src/Pure/Isar/isar_thy.ML
author wenzelm
Tue Nov 06 01:17:27 2001 +0100 (2001-11-06 ago)
changeset 12062 feed7bb2a607
parent 12055 a9c44895cc8c
child 12141 d8445053eee0
permissions -rw-r--r--
theorem(_i): locale atts;
added add_locale;
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(*  Title:      Pure/Isar/isar_thy.ML
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    ID:         $Id$
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    Author:     Markus Wenzel, TU Muenchen
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    License:    GPL (GNU GENERAL PUBLIC LICENSE)
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Pure/Isar derived theory operations.
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*)
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signature ISAR_THY =
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sig
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  val add_header: Comment.text -> Toplevel.transition -> Toplevel.transition
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  val add_chapter: Comment.text -> theory -> theory
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  val add_section: Comment.text -> theory -> theory
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  val add_subsection: Comment.text -> theory -> theory
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  val add_subsubsection: Comment.text -> theory -> theory
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  val add_text: Comment.text -> theory -> theory
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  val add_text_raw: Comment.text -> theory -> theory
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  val add_sect: Comment.text -> ProofHistory.T -> ProofHistory.T
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  val add_subsect: Comment.text -> ProofHistory.T -> ProofHistory.T
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  val add_subsubsect: Comment.text -> ProofHistory.T -> ProofHistory.T
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  val add_txt: Comment.text -> ProofHistory.T -> ProofHistory.T
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  val add_txt_raw: Comment.text -> ProofHistory.T -> ProofHistory.T
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  val global_path: Comment.text -> theory -> theory
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  val local_path: Comment.text -> theory -> theory
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  val hide_space: (string * xstring list) * Comment.text -> theory -> theory
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  val hide_space_i: (string * string list) * Comment.text -> theory -> theory
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  val add_classes: (bclass * xclass list) list * Comment.text -> theory -> theory
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  val add_classes_i: (bclass * class list) list * Comment.text  -> theory -> theory
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  val add_classrel: (xclass * xclass) * Comment.text -> theory -> theory
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  val add_classrel_i: (class * class) * Comment.text -> theory -> theory
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  val add_defsort: string * Comment.text -> theory -> theory
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  val add_defsort_i: sort * Comment.text -> theory -> theory
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  val add_nonterminals: (bstring * Comment.text) list -> theory -> theory
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  val add_tyabbrs: ((bstring * string list * string * mixfix) * Comment.text) list
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    -> theory -> theory
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  val add_tyabbrs_i: ((bstring * string list * typ * mixfix) * Comment.text) list
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    -> theory -> theory
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  val add_arities: ((xstring * string list * string) * Comment.text) list -> theory -> theory
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  val add_arities_i: ((string * sort list * sort) * Comment.text) list -> theory -> theory
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  val add_typedecl: (bstring * string list * mixfix) * Comment.text -> theory -> theory
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  val add_consts: ((bstring * string * mixfix) * Comment.text) list -> theory -> theory
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  val add_consts_i: ((bstring * typ * mixfix) * Comment.text) list -> theory -> theory
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  val add_modesyntax: string * bool -> ((bstring * string * mixfix) * Comment.text) list
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    -> theory -> theory
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  val add_modesyntax_i: string * bool -> ((bstring * typ * mixfix) * Comment.text) list
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    -> theory -> theory
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  val add_trrules: ((xstring * string) Syntax.trrule * Comment.text) list -> theory -> theory
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  val add_trrules_i: (Syntax.ast Syntax.trrule * Comment.text) list -> theory -> theory
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  val add_judgment: (bstring * string * mixfix) * Comment.text -> theory -> theory
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  val add_judgment_i: (bstring * typ * mixfix) * Comment.text -> theory -> theory
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  val add_axioms: (((bstring * string) * Args.src list) * Comment.text) list -> theory -> theory
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  val add_axioms_i: (((bstring * term) * theory attribute list) * Comment.text) list
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    -> theory -> theory
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  val add_defs: bool * (((bstring * string) * Args.src list) * Comment.text) list
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    -> theory -> theory
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  val add_defs_i: bool * (((bstring * term) * theory attribute list) * Comment.text) list
