src/Pure/Pure.thy
author wenzelm
Sat May 28 21:38:58 2016 +0200 (2016-05-28)
changeset 63178 b9e1d53124f5
parent 63094 056ea294c256
child 63180 ddfd021884b4
permissions -rw-r--r--
clarified 'axiomatization';
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(*  Title:      Pure/Pure.thy
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    Author:     Makarius
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The Pure theory, with definitions of Isar commands and some lemmas.
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*)
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theory Pure
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keywords
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    "!!" "!" "+" "--" ":" ";" "<" "<=" "=" "=>" "?" "[" "\<comment>" "\<equiv>"
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    "\<leftharpoondown>" "\<rightharpoonup>" "\<rightleftharpoons>"
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    "\<subseteq>" "]" "assumes" "attach" "binder" "constrains"
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    "defines" "rewrites" "fixes" "for" "if" "in" "includes" "infix"
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    "infixl" "infixr" "is" "notes" "obtains" "open" "output"
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    "overloaded" "pervasive" "premises" "private" "qualified" "rewrites"
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    "shows" "structure" "unchecked" "where" "when" "|"
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  and "text" "txt" :: document_body
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  and "text_raw" :: document_raw
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  and "default_sort" :: thy_decl == ""
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  and "typedecl" "type_synonym" "nonterminal" "judgment"
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    "consts" "syntax" "no_syntax" "translations" "no_translations"
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    "definition" "abbreviation" "type_notation" "no_type_notation" "notation"
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    "no_notation" "axiomatization" "lemmas" "declare"
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    "hide_class" "hide_type" "hide_const" "hide_fact" :: thy_decl
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  and "ML_file" "ML_file_debug" "ML_file_no_debug" :: thy_load % "ML"
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  and "SML_file" "SML_file_debug" "SML_file_no_debug" :: thy_load % "ML"
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  and "SML_import" "SML_export" :: thy_decl % "ML"
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  and "ML_prf" :: prf_decl % "proof"  (* FIXME % "ML" ?? *)
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  and "ML_val" "ML_command" :: diag % "ML"
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  and "simproc_setup" :: thy_decl % "ML" == ""
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  and "setup" "local_setup" "attribute_setup" "method_setup"
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    "declaration" "syntax_declaration"
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    "parse_ast_translation" "parse_translation" "print_translation"
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    "typed_print_translation" "print_ast_translation" "oracle" :: thy_decl % "ML"
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  and "bundle" :: thy_decl
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  and "include" "including" :: prf_decl
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  and "print_bundles" :: diag
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  and "context" "locale" "experiment" :: thy_decl_block
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  and "interpret" :: prf_goal % "proof"
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  and "interpretation" "global_interpretation" "sublocale" :: thy_goal
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  and "class" :: thy_decl_block
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  and "subclass" :: thy_goal
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  and "instantiation" :: thy_decl_block
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  and "instance" :: thy_goal
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  and "overloading" :: thy_decl_block
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  and "code_datatype" :: thy_decl
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  and "theorem" "lemma" "corollary" "proposition" :: thy_goal
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  and "schematic_goal" :: thy_goal
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  and "notepad" :: thy_decl_block
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  and "have" :: prf_goal % "proof"
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  and "hence" :: prf_goal % "proof" == "then have"
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  and "show" :: prf_asm_goal % "proof"
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  and "thus" :: prf_asm_goal % "proof" == "then show"
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  and "then" "from" "with" :: prf_chain % "proof"
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  and "note" :: prf_decl % "proof"
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  and "supply" :: prf_script % "proof"
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  and "using" "unfolding" :: prf_decl % "proof"
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  and "fix" "assume" "presume" "define" "def" :: prf_asm % "proof"
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  and "consider" :: prf_goal % "proof"
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  and "obtain" :: prf_asm_goal % "proof"
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  and "guess" :: prf_script_asm_goal % "proof"
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  and "let" "write" :: prf_decl % "proof"
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  and "case" :: prf_asm % "proof"
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  and "{" :: prf_open % "proof"
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  and "}" :: prf_close % "proof"
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  and "next" :: next_block % "proof"
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  and "qed" :: qed_block % "proof"
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  and "by" ".." "." "sorry" "\<proof>" :: "qed" % "proof"
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  and "done" :: "qed_script" % "proof"
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  and "oops" :: qed_global % "proof"
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  and "defer" "prefer" "apply" :: prf_script % "proof"
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  and "apply_end" :: prf_script % "proof" == ""
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  and "subgoal" :: prf_script_goal % "proof"
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  and "proof" :: prf_block % "proof"
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  and "also" "moreover" :: prf_decl % "proof"
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  and "finally" "ultimately" :: prf_chain % "proof"
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  and "back" :: prf_script % "proof"
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  and "help" "print_commands" "print_options" "print_context" "print_theory"
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    "print_definitions" "print_syntax" "print_abbrevs" "print_defn_rules"
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    "print_theorems" "print_locales" "print_classes" "print_locale"
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    "print_interps" "print_dependencies" "print_attributes"
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    "print_simpset" "print_rules" "print_trans_rules" "print_methods"
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    "print_antiquotations" "print_ML_antiquotations" "thy_deps"
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    "locale_deps" "class_deps" "thm_deps" "print_term_bindings"
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    "print_facts" "print_cases" "print_statement" "thm" "prf" "full_prf"
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    "prop" "term" "typ" "print_codesetup" "unused_thms" :: diag
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  and "display_drafts" "print_state" :: diag
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  and "welcome" :: diag
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  and "end" :: thy_end % "theory"
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  and "realizers" :: thy_decl == ""
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  and "realizability" :: thy_decl == ""
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  and "extract_type" "extract" :: thy_decl
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  and "find_theorems" "find_consts" :: diag
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  and "named_theorems" :: thy_decl
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begin
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section \<open>Isar commands\<close>
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subsection \<open>Embedded ML text\<close>
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ML \<open>
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local
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val semi = Scan.option @{keyword ";"};
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val _ =
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  Outer_Syntax.command @{command_keyword ML_file} "read and evaluate Isabelle/ML file"
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    (Resources.parse_files "ML_file" --| semi >> ML_File.ML NONE);
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val _ =
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  Outer_Syntax.command @{command_keyword ML_file_debug}
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    "read and evaluate Isabelle/ML file (with debugger information)"
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    (Resources.parse_files "ML_file_debug" --| semi >> ML_File.ML (SOME true));
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val _ =
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  Outer_Syntax.command @{command_keyword ML_file_no_debug}
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    "read and evaluate Isabelle/ML file (no debugger information)"
