src/Pure/Pure.thy
author wenzelm
Mon Jun 26 11:07:48 2017 +0200 (2017-06-26)
changeset 66194 8d34d42c40cb
parent 64677 8dc24130e8fe
child 66248 df85956228c2
permissions -rw-r--r--
clarified indentation;
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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" "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" "lemmas" "declare"
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    "hide_class" "hide_type" "hide_const" "hide_fact" :: thy_decl
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  and "ML_file" "ML_file_debug" "ML_file_no_debug" :: thy_load % "ML"
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  and "SML_file" "SML_file_debug" "SML_file_no_debug" :: thy_load % "ML"
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  and "SML_import" "SML_export" :: thy_decl % "ML"
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  and "ML_prf" :: prf_decl % "proof"  (* FIXME % "ML" ?? *)
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  and "ML_val" "ML_command" :: diag % "ML"
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  and "simproc_setup" :: thy_decl % "ML"
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  and "setup" "local_setup" "attribute_setup" "method_setup"
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    "declaration" "syntax_declaration"
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    "parse_ast_translation" "parse_translation" "print_translation"
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    "typed_print_translation" "print_ast_translation" "oracle" :: thy_decl % "ML"
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  and "bundle" :: thy_decl_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" "def" :: prf_asm % "proof"
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  and "consider" :: prf_goal % "proof"
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  and "obtain" :: prf_asm_goal % "proof"
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  and "guess" :: prf_script_asm_goal % "proof"
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  and "let" "write" :: prf_decl % "proof"
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  and "case" :: prf_asm % "proof"
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  and "{" :: prf_open % "proof"
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  and "}" :: prf_close % "proof"
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  and "next" :: next_block % "proof"
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  and "qed" :: qed_block % "proof"
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  and "by" ".." "." "sorry" "\<proof>" :: "qed" % "proof"
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  and "done" :: "qed_script" % "proof"
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  and "oops" :: qed_global % "proof"
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  and "defer" "prefer" "apply" :: prf_script % "proof"
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  and "apply_end" :: prf_script % "proof"
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  and "subgoal" :: prf_script_goal % "proof"
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  and "proof" :: prf_block % "proof"
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  and "also" "moreover" :: prf_decl % "proof"
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  and "finally" "ultimately" :: prf_chain % "proof"
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  and "back" :: prf_script % "proof"
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  and "help" "print_commands" "print_options" "print_context" "print_theory"
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    "print_definitions" "print_syntax" "print_abbrevs" "print_defn_rules"
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    "print_theorems" "print_locales" "print_classes" "print_locale"
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    "print_interps" "print_dependencies" "print_attributes"
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    "print_simpset" "print_rules" "print_trans_rules" "print_methods"
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    "print_antiquotations" "print_ML_antiquotations" "thy_deps"
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    "locale_deps" "class_deps" "thm_deps" "print_term_bindings"
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    "print_facts" "print_cases" "print_statement" "thm" "prf" "full_prf"
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    "prop" "term" "typ" "print_codesetup" "unused_thms" :: diag
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  and "display_drafts" "print_state" :: diag
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  and "welcome" :: diag
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  and "end" :: thy_end % "theory"
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  and "realizers" :: thy_decl
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  and "realizability" :: thy_decl
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  and "extract_type" "extract" :: thy_decl
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  and "find_theorems" "find_consts" :: diag
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  and "named_theorems" :: thy_decl
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abbrevs
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  "===>" = "===>"  (*prevent replacement of very long arrows*)
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  "--->" = "\<midarrow>\<rightarrow>"
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  "default_sort" = ""
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  "simproc_setup" = ""
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  "hence" = ""
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  "hence" = "then have"
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  "thus" = ""
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  "thus" = "then show"
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  "apply_end" = ""
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  "realizers" = ""
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  "realizability" = ""
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begin
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section \<open>Isar commands\<close>
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subsection \<open>Embedded ML text\<close>
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ML \<open>
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local
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val semi = Scan.option @{keyword ";"};