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    -> theory -> theory
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  val add_constdefs: (((bstring * string * mixfix) * Comment.text) * (string * Comment.text)) list
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    -> theory -> theory
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  val add_constdefs_i: (((bstring * typ * mixfix) * Comment.text) * (term * Comment.text)) list
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    -> theory -> theory
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  val apply_theorems: (xstring * Args.src list) list -> theory -> theory * thm list
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  val apply_theorems_i: (thm * theory attribute list) list -> theory -> theory * thm list
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  val declare_theorems: (xstring * Args.src list) list * Comment.text -> theory -> theory
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  val declare_theorems_i: (thm * theory attribute list) list * Comment.text -> theory -> theory
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  val have_theorems: string ->
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    (((bstring * Args.src list) * (xstring * Args.src list) list) * Comment.text) list
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    -> theory -> theory
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  val have_theorems_i:  string ->
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    (((bstring * theory attribute list) * (thm * theory attribute list) list)
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    * Comment.text) list -> theory -> theory
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  val have_facts: (((string * Args.src list) * (string * Args.src list) list) * Comment.text) list
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    -> ProofHistory.T -> ProofHistory.T
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  val have_facts_i: (((string * Proof.context attribute list) *
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    (thm * Proof.context attribute list) list) * Comment.text) list
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    -> ProofHistory.T -> ProofHistory.T
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  val from_facts: ((string * Args.src list) list * Comment.text) list
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    -> ProofHistory.T -> ProofHistory.T
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  val from_facts_i: ((thm * Proof.context attribute list) list * Comment.text) list
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    -> ProofHistory.T -> ProofHistory.T
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  val with_facts: ((string * Args.src list) list * Comment.text) list
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    -> ProofHistory.T -> ProofHistory.T
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  val with_facts_i: ((thm * Proof.context attribute list) list * Comment.text) list
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    -> ProofHistory.T -> ProofHistory.T
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  val chain: Comment.text -> ProofHistory.T -> ProofHistory.T
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  val fix: ((string list * string option) * Comment.text) list -> ProofHistory.T -> ProofHistory.T
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  val fix_i: ((string list * typ option) * Comment.text) list -> ProofHistory.T -> ProofHistory.T
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  val let_bind: ((string list * string) * Comment.text) list -> ProofHistory.T -> ProofHistory.T
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  val let_bind_i: ((term list * term) * Comment.text) list -> ProofHistory.T -> ProofHistory.T
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  val invoke_case: (string * string option list * Args.src list) * Comment.text
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    -> ProofHistory.T -> ProofHistory.T
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  val invoke_case_i: (string * string option list * Proof.context attribute list) * Comment.text
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    -> ProofHistory.T -> ProofHistory.T
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  val theorem: string -> (xstring * Args.src list) option * Args.src Locale.element list ->
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    ((bstring * Args.src list) * (string * (string list * string list)))
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    * Comment.text -> bool -> theory -> ProofHistory.T
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  val theorem_i: string -> (string * Proof.context attribute list) option
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    * Proof.context attribute Locale.element_i list ->
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      ((bstring * theory attribute list) * (term * (term list * term list)))
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    * Comment.text -> bool -> theory -> ProofHistory.T
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  val assume: (((string * Args.src list) * (string * (string list * string list)) list)
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    * Comment.text) list -> ProofHistory.T -> ProofHistory.T
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  val assume_i: (((string * Proof.context attribute list) * (term * (term list * term list)) list)
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    * Comment.text) list -> ProofHistory.T -> ProofHistory.T
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  val presume: (((string * Args.src list) * (string * (string list * string list)) list)
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    * Comment.text) list -> ProofHistory.T -> ProofHistory.T
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  val presume_i: (((string * Proof.context attribute list) * (term * (term list * term list)) list)
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    * Comment.text) list -> ProofHistory.T -> ProofHistory.T
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  val local_def: ((string * Args.src list) * (string * (string * string list)))