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    (Resources.parse_files "ML_file_no_debug" --| semi >> ML_File.ML (SOME false));
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val _ =
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  Outer_Syntax.command @{command_keyword SML_file} "read and evaluate Standard ML file"
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    (Resources.parse_files "SML_file" --| semi >> ML_File.SML NONE);
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val _ =
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  Outer_Syntax.command @{command_keyword SML_file_debug}
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    "read and evaluate Standard ML file (with debugger information)"
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    (Resources.parse_files "SML_file_debug" --| semi >> ML_File.SML (SOME true));
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val _ =
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  Outer_Syntax.command @{command_keyword SML_file_no_debug}
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    "read and evaluate Standard ML file (no debugger information)"
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    (Resources.parse_files "SML_file_no_debug" --| semi >> ML_File.SML (SOME false));
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val _ =
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  Outer_Syntax.command @{command_keyword SML_export} "evaluate SML within Isabelle/ML environment"
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    (Parse.ML_source >> (fn source =>
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      let
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        val flags: ML_Compiler.flags =
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          {SML = true, exchange = true, redirect = false, verbose = true,
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            debug = NONE, writeln = writeln, warning = warning};
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      in
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        Toplevel.theory
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          (Context.theory_map (ML_Context.exec (fn () => ML_Context.eval_source flags source)))
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      end));
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val _ =
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  Outer_Syntax.command @{command_keyword SML_import} "evaluate Isabelle/ML within SML environment"
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    (Parse.ML_source >> (fn source =>
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      let
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        val flags: ML_Compiler.flags =
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          {SML = false, exchange = true, redirect = false, verbose = true,
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            debug = NONE, writeln = writeln, warning = warning};
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      in
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        Toplevel.generic_theory
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          (ML_Context.exec (fn () => ML_Context.eval_source flags source) #>
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            Local_Theory.propagate_ml_env)
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      end));
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val _ =
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  Outer_Syntax.command @{command_keyword ML_prf} "ML text within proof"
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    (Parse.ML_source >> (fn source =>
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      Toplevel.proof (Proof.map_context (Context.proof_map
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        (ML_Context.exec (fn () =>
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            ML_Context.eval_source (ML_Compiler.verbose true ML_Compiler.flags) source))) #>
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          Proof.propagate_ml_env)));
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val _ =
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  Outer_Syntax.command @{command_keyword ML_val} "diagnostic ML text"
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    (Parse.ML_source >> Isar_Cmd.ml_diag true);
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val _ =
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  Outer_Syntax.command @{command_keyword ML_command} "diagnostic ML text (silent)"
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    (Parse.ML_source >> Isar_Cmd.ml_diag false);
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val _ =
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  Outer_Syntax.command @{command_keyword setup} "ML setup for global theory"
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    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.setup));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword local_setup} "ML setup for local theory"
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    (Parse.ML_source >> Isar_Cmd.local_setup);
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val _ =
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  Outer_Syntax.command @{command_keyword oracle} "declare oracle"
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    (Parse.range Parse.name -- (@{keyword "="} |-- Parse.ML_source) >>
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      (fn (x, y) => Toplevel.theory (Isar_Cmd.oracle x y)));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword attribute_setup} "define attribute in ML"
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    (Parse.position Parse.name --
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        Parse.!!! (@{keyword "="} |-- Parse.ML_source -- Scan.optional Parse.text "")
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      >> (fn (name, (txt, cmt)) => Attrib.attribute_setup name txt cmt));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword method_setup} "define proof method in ML"
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    (Parse.position Parse.name --
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        Parse.!!! (@{keyword "="} |-- Parse.ML_source -- Scan.optional Parse.text "")
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      >> (fn (name, (txt, cmt)) => Method.method_setup name txt cmt));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword declaration} "generic ML declaration"
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    (Parse.opt_keyword "pervasive" -- Parse.ML_source
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      >> (fn (pervasive, txt) => Isar_Cmd.declaration {syntax = false, pervasive = pervasive} txt));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword syntax_declaration} "generic ML syntax declaration"
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    (Parse.opt_keyword "pervasive" -- Parse.ML_source
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      >> (fn (pervasive, txt) => Isar_Cmd.declaration {syntax = true, pervasive = pervasive} txt));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword simproc_setup} "define simproc in ML"
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    (Parse.position Parse.name --
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      (@{keyword "("} |-- Parse.enum1 "|" Parse.term --| @{keyword ")"} --| @{keyword "="}) --
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      Parse.ML_source >> (fn ((a, b), c) => Isar_Cmd.simproc_setup a b c));
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in end\<close>
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subsection \<open>Theory commands\<close>
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subsubsection \<open>Sorts and types\<close>
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ML \<open>
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local
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val _ =
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  Outer_Syntax.local_theory @{command_keyword default_sort}
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    "declare default sort for explicit type variables"
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    (Parse.sort >> (fn s => fn lthy => Local_Theory.set_defsort (Syntax.read_sort lthy s) lthy));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword typedecl} "type declaration"
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    (Parse.type_args -- Parse.binding -- Parse.opt_mixfix
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      >> (fn ((args, a), mx) =>
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          Typedecl.typedecl {final = true} (a, map (rpair dummyS) args, mx) #> snd));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword type_synonym} "declare type abbreviation"
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    (Parse.type_args -- Parse.binding --
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      (@{keyword "="} |-- Parse.!!! (Parse.typ -- Parse.opt_mixfix'))
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      >> (fn ((args, a), (rhs, mx)) => snd o Typedecl.abbrev_cmd (a, args, mx) rhs));
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in end\<close>
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subsubsection \<open>Consts\<close>
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ML \<open>
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local
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val _ =
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  Outer_Syntax.command @{command_keyword judgment} "declare object-logic judgment"
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    (Parse.const_binding >> (Toplevel.theory o Object_Logic.add_judgment_cmd));
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val _ =
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  Outer_Syntax.command @{command_keyword consts} "declare constants"
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    (Scan.repeat1 Parse.const_binding >> (Toplevel.theory o Sign.add_consts_cmd));
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in end\<close>
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subsubsection \<open>Syntax and translations\<close>
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ML \<open>
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local
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val _ =
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  Outer_Syntax.command @{command_keyword nonterminal}
