src/Pure/Pure.thy
author wenzelm
Sun Feb 25 19:30:55 2018 +0100 (18 months ago)
changeset 67724 63e305429f8a
parent 67450 b0ae74b86ef3
child 67740 b6ce18784872
permissions -rw-r--r--
tuned;
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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>" "\<leftharpoondown>" "\<rightharpoonup>" "\<rightleftharpoons>"
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    "\<subseteq>" "]" "attach" "binder" "in" "infix" "infixl" "infixr" "is" "open" "output"
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    "overloaded" "pervasive" "premises" "structure" "unchecked"
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  and "private" "qualified" :: before_command
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  and "assumes" "constrains" "defines" "fixes" "for" "if" "includes" "notes" "replaces" "rewrites"
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    "obtains" "shows" "when" "where" "|" :: quasi_command
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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" "alias" "type_alias" "lemmas" "declare"
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    "hide_class" "hide_type" "hide_const" "hide_fact" :: thy_decl
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  and "external_file" "bibtex_file" :: thy_load
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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_block
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  and "unbundle" :: 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"
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  and "show" :: prf_asm_goal % "proof"
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  and "thus" :: prf_asm_goal % "proof"
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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" :: 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 "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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abbrevs "===>" = "===>"  (*prevent replacement of very long arrows*)
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  and "--->" = "\<midarrow>\<rightarrow>"
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  and "hence" "thus" "default_sort" "simproc_setup" "apply_end" "realizers" "realizability" = ""
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  and "hence" = "then have"
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  and "thus" = "then show"
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begin
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section \<open>Isar commands\<close>
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subsection \<open>Other files\<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>\<open>external_file\<close> "formal dependency on external file"
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      (Parse.position Parse.path >> (fn path => Toplevel.keep (fn st =>
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        let
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          val ctxt = Toplevel.context_of st;
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          val thy = Toplevel.theory_of st;
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          val _ = Resources.check_path ctxt (Resources.master_directory thy) path;
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        in () end)));
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  val _ =
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    Outer_Syntax.command \<^command_keyword>\<open>bibtex_file\<close> "check bibtex database file in Prover IDE"
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      (Scan.ahead Parse.not_eof -- Parse.position Parse.path >> (fn (tok, path) =>
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        Toplevel.keep (fn st =>
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          let
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            val ctxt = Toplevel.context_of st;
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            val thy = Toplevel.theory_of st;
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            val _ = Resources.check_path ctxt (Resources.master_directory thy) path;
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            val _ =
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              (case Token.get_files tok of
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                [Exn.Res {lines, pos, ...}] => Bibtex.check_database_output pos (cat_lines lines)
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              | _ => ());
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          in () end)));
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in end\<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>\<open>;\<close>;
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val _ =
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  Outer_Syntax.command \<^command_keyword>\<open>ML_file\<close> "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>\<open>ML_file_debug\<close>
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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>\<open>ML_file_no_debug\<close>
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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>\<open>SML_file\<close> "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>\<open>SML_file_debug\<close>
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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>\<open>SML_file_no_debug\<close>
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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>\<open>SML_export\<close> "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>\<open>SML_import\<close> "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>\<open>ML_prf\<close> "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>\<open>ML_val\<close> "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>\<open>ML_command\<close> "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>\<open>setup\<close> "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>\<open>local_setup\<close> "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>\<open>oracle\<close> "declare oracle"
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    (Parse.range Parse.name -- (\<^keyword>\<open>=\<close> |-- 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>\<open>attribute_setup\<close> "define attribute in ML"
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    (Parse.position Parse.name --
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        Parse.!!! (\<^keyword>\<open>=\<close> |-- 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>\<open>method_setup\<close> "define proof method in ML"
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    (Parse.position Parse.name --
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        Parse.!!! (\<^keyword>\<open>=\<close> |-- 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>\<open>declaration\<close> "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>\<open>syntax_declaration\<close> "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>\<open>simproc_setup\<close> "define simproc in ML"
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    (Parse.position Parse.name --
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      (\<^keyword>\<open>(\<close> |-- Parse.enum1 "|" Parse.term --| \<^keyword>\<open>)\<close> --| \<^keyword>\<open>=\<close>) --
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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>\<open>default_sort\<close>
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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>\<open>typedecl\<close> "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>\<open>type_synonym\<close> "declare type abbreviation"
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    (Parse.type_args -- Parse.binding --
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      (\<^keyword>\<open>=\<close> |-- 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>\<open>judgment\<close> "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>\<open>consts\<close> "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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   294
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   295
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   296
subsubsection \<open>Syntax and translations\<close>
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   297
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   298
ML \<open>
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   299
local
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   300
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   301
val _ =
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   302
  Outer_Syntax.command \<^command_keyword>\<open>nonterminal\<close>
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   303
    "declare syntactic type constructors (grammar nonterminal symbols)"
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   304
    (Parse.and_list1 Parse.binding >> (Toplevel.theory o Sign.add_nonterminals_global));
wenzelm@62856
   305
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   306
val _ =
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   307
