author  wenzelm 
Sun, 13 Sep 2015 22:25:21 +0200  
changeset 61168  dcdfb6355a05 
parent 60924  610794dff23c 
child 61261  ddb2da7cb2e4 
permissions  rwrr 
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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_global: theory > Proof.context 
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val get_global: theory > string > 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 syn_of: Proof.context > Syntax.syntax 
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val tsig_of: Proof.context > Type.tsig 
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val set_defsort: sort > Proof.context > Proof.context 
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val default_sort: Proof.context > indexname > sort 
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val arity_sorts: Proof.context > string > sort > sort list 
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val consts_of: Proof.context > Consts.T 
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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 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 get_scope: Proof.context > Binding.scope option 
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val new_scope: Proof.context > Binding.scope * Proof.context 

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val private_scope: Binding.scope > Proof.context > Proof.context 
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val private: Position.T > Proof.context > Proof.context 
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val qualified_scope: Binding.scope > Proof.context > Proof.context 
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val qualified: Position.T > Proof.context > Proof.context 
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val concealed: Proof.context > Proof.context 
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val class_space: Proof.context > Name_Space.T 
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val type_space: Proof.context > Name_Space.T 

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val const_space: Proof.context > Name_Space.T 

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val intern_class: Proof.context > xstring > string 

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val intern_type: Proof.context > xstring > string 

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val intern_const: Proof.context > xstring > string 

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val extern_class: Proof.context > string > xstring 

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val markup_class: Proof.context > string > string 
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val pretty_class: Proof.context > string > Pretty.T 

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val extern_type: Proof.context > string > xstring 
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val markup_type: Proof.context > string > string 
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val pretty_type: Proof.context > string > Pretty.T 

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val extern_const: Proof.context > string > xstring 
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val markup_const: Proof.context > string > string 
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val pretty_const: Proof.context > string > Pretty.T 

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val transfer: theory > Proof.context > Proof.context 
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val transfer_facts: theory > Proof.context > Proof.context 
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val background_theory: (theory > theory) > Proof.context > Proof.context 
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val background_theory_result: (theory > 'a * theory) > Proof.context > 'a * Proof.context 
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val facts_of: Proof.context > Facts.T 
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val facts_of_fact: Proof.context > string > Facts.T 
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val markup_extern_fact: Proof.context > string > Markup.T * xstring 
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val pretty_term_abbrev: Proof.context > term > Pretty.T 
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val pretty_fact: Proof.context > string * thm list > Pretty.T 
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val check_class: Proof.context > xstring * Position.T > class * Position.report list 
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val read_class: Proof.context > string > class 
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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 infer_type: Proof.context > string * typ > typ 
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val inferred_param: string > Proof.context > (string * typ) * Proof.context 
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val inferred_fixes: Proof.context > (string * typ) list * Proof.context 
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val check_type_name: {proper: bool, strict: bool} > Proof.context > 
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xstring * Position.T > typ * Position.report list 
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val read_type_name: {proper: bool, strict: bool} > Proof.context > string > typ 
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val consts_completion_message: Proof.context > xstring * Position.T list > string 
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val check_const: {proper: bool, strict: bool} > Proof.context > 
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xstring * Position.T list > term * Position.report list 
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val read_const: {proper: bool, strict: bool} > Proof.context > string > term 
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val read_arity: Proof.context > xstring * string list * string > arity 
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val cert_arity: Proof.context > arity > arity 
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val allow_dummies: Proof.context > Proof.context 
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val prepare_sortsT: Proof.context > typ list > string list * typ list 
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val prepare_sorts: Proof.context > term list > string list * term list 
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val check_tfree: Proof.context > string * sort > string * sort 
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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 show_abbrevs_raw: Config.raw 
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val show_abbrevs: bool Config.T 
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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 def_type: Proof.context > indexname > typ option 
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val standard_typ_check: Proof.context > typ list > typ list 
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val standard_term_check_finish: Proof.context > term list > term list 

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val standard_term_uncheck: Proof.context > term list > term list 

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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 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 > (term list * term) list > Proof.context > 
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term list * Proof.context 

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val match_bind_cmd: bool > (string list * string) list > Proof.context > 

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term list * Proof.context 

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val cert_propp: Proof.context > (term * term list) list list > 
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(term list list * (indexname * term) list) 

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val read_propp: Proof.context > (string * string list) list list > 

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(term list list * (indexname * term) list) 

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val fact_tac: Proof.context > thm list > int > tactic 
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val some_fact_tac: Proof.context > int > tactic 
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val get_fact_generic: Context.generic > Facts.ref > string option * thm list 
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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_var: binding * string option * mixfix > Proof.context > 
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(binding * typ option * mixfix) * Proof.context 

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val cert_var: binding * typ option * mixfix > Proof.context > 

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(binding * typ option * mixfix) * 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 add_fixes_cmd: (binding * string option * mixfix) list > Proof.context > 
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string list * Proof.context 

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val add_assms: 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_assms_cmd: 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 dest_cases: Proof.context > (string * (Rule_Cases.T * {legacy: bool})) list 
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val update_cases: (string * Rule_Cases.T option) list > Proof.context > Proof.context 
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val update_cases_legacy: (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 check_case: Proof.context > bool > 
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string * Position.T > binding 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 generic_type_notation: bool > Syntax.mode > (typ * mixfix) list > morphism > 
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Context.generic > Context.generic 
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val generic_notation: bool > Syntax.mode > (term * mixfix) list > morphism > 
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Context.generic > Context.generic 
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val class_alias: binding > class > Proof.context > Proof.context 
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val type_alias: binding > string > Proof.context > Proof.context 

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val const_alias: binding > string > Proof.context > Proof.context 

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val fact_alias: binding > string > Proof.context > Proof.context 
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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 generic_add_abbrev: string > binding * term > Context.generic > 
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(term * term) * Context.generic 

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val generic_revert_abbrev: string > string > Context.generic > Context.generic 

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val print_syntax: Proof.context > unit 
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val print_abbrevs: bool > Proof.context > unit 
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val pretty_term_bindings: Proof.context > Pretty.T list 
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val pretty_local_facts: bool > Proof.context > Pretty.T list 
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val print_local_facts: bool > Proof.context > unit 
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val pretty_cases: Proof.context > Pretty.T list 
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val debug: bool Config.T 
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val verbose: bool Config.T 
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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 Proof_Context: PROOF_CONTEXT = 
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struct 
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val theory_of = Proof_Context.theory_of; 
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val init_global = Proof_Context.init_global; 

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val get_global = Proof_Context.get_global; 
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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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type cases = ((Rule_Cases.T * {legacy: bool}) * int) Name_Space.table; 
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val empty_cases: cases = Name_Space.empty_table Markup.caseN; 
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datatype data = 
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Data of 

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{mode: mode, (*inner syntax mode*) 
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syntax: Local_Syntax.T, (*local syntax*) 

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tsig: Type.tsig * Type.tsig, (*local/global type signature  local name space / defsort only*) 

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consts: Consts.T * Consts.T, (*local/global consts  local name space / abbrevs only*) 

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facts: Facts.T, (*local facts, based on initial global facts*) 
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cases: cases}; (*named case contexts: case, legacy, running index*) 
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fun make_data (mode, syntax, tsig, consts, facts, cases) = 
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Data {mode = mode, syntax = syntax, tsig = tsig, consts = consts, facts = facts, cases = cases}; 
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structure Data = Proof_Data 
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( 
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type T = data; 
16540  225 
fun init thy = 
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make_data (mode_default, 
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Local_Syntax.init thy, 
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(Type.change_ignore (Sign.tsig_of thy), Sign.tsig_of thy), 
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(Consts.change_ignore (Sign.consts_of thy), Sign.consts_of thy), 
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Global_Theory.facts_of thy, 
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empty_cases); 
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); 
5819  233 

45650  234 
fun rep_data ctxt = Data.get ctxt > (fn Data rep => rep); 
5819  235 

45650  236 
fun map_data f = 
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Data.map (fn Data {mode, syntax, tsig, consts, facts, cases} => 
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make_data (f (mode, syntax, tsig, consts, facts, cases))); 
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fun set_mode mode = map_data (fn (_, syntax, tsig, consts, facts, cases) => 
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(mode, syntax, tsig, consts, facts, cases)); 
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fun map_mode f = 
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map_data (fn (Mode {stmt, pattern, schematic, abbrev}, syntax, tsig, consts, facts, cases) => 
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(make_mode (f (stmt, pattern, schematic, abbrev)), syntax, tsig, consts, facts, cases)); 
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19001  247 
fun map_syntax f = 
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map_data (fn (mode, syntax, tsig, consts, facts, cases) => 
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(mode, f syntax, tsig, consts, facts, cases)); 
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fun map_syntax_idents f ctxt = 
60382  252 
let val (opt_idents', syntax') = f (#syntax (rep_data ctxt)) in 
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ctxt 
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> map_syntax (K syntax') 
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> (case opt_idents' of NONE => I  SOME idents' => Syntax_Trans.put_idents idents') 
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end; 
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36450  258 
fun map_tsig f = 
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map_data (fn (mode, syntax, tsig, consts, facts, cases) => 
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(mode, syntax, f tsig, consts, facts, cases)); 
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19001  262 
fun map_consts f = 
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map_data (fn (mode, syntax, tsig, consts, facts, cases) => 
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(mode, syntax, tsig, f consts, facts, cases)); 
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26284  266 
fun map_facts f = 
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map_data (fn (mode, syntax, tsig, consts, facts, cases) => 
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(mode, syntax, tsig, consts, f facts, cases)); 
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19001  270 
fun map_cases f = 
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map_data (fn (mode, syntax, tsig, consts, facts, cases) => 
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(mode, syntax, tsig, consts, facts, f cases)); 
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273 

45650  274 
val get_mode = #mode o rep_data; 
28407  275 
val restore_mode = set_mode o get_mode; 
27286  276 
val abbrev_mode = get_mode #> (fn Mode {abbrev, ...} => abbrev); 
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24486  278 
fun set_stmt stmt = 
279 
map_mode (fn (_, pattern, schematic, abbrev) => (stmt, pattern, schematic, abbrev)); 

19001  280 

45650  281 
val syntax_of = #syntax o rep_data; 
33387  282 
val syn_of = Local_Syntax.syn_of o syntax_of; 
283 
val set_syntax_mode = map_syntax o Local_Syntax.set_mode; 

284 
val restore_syntax_mode = map_syntax o Local_Syntax.restore_mode o syntax_of; 