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    "declare syntactic type constructors (grammar nonterminal symbols)"
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    (Parse.and_list1 Parse.binding >> (Toplevel.theory o Sign.add_nonterminals_global));
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val _ =
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  Outer_Syntax.command @{command_keyword syntax} "add raw syntax clauses"
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    (Parse.syntax_mode -- Scan.repeat1 Parse.const_decl
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      >> (Toplevel.theory o uncurry Sign.add_syntax_cmd));
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val _ =
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  Outer_Syntax.command @{command_keyword no_syntax} "delete raw syntax clauses"
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    (Parse.syntax_mode -- Scan.repeat1 Parse.const_decl
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      >> (Toplevel.theory o uncurry Sign.del_syntax_cmd));
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val trans_pat =
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  Scan.optional
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    (@{keyword "("} |-- Parse.!!! (Parse.inner_syntax Parse.name --| @{keyword ")"})) "logic"
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    -- Parse.inner_syntax Parse.string;
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fun trans_arrow toks =
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  ((@{keyword "\<rightharpoonup>"} || @{keyword "=>"}) >> K Syntax.Parse_Rule ||
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    (@{keyword "\<leftharpoondown>"} || @{keyword "<="}) >> K Syntax.Print_Rule ||
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    (@{keyword "\<rightleftharpoons>"} || @{keyword "=="}) >> K Syntax.Parse_Print_Rule) toks;
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val trans_line =
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  trans_pat -- Parse.!!! (trans_arrow -- trans_pat)
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    >> (fn (left, (arr, right)) => arr (left, right));
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val _ =
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  Outer_Syntax.command @{command_keyword translations} "add syntax translation rules"
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    (Scan.repeat1 trans_line >> (Toplevel.theory o Isar_Cmd.translations));
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val _ =
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  Outer_Syntax.command @{command_keyword no_translations} "delete syntax translation rules"
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    (Scan.repeat1 trans_line >> (Toplevel.theory o Isar_Cmd.no_translations));
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   302
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   303
in end\<close>
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   304
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   305
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   306
subsubsection \<open>Translation functions\<close>
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   307
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   308
ML \<open>
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   309
local
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   310
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   311
val _ =
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   312
  Outer_Syntax.command @{command_keyword parse_ast_translation}
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   313
    "install parse ast translation functions"
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   314
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.parse_ast_translation));
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   315
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   316
val _ =
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   317
  Outer_Syntax.command @{command_keyword parse_translation}
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   318
    "install parse translation functions"
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   319
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.parse_translation));
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   320
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   321
val _ =
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   322
  Outer_Syntax.command @{command_keyword print_translation}
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   323
    "install print translation functions"
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   324
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.print_translation));
wenzelm@62849
   325
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   326
val _ =
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   327
  Outer_Syntax.command @{command_keyword typed_print_translation}
wenzelm@62849
   328
    "install typed print translation functions"
wenzelm@62849
   329
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.typed_print_translation));
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   330
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   331
val _ =
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   332
  Outer_Syntax.command @{command_keyword print_ast_translation}
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   333
    "install print ast translation functions"
wenzelm@62849
   334
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.print_ast_translation));
wenzelm@62849
   335
wenzelm@62856
   336
in end\<close>
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   337
wenzelm@62856
   338
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   339
subsubsection \<open>Specifications\<close>
wenzelm@62856
   340
wenzelm@62856
   341
ML \<open>
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   342
local
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   343
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   344
val _ =
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   345
  Outer_Syntax.local_theory' @{command_keyword definition} "constant definition"
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   346
    (Scan.option Parse_Spec.constdecl -- Parse_Spec.spec
wenzelm@63064
   347
      >> (fn (a, (b, c)) => #2 oo Specification.definition_cmd a b c));
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   348
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   349
val _ =
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   350
  Outer_Syntax.local_theory' @{command_keyword abbreviation} "constant abbreviation"
wenzelm@62856
   351
    (Parse.syntax_mode -- (Scan.option Parse_Spec.constdecl -- Parse.prop)
wenzelm@63064
   352
      >> (fn (mode, (a, b)) => Specification.abbreviation_cmd mode a b));
wenzelm@62856
   353
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   354
val axiomatization =
wenzelm@63178
   355
  Parse.and_list1 (Parse_Spec.thm_name ":" -- Parse.prop) --
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   356
  Parse_Spec.if_assumes -- Parse.for_fixes >> (fn ((a, b), c) => (c, b, a));
wenzelm@63178
   357
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   358
val _ =
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   359
  Outer_Syntax.command @{command_keyword axiomatization} "axiomatic constant specification"
wenzelm@62856
   360
    (Scan.optional Parse.fixes [] --
wenzelm@63178
   361
      Scan.optional (Parse.where_ |-- Parse.!!! axiomatization) ([], [], [])
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   362
      >> (fn (a, (b, c, d)) => Toplevel.theory (#2 o Specification.axiomatization_cmd a b c d)));
wenzelm@62856
   363
wenzelm@62856
   364
in end\<close>
wenzelm@62856
   365
wenzelm@62856
   366
wenzelm@62856
   367
subsubsection \<open>Notation\<close>
wenzelm@62856
   368
wenzelm@62856
   369
ML \<open>
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   370
local
wenzelm@62856
   371
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   372
val _ =
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   373
  Outer_Syntax.local_theory @{command_keyword type_notation}
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   374
    "add concrete syntax for type constructors"
wenzelm@62856
   375
    (Parse.syntax_mode -- Parse.and_list1 (Parse.type_const -- Parse.mixfix)
wenzelm@62856
   376
      >> (fn (mode, args) => Specification.type_notation_cmd true mode args));
wenzelm@62856
   377
wenzelm@62856
   378
val _ =
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   379
  Outer_Syntax.local_theory @{command_keyword no_type_notation}
wenzelm@62856
   380
    "delete concrete syntax for type constructors"
wenzelm@62856
   381
    (Parse.syntax_mode -- Parse.and_list1 (Parse.type_const -- Parse.mixfix)
wenzelm@62856
   382
      >> (fn (mode, args) => Specification.type_notation_cmd false mode args));
wenzelm@62856
   383
wenzelm@62856
   384
val _ =
wenzelm@62856
   385
  Outer_Syntax.local_theory @{command_keyword notation}
wenzelm@62856
   386
    "add concrete syntax for constants / fixed variables"
wenzelm@62856
   387
    (Parse.syntax_mode -- Parse.and_list1 (Parse.const -- Parse.mixfix)
wenzelm@62856
   388
      >> (fn (mode, args) => Specification.notation_cmd true mode args));
wenzelm@62849
   389
wenzelm@62849
   390
val _ =
wenzelm@62856
   391
  Outer_Syntax.local_theory @{command_keyword no_notation}
wenzelm@62856
   392
    "delete concrete syntax for constants / fixed variables"
wenzelm@62856
   393
    (Parse.syntax_mode -- Parse.and_list1 (Parse.const -- Parse.mixfix)
wenzelm@62856
   394
      >> (fn (mode, args) => Specification.notation_cmd false mode args));
wenzelm@62856
   395
wenzelm@62856
   396
in end\<close>
wenzelm@62856
   397
wenzelm@62856
   398
wenzelm@62856
   399
subsubsection \<open>Theorems\<close>
wenzelm@62856
   400
wenzelm@62856
   401
ML \<open>
wenzelm@62856
   402
local
wenzelm@62856
   403
wenzelm@63094
   404
val long_keyword =
wenzelm@63094
   405
  Parse_Spec.includes >> K "" ||
wenzelm@63094
   406
  Parse_Spec.long_statement_keyword;
wenzelm@63094
   407
wenzelm@63094
   408
val long_statement =
wenzelm@63094
   409
  Scan.optional (Parse_Spec.opt_thm_name ":" --| Scan.ahead long_keyword) Attrib.empty_binding --
wenzelm@63094
   410
  Scan.optional Parse_Spec.includes [] -- Parse_Spec.long_statement
wenzelm@63094
   411
    >> (fn ((binding, includes), (elems, concl)) => (true, binding, includes, elems, concl));
wenzelm@63094
   412
wenzelm@63094
   413
val short_statement =
wenzelm@63094
   414
  Parse_Spec.statement -- Parse_Spec.if_statement -- Parse.for_fixes
wenzelm@63094