  Outer_Syntax.command \<^command_keyword>\<open>syntax\<close> "add raw syntax clauses"
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   308
    (Parse.syntax_mode -- Scan.repeat1 Parse.const_decl
wenzelm@62856
   309
      >> (Toplevel.theory o uncurry Sign.add_syntax_cmd));
wenzelm@62856
   310
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   311
val _ =
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   312
  Outer_Syntax.command \<^command_keyword>\<open>no_syntax\<close> "delete raw syntax clauses"
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   313
    (Parse.syntax_mode -- Scan.repeat1 Parse.const_decl
wenzelm@62856
   314
      >> (Toplevel.theory o uncurry Sign.del_syntax_cmd));
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   315
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   316
val trans_pat =
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   317
  Scan.optional
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   318
    (\<^keyword>\<open>(\<close> |-- Parse.!!! (Parse.inner_syntax Parse.name --| \<^keyword>\<open>)\<close>)) "logic"
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   319
    -- Parse.inner_syntax Parse.string;
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   320
wenzelm@62856
   321
fun trans_arrow toks =
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   322
  ((\<^keyword>\<open>\<rightharpoonup>\<close> || \<^keyword>\<open>=>\<close>) >> K Syntax.Parse_Rule ||
wenzelm@67147
   323
    (\<^keyword>\<open>\<leftharpoondown>\<close> || \<^keyword>\<open><=\<close>) >> K Syntax.Print_Rule ||
wenzelm@67147
   324
    (\<^keyword>\<open>\<rightleftharpoons>\<close> || \<^keyword>\<open>==\<close>) >> K Syntax.Parse_Print_Rule) toks;
wenzelm@62856
   325
wenzelm@62856
   326
val trans_line =
wenzelm@62856
   327
  trans_pat -- Parse.!!! (trans_arrow -- trans_pat)
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   328
    >> (fn (left, (arr, right)) => arr (left, right));
wenzelm@62856
   329
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   330
val _ =
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   331
  Outer_Syntax.command \<^command_keyword>\<open>translations\<close> "add syntax translation rules"
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   332
    (Scan.repeat1 trans_line >> (Toplevel.theory o Isar_Cmd.translations));
wenzelm@62856
   333
wenzelm@62856
   334
val _ =
wenzelm@67147
   335
  Outer_Syntax.command \<^command_keyword>\<open>no_translations\<close> "delete syntax translation rules"
wenzelm@62856
   336
    (Scan.repeat1 trans_line >> (Toplevel.theory o Isar_Cmd.no_translations));
wenzelm@62856
   337
wenzelm@62856
   338
in end\<close>
wenzelm@62856
   339
wenzelm@62856
   340
wenzelm@62856
   341
subsubsection \<open>Translation functions\<close>
wenzelm@62856
   342
wenzelm@62856
   343
ML \<open>
wenzelm@62856
   344
local
wenzelm@62849
   345
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   346
val _ =
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   347
  Outer_Syntax.command \<^command_keyword>\<open>parse_ast_translation\<close>
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   348
    "install parse ast translation functions"
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   349
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.parse_ast_translation));
wenzelm@62849
   350
wenzelm@62849
   351
val _ =
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   352
  Outer_Syntax.command \<^command_keyword>\<open>parse_translation\<close>
wenzelm@62849
   353
    "install parse translation functions"
wenzelm@62849
   354
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.parse_translation));
wenzelm@62849
   355
wenzelm@62849
   356
val _ =
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   357
  Outer_Syntax.command \<^command_keyword>\<open>print_translation\<close>
wenzelm@62849
   358
    "install print translation functions"
wenzelm@62849
   359
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.print_translation));
wenzelm@62849
   360
wenzelm@62849
   361
val _ =
wenzelm@67147
   362
  Outer_Syntax.command \<^command_keyword>\<open>typed_print_translation\<close>
wenzelm@62849
   363
    "install typed print translation functions"
wenzelm@62849
   364
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.typed_print_translation));
wenzelm@62849
   365
wenzelm@62849
   366
val _ =
wenzelm@67147
   367
  Outer_Syntax.command \<^command_keyword>\<open>print_ast_translation\<close>
wenzelm@62849
   368
    "install print ast translation functions"
wenzelm@62849
   369
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.print_ast_translation));
wenzelm@62849
   370
wenzelm@62856
   371
in end\<close>
wenzelm@62849
   372
wenzelm@62856
   373
wenzelm@62856
   374
subsubsection \<open>Specifications\<close>
wenzelm@62856
   375
wenzelm@62856
   376
ML \<open>
wenzelm@62856
   377
local
wenzelm@62856
   378
wenzelm@62856
   379
val _ =
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   380
  Outer_Syntax.local_theory' \<^command_keyword>\<open>definition\<close> "constant definition"
wenzelm@63180
   381
    (Scan.option Parse_Spec.constdecl -- (Parse_Spec.opt_thm_name ":" -- Parse.prop) --
wenzelm@63180
   382
      Parse_Spec.if_assumes -- Parse.for_fixes >> (fn (((decl, spec), prems), params) =>
wenzelm@63180
   383
        #2 oo Specification.definition_cmd decl params prems spec));
wenzelm@62856
   384
wenzelm@62856
   385
val _ =
wenzelm@67147
   386
  Outer_Syntax.local_theory' \<^command_keyword>\<open>abbreviation\<close> "constant abbreviation"
wenzelm@63180
   387
    (Parse.syntax_mode -- Scan.option Parse_Spec.constdecl -- Parse.prop -- Parse.for_fixes
wenzelm@63180
   388
      >> (fn (((mode, decl), spec), params) => Specification.abbreviation_cmd mode decl params spec));
wenzelm@62856
   389
wenzelm@63178
   390
val axiomatization =
wenzelm@63178
   391
  Parse.and_list1 (Parse_Spec.thm_name ":" -- Parse.prop) --
wenzelm@63178
   392
  Parse_Spec.if_assumes -- Parse.for_fixes >> (fn ((a, b), c) => (c, b, a));
wenzelm@63178
   393
wenzelm@62856
   394
val _ =
wenzelm@67147
   395
  Outer_Syntax.command \<^command_keyword>\<open>axiomatization\<close> "axiomatic constant specification"
wenzelm@63285
   396
    (Scan.optional Parse.vars [] --
wenzelm@63178
   397
      Scan.optional (Parse.where_ |-- Parse.!!! axiomatization) ([], [], [])
wenzelm@63178
   398
      >> (fn (a, (b, c, d)) => Toplevel.theory (#2 o Specification.axiomatization_cmd a b c d)));
wenzelm@62856
   399
wenzelm@66248
   400
val _ =
wenzelm@67147
   401
  Outer_Syntax.local_theory \<^command_keyword>\<open>alias\<close> "name-space alias for constant"
wenzelm@67147
   402
    (Parse.binding -- (Parse.!!! \<^keyword>\<open>=\<close> |-- Parse.position Parse.name)
wenzelm@66248
   403
      >> Specification.alias_cmd);
wenzelm@66248
   404
wenzelm@66248
   405
val _ =
wenzelm@67147
   406
  Outer_Syntax.local_theory \<^command_keyword>\<open>type_alias\<close> "name-space alias for type constructor"
wenzelm@67147
   407
    (Parse.binding -- (Parse.!!! \<^keyword>\<open>=\<close> |-- Parse.position Parse.name)
wenzelm@66248
   408
      >> Specification.type_alias_cmd);
wenzelm@66248
   409
wenzelm@62856
   410
in end\<close>
wenzelm@62856
   411
wenzelm@62856
   412
wenzelm@62856
   413
subsubsection \<open>Notation\<close>
wenzelm@62856
   414
wenzelm@62856
   415
ML \<open>
wenzelm@62856
   416
local
wenzelm@62856
   417
wenzelm@62856
   418
val _ =
wenzelm@67147
   419
  Outer_Syntax.local_theory \<^command_keyword>\<open>type_notation\<close>
wenzelm@62856
   420
    "add concrete syntax for type constructors"
wenzelm@62856
   421
    (Parse.syntax_mode -- Parse.and_list1 (Parse.type_const -- Parse.mixfix)
wenzelm@62856
   422
      >> (fn (mode, args) => Specification.type_notation_cmd true mode args));
wenzelm@62856
   423
wenzelm@62856
   424
val _ =
wenzelm@67147
   425
  Outer_Syntax.local_theory \<^command_keyword>\<open>no_type_notation\<close>
wenzelm@62856
   426
    "delete concrete syntax for type constructors"
wenzelm@62856
   427
    (Parse.syntax_mode -- Parse.and_list1 (Parse.type_const -- Parse.mixfix)
wenzelm@62856
   428
      >> (fn (mode, args) => Specification.type_notation_cmd false mode args));
wenzelm@62856
   429
wenzelm@62856
   430
val _ =
wenzelm@67147
   431
  Outer_Syntax.local_theory \<^command_keyword>\<open>notation\<close>
wenzelm@62856
   432
    "add concrete syntax for constants / fixed variables"
wenzelm@62856
   433
    (Parse.syntax_mode -- Parse.and_list1 (Parse.const -- Parse.mixfix)
wenzelm@62856
   434
      >> (fn (mode, args) => Specification.notation_cmd true mode args));
wenzelm@62849
   435
wenzelm@62849
   436
val _ =
wenzelm@67147
   437
  Outer_Syntax.local_theory \<^command_keyword>\<open>no_notation\<close>
wenzelm@62856
   438
    "delete concrete syntax for constants / fixed variables"
wenzelm@62856
   439
    (Parse.syntax_mode -- Parse.and_list1 (Parse.const -- Parse.mixfix)
wenzelm@62856
   440
      >> (fn (mode, args) => Specification.notation_cmd false mode args));
wenzelm@62856
   441
wenzelm@62856
   442
in end\<close>
wenzelm@62856
   443
wenzelm@62856
   444
wenzelm@62856
   445
subsubsection \<open>Theorems\<close>
wenzelm@62856
   446
wenzelm@62856
   447
ML \<open>
wenzelm@62856
   448
local
wenzelm@62856
   449
wenzelm@63094
   450
val long_keyword =
wenzelm@63094
   451
  Parse_Spec.includes >> K "" ||