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val _ =
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  Outer_Syntax.command @{command_keyword ML_file} "read and evaluate Isabelle/ML file"
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    (Resources.parse_files "ML_file" --| semi >> ML_File.ML NONE);
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val _ =
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  Outer_Syntax.command @{command_keyword ML_file_debug}
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    "read and evaluate Isabelle/ML file (with debugger information)"
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    (Resources.parse_files "ML_file_debug" --| semi >> ML_File.ML (SOME true));
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val _ =
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  Outer_Syntax.command @{command_keyword ML_file_no_debug}
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    "read and evaluate Isabelle/ML file (no debugger information)"
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    (Resources.parse_files "ML_file_no_debug" --| semi >> ML_File.ML (SOME false));
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val _ =
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  Outer_Syntax.command @{command_keyword SML_file} "read and evaluate Standard ML file"
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    (Resources.parse_files "SML_file" --| semi >> ML_File.SML NONE);
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val _ =
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  Outer_Syntax.command @{command_keyword SML_file_debug}
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    "read and evaluate Standard ML file (with debugger information)"
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    (Resources.parse_files "SML_file_debug" --| semi >> ML_File.SML (SOME true));
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val _ =
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  Outer_Syntax.command @{command_keyword SML_file_no_debug}
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    "read and evaluate Standard ML file (no debugger information)"
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    (Resources.parse_files "SML_file_no_debug" --| semi >> ML_File.SML (SOME false));
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val _ =
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  Outer_Syntax.command @{command_keyword SML_export} "evaluate SML within Isabelle/ML environment"
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    (Parse.ML_source >> (fn source =>
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      let
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        val flags: ML_Compiler.flags =
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          {SML = true, exchange = true, redirect = false, verbose = true,
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            debug = NONE, writeln = writeln, warning = warning};
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      in
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        Toplevel.theory
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          (Context.theory_map (ML_Context.exec (fn () => ML_Context.eval_source flags source)))
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      end));
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val _ =
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  Outer_Syntax.command @{command_keyword SML_import} "evaluate Isabelle/ML within SML environment"
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    (Parse.ML_source >> (fn source =>
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      let
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        val flags: ML_Compiler.flags =
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          {SML = false, exchange = true, redirect = false, verbose = true,
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            debug = NONE, writeln = writeln, warning = warning};
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      in
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        Toplevel.generic_theory
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          (ML_Context.exec (fn () => ML_Context.eval_source flags source) #>
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            Local_Theory.propagate_ml_env)
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      end));
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val _ =
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  Outer_Syntax.command @{command_keyword ML_prf} "ML text within proof"
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    (Parse.ML_source >> (fn source =>
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      Toplevel.proof (Proof.map_context (Context.proof_map
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        (ML_Context.exec (fn () =>
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            ML_Context.eval_source (ML_Compiler.verbose true ML_Compiler.flags) source))) #>
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          Proof.propagate_ml_env)));
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val _ =
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  Outer_Syntax.command @{command_keyword ML_val} "diagnostic ML text"
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    (Parse.ML_source >> Isar_Cmd.ml_diag true);
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val _ =
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  Outer_Syntax.command @{command_keyword ML_command} "diagnostic ML text (silent)"
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    (Parse.ML_source >> Isar_Cmd.ml_diag false);
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val _ =
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  Outer_Syntax.command @{command_keyword setup} "ML setup for global theory"
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    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.setup));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword local_setup} "ML setup for local theory"
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    (Parse.ML_source >> Isar_Cmd.local_setup);
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val _ =
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  Outer_Syntax.command @{command_keyword oracle} "declare oracle"
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    (Parse.range Parse.name -- (@{keyword =} |-- Parse.ML_source) >>