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    * Comment.text -> ProofHistory.T -> ProofHistory.T
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  val local_def_i: ((string * Args.src list) * (string * (term * term list)))
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    * Comment.text -> ProofHistory.T -> ProofHistory.T
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  val show: ((string * Args.src list) * (string * (string list * string list)))
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    * Comment.text -> bool -> ProofHistory.T -> ProofHistory.T
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  val show_i: ((string * Proof.context attribute list) * (term * (term list * term list)))
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    * Comment.text -> bool -> ProofHistory.T -> ProofHistory.T
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  val have: ((string * Args.src list) * (string * (string list * string list)))
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    * Comment.text -> ProofHistory.T -> ProofHistory.T
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  val have_i: ((string * Proof.context attribute list) * (term * (term list * term list)))
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    * Comment.text -> ProofHistory.T -> ProofHistory.T
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  val thus: ((string * Args.src list) * (string * (string list * string list)))
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    * Comment.text -> bool -> ProofHistory.T -> ProofHistory.T
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  val thus_i: ((string * Proof.context attribute list) * (term * (term list * term list)))
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    * Comment.text -> bool -> ProofHistory.T -> ProofHistory.T
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  val hence: ((string * Args.src list) * (string * (string list * string list)))
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    * Comment.text -> ProofHistory.T -> ProofHistory.T
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  val hence_i: ((string * Proof.context attribute list) * (term * (term list * term list)))
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    * Comment.text -> ProofHistory.T -> ProofHistory.T
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  val obtain: ((string list * string option) * Comment.text) list
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    * (((string * Args.src list) * (string * (string list * string list)) list)
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      * Comment.text) list -> ProofHistory.T -> ProofHistory.T
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  val obtain_i: ((string list * typ option) * Comment.text) list
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    * (((string * Proof.context attribute list) * (term * (term list * term list)) list)
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      * Comment.text) list -> ProofHistory.T -> ProofHistory.T
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  val begin_block: Comment.text -> ProofHistory.T -> ProofHistory.T
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  val next_block: Comment.text -> ProofHistory.T -> ProofHistory.T
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  val end_block: Comment.text -> ProofHistory.T -> ProofHistory.T
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  val defer: int option * Comment.text -> ProofHistory.T -> ProofHistory.T
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  val prefer: int * Comment.text -> ProofHistory.T -> ProofHistory.T
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  val apply: Method.text * Comment.text -> ProofHistory.T -> ProofHistory.T
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  val apply_end: Method.text * Comment.text -> ProofHistory.T -> ProofHistory.T
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  val proof: (Comment.interest * (Method.text * Comment.interest) option) * Comment.text
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    -> ProofHistory.T -> ProofHistory.T
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  val qed: (Method.text * Comment.interest) option * Comment.text
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    -> Toplevel.transition -> Toplevel.transition
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  val terminal_proof: ((Method.text * Comment.interest) * (Method.text * Comment.interest) option)
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    * Comment.text -> Toplevel.transition -> Toplevel.transition
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  val default_proof: Comment.text -> Toplevel.transition -> Toplevel.transition
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  val immediate_proof: Comment.text -> Toplevel.transition -> Toplevel.transition
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  val done_proof: Comment.text -> Toplevel.transition -> Toplevel.transition
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  val skip_proof: Comment.text -> Toplevel.transition -> Toplevel.transition
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  val forget_proof: Comment.text -> Toplevel.transition -> Toplevel.transition
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  val get_thmss: (string * Args.src list) list -> Proof.state -> thm list
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  val also: ((string * Args.src list) list * Comment.interest) option * Comment.text
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    -> Toplevel.transition -> Toplevel.transition
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  val also_i: (thm list * Comment.interest) option * Comment.text
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    -> Toplevel.transition -> Toplevel.transition
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  val finally: ((string * Args.src list) list * Comment.interest) option * Comment.text
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    -> Toplevel.transition -> Toplevel.transition
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  val finally_i: (thm list * Comment.interest) option * Comment.text
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    -> Toplevel.transition -> Toplevel.transition