wenzelm@63094
   452
  Parse_Spec.long_statement_keyword;
wenzelm@63094
   453
wenzelm@63094
   454
val long_statement =
wenzelm@63352
   455
  Scan.optional (Parse_Spec.opt_thm_name ":" --| Scan.ahead long_keyword) Binding.empty_atts --
wenzelm@63094
   456
  Scan.optional Parse_Spec.includes [] -- Parse_Spec.long_statement
wenzelm@63094
   457
    >> (fn ((binding, includes), (elems, concl)) => (true, binding, includes, elems, concl));
wenzelm@63094
   458
wenzelm@63094
   459
val short_statement =
wenzelm@63094
   460
  Parse_Spec.statement -- Parse_Spec.if_statement -- Parse.for_fixes
wenzelm@63094
   461
    >> (fn ((shows, assumes), fixes) =>
wenzelm@63352
   462
      (false, Binding.empty_atts, [], [Element.Fixes fixes, Element.Assumes assumes],
wenzelm@63094
   463
        Element.Shows shows));
wenzelm@63094
   464
wenzelm@63094
   465
fun theorem spec schematic descr =
wenzelm@63094
   466
  Outer_Syntax.local_theory_to_proof' spec ("state " ^ descr)
wenzelm@63094
   467
    ((long_statement || short_statement) >> (fn (long, binding, includes, elems, concl) =>
wenzelm@63094
   468
      ((if schematic then Specification.schematic_theorem_cmd else Specification.theorem_cmd)
wenzelm@63094
   469
        long Thm.theoremK NONE (K I) binding includes elems concl)));
wenzelm@63094
   470
wenzelm@67147
   471
val _ = theorem \<^command_keyword>\<open>theorem\<close> false "theorem";
wenzelm@67147
   472
val _ = theorem \<^command_keyword>\<open>lemma\<close> false "lemma";
wenzelm@67147
   473
val _ = theorem \<^command_keyword>\<open>corollary\<close> false "corollary";
wenzelm@67147
   474
val _ = theorem \<^command_keyword>\<open>proposition\<close> false "proposition";
wenzelm@67147
   475
val _ = theorem \<^command_keyword>\<open>schematic_goal\<close> true "schematic goal";
wenzelm@63094
   476
wenzelm@63094
   477
in end\<close>
wenzelm@63094
   478
wenzelm@63094
   479
ML \<open>
wenzelm@63094
   480
local
wenzelm@63094
   481
wenzelm@62856
   482
val _ =
wenzelm@67147
   483
  Outer_Syntax.local_theory' \<^command_keyword>\<open>lemmas\<close> "define theorems"
wenzelm@62856
   484
    (Parse_Spec.name_facts -- Parse.for_fixes >>
wenzelm@62856
   485
      (fn (facts, fixes) => #2 oo Specification.theorems_cmd Thm.theoremK facts fixes));
wenzelm@62856
   486
wenzelm@62856
   487
val _ =
wenzelm@67147
   488
  Outer_Syntax.local_theory' \<^command_keyword>\<open>declare\<close> "declare theorems"
wenzelm@62969
   489
    (Parse.and_list1 Parse.thms1 -- Parse.for_fixes
wenzelm@62856
   490
      >> (fn (facts, fixes) =>
wenzelm@63352
   491
          #2 oo Specification.theorems_cmd "" [(Binding.empty_atts, flat facts)] fixes));
wenzelm@62856
   492
wenzelm@62856
   493
val _ =
wenzelm@67147
   494
  Outer_Syntax.local_theory \<^command_keyword>\<open>named_theorems\<close>
wenzelm@62856
   495
    "declare named collection of theorems"
wenzelm@62856
   496
    (Parse.and_list1 (Parse.binding -- Scan.optional Parse.text "") >>
wenzelm@62856
   497
      fold (fn (b, descr) => snd o Named_Theorems.declare b descr));
wenzelm@62856
   498
wenzelm@62856
   499
in end\<close>
wenzelm@62849
   500
wenzelm@62849
   501
wenzelm@62856
   502
subsubsection \<open>Hide names\<close>
wenzelm@62856
   503
wenzelm@62856
   504
ML \<open>
wenzelm@62856
   505
local
wenzelm@62856
   506
wenzelm@62856
   507
fun hide_names command_keyword what hide parse prep =
wenzelm@62856
   508
  Outer_Syntax.command command_keyword ("hide " ^ what ^ " from name space")
wenzelm@62856
   509
    ((Parse.opt_keyword "open" >> not) -- Scan.repeat1 parse >> (fn (fully, args) =>
wenzelm@62856
   510
      (Toplevel.theory (fn thy =>
wenzelm@62856
   511
        let val ctxt = Proof_Context.init_global thy
wenzelm@62856
   512
        in fold (hide fully o prep ctxt) args thy end))));
wenzelm@62856
   513
wenzelm@62856
   514
val _ =
wenzelm@67147
   515
  hide_names \<^command_keyword>\<open>hide_class\<close> "classes" Sign.hide_class Parse.class
wenzelm@62856
   516
    Proof_Context.read_class;
wenzelm@62856
   517
wenzelm@62856
   518
val _ =
wenzelm@67147
   519
  hide_names \<^command_keyword>\<open>hide_type\<close> "types" Sign.hide_type Parse.type_const
wenzelm@62856
   520
    ((#1 o dest_Type) oo Proof_Context.read_type_name {proper = true, strict = false});
wenzelm@62856
   521
wenzelm@62856
   522
val _ =
wenzelm@67147
   523
  hide_names \<^command_keyword>\<open>hide_const\<close> "consts" Sign.hide_const Parse.const
wenzelm@62856
   524
    ((#1 o dest_Const) oo Proof_Context.read_const {proper = true, strict = false});
wenzelm@62856
   525
wenzelm@62856
   526
val _ =
wenzelm@67147
   527
  hide_names \<^command_keyword>\<open>hide_fact\<close> "facts" Global_Theory.hide_fact
wenzelm@62969
   528
    (Parse.position Parse.name) (Global_Theory.check_fact o Proof_Context.theory_of);
wenzelm@62856
   529
wenzelm@62856
   530
in end\<close>
wenzelm@62856
   531
wenzelm@62856
   532
wenzelm@62856
   533
subsection \<open>Bundled declarations\<close>
wenzelm@62856
   534
wenzelm@62856
   535
ML \<open>
wenzelm@62856
   536
local
wenzelm@62849
   537
wenzelm@62849
   538
val _ =
wenzelm@67147
   539
  Outer_Syntax.maybe_begin_local_theory \<^command_keyword>\<open>bundle\<close>
wenzelm@63273
   540
    "define bundle of declarations"
wenzelm@67147
   541
    ((Parse.binding --| \<^keyword>\<open>=\<close>) -- Parse.thms1 -- Parse.for_fixes
wenzelm@63273
   542
      >> (uncurry Bundle.bundle_cmd))
wenzelm@63273
   543
    (Parse.binding --| Parse.begin >> Bundle.init);
wenzelm@63270
   544
wenzelm@63270
   545
val _ =
wenzelm@67147
   546
  Outer_Syntax.local_theory \<^command_keyword>\<open>unbundle\<close>
wenzelm@63282
   547
    "activate declarations from bundle in local theory"
wenzelm@63282
   548
    (Scan.repeat1 (Parse.position Parse.name) >> Bundle.unbundle_cmd);
wenzelm@63282
   549
wenzelm@63282
   550
val _ =
wenzelm@67147
   551
  Outer_Syntax.command \<^command_keyword>\<open>include\<close>
wenzelm@63282
   552
    "activate declarations from bundle in proof body"
wenzelm@62969
   553
    (Scan.repeat1 (Parse.position Parse.name) >> (Toplevel.proof o Bundle.include_cmd));
wenzelm@62849
   554
wenzelm@62849
   555
val _ =
wenzelm@67147
   556
  Outer_Syntax.command \<^command_keyword>\<open>including\<close>
wenzelm@63282
   557
    "activate declarations from bundle in goal refinement"
wenzelm@62969
   558
    (Scan.repeat1 (Parse.position Parse.name) >> (Toplevel.proof o Bundle.including_cmd));
wenzelm@62849
   559
wenzelm@62849
   560
val _ =
wenzelm@67147
   561
  Outer_Syntax.command \<^command_keyword>\<open>print_bundles\<close>
wenzelm@62849
   562
    "print bundles of declarations"
wenzelm@62849
   563
    (Parse.opt_bang >> (fn b => Toplevel.keep (Bundle.print_bundles b o Toplevel.context_of)));
wenzelm@62849
   564
wenzelm@62856
   565
in end\<close>
wenzelm@62849
   566
wenzelm@62856
   567
wenzelm@62856
   568
subsection \<open>Local theory specifications\<close>
wenzelm@62856
   569
wenzelm@62856
   570
subsubsection \<open>Specification context\<close>
wenzelm@62856
   571
wenzelm@62856
   572
ML \<open>
wenzelm@62856
   573
local
wenzelm@62849
   574
wenzelm@62849
   575
val _ =
wenzelm@67147
   576
  Outer_Syntax.command \<^command_keyword>\<open>context\<close> "begin local theory context"
wenzelm@62969
   577
    ((Parse.position Parse.name >> (fn name =>
wenzelm@62849
   578
        Toplevel.begin_local_theory true (Named_Target.begin name)) ||
wenzelm@62849
   579
      Scan.optional Parse_Spec.includes [] -- Scan.repeat Parse_Spec.context_element
wenzelm@62849
   580
        >> (fn (incls, elems) => Toplevel.open_target (#2 o Bundle.context_cmd incls elems)))
wenzelm@62849
   581
      --| Parse.begin);
wenzelm@62849
   582
wenzelm@62856
   583
val _ =
wenzelm@67147
   584
  Outer_Syntax.command \<^command_keyword>\<open>end\<close> "end context"
wenzelm@62856
   585
    (Scan.succeed
wenzelm@62856
   586
      (Toplevel.exit o Toplevel.end_local_theory o Toplevel.close_target o
wenzelm@62856
   587
        Toplevel.end_proof (K Proof.end_notepad)));
wenzelm@62849
   588
wenzelm@62856
   589
in end\<close>
wenzelm@62856
   590
wenzelm@62856
   591
wenzelm@62856
   592
subsubsection \<open>Locales and interpretation\<close>
wenzelm@62856
   593
wenzelm@62856
   594
ML \<open>
wenzelm@62856
   595
local
wenzelm@62849
   596
wenzelm@62849
   597
val locale_val =
wenzelm@62849
   598
  Parse_Spec.locale_expression --
wenzelm@67147
   599
    Scan.optional (\<^keyword>\<open>+\<close> |-- Parse.!!! (Scan.repeat1 Parse_Spec.context_element)) [] ||
wenzelm@62849
   600
  Scan.repeat1 Parse_Spec.context_element >> pair ([], []);
wenzelm@62849
   601
wenzelm@62849
   602
val _ =
wenzelm@67147
   603
  Outer_Syntax.command \<^command_keyword>\<open>locale\<close> "define named specification context"
wenzelm@62849
   604
    (Parse.binding --
wenzelm@67147
   605
      Scan.optional (\<^keyword>\<open>=\<close> |-- Parse.!!! locale_val) (([], []), []) -- Parse.opt_begin
wenzelm@62849
   606
      >> (fn ((name, (expr, elems)), begin) =>
wenzelm@62849
   607
          Toplevel.begin_local_theory begin
wenzelm@62849
   608
            (Expression.add_locale_cmd name Binding.empty expr elems #> snd)));
wenzelm@62849
   609
wenzelm@62849
   610
val _ =
wenzelm@67147
   611
  Outer_Syntax.command \<^command_keyword>\<open>experiment\<close> "open private specification context"
wenzelm@62849
   612
    (Scan.repeat Parse_Spec.context_element --| Parse.begin