   415
    >> (fn ((shows, assumes), fixes) =>
wenzelm@63094
   416
      (false, Attrib.empty_binding, [], [Element.Fixes fixes, Element.Assumes assumes],
wenzelm@63094
   417
        Element.Shows shows));
wenzelm@63094
   418
wenzelm@63094
   419
fun theorem spec schematic descr =
wenzelm@63094
   420
  Outer_Syntax.local_theory_to_proof' spec ("state " ^ descr)
wenzelm@63094
   421
    ((long_statement || short_statement) >> (fn (long, binding, includes, elems, concl) =>
wenzelm@63094
   422
      ((if schematic then Specification.schematic_theorem_cmd else Specification.theorem_cmd)
wenzelm@63094
   423
        long Thm.theoremK NONE (K I) binding includes elems concl)));
wenzelm@63094
   424
wenzelm@63094
   425
val _ = theorem @{command_keyword theorem} false "theorem";
wenzelm@63094
   426
val _ = theorem @{command_keyword lemma} false "lemma";
wenzelm@63094
   427
val _ = theorem @{command_keyword corollary} false "corollary";
wenzelm@63094
   428
val _ = theorem @{command_keyword proposition} false "proposition";
wenzelm@63094
   429
val _ = theorem @{command_keyword schematic_goal} true "schematic goal";
wenzelm@63094
   430
wenzelm@63094
   431
in end\<close>
wenzelm@63094
   432
wenzelm@63094
   433
ML \<open>
wenzelm@63094
   434
local
wenzelm@63094
   435
wenzelm@62856
   436
val _ =
wenzelm@62856
   437
  Outer_Syntax.local_theory' @{command_keyword lemmas} "define theorems"
wenzelm@62856
   438
    (Parse_Spec.name_facts -- Parse.for_fixes >>
wenzelm@62856
   439
      (fn (facts, fixes) => #2 oo Specification.theorems_cmd Thm.theoremK facts fixes));
wenzelm@62856
   440
wenzelm@62856
   441
val _ =
wenzelm@62856
   442
  Outer_Syntax.local_theory' @{command_keyword declare} "declare theorems"
wenzelm@62969
   443
    (Parse.and_list1 Parse.thms1 -- Parse.for_fixes
wenzelm@62856
   444
      >> (fn (facts, fixes) =>
wenzelm@62856
   445
          #2 oo Specification.theorems_cmd "" [(Attrib.empty_binding, flat facts)] fixes));
wenzelm@62856
   446
wenzelm@62856
   447
val _ =
wenzelm@62856
   448
  Outer_Syntax.local_theory @{command_keyword named_theorems}
wenzelm@62856
   449
    "declare named collection of theorems"
wenzelm@62856
   450
    (Parse.and_list1 (Parse.binding -- Scan.optional Parse.text "") >>
wenzelm@62856
   451
      fold (fn (b, descr) => snd o Named_Theorems.declare b descr));
wenzelm@62856
   452
wenzelm@62856
   453
in end\<close>
wenzelm@62849
   454
wenzelm@62849
   455
wenzelm@62856
   456
subsubsection \<open>Hide names\<close>
wenzelm@62856
   457
wenzelm@62856
   458
ML \<open>
wenzelm@62856
   459
local
wenzelm@62856
   460
wenzelm@62856
   461
fun hide_names command_keyword what hide parse prep =
wenzelm@62856
   462
  Outer_Syntax.command command_keyword ("hide " ^ what ^ " from name space")
wenzelm@62856
   463
    ((Parse.opt_keyword "open" >> not) -- Scan.repeat1 parse >> (fn (fully, args) =>
wenzelm@62856
   464
      (Toplevel.theory (fn thy =>
wenzelm@62856
   465
        let val ctxt = Proof_Context.init_global thy
wenzelm@62856
   466
        in fold (hide fully o prep ctxt) args thy end))));
wenzelm@62856
   467
wenzelm@62856
   468
val _ =
wenzelm@62856
   469
  hide_names @{command_keyword hide_class} "classes" Sign.hide_class Parse.class
wenzelm@62856
   470
    Proof_Context.read_class;
wenzelm@62856
   471
wenzelm@62856
   472
val _ =
wenzelm@62856
   473
  hide_names @{command_keyword hide_type} "types" Sign.hide_type Parse.type_const
wenzelm@62856
   474
    ((#1 o dest_Type) oo Proof_Context.read_type_name {proper = true, strict = false});
wenzelm@62856
   475
wenzelm@62856
   476
val _ =
wenzelm@62856
   477
  hide_names @{command_keyword hide_const} "consts" Sign.hide_const Parse.const
wenzelm@62856
   478
    ((#1 o dest_Const) oo Proof_Context.read_const {proper = true, strict = false});
wenzelm@62856
   479
wenzelm@62856
   480
val _ =
wenzelm@62856
   481
  hide_names @{command_keyword hide_fact} "facts" Global_Theory.hide_fact
wenzelm@62969
   482
    (Parse.position Parse.name) (Global_Theory.check_fact o Proof_Context.theory_of);
wenzelm@62856
   483
wenzelm@62856
   484
in end\<close>
wenzelm@62856
   485
wenzelm@62856
   486
wenzelm@62856
   487
subsection \<open>Bundled declarations\<close>
wenzelm@62856
   488
wenzelm@62856
   489
ML \<open>
wenzelm@62856
   490
local
wenzelm@62849
   491
wenzelm@62849
   492
val _ =
wenzelm@62849
   493
  Outer_Syntax.local_theory @{command_keyword bundle} "define bundle of declarations"
wenzelm@62969
   494
    ((Parse.binding --| @{keyword "="}) -- Parse.thms1 -- Parse.for_fixes
wenzelm@62849
   495
      >> (uncurry Bundle.bundle_cmd));
wenzelm@62849
   496
wenzelm@62849
   497
val _ =
wenzelm@62849
   498
  Outer_Syntax.command @{command_keyword include}
wenzelm@62849
   499
    "include declarations from bundle in proof body"
wenzelm@62969
   500
    (Scan.repeat1 (Parse.position Parse.name) >> (Toplevel.proof o Bundle.include_cmd));
wenzelm@62849
   501
wenzelm@62849
   502
val _ =
wenzelm@62849
   503
  Outer_Syntax.command @{command_keyword including}
wenzelm@62849
   504
    "include declarations from bundle in goal refinement"
wenzelm@62969
   505
    (Scan.repeat1 (Parse.position Parse.name) >> (Toplevel.proof o Bundle.including_cmd));
wenzelm@62849
   506
wenzelm@62849
   507
val _ =
wenzelm@62849
   508
  Outer_Syntax.command @{command_keyword print_bundles}
wenzelm@62849
   509
    "print bundles of declarations"
wenzelm@62849
   510
    (Parse.opt_bang >> (fn b => Toplevel.keep (Bundle.print_bundles b o Toplevel.context_of)));
wenzelm@62849
   511
wenzelm@62856
   512
in end\<close>
wenzelm@62849
   513
wenzelm@62856
   514
wenzelm@62856
   515
subsection \<open>Local theory specifications\<close>
wenzelm@62856
   516
wenzelm@62856
   517
subsubsection \<open>Specification context\<close>
wenzelm@62856
   518
wenzelm@62856
   519
ML \<open>
wenzelm@62856
   520
local
wenzelm@62849
   521
wenzelm@62849
   522
val _ =
wenzelm@62849
   523
  Outer_Syntax.command @{command_keyword context} "begin local theory context"
wenzelm@62969
   524
    ((Parse.position Parse.name >> (fn name =>
wenzelm@62849
   525
        Toplevel.begin_local_theory true (Named_Target.begin name)) ||
wenzelm@62849
   526
      Scan.optional Parse_Spec.includes [] -- Scan.repeat Parse_Spec.context_element
wenzelm@62849
   527
        >> (fn (incls, elems) => Toplevel.open_target (#2 o Bundle.context_cmd incls elems)))
wenzelm@62849
   528
      --| Parse.begin);
wenzelm@62849
   529
wenzelm@62856
   530
val _ =
wenzelm@62856
   531
  Outer_Syntax.command @{command_keyword end} "end context"
wenzelm@62856
   532
    (Scan.succeed
wenzelm@62856
   533
      (Toplevel.exit o Toplevel.end_local_theory o Toplevel.close_target o
wenzelm@62856
   534
        Toplevel.end_proof (K Proof.end_notepad)));
wenzelm@62849
   535
wenzelm@62856
   536
in end\<close>
wenzelm@62856
   537
wenzelm@62856
   538
wenzelm@62856
   539
subsubsection \<open>Locales and interpretation\<close>
wenzelm@62856
   540
wenzelm@62856
   541
ML \<open>
wenzelm@62856
   542
local
wenzelm@62849
   543
wenzelm@62849
   544
val locale_val =
wenzelm@62849
   545
  Parse_Spec.locale_expression --
wenzelm@62849
   546
    Scan.optional (@{keyword "+"} |-- Parse.!!! (Scan.repeat1 Parse_Spec.context_element)) [] ||
wenzelm@62849
   547
  Scan.repeat1 Parse_Spec.context_element >> pair ([], []);
wenzelm@62849
   548
wenzelm@62849
   549
val _ =
wenzelm@62849
   550
  Outer_Syntax.command @{command_keyword locale} "define named specification context"
wenzelm@62849
   551
    (Parse.binding --
wenzelm@62849
   552
      Scan.optional (@{keyword "="} |-- Parse.!!! locale_val) (([], []), []) -- Parse.opt_begin
wenzelm@62849
   553
      >> (fn ((name, (expr, elems)), begin) =>
wenzelm@62849
   554
          Toplevel.begin_local_theory begin
wenzelm@62849
   555
            (Expression.add_locale_cmd name Binding.empty expr elems #> snd)));
wenzelm@62849
   556
wenzelm@62849
   557
val _ =
wenzelm@62849
   558
  Outer_Syntax.command @{command_keyword experiment} "open private specification context"
wenzelm@62849
   559
    (Scan.repeat Parse_Spec.context_element --| Parse.begin
wenzelm@62849
   560
      >> (fn elems =>
wenzelm@62849
   561
          Toplevel.begin_local_theory true (Experiment.experiment_cmd elems #> snd)));
wenzelm@62849
   562
wenzelm@62849
   563
val interpretation_args =
wenzelm@62849
   564
  Parse.!!! Parse_Spec.locale_expression --
wenzelm@62849
   565
    Scan.optional
wenzelm@62849
   566
      (@{keyword "rewrites"} |-- Parse.and_list1 (Parse_Spec.opt_thm_name ":" -- Parse.prop)) [];
wenzelm@62849
   567
wenzelm@62849
   568
val _ =
wenzelm@62849
   569
  Outer_Syntax.command @{command_keyword interpret}
wenzelm@62849
   570
    "prove interpretation of locale expression in proof context"
wenzelm@62849
   571
    (interpretation_args >> (fn (expr, equations) =>
wenzelm@62849
   572
      Toplevel.proof (Interpretation.interpret_cmd expr equations)));
wenzelm@62849
   573
wenzelm@62849
   574
val interpretation_args_with_defs =
wenzelm@62849
   575
  Parse.!!! Parse_Spec.locale_expression --
wenzelm@62849
   576
    (Scan.optional (@{keyword "defines"} |-- Parse.and_list1 (Parse_Spec.opt_thm_name ":"
wenzelm@62849
   577
      -- ((Parse.binding -- Parse.opt_mixfix') --| @{keyword "="} -- Parse.term))) [] --
wenzelm@62849
   578
    Scan.optional
wenzelm@62849
   579
      (@{keyword "rewrites"} |-- Parse.and_list1 (Parse_Spec.opt_thm_name ":" -- Parse.prop)) []);
wenzelm@62849
   580
wenzelm@62849
   581
val _ =
wenzelm@62849
   582
  Outer_Syntax.local_theory_to_proof @{command_keyword global_interpretation}
wenzelm@62849
   583
    "prove interpretation of locale expression into global theory"
wenzelm@62856
   584
    (interpretation_args_with_defs >> (fn (expr, (defs, equations)) =>
wenzelm@62856
   585
      Interpretation.global_interpretation_cmd expr defs equations));
wenzelm@62849
   586
wenzelm@62849
   587
val _ =
wenzelm@62849
   588
  Outer_Syntax.command @{command_keyword sublocale}
wenzelm@62849
   589
    "prove sublocale relation between a locale and a locale expression"
wenzelm@62969
   590
    ((Parse.position Parse.name --| (@{keyword "\<subseteq>"} || @{keyword "<"}) --
wenzelm@62849
   591
      interpretation_args_with_defs >> (fn (loc, (expr, (defs, equations))) =>
wenzelm@62849
   592
        Toplevel.theory_to_proof (Interpretation.global_sublocale_cmd loc expr defs equations)))
wenzelm@62849
   593
    || interpretation_args_with_defs >> (fn (expr, (defs, equations)) =>
wenzelm@62849
   594
        Toplevel.local_theory_to_proof NONE NONE (Interpretation.sublocale_cmd expr defs equations)));
wenzelm@62849
   595
wenzelm@62849
   596
val _ =
wenzelm@62849
   597
  Outer_Syntax.command @{command_keyword interpretation}
wenzelm@62849
   598
    "prove interpretation of locale expression in local theory or into global theory"