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      (fn (x, y) => Toplevel.theory (Isar_Cmd.oracle x y)));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword attribute_setup} "define attribute in ML"
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    (Parse.position Parse.name --
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        Parse.!!! (@{keyword =} |-- Parse.ML_source -- Scan.optional Parse.text "")
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      >> (fn (name, (txt, cmt)) => Attrib.attribute_setup name txt cmt));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword method_setup} "define proof method in ML"
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    (Parse.position Parse.name --
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        Parse.!!! (@{keyword =} |-- Parse.ML_source -- Scan.optional Parse.text "")
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      >> (fn (name, (txt, cmt)) => Method.method_setup name txt cmt));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword declaration} "generic ML declaration"
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    (Parse.opt_keyword "pervasive" -- Parse.ML_source
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      >> (fn (pervasive, txt) => Isar_Cmd.declaration {syntax = false, pervasive = pervasive} txt));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword syntax_declaration} "generic ML syntax declaration"
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    (Parse.opt_keyword "pervasive" -- Parse.ML_source
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      >> (fn (pervasive, txt) => Isar_Cmd.declaration {syntax = true, pervasive = pervasive} txt));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword simproc_setup} "define simproc in ML"
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    (Parse.position Parse.name --
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      (@{keyword "("} |-- Parse.enum1 "|" Parse.term --| @{keyword ")"} --| @{keyword =}) --
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      Parse.ML_source >> (fn ((a, b), c) => Isar_Cmd.simproc_setup a b c));
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in end\<close>
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subsection \<open>Theory commands\<close>
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subsubsection \<open>Sorts and types\<close>
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ML \<open>
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local
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val _ =
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  Outer_Syntax.local_theory @{command_keyword default_sort}
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    "declare default sort for explicit type variables"
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    (Parse.sort >> (fn s => fn lthy => Local_Theory.set_defsort (Syntax.read_sort lthy s) lthy));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword typedecl} "type declaration"
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    (Parse.type_args -- Parse.binding -- Parse.opt_mixfix
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      >> (fn ((args, a), mx) =>
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          Typedecl.typedecl {final = true} (a, map (rpair dummyS) args, mx) #> snd));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword type_synonym} "declare type abbreviation"
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    (Parse.type_args -- Parse.binding --
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      (@{keyword =} |-- Parse.!!! (Parse.typ -- Parse.opt_mixfix'))
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      >> (fn ((args, a), (rhs, mx)) => snd o Typedecl.abbrev_cmd (a, args, mx) rhs));
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in end\<close>
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subsubsection \<open>Consts\<close>
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ML \<open>
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local
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val _ =
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  Outer_Syntax.command @{command_keyword judgment} "declare object-logic judgment"
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    (Parse.const_binding >> (Toplevel.theory o Object_Logic.add_judgment_cmd));
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val _ =
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  Outer_Syntax.command @{command_keyword consts} "declare constants"
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    (Scan.repeat1 Parse.const_binding >> (Toplevel.theory o Sign.add_consts_cmd));
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in end\<close>
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subsubsection \<open>Syntax and translations\<close>
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ML \<open>
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local
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val _ =
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  Outer_Syntax.command @{command_keyword nonterminal}
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    "declare syntactic type constructors (grammar nonterminal symbols)"
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    (Parse.and_list1 Parse.binding >> (Toplevel.theory o Sign.add_nonterminals_global));
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val _ =
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  Outer_Syntax.command @{command_keyword syntax} "add raw syntax clauses"
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    (Parse.syntax_mode -- Scan.repeat1 Parse.const_decl
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      >> (Toplevel.theory o uncurry Sign.add_syntax_cmd));
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val _ =
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  Outer_Syntax.command @{command_keyword no_syntax} "delete raw syntax clauses"
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    (Parse.syntax_mode -- Scan.repeat1 Parse.const_decl
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      >> (Toplevel.theory o uncurry Sign.del_syntax_cmd));
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val trans_pat =
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  Scan.optional
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    (@{keyword "("} |-- Parse.!!! (Parse.inner_syntax Parse.name --| @{keyword ")"})) "logic"
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    -- Parse.inner_syntax Parse.string;
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fun trans_arrow toks =