wenzelm@62849
   613
      >> (fn elems =>
wenzelm@62849
   614
          Toplevel.begin_local_theory true (Experiment.experiment_cmd elems #> snd)));
wenzelm@62849
   615
wenzelm@62849
   616
val interpretation_args =
wenzelm@62849
   617
  Parse.!!! Parse_Spec.locale_expression --
wenzelm@62849
   618
    Scan.optional
wenzelm@67147
   619
      (\<^keyword>\<open>rewrites\<close> |-- Parse.and_list1 (Parse_Spec.opt_thm_name ":" -- Parse.prop)) [];
wenzelm@62849
   620
wenzelm@62849
   621
val _ =
wenzelm@67147
   622
  Outer_Syntax.command \<^command_keyword>\<open>interpret\<close>
wenzelm@62849
   623
    "prove interpretation of locale expression in proof context"
wenzelm@62849
   624
    (interpretation_args >> (fn (expr, equations) =>
wenzelm@62849
   625
      Toplevel.proof (Interpretation.interpret_cmd expr equations)));
wenzelm@62849
   626
wenzelm@62849
   627
val interpretation_args_with_defs =
wenzelm@62849
   628
  Parse.!!! Parse_Spec.locale_expression --
wenzelm@67147
   629
    (Scan.optional (\<^keyword>\<open>defines\<close> |-- Parse.and_list1 (Parse_Spec.opt_thm_name ":"
wenzelm@67147
   630
      -- ((Parse.binding -- Parse.opt_mixfix') --| \<^keyword>\<open>=\<close> -- Parse.term))) [] --
wenzelm@62849
   631
    Scan.optional
wenzelm@67147
   632
      (\<^keyword>\<open>rewrites\<close> |-- Parse.and_list1 (Parse_Spec.opt_thm_name ":" -- Parse.prop)) []);
wenzelm@62849
   633
wenzelm@62849
   634
val _ =
wenzelm@67147
   635
  Outer_Syntax.local_theory_to_proof \<^command_keyword>\<open>global_interpretation\<close>
wenzelm@62849
   636
    "prove interpretation of locale expression into global theory"
wenzelm@62856
   637
    (interpretation_args_with_defs >> (fn (expr, (defs, equations)) =>
wenzelm@62856
   638
      Interpretation.global_interpretation_cmd expr defs equations));
wenzelm@62849
   639
wenzelm@62849
   640
val _ =
wenzelm@67147
   641
  Outer_Syntax.command \<^command_keyword>\<open>sublocale\<close>
wenzelm@62849
   642
    "prove sublocale relation between a locale and a locale expression"
wenzelm@67147
   643
    ((Parse.position Parse.name --| (\<^keyword>\<open>\<subseteq>\<close> || \<^keyword>\<open><\<close>) --
wenzelm@62849
   644
      interpretation_args_with_defs >> (fn (loc, (expr, (defs, equations))) =>
wenzelm@62849
   645
        Toplevel.theory_to_proof (Interpretation.global_sublocale_cmd loc expr defs equations)))
wenzelm@62849
   646
    || interpretation_args_with_defs >> (fn (expr, (defs, equations)) =>
wenzelm@62849
   647
        Toplevel.local_theory_to_proof NONE NONE (Interpretation.sublocale_cmd expr defs equations)));
wenzelm@62849
   648
wenzelm@62849
   649
val _ =
wenzelm@67147
   650
  Outer_Syntax.command \<^command_keyword>\<open>interpretation\<close>
wenzelm@62849
   651
    "prove interpretation of locale expression in local theory or into global theory"
wenzelm@62849
   652
    (interpretation_args >> (fn (expr, equations) =>
wenzelm@62856
   653
      Toplevel.local_theory_to_proof NONE NONE
wenzelm@62856
   654
        (Interpretation.isar_interpretation_cmd expr equations)));
wenzelm@62856
   655
wenzelm@62856
   656
in end\<close>
wenzelm@62849
   657
wenzelm@62849
   658
wenzelm@62856
   659
subsubsection \<open>Type classes\<close>
wenzelm@62849
   660
wenzelm@62856
   661
ML \<open>
wenzelm@62856
   662
local
wenzelm@62849
   663
wenzelm@62849
   664
val class_val =
wenzelm@62849
   665
  Parse_Spec.class_expression --
wenzelm@67147
   666
    Scan.optional (\<^keyword>\<open>+\<close> |-- Parse.!!! (Scan.repeat1 Parse_Spec.context_element)) [] ||
wenzelm@62849
   667
  Scan.repeat1 Parse_Spec.context_element >> pair [];
wenzelm@62849
   668
wenzelm@62849
   669
val _ =
wenzelm@67147
   670
  Outer_Syntax.command \<^command_keyword>\<open>class\<close> "define type class"
wenzelm@67147
   671
   (Parse.binding -- Scan.optional (\<^keyword>\<open>=\<close> |-- class_val) ([], []) -- Parse.opt_begin
wenzelm@62849
   672
    >> (fn ((name, (supclasses, elems)), begin) =>
wenzelm@62849
   673
        Toplevel.begin_local_theory begin
wenzelm@62849
   674
          (Class_Declaration.class_cmd name supclasses elems #> snd)));
wenzelm@62849
   675
wenzelm@62849
   676
val _ =
wenzelm@67147
   677
  Outer_Syntax.local_theory_to_proof \<^command_keyword>\<open>subclass\<close> "prove a subclass relation"
wenzelm@62849
   678
    (Parse.class >> Class_Declaration.subclass_cmd);
wenzelm@62849
   679
wenzelm@62849
   680
val _ =
wenzelm@67147
   681
  Outer_Syntax.command \<^command_keyword>\<open>instantiation\<close> "instantiate and prove type arity"
wenzelm@62849
   682
   (Parse.multi_arity --| Parse.begin
wenzelm@62849
   683
     >> (fn arities => Toplevel.begin_local_theory true (Class.instantiation_cmd arities)));
wenzelm@62849
   684
wenzelm@62849
   685
val _ =
wenzelm@67147
   686
  Outer_Syntax.command \<^command_keyword>\<open>instance\<close> "prove type arity or subclass relation"
wenzelm@62849
   687
  ((Parse.class --
wenzelm@67147
   688
    ((\<^keyword>\<open>\<subseteq>\<close> || \<^keyword>\<open><\<close>) |-- Parse.!!! Parse.class) >> Class.classrel_cmd ||
wenzelm@62849
   689
    Parse.multi_arity >> Class.instance_arity_cmd) >> Toplevel.theory_to_proof ||
wenzelm@62849
   690
    Scan.succeed (Toplevel.local_theory_to_proof NONE NONE (Class.instantiation_instance I)));
wenzelm@62849
   691
wenzelm@62856
   692
in end\<close>
wenzelm@62849
   693
wenzelm@62856
   694
wenzelm@62856
   695
subsubsection \<open>Arbitrary overloading\<close>
wenzelm@62856
   696
wenzelm@62856
   697
ML \<open>
wenzelm@62856
   698
local
wenzelm@62849
   699
wenzelm@62849
   700
val _ =
wenzelm@67147
   701
  Outer_Syntax.command \<^command_keyword>\<open>overloading\<close> "overloaded definitions"
wenzelm@67147
   702
   (Scan.repeat1 (Parse.name --| (\<^keyword>\<open>==\<close> || \<^keyword>\<open>\<equiv>\<close>) -- Parse.term --
wenzelm@67147
   703
      Scan.optional (\<^keyword>\<open>(\<close> |-- (\<^keyword>\<open>unchecked\<close> >> K false) --| \<^keyword>\<open>)\<close>) true
wenzelm@62849
   704
      >> Scan.triple1) --| Parse.begin
wenzelm@62849
   705
   >> (fn operations => Toplevel.begin_local_theory true (Overloading.overloading_cmd operations)));
wenzelm@62849
   706
wenzelm@62856
   707
in end\<close>
wenzelm@62849
   708
wenzelm@62849
   709
wenzelm@62856
   710
subsection \<open>Proof commands\<close>
wenzelm@62849
   711
wenzelm@62856
   712
ML \<open>
wenzelm@62856
   713
local
wenzelm@62849
   714
wenzelm@62849
   715
val _ =
wenzelm@67147
   716
  Outer_Syntax.local_theory_to_proof \<^command_keyword>\<open>notepad\<close> "begin proof context"
wenzelm@62849
   717
    (Parse.begin >> K Proof.begin_notepad);
wenzelm@62849
   718
wenzelm@62856
   719
in end\<close>
wenzelm@62849
   720
wenzelm@62856
   721
wenzelm@62856
   722
subsubsection \<open>Statements\<close>
wenzelm@62856
   723
wenzelm@62856
   724
ML \<open>
wenzelm@62856
   725
local
wenzelm@62849
   726
wenzelm@62849
   727
val structured_statement =
wenzelm@62849
   728
  Parse_Spec.statement -- Parse_Spec.cond_statement -- Parse.for_fixes
wenzelm@62849
   729
    >> (fn ((shows, (strict, assumes)), fixes) => (strict, fixes, assumes, shows));
wenzelm@62849
   730
wenzelm@62849
   731
val _ =
wenzelm@67147
   732
  Outer_Syntax.command \<^command_keyword>\<open>have\<close> "state local goal"
wenzelm@62849
   733
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   734
      Toplevel.proof' (fn int => Proof.have_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   735
wenzelm@62849
   736
val _ =
wenzelm@67147
   737
  Outer_Syntax.command \<^command_keyword>\<open>show\<close> "state local goal, to refine pending subgoals"
wenzelm@62849
   738
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   739
      Toplevel.proof' (fn int => Proof.show_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   740
wenzelm@62849
   741
val _ =
wenzelm@67147
   742
  Outer_Syntax.command \<^command_keyword>\<open>hence\<close> "old-style alias of \"then have\""
wenzelm@62849
   743
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   744
      Toplevel.proof' (fn int => Proof.chain #> Proof.have_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   745
wenzelm@62849
   746
val _ =
wenzelm@67147
   747
  Outer_Syntax.command \<^command_keyword>\<open>thus\<close> "old-style alias of  \"then show\""
wenzelm@62849
   748
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   749
      Toplevel.proof' (fn int => Proof.chain #> Proof.show_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   750
wenzelm@62856
   751
in end\<close>
wenzelm@62849
   752
wenzelm@62856
   753
wenzelm@62856
   754
subsubsection \<open>Local facts\<close>
wenzelm@62856
   755
wenzelm@62856
   756
ML \<open>
wenzelm@62856
   757
local
wenzelm@62849
   758
wenzelm@62969
   759
val facts = Parse.and_list1 Parse.thms1;
wenzelm@62849
   760
wenzelm@62849
   761
val _ =
wenzelm@67147
   762
  Outer_Syntax.command \<^command_keyword>\<open>then\<close> "forward chaining"
wenzelm@62849
   763
    (Scan.succeed (Toplevel.proof Proof.chain));
wenzelm@62849
   764
wenzelm@62849
   765
val _ =
wenzelm@67147
   766
  Outer_Syntax.command \<^command_keyword>\<open>from\<close> "forward chaining from given facts"
wenzelm@62849
   767
    (facts >> (Toplevel.proof o Proof.from_thmss_cmd));
wenzelm@62849
   768
wenzelm@62849
   769
val _ =
wenzelm@67147
   770
  Outer_Syntax.command \<^command_keyword>\<open>with\<close> "forward chaining from given and current facts"