19001  285 

45650  286 
val tsig_of = #1 o #tsig o rep_data; 
36451  287 
val set_defsort = map_tsig o apfst o Type.set_defsort; 
35680  288 
fun default_sort ctxt = the_default (Type.defaultS (tsig_of ctxt)) o Variable.def_sort ctxt; 
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fun arity_sorts ctxt = Type.arity_sorts (Context.pretty ctxt) (tsig_of ctxt); 
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45650  291 
val consts_of = #1 o #consts o rep_data; 
292 
val cases_of = #cases o rep_data; 

5819  293 

294 

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(* naming *) 
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val naming_of = Name_Space.naming_of o Context.Proof; 
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val map_naming = Context.proof_map o Name_Space.map_naming; 
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val restore_naming = map_naming o K o naming_of; 
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val full_name = Name_Space.full_name o naming_of; 
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59886  303 
val get_scope = Name_Space.get_scope o naming_of; 
304 

305 
fun new_scope ctxt = 

306 
let 

307 
val (scope, naming') = Name_Space.new_scope (naming_of ctxt); 

308 
val ctxt' = map_naming (K naming') ctxt; 

309 
in (scope, ctxt') end; 

310 

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val private_scope = map_naming o Name_Space.private_scope; 
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val private = map_naming o Name_Space.private; 
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val qualified_scope = map_naming o Name_Space.qualified_scope; 
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val qualified = map_naming o Name_Space.qualified; 
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val concealed = map_naming Name_Space.concealed; 
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42359  319 
(* name spaces *) 
320 

321 
val class_space = Type.class_space o tsig_of; 

322 
val type_space = Type.type_space o tsig_of; 

323 
val const_space = Consts.space_of o consts_of; 

324 

325 
val intern_class = Name_Space.intern o class_space; 

326 
val intern_type = Name_Space.intern o type_space; 

327 
val intern_const = Name_Space.intern o const_space; 

328 

329 
fun extern_class ctxt = Name_Space.extern ctxt (class_space ctxt); 

330 
fun extern_type ctxt = Name_Space.extern ctxt (type_space ctxt); 

331 
fun extern_const ctxt = Name_Space.extern ctxt (const_space ctxt); 

332 

55304  333 
fun markup_class ctxt c = Name_Space.markup_extern ctxt (class_space ctxt) c > Markup.markup; 
334 
fun markup_type ctxt c = Name_Space.markup_extern ctxt (type_space ctxt) c > Markup.markup; 

335 
fun markup_const ctxt c = Name_Space.markup_extern ctxt (const_space ctxt) c > Markup.markup; 

336 

337 
fun pretty_class ctxt c = Name_Space.markup_extern ctxt (class_space ctxt) c > Pretty.mark_str; 

338 
fun pretty_type ctxt c = Name_Space.markup_extern ctxt (type_space ctxt) c > Pretty.mark_str; 

339 
fun pretty_const ctxt c = Name_Space.markup_extern ctxt (const_space ctxt) c > Pretty.mark_str; 

340 

42359  341 

20367  342 
(* theory transfer *) 
12093  343 

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fun transfer_syntax thy ctxt = ctxt > 
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map_syntax (Local_Syntax.rebuild thy) > 
36450  346 
map_tsig (fn tsig as (local_tsig, global_tsig) => 
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let val thy_tsig = Sign.tsig_of thy in 
36450  348 
if Type.eq_tsig (thy_tsig, global_tsig) then tsig 
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else (Type.merge_tsig (Context.pretty ctxt) (local_tsig, thy_tsig), thy_tsig) (*historic merge order*) 
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end) > 
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map_consts (fn consts as (local_consts, global_consts) => 
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let val thy_consts = Sign.consts_of thy in 
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if Consts.eq_consts (thy_consts, global_consts) then consts 
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else (Consts.merge (local_consts, thy_consts), thy_consts) (*historic merge order*) 
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355 
end); 
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fun transfer thy = Context.raw_transfer thy #> transfer_syntax thy; 
17072  358 

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fun transfer_facts thy = 
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map_facts (fn local_facts => Facts.merge (Global_Theory.facts_of thy, local_facts)); 
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361 

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fun background_theory f ctxt = transfer (f (theory_of ctxt)) ctxt; 
20367  363 

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fun background_theory_result f ctxt = 
20367  365 
let val (res, thy') = f (theory_of ctxt) 
366 
in (res, ctxt > transfer thy') end; 

19019  367 

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(* hybrid facts *) 
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370 

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val facts_of = #facts o rep_data; 
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372 

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fun facts_of_fact ctxt name = 
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374 
let 
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val local_facts = facts_of ctxt; 
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val global_facts = Global_Theory.facts_of (theory_of ctxt); 
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377 
in 
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if Facts.defined local_facts name 
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then local_facts else global_facts 
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380 
end; 
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381 

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fun markup_extern_fact ctxt name = 
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Facts.markup_extern ctxt (facts_of_fact ctxt name) name; 
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384 

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385 

12093  386 

14828  387 
(** pretty printing **) 
388 

24922  389 
fun pretty_term_abbrev ctxt = Syntax.pretty_term (set_mode mode_abbrev ctxt); 
14828  390 

42378  391 
fun pretty_fact_name ctxt a = 
56141
c06202417c4a
back to a form of hybrid facts, to reduce performance impact of ed92ce2ac88e;
wenzelm
parents:
56140
diff
changeset

392 
Pretty.block [Pretty.mark_str (markup_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

393 

51583  394 
fun pretty_fact ctxt = 
395 
let 

396 
val pretty_thm = Display.pretty_thm ctxt; 

51584  397 
val pretty_thms = map (Display.pretty_thm_item ctxt); 
51583  398 
in 
399 
fn ("", [th]) => pretty_thm th 

400 
 ("", ths) => Pretty.blk (0, Pretty.fbreaks (pretty_thms ths)) 

401 
 (a, [th]) => Pretty.block [pretty_fact_name ctxt a, Pretty.brk 1, pretty_thm th] 

402 
 (a, ths) => Pretty.block (Pretty.fbreaks (pretty_fact_name ctxt a :: pretty_thms ths)) 

403 
end; 

14828  404 

405 

406 

5819  407 
(** prepare types **) 
408 

35669
a91c7ed801b8
added ProofContext.tsig_of  proforma version for local name space only, not logical content;
wenzelm
parents:
35616
diff
changeset

409 
(* classes *) 
a91c7ed801b8
added ProofContext.tsig_of  proforma version for local name space only, not logical content;
wenzelm
parents:
35616
diff
changeset

410 

55922
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

411 
fun check_class ctxt (xname, pos) = 
35669
a91c7ed801b8
added ProofContext.tsig_of  proforma version for local name space only, not logical content;
wenzelm
parents:
35616
diff
changeset

412 
let 
a91c7ed801b8
added ProofContext.tsig_of  proforma version for local name space only, not logical content;
wenzelm
parents:
35616
diff
changeset

413 
val tsig = tsig_of ctxt; 
55839
ee71b2687c4b
more markup for read_class: imitate Name_Space.check despite lack of Name_Space.table;
wenzelm
parents:
55829
diff
changeset

414 
val class_space = Type.class_space tsig; 
ee71b2687c4b
more markup for read_class: imitate Name_Space.check despite lack of Name_Space.table;
wenzelm
parents:
55829
diff
changeset

415 

56007  416 
val name = Type.cert_class tsig (Name_Space.intern class_space xname) 
55839
ee71b2687c4b
more markup for read_class: imitate Name_Space.check despite lack of Name_Space.table;
wenzelm
parents:
55829
diff
changeset

417 
handle TYPE (msg, _, _) => 
55840
2982d233d798
consider completion report as part of error message  less stateful, may get handled;
wenzelm
parents:
55839
diff
changeset

418 
error (msg ^ Position.here pos ^ 
55956
94d384d621b0
reject internal term names outright, and complete consts instead;
wenzelm
parents:
55955
diff
changeset

419 
Markup.markup_report (Completion.reported_text 
94d384d621b0
reject internal term names outright, and complete consts instead;
wenzelm
parents:
55955
diff
changeset

420 
(Name_Space.completion (Context.Proof ctxt) class_space (xname, pos)))); 
55922
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

421 
val reports = 
55923  422 
if Context_Position.is_reported ctxt pos 
55922
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

423 
then [(pos, Name_Space.markup class_space name)] else []; 
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

424 
in (name, reports) end; 
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

425 

710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

426 
fun read_class ctxt text = 
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

427 
let 
59795  428 
val source = Syntax.read_input text; 
59066  429 
val (c, reports) = check_class ctxt (Input.source_content source, Input.pos_of source); 
55922
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

430 
val _ = Position.reports reports; 
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

431 
in c end; 
35669
a91c7ed801b8
added ProofContext.tsig_of  proforma version for local name space only, not logical content;
wenzelm
parents:
35616
diff
changeset

432 

a91c7ed801b8
added ProofContext.tsig_of  proforma version for local name space only, not logical content;
wenzelm
parents:
35616
diff
changeset

433 

a91c7ed801b8
added ProofContext.tsig_of  proforma version for local name space only, not logical content;
wenzelm
parents:
35616
diff
changeset

434 
(* types *) 
24277  435 

436 
fun read_typ_mode mode ctxt s = 

24486  437 
Syntax.read_typ (Type.set_mode mode ctxt) s; 
24277  438 

35669
a91c7ed801b8
added ProofContext.tsig_of  proforma version for local name space only, not logical content;
wenzelm
parents:
35616
diff
changeset

439 
val read_typ = read_typ_mode Type.mode_default; 
24277  440 
val read_typ_syntax = read_typ_mode Type.mode_syntax; 
441 
val read_typ_abbrev = read_typ_mode Type.mode_abbrev; 

442 

443 

444 
fun cert_typ_mode mode ctxt T = 

35669
a91c7ed801b8
added ProofContext.tsig_of  proforma version for local name space only, not logical content;
wenzelm
parents:
35616
diff
changeset

445 
Type.cert_typ_mode mode (tsig_of ctxt) T 
24277  446 
handle TYPE (msg, _, _) => error msg; 
447 

35669
a91c7ed801b8
added ProofContext.tsig_of  proforma version for local name space only, not logical content;
wenzelm
parents:
35616
diff
changeset

448 
val cert_typ = cert_typ_mode Type.mode_default; 
24277  449 
val cert_typ_syntax = cert_typ_mode Type.mode_syntax; 
450 
val cert_typ_abbrev = cert_typ_mode Type.mode_abbrev; 

451 

452 

24388
cf24894b81ff
added inner syntax mode, includes former type_mode and is_stmt;
wenzelm
parents:
24371
diff
changeset

453 

5819  454 
(** prepare terms and propositions **) 
455 

25328  456 
(* inferred types of parameters *) 
457 

458 
fun infer_type ctxt x = 

36505
79c1d2bbe5a9
ProofContext.read_const: allow for type constraint (for fixed variable);
wenzelm
parents:
36503
diff
changeset