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  val moreover: Comment.text -> Toplevel.transition -> Toplevel.transition
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  val ultimately: Comment.text -> Toplevel.transition -> Toplevel.transition
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  val parse_ast_translation: string * Comment.text -> theory -> theory
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  val parse_translation: string * Comment.text -> theory -> theory
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  val print_translation: string * Comment.text -> theory -> theory
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  val typed_print_translation: string * Comment.text -> theory -> theory
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  val print_ast_translation: string * Comment.text -> theory -> theory
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  val token_translation: string * Comment.text -> theory -> theory
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  val method_setup: (bstring * string * string) * Comment.text -> theory -> theory
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  val add_oracle: (bstring * string) * Comment.text -> theory -> theory
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  val add_locale: bstring * xstring list * (Args.src Locale.element * Comment.text) list
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    -> theory -> theory
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  val begin_theory: string -> string list -> (string * bool) list -> theory
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  val end_theory: theory -> theory
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  val kill_theory: string -> unit
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  val theory: string * string list * (string * bool) list
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    -> Toplevel.transition -> Toplevel.transition
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  val init_context: ('a -> unit) -> 'a -> Toplevel.transition -> Toplevel.transition
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  val context: string -> Toplevel.transition -> Toplevel.transition
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end;
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structure IsarThy: ISAR_THY =
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struct
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(** derived theory and proof operations **)
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(* markup commands *)
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fun add_header comment =
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  Toplevel.keep (fn state => if Toplevel.is_toplevel state then () else raise Toplevel.UNDEF);
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fun add_text _ x = x;
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fun add_text_raw _ x = x;
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fun add_heading add present txt thy =
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  (Context.setmp (Some thy) present (Comment.string_of txt); add txt thy);
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val add_chapter = add_heading add_text Present.section;
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val add_section = add_heading add_text Present.section;
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val add_subsection = add_heading add_text Present.subsection;
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val add_subsubsection = add_heading add_text Present.subsubsection;
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fun add_txt (_: Comment.text) = ProofHistory.apply I;
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val add_txt_raw = add_txt;
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val add_sect = add_txt;
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val add_subsect = add_txt;
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val add_subsubsect = add_txt;
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(* name spaces *)
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fun global_path comment_ignore = PureThy.global_path;
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fun local_path comment_ignore = PureThy.local_path;
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local
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val kinds =
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 [(Sign.classK, can o Sign.certify_class),
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  (Sign.typeK, fn sg => fn c =>
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    can (Sign.certify_tycon sg) c orelse can (Sign.certify_tyabbr sg) c),
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  (Sign.constK, can o Sign.certify_const)];
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fun gen_hide intern ((kind, xnames), comment_ignore) thy =
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  (case assoc (kinds, kind) of
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    Some check =>
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      let
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        val sg = Theory.sign_of thy;
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        val names = map (intern sg kind) xnames;
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        val bads = filter_out (check sg) names;
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      in
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        if null bads then Theory.hide_space_i (kind, names) thy
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        else error ("Attempt to hide undeclared item(s): " ^ commas_quote bads)
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      end
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  | None => error ("Bad name space specification: " ^ quote kind));
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in
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fun hide_space x = gen_hide Sign.intern x;
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fun hide_space_i x = gen_hide (K (K I)) x;
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end;
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(* signature and syntax *)