wenzelm@62849
   771
    (facts >> (Toplevel.proof o Proof.with_thmss_cmd));
wenzelm@62849
   772
wenzelm@62849
   773
val _ =
wenzelm@67147
   774
  Outer_Syntax.command \<^command_keyword>\<open>note\<close> "define facts"
wenzelm@62849
   775
    (Parse_Spec.name_facts >> (Toplevel.proof o Proof.note_thmss_cmd));
wenzelm@62849
   776
wenzelm@62849
   777
val _ =
wenzelm@67147
   778
  Outer_Syntax.command \<^command_keyword>\<open>supply\<close> "define facts during goal refinement (unstructured)"
wenzelm@62849
   779
    (Parse_Spec.name_facts >> (Toplevel.proof o Proof.supply_cmd));
wenzelm@62849
   780
wenzelm@62849
   781
val _ =
wenzelm@67147
   782
  Outer_Syntax.command \<^command_keyword>\<open>using\<close> "augment goal facts"
wenzelm@62849
   783
    (facts >> (Toplevel.proof o Proof.using_cmd));
wenzelm@62849
   784
wenzelm@62849
   785
val _ =
wenzelm@67147
   786
  Outer_Syntax.command \<^command_keyword>\<open>unfolding\<close> "unfold definitions in goal and facts"
wenzelm@62849
   787
    (facts >> (Toplevel.proof o Proof.unfolding_cmd));
wenzelm@62849
   788
wenzelm@62856
   789
in end\<close>
wenzelm@62849
   790
wenzelm@62856
   791
wenzelm@62856
   792
subsubsection \<open>Proof context\<close>
wenzelm@62856
   793
wenzelm@62856
   794
ML \<open>
wenzelm@62856
   795
local
wenzelm@62856
   796
wenzelm@62856
   797
val structured_statement =
wenzelm@62856
   798
  Parse_Spec.statement -- Parse_Spec.if_statement' -- Parse.for_fixes
wenzelm@62856
   799
    >> (fn ((shows, assumes), fixes) => (fixes, assumes, shows));
wenzelm@62849
   800
wenzelm@62849
   801
val _ =
wenzelm@67147
   802
  Outer_Syntax.command \<^command_keyword>\<open>fix\<close> "fix local variables (Skolem constants)"
wenzelm@63285
   803
    (Parse.vars >> (Toplevel.proof o Proof.fix_cmd));
wenzelm@62849
   804
wenzelm@62849
   805
val _ =
wenzelm@67147
   806
  Outer_Syntax.command \<^command_keyword>\<open>assume\<close> "assume propositions"
wenzelm@62856
   807
    (structured_statement >> (fn (a, b, c) => Toplevel.proof (Proof.assume_cmd a b c)));
wenzelm@62849
   808
wenzelm@62849
   809
val _ =
wenzelm@67147
   810
  Outer_Syntax.command \<^command_keyword>\<open>presume\<close> "assume propositions, to be established later"
wenzelm@62856
   811
    (structured_statement >> (fn (a, b, c) => Toplevel.proof (Proof.presume_cmd a b c)));
wenzelm@62849
   812
wenzelm@62849
   813
val _ =
wenzelm@67147
   814
  Outer_Syntax.command \<^command_keyword>\<open>define\<close> "local definition (non-polymorphic)"
wenzelm@63285
   815
    ((Parse.vars --| Parse.where_) -- Parse_Spec.statement -- Parse.for_fixes
wenzelm@63039
   816
      >> (fn ((a, b), c) => Toplevel.proof (Proof.define_cmd a c b)));
wenzelm@63039
   817
wenzelm@63039
   818
val _ =
wenzelm@67147
   819
  Outer_Syntax.command \<^command_keyword>\<open>consider\<close> "state cases rule"
wenzelm@62849
   820
    (Parse_Spec.obtains >> (Toplevel.proof' o Obtain.consider_cmd));
wenzelm@62849
   821
wenzelm@62849
   822
val _ =
wenzelm@67147
   823
  Outer_Syntax.command \<^command_keyword>\<open>obtain\<close> "generalized elimination"
wenzelm@63285
   824
    (Parse.parbinding -- Scan.optional (Parse.vars --| Parse.where_) [] -- structured_statement
wenzelm@63059
   825
      >> (fn ((a, b), (c, d, e)) => Toplevel.proof' (Obtain.obtain_cmd a b c d e)));
wenzelm@62849
   826
wenzelm@62849
   827
val _ =
wenzelm@67147
   828
  Outer_Syntax.command \<^command_keyword>\<open>guess\<close> "wild guessing (unstructured)"
wenzelm@63285
   829
    (Scan.optional Parse.vars [] >> (Toplevel.proof' o Obtain.guess_cmd));
wenzelm@62849
   830
wenzelm@62849
   831
val _ =
wenzelm@67147
   832
  Outer_Syntax.command \<^command_keyword>\<open>let\<close> "bind text variables"
wenzelm@67147
   833
    (Parse.and_list1 (Parse.and_list1 Parse.term -- (\<^keyword>\<open>=\<close> |-- Parse.term))
wenzelm@62849
   834
      >> (Toplevel.proof o Proof.let_bind_cmd));
wenzelm@62849
   835
wenzelm@62849
   836
val _ =
wenzelm@67147
   837
  Outer_Syntax.command \<^command_keyword>\<open>write\<close> "add concrete syntax for constants / fixed variables"
wenzelm@62856
   838
    (Parse.syntax_mode -- Parse.and_list1 (Parse.const -- Parse.mixfix)
wenzelm@62849
   839
    >> (fn (mode, args) => Toplevel.proof (Proof.write_cmd mode args)));
wenzelm@62849
   840
wenzelm@62849
   841
val _ =
wenzelm@67147
   842
  Outer_Syntax.command \<^command_keyword>\<open>case\<close> "invoke local context"
wenzelm@62849
   843
    (Parse_Spec.opt_thm_name ":" --
wenzelm@67147
   844
      (\<^keyword>\<open>(\<close> |--
wenzelm@62969
   845
        Parse.!!! (Parse.position Parse.name -- Scan.repeat (Parse.maybe Parse.binding)
wenzelm@67147
   846
          --| \<^keyword>\<open>)\<close>) ||
wenzelm@62969
   847
        Parse.position Parse.name >> rpair []) >> (Toplevel.proof o Proof.case_cmd));
wenzelm@62849
   848
wenzelm@62856
   849
in end\<close>
wenzelm@62849
   850
wenzelm@62856
   851
wenzelm@62856
   852
subsubsection \<open>Proof structure\<close>
wenzelm@62856
   853
wenzelm@62856
   854
ML \<open>
wenzelm@62856
   855
local
wenzelm@62849
   856
wenzelm@62849
   857
val _ =
wenzelm@67147
   858
  Outer_Syntax.command \<^command_keyword>\<open>{\<close> "begin explicit proof block"
wenzelm@62849
   859
    (Scan.succeed (Toplevel.proof Proof.begin_block));
wenzelm@62849
   860
wenzelm@62849
   861
val _ =
wenzelm@67147
   862
  Outer_Syntax.command \<^command_keyword>\<open>}\<close> "end explicit proof block"
wenzelm@62849
   863
    (Scan.succeed (Toplevel.proof Proof.end_block));
wenzelm@62849
   864
wenzelm@62849
   865
val _ =
wenzelm@67147
   866
  Outer_Syntax.command \<^command_keyword>\<open>next\<close> "enter next proof block"
wenzelm@62849
   867
    (Scan.succeed (Toplevel.proof Proof.next_block));
wenzelm@62849
   868
wenzelm@62856
   869
in end\<close>
wenzelm@62849
   870
wenzelm@62856
   871
wenzelm@62856
   872
subsubsection \<open>End proof\<close>
wenzelm@62856
   873
wenzelm@62856
   874
ML \<open>
wenzelm@62856
   875
local
wenzelm@62849
   876
wenzelm@62849
   877
val _ =
wenzelm@67147
   878
  Outer_Syntax.command \<^command_keyword>\<open>qed\<close> "conclude proof"
wenzelm@62849
   879
    (Scan.option Method.parse >> (fn m =>
wenzelm@62849
   880
     (Option.map Method.report m;
wenzelm@62849
   881
      Isar_Cmd.qed m)));
wenzelm@62849
   882
wenzelm@62849
   883
val _ =
wenzelm@67147
   884
  Outer_Syntax.command \<^command_keyword>\<open>by\<close> "terminal backward proof"
wenzelm@62849
   885
    (Method.parse -- Scan.option Method.parse >> (fn (m1, m2) =>
wenzelm@62849
   886
     (Method.report m1;
wenzelm@62849
   887
      Option.map Method.report m2;
wenzelm@62849
   888
      Isar_Cmd.terminal_proof (m1, m2))));
wenzelm@62849
   889
wenzelm@62849
   890
val _ =
wenzelm@67147
   891
  Outer_Syntax.command \<^command_keyword>\<open>..\<close> "default proof"
wenzelm@62849
   892
    (Scan.succeed Isar_Cmd.default_proof);
wenzelm@62849
   893
wenzelm@62849
   894
val _ =
wenzelm@67147
   895
  Outer_Syntax.command \<^command_keyword>\<open>.\<close> "immediate proof"
wenzelm@62849
   896
    (Scan.succeed Isar_Cmd.immediate_proof);
wenzelm@62849
   897
wenzelm@62849
   898
val _ =
wenzelm@67147
   899
  Outer_Syntax.command \<^command_keyword>\<open>done\<close> "done proof"
wenzelm@62849
   900
    (Scan.succeed Isar_Cmd.done_proof);
wenzelm@62849
   901
wenzelm@62849
   902
val _ =
wenzelm@67147
   903
  Outer_Syntax.command \<^command_keyword>\<open>sorry\<close> "skip proof (quick-and-dirty mode only!)"
wenzelm@62849
   904
    (Scan.succeed Isar_Cmd.skip_proof);
wenzelm@62849
   905
wenzelm@62849
   906
val _ =
wenzelm@67147
   907
  Outer_Syntax.command \<^command_keyword>\<open>\<proof>\<close> "dummy proof (quick-and-dirty mode only!)"
wenzelm@62849
   908
    (Scan.succeed Isar_Cmd.skip_proof);
wenzelm@62849
   909
wenzelm@62849
   910
val _ =
wenzelm@67147
   911
  Outer_Syntax.command \<^command_keyword>\<open>oops\<close> "forget proof"
wenzelm@62849
   912
    (Scan.succeed (Toplevel.forget_proof true));
wenzelm@62849
   913
wenzelm@62856
   914
in end\<close>
wenzelm@62849
   915
wenzelm@62856
   916
wenzelm@62856
   917
subsubsection \<open>Proof steps\<close>
wenzelm@62856
   918
wenzelm@62856
   919
ML \<open>
wenzelm@62856
   920
local
wenzelm@62849
   921
wenzelm@62849
   922
val _ =
wenzelm@67147
   923
  Outer_Syntax.command \<^command_keyword>\<open>defer\<close> "shuffle internal proof state"
wenzelm@62849
   924
    (Scan.optional Parse.nat 1 >> (Toplevel.proof o Proof.defer));
wenzelm@62849
   925
wenzelm@62849
   926
val _ =
wenzelm@67147
   927
  Outer_Syntax.command \<^command_keyword>\<open>prefer\<close> "shuffle internal proof state"
wenzelm@62849
   928
    (Parse.nat >> (Toplevel.proof o Proof.prefer));
wenzelm@62849
   929
wenzelm@62849
   930
val _ =
wenzelm@67147
   931
  Outer_Syntax.command \<^command_keyword>\<open>apply\<close> "initial goal refinement step (unstructured)"
wenzelm@62849
   932
    (Method.parse >> (fn m => (Method.report m; Toplevel.proofs (Proof.apply m))));
wenzelm@62849
   933
wenzelm@62849
   934
val _ =
wenzelm@67147
   935
  Outer_Syntax.command \<^command_keyword>\<open>apply_end\<close> "terminal goal refinement step (unstructured)"
wenzelm@62849
   936
    (Method.parse >> (fn m => (Method.report m; Toplevel.proofs (Proof.apply_end m))));
wenzelm@62849
   937
wenzelm@62849
   938
val _ =
wenzelm@67147