wenzelm@62849
   599
    (interpretation_args >> (fn (expr, equations) =>
wenzelm@62856
   600
      Toplevel.local_theory_to_proof NONE NONE
wenzelm@62856
   601
        (Interpretation.isar_interpretation_cmd expr equations)));
wenzelm@62856
   602
wenzelm@62856
   603
in end\<close>
wenzelm@62849
   604
wenzelm@62849
   605
wenzelm@62856
   606
subsubsection \<open>Type classes\<close>
wenzelm@62849
   607
wenzelm@62856
   608
ML \<open>
wenzelm@62856
   609
local
wenzelm@62849
   610
wenzelm@62849
   611
val class_val =
wenzelm@62849
   612
  Parse_Spec.class_expression --
wenzelm@62849
   613
    Scan.optional (@{keyword "+"} |-- Parse.!!! (Scan.repeat1 Parse_Spec.context_element)) [] ||
wenzelm@62849
   614
  Scan.repeat1 Parse_Spec.context_element >> pair [];
wenzelm@62849
   615
wenzelm@62849
   616
val _ =
wenzelm@62849
   617
  Outer_Syntax.command @{command_keyword class} "define type class"
wenzelm@62849
   618
   (Parse.binding -- Scan.optional (@{keyword "="} |-- class_val) ([], []) -- Parse.opt_begin
wenzelm@62849
   619
    >> (fn ((name, (supclasses, elems)), begin) =>
wenzelm@62849
   620
        Toplevel.begin_local_theory begin
wenzelm@62849
   621
          (Class_Declaration.class_cmd name supclasses elems #> snd)));
wenzelm@62849
   622
wenzelm@62849
   623
val _ =
wenzelm@62849
   624
  Outer_Syntax.local_theory_to_proof @{command_keyword subclass} "prove a subclass relation"
wenzelm@62849
   625
    (Parse.class >> Class_Declaration.subclass_cmd);
wenzelm@62849
   626
wenzelm@62849
   627
val _ =
wenzelm@62849
   628
  Outer_Syntax.command @{command_keyword instantiation} "instantiate and prove type arity"
wenzelm@62849
   629
   (Parse.multi_arity --| Parse.begin
wenzelm@62849
   630
     >> (fn arities => Toplevel.begin_local_theory true (Class.instantiation_cmd arities)));
wenzelm@62849
   631
wenzelm@62849
   632
val _ =
wenzelm@62849
   633
  Outer_Syntax.command @{command_keyword instance} "prove type arity or subclass relation"
wenzelm@62849
   634
  ((Parse.class --
wenzelm@62849
   635
    ((@{keyword "\<subseteq>"} || @{keyword "<"}) |-- Parse.!!! Parse.class) >> Class.classrel_cmd ||
wenzelm@62849
   636
    Parse.multi_arity >> Class.instance_arity_cmd) >> Toplevel.theory_to_proof ||
wenzelm@62849
   637
    Scan.succeed (Toplevel.local_theory_to_proof NONE NONE (Class.instantiation_instance I)));
wenzelm@62849
   638
wenzelm@62856
   639
in end\<close>
wenzelm@62849
   640
wenzelm@62856
   641
wenzelm@62856
   642
subsubsection \<open>Arbitrary overloading\<close>
wenzelm@62856
   643
wenzelm@62856
   644
ML \<open>
wenzelm@62856
   645
local
wenzelm@62849
   646
wenzelm@62849
   647
val _ =
wenzelm@62849
   648
  Outer_Syntax.command @{command_keyword overloading} "overloaded definitions"
wenzelm@62849
   649
   (Scan.repeat1 (Parse.name --| (@{keyword "=="} || @{keyword "\<equiv>"}) -- Parse.term --
wenzelm@62849
   650
      Scan.optional (@{keyword "("} |-- (@{keyword "unchecked"} >> K false) --| @{keyword ")"}) true
wenzelm@62849
   651
      >> Scan.triple1) --| Parse.begin
wenzelm@62849
   652
   >> (fn operations => Toplevel.begin_local_theory true (Overloading.overloading_cmd operations)));
wenzelm@62849
   653
wenzelm@62856
   654
in end\<close>
wenzelm@62849
   655
wenzelm@62849
   656
wenzelm@62856
   657
subsection \<open>Proof commands\<close>
wenzelm@62849
   658
wenzelm@62856
   659
ML \<open>
wenzelm@62856
   660
local
wenzelm@62849
   661
wenzelm@62849
   662
val _ =
wenzelm@62849
   663
  Outer_Syntax.local_theory_to_proof @{command_keyword notepad} "begin proof context"
wenzelm@62849
   664
    (Parse.begin >> K Proof.begin_notepad);
wenzelm@62849
   665
wenzelm@62856
   666
in end\<close>
wenzelm@62849
   667
wenzelm@62856
   668
wenzelm@62856
   669
subsubsection \<open>Statements\<close>
wenzelm@62856
   670
wenzelm@62856
   671
ML \<open>
wenzelm@62856
   672
local
wenzelm@62849
   673
wenzelm@62849
   674
val structured_statement =
wenzelm@62849
   675
  Parse_Spec.statement -- Parse_Spec.cond_statement -- Parse.for_fixes
wenzelm@62849
   676
    >> (fn ((shows, (strict, assumes)), fixes) => (strict, fixes, assumes, shows));
wenzelm@62849
   677
wenzelm@62849
   678
val _ =
wenzelm@62849
   679
  Outer_Syntax.command @{command_keyword have} "state local goal"
wenzelm@62849
   680
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   681
      Toplevel.proof' (fn int => Proof.have_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   682
wenzelm@62849
   683
val _ =
wenzelm@62849
   684
  Outer_Syntax.command @{command_keyword show} "state local goal, to refine pending subgoals"
wenzelm@62849
   685
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   686
      Toplevel.proof' (fn int => Proof.show_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   687
wenzelm@62849
   688
val _ =
wenzelm@62849
   689
  Outer_Syntax.command @{command_keyword hence} "old-style alias of \"then have\""
wenzelm@62849
   690
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   691
      Toplevel.proof' (fn int => Proof.chain #> Proof.have_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   692
wenzelm@62849
   693
val _ =
wenzelm@62849
   694
  Outer_Syntax.command @{command_keyword thus} "old-style alias of  \"then show\""
wenzelm@62849
   695
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   696
      Toplevel.proof' (fn int => Proof.chain #> Proof.show_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   697
wenzelm@62856
   698
in end\<close>
wenzelm@62849
   699
wenzelm@62856
   700
wenzelm@62856
   701
subsubsection \<open>Local facts\<close>
wenzelm@62856
   702
wenzelm@62856
   703
ML \<open>
wenzelm@62856
   704
local
wenzelm@62849
   705
wenzelm@62969
   706
val facts = Parse.and_list1 Parse.thms1;
wenzelm@62849
   707
wenzelm@62849
   708
val _ =
wenzelm@62849
   709
  Outer_Syntax.command @{command_keyword then} "forward chaining"
wenzelm@62849
   710
    (Scan.succeed (Toplevel.proof Proof.chain));
wenzelm@62849
   711
wenzelm@62849
   712
val _ =
wenzelm@62849
   713
  Outer_Syntax.command @{command_keyword from} "forward chaining from given facts"
wenzelm@62849
   714
    (facts >> (Toplevel.proof o Proof.from_thmss_cmd));
wenzelm@62849
   715
wenzelm@62849
   716
val _ =
wenzelm@62849
   717
  Outer_Syntax.command @{command_keyword with} "forward chaining from given and current facts"
wenzelm@62849
   718
    (facts >> (Toplevel.proof o Proof.with_thmss_cmd));
wenzelm@62849
   719
wenzelm@62849
   720
val _ =
wenzelm@62849
   721
  Outer_Syntax.command @{command_keyword note} "define facts"
wenzelm@62849
   722
    (Parse_Spec.name_facts >> (Toplevel.proof o Proof.note_thmss_cmd));
wenzelm@62849
   723
wenzelm@62849
   724
val _ =
wenzelm@62849
   725
  Outer_Syntax.command @{command_keyword supply} "define facts during goal refinement (unstructured)"
wenzelm@62849
   726
    (Parse_Spec.name_facts >> (Toplevel.proof o Proof.supply_cmd));
wenzelm@62849
   727
wenzelm@62849
   728
val _ =
wenzelm@62849
   729
  Outer_Syntax.command @{command_keyword using} "augment goal facts"
wenzelm@62849
   730
    (facts >> (Toplevel.proof o Proof.using_cmd));
wenzelm@62849
   731
wenzelm@62849
   732
val _ =
wenzelm@62849
   733
  Outer_Syntax.command @{command_keyword unfolding} "unfold definitions in goal and facts"
wenzelm@62849
   734
    (facts >> (Toplevel.proof o Proof.unfolding_cmd));
wenzelm@62849
   735
wenzelm@62856
   736
in end\<close>
wenzelm@62849
   737
wenzelm@62856
   738
wenzelm@62856
   739
subsubsection \<open>Proof context\<close>
wenzelm@62856
   740
wenzelm@62856
   741
ML \<open>
wenzelm@62856
   742
local
wenzelm@62856
   743
wenzelm@62856
   744
val structured_statement =
wenzelm@62856
   745
  Parse_Spec.statement -- Parse_Spec.if_statement' -- Parse.for_fixes
wenzelm@62856
   746
    >> (fn ((shows, assumes), fixes) => (fixes, assumes, shows));
wenzelm@62849
   747
wenzelm@62849
   748
val _ =
wenzelm@62849
   749
  Outer_Syntax.command @{command_keyword fix} "fix local variables (Skolem constants)"
wenzelm@62849
   750
    (Parse.fixes >> (Toplevel.proof o Proof.fix_cmd));
wenzelm@62849
   751
wenzelm@62849
   752
val _ =
wenzelm@62849
   753
  Outer_Syntax.command @{command_keyword assume} "assume propositions"
wenzelm@62856
   754
    (structured_statement >> (fn (a, b, c) => Toplevel.proof (Proof.assume_cmd a b c)));
wenzelm@62849
   755
wenzelm@62849
   756
val _ =
wenzelm@62849
   757
  Outer_Syntax.command @{command_keyword presume} "assume propositions, to be established later"
wenzelm@62856
   758
    (structured_statement >> (fn (a, b, c) => Toplevel.proof (Proof.presume_cmd a b c)));
wenzelm@62849
   759
wenzelm@62849
   760
val _ =
wenzelm@63039
   761
  Outer_Syntax.command @{command_keyword define} "local definition (non-polymorphic)"
wenzelm@63039
   762
    ((Parse.fixes --| Parse.where_) -- Parse_Spec.statement -- Parse.for_fixes
wenzelm@63039
   763
      >> (fn ((a, b), c) => Toplevel.proof (Proof.define_cmd a c b)));
wenzelm@63039
   764
wenzelm@63039
   765
val _ =
wenzelm@62849
   766
  Outer_Syntax.command @{command_keyword def} "local definition (non-polymorphic)"
wenzelm@62849
   767
    (Parse.and_list1
wenzelm@62849
   768
      (Parse_Spec.opt_thm_name ":" --
wenzelm@62849
   769
        ((Parse.binding -- Parse.opt_mixfix) --
wenzelm@62849
   770
          ((@{keyword "\<equiv>"} || @{keyword "=="}) |-- Parse.!!! Parse.termp)))
wenzelm@63043
   771
    >> (fn args => Toplevel.proof (fn state =>
wenzelm@63043
   772
        (legacy_feature "Old 'def' command -- use 'define' instead"; Proof.def_cmd args state))));
wenzelm@62849
   773
wenzelm@62849
   774
val _ =
wenzelm@62849
   775
  Outer_Syntax.command @{command_keyword consider} "state cases rule"
wenzelm@62849
   776
    (Parse_Spec.obtains >> (Toplevel.proof' o Obtain.consider_cmd));
wenzelm@62849
   777
wenzelm@62849
   778
val _ =
wenzelm@62849
   779
  Outer_Syntax.command @{command_keyword obtain} "generalized elimination"
wenzelm@63059
   780
    (Parse.parbinding -- Scan.optional (Parse.fixes --| Parse.where_) [] -- structured_statement
wenzelm@63059
   781
      >> (fn ((a, b), (c, d, e)) => Toplevel.proof' (Obtain.obtain_cmd a b c d e)));
wenzelm@62849
   782
wenzelm@62849
   783
val _ =
wenzelm@62849
   784
  Outer_Syntax.command @{command_keyword guess} "wild guessing (unstructured)"
wenzelm@62849
   785
    (Scan.optional Parse.fixes [] >> (Toplevel.proof' o Obtain.guess_cmd));
wenzelm@62849
   786
wenzelm@62849
   787
val _ =
wenzelm@62849
   788
  Outer_Syntax.command @{command_keyword let} "bind text variables"
wenzelm@62849
   789
    (Parse.and_list1 (Parse.and_list1 Parse.term -- (@{keyword "="} |-- Parse.term))
wenzelm@62849
   790
      >> (Toplevel.proof o Proof.let_bind_cmd));
wenzelm@62849
   791
wenzelm@62849
   792
val _ =
wenzelm@62849
   793
  Outer_Syntax.command @{command_keyword write} "add concrete syntax for constants / fixed variables"