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val add_classes = Theory.add_classes o Comment.ignore;
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val add_classes_i = Theory.add_classes_i o Comment.ignore;
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val add_classrel = Theory.add_classrel o single o Comment.ignore;
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val add_classrel_i = Theory.add_classrel_i o single o Comment.ignore;
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val add_defsort = Theory.add_defsort o Comment.ignore;
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val add_defsort_i = Theory.add_defsort_i o Comment.ignore;
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val add_nonterminals = Theory.add_nonterminals o map Comment.ignore;
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val add_tyabbrs = Theory.add_tyabbrs o map Comment.ignore;
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val add_tyabbrs_i = Theory.add_tyabbrs_i o map Comment.ignore;
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val add_arities = Theory.add_arities o map Comment.ignore;
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val add_arities_i = Theory.add_arities_i o map Comment.ignore;
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val add_typedecl = PureThy.add_typedecls o single o Comment.ignore;
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val add_consts = Theory.add_consts o map Comment.ignore;
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val add_consts_i = Theory.add_consts_i o map Comment.ignore;
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fun add_modesyntax mode = Theory.add_modesyntax mode o map Comment.ignore;
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fun add_modesyntax_i mode = Theory.add_modesyntax_i mode o map Comment.ignore;
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val add_trrules = Theory.add_trrules o map Comment.ignore;
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val add_trrules_i = Theory.add_trrules_i o map Comment.ignore;
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val add_judgment = ObjectLogic.add_judgment o Comment.ignore;
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val add_judgment_i = ObjectLogic.add_judgment_i o Comment.ignore;
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(* axioms and defs *)
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fun add_axms f args thy =
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  f (map (fn (x, srcs) => (x, map (Attrib.global_attribute thy) srcs)) args) thy;
wenzelm@5915
   274
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   275
val add_axioms = add_axms (#1 oo PureThy.add_axioms) o map Comment.ignore;
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   276
val add_axioms_i = (#1 oo PureThy.add_axioms_i) o map Comment.ignore;
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   277
fun add_defs (x, args) = add_axms (#1 oo PureThy.add_defs x) (map Comment.ignore args);
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   278
fun add_defs_i (x, args) = (#1 oo PureThy.add_defs_i x) (map Comment.ignore args);
wenzelm@6371
   279
wenzelm@6371
   280
wenzelm@6371
   281
(* constdefs *)
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   282
wenzelm@6371
   283
fun gen_add_constdefs consts defs args thy =
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   284
  thy
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   285
  |> consts (map (Comment.ignore o fst) args)
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   286
  |> defs (false, map (fn (((c, _, mx), _), (s, _)) =>
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   287
    (((Thm.def_name (Syntax.const_name c mx), s), []), Comment.none)) args);
wenzelm@6371
   288
wenzelm@6728
   289
fun add_constdefs args = gen_add_constdefs Theory.add_consts add_defs args;
wenzelm@6728
   290
fun add_constdefs_i args = gen_add_constdefs Theory.add_consts_i add_defs_i args;
wenzelm@5915
   291
wenzelm@5915
   292
wenzelm@5915
   293
(* theorems *)
wenzelm@5915
   294
wenzelm@9193
   295
fun prep_thmss get attrib = map (fn ((name, more_srcs), th_srcs) =>
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   296
  ((name, map attrib more_srcs), map (fn (s, srcs) => (get s, map attrib srcs)) th_srcs));
wenzelm@9193
   297
wenzelm@9193
   298
fun flat_unnamed (x, ys) = (x, flat (map snd ys));
wenzelm@11742
   299
fun cond_kind k = if k = "" then [] else [Drule.kind k];
wenzelm@5915
   300
wenzelm@9193
   301
fun global_have_thmss kind f args thy =
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   302
  let
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   303
    val args' = prep_thmss (PureThy.get_thms thy) (Attrib.global_attribute thy) args
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   304
    val (thy', named_thmss) = f (cond_kind kind) args' thy;
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   305
    fun present (name, thms) = Present.results (kind ^ "s") name thms;
wenzelm@9193
   306
  in
wenzelm@11742
   307
    if kind = "" orelse kind = Drule.internalK then ()
wenzelm@9193
   308
    else Context.setmp (Some thy') (fn () => seq present named_thmss) ();
wenzelm@9193
   309
    (thy', named_thmss)
wenzelm@7572
   310
  end;
wenzelm@5915
   311
wenzelm@9193
   312
fun local_have_thmss f args state =
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   313
  let
wenzelm@9193
   314
    val args' = prep_thmss (ProofContext.get_thms (Proof.context_of state))
wenzelm@9193
   315
      (Attrib.local_attribute (Proof.theory_of state)) args;
wenzelm@9193
   316
  in f args' state end;
wenzelm@6371
   317
wenzelm@9193
   318
fun gen_have_thmss_i f args = f (map (fn ((name, more_atts), th_atts) =>
wenzelm@9193
   319
  ((name, more_atts), map (apfst single) th_atts)) args);
wenzelm@5915
   320
wenzelm@9590
   321
fun apply_theorems th_srcs =
wenzelm@11742
   322
  flat_unnamed o global_have_thmss "" PureThy.have_thmss [(("", []), th_srcs)];
wenzelm@9590
   323
fun apply_theorems_i th_srcs =
wenzelm@9590
   324
  flat_unnamed o gen_have_thmss_i (PureThy.have_thmss []) [(("", []), th_srcs)];
wenzelm@9590
   325
wenzelm@9590
   326
val declare_theorems = #1 oo (apply_theorems o Comment.ignore);
wenzelm@9590
   327
val declare_theorems_i = #1 oo (apply_theorems_i o Comment.ignore);