459 
Term.fastype_of (singleton (Syntax.check_terms (set_mode mode_schematic ctxt)) (Free x)); 
25328  460 

461 
fun inferred_param x ctxt = 

60407  462 
let val p = (x, infer_type ctxt (x, dummyT)) 
463 
in (p, ctxt > Variable.declare_term (Free p)) end; 

25328  464 

465 
fun inferred_fixes ctxt = 

60407  466 
fold_map inferred_param (map #2 (Variable.dest_fixes ctxt)) ctxt; 
25328  467 

468 

55842  469 
(* type names *) 
25328  470 

56002  471 
fun check_type_name {proper, strict} ctxt (c, pos) = 
55922
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

472 
if Lexicon.is_tid c then 
56040  473 
if proper then error ("Not a type constructor: " ^ quote c ^ Position.here pos) 
55951
c07d184aebe9
tuned signature  more uniform check_type_name/read_type_name;
wenzelm
parents:
55950
diff
changeset

474 
else 
c07d184aebe9
tuned signature  more uniform check_type_name/read_type_name;
wenzelm
parents:
55950
diff
changeset

475 
let 
c07d184aebe9
tuned signature  more uniform check_type_name/read_type_name;
wenzelm
parents:
55950
diff
changeset

476 
val reports = 
c07d184aebe9
tuned signature  more uniform check_type_name/read_type_name;
wenzelm
parents:
55950
diff
changeset

477 
if Context_Position.is_reported ctxt pos 
c07d184aebe9
tuned signature  more uniform check_type_name/read_type_name;
wenzelm
parents:
55950
diff
changeset

478 
then [(pos, Markup.tfree)] else []; 
c07d184aebe9
tuned signature  more uniform check_type_name/read_type_name;
wenzelm
parents:
55950
diff
changeset

479 
in (TFree (c, default_sort ctxt (c, ~1)), reports) end 
55922
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

480 
else 
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

481 
let 
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

482 
val ((d, reports), decl) = Type.check_decl (Context.Proof ctxt) (tsig_of ctxt) (c, pos); 
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

483 
fun err () = error ("Bad type name: " ^ quote d ^ Position.here pos); 
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

484 
val args = 
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

485 
(case decl of 
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

486 
Type.LogicalType n => n 
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

487 
 Type.Abbreviation (vs, _, _) => if strict then err () else length vs 
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

488 
 Type.Nonterminal => if strict then err () else 0); 
710bc66f432c
more markup for inner syntax class/type names (notably for completion);
wenzelm
parents:
55843
diff
changeset

489 
in (Type (d, replicate args dummyT), reports) end; 
25328  490 

55951
c07d184aebe9
tuned signature  more uniform check_type_name/read_type_name;
wenzelm
parents:
55950
diff
changeset

491 
fun read_type_name ctxt flags text = 
c07d184aebe9
tuned signature  more uniform check_type_name/read_type_name;
wenzelm
parents:
55950
diff
changeset

492 
let 
59795  493 
val source = Syntax.read_input text; 
55951
c07d184aebe9
tuned signature  more uniform check_type_name/read_type_name;
wenzelm
parents:
55950
diff
changeset

494 
val (T, reports) = 
59066  495 
check_type_name ctxt flags (Input.source_content source, Input.pos_of source); 
55951
c07d184aebe9
tuned signature  more uniform check_type_name/read_type_name;
wenzelm
parents:
55950
diff
changeset

496 
val _ = Position.reports reports; 
c07d184aebe9
tuned signature  more uniform check_type_name/read_type_name;
wenzelm
parents:
55950
diff
changeset

497 
in T end; 
35669
a91c7ed801b8
added ProofContext.tsig_of  proforma version for local name space only, not logical content;
wenzelm
parents:
35616
diff
changeset

498 

a91c7ed801b8
added ProofContext.tsig_of  proforma version for local name space only, not logical content;
wenzelm
parents:
35616
diff
changeset

499 

55842  500 
(* constant names *) 
501 

55956
94d384d621b0
reject internal term names outright, and complete consts instead;
wenzelm
parents:
55955
diff
changeset

502 
fun consts_completion_message ctxt (c, ps) = 
94d384d621b0
reject internal term names outright, and complete consts instead;
wenzelm
parents:
55955
diff
changeset

503 
ps > map (fn pos => 
94d384d621b0
reject internal term names outright, and complete consts instead;
wenzelm
parents:
55955
diff
changeset

504 
Name_Space.completion (Context.Proof ctxt) (Consts.space_of (consts_of ctxt)) (c, pos) 
94d384d621b0
reject internal term names outright, and complete consts instead;
wenzelm
parents:
55955
diff
changeset

505 
> Completion.reported_text) 
94d384d621b0
reject internal term names outright, and complete consts instead;
wenzelm
parents:
55955
diff
changeset

506 
> implode 
94d384d621b0
reject internal term names outright, and complete consts instead;
wenzelm
parents:
55955
diff
changeset

507 
> Markup.markup_report; 
94d384d621b0
reject internal term names outright, and complete consts instead;
wenzelm
parents:
55955
diff
changeset

508 

56002  509 
fun check_const {proper, strict} ctxt (c, ps) = 
55842  510 
let 
55956
94d384d621b0
reject internal term names outright, and complete consts instead;
wenzelm
parents:
55955
diff
changeset

511 
val _ = 
55959
c3b458435f4f
more decisive commitment to get_free vs. the_const;
wenzelm
parents:
55956
diff
changeset

512 
Name.reject_internal (c, ps) handle ERROR msg => 
c3b458435f4f
more decisive commitment to get_free vs. the_const;
wenzelm
parents:
55956
diff
changeset

513 
error (msg ^ consts_completion_message ctxt (c, ps)); 
c3b458435f4f
more decisive commitment to get_free vs. the_const;
wenzelm
parents:
55956
diff
changeset

514 
fun err msg = error (msg ^ Position.here_list ps); 
55842  515 
val consts = consts_of ctxt; 
55954  516 
val fixed = if proper then NONE else Variable.lookup_fixed ctxt c; 
517 
val (t, reports) = 

518 
(case (fixed, Variable.lookup_const ctxt c) of 

519 
(SOME x, NONE) => 

55843
3fa61f39d1f2
prefer Name_Space.check with its builtin reports (including completion);
wenzelm
parents:
55842
diff
changeset

520 
let 
55959
c3b458435f4f
more decisive commitment to get_free vs. the_const;
wenzelm
parents:
55956
diff
changeset

521 
val reports = ps 
c3b458435f4f
more decisive commitment to get_free vs. the_const;
wenzelm
parents:
55956
diff
changeset

522 
> filter (Context_Position.is_reported ctxt) 
c3b458435f4f
more decisive commitment to get_free vs. the_const;
wenzelm
parents:
55956
diff
changeset

523 
> map (fn pos => 
c3b458435f4f
more decisive commitment to get_free vs. the_const;
wenzelm
parents:
55956
diff
changeset

524 
(pos, Markup.name x (if Name.is_skolem x then Markup.skolem else Markup.free))); 
55955
e8f1bf005661
eliminated odd type constraint for read_const (see also 79c1d2bbe5a9);
wenzelm
parents:
55954
diff
changeset

525 
in (Free (x, infer_type ctxt (x, dummyT)), reports) end 
55954  526 
 (_, SOME d) => 
527 
let 

528 
val T = Consts.type_scheme consts d handle TYPE (msg, _, _) => err msg; 

55959
c3b458435f4f
more decisive commitment to get_free vs. the_const;
wenzelm
parents:
55956
diff
changeset

529 
val reports = ps 
c3b458435f4f
more decisive commitment to get_free vs. the_const;
wenzelm
parents:
55956
diff
changeset

530 
> filter (Context_Position.is_reported ctxt) 
c3b458435f4f
more decisive commitment to get_free vs. the_const;
wenzelm
parents:
55956
diff
changeset

531 
> map (fn pos => (pos, Name_Space.markup (Consts.space_of consts) d)); 
55950
3bb5c7179234
clarified treatment of consts  prefer valueoriented reports;
wenzelm
parents:
55949
diff
changeset

532 
in (Const (d, T), reports) end 
55959
c3b458435f4f
more decisive commitment to get_free vs. the_const;
wenzelm
parents:
55956
diff
changeset

533 
 _ => Consts.check_const (Context.Proof ctxt) consts (c, ps)); 
55842  534 
val _ = 
55954  535 
(case (strict, t) of 
536 
(true, Const (d, _)) => 

537 
(ignore (Consts.the_const consts d) handle TYPE (msg, _, _) => err msg) 

538 
 _ => ()); 

55950
3bb5c7179234
clarified treatment of consts  prefer valueoriented reports;
wenzelm
parents:
55949
diff
changeset

539 
in (t, reports) end; 
55842  540 

55955
e8f1bf005661
eliminated odd type constraint for read_const (see also 79c1d2bbe5a9);
wenzelm
parents:
55954
diff
changeset

541 
fun read_const ctxt flags text = 
55950
3bb5c7179234
clarified treatment of consts  prefer valueoriented reports;
wenzelm
parents:
55949
diff
changeset

542 
let 
59795  543 
val source = Syntax.read_input text; 
59066  544 
val (t, reports) = check_const ctxt flags (Input.source_content source, [Input.pos_of source]); 
55950
3bb5c7179234
clarified treatment of consts  prefer valueoriented reports;
wenzelm
parents:
55949
diff
changeset

545 
val _ = Position.reports reports; 
3bb5c7179234
clarified treatment of consts  prefer valueoriented reports;
wenzelm
parents:
55949
diff
changeset

546 
in t end; 
25328  547 

548 

46922
3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

549 
(* type arities *) 
3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

550 

3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

551 
local 
3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

552 

3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

553 
fun prep_arity prep_tycon prep_sort ctxt (t, Ss, S) = 
3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

554 
let val arity = (prep_tycon ctxt t, map (prep_sort ctxt) Ss, prep_sort ctxt S) 
47005
421760a1efe7
maintain generic context naming in structure Name_Space (NB: empty = default_naming, init = local_naming);
wenzelm
parents:
47001
diff
changeset

555 
in Type.add_arity (Context.pretty ctxt) arity (tsig_of ctxt); arity end; 
46922
3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

556 

3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

557 
in 
3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

558 

3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

559 
val read_arity = 
56002  560 
prep_arity ((#1 o dest_Type) oo read_type_name {proper = true, strict = true}) Syntax.read_sort; 
47005
421760a1efe7
maintain generic context naming in structure Name_Space (NB: empty = default_naming, init = local_naming);
wenzelm
parents:
47001
diff
changeset