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  ((@{keyword \<rightharpoonup>} || @{keyword =>}) >> K Syntax.Parse_Rule ||
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    (@{keyword \<leftharpoondown>} || @{keyword <=}) >> K Syntax.Print_Rule ||
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    (@{keyword \<rightleftharpoons>} || @{keyword ==}) >> K Syntax.Parse_Print_Rule) toks;
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val trans_line =
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  trans_pat -- Parse.!!! (trans_arrow -- trans_pat)
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   305
    >> (fn (left, (arr, right)) => arr (left, right));
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   306
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   307
val _ =
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   308
  Outer_Syntax.command @{command_keyword translations} "add syntax translation rules"
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   309
    (Scan.repeat1 trans_line >> (Toplevel.theory o Isar_Cmd.translations));
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   310
wenzelm@62856
   311
val _ =
wenzelm@62856
   312
  Outer_Syntax.command @{command_keyword no_translations} "delete syntax translation rules"
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   313
    (Scan.repeat1 trans_line >> (Toplevel.theory o Isar_Cmd.no_translations));
wenzelm@62856
   314
wenzelm@62856
   315
in end\<close>
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   316
wenzelm@62856
   317
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   318
subsubsection \<open>Translation functions\<close>
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   319
wenzelm@62856
   320
ML \<open>
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   321
local
wenzelm@62849
   322
wenzelm@62849
   323
val _ =
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   324
  Outer_Syntax.command @{command_keyword parse_ast_translation}
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   325
    "install parse ast translation functions"
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   326
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.parse_ast_translation));
wenzelm@62849
   327
wenzelm@62849
   328
val _ =
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   329
  Outer_Syntax.command @{command_keyword parse_translation}
wenzelm@62849
   330
    "install parse translation functions"
wenzelm@62849
   331
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.parse_translation));
wenzelm@62849
   332
wenzelm@62849
   333
val _ =
wenzelm@62849
   334
  Outer_Syntax.command @{command_keyword print_translation}
wenzelm@62849
   335
    "install print translation functions"
wenzelm@62849
   336
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.print_translation));
wenzelm@62849
   337
wenzelm@62849
   338
val _ =
wenzelm@62849
   339
  Outer_Syntax.command @{command_keyword typed_print_translation}
wenzelm@62849
   340
    "install typed print translation functions"
wenzelm@62849
   341
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.typed_print_translation));
wenzelm@62849
   342
wenzelm@62849
   343
val _ =
wenzelm@62849
   344
  Outer_Syntax.command @{command_keyword print_ast_translation}
wenzelm@62849
   345
    "install print ast translation functions"
wenzelm@62849
   346
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.print_ast_translation));
wenzelm@62849
   347
wenzelm@62856
   348
in end\<close>
wenzelm@62849
   349
wenzelm@62856
   350
wenzelm@62856
   351
subsubsection \<open>Specifications\<close>
wenzelm@62856
   352
wenzelm@62856
   353
ML \<open>
wenzelm@62856
   354
local
wenzelm@62856
   355
wenzelm@62856
   356
val _ =
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   357
  Outer_Syntax.local_theory' @{command_keyword definition} "constant definition"
wenzelm@63180
   358
    (Scan.option Parse_Spec.constdecl -- (Parse_Spec.opt_thm_name ":" -- Parse.prop) --
wenzelm@63180
   359
      Parse_Spec.if_assumes -- Parse.for_fixes >> (fn (((decl, spec), prems), params) =>
wenzelm@63180
   360
        #2 oo Specification.definition_cmd decl params prems spec));
wenzelm@62856
   361
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   362
val _ =
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   363
  Outer_Syntax.local_theory' @{command_keyword abbreviation} "constant abbreviation"
wenzelm@63180
   364
    (Parse.syntax_mode -- Scan.option Parse_Spec.constdecl -- Parse.prop -- Parse.for_fixes
wenzelm@63180
   365
      >> (fn (((mode, decl), spec), params) => Specification.abbreviation_cmd mode decl params spec));
wenzelm@62856
   366
wenzelm@63178
   367
val axiomatization =
wenzelm@63178
   368
  Parse.and_list1 (Parse_Spec.thm_name ":" -- Parse.prop) --
wenzelm@63178
   369
  Parse_Spec.if_assumes -- Parse.for_fixes >> (fn ((a, b), c) => (c, b, a));
wenzelm@63178
   370
wenzelm@62856
   371
val _ =
wenzelm@62856
   372
  Outer_Syntax.command @{command_keyword axiomatization} "axiomatic constant specification"
wenzelm@63285
   373
    (Scan.optional Parse.vars [] --
wenzelm@63178
   374
      Scan.optional (Parse.where_ |-- Parse.!!! axiomatization) ([], [], [])
wenzelm@63178
   375
      >> (fn (a, (b, c, d)) => Toplevel.theory (#2 o Specification.axiomatization_cmd a b c d)));
wenzelm@62856
   376
wenzelm@62856
   377
in end\<close>
wenzelm@62856
   378
wenzelm@62856
   379
wenzelm@62856
   380
subsubsection \<open>Notation\<close>
wenzelm@62856
   381
wenzelm@62856
   382
ML \<open>
wenzelm@62856
   383
local
wenzelm@62856
   384
wenzelm@62856
   385
val _ =
wenzelm@62856
   386
  Outer_Syntax.local_theory @{command_keyword type_notation}
wenzelm@62856
   387
    "add concrete syntax for type constructors"
wenzelm@62856
   388
    (Parse.syntax_mode -- Parse.and_list1 (Parse.type_const -- Parse.mixfix)
wenzelm@62856
   389
      >> (fn (mode, args) => Specification.type_notation_cmd true mode args));
wenzelm@62856
   390
wenzelm@62856
   391
val _ =
wenzelm@62856
   392
  Outer_Syntax.local_theory @{command_keyword no_type_notation}
wenzelm@62856
   393
    "delete concrete syntax for type constructors"
wenzelm@62856
   394
    (Parse.syntax_mode -- Parse.and_list1 (Parse.type_const -- Parse.mixfix)
wenzelm@62856
   395
      >> (fn (mode, args) => Specification.type_notation_cmd false mode args));
wenzelm@62856
   396
wenzelm@62856
   397
val _ =
wenzelm@62856
   398
  Outer_Syntax.local_theory @{command_keyword notation}
wenzelm@62856
   399
    "add concrete syntax for constants / fixed variables"
wenzelm@62856
   400
    (Parse.syntax_mode -- Parse.and_list1 (Parse.const -- Parse.mixfix)
wenzelm@62856
   401
      >> (fn (mode, args) => Specification.notation_cmd true mode args