wenzelm@9590
   328
wenzelm@11742
   329
fun have_theorems kind =
wenzelm@11742
   330
  #1 oo (global_have_thmss kind PureThy.have_thmss o map Comment.ignore);
wenzelm@11742
   331
fun have_theorems_i kind =
wenzelm@11742
   332
  #1 oo (gen_have_thmss_i (PureThy.have_thmss (cond_kind kind)) o map Comment.ignore);
wenzelm@9590
   333
wenzelm@9193
   334
val have_facts = ProofHistory.apply o local_have_thmss Proof.have_thmss o map Comment.ignore;
wenzelm@9193
   335
val have_facts_i = ProofHistory.apply o gen_have_thmss_i Proof.have_thmss o map Comment.ignore;
wenzelm@6371
   336
wenzelm@5915
   337
wenzelm@6371
   338
(* forward chaining *)
wenzelm@6371
   339
wenzelm@9193
   340
fun gen_from_facts f args = ProofHistory.apply (Proof.chain o f (map (pair ("", [])) args));
wenzelm@6371
   341
wenzelm@9193
   342
val from_facts = gen_from_facts (local_have_thmss Proof.have_thmss) o map Comment.ignore;
wenzelm@9193
   343
val from_facts_i = gen_from_facts (gen_have_thmss_i Proof.have_thmss) o map Comment.ignore;
wenzelm@9193
   344
val with_facts = gen_from_facts (local_have_thmss Proof.with_thmss) o map Comment.ignore;
wenzelm@9193
   345
val with_facts_i = gen_from_facts (gen_have_thmss_i Proof.with_thmss) o map Comment.ignore;
wenzelm@6879
   346
wenzelm@6728
   347
fun chain comment_ignore = ProofHistory.apply Proof.chain;
wenzelm@5830
   348
wenzelm@5830
   349
wenzelm@5830
   350
(* context *)
wenzelm@5830
   351
wenzelm@7417
   352
val fix = ProofHistory.apply o Proof.fix o map Comment.ignore;
wenzelm@7417
   353
val fix_i = ProofHistory.apply o Proof.fix_i o map Comment.ignore;
wenzelm@8615
   354
val let_bind = ProofHistory.apply o Proof.let_bind o map Comment.ignore;
wenzelm@8615
   355
val let_bind_i = ProofHistory.apply o Proof.let_bind_i o map Comment.ignore;
wenzelm@8450
   356
wenzelm@11793
   357
fun invoke_case ((name, xs, src), comment_ignore) = ProofHistory.apply (fn state =>
wenzelm@11793
   358
  Proof.invoke_case (name, xs, map (Attrib.local_attribute (Proof.theory_of state)) src) state);
wenzelm@8450
   359
val invoke_case_i = ProofHistory.apply o Proof.invoke_case o Comment.ignore;
wenzelm@5830
   360
wenzelm@5830
   361
wenzelm@10935
   362
(* local results *)
wenzelm@10935
   363
wenzelm@10935
   364
local
wenzelm@10935
   365
wenzelm@12055
   366
fun pretty_result ctxt {kind, name, thm} =
wenzelm@10935
   367
  Pretty.block [Pretty.str (kind ^ (if name = "" then "" else " " ^ name) ^ ":"),
wenzelm@12055
   368
    Pretty.fbrk, ProofContext.pretty_thm ctxt thm];
wenzelm@10935
   369
wenzelm@12055
   370
fun pretty_rule s ctxt thm =
wenzelm@10935
   371
  Pretty.block [Pretty.str (s ^ " to solve goal by exported rule:"),
wenzelm@12055
   372
    Pretty.fbrk, ProofContext.pretty_thm ctxt thm];
wenzelm@10935
   373
wenzelm@10935
   374
in
wenzelm@10935
   375
wenzelm@12055
   376
val print_result = Pretty.writeln oo pretty_result;
wenzelm@10935
   377
wenzelm@10935
   378
fun cond_print_result_rule int =
wenzelm@12055
   379
  if int then (print_result, priority oo (Pretty.string_of oo pretty_rule "Attempt"))
wenzelm@12055
   380
  else (K (K ()), K (K ()));
wenzelm@10935
   381
wenzelm@10935
   382
fun proof'' f = Toplevel.proof' (f o cond_print_result_rule);
wenzelm@10935
   383
wenzelm@10935
   384
fun check_goal false state = state
wenzelm@10935
   385
  | check_goal true state =
wenzelm@10935
   386
      let
wenzelm@10935
   387
        val rule = ref (None: thm option);
wenzelm@10935
   388
        fun warn exn =
wenzelm@10935
   389
          (["Problem! Local statement will fail to solve any pending goal"] @
wenzelm@10935
   390
          (case exn of None => [] | Some e => [Toplevel.exn_message e]) @
wenzelm@10935
   391
          (case ! rule of None => [] | Some thm =>
wenzelm@12055
   392
            [Pretty.string_of (pretty_rule "Failed attempt" (Proof.context_of state) thm)]))
wenzelm@10935
   393
          |> cat_lines |> warning;
wenzelm@10935
   394
        val check =
wenzelm@12055
   395
          (fn () => Seq.pull (SkipProof.local_skip_proof (K (K ()),
wenzelm@12055
   396
            fn _ => fn thm => rule := Some thm) state))
wenzelm@10935
   397
          |> Library.setmp quick_and_dirty true
wenzelm@11932
   398
          |> Library.setmp proofs 0
wenzelm@10935
   399
          |> Library.transform_error;
wenzelm@10935
   400
        val result = (check (), None) handle Interrupt => raise Interrupt | e => (None, Some e);
wenzelm@10935
   401
      in (case result of (Some _, None) => () | (_, exn) => warn exn); state end;
wenzelm@10935
   402
      
wenzelm@10935
   403
end;
wenzelm@10935
   404
wenzelm@10935
   405
wenzelm@5830
   406
(* statements *)
wenzelm@5830
   407
wenzelm@7271
   408
local
wenzelm@7271
   409
wenzelm@10935
   410
fun local_statement' f g ((name, src), s) int = ProofHistory.apply (fn state =>
wenzelm@10935
   411
  f name (map (Attrib.local_attribute (Proof.theory_of state)) src) s int (g state));
wenzelm@6371
   412
wenzelm@10935
   413
fun local_statement_i' f g ((name, atts), t) int =
wenzelm@10935
   414
  ProofHistory.apply (f name atts t int o g);
wenzelm@10935
   415
wenzelm@10935
   416
fun local_statement f g args = local_statement' (K ooo f) g args ();
wenzelm@10935
   417
fun local_statement_i f g args = local_statement_i' (K ooo f) g args ();
wenzelm@5830
   418
wenzelm@10464
   419
fun multi_local_attribute state ((name, src), s) =
wenzelm@10464
   420
  ((name, map (Attrib.local_attribute (Proof.theory_of state)) src), s);
wenzelm@8090
   421
wenzelm@7271
   422
fun multi_statement f args = ProofHistory.apply (fn state =>
wenzelm@7678
   423
  f (map (multi_local_attribute state) args) state);
wenzelm@7271
   424
wenzelm@7271
   425
fun multi_statement_i f args = ProofHistory.apply (f args);
wenzelm@7271
   426
wenzelm@7271
   427
in
wenzelm@7271
   428
wenzelm@12062
   429
fun theorem k (locale, elems) (((name, src), s), comment_ignore) int thy =
wenzelm@11742
   430
  ProofHistory.init (Toplevel.undo_limit int)
wenzelm@12062
   431
    (Proof.theorem k (apsome (apsnd (map (Attrib.local_attribute thy))) locale)
wenzelm@12062
   432
      (map (Locale.attribute (Attrib.local_attribute thy)) elems)
wenzelm@12045
   433
      name (map (Attrib.global_attribute thy) src) s thy);
wenzelm@11742
   434
wenzelm@12062
   435
fun theorem_i k (locale, elems) (((name, atts), t), comment_ignore) int thy =
wenzelm@12062
   436