561 

46922
3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

562 
val cert_arity = prep_arity (K I) (Type.cert_sort o tsig_of); 
3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

563 

3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

564 
end; 
3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

565 

3717f3878714
source positions for locale and class expressions;
wenzelm
parents:
46849
diff
changeset

566 

24684  567 
(* read_term *) 
568 

569 
fun read_term_mode mode ctxt = Syntax.read_term (set_mode mode ctxt); 

570 

571 
val read_term_pattern = read_term_mode mode_pattern; 

572 
val read_term_schematic = read_term_mode mode_schematic; 

573 
val read_term_abbrev = read_term_mode mode_abbrev; 

574 

575 

19001  576 
(* local abbreviations *) 
5819  577 

24501  578 
local 
579 

42383
0ae4ad40d7b5
simplified pretty printing context, which is only required for certain kernel operations;
wenzelm
parents:
42381
diff
changeset

580 
fun certify_consts ctxt = Consts.certify (Context.pretty ctxt) (tsig_of ctxt) 
27286  581 
(not (abbrev_mode ctxt)) (consts_of ctxt); 
19001  582 

38979
60dbf0b3f6c7
prefer regular print functions over slightly lowlevel Term.string_of_vname;
wenzelm
parents:
38756
diff
changeset

583 
fun expand_binds ctxt = 
60dbf0b3f6c7
prefer regular print functions over slightly lowlevel Term.string_of_vname;
wenzelm
parents:
38756
diff
changeset

584 
let 
60dbf0b3f6c7
prefer regular print functions over slightly lowlevel Term.string_of_vname;
wenzelm
parents:
38756
diff
changeset

585 
val Mode {pattern, schematic, ...} = get_mode ctxt; 
5819  586 

38979
60dbf0b3f6c7
prefer regular print functions over slightly lowlevel Term.string_of_vname;
wenzelm
parents:
38756
diff
changeset

587 
fun reject_schematic (t as Var _) = 
60dbf0b3f6c7
prefer regular print functions over slightly lowlevel Term.string_of_vname;
wenzelm
parents:
38756
diff
changeset

588 
error ("Unbound schematic variable: " ^ Syntax.string_of_term ctxt t) 
60dbf0b3f6c7
prefer regular print functions over slightly lowlevel Term.string_of_vname;
wenzelm
parents:
38756
diff
changeset

589 
 reject_schematic (Abs (_, _, t)) = reject_schematic t 
60dbf0b3f6c7
prefer regular print functions over slightly lowlevel Term.string_of_vname;
wenzelm
parents:
38756
diff
changeset

590 
 reject_schematic (t $ u) = (reject_schematic t; reject_schematic u) 
60dbf0b3f6c7
prefer regular print functions over slightly lowlevel Term.string_of_vname;
wenzelm
parents:
38756
diff
changeset

591 
 reject_schematic _ = (); 
60dbf0b3f6c7
prefer regular print functions over slightly lowlevel Term.string_of_vname;
wenzelm
parents:
38756
diff
changeset

592 
in 
24495  593 
if pattern then I 
594 
else Variable.expand_binds ctxt #> (if schematic then I else tap reject_schematic) 

595 
end; 

5819  596 

24501  597 
in 
598 

599 
fun expand_abbrevs ctxt = certify_consts ctxt #> expand_binds ctxt; 

600 

601 
end; 

602 

56438  603 
val show_abbrevs_raw = Config.declare ("show_abbrevs", @{here}) (fn _ => Config.Bool true); 
40879
ca132ef44944
configuration option "show_abbrevs" supersedes print mode "no_abbrevs", with inverted meaning;
wenzelm
parents:
39557
diff
changeset

604 
val show_abbrevs = Config.bool show_abbrevs_raw; 
5819  605 

24922  606 
fun contract_abbrevs ctxt t = 
607 
let 

608 
val thy = theory_of ctxt; 

609 
val consts = consts_of ctxt; 

610 
val Mode {abbrev, ...} = get_mode ctxt; 

30566
9643f54c4184
reverted abbreviations: improved performance via Item_Net.T;
wenzelm
parents:
30473
diff
changeset

611 
val retrieve = Consts.retrieve_abbrevs consts (print_mode_value () @ [""]); 
9643f54c4184
reverted abbreviations: improved performance via Item_Net.T;
wenzelm
parents:
30473
diff
changeset

612 
fun match_abbrev u = Option.map #1 (get_first (Pattern.match_rew thy u) (retrieve u)); 
24922  613 
in 
40879
ca132ef44944
configuration option "show_abbrevs" supersedes print mode "no_abbrevs", with inverted meaning;
wenzelm
parents:
39557
diff
changeset

614 
if abbrev orelse not (Config.get ctxt show_abbrevs) orelse not (can Term.type_of t) then t 
35211
5d2fe4e09354
Use topdown rewriting to contract abbreviations.
berghofe
parents:
35141
diff
changeset

615 
else Pattern.rewrite_term_top thy [] [match_abbrev] t 
24922  616 
end; 
617 

618 

24518  619 
(* patterns *) 
620 

32003  621 
fun prepare_patternT ctxt T = 
622 
let 

623 
val Mode {pattern, schematic, ...} = get_mode ctxt; 

624 
val _ = 

625 
pattern orelse schematic orelse 

626 
T > Term.exists_subtype 

38979
60dbf0b3f6c7
prefer regular print functions over slightly lowlevel Term.string_of_vname;
wenzelm
parents:
38756
diff
changeset

627 
(fn T as TVar (xi, _) => 
37145
01aa36932739
renamed structure TypeInfer to Type_Infer, keeping the old name as legacy alias for some time;
wenzelm
parents:
36610
diff
changeset

628 
not (Type_Infer.is_param xi) andalso 
38979
60dbf0b3f6c7
prefer regular print functions over slightly lowlevel Term.string_of_vname;
wenzelm
parents:
38756
diff
changeset

629 
error ("Illegal schematic type variable: " ^ Syntax.string_of_typ ctxt T) 
32003  630 
 _ => false) 
631 
in T end; 

24518  632 

22712  633 

24505  634 
local 
6550  635 

56438  636 
val dummies = 
637 
Config.bool (Config.declare ("Proof_Context.dummies", @{here}) (K (Config.Bool false))); 

27259  638 

639 
fun check_dummies ctxt t = 

39508
dfacdb01e1ec
simplified some internal flags using Config.T instead of fullblown Proof_Data;
wenzelm
parents:
39507
diff
changeset

640 
if Config.get ctxt dummies then t 
27259  641 
else Term.no_dummy_patterns t handle TERM _ => error "Illegal dummy pattern(s) in term"; 
642 

24767  643 
fun prepare_dummies ts = #1 (fold_map Term.replace_dummy_patterns ts 1); 
6762  644 

27259  645 
in 
6550  646 

39508
dfacdb01e1ec
simplified some internal flags using Config.T instead of fullblown Proof_Data;
wenzelm
parents:
39507
diff
changeset

647 
val allow_dummies = Config.put dummies true; 
24505  648 

24684  649 
fun prepare_patterns ctxt = 
24518  650 
let val Mode {pattern, ...} = get_mode ctxt in 
39296  651 
Type_Infer.fixate ctxt #> 
24767  652 
pattern ? Variable.polymorphic ctxt #> 
24684  653 
(map o Term.map_types) (prepare_patternT ctxt) #> 
27259  654 
(if pattern then prepare_dummies else map (check_dummies ctxt)) 
24505  655 
end; 
656 

657 
end; 

658 

6550  659 

42250
cc5ac538f991
eliminated odd objectoriented type_context/term_context;
wenzelm
parents:
42242
diff
changeset

660 
(* sort constraints *) 
27286  661 

49674
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

662 
local 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

663 

dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

664 
fun prepare_sorts_env ctxt tys = 
27286  665 
let 
35669
a91c7ed801b8
added ProofContext.tsig_of  proforma version for local name space only, not logical content;
wenzelm
parents:
35616
diff
changeset

666 
val tsig = tsig_of ctxt; 
45453  667 
val defaultS = Type.defaultS tsig; 
27286  668 

53673
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

669 
val dummy_var = ("'_dummy_", ~1); 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

670 

49685
4341e4d86872
allow position constraints to coexist with 0 or 1 sort constraints;
wenzelm
parents:
49674
diff
changeset

671 
fun constraint (xi, raw_S) env = 
4341e4d86872
allow position constraints to coexist with 0 or 1 sort constraints;
wenzelm
parents:
49674
diff
changeset

672 
let val (ps, S) = Term_Position.decode_positionS raw_S in 
53673
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

673 
if xi = dummy_var orelse S = dummyS then env 
49685
4341e4d86872
allow position constraints to coexist with 0 or 1 sort constraints;
wenzelm
parents:
49674
diff
changeset

674 
else 
4341e4d86872
allow position constraints to coexist with 0 or 1 sort constraints;
wenzelm
parents:
49674
diff
changeset

675 
Vartab.insert (op =) (xi, Type.minimize_sort tsig S) env 
4341e4d86872
allow position constraints to coexist with 0 or 1 sort constraints;
wenzelm
parents:
49674
diff
changeset

676 
handle Vartab.DUP _ => 
4341e4d86872
allow position constraints to coexist with 0 or 1 sort constraints;
wenzelm
parents:
49674
diff
changeset

677 
error ("Inconsistent sort constraints for type variable " ^ 
49691  678 
quote (Term.string_of_vname' xi) ^ Position.here_list ps) 
49685
4341e4d86872
allow position constraints to coexist with 0 or 1 sort constraints;
wenzelm
parents:
49674
diff
changeset

679 
end; 
4341e4d86872
allow position constraints to coexist with 0 or 1 sort constraints;
wenzelm
parents:
49674
diff
changeset

680 

45453  681 
val env = 
682 
(fold o fold_atyps) 

683 
(fn TFree (x, S) => constraint ((x, ~1), S) 

684 
 TVar v => constraint v 

685 
 _ => I) tys Vartab.empty; 

36152  686 

53673
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

687 
fun get_sort xi raw_S = 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

688 
if xi = dummy_var then 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

689 
Type.minimize_sort tsig (#2 (Term_Position.decode_positionS raw_S)) 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

690 
else 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

691 
(case (Vartab.lookup env xi, Variable.def_sort ctxt xi) of 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

692 
(NONE, NONE) => defaultS 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

693 
 (NONE, SOME S) => S 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

694 
 (SOME S, NONE) => S 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

695 
 (SOME S, SOME S') => 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

696 
if Type.eq_sort tsig (S, S') then S' 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

697 
else 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

698 
error ("Sort constraint " ^ Syntax.string_of_sort ctxt S ^ 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

