1411 |
verb pretty_lthms (K ctxt) @ |
10810 | 1412 |
verb pretty_cases (K ctxt) @ |
18609 | 1413 |
verb single (fn () => Pretty.big_list "type constraints:" (map prt_defT (Vartab.dest types))) @ |
20163 | 1414 |
verb single (fn () => Pretty.big_list "default sorts:" (map prt_defS (Vartab.dest sorts))) |
10810 | 1415 |
end; |
1416 |
||
5819 | 1417 |
end; |