  ProofHistory.init (Toplevel.undo_limit int) (Proof.theorem_i k locale elems name atts t thy);
wenzelm@11742
   437
wenzelm@7271
   438
val assume      = multi_statement Proof.assume o map Comment.ignore;
wenzelm@7271
   439
val assume_i    = multi_statement_i Proof.assume_i o map Comment.ignore;
wenzelm@7271
   440
val presume     = multi_statement Proof.presume o map Comment.ignore;
wenzelm@7271
   441
val presume_i   = multi_statement_i Proof.presume_i o map Comment.ignore;
wenzelm@11890
   442
val local_def   = local_statement Proof.def I o Comment.ignore;
wenzelm@11890
   443
val local_def_i = local_statement Proof.def_i I o Comment.ignore;
wenzelm@10935
   444
val show        = local_statement' (Proof.show check_goal Seq.single) I o Comment.ignore;
wenzelm@10935
   445
val show_i      = local_statement_i' (Proof.show_i check_goal Seq.single) I o Comment.ignore;
wenzelm@7176
   446
val have        = local_statement (Proof.have Seq.single) I o Comment.ignore;
wenzelm@7176
   447
val have_i      = local_statement_i (Proof.have_i Seq.single) I o Comment.ignore;
wenzelm@10935
   448
val thus        = local_statement' (Proof.show check_goal Seq.single) Proof.chain o Comment.ignore;
wenzelm@10935
   449
val thus_i      = local_statement_i' (Proof.show_i check_goal Seq.single) Proof.chain o Comment.ignore;
wenzelm@7176
   450
val hence       = local_statement (Proof.have Seq.single) Proof.chain o Comment.ignore;
wenzelm@7176
   451
val hence_i     = local_statement_i (Proof.have_i Seq.single) Proof.chain o Comment.ignore;
wenzelm@5830
   452
wenzelm@11890
   453
fun obtain (xs, asms) = ProofHistory.applys (fn state =>
wenzelm@11890
   454
  Obtain.obtain (map Comment.ignore xs)
wenzelm@11890
   455
    (map (multi_local_attribute state) (map Comment.ignore asms)) state);
wenzelm@11890
   456
wenzelm@11890
   457
fun obtain_i (xs, asms) = ProofHistory.applys (fn state =>
wenzelm@11890
   458
  Obtain.obtain_i (map Comment.ignore xs) (map Comment.ignore asms) state);
wenzelm@11890
   459
wenzelm@7271
   460
end;
wenzelm@7271
   461
wenzelm@5830
   462
wenzelm@5830
   463
(* blocks *)
wenzelm@5830
   464
wenzelm@9032
   465
fun begin_block comment_ignore = ProofHistory.apply Proof.begin_block;
wenzelm@9032
   466
fun next_block comment_ignore = ProofHistory.apply Proof.next_block;
wenzelm@9032
   467
fun end_block comment_ignore = ProofHistory.applys Proof.end_block;
wenzelm@5830
   468
wenzelm@5830
   469
wenzelm@8165
   470
(* shuffle state *)
wenzelm@8165
   471
wenzelm@8236
   472
fun shuffle meth i = Method.refine (Method.Basic (K (meth i))) o Proof.assert_no_chain;
wenzelm@8204
   473
wenzelm@8681
   474
fun defer (i, comment_ignore) = ProofHistory.applys (shuffle Method.defer i);
wenzelm@8681
   475
fun prefer (i, comment_ignore) = ProofHistory.applys (shuffle Method.prefer i);
wenzelm@8165
   476
wenzelm@8165
   477
wenzelm@5830
   478
(* backward steps *)
wenzelm@5830
   479
wenzelm@8881
   480
fun apply (m, comment_ignore) = ProofHistory.applys
wenzelm@8881
   481
  (Seq.map (Proof.goal_facts (K [])) o Method.refine m o Proof.assert_backward);
wenzelm@8881
   482
wenzelm@8881
   483
fun apply_end (m, comment_ignore) = ProofHistory.applys
wenzelm@8881
   484
  (Method.refine_end m o Proof.assert_forward);
wenzelm@6728
   485
wenzelm@7002
   486
val proof = ProofHistory.applys o Method.proof o
wenzelm@7002
   487
  apsome Comment.ignore_interest o Comment.ignore_interest' o Comment.ignore;
wenzelm@6404
   488
wenzelm@6404
   489
wenzelm@6404
   490
(* local endings *)
wenzelm@6404
   491
wenzelm@6728
   492
val local_qed =
wenzelm@8966
   493
  proof'' o (ProofHistory.applys oo Method.local_qed true) o apsome Comment.ignore_interest;
wenzelm@6728
   494
wenzelm@6937
   495
fun ignore_interests (x, y) = (Comment.ignore_interest x, apsome Comment.ignore_interest y);
wenzelm@6937
   496
wenzelm@6688
   497
val local_terminal_proof =
wenzelm@6937
   498
  proof'' o (ProofHistory.applys oo Method.local_terminal_proof) o ignore_interests;
wenzelm@6728
   499
wenzelm@8966
   500
val local_default_proof = proof'' (ProofHistory.applys o Method.local_default_proof);
wenzelm@6904
   501
val local_immediate_proof = proof'' (ProofHistory.applys o Method.local_immediate_proof);
wenzelm@6904
   502
val local_skip_proof = proof'' (ProofHistory.applys o SkipProof.local_skip_proof);
wenzelm@8966
   503
val local_done_proof = proof'' (ProofHistory.applys o Method.local_done_proof);
wenzelm@6404
   504
wenzelm@6404
   505
wenzelm@6404
   506
(* global endings *)
wenzelm@6404
   507
wenzelm@6404
   508
fun global_result finish = Toplevel.proof_to_theory (fn prf =>
wenzelm@6404
   509
  let
wenzelm@6404
   510
    val state = ProofHistory.current prf;
wenzelm@6404
   511
    val _ = if Proof.at_bottom state then () else raise Toplevel.UNDEF;
wenzelm@7572
   512
    val (thy, res as {kind, name, thm}) = finish state;
wenzelm@11742
   513
  in
wenzelm@11742
   514
    if kind = "" orelse kind = Drule.internalK then ()
wenzelm@12055
   515
    else (print_result (Proof.context_of state) res;
wenzelm@12055
   516
      Context.setmp (Some thy) (Present.result kind name) thm);
wenzelm@11742
   517
    thy
wenzelm@11742
   518
  end);
wenzelm@6404
   519
wenzelm@8966
   520
val global_qed = global_result o Method.global_qed true o apsome Comment.ignore_interest;
wenzelm@6937
   521
val global_terminal_proof = global_result o Method.global_terminal_proof o ignore_interests;
wenzelm@8966
   522
val global_default_proof = global_result Method.global_default_proof;
wenzelm@6404
   523
val global_immediate_proof = global_result Method.global_immediate_proof;
wenzelm@6888
   524
val global_skip_proof = global_result SkipProof.global_skip_proof;
wenzelm@8966
   525
val global_done_proof = global_result Method.global_done_proof;
wenzelm@6404
   526
wenzelm@6404
   527
wenzelm@6404
   528
(* common endings *)
wenzelm@6404
   529
wenzelm@7002
   530
fun qed (meth, comment) = local_qed meth o global_qed meth;
wenzelm@7002
   531
fun terminal_proof (meths, comment) = local_terminal_proof meths o global_terminal_proof meths;
wenzelm@8966
   532
fun default_proof comment = local_default_proof o global_default_proof;
wenzelm@7002
   533
fun immediate_proof comment = local_immediate_proof o global_immediate_proof;
wenzelm@8966
   534
fun done_proof comment = local_done_proof o global_done_proof;
wenzelm@7002
   535