699 
" inconsistent with default " ^ Syntax.string_of_sort ctxt S' ^ 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

700 
" for type variable " ^ quote (Term.string_of_vname' xi))); 
49674
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

701 

49685
4341e4d86872
allow position constraints to coexist with 0 or 1 sort constraints;
wenzelm
parents:
49674
diff
changeset

702 
fun add_report S pos reports = 
4341e4d86872
allow position constraints to coexist with 0 or 1 sort constraints;
wenzelm
parents:
49674
diff
changeset

703 
if Position.is_reported pos andalso not (AList.defined (op =) reports pos) then 
50201
c26369c9eda6
Isabellespecific implementation of quasiabstract markup elements  back to module arrangement before d83797ef0d2d;
wenzelm
parents:
50126
diff
changeset

704 
(pos, Position.reported_text pos Markup.sorting (Syntax.string_of_sort ctxt S)) :: reports 
49685
4341e4d86872
allow position constraints to coexist with 0 or 1 sort constraints;
wenzelm
parents:
49674
diff
changeset

705 
else reports; 
4341e4d86872
allow position constraints to coexist with 0 or 1 sort constraints;
wenzelm
parents:
49674
diff
changeset

706 

49691  707 
fun get_sort_reports xi raw_S = 
708 
let 

709 
val ps = #1 (Term_Position.decode_positionS raw_S); 

53673
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

710 
val S = get_sort xi raw_S handle ERROR msg => error (msg ^ Position.here_list ps); 
49691  711 
in fold (add_report S) ps end; 
49674
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

712 

dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

713 
val reports = 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

714 
(fold o fold_atyps) 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

715 
(fn T => 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

716 
if Term_Position.is_positionT T then I 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

717 
else 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

718 
(case T of 
49691  719 
TFree (x, raw_S) => get_sort_reports (x, ~1) raw_S 
720 
 TVar (xi, raw_S) => get_sort_reports xi raw_S 

49674
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

721 
 _ => I)) tys []; 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

722 

56333
38f1422ef473
support bulk messages consisting of small string segments, which are more healthy to the Poly/ML RTS and might prevent spurious GC crashes such as MTGCProcessMarkPointers::ScanAddressesInObject;
wenzelm
parents:
56294
diff
changeset

723 
in (map #2 reports, get_sort) end; 
27286  724 

49674
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

725 
fun replace_sortsT get_sort = 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

726 
map_atyps 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

727 
(fn T => 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

728 
if Term_Position.is_positionT T then T 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

729 
else 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

730 
(case T of 
53673
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

731 
TFree (x, raw_S) => TFree (x, get_sort (x, ~1) raw_S) 
bcfd16f65014
treat all dummy type variables separately (in contrast to fca432074fb2);
wenzelm
parents:
53380
diff
changeset

732 
 TVar (xi, raw_S) => TVar (xi, get_sort xi raw_S) 
49674
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

733 
 _ => T)); 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

734 

dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

735 
in 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

736 

dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

737 
fun prepare_sortsT ctxt tys = 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

738 
let val (sorting_report, get_sort) = prepare_sorts_env ctxt tys 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

739 
in (sorting_report, map (replace_sortsT get_sort) tys) end; 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

740 

dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

741 
fun prepare_sorts ctxt tms = 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

742 
let 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

743 
val tys = rev ((fold o fold_types) cons tms []); 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

744 
val (sorting_report, get_sort) = prepare_sorts_env ctxt tys; 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

745 
in (sorting_report, (map o map_types) (replace_sortsT get_sort) tms) end; 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

746 

dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

747 
fun check_tfree ctxt v = 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

748 
let 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

749 
val (sorting_report, [TFree a]) = prepare_sortsT ctxt [TFree v]; 
56294
85911b8a6868
prefer Context_Position where a context is available;
wenzelm
parents:
56202
diff
changeset

750 
val _ = if Context_Position.is_visible ctxt then Output.report sorting_report else (); 
49674
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

751 
in a end; 
dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

752 

dbadb4d03cbc
report sort assignment of visible type variables;
wenzelm
parents:
48992
diff
changeset

753 
end; 
36152  754 

5819  755 

756 
(* certify terms *) 

757 

10554  758 
local 
759 

24684  760 
fun gen_cert prop ctxt t = 
761 
t 

762 
> expand_abbrevs ctxt 

42383
0ae4ad40d7b5
simplified pretty printing context, which is only required for certain kernel operations;
wenzelm
parents:
42381
diff
changeset

763 
> (fn t' => 
0ae4ad40d7b5
simplified pretty printing context, which is only required for certain kernel operations;
wenzelm
parents:
42381
diff
changeset

764 
#1 (Sign.certify' prop (Context.pretty ctxt) false (consts_of ctxt) (theory_of ctxt) t') 
0ae4ad40d7b5
simplified pretty printing context, which is only required for certain kernel operations;
wenzelm
parents:
42381
diff
changeset

765 
handle TYPE (msg, _, _) => error msg  TERM (msg, _) => error msg); 
16501  766 

10554  767 
in 
8096  768 

24684  769 
val cert_term = gen_cert false; 
770 
val cert_prop = gen_cert true; 

10554  771 

772 
end; 

5819  773 

774 

42405
13ecdb3057d8
split Type_Infer into early and late part, after Proof_Context;
wenzelm
parents:
42402
diff
changeset

775 
(* check/uncheck *) 
22701  776 

35616
b342390d296f
provide ProofContext.def_type depending on "pattern" mode;
wenzelm
parents:
35429
diff
changeset

777 
fun def_type ctxt = 
b342390d296f
provide ProofContext.def_type depending on "pattern" mode;
wenzelm
parents:
35429
diff
changeset

778 
let val Mode {pattern, ...} = get_mode ctxt 
b342390d296f
provide ProofContext.def_type depending on "pattern" mode;
wenzelm
parents:
35429
diff
changeset

779 
in Variable.def_type ctxt pattern end; 
b342390d296f
provide ProofContext.def_type depending on "pattern" mode;
wenzelm
parents:
35429
diff
changeset

780 

24518  781 
fun standard_typ_check ctxt = 
45429  782 
map (cert_typ_mode (Type.get_mode ctxt) ctxt #> prepare_patternT ctxt); 
24922  783 

45429  784 
val standard_term_check_finish = prepare_patterns; 
24518  785 

45429  786 
fun standard_term_uncheck ctxt = map (contract_abbrevs ctxt); 
22701  787 

788 

9553  789 

21610  790 
(** export results **) 
21531  791 

20310  792 
fun common_export is_goal inner outer = 
793 
map (Assumption.export is_goal inner outer) #> 

794 
Variable.export inner outer; 

8616
90d2fed59be1
support HindleyMilner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset

795 

20310  796 
val goal_export = common_export true; 
797 
val export = common_export false; 

12704  798 

21531  799 
fun export_morphism inner outer = 
800 
Assumption.export_morphism inner outer $> 

801 
Variable.export_morphism inner outer; 

802 

28396  803 
fun norm_export_morphism inner outer = 
804 
export_morphism inner outer $> 

54883
dd04a8b654fc
proper context for norm_hhf and derived operations;
wenzelm
parents:
54742
diff
changeset

805 
Morphism.thm_morphism "Proof_Context.norm_export" (Goal.norm_result outer); 
28396  806 

21531  807 

15758
07e382399a96
binds/thms: do not store options, but delete from table;
wenzelm
parents:
15750
diff
changeset

808 

30757
2d2076300185
replaced add_binds(_i) by bind_terms  internal version only;
wenzelm
parents:
30723
diff
changeset

809 
(** term bindings **) 
5819  810 

8096  811 
(* simult_matches *) 
812 

19867  813 
fun simult_matches ctxt (t, pats) = 
58950
d07464875dd4
optional proof context for unify operations, for the sake of proper local options;
wenzelm
parents:
58668
diff
changeset

814 
(case Seq.pull (Unify.matchers (Context.Proof ctxt) (map (rpair t) pats)) of 
19867  815 
NONE => error "Pattern match failed!" 
32032  816 
 SOME (env, _) => Vartab.fold (fn (v, (_, t)) => cons (v, t)) (Envir.term_env env) []); 
8096  817 

818 

30757
2d2076300185
replaced add_binds(_i) by bind_terms  internal version only;
wenzelm
parents:
30723
diff
changeset

819 
(* auto_bind *) 
10810  820 

60408
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

821 
fun auto_bind f props ctxt = fold Variable.maybe_bind_term (f ctxt props) ctxt; 
8616
90d2fed59be1
support HindleyMilner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset

822 

33386  823 
val auto_bind_goal = auto_bind Auto_Bind.goal; 
824 
val auto_bind_facts = auto_bind Auto_Bind.facts; 

7925  825 

5819  826 

60408
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

827 
(* bind terms (nonschematic) *) 
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

828 

1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

829 
fun cert_maybe_bind_term (xi, t) ctxt = 
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

830 
ctxt 
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

831 
> Variable.maybe_bind_term (xi, Option.map (cert_term (set_mode mode_default ctxt)) t); 
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

832 

1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

833 
val cert_bind_term = cert_maybe_bind_term o apsnd SOME; 
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

834 

1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

835 

60377  836 
(* match_bind *) 
5819  837 

8096  838 
local 
839 

24684  840 
fun gen_bind prep_terms gen raw_binds ctxt = 
5819  841 
let 
24684  842 
fun prep_bind (raw_pats, t) ctxt1 = 
843 
let 

844 
val T = Term.fastype_of t; 

845 
val ctxt2 = Variable.declare_term t ctxt1; 

846 
val pats = prep_terms (set_mode mode_pattern ctxt2) T raw_pats; 

847 
val binds = simult_matches ctxt2 (t, pats); 

848 
in (binds, ctxt2) end; 

7670  849 

24686  850 
val ts = prep_terms ctxt dummyT (map snd raw_binds); 
851 
val (binds, ctxt') = apfst flat (fold_map prep_bind (map fst raw_binds ~~ ts) ctxt); 

8616
90d2fed59be1
support HindleyMilner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset

852 
val binds' = 
19916
3bbb9cc5d4f1
export: simultaneous facts, refer to Variable.export;
wenzelm
parents:
19897
diff
changeset

853 
if gen then map #1 binds ~~ Variable.exportT_terms ctxt' ctxt (map #2 binds) 
8616
90d2fed59be1
support HindleyMilner polymorphisms in binds and facts;
wenzelm
parents:
8462
diff
changeset

854 
else binds; 
18310  855 
val ctxt'' = 
19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

856 
tap (Variable.warn_extra_tfrees ctxt) 
18310  857 
(if gen then 
60408
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

858 
ctxt (*sic!*) 
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

859 
> fold Variable.declare_term (map #2 binds') 
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