   939
  Outer_Syntax.command \<^command_keyword>\<open>proof\<close> "backward proof step"
wenzelm@62849
   940
    (Scan.option Method.parse >> (fn m =>
wenzelm@63513
   941
      (Option.map Method.report m;
wenzelm@63513
   942
       Toplevel.proof (fn state =>
wenzelm@63513
   943
         let
wenzelm@63513
   944
          val state' = state |> Proof.proof m |> Seq.the_result "";
wenzelm@63513
   945
          val _ =
wenzelm@63513
   946
            Output.information
wenzelm@63513
   947
              (Proof_Context.print_cases_proof (Proof.context_of state) (Proof.context_of state'));
wenzelm@63513
   948
        in state' end))))
wenzelm@62849
   949
wenzelm@62856
   950
in end\<close>
wenzelm@62849
   951
wenzelm@62849
   952
wenzelm@62856
   953
subsubsection \<open>Subgoal focus\<close>
wenzelm@62856
   954
wenzelm@62856
   955
ML \<open>
wenzelm@62849
   956
local
wenzelm@62849
   957
wenzelm@62849
   958
val opt_fact_binding =
wenzelm@62849
   959
  Scan.optional (Parse.binding -- Parse.opt_attribs || Parse.attribs >> pair Binding.empty)
wenzelm@63352
   960
    Binding.empty_atts;
wenzelm@62849
   961
wenzelm@62849
   962
val for_params =
wenzelm@62849
   963
  Scan.optional
wenzelm@67147
   964
    (\<^keyword>\<open>for\<close> |--
wenzelm@62849
   965
      Parse.!!! ((Scan.option Parse.dots >> is_some) --
wenzelm@62849
   966
        (Scan.repeat1 (Parse.position (Parse.maybe Parse.name)))))
wenzelm@62849
   967
    (false, []);
wenzelm@62849
   968
wenzelm@62849
   969
val _ =
wenzelm@67147
   970
  Outer_Syntax.command \<^command_keyword>\<open>subgoal\<close>
wenzelm@62849
   971
    "focus on first subgoal within backward refinement"
wenzelm@67147
   972
    (opt_fact_binding -- (Scan.option (\<^keyword>\<open>premises\<close> |-- Parse.!!! opt_fact_binding)) --
wenzelm@62849
   973
      for_params >> (fn ((a, b), c) =>
wenzelm@62849
   974
        Toplevel.proofs (Seq.make_results o Seq.single o #2 o Subgoal.subgoal_cmd a b c)));
wenzelm@62849
   975
wenzelm@62856
   976
in end\<close>
wenzelm@62849
   977
wenzelm@62849
   978
wenzelm@62856
   979
subsubsection \<open>Calculation\<close>
wenzelm@62856
   980
wenzelm@62856
   981
ML \<open>
wenzelm@62856
   982
local
wenzelm@62849
   983
wenzelm@62849
   984
val calculation_args =
wenzelm@67147
   985
  Scan.option (\<^keyword>\<open>(\<close> |-- Parse.!!! ((Parse.thms1 --| \<^keyword>\<open>)\<close>)));
wenzelm@62849
   986
wenzelm@62849
   987
val _ =
wenzelm@67147
   988
  Outer_Syntax.command \<^command_keyword>\<open>also\<close> "combine calculation and current facts"
wenzelm@62849
   989
    (calculation_args >> (Toplevel.proofs' o Calculation.also_cmd));
wenzelm@62849
   990
wenzelm@62849
   991
val _ =
wenzelm@67147
   992
  Outer_Syntax.command \<^command_keyword>\<open>finally\<close>
wenzelm@62849
   993
    "combine calculation and current facts, exhibit result"
wenzelm@62849
   994
    (calculation_args >> (Toplevel.proofs' o Calculation.finally_cmd));
wenzelm@62849
   995
wenzelm@62849
   996
val _ =
wenzelm@67147
   997
  Outer_Syntax.command \<^command_keyword>\<open>moreover\<close> "augment calculation by current facts"
wenzelm@62849
   998
    (Scan.succeed (Toplevel.proof' Calculation.moreover));
wenzelm@62849
   999
wenzelm@62849
  1000
val _ =
wenzelm@67147
  1001
  Outer_Syntax.command \<^command_keyword>\<open>ultimately\<close>
wenzelm@62849
  1002
    "augment calculation by current facts, exhibit result"
wenzelm@62849
  1003
    (Scan.succeed (Toplevel.proof' Calculation.ultimately));
wenzelm@62849
  1004
wenzelm@62849
  1005
val _ =
wenzelm@67147
  1006
  Outer_Syntax.command \<^command_keyword>\<open>print_trans_rules\<close> "print transitivity rules"
wenzelm@62849
  1007
    (Scan.succeed (Toplevel.keep (Calculation.print_rules o Toplevel.context_of)));
wenzelm@62849
  1008
wenzelm@62856
  1009
in end\<close>
wenzelm@62849
  1010
wenzelm@62856
  1011
wenzelm@62856
  1012
subsubsection \<open>Proof navigation\<close>
wenzelm@62856
  1013
wenzelm@62856
  1014
ML \<open>
wenzelm@62856
  1015
local
wenzelm@62849
  1016
wenzelm@62849
  1017
fun report_back () =
wenzelm@64677
  1018
  Output.report [Markup.markup (Markup.bad ()) "Explicit backtracking"];
wenzelm@62849
  1019
wenzelm@62849
  1020
val _ =
wenzelm@67147
  1021
  Outer_Syntax.command \<^command_keyword>\<open>back\<close> "explicit backtracking of proof command"
wenzelm@62849
  1022
    (Scan.succeed
wenzelm@62849
  1023
     (Toplevel.actual_proof (fn prf => (report_back (); Proof_Node.back prf)) o
wenzelm@62849
  1024
      Toplevel.skip_proof report_back));
wenzelm@62849
  1025
wenzelm@62856
  1026
in end\<close>
wenzelm@62849
  1027
wenzelm@62849
  1028
wenzelm@62856
  1029
subsection \<open>Diagnostic commands (for interactive mode only)\<close>
wenzelm@62856
  1030
wenzelm@62856
  1031
ML \<open>
wenzelm@62856
  1032
local
wenzelm@62849
  1033
wenzelm@62849
  1034
val opt_modes =
wenzelm@67147
  1035
  Scan.optional (\<^keyword>\<open>(\<close> |-- Parse.!!! (Scan.repeat1 Parse.name --| \<^keyword>\<open>)\<close>)) [];
wenzelm@62849
  1036
wenzelm@62849
  1037
val _ =
wenzelm@67147
  1038
  Outer_Syntax.command \<^command_keyword>\<open>help\<close>
wenzelm@62849
  1039
    "retrieve outer syntax commands according to name patterns"
wenzelm@62849
  1040
    (Scan.repeat Parse.name >>
wenzelm@62849
  1041
      (fn pats => Toplevel.keep (fn st => Outer_Syntax.help (Toplevel.theory_of st) pats)));
wenzelm@62849
  1042
wenzelm@62849
  1043
val _ =
wenzelm@67147
  1044
  Outer_Syntax.command \<^command_keyword>\<open>print_commands\<close> "print outer syntax commands"
wenzelm@62849
  1045
    (Scan.succeed (Toplevel.keep (Outer_Syntax.print_commands o Toplevel.theory_of)));
wenzelm@62849
  1046
wenzelm@62849
  1047
val _ =
wenzelm@67147
  1048
  Outer_Syntax.command \<^command_keyword>\<open>print_options\<close> "print configuration options"
wenzelm@62849
  1049
    (Parse.opt_bang >> (fn b => Toplevel.keep (Attrib.print_options b o Toplevel.context_of)));
wenzelm@62849
  1050
wenzelm@62849
  1051
val _ =
wenzelm@67147
  1052
  Outer_Syntax.command \<^command_keyword>\<open>print_context\<close>
wenzelm@62849
  1053
    "print context of local theory target"
wenzelm@62849
  1054
    (Scan.succeed (Toplevel.keep (Pretty.writeln_chunks o Toplevel.pretty_context)));
wenzelm@62849
  1055
wenzelm@62849
  1056
val _ =
wenzelm@67147
  1057
  Outer_Syntax.command \<^command_keyword>\<open>print_theory\<close>
wenzelm@62849
  1058
    "print logical theory contents"
wenzelm@62849
  1059
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1060
      Toplevel.keep (Pretty.writeln o Proof_Display.pretty_theory b o Toplevel.context_of)));
wenzelm@62849
  1061
wenzelm@62849
  1062
val _ =
wenzelm@67147
  1063
  Outer_Syntax.command \<^command_keyword>\<open>print_definitions\<close>
wenzelm@62849
  1064
    "print dependencies of definitional theory content"
wenzelm@62849
  1065
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1066
      Toplevel.keep (Pretty.writeln o Proof_Display.pretty_definitions b o Toplevel.context_of)));
wenzelm@62849
  1067
wenzelm@62849
  1068
val _ =
wenzelm@67147
  1069
  Outer_Syntax.command \<^command_keyword>\<open>print_syntax\<close>
wenzelm@62849
  1070
    "print inner syntax of context"
wenzelm@62849
  1071
    (Scan.succeed (Toplevel.keep (Proof_Context.print_syntax o Toplevel.context_of)));
wenzelm@62849
  1072
wenzelm@62849
  1073
val _ =
wenzelm@67147
  1074
  Outer_Syntax.command \<^command_keyword>\<open>print_defn_rules\<close>
wenzelm@62849
  1075
    "print definitional rewrite rules of context"
wenzelm@62849
  1076
    (Scan.succeed (Toplevel.keep (Local_Defs.print_rules o Toplevel.context_of)));
wenzelm@62849
  1077
wenzelm@62849
  1078
val _ =
wenzelm@67147
  1079
  Outer_Syntax.command \<^command_keyword>\<open>print_abbrevs\<close>
wenzelm@62849
  1080
    "print constant abbreviations of context"
wenzelm@62849
  1081
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1082
      Toplevel.keep (Proof_Context.print_abbrevs b o Toplevel.context_of)));
wenzelm@62849
  1083
wenzelm@62849
  1084
val _ =
wenzelm@67147
  1085
  Outer_Syntax.command \<^command_keyword>\<open>print_theorems\<close>
wenzelm@62849
  1086
    "print theorems of local theory or proof context"
wenzelm@62849
  1087
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1088
      Toplevel.keep (Pretty.writeln o Pretty.chunks o Isar_Cmd.pretty_theorems b)));
wenzelm@62849
  1089
wenzelm@62849
  1090
val _ =
wenzelm@67147
  1091
  Outer_Syntax.command \<^command_keyword>\<open>print_locales\<close>
wenzelm@62849
  1092
    "print locales of this theory"
wenzelm@62849
  1093
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1094
      Toplevel.keep (Locale.print_locales b o Toplevel.theory_of)));
wenzelm@62849
  1095
wenzelm@62849
  1096
val _ =
wenzelm@67147
  1097
  Outer_Syntax.command \<^command_keyword>\<open>print_classes\<close>
wenzelm@62849
  1098
    "print classes of this theory"
wenzelm@62849
  1099
    (Scan.succeed (Toplevel.keep (Class.print_classes o Toplevel.context_of)));
wenzelm@62849
  1100
wenzelm@62849
  1101
val _ =
wenzelm@67147
  1102
  Outer_Syntax.command \<^command_keyword>\<open>print_locale\<close>
wenzelm@62849
  1103
    "print locale of this theory"
wenzelm@62969
  1104
    (Parse.opt_bang -- Parse.position Parse.name >> (fn (b, name) =>
wenzelm@62849
  1105
      Toplevel.keep (fn state => Locale.print_locale (Toplevel.theory_of state) b name)));