fun skip_proof comment = local_skip_proof o global_skip_proof;
wenzelm@5830
   536
wenzelm@8210
   537
fun forget_proof comment = Toplevel.proof_to_theory (Proof.theory_of o ProofHistory.current);
wenzelm@8210
   538
wenzelm@5830
   539
wenzelm@6774
   540
(* calculational proof commands *)
wenzelm@6774
   541
wenzelm@6879
   542
local
wenzelm@6879
   543
wenzelm@12055
   544
fun cond_print_calc int ctxt thms =
wenzelm@12055
   545
  if int then
wenzelm@12055
   546
    Pretty.writeln (Pretty.big_list "calculation:" (map (ProofContext.pretty_thm ctxt) thms))
wenzelm@6774
   547
  else ();
wenzelm@6774
   548
wenzelm@6774
   549
fun proof''' f = Toplevel.proof' (f o cond_print_calc);
wenzelm@6774
   550
wenzelm@6879
   551
fun gen_calc get f (args, _) prt state =
wenzelm@6879
   552
  f (apsome (fn (srcs, _) => get srcs state) args) prt state;
wenzelm@6879
   553
wenzelm@6879
   554
in
wenzelm@6879
   555
wenzelm@9193
   556
fun get_thmss srcs = Proof.the_facts o local_have_thmss Proof.have_thmss [(("", []), srcs)];
wenzelm@7012
   557
fun get_thmss_i thms _ = thms;
wenzelm@7012
   558
wenzelm@6879
   559
fun also x = proof''' (ProofHistory.applys o gen_calc get_thmss Calculation.also x);
wenzelm@6879
   560
fun also_i x = proof''' (ProofHistory.applys o gen_calc get_thmss_i Calculation.also x);
wenzelm@6879
   561
fun finally x = proof''' (ProofHistory.applys o gen_calc get_thmss Calculation.finally x);
wenzelm@6879
   562
fun finally_i x = proof''' (ProofHistory.applys o gen_calc get_thmss_i Calculation.finally x);
wenzelm@8562
   563
fun moreover comment = proof''' (ProofHistory.apply o Calculation.moreover);
wenzelm@8588
   564
fun ultimately comment = proof''' (ProofHistory.apply o Calculation.ultimately);
wenzelm@6879
   565
wenzelm@6879
   566
end;
wenzelm@6774
   567
wenzelm@6774
   568
wenzelm@5830
   569
(* translation functions *)
wenzelm@5830
   570
wenzelm@5830
   571
val parse_ast_translation =
wenzelm@9590
   572
  Context.use_let "val parse_ast_translation: (string * (Syntax.ast list -> Syntax.ast)) list"
wenzelm@9273
   573
    "Theory.add_trfuns (parse_ast_translation, [], [], [])" o Comment.ignore;
wenzelm@5830
   574
wenzelm@5830
   575
val parse_translation =
wenzelm@9590
   576
  Context.use_let "val parse_translation: (string * (term list -> term)) list"
wenzelm@9273
   577
    "Theory.add_trfuns ([], parse_translation, [], [])" o Comment.ignore;
wenzelm@5830
   578
wenzelm@5830
   579
val print_translation =
wenzelm@9590
   580
  Context.use_let "val print_translation: (string * (term list -> term)) list"
wenzelm@9273
   581
    "Theory.add_trfuns ([], [], print_translation, [])" o Comment.ignore;
wenzelm@5830
   582
wenzelm@5830
   583
val print_ast_translation =
wenzelm@9590
   584
  Context.use_let "val print_ast_translation: (string * (Syntax.ast list -> Syntax.ast)) list"
wenzelm@9273
   585
    "Theory.add_trfuns ([], [], [], print_ast_translation)" o Comment.ignore;
wenzelm@5830
   586
wenzelm@5830
   587
val typed_print_translation =
wenzelm@9590
   588
  Context.use_let "val typed_print_translation: (string * (bool -> typ -> term list -> term)) list"
wenzelm@9273
   589
    "Theory.add_trfunsT typed_print_translation" o Comment.ignore;
wenzelm@5830
   590
wenzelm@5830
   591
val token_translation =
berghofe@11717
   592
  Context.use_let "val token_translation: (string * string * (string -> string * real)) list"
wenzelm@9273
   593
    "Theory.add_tokentrfuns token_translation" o Comment.ignore;
wenzelm@5830
   594
wenzelm@5830
   595
wenzelm@9193
   596
(* add method *)
wenzelm@9193
   597
wenzelm@9193
   598
fun method_setup ((name, txt, cmt), comment_ignore) =
wenzelm@9193
   599
  Context.use_let
wenzelm@9810
   600
    "val thm = PureThy.get_thm_closure (Context.the_context ());\n\
wenzelm@9810
   601
    \val thms = PureThy.get_thms_closure (Context.the_context ());\n\
wenzelm@9810
   602
    \val method: bstring * (Args.src -> Proof.context -> Proof.method) * string"
wenzelm@9193
   603
    "PureIsar.Method.add_method method"
wenzelm@9193
   604
    ("(" ^ quote name ^ ", " ^ txt ^ ", " ^ quote cmt ^ ")");
wenzelm@9193
   605
wenzelm@9193
   606
wenzelm@5830
   607
(* add_oracle *)
wenzelm@5830
   608
wenzelm@6728
   609
fun add_oracle ((name, txt), comment_ignore) =
wenzelm@8349
   610
  Context.use_let
wenzelm@9590
   611
    "val oracle: bstring * (Sign.sg * Object.T -> term)"
wenzelm@5830
   612
    "Theory.add_oracle oracle"
wenzelm@5830
   613
    ("(" ^ quote name ^ ", " ^ txt ^ ")");
wenzelm@5830
   614
wenzelm@5830
   615
wenzelm@12062
   616
(* add_locale *)
wenzelm@12062
   617
wenzelm@12062
   618
fun add_locale (name, imports, elems) thy =
wenzelm@12062
   619
  Locale.add_locale name imports
wenzelm@12062
   620
    (map (Locale.attribute (Attrib.local_attribute thy) o Comment.ignore) elems) thy;
wenzelm@12062
   621
wenzelm@12062
   622
wenzelm@6688
   623
(* theory init and exit *)
wenzelm@5830
   624
wenzelm@8804
   625
fun gen_begin_theory upd name parents files =
wenzelm@8804
   626
  ThyInfo.begin_theory Present.begin_theory upd name parents (map (apfst Path.unpack) files);
wenzelm@5830
   627
wenzelm@8804
   628
val begin_theory = gen_begin_theory false;
wenzelm@7909
   629
wenzelm@7909
   630
fun end_theory thy =
wenzelm@7932
   631
  if ThyInfo.check_known_thy (PureThy.get_name thy) then ThyInfo.end_theory thy
wenzelm@7909
   632
  else thy;
wenzelm@7909
   633
wenzelm@7932
   634
val kill_theory = ThyInfo.if_known_thy ThyInfo.remove_thy;
wenzelm@6688
   635
wenzelm@7103
   636
wenzelm@8804
   637
fun bg_theory (name, parents, files) int = gen_begin_theory int name parents files;
wenzelm@6331
   638
fun en_theory thy = (end_theory thy; ());
wenzelm@6331
   639
wenzelm@7932
   640
fun theory spec = Toplevel.init_theory (bg_theory spec) en_theory (kill_theory o PureThy.get_name);
wenzelm@6246
   641
wenzelm@6246
   642
wenzelm@6246
   643
(* context switch *)
wenzelm@6246
   644
wenzelm@7960
   645
fun fetch_context f x =
wenzelm@7960
   646
  (case Context.pass None f x of
wenzelm@7960
   647
    ((), None) => raise Toplevel.UNDEF
wenzelm@7960
   648
  | ((), Some thy) => thy);
wenzelm@7960
   649
wenzelm@7960
   650
fun init_context f x = Toplevel.init_theory (fn _ => fetch_context f x) (K ()) (K ());
wenzelm@7953
   651
wenzelm@7953
   652
val context = init_context (ThyInfo.quiet_update_thy true);
wenzelm@6246
   653
wenzelm@5830
   654
wenzelm@5830
   655
end;