wenzelm@62856
   794
    (Parse.syntax_mode -- Parse.and_list1 (Parse.const -- Parse.mixfix)
wenzelm@62849
   795
    >> (fn (mode, args) => Toplevel.proof (Proof.write_cmd mode args)));
wenzelm@62849
   796
wenzelm@62849
   797
val _ =
wenzelm@62849
   798
  Outer_Syntax.command @{command_keyword case} "invoke local context"
wenzelm@62849
   799
    (Parse_Spec.opt_thm_name ":" --
wenzelm@62849
   800
      (@{keyword "("} |--
wenzelm@62969
   801
        Parse.!!! (Parse.position Parse.name -- Scan.repeat (Parse.maybe Parse.binding)
wenzelm@62849
   802
          --| @{keyword ")"}) ||
wenzelm@62969
   803
        Parse.position Parse.name >> rpair []) >> (Toplevel.proof o Proof.case_cmd));
wenzelm@62849
   804
wenzelm@62856
   805
in end\<close>
wenzelm@62849
   806
wenzelm@62856
   807
wenzelm@62856
   808
subsubsection \<open>Proof structure\<close>
wenzelm@62856
   809
wenzelm@62856
   810
ML \<open>
wenzelm@62856
   811
local
wenzelm@62849
   812
wenzelm@62849
   813
val _ =
wenzelm@62849
   814
  Outer_Syntax.command @{command_keyword "{"} "begin explicit proof block"
wenzelm@62849
   815
    (Scan.succeed (Toplevel.proof Proof.begin_block));
wenzelm@62849
   816
wenzelm@62849
   817
val _ =
wenzelm@62849
   818
  Outer_Syntax.command @{command_keyword "}"} "end explicit proof block"
wenzelm@62849
   819
    (Scan.succeed (Toplevel.proof Proof.end_block));
wenzelm@62849
   820
wenzelm@62849
   821
val _ =
wenzelm@62849
   822
  Outer_Syntax.command @{command_keyword next} "enter next proof block"
wenzelm@62849
   823
    (Scan.succeed (Toplevel.proof Proof.next_block));
wenzelm@62849
   824
wenzelm@62856
   825
in end\<close>
wenzelm@62849
   826
wenzelm@62856
   827
wenzelm@62856
   828
subsubsection \<open>End proof\<close>
wenzelm@62856
   829
wenzelm@62856
   830
ML \<open>
wenzelm@62856
   831
local
wenzelm@62849
   832
wenzelm@62849
   833
val _ =
wenzelm@62849
   834
  Outer_Syntax.command @{command_keyword qed} "conclude proof"
wenzelm@62849
   835
    (Scan.option Method.parse >> (fn m =>
wenzelm@62849
   836
     (Option.map Method.report m;
wenzelm@62849
   837
      Isar_Cmd.qed m)));
wenzelm@62849
   838
wenzelm@62849
   839
val _ =
wenzelm@62849
   840
  Outer_Syntax.command @{command_keyword by} "terminal backward proof"
wenzelm@62849
   841
    (Method.parse -- Scan.option Method.parse >> (fn (m1, m2) =>
wenzelm@62849
   842
     (Method.report m1;
wenzelm@62849
   843
      Option.map Method.report m2;
wenzelm@62849
   844
      Isar_Cmd.terminal_proof (m1, m2))));
wenzelm@62849
   845
wenzelm@62849
   846
val _ =
wenzelm@62849
   847
  Outer_Syntax.command @{command_keyword ".."} "default proof"
wenzelm@62849
   848
    (Scan.succeed Isar_Cmd.default_proof);
wenzelm@62849
   849
wenzelm@62849
   850
val _ =
wenzelm@62849
   851
  Outer_Syntax.command @{command_keyword "."} "immediate proof"
wenzelm@62849
   852
    (Scan.succeed Isar_Cmd.immediate_proof);
wenzelm@62849
   853
wenzelm@62849
   854
val _ =
wenzelm@62849
   855
  Outer_Syntax.command @{command_keyword done} "done proof"
wenzelm@62849
   856
    (Scan.succeed Isar_Cmd.done_proof);
wenzelm@62849
   857
wenzelm@62849
   858
val _ =
wenzelm@62849
   859
  Outer_Syntax.command @{command_keyword sorry} "skip proof (quick-and-dirty mode only!)"
wenzelm@62849
   860
    (Scan.succeed Isar_Cmd.skip_proof);
wenzelm@62849
   861
wenzelm@62849
   862
val _ =
wenzelm@62849
   863
  Outer_Syntax.command @{command_keyword "\<proof>"} "dummy proof (quick-and-dirty mode only!)"
wenzelm@62849
   864
    (Scan.succeed Isar_Cmd.skip_proof);
wenzelm@62849
   865
wenzelm@62849
   866
val _ =
wenzelm@62849
   867
  Outer_Syntax.command @{command_keyword oops} "forget proof"
wenzelm@62849
   868
    (Scan.succeed (Toplevel.forget_proof true));
wenzelm@62849
   869
wenzelm@62856
   870
in end\<close>
wenzelm@62849
   871
wenzelm@62856
   872
wenzelm@62856
   873
subsubsection \<open>Proof steps\<close>
wenzelm@62856
   874
wenzelm@62856
   875
ML \<open>
wenzelm@62856
   876
local
wenzelm@62849
   877
wenzelm@62849
   878
val _ =
wenzelm@62849
   879
  Outer_Syntax.command @{command_keyword defer} "shuffle internal proof state"
wenzelm@62849
   880
    (Scan.optional Parse.nat 1 >> (Toplevel.proof o Proof.defer));
wenzelm@62849
   881
wenzelm@62849
   882
val _ =
wenzelm@62849
   883
  Outer_Syntax.command @{command_keyword prefer} "shuffle internal proof state"
wenzelm@62849
   884
    (Parse.nat >> (Toplevel.proof o Proof.prefer));
wenzelm@62849
   885
wenzelm@62849
   886
val _ =
wenzelm@62849
   887
  Outer_Syntax.command @{command_keyword apply} "initial goal refinement step (unstructured)"
wenzelm@62849
   888
    (Method.parse >> (fn m => (Method.report m; Toplevel.proofs (Proof.apply m))));
wenzelm@62849
   889
wenzelm@62849
   890
val _ =
wenzelm@62849
   891
  Outer_Syntax.command @{command_keyword apply_end} "terminal goal refinement step (unstructured)"
wenzelm@62849
   892
    (Method.parse >> (fn m => (Method.report m; Toplevel.proofs (Proof.apply_end m))));
wenzelm@62849
   893
wenzelm@62849
   894
val _ =
wenzelm@62849
   895
  Outer_Syntax.command @{command_keyword proof} "backward proof step"
wenzelm@62849
   896
    (Scan.option Method.parse >> (fn m =>
wenzelm@62849
   897
      (Option.map Method.report m; Toplevel.proofs (Proof.proof m))));
wenzelm@62849
   898
wenzelm@62856
   899
in end\<close>
wenzelm@62849
   900
wenzelm@62849
   901
wenzelm@62856
   902
subsubsection \<open>Subgoal focus\<close>
wenzelm@62856
   903
wenzelm@62856
   904
ML \<open>
wenzelm@62849
   905
local
wenzelm@62849
   906
wenzelm@62849
   907
val opt_fact_binding =
wenzelm@62849
   908
  Scan.optional (Parse.binding -- Parse.opt_attribs || Parse.attribs >> pair Binding.empty)
wenzelm@62849
   909
    Attrib.empty_binding;
wenzelm@62849
   910
wenzelm@62849
   911
val for_params =
wenzelm@62849
   912
  Scan.optional
wenzelm@62849
   913
    (@{keyword "for"} |--
wenzelm@62849
   914
      Parse.!!! ((Scan.option Parse.dots >> is_some) --
wenzelm@62849
   915
        (Scan.repeat1 (Parse.position (Parse.maybe Parse.name)))))
wenzelm@62849
   916
    (false, []);
wenzelm@62849
   917
wenzelm@62849
   918
val _ =
wenzelm@62849
   919
  Outer_Syntax.command @{command_keyword subgoal}
wenzelm@62849
   920
    "focus on first subgoal within backward refinement"
wenzelm@62849
   921
    (opt_fact_binding -- (Scan.option (@{keyword "premises"} |-- Parse.!!! opt_fact_binding)) --
wenzelm@62849
   922
      for_params >> (fn ((a, b), c) =>
wenzelm@62849
   923
        Toplevel.proofs (Seq.make_results o Seq.single o #2 o Subgoal.subgoal_cmd a b c)));
wenzelm@62849
   924
wenzelm@62856
   925
in end\<close>
wenzelm@62849
   926
wenzelm@62849
   927
wenzelm@62856
   928
subsubsection \<open>Calculation\<close>
wenzelm@62856
   929
wenzelm@62856
   930
ML \<open>
wenzelm@62856
   931
local
wenzelm@62849
   932
wenzelm@62849
   933
val calculation_args =
wenzelm@62969
   934
  Scan.option (@{keyword "("} |-- Parse.!!! ((Parse.thms1 --| @{keyword ")"})));
wenzelm@62849
   935
wenzelm@62849
   936
val _ =
wenzelm@62849
   937
  Outer_Syntax.command @{command_keyword also} "combine calculation and current facts"
wenzelm@62849
   938
    (calculation_args >> (Toplevel.proofs' o Calculation.also_cmd));
wenzelm@62849
   939
wenzelm@62849
   940
val _ =
wenzelm@62849
   941
  Outer_Syntax.command @{command_keyword finally}
wenzelm@62849
   942
    "combine calculation and current facts, exhibit result"
wenzelm@62849
   943
    (calculation_args >> (Toplevel.proofs' o Calculation.finally_cmd));
wenzelm@62849
   944
wenzelm@62849
   945
val _ =
wenzelm@62849
   946
  Outer_Syntax.command @{command_keyword moreover} "augment calculation by current facts"
wenzelm@62849
   947
    (Scan.succeed (Toplevel.proof' Calculation.moreover));
wenzelm@62849
   948
wenzelm@62849
   949
val _ =
wenzelm@62849
   950
  Outer_Syntax.command @{command_keyword ultimately}
wenzelm@62849
   951
    "augment calculation by current facts, exhibit result"
wenzelm@62849
   952
    (Scan.succeed (Toplevel.proof' Calculation.ultimately));
wenzelm@62849
   953
wenzelm@62849
   954
val _ =
wenzelm@62849
   955
  Outer_Syntax.command @{command_keyword print_trans_rules} "print transitivity rules"
wenzelm@62849
   956
    (Scan.succeed (Toplevel.keep (Calculation.print_rules o Toplevel.context_of)));
wenzelm@62849
   957
wenzelm@62856
   958
in end\<close>
wenzelm@62849
   959
wenzelm@62856
   960
wenzelm@62856
   961
subsubsection \<open>Proof navigation\<close>
wenzelm@62856
   962
wenzelm@62856
   963
ML \<open>
wenzelm@62856
   964
local
wenzelm@62849
   965
wenzelm@62849
   966
fun report_back () =
wenzelm@62849
   967
  Output.report [Markup.markup Markup.bad "Explicit backtracking"];
wenzelm@62849
   968
wenzelm@62849
   969
val _ =
wenzelm@62849
   970
  Outer_Syntax.command @{command_keyword back} "explicit backtracking of proof command"
wenzelm@62849
   971
    (Scan.succeed
wenzelm@62849
   972
     (Toplevel.actual_proof (fn prf => (report_back (); Proof_Node.back prf)) o
wenzelm@62849
   973
      Toplevel.skip_proof report_back));
wenzelm@62849
   974
wenzelm@62856
   975
in end\<close>
wenzelm@62849
   976
wenzelm@62849
   977
wenzelm@62856
   978
subsection \<open>Diagnostic commands (for interactive mode only)\<close>
wenzelm@62856
   979
wenzelm@62856
   980
ML \<open>
wenzelm@62856
   981
local
wenzelm@62849
   982
wenzelm@62849
   983
val opt_modes =
wenzelm@62969
   984
  Scan.optional (@{keyword "("} |-- Parse.!!! (Scan.repeat1 Parse.name --| @{keyword ")"})) [];
wenzelm@62849
   985
wenzelm@62849
   986
val _ =
wenzelm@62849
   987
  Outer_Syntax.command @{command_keyword help}
wenzelm@62849
   988
    "retrieve outer syntax commands according to name patterns"
wenzelm@62849
   989
    (Scan.repeat Parse.name >>
wenzelm@62849
   990
      (fn pats => Toplevel.keep (fn st => Outer_Syntax.help (Toplevel.theory_of st) pats)));
wenzelm@62849
   991
wenzelm@62849
   992
val _ =
wenzelm@62849
   993
  Outer_Syntax.command @{command_keyword print_commands} "print outer syntax commands"
wenzelm@62849
   994
    (Scan.succeed (Toplevel.keep (Outer_Syntax.print_commands o Toplevel.theory_of)));
wenzelm@62849
   995
wenzelm@62849
   996
val _ =
wenzelm@62849
   997
  Outer_Syntax.command @{command_keyword print_options} "print configuration options"
wenzelm@62849
   998
    (Parse.opt_bang >> (fn b => Toplevel.keep (Attrib.print_options b o Toplevel.context_of)));
wenzelm@62849
   999
wenzelm@62849
  1000
val _ =
wenzelm@62849
  1001
  Outer_Syntax.command @{command_keyword print_context}
wenzelm@62849
  1002
    "print context of local theory target"
wenzelm@62849
  1003
    (Scan.succeed (Toplevel.keep (Pretty.writeln_chunks o Toplevel.pretty_context)));
wenzelm@62849
  1004
wenzelm@62849
  1005
val _ =
wenzelm@62849
  1006