860 
> fold cert_bind_term binds' 
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

861 
else ctxt' > fold cert_bind_term binds'); 
18310  862 
in (ts, ctxt'') end; 
8096  863 

864 
in 

5935  865 

24684  866 
fun read_terms ctxt T = 
39288  867 
map (Syntax.parse_term ctxt #> Type.constraint T) #> Syntax.check_terms ctxt; 
24684  868 

60377  869 
val match_bind = gen_bind (fn ctxt => fn _ => map (cert_term ctxt)); 
870 
val match_bind_cmd = gen_bind read_terms; 

8096  871 

872 
end; 

5935  873 

874 

10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

875 
(* propositions with patterns *) 
5935  876 

10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

877 
local 
8096  878 

60388  879 
fun prep_propp prep_props ctxt raw_args = 
10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

880 
let 
60386  881 
val props = prep_props ctxt (maps (map fst) raw_args); 
60388  882 
val props_ctxt = fold Variable.declare_term props ctxt; 
883 
val patss = maps (map (prep_props (set_mode mode_pattern props_ctxt) o snd)) raw_args; 

5935  884 

60387
76359ff1090f
more careful treatment of term bindings in 'obtain' proof body;
wenzelm
parents:
60386
diff
changeset

885 
val propps = unflat raw_args (props ~~ patss); 
60388  886 
val binds = (maps o maps) (simult_matches props_ctxt) propps; 
887 
in (map (map fst) propps, binds) end; 

8096  888 

10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

889 
in 
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

890 

60388  891 
val cert_propp = prep_propp (map o cert_prop); 
892 
val read_propp = prep_propp Syntax.read_props; 

6789  893 

10465
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

894 
end; 
4aa6f8b5cdc4
added read_terms, read_props (simulataneous typeinference);
wenzelm
parents:
10381
diff
changeset

895 

6789  896 

5819  897 

898 
(** theorems **) 

899 

18042  900 
(* fact_tac *) 
901 

52223
5bb6ae8acb87
tuned signature  more explicit flags for lowlevel Thm.bicompose;
wenzelm
parents:
52156
diff
changeset

902 
local 
5bb6ae8acb87
tuned signature  more explicit flags for lowlevel Thm.bicompose;
wenzelm
parents:
52156
diff
changeset

903 

58950
d07464875dd4
optional proof context for unify operations, for the sake of proper local options;
wenzelm
parents:
58668
diff
changeset

904 
fun comp_hhf_tac ctxt th i st = 
d07464875dd4
optional proof context for unify operations, for the sake of proper local options;
wenzelm
parents:
58668
diff
changeset

905 
PRIMSEQ (Thm.bicompose (SOME ctxt) {flatten = true, match = false, incremented = true} 
60367  906 
(false, Drule.lift_all ctxt (Thm.cprem_of st i) th, 0) i) st; 
52223
5bb6ae8acb87
tuned signature  more explicit flags for lowlevel Thm.bicompose;
wenzelm
parents:
52156
diff
changeset

907 

58950
d07464875dd4
optional proof context for unify operations, for the sake of proper local options;
wenzelm
parents:
58668
diff
changeset

908 
fun comp_incr_tac _ [] _ = no_tac 
d07464875dd4
optional proof context for unify operations, for the sake of proper local options;
wenzelm
parents:
58668
diff
changeset

909 
 comp_incr_tac ctxt (th :: ths) i = 
d07464875dd4
optional proof context for unify operations, for the sake of proper local options;
wenzelm
parents:
58668
diff
changeset

910 
(fn st => comp_hhf_tac ctxt (Drule.incr_indexes st th) i st) APPEND 
d07464875dd4
optional proof context for unify operations, for the sake of proper local options;
wenzelm
parents:
58668
diff
changeset

911 
comp_incr_tac ctxt ths i; 
52223
5bb6ae8acb87
tuned signature  more explicit flags for lowlevel Thm.bicompose;
wenzelm
parents:
52156
diff
changeset

912 

60489  913 
val vacuous_facts = [Drule.termI]; 
914 

52223
5bb6ae8acb87
tuned signature  more explicit flags for lowlevel Thm.bicompose;
wenzelm
parents:
52156
diff
changeset

915 
in 
18042  916 

58950
d07464875dd4
optional proof context for unify operations, for the sake of proper local options;
wenzelm
parents:
58668
diff
changeset

917 
fun fact_tac ctxt facts = Goal.norm_hhf_tac ctxt THEN' comp_incr_tac ctxt facts; 
18122  918 

27867  919 
fun potential_facts ctxt prop = 
60489  920 
let 
921 
val body = Term.strip_all_body prop; 

922 
val vacuous = filter (fn th => Term.could_unify (body, Thm.concl_of th)) vacuous_facts; 

923 
in Facts.could_unify (facts_of ctxt) body @ vacuous end; 

27867  924 

54742
7a86358a3c0b
proper context for basic Simplifier operations: rewrite_rule, rewrite_goals_rule, rewrite_goals_tac etc.;
wenzelm
parents:
54740
diff
changeset

925 
fun some_fact_tac ctxt = SUBGOAL (fn (goal, i) => fact_tac ctxt (potential_facts ctxt goal) i); 
18042  926 

52223
5bb6ae8acb87
tuned signature  more explicit flags for lowlevel Thm.bicompose;
wenzelm
parents:
52156
diff
changeset

927 
end; 
5bb6ae8acb87
tuned signature  more explicit flags for lowlevel Thm.bicompose;
wenzelm
parents:
52156
diff
changeset

928 

18042  929 

56140
ed92ce2ac88e
just one cumulative Proof_Context.facts, with uniform retrieval (including PIDE markup, completion etc.);
wenzelm
parents:
56139
diff
changeset

930 
(* get facts *) 
5819  931 

26361  932 
local 
933 

56141
c06202417c4a
back to a form of hybrid facts, to reduce performance impact of ed92ce2ac88e;
wenzelm
parents:
56140
diff
changeset

934 
fun retrieve_global context = 
c06202417c4a
back to a form of hybrid facts, to reduce performance impact of ed92ce2ac88e;
wenzelm
parents:
56140
diff
changeset

935 
Facts.retrieve context (Global_Theory.facts_of (Context.theory_of context)); 
c06202417c4a
back to a form of hybrid facts, to reduce performance impact of ed92ce2ac88e;
wenzelm
parents:
56140
diff
changeset

936 

56156
47015872e795
clarified retrieve_generic: local error takes precedence, which is relevant for completion;
wenzelm
parents:
56155
diff
changeset

937 
fun retrieve_generic (context as Context.Proof ctxt) arg = 
47015872e795
clarified retrieve_generic: local error takes precedence, which is relevant for completion;
wenzelm
parents:
56155
diff
changeset

938 
(Facts.retrieve context (facts_of ctxt) arg handle ERROR local_msg => 
47015872e795
clarified retrieve_generic: local error takes precedence, which is relevant for completion;
wenzelm
parents:
56155
diff
changeset

939 
(retrieve_global context arg handle ERROR _ => error local_msg)) 
56141
c06202417c4a
back to a form of hybrid facts, to reduce performance impact of ed92ce2ac88e;
wenzelm
parents:
56140
diff
changeset

940 
 retrieve_generic context arg = retrieve_global context arg; 
c06202417c4a
back to a form of hybrid facts, to reduce performance impact of ed92ce2ac88e;
wenzelm
parents:
56140
diff
changeset

941 

c06202417c4a
back to a form of hybrid facts, to reduce performance impact of ed92ce2ac88e;
wenzelm
parents:
56140
diff
changeset

942 
fun retrieve pick context (Facts.Fact s) = 
16501  943 
let 
56140
ed92ce2ac88e
just one cumulative Proof_Context.facts, with uniform retrieval (including PIDE markup, completion etc.);
wenzelm
parents:
56139
diff
changeset

944 
val ctxt = Context.the_proof context; 
59795  945 
val pos = Syntax.read_input_pos s; 
42502  946 
val prop = 
947 
Syntax.read_prop (ctxt > set_mode mode_default > allow_dummies) s 

24511
69d270cc7e4f
removed obsolete read/cert variations (cf. Syntax.read/check);
wenzelm
parents:
24505
diff
changeset

948 
> singleton (Variable.polymorphic ctxt); 
48992  949 
fun err msg = error (msg ^ Position.here pos ^ ":\n" ^ Syntax.string_of_term ctxt prop); 
27867  950 

42502  951 
val (prop', _) = Term.replace_dummy_patterns prop (Variable.maxidx_of ctxt + 1); 
27867  952 
fun prove_fact th = 
54742
7a86358a3c0b
proper context for basic Simplifier operations: rewrite_rule, rewrite_goals_rule, rewrite_goals_tac etc.;
wenzelm
parents:
54740
diff
changeset

953 
Goal.prove ctxt [] [] prop' (K (ALLGOALS (fact_tac ctxt [th]))); 
42502  954 
val results = map_filter (try prove_fact) (potential_facts ctxt prop'); 
56140
ed92ce2ac88e
just one cumulative Proof_Context.facts, with uniform retrieval (including PIDE markup, completion etc.);
wenzelm
parents:
56139
diff
changeset

955 
val thm = 
42502  956 
(case distinct Thm.eq_thm_prop results of 
56140
ed92ce2ac88e
just one cumulative Proof_Context.facts, with uniform retrieval (including PIDE markup, completion etc.);
wenzelm
parents:
56139
diff
changeset

957 
[thm] => thm 
42502  958 
 [] => err "Failed to retrieve literal fact" 
959 
 _ => err "Ambiguous specification of literal fact"); 

57942
e5bec882fdd0
more informative Token.Fact: retain name of dynamic fact (without selection);
wenzelm
parents:
57928
diff
changeset

960 
in pick true ("", Position.none) [thm] end 
e5bec882fdd0
more informative Token.Fact: retain name of dynamic fact (without selection);
wenzelm
parents:
57928
diff
changeset

961 
 retrieve pick context (Facts.Named ((xname, pos), sel)) = 
18042  962 
let 
56140
ed92ce2ac88e
just one cumulative Proof_Context.facts, with uniform retrieval (including PIDE markup, completion etc.);
wenzelm
parents:
56139
diff
changeset

963 
val thy = Context.theory_of context; 
57942
e5bec882fdd0
more informative Token.Fact: retain name of dynamic fact (without selection);
wenzelm
parents:
57928
diff
changeset

964 
fun immediate thm = {name = xname, static = true, thms = [Thm.transfer thy thm]}; 
e5bec882fdd0
more informative Token.Fact: retain name of dynamic fact (without selection);
wenzelm
parents:
57928
diff
changeset