wenzelm@62849
  1106
wenzelm@62849
  1107
val _ =
wenzelm@67147
  1108
  Outer_Syntax.command \<^command_keyword>\<open>print_interps\<close>
wenzelm@62849
  1109
    "print interpretations of locale for this theory or proof context"
wenzelm@62969
  1110
    (Parse.position Parse.name >> (fn name =>
wenzelm@62849
  1111
      Toplevel.keep (fn state => Locale.print_registrations (Toplevel.context_of state) name)));
wenzelm@62849
  1112
wenzelm@62849
  1113
val _ =
wenzelm@67147
  1114
  Outer_Syntax.command \<^command_keyword>\<open>print_dependencies\<close>
wenzelm@62849
  1115
    "print dependencies of locale expression"
wenzelm@62849
  1116
    (Parse.opt_bang -- Parse_Spec.locale_expression >> (fn (b, expr) =>
wenzelm@62849
  1117
      Toplevel.keep (fn state => Expression.print_dependencies (Toplevel.context_of state) b expr)));
wenzelm@62849
  1118
wenzelm@62849
  1119
val _ =
wenzelm@67147
  1120
  Outer_Syntax.command \<^command_keyword>\<open>print_attributes\<close>
wenzelm@62849
  1121
    "print attributes of this theory"
wenzelm@62849
  1122
    (Parse.opt_bang >> (fn b => Toplevel.keep (Attrib.print_attributes b o Toplevel.context_of)));
wenzelm@62849
  1123
wenzelm@62849
  1124
val _ =
wenzelm@67147
  1125
  Outer_Syntax.command \<^command_keyword>\<open>print_simpset\<close>
wenzelm@62849
  1126
    "print context of Simplifier"
wenzelm@62849
  1127
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1128
      Toplevel.keep (Pretty.writeln o Simplifier.pretty_simpset b o Toplevel.context_of)));
wenzelm@62849
  1129
wenzelm@62849
  1130
val _ =
wenzelm@67147
  1131
  Outer_Syntax.command \<^command_keyword>\<open>print_rules\<close> "print intro/elim rules"
wenzelm@62849
  1132
    (Scan.succeed (Toplevel.keep (Context_Rules.print_rules o Toplevel.context_of)));
wenzelm@62849
  1133
wenzelm@62849
  1134
val _ =
wenzelm@67147
  1135
  Outer_Syntax.command \<^command_keyword>\<open>print_methods\<close> "print methods of this theory"
wenzelm@62849
  1136
    (Parse.opt_bang >> (fn b => Toplevel.keep (Method.print_methods b o Toplevel.context_of)));
wenzelm@62849
  1137
wenzelm@62849
  1138
val _ =
wenzelm@67147
  1139
  Outer_Syntax.command \<^command_keyword>\<open>print_antiquotations\<close>
wenzelm@62849
  1140
    "print document antiquotations"
wenzelm@62849
  1141
    (Parse.opt_bang >> (fn b =>
wenzelm@67386
  1142
      Toplevel.keep (Document_Antiquotation.print_antiquotations b o Toplevel.context_of)));
wenzelm@62849
  1143
wenzelm@62849
  1144
val _ =
wenzelm@67147
  1145
  Outer_Syntax.command \<^command_keyword>\<open>print_ML_antiquotations\<close>
wenzelm@62849
  1146
    "print ML antiquotations"
wenzelm@62849
  1147
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1148
      Toplevel.keep (ML_Context.print_antiquotations b o Toplevel.context_of)));
wenzelm@62849
  1149
wenzelm@62849
  1150
val _ =
wenzelm@67147
  1151
  Outer_Syntax.command \<^command_keyword>\<open>locale_deps\<close> "visualize locale dependencies"
wenzelm@62849
  1152
    (Scan.succeed
wenzelm@62849
  1153
      (Toplevel.keep (Toplevel.theory_of #> (fn thy =>
wenzelm@62849
  1154
        Locale.pretty_locale_deps thy
wenzelm@62849
  1155
        |> map (fn {name, parents, body} =>
wenzelm@62849
  1156
          ((name, Graph_Display.content_node (Locale.extern thy name) [body]), parents))
wenzelm@62849
  1157
        |> Graph_Display.display_graph_old))));
wenzelm@62849
  1158
wenzelm@62849
  1159
val _ =
wenzelm@67147
  1160
  Outer_Syntax.command \<^command_keyword>\<open>print_term_bindings\<close>
wenzelm@62849
  1161
    "print term bindings of proof context"
wenzelm@62849
  1162
    (Scan.succeed
wenzelm@62849
  1163
      (Toplevel.keep
wenzelm@62849
  1164
        (Pretty.writeln_chunks o Proof_Context.pretty_term_bindings o Toplevel.context_of)));
wenzelm@62849
  1165
wenzelm@62849
  1166
val _ =
wenzelm@67147
  1167
  Outer_Syntax.command \<^command_keyword>\<open>print_facts\<close> "print facts of proof context"
wenzelm@62849
  1168
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1169
      Toplevel.keep (Proof_Context.print_local_facts b o Toplevel.context_of)));
wenzelm@62849
  1170
wenzelm@62849
  1171
val _ =
wenzelm@67147
  1172
  Outer_Syntax.command \<^command_keyword>\<open>print_cases\<close> "print cases of proof context"
wenzelm@62849
  1173
    (Scan.succeed
wenzelm@62849
  1174
      (Toplevel.keep (Pretty.writeln_chunks o Proof_Context.pretty_cases o Toplevel.context_of)));
wenzelm@62849
  1175
wenzelm@62849
  1176
val _ =
wenzelm@67147
  1177
  Outer_Syntax.command \<^command_keyword>\<open>print_statement\<close>
wenzelm@62849
  1178
    "print theorems as long statements"
wenzelm@62969
  1179
    (opt_modes -- Parse.thms1 >> Isar_Cmd.print_stmts);
wenzelm@62849
  1180
wenzelm@62849
  1181
val _ =
wenzelm@67147
  1182
  Outer_Syntax.command \<^command_keyword>\<open>thm\<close> "print theorems"
wenzelm@62969
  1183
    (opt_modes -- Parse.thms1 >> Isar_Cmd.print_thms);
wenzelm@62849
  1184
wenzelm@62849
  1185
val _ =
wenzelm@67147
  1186
  Outer_Syntax.command \<^command_keyword>\<open>prf\<close> "print proof terms of theorems"
wenzelm@62969
  1187
    (opt_modes -- Scan.option Parse.thms1 >> Isar_Cmd.print_prfs false);
wenzelm@62849
  1188
wenzelm@62849
  1189
val _ =
wenzelm@67147
  1190
  Outer_Syntax.command \<^command_keyword>\<open>full_prf\<close> "print full proof terms of theorems"
wenzelm@62969
  1191
    (opt_modes -- Scan.option Parse.thms1 >> Isar_Cmd.print_prfs true);
wenzelm@62849
  1192
wenzelm@62849
  1193
val _ =
wenzelm@67147
  1194
  Outer_Syntax.command \<^command_keyword>\<open>prop\<close> "read and print proposition"
wenzelm@62849
  1195
    (opt_modes -- Parse.term >> Isar_Cmd.print_prop);
wenzelm@62849
  1196
wenzelm@62849
  1197
val _ =
wenzelm@67147
  1198
  Outer_Syntax.command \<^command_keyword>\<open>term\<close> "read and print term"
wenzelm@62849
  1199
    (opt_modes -- Parse.term >> Isar_Cmd.print_term);
wenzelm@62849
  1200
wenzelm@62849
  1201
val _ =
wenzelm@67147
  1202
  Outer_Syntax.command \<^command_keyword>\<open>typ\<close> "read and print type"
wenzelm@67147
  1203
    (opt_modes -- (Parse.typ -- Scan.option (\<^keyword>\<open>::\<close> |-- Parse.!!! Parse.sort))
wenzelm@62849
  1204
      >> Isar_Cmd.print_type);
wenzelm@62849
  1205
wenzelm@62849
  1206
val _ =
wenzelm@67147
  1207
  Outer_Syntax.command \<^command_keyword>\<open>print_codesetup\<close> "print code generator setup"
wenzelm@62849
  1208
    (Scan.succeed (Toplevel.keep (Code.print_codesetup o Toplevel.theory_of)));
wenzelm@62849
  1209
wenzelm@62849
  1210
val _ =
wenzelm@67147
  1211
  Outer_Syntax.command \<^command_keyword>\<open>print_state\<close>
wenzelm@62849
  1212
    "print current proof state (if present)"
wenzelm@62849
  1213
    (opt_modes >> (fn modes =>
wenzelm@62849
  1214
      Toplevel.keep (Print_Mode.with_modes modes (Output.state o Toplevel.string_of_state))));
wenzelm@62849
  1215
wenzelm@62849
  1216
val _ =
wenzelm@67147
  1217
  Outer_Syntax.command \<^command_keyword>\<open>welcome\<close> "print welcome message"
wenzelm@62849
  1218
    (Scan.succeed (Toplevel.keep (fn _ => writeln (Session.welcome ()))));
wenzelm@62849
  1219
wenzelm@62856
  1220
in end\<close>
wenzelm@62849
  1221
wenzelm@62849
  1222
wenzelm@62856
  1223
subsection \<open>Dependencies\<close>
wenzelm@62856
  1224
wenzelm@62856
  1225
ML \<open>
wenzelm@62849
  1226
local
wenzelm@62856
  1227
wenzelm@62856
  1228
val theory_bounds =
wenzelm@62969
  1229
  Parse.position Parse.theory_name >> single ||
wenzelm@67147
  1230
  (\<^keyword>\<open>(\<close> |-- Parse.enum "|" (Parse.position Parse.theory_name) --| \<^keyword>\<open>)\<close>);
wenzelm@62849
  1231
wenzelm@62849
  1232
val _ =
wenzelm@67147
  1233
  Outer_Syntax.command \<^command_keyword>\<open>thy_deps\<close> "visualize theory dependencies"
wenzelm@62849
  1234
    (Scan.option theory_bounds -- Scan.option theory_bounds >>
wenzelm@62849
  1235
      (fn args => Toplevel.keep (fn st => Thy_Deps.thy_deps_cmd (Toplevel.context_of st) args)));
wenzelm@62849
  1236
wenzelm@62849
  1237
wenzelm@62856
  1238
val class_bounds =
wenzelm@62856
  1239
  Parse.sort >> single ||
wenzelm@67147
  1240
  (\<^keyword>\<open>(\<close> |-- Parse.enum "|" Parse.sort --| \<^keyword>\<open>)\<close>);
wenzelm@62849
  1241
wenzelm@62849
  1242
val _ =
wenzelm@67147
  1243
  Outer_Syntax.command \<^command_keyword>\<open>class_deps\<close> "visualize class dependencies"
wenzelm@62849
  1244
    (Scan.option class_bounds -- Scan.option class_bounds >> (fn args =>
wenzelm@62849
  1245
      Toplevel.keep (fn st => Class_Deps.class_deps_cmd (Toplevel.context_of st) args)));
wenzelm@62849
  1246
wenzelm@62849
  1247
wenzelm@62849
  1248
val _ =
wenzelm@67147
  1249
  Outer_Syntax.command \<^command_keyword>\<open>thm_deps\<close> "visualize theorem dependencies"
wenzelm@62969
  1250
    (Parse.thms1 >> (fn args =>
wenzelm@62849
  1251
      Toplevel.keep (fn st =>
wenzelm@62849
  1252
        Thm_Deps.thm_deps (Toplevel.theory_of st)
wenzelm@62849
  1253
          (Attrib.eval_thms (Toplevel.context_of st) args))));
wenzelm@62849
  1254
wenzelm@62856
  1255
wenzelm@62856
  1256
val thy_names =
wenzelm@62969
  1257
  Scan.repeat1 (Scan.unless Parse.minus (Parse.position Parse.theory_name));
wenzelm@62849
  1258
wenzelm@62849
  1259
val _ =
wenzelm@67147
  1260
  Outer_Syntax.command \<^command_keyword>\<open>unused_thms\<close> "find unused theorems"
wenzelm@62849
  1261