  Outer_Syntax.command @{command_keyword print_theory}
wenzelm@62849
  1007
    "print logical theory contents"
wenzelm@62849
  1008
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1009
      Toplevel.keep (Pretty.writeln o Proof_Display.pretty_theory b o Toplevel.context_of)));
wenzelm@62849
  1010
wenzelm@62849
  1011
val _ =
wenzelm@62849
  1012
  Outer_Syntax.command @{command_keyword print_definitions}
wenzelm@62849
  1013
    "print dependencies of definitional theory content"
wenzelm@62849
  1014
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1015
      Toplevel.keep (Pretty.writeln o Proof_Display.pretty_definitions b o Toplevel.context_of)));
wenzelm@62849
  1016
wenzelm@62849
  1017
val _ =
wenzelm@62849
  1018
  Outer_Syntax.command @{command_keyword print_syntax}
wenzelm@62849
  1019
    "print inner syntax of context"
wenzelm@62849
  1020
    (Scan.succeed (Toplevel.keep (Proof_Context.print_syntax o Toplevel.context_of)));
wenzelm@62849
  1021
wenzelm@62849
  1022
val _ =
wenzelm@62849
  1023
  Outer_Syntax.command @{command_keyword print_defn_rules}
wenzelm@62849
  1024
    "print definitional rewrite rules of context"
wenzelm@62849
  1025
    (Scan.succeed (Toplevel.keep (Local_Defs.print_rules o Toplevel.context_of)));
wenzelm@62849
  1026
wenzelm@62849
  1027
val _ =
wenzelm@62849
  1028
  Outer_Syntax.command @{command_keyword print_abbrevs}
wenzelm@62849
  1029
    "print constant abbreviations of context"
wenzelm@62849
  1030
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1031
      Toplevel.keep (Proof_Context.print_abbrevs b o Toplevel.context_of)));
wenzelm@62849
  1032
wenzelm@62849
  1033
val _ =
wenzelm@62849
  1034
  Outer_Syntax.command @{command_keyword print_theorems}
wenzelm@62849
  1035
    "print theorems of local theory or proof context"
wenzelm@62849
  1036
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1037
      Toplevel.keep (Pretty.writeln o Pretty.chunks o Isar_Cmd.pretty_theorems b)));
wenzelm@62849
  1038
wenzelm@62849
  1039
val _ =
wenzelm@62849
  1040
  Outer_Syntax.command @{command_keyword print_locales}
wenzelm@62849
  1041
    "print locales of this theory"
wenzelm@62849
  1042
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1043
      Toplevel.keep (Locale.print_locales b o Toplevel.theory_of)));
wenzelm@62849
  1044
wenzelm@62849
  1045
val _ =
wenzelm@62849
  1046
  Outer_Syntax.command @{command_keyword print_classes}
wenzelm@62849
  1047
    "print classes of this theory"
wenzelm@62849
  1048
    (Scan.succeed (Toplevel.keep (Class.print_classes o Toplevel.context_of)));
wenzelm@62849
  1049
wenzelm@62849
  1050
val _ =
wenzelm@62849
  1051
  Outer_Syntax.command @{command_keyword print_locale}
wenzelm@62849
  1052
    "print locale of this theory"
wenzelm@62969
  1053
    (Parse.opt_bang -- Parse.position Parse.name >> (fn (b, name) =>
wenzelm@62849
  1054
      Toplevel.keep (fn state => Locale.print_locale (Toplevel.theory_of state) b name)));
wenzelm@62849
  1055
wenzelm@62849
  1056
val _ =
wenzelm@62849
  1057
  Outer_Syntax.command @{command_keyword print_interps}
wenzelm@62849
  1058
    "print interpretations of locale for this theory or proof context"
wenzelm@62969
  1059
    (Parse.position Parse.name >> (fn name =>
wenzelm@62849
  1060
      Toplevel.keep (fn state => Locale.print_registrations (Toplevel.context_of state) name)));
wenzelm@62849
  1061
wenzelm@62849
  1062
val _ =
wenzelm@62849
  1063
  Outer_Syntax.command @{command_keyword print_dependencies}
wenzelm@62849
  1064
    "print dependencies of locale expression"
wenzelm@62849
  1065
    (Parse.opt_bang -- Parse_Spec.locale_expression >> (fn (b, expr) =>
wenzelm@62849
  1066
      Toplevel.keep (fn state => Expression.print_dependencies (Toplevel.context_of state) b expr)));
wenzelm@62849
  1067
wenzelm@62849
  1068
val _ =
wenzelm@62849
  1069
  Outer_Syntax.command @{command_keyword print_attributes}
wenzelm@62849
  1070
    "print attributes of this theory"
wenzelm@62849
  1071
    (Parse.opt_bang >> (fn b => Toplevel.keep (Attrib.print_attributes b o Toplevel.context_of)));
wenzelm@62849
  1072
wenzelm@62849
  1073
val _ =
wenzelm@62849
  1074
  Outer_Syntax.command @{command_keyword print_simpset}
wenzelm@62849
  1075
    "print context of Simplifier"
wenzelm@62849
  1076
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1077
      Toplevel.keep (Pretty.writeln o Simplifier.pretty_simpset b o Toplevel.context_of)));
wenzelm@62849
  1078
wenzelm@62849
  1079
val _ =
wenzelm@62849
  1080
  Outer_Syntax.command @{command_keyword print_rules} "print intro/elim rules"
wenzelm@62849
  1081
    (Scan.succeed (Toplevel.keep (Context_Rules.print_rules o Toplevel.context_of)));
wenzelm@62849
  1082
wenzelm@62849
  1083
val _ =
wenzelm@62849
  1084
  Outer_Syntax.command @{command_keyword print_methods} "print methods of this theory"
wenzelm@62849
  1085
    (Parse.opt_bang >> (fn b => Toplevel.keep (Method.print_methods b o Toplevel.context_of)));
wenzelm@62849
  1086
wenzelm@62849
  1087
val _ =
wenzelm@62849
  1088
  Outer_Syntax.command @{command_keyword print_antiquotations}
wenzelm@62849
  1089
    "print document antiquotations"
wenzelm@62849
  1090
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1091
      Toplevel.keep (Thy_Output.print_antiquotations b o Toplevel.context_of)));
wenzelm@62849
  1092
wenzelm@62849
  1093
val _ =
wenzelm@62849
  1094
  Outer_Syntax.command @{command_keyword print_ML_antiquotations}
wenzelm@62849
  1095
    "print ML antiquotations"
wenzelm@62849
  1096
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1097
      Toplevel.keep (ML_Context.print_antiquotations b o Toplevel.context_of)));
wenzelm@62849
  1098
wenzelm@62849
  1099
val _ =
wenzelm@62849
  1100
  Outer_Syntax.command @{command_keyword locale_deps} "visualize locale dependencies"
wenzelm@62849
  1101
    (Scan.succeed
wenzelm@62849
  1102
      (Toplevel.keep (Toplevel.theory_of #> (fn thy =>
wenzelm@62849
  1103
        Locale.pretty_locale_deps thy
wenzelm@62849
  1104
        |> map (fn {name, parents, body} =>
wenzelm@62849
  1105
          ((name, Graph_Display.content_node (Locale.extern thy name) [body]), parents))
wenzelm@62849
  1106
        |> Graph_Display.display_graph_old))));
wenzelm@62849
  1107
wenzelm@62849
  1108
val _ =
wenzelm@62849
  1109
  Outer_Syntax.command @{command_keyword print_term_bindings}
wenzelm@62849
  1110
    "print term bindings of proof context"
wenzelm@62849
  1111
    (Scan.succeed
wenzelm@62849
  1112
      (Toplevel.keep
wenzelm@62849
  1113
        (Pretty.writeln_chunks o Proof_Context.pretty_term_bindings o Toplevel.context_of)));
wenzelm@62849
  1114
wenzelm@62849
  1115
val _ =
wenzelm@62849
  1116
  Outer_Syntax.command @{command_keyword print_facts} "print facts of proof context"
wenzelm@62849
  1117
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1118
      Toplevel.keep (Proof_Context.print_local_facts b o Toplevel.context_of)));
wenzelm@62849
  1119
wenzelm@62849
  1120
val _ =
wenzelm@62849
  1121
  Outer_Syntax.command @{command_keyword print_cases} "print cases of proof context"
wenzelm@62849
  1122
    (Scan.succeed
wenzelm@62849
  1123
      (Toplevel.keep (Pretty.writeln_chunks o Proof_Context.pretty_cases o Toplevel.context_of)));
wenzelm@62849
  1124
wenzelm@62849
  1125
val _ =
wenzelm@62849
  1126
  Outer_Syntax.command @{command_keyword print_statement}
wenzelm@62849
  1127
    "print theorems as long statements"
wenzelm@62969
  1128
    (opt_modes -- Parse.thms1 >> Isar_Cmd.print_stmts);
wenzelm@62849
  1129
wenzelm@62849
  1130
val _ =
wenzelm@62849
  1131
  Outer_Syntax.command @{command_keyword thm} "print theorems"
wenzelm@62969
  1132
    (opt_modes -- Parse.thms1 >> Isar_Cmd.print_thms);
wenzelm@62849
  1133
wenzelm@62849
  1134
val _ =
wenzelm@62849
  1135
  Outer_Syntax.command @{command_keyword prf} "print proof terms of theorems"
wenzelm@62969
  1136
    (opt_modes -- Scan.option Parse.thms1 >> Isar_Cmd.print_prfs false);
wenzelm@62849
  1137
wenzelm@62849
  1138
val _ =
wenzelm@62849
  1139
  Outer_Syntax.command @{command_keyword full_prf} "print full proof terms of theorems"
wenzelm@62969
  1140
    (opt_modes -- Scan.option Parse.thms1 >> Isar_Cmd.print_prfs true);
wenzelm@62849
  1141
wenzelm@62849
  1142
val _ =
wenzelm@62849
  1143
  Outer_Syntax.command @{command_keyword prop} "read and print proposition"
wenzelm@62849
  1144
    (opt_modes -- Parse.term >> Isar_Cmd.print_prop);
wenzelm@62849
  1145
wenzelm@62849
  1146
val _ =
wenzelm@62849
  1147
  Outer_Syntax.command @{command_keyword term} "read and print term"
wenzelm@62849
  1148
    (opt_modes -- Parse.term >> Isar_Cmd.print_term);
wenzelm@62849
  1149
wenzelm@62849
  1150
val _ =
wenzelm@62849
  1151
  Outer_Syntax.command @{command_keyword typ} "read and print type"
wenzelm@62849
  1152
    (opt_modes -- (Parse.typ -- Scan.option (@{keyword "::"} |-- Parse.!!! Parse.sort))
wenzelm@62849
  1153
      >> Isar_Cmd.print_type);
wenzelm@62849
  1154
wenzelm@62849
  1155
val _ =
wenzelm@62849
  1156
  Outer_Syntax.command @{command_keyword print_codesetup} "print code generator setup"
wenzelm@62849
  1157
    (Scan.succeed (Toplevel.keep (Code.print_codesetup o Toplevel.theory_of)));
wenzelm@62849
  1158
wenzelm@62849
  1159
val _ =
wenzelm@62849
  1160
  Outer_Syntax.command @{command_keyword print_state}
wenzelm@62849
  1161
    "print current proof state (if present)"
wenzelm@62849
  1162
    (opt_modes >> (fn modes =>
wenzelm@62849
  1163
      Toplevel.keep (Print_Mode.with_modes modes (Output.state o Toplevel.string_of_state))));
wenzelm@62849
  1164
wenzelm@62849
  1165
val _ =
wenzelm@62849
  1166
  Outer_Syntax.command @{command_keyword welcome} "print welcome message"
wenzelm@62849
  1167
    (Scan.succeed (Toplevel.keep (fn _ => writeln (Session.welcome ()))));
wenzelm@62849
  1168
wenzelm@62849
  1169
val _ =
wenzelm@62849
  1170
  Outer_Syntax.command @{command_keyword display_drafts}
wenzelm@62849
  1171
    "display raw source files with symbols"
wenzelm@62849
  1172
    (Scan.repeat1 Parse.path >> (fn names =>
wenzelm@62849
  1173
      Toplevel.keep (fn _ => ignore (Present.display_drafts (map Path.explode names)))));
wenzelm@62849
  1174
wenzelm@62856
  1175
in end\<close>
wenzelm@62849
  1176
wenzelm@62849
  1177
wenzelm@62856
  1178
subsection \<open>Dependencies\<close>
wenzelm@62856
  1179
wenzelm@62856
  1180
ML \<open>
wenzelm@62849
  1181
local
wenzelm@62856
  1182
wenzelm@62856
  1183
val theory_bounds =
wenzelm@62969
  1184
  Parse.position Parse.theory_name >> single ||
wenzelm@62969
  1185
  (@{keyword "("} |-- Parse.enum "|" (Parse.position Parse.theory_name) --| @{keyword ")"});
wenzelm@62849
  1186
wenzelm@62849
  1187
val _ =
wenzelm@62849
  1188
  Outer_Syntax.command @{command_keyword thy_deps} "visualize theory dependencies"
wenzelm@62849
  1189
    (Scan.option theory_bounds -- Scan.option theory_bounds >>