965 
val {name, static, thms} = 
56140
ed92ce2ac88e
just one cumulative Proof_Context.facts, with uniform retrieval (including PIDE markup, completion etc.);
wenzelm
parents:
56139
diff
changeset

966 
(case xname of 
57942
e5bec882fdd0
more informative Token.Fact: retain name of dynamic fact (without selection);
wenzelm
parents:
57928
diff
changeset

967 
"" => immediate Drule.dummy_thm 
e5bec882fdd0
more informative Token.Fact: retain name of dynamic fact (without selection);
wenzelm
parents:
57928
diff
changeset

968 
 "_" => immediate Drule.asm_rl 
56141
c06202417c4a
back to a form of hybrid facts, to reduce performance impact of ed92ce2ac88e;
wenzelm
parents:
56140
diff
changeset

969 
 _ => retrieve_generic context (xname, pos)); 
57942
e5bec882fdd0
more informative Token.Fact: retain name of dynamic fact (without selection);
wenzelm
parents:
57928
diff
changeset

970 
val thms' = Facts.select (Facts.Named ((name, pos), sel)) thms; 
e5bec882fdd0
more informative Token.Fact: retain name of dynamic fact (without selection);
wenzelm
parents:
57928
diff
changeset

971 
in pick (static orelse is_some sel) (name, pos) thms' end; 
5819  972 

26361  973 
in 
26346
17debd2fff8e
simplified get_thm(s): back to plain name argument;
wenzelm
parents:
26336
diff
changeset

974 

57942
e5bec882fdd0
more informative Token.Fact: retain name of dynamic fact (without selection);
wenzelm
parents:
57928
diff
changeset

975 
val get_fact_generic = 
e5bec882fdd0
more informative Token.Fact: retain name of dynamic fact (without selection);
wenzelm
parents:
57928
diff
changeset

976 
retrieve (fn static => fn (name, _) => fn thms => 
e5bec882fdd0
more informative Token.Fact: retain name of dynamic fact (without selection);
wenzelm
parents:
57928
diff
changeset

977 
(if static then NONE else SOME name, thms)); 
e5bec882fdd0
more informative Token.Fact: retain name of dynamic fact (without selection);
wenzelm
parents:
57928
diff
changeset

978 

e5bec882fdd0
more informative Token.Fact: retain name of dynamic fact (without selection);
wenzelm
parents:
57928
diff
changeset

979 
val get_fact = retrieve (K (K I)) o Context.Proof; 
e5bec882fdd0
more informative Token.Fact: retain name of dynamic fact (without selection);
wenzelm
parents:
57928
diff
changeset

980 
val get_fact_single = retrieve (K Facts.the_single) o Context.Proof; 
26346
17debd2fff8e
simplified get_thm(s): back to plain name argument;
wenzelm
parents:
26336
diff
changeset

981 

26361  982 
fun get_thms ctxt = get_fact ctxt o Facts.named; 
983 
fun get_thm ctxt = get_fact_single ctxt o Facts.named; 

984 

985 
end; 

5819  986 

987 

26284  988 
(* facts *) 
5819  989 

28082
37350f301128
explicit type Name.binding for higherspecification elements;
wenzelm
parents:
28017
diff
changeset

990 
local 
37350f301128
explicit type Name.binding for higherspecification elements;
wenzelm
parents:
28017
diff
changeset

991 

28965  992 
fun update_thms _ (b, NONE) ctxt = ctxt > map_facts (Facts.del (full_name ctxt b)) 
49747  993 
 update_thms flags (b, SOME ths) ctxt = ctxt > map_facts 
994 
(Facts.add_static (Context.Proof ctxt) flags (b, ths) #> snd); 

5819  995 

30761
ac7570d80c3d
renamed ProofContext.note_thmss_i to ProofContext.note_thmss, eliminated obsolete external version;
wenzelm
parents:
30758
diff
changeset

996 
in 
ac7570d80c3d
renamed ProofContext.note_thmss_i to ProofContext.note_thmss, eliminated obsolete external version;
wenzelm
parents:
30758
diff
changeset

997 

46775
6287653e63ec
canonical argument order for attribute application;
wenzelm
parents:
45666
diff
changeset

998 
fun note_thmss kind = fold_map (fn ((b, more_atts), raw_facts) => fn ctxt => 
5819  999 
let 
28965  1000 
val name = full_name ctxt b; 
39557
fe5722fce758
renamed structure PureThy to Pure_Thy and moved most content to Global_Theory, to emphasize that this is globalonly;
wenzelm
parents:
39508
diff
changeset

1001 
val facts = Global_Theory.name_thmss false name raw_facts; 
46775
6287653e63ec
canonical argument order for attribute application;
wenzelm
parents:
45666
diff
changeset

1002 
fun app (ths, atts) = 
6287653e63ec
canonical argument order for attribute application;
wenzelm
parents:
45666
diff
changeset

1003 
fold_map (Thm.proof_attributes (surround (Thm.kind kind) (atts @ more_atts))) ths; 
21443
cc5095d57da4
added stmt mode, which affects naming/indexing of local facts;
wenzelm
parents:
21370
diff
changeset

1004 
val (res, ctxt') = fold_map app facts ctxt; 
39557
fe5722fce758
renamed structure PureThy to Pure_Thy and moved most content to Global_Theory, to emphasize that this is globalonly;
wenzelm
parents:
39508
diff
changeset

1005 
val thms = Global_Theory.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

1006 
val Mode {stmt, ...} = get_mode ctxt; 
49747  1007 
in ((name, thms), ctxt' > update_thms {strict = false, index = stmt} (b, SOME thms)) end); 
12711  1008 

49747  1009 
fun put_thms index thms ctxt = ctxt 
47005
421760a1efe7
maintain generic context naming in structure Name_Space (NB: empty = default_naming, init = local_naming);
wenzelm
parents:
47001
diff
changeset

1010 
> map_naming (K Name_Space.local_naming) 
33383  1011 
> Context_Position.set_visible false 
49747  1012 
> update_thms {strict = false, index = index} (apfst Binding.name thms) 
33383  1013 
> Context_Position.restore_visible ctxt 
28417  1014 
> restore_naming ctxt; 
28082
37350f301128
explicit type Name.binding for higherspecification elements;
wenzelm
parents:
28017
diff
changeset

1015 

12711  1016 
end; 
9196  1017 

5819  1018 

1019 

35680  1020 
(** basic logical entities **) 
17360
fa1f262dbc4e
added add_view, export_view (supercedes adhoc view arguments);
wenzelm
parents:
17221
diff
changeset

1021 

8096  1022 
(* variables *) 
1023 

19897
fe661eb3b0e7
ProofContext: moved variable operations to struct Variable;
wenzelm
parents:
19882
diff
changeset

1024 
fun declare_var (x, opt_T, mx) ctxt = 
42287
d98eb048a2e4
discontinued special treatment of structure Mixfix;
wenzelm
parents:
42267
diff
changeset

1025 
let val T = (case opt_T of SOME T => T  NONE => Mixfix.mixfixT mx) 
20163  1026 
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

1027 

57486
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
57415
diff
changeset

1028 
fun check_var internal b = 
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
57415
diff
changeset

1029 
let 
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
57415
diff
changeset

1030 
val x = Variable.check_name b; 
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
57415
diff
changeset

1031 
val check = if internal then Name.reject_skolem else Name.reject_internal; 
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
57415
diff
changeset

1032 
val _ = 
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
57415
diff
changeset

1033 
if can check (x, []) andalso Symbol_Pos.is_identifier x then () 
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
57415
diff
changeset

1034 
else error ("Bad name: " ^ Binding.print b); 
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
57415
diff
changeset

1035 
in x end; 
2131b6633529
check 'case' variable bindings as for 'fix', which means internal names are rejected as usual;
wenzelm
parents:
57415
diff
changeset

1036 

10381  1037 
local 
1038 

60379  1039 
fun prep_var prep_typ internal (b, raw_T, mx) ctxt = 
1040 
let 

1041 
val x = check_var internal b; 

1042 
fun cond_tvars T = 

1043 
if internal then T 

1044 
else Type.no_tvars T handle TYPE (msg, _, _) => error msg; 

60468  1045 
val opt_T = Option.map (cond_tvars o prep_typ ctxt) raw_T; 
60379  1046 
val (_, ctxt') = ctxt > declare_var (x, opt_T, mx); 
1047 
in ((b, opt_T, mx), ctxt') end; 

8096  1048 

10381  1049 
in 
1050 

60379  1051 
val read_var = prep_var Syntax.read_typ false; 
60468  1052 
val cert_var = prep_var cert_typ true; 
8096  1053 

10381  1054 
end; 
1055 

8096  1056 

21744  1057 
(* notation *) 
1058 

24949  1059 
local 
1060 

35429
afa8cf9e63d8
authentic syntax for classes and type constructors;
wenzelm
parents:
35412
diff
changeset

1061 
fun type_syntax (Type (c, args), mx) = 
42290
b1f544c84040
discontinued special treatment of structure Lexicon;
wenzelm
parents:
42287
diff
changeset

1062 
SOME (Local_Syntax.Type, (Lexicon.mark_type c, Mixfix.make_type (length args), mx)) 
35412
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset

1063 
 type_syntax _ = NONE; 
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset

1064 

b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset

1065 
fun const_syntax _ (Free (x, T), mx) = SOME (Local_Syntax.Fixed, (x, T, mx)) 
24949  1066 
 const_syntax ctxt (Const (c, _), mx) = 
35255  1067 
(case try (Consts.type_scheme (consts_of ctxt)) c of 
42290
b1f544c84040
discontinued special treatment of structure Lexicon;
wenzelm
parents:
42287
diff
changeset

1068 
SOME T => SOME (Local_Syntax.Const, (Lexicon.mark_const c, T, mx)) 
35255  1069 
 NONE => NONE) 
24949  1070 
 const_syntax _ _ = NONE; 
1071 

35412
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset

1072 
fun gen_notation syntax add mode args ctxt = 
59152
66e6c539a36d
more frugal Local_Syntax.init  maintain idents within context;
wenzelm
parents:
59066
diff
changeset

1073 
ctxt > map_syntax_idents 
66e6c539a36d
more frugal Local_Syntax.init  maintain idents within context;
wenzelm
parents:
59066
diff
changeset

1074 
(Local_Syntax.update_modesyntax ctxt add mode (map_filter (syntax ctxt) args)); 
35412
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset

1075 

24949  1076 
in 
21744  1077 

35412
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset

1078 
val type_notation = gen_notation (K type_syntax); 
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset

1079 
val notation = gen_notation const_syntax; 
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset

1080 

47247  1081 
fun generic_type_notation add mode args phi = 
35412
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset

1082 
let 
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset

1083 
val args' = args > map_filter (fn (T, mx) => 
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset

1084 
let 
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset

1085 
val T' = Morphism.typ phi T; 
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset

1086 
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

1087 
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

1088 
in Context.mapping (Sign.type_notation add mode args') (type_notation add mode args') end; 
24949  1089 

47247  1090 
fun generic_notation add mode args phi = 
33537
06c87d2c5b5a
locale_const/target_notation: uniform use of Term.aconv_untyped;
wenzelm
parents:
33519
diff
changeset

1091 
let 
06c87d2c5b5a
locale_const/target_notation: uniform use of Term.aconv_untyped;
wenzelm
parents:
33519
diff
changeset

1092 
val args' = args > map_filter (fn (t, mx) => 
06c87d2c5b5a
locale_const/target_notation: uniform use of Term.aconv_untyped;
wenzelm
parents:
33519
diff
changeset

1093 
let val t' = Morphism.term phi t 
06c87d2c5b5a
locale_const/target_notation: uniform use of Term.aconv_untyped;
wenzelm
parents:
33519
diff
changeset

1094 
in if Term.aconv_untyped (t, t') then SOME (t', mx) else NONE end); 
24949  1095 
in Context.mapping (Sign.notation add mode args') (notation add mode args') end; 
1096 

35680  1097 
end; 
35412
b8dead547d9e
more uniform treatment of syntax for types vs. consts;
wenzelm
parents:
35399
diff
changeset

1098 

35680  1099 

1100 
(* aliases *) 

1101 

36450  1102 
fun class_alias b c ctxt = (map_tsig o apfst) (Type.class_alias (naming_of ctxt) b c) ctxt; 
1103 
fun type_alias b c ctxt = (map_tsig o apfst) (Type.type_alias (naming_of ctxt) b c) ctxt; 

35680  1104 
fun const_alias b c ctxt = (map_consts o apfst) (Consts.alias (naming_of ctxt) b c) ctxt; 
57887  1105 
fun fact_alias b c ctxt = map_facts (Facts.alias (naming_of ctxt) b c) ctxt; 
21744  1106 

1107 

24767  1108 
(* local constants *) 
1109 

1110 
fun add_const_constraint (c, opt_T) ctxt = 

1111 
let 

1112 
fun prepT raw_T = 

1113 
let val T = cert_typ ctxt raw_T 

1114 
in cert_term ctxt (Const (c, T)); T end; 

25039  1115 
in ctxt > (map_consts o apfst) (Consts.constrain (c, Option.map prepT opt_T)) end; 
19001  1116 

33173
b8ca12f6681a
eliminated obsolete tags for types/consts  now handled via name space, in strongly typed fashion;
wenzelm
parents:
33165
diff
changeset

1117 
fun add_abbrev mode (b, raw_t) ctxt = 
19001  1118 
let 
24675
2be1253a20d3
removed obsolete set_expand_abbrevs (superceded by mode_abbrev);
wenzelm
parents:
24612
diff
changeset

1119 
val t0 = cert_term (ctxt > set_mode mode_abbrev) raw_t 
42381
309ec68442c6
added Binding.print convenience, which includes quote already;
wenzelm
parents:
42379
diff
changeset

1120 
handle ERROR msg => cat_error msg ("in constant abbreviation " ^ Binding.print b); 
20008
8d9d770e1f06
add_abbrevs/polymorphic: Variable.exportT_terms avoids overgeneralization;
wenzelm
parents:
19916
diff
changeset

1121 
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

1122 
val ((lhs, rhs), consts') = consts_of ctxt 
47005
421760a1efe7
maintain generic context naming in structure Name_Space (NB: empty = default_naming, init = local_naming);
wenzelm
parents:
47001
diff
changeset

1123 
> Consts.abbreviate (Context.Proof ctxt) (tsig_of ctxt) mode (b, t); 
19001  1124 
in 
1125 
ctxt 

25039  1126 
> (map_consts o apfst) (K consts') 
21803  1127 
> Variable.declare_term rhs 
1128 
> pair (lhs, rhs) 

21704  1129 
end; 
19001  1130 

25052  1131 
fun revert_abbrev mode c = (map_consts o apfst) (Consts.revert_abbrev mode c); 
1132 

47275  1133 
fun generic_add_abbrev mode arg = 
1134 
Context.mapping_result (Sign.add_abbrev mode arg) (add_abbrev mode arg); 

1135 

1136 
fun generic_revert_abbrev mode arg = 

1137 
Context.mapping (Sign.revert_abbrev mode arg) (revert_abbrev mode arg); 

1138 

19001  1139 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

1140 
(* fixes *) 
5819  1141 

60469  1142 
local 
1143 

1144 
fun gen_fixes prep_var raw_vars ctxt = 

1145 
let 

1146 
val (vars, _) = fold_map prep_var raw_vars ctxt; 

1147 
val (xs, ctxt') = Variable.add_fixes_binding (map #1 vars) ctxt; 

1148 
in 

1149 
ctxt' 

1150 
> fold_map declare_var (map2 (fn x => fn (_, T, mx) => (x, T, mx)) xs vars) 

1151 
> (map_syntax_idents o Local_Syntax.add_syntax ctxt o map (pair Local_Syntax.Fixed)) 

1152 
> pair xs 

42491
4bb5de0aae66
more precise position information via Variable.add_fixes_binding;
wenzelm
parents:
42488
diff
changeset

1153 
end; 
5819  1154 

60469  1155 
in 
1156 

1157 
val add_fixes = gen_fixes cert_var; 

1158 
val add_fixes_cmd = gen_fixes read_var; 

1159 

1160 
end; 

1161 

9291
23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset

1162 

23705d14be8f
"_i" arguments now expected to have skolems already internalized;
wenzelm
parents:
9274
diff
changeset

1163 

18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

1164 
(** assumptions **) 
18187  1165 

20209  1166 
local 
1167 

60388  1168 
fun gen_assms prep_propp exp args ctxt = 
20209  1169 
let 
60388  1170 
val (propss, binds) = prep_propp ctxt (map snd args); 
1171 
val props = flat propss; 

20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

1172 
in 
60388  1173 
ctxt 
1174 
> fold Variable.declare_term props 

1175 
> tap (Variable.warn_extra_tfrees ctxt) 

1176 
> fold_burrow (Assumption.add_assms exp o map (Thm.cterm_of ctxt)) propss 

1177 
> (fn premss => 

1178 
auto_bind_facts props 

60408
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

1179 
#> fold Variable.bind_term binds 
60388  1180 
#> note_thmss "" (map fst args ~~ map (map (fn th => ([th], []))) premss)) 
20234
7e0693474bcd
added legacy_pretty_thm (with fallback on ProtoPure.thy);
wenzelm
parents:
20209
diff
changeset

1181 
end; 
20209  1182 

1183 
in 

1184 

60388  1185 
val add_assms = gen_assms cert_propp; 
1186 
val add_assms_cmd = gen_assms read_propp; 

20209  1187 

1188 
end; 

1189 

1190 

5819  1191 

8373
e7237c8fe29e
handling of local contexts: print_cases, get_case, add_cases;
wenzelm
parents:
8186
diff
changeset

1192 
(** cases **) 
e7237c8fe29e
handling of local contexts: print_cases, get_case, add_cases;
wenzelm
parents:
8186
diff
changeset

1193 

53378
07990ba8c0ea
cases: more position information and PIDE markup;
wenzelm
parents:
52223
diff
changeset

1194 
fun dest_cases ctxt = 
56025  1195 
Name_Space.fold_table (fn (a, (c, i)) => cons (i, (a, c))) (cases_of ctxt) [] 
59058
a78612c67ec0
renamed "pairself" to "apply2", in accordance to @{apply 2};
wenzelm
parents:
58950
diff
changeset

1196 
> sort (int_ord o apply2 #1) > map #2; 
53378
07990ba8c0ea
cases: more position information and PIDE markup;
wenzelm
parents:
52223
diff
changeset

1197 

16147  1198 
local 
1199 

60408
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

1200 
fun drop_schematic (b as (xi, SOME t)) = if Term.exists_subterm is_Var t then (xi, NONE) else b 
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

1201 
 drop_schematic b = b; 
1fd46ced2fa8
more uniform treatment of auto bindings vs. explicit user bindings;
wenzelm
parents:
60407
diff
changeset

1202 

53378
07990ba8c0ea
cases: more position information and PIDE markup;
wenzelm
parents:
52223
diff
changeset

1203 
fun update_case _ _ ("", _) res = res 
56025  1204 
 update_case _ _ (name, NONE) (cases, index) = 
1205 
(Name_Space.del_table name cases, index) 

60573  1206 
 update_case context legacy (name, SOME c) (cases, index) = 
53378
07990ba8c0ea
cases: more position information and PIDE markup;
wenzelm
parents:
52223
diff
changeset

1207 
let 
60573  1208 
val binding = Binding.name name > legacy ? Binding.concealed; 
1209 
val (_, cases') = cases 

1210 
> Name_Space.define context false (binding, ((c, {legacy = legacy}), index)); 

53378
07990ba8c0ea
cases: more position information and PIDE markup;
wenzelm
parents:
52223
diff
changeset

1211 
val index' = index + 1; 
07990ba8c0ea
cases: more position information and PIDE markup;
wenzelm
parents:
52223
diff
changeset

1212 
in (cases', index') end; 
18609  1213 

60573  1214 
fun update_cases' legacy args ctxt = 
1215 
let 

1216 
val context = Context.Proof ctxt > Name_Space.map_naming (K Name_Space.global_naming); 

1217 
val cases = cases_of ctxt; 

1218 
val index = Name_Space.fold_table (fn _ => Integer.add 1) cases 0; 

1219 
val (cases', _) = fold (update_case context legacy) args (cases, index); 

1220 
in map_cases (K cases') ctxt end; 

1221 

42501
2b8c34f53388
eliminated slightly odd Proof_Context.bind_fixes;
wenzelm
parents:
42496
diff
changeset

1222 
fun fix (b, T) ctxt = 
2b8c34f53388
eliminated slightly odd Proof_Context.bind_fixes;
wenzelm
parents:
42496
diff
changeset

1223 
let val ([x], ctxt') = add_fixes [(b, SOME T, NoSyn)] ctxt 
2b8c34f53388
eliminated slightly odd Proof_Context.bind_fixes;
wenzelm
parents:
42496
diff
changeset

1224 
in (Free (x, T), ctxt') end; 
18672
ac1a048ca7dd
uniform handling of fixes: read/cert_vars, add_fixes(_i), body flag;
wenzelm
parents:
18619
diff
changeset

1225 

16147  1226 
in 
1227 

60573
e549969355b2
tuned 