    (Scan.option ((thy_names --| Parse.minus) -- Scan.option thy_names) >> (fn opt_range =>
wenzelm@62849
  1262
        Toplevel.keep (fn st =>
wenzelm@62849
  1263
          let
wenzelm@62849
  1264
            val thy = Toplevel.theory_of st;
wenzelm@62849
  1265
            val ctxt = Toplevel.context_of st;
wenzelm@62849
  1266
            fun pretty_thm (a, th) = Proof_Context.pretty_fact ctxt (a, [th]);
wenzelm@62849
  1267
            val check = Theory.check ctxt;
wenzelm@62849
  1268
          in
wenzelm@62849
  1269
            Thm_Deps.unused_thms
wenzelm@62849
  1270
              (case opt_range of
wenzelm@62849
  1271
                NONE => (Theory.parents_of thy, [thy])
wenzelm@62849
  1272
              | SOME (xs, NONE) => (map check xs, [thy])
wenzelm@62849
  1273
              | SOME (xs, SOME ys) => (map check xs, map check ys))
wenzelm@62849
  1274
            |> map pretty_thm |> Pretty.writeln_chunks
wenzelm@62849
  1275
          end)));
wenzelm@62849
  1276
wenzelm@62856
  1277
in end\<close>
wenzelm@62849
  1278
wenzelm@62849
  1279
wenzelm@62856
  1280
subsubsection \<open>Find consts and theorems\<close>
wenzelm@62856
  1281
wenzelm@62856
  1282
ML \<open>
wenzelm@62856
  1283
local
wenzelm@62849
  1284
wenzelm@62849
  1285
val _ =
wenzelm@67147
  1286
  Outer_Syntax.command \<^command_keyword>\<open>find_consts\<close>
wenzelm@62849
  1287
    "find constants by name / type patterns"
wenzelm@62849
  1288
    (Find_Consts.query_parser >> (fn spec =>
wenzelm@62849
  1289
      Toplevel.keep (fn st =>
wenzelm@62849
  1290
        Pretty.writeln (Find_Consts.pretty_consts (Toplevel.context_of st) spec))));
wenzelm@62849
  1291
wenzelm@62856
  1292
val options =
wenzelm@62856
  1293
  Scan.optional
wenzelm@62856
  1294
    (Parse.$$$ "(" |--
wenzelm@62856
  1295
      Parse.!!! (Scan.option Parse.nat --
wenzelm@62856
  1296
        Scan.optional (Parse.reserved "with_dups" >> K false) true --| Parse.$$$ ")"))
wenzelm@62856
  1297
    (NONE, true);
wenzelm@62849
  1298
wenzelm@62849
  1299
val _ =
wenzelm@67147
  1300
  Outer_Syntax.command \<^command_keyword>\<open>find_theorems\<close>
wenzelm@62849
  1301
    "find theorems meeting specified criteria"
wenzelm@62849
  1302
    (options -- Find_Theorems.query_parser >> (fn ((opt_lim, rem_dups), spec) =>
wenzelm@62849
  1303
      Toplevel.keep (fn st =>
wenzelm@62849
  1304
        Pretty.writeln
wenzelm@62849
  1305
          (Find_Theorems.pretty_theorems (Find_Theorems.proof_state st) opt_lim rem_dups spec))));
wenzelm@62849
  1306
wenzelm@62856
  1307
in end\<close>
wenzelm@62849
  1308
wenzelm@62849
  1309
wenzelm@62856
  1310
subsection \<open>Code generation\<close>
wenzelm@62849
  1311
wenzelm@62856
  1312
ML \<open>
wenzelm@62856
  1313
local
wenzelm@62856
  1314
wenzelm@62856
  1315
val _ =
wenzelm@67147
  1316
  Outer_Syntax.command \<^command_keyword>\<open>code_datatype\<close>
wenzelm@62856
  1317
    "define set of code datatype constructors"
haftmann@66251
  1318
    (Scan.repeat1 Parse.term >> (Toplevel.theory o Code.declare_datatype_cmd));
wenzelm@62856
  1319
wenzelm@62856
  1320
in end\<close>
wenzelm@62856
  1321
wenzelm@62856
  1322
wenzelm@62856
  1323
subsection \<open>Extraction of programs from proofs\<close>
wenzelm@62856
  1324
wenzelm@62856
  1325
ML \<open>
wenzelm@62856
  1326
local
wenzelm@62849
  1327
wenzelm@62849
  1328
val parse_vars = Scan.optional (Parse.$$$ "(" |-- Parse.list1 Parse.name --| Parse.$$$ ")") [];
wenzelm@62849
  1329
wenzelm@62849
  1330
val _ =
wenzelm@67147
  1331
  Outer_Syntax.command \<^command_keyword>\<open>realizers\<close>
wenzelm@62849
  1332
    "specify realizers for primitive axioms / theorems, together with correctness proof"
wenzelm@62969
  1333
    (Scan.repeat1 (Parse.name -- parse_vars --| Parse.$$$ ":" -- Parse.string -- Parse.string) >>
wenzelm@62849
  1334
     (fn xs => Toplevel.theory (fn thy => Extraction.add_realizers
wenzelm@62849
  1335
       (map (fn (((a, vs), s1), s2) => (Global_Theory.get_thm thy a, (vs, s1, s2))) xs) thy)));
wenzelm@62849
  1336
wenzelm@62849
  1337
val _ =
wenzelm@67147
  1338
  Outer_Syntax.command \<^command_keyword>\<open>realizability\<close>
wenzelm@62849
  1339
    "add equations characterizing realizability"
wenzelm@62849
  1340
    (Scan.repeat1 Parse.string >> (Toplevel.theory o Extraction.add_realizes_eqns));
wenzelm@62849
  1341
wenzelm@62849
  1342
val _ =
wenzelm@67147
  1343
  Outer_Syntax.command \<^command_keyword>\<open>extract_type\<close>
wenzelm@62849
  1344
    "add equations characterizing type of extracted program"
wenzelm@62849
  1345
    (Scan.repeat1 Parse.string >> (Toplevel.theory o Extraction.add_typeof_eqns));
wenzelm@62849
  1346
wenzelm@62849
  1347
val _ =
wenzelm@67147
  1348
  Outer_Syntax.command \<^command_keyword>\<open>extract\<close> "extract terms from proofs"
wenzelm@62969
  1349
    (Scan.repeat1 (Parse.name -- parse_vars) >> (fn xs => Toplevel.theory (fn thy =>
wenzelm@62849
  1350
      Extraction.extract (map (apfst (Global_Theory.get_thm thy)) xs) thy)));
wenzelm@62849
  1351
wenzelm@62856
  1352
in end\<close>
wenzelm@62849
  1353
wenzelm@62849
  1354
wenzelm@62944
  1355
section \<open>Auxiliary lemmas\<close>
wenzelm@20627
  1356
wenzelm@58611
  1357
subsection \<open>Meta-level connectives in assumptions\<close>
wenzelm@15803
  1358
wenzelm@15803
  1359
lemma meta_mp:
wenzelm@58612
  1360
  assumes "PROP P \<Longrightarrow> PROP Q" and "PROP P"
wenzelm@15803
  1361
  shows "PROP Q"
wenzelm@58612
  1362
    by (rule \<open>PROP P \<Longrightarrow> PROP Q\<close> [OF \<open>PROP P\<close>])
wenzelm@15803
  1363
nipkow@23432
  1364
lemmas meta_impE = meta_mp [elim_format]
nipkow@23432
  1365
wenzelm@15803
  1366
lemma meta_spec:
wenzelm@58612
  1367
  assumes "\<And>x. PROP P x"
wenzelm@26958
  1368
  shows "PROP P x"
wenzelm@58612
  1369
    by (rule \<open>\<And>x. PROP P x\<close>)
wenzelm@15803
  1370
wenzelm@15803
  1371
lemmas meta_allE = meta_spec [elim_format]
wenzelm@15803
  1372
wenzelm@26570
  1373
lemma swap_params:
wenzelm@58612
  1374
  "(\<And>x y. PROP P x y) \<equiv> (\<And>y x. PROP P x y)" ..
wenzelm@26570
  1375
wenzelm@18466
  1376
wenzelm@58611
  1377
subsection \<open>Meta-level conjunction\<close>
wenzelm@18466
  1378
wenzelm@18466
  1379
lemma all_conjunction:
wenzelm@58612
  1380
  "(\<And>x. PROP A x &&& PROP B x) \<equiv> ((\<And>x. PROP A x) &&& (\<And>x. PROP B x))"
wenzelm@18466
  1381
proof
wenzelm@58612
  1382
  assume conj: "\<And>x. PROP A x &&& PROP B x"
wenzelm@58612
  1383
  show "(\<And>x. PROP A x) &&& (\<And>x. PROP B x)"
wenzelm@19121
  1384
  proof -
wenzelm@18466
  1385
    fix x
wenzelm@26958
  1386
    from conj show "PROP A x" by (rule conjunctionD1)
wenzelm@26958
  1387
    from conj show "PROP B x" by (rule conjunctionD2)
wenzelm@18466
  1388
  qed
wenzelm@18466
  1389
next
wenzelm@58612
  1390
  assume conj: "(\<And>x. PROP A x) &&& (\<And>x. PROP B x)"
wenzelm@18466
  1391
  fix x
wenzelm@28856
  1392
  show "PROP A x &&& PROP B x"
wenzelm@19121
  1393
  proof -
wenzelm@26958
  1394
    show "PROP A x" by (rule conj [THEN conjunctionD1, rule_format])
wenzelm@26958
  1395
    show "PROP B x" by (rule conj [THEN conjunctionD2, rule_format])
wenzelm@18466
  1396
  qed
wenzelm@18466
  1397
qed
wenzelm@18466
  1398
wenzelm@19121
  1399
lemma imp_conjunction:
wenzelm@58612
  1400
  "(PROP A \<Longrightarrow> PROP B &&& PROP C) \<equiv> ((PROP A \<Longrightarrow> PROP B) &&& (PROP A \<Longrightarrow> PROP C))"
wenzelm@18836
  1401
proof
wenzelm@58612
  1402
  assume conj: "PROP A \<Longrightarrow> PROP B &&& PROP C"
wenzelm@58612
  1403
  show "(PROP A \<Longrightarrow> PROP B) &&& (PROP A \<Longrightarrow> PROP C)"
wenzelm@19121
  1404
  proof -
wenzelm@18466
  1405
    assume "PROP A"
wenzelm@58611
  1406
    from conj [OF \<open>PROP A\<close>] show "PROP B" by (rule conjunctionD1)
wenzelm@58611
  1407
    from conj [OF \<open>PROP A\<close>] show "PROP C" by (rule conjunctionD2)
wenzelm@18466
  1408
  qed
wenzelm@18466
  1409
next
wenzelm@58612
  1410
  assume conj: "(PROP A \<Longrightarrow> PROP B) &&& (PROP A \<Longrightarrow> PROP C)"
wenzelm@18466
  1411
  assume "PROP A"
wenzelm@28856
  1412
  show "PROP B &&& PROP C"
wenzelm@19121
  1413
  proof -
wenzelm@58611
  1414
    from \<open>PROP A\<close> show "PROP B" by (rule conj [THEN conjunctionD1])
wenzelm@58611
  1415
    from \<open>PROP A\<close> show "PROP C" by (rule conj [THEN conjunctionD2])
wenzelm@18466
  1416
  qed
wenzelm@18466
  1417
qed
wenzelm@18466
  1418
wenzelm@18466
  1419
lemma conjunction_imp:
wenzelm@58612
  1420
  "(PROP A &&& PROP B \<Longrightarrow> PROP C) \<equiv> (PROP A \<Longrightarrow> PROP B \<Longrightarrow> PROP C)"
wenzelm@18466
  1421
proof
wenzelm@58612
  1422
  assume r: "PROP A &&& PROP B \<Longrightarrow> PROP C"
wenzelm@22933
  1423
  assume ab: "PROP A" "PROP B"
wenzelm@22933
  1424
  show "PROP C"
wenzelm@22933
  1425
  proof (rule r)
wenzelm@28856
  1426
    from ab show "PROP A &&& PROP B" .
wenzelm@22933
  1427
  qed
wenzelm@18466
  1428
next
wenzelm@58612
  1429
  assume r: "PROP A \<Longrightarrow> PROP B \<Longrightarrow> PROP C"
wenzelm@28856
  1430
  assume conj: "PROP A &&& PROP B"
wenzelm@18466
  1431
  show "PROP C"
wenzelm@18466
  1432
  proof (rule r)
wenzelm@19121
  1433
    from conj show "PROP A" by (rule conjunctionD1)
wenzelm@19121
  1434
    from conj show "PROP B" by (rule conjunctionD2)
wenzelm@18466
  1435
  qed
wenzelm@18466
  1436
qed
wenzelm@18466
  1437
wenzelm@48638
  1438
end