wenzelm@62849
  1190
      (fn args => Toplevel.keep (fn st => Thy_Deps.thy_deps_cmd (Toplevel.context_of st) args)));
wenzelm@62849
  1191
wenzelm@62849
  1192
wenzelm@62856
  1193
val class_bounds =
wenzelm@62856
  1194
  Parse.sort >> single ||
wenzelm@62856
  1195
  (@{keyword "("} |-- Parse.enum "|" Parse.sort --| @{keyword ")"});
wenzelm@62849
  1196
wenzelm@62849
  1197
val _ =
wenzelm@62849
  1198
  Outer_Syntax.command @{command_keyword class_deps} "visualize class dependencies"
wenzelm@62849
  1199
    (Scan.option class_bounds -- Scan.option class_bounds >> (fn args =>
wenzelm@62849
  1200
      Toplevel.keep (fn st => Class_Deps.class_deps_cmd (Toplevel.context_of st) args)));
wenzelm@62849
  1201
wenzelm@62849
  1202
wenzelm@62849
  1203
val _ =
wenzelm@62849
  1204
  Outer_Syntax.command @{command_keyword thm_deps} "visualize theorem dependencies"
wenzelm@62969
  1205
    (Parse.thms1 >> (fn args =>
wenzelm@62849
  1206
      Toplevel.keep (fn st =>
wenzelm@62849
  1207
        Thm_Deps.thm_deps (Toplevel.theory_of st)
wenzelm@62849
  1208
          (Attrib.eval_thms (Toplevel.context_of st) args))));
wenzelm@62849
  1209
wenzelm@62856
  1210
wenzelm@62856
  1211
val thy_names =
wenzelm@62969
  1212
  Scan.repeat1 (Scan.unless Parse.minus (Parse.position Parse.theory_name));
wenzelm@62849
  1213
wenzelm@62849
  1214
val _ =
wenzelm@62849
  1215
  Outer_Syntax.command @{command_keyword unused_thms} "find unused theorems"
wenzelm@62849
  1216
    (Scan.option ((thy_names --| Parse.minus) -- Scan.option thy_names) >> (fn opt_range =>
wenzelm@62849
  1217
        Toplevel.keep (fn st =>
wenzelm@62849
  1218
          let
wenzelm@62849
  1219
            val thy = Toplevel.theory_of st;
wenzelm@62849
  1220
            val ctxt = Toplevel.context_of st;
wenzelm@62849
  1221
            fun pretty_thm (a, th) = Proof_Context.pretty_fact ctxt (a, [th]);
wenzelm@62849
  1222
            val check = Theory.check ctxt;
wenzelm@62849
  1223
          in
wenzelm@62849
  1224
            Thm_Deps.unused_thms
wenzelm@62849
  1225
              (case opt_range of
wenzelm@62849
  1226
                NONE => (Theory.parents_of thy, [thy])
wenzelm@62849
  1227
              | SOME (xs, NONE) => (map check xs, [thy])
wenzelm@62849
  1228
              | SOME (xs, SOME ys) => (map check xs, map check ys))
wenzelm@62849
  1229
            |> map pretty_thm |> Pretty.writeln_chunks
wenzelm@62849
  1230
          end)));
wenzelm@62849
  1231
wenzelm@62856
  1232
in end\<close>
wenzelm@62849
  1233
wenzelm@62849
  1234
wenzelm@62856
  1235
subsubsection \<open>Find consts and theorems\<close>
wenzelm@62856
  1236
wenzelm@62856
  1237
ML \<open>
wenzelm@62856
  1238
local
wenzelm@62849
  1239
wenzelm@62849
  1240
val _ =
wenzelm@62849
  1241
  Outer_Syntax.command @{command_keyword find_consts}
wenzelm@62849
  1242
    "find constants by name / type patterns"
wenzelm@62849
  1243
    (Find_Consts.query_parser >> (fn spec =>
wenzelm@62849
  1244
      Toplevel.keep (fn st =>
wenzelm@62849
  1245
        Pretty.writeln (Find_Consts.pretty_consts (Toplevel.context_of st) spec))));
wenzelm@62849
  1246
wenzelm@62856
  1247
val options =
wenzelm@62856
  1248
  Scan.optional
wenzelm@62856
  1249
    (Parse.$$$ "(" |--
wenzelm@62856
  1250
      Parse.!!! (Scan.option Parse.nat --
wenzelm@62856
  1251
        Scan.optional (Parse.reserved "with_dups" >> K false) true --| Parse.$$$ ")"))
wenzelm@62856
  1252
    (NONE, true);
wenzelm@62849
  1253
wenzelm@62849
  1254
val _ =
wenzelm@62849
  1255
  Outer_Syntax.command @{command_keyword find_theorems}
wenzelm@62849
  1256
    "find theorems meeting specified criteria"
wenzelm@62849
  1257
    (options -- Find_Theorems.query_parser >> (fn ((opt_lim, rem_dups), spec) =>
wenzelm@62849
  1258
      Toplevel.keep (fn st =>
wenzelm@62849
  1259
        Pretty.writeln
wenzelm@62849
  1260
          (Find_Theorems.pretty_theorems (Find_Theorems.proof_state st) opt_lim rem_dups spec))));
wenzelm@62849
  1261
wenzelm@62856
  1262
in end\<close>
wenzelm@62849
  1263
wenzelm@62849
  1264
wenzelm@62856
  1265
subsection \<open>Code generation\<close>
wenzelm@62849
  1266
wenzelm@62856
  1267
ML \<open>
wenzelm@62856
  1268
local
wenzelm@62856
  1269
wenzelm@62856
  1270
val _ =
wenzelm@62856
  1271
  Outer_Syntax.command @{command_keyword code_datatype}
wenzelm@62856
  1272
    "define set of code datatype constructors"
wenzelm@62856
  1273
    (Scan.repeat1 Parse.term >> (Toplevel.theory o Code.add_datatype_cmd));
wenzelm@62856
  1274
wenzelm@62856
  1275
in end\<close>
wenzelm@62856
  1276
wenzelm@62856
  1277
wenzelm@62856
  1278
subsection \<open>Extraction of programs from proofs\<close>
wenzelm@62856
  1279
wenzelm@62856
  1280
ML \<open>
wenzelm@62856
  1281
local
wenzelm@62849
  1282
wenzelm@62849
  1283
val parse_vars = Scan.optional (Parse.$$$ "(" |-- Parse.list1 Parse.name --| Parse.$$$ ")") [];
wenzelm@62849
  1284
wenzelm@62849
  1285
val _ =
wenzelm@62849
  1286
  Outer_Syntax.command @{command_keyword realizers}
wenzelm@62849
  1287
    "specify realizers for primitive axioms / theorems, together with correctness proof"
wenzelm@62969
  1288
    (Scan.repeat1 (Parse.name -- parse_vars --| Parse.$$$ ":" -- Parse.string -- Parse.string) >>
wenzelm@62849
  1289
     (fn xs => Toplevel.theory (fn thy => Extraction.add_realizers
wenzelm@62849
  1290
       (map (fn (((a, vs), s1), s2) => (Global_Theory.get_thm thy a, (vs, s1, s2))) xs) thy)));
wenzelm@62849
  1291
wenzelm@62849
  1292
val _ =
wenzelm@62849
  1293
  Outer_Syntax.command @{command_keyword realizability}
wenzelm@62849
  1294
    "add equations characterizing realizability"
wenzelm@62849
  1295
    (Scan.repeat1 Parse.string >> (Toplevel.theory o Extraction.add_realizes_eqns));
wenzelm@62849
  1296
wenzelm@62849
  1297
val _ =
wenzelm@62849
  1298
  Outer_Syntax.command @{command_keyword extract_type}
wenzelm@62849
  1299
    "add equations characterizing type of extracted program"
wenzelm@62849
  1300
    (Scan.repeat1 Parse.string >> (Toplevel.theory o Extraction.add_typeof_eqns));
wenzelm@62849
  1301
wenzelm@62849
  1302
val _ =
wenzelm@62849
  1303
  Outer_Syntax.command @{command_keyword extract} "extract terms from proofs"
wenzelm@62969
  1304
    (Scan.repeat1 (Parse.name -- parse_vars) >> (fn xs => Toplevel.theory (fn thy =>
wenzelm@62849
  1305
      Extraction.extract (map (apfst (Global_Theory.get_thm thy)) xs) thy)));
wenzelm@62849
  1306
wenzelm@62856
  1307
in end\<close>
wenzelm@62849
  1308
wenzelm@62849
  1309
wenzelm@62944
  1310
section \<open>Auxiliary lemmas\<close>
wenzelm@20627
  1311
wenzelm@58611
  1312
subsection \<open>Meta-level connectives in assumptions\<close>
wenzelm@15803
  1313
wenzelm@15803
  1314
lemma meta_mp:
wenzelm@58612
  1315
  assumes "PROP P \<Longrightarrow> PROP Q" and "PROP P"
wenzelm@15803
  1316
  shows "PROP Q"
wenzelm@58612
  1317
    by (rule \<open>PROP P \<Longrightarrow> PROP Q\<close> [OF \<open>PROP P\<close>])
wenzelm@15803
  1318
nipkow@23432
  1319
lemmas meta_impE = meta_mp [elim_format]
nipkow@23432
  1320
wenzelm@15803
  1321
lemma meta_spec:
wenzelm@58612
  1322
  assumes "\<And>x. PROP P x"
wenzelm@26958
  1323
  shows "PROP P x"
wenzelm@58612
  1324
    by (rule \<open>\<And>x. PROP P x\<close>)
wenzelm@15803
  1325
wenzelm@15803
  1326
lemmas meta_allE = meta_spec [elim_format]
wenzelm@15803
  1327
wenzelm@26570
  1328
lemma swap_params:
wenzelm@58612
  1329
  "(\<And>x y. PROP P x y) \<equiv> (\<And>y x. PROP P x y)" ..
wenzelm@26570
  1330
wenzelm@18466
  1331
wenzelm@58611
  1332
subsection \<open>Meta-level conjunction\<close>
wenzelm@18466
  1333
wenzelm@18466
  1334
lemma all_conjunction:
wenzelm@58612
  1335
  "(\<And>x. PROP A x &&& PROP B x) \<equiv> ((\<And>x. PROP A x) &&& (\<And>x. PROP B x))"
wenzelm@18466
  1336
proof
wenzelm@58612
  1337
  assume conj: "\<And>x. PROP A x &&& PROP B x"
wenzelm@58612
  1338
  show "(\<And>x. PROP A x) &&& (\<And>x. PROP B x)"
wenzelm@19121
  1339
  proof -
wenzelm@18466
  1340
    fix x
wenzelm@26958
  1341
    from conj show "PROP A x" by (rule conjunctionD1)
wenzelm@26958
  1342
    from conj show "PROP B x" by (rule conjunctionD2)
wenzelm@18466
  1343
  qed
wenzelm@18466
  1344
next
wenzelm@58612
  1345
  assume conj: "(\<And>x. PROP A x) &&& (\<And>x. PROP B x)"
wenzelm@18466
  1346
  fix x
wenzelm@28856
  1347
  show "PROP A x &&& PROP B x"
wenzelm@19121
  1348
  proof -
wenzelm@26958
  1349
    show "PROP A x" by (rule conj [THEN conjunctionD1, rule_format])
wenzelm@26958
  1350
    show "PROP B x" by (rule conj [THEN conjunctionD2, rule_format])
wenzelm@18466
  1351
  qed
wenzelm@18466
  1352
qed
wenzelm@18466
  1353
wenzelm@19121
  1354
lemma imp_conjunction:
wenzelm@58612
  1355
  "(PROP A \<Longrightarrow> PROP B &&& PROP C) \<equiv> ((PROP A \<Longrightarrow> PROP B) &&& (PROP A \<Longrightarrow> PROP C))"
wenzelm@18836
  1356
proof
wenzelm@58612
  1357
  assume conj: "PROP A \<Longrightarrow> PROP B &&& PROP C"
wenzelm@58612
  1358
  show "(PROP A \<Longrightarrow> PROP B) &&& (PROP A \<Longrightarrow> PROP C)"
wenzelm@19121
  1359
  proof -
wenzelm@18466
  1360
    assume "PROP A"
wenzelm@58611
  1361
    from conj [OF \<open>PROP A\<close>] show "PROP B" by (rule conjunctionD1)
wenzelm@58611
  1362
    from conj [OF \<open>PROP A\<close>] show "PROP C" by (rule conjunctionD2)
wenzelm@18466
  1363
  qed
wenzelm@18466
  1364
next
wenzelm@58612
  1365
  assume conj: "(PROP A \<Longrightarrow> PROP B) &&& (PROP A \<Longrightarrow> PROP C)"
wenzelm@18466
  1366
  assume "PROP A"
wenzelm@28856
  1367
  show "PROP B &&& PROP C"
wenzelm@19121
  1368
  proof -
wenzelm@58611
  1369
    from \<open>PROP A\<close> show "PROP B" by (rule conj [THEN conjunctionD1])
wenzelm@58611
  1370
    from \<open>PROP A\<close> show "PROP C" by (rule conj [THEN conjunctionD2])
wenzelm@18466
  1371
  qed
wenzelm@18466
  1372
qed
wenzelm@18466
  1373
wenzelm@18466
  1374
lemma conjunction_imp:
wenzelm@58612
  1375
  "(PROP A &&& PROP B \<Longrightarrow> PROP C) \<equiv> (PROP A \<Longrightarrow> PROP B \<Longrightarrow> PROP C)"
wenzelm@18466
  1376
proof
wenzelm@58612
  1377
  assume r: "PROP A &&& PROP B \<Longrightarrow> PROP C"
wenzelm@22933
  1378
  assume ab: "PROP A" "PROP B"
wenzelm@22933
  1379
  show "PROP C"
wenzelm@22933
  1380
  proof (rule r)
wenzelm@28856
  1381
    from ab show "PROP A &&& PROP B" .
wenzelm@22933
  1382
  qed
wenzelm@18466
  1383
next
wenzelm@58612
  1384
  assume r: "PROP A \<Longrightarrow> PROP B \<Longrightarrow> PROP C"
wenzelm@28856
  1385
  assume conj: "PROP A &&& PROP B"
wenzelm@18466
  1386
  show "PROP C"
wenzelm@18466
  1387
  proof (rule r)
wenzelm@19121
  1388
    from conj show "PROP A" by (rule conjunctionD1)
wenzelm@19121
  1389
    from conj show "PROP B" by (rule conjunctionD2)
wenzelm@18466
  1390
  qed
wenzelm@18466
  1391
qed
wenzelm@18466
  1392
wenzelm@48638
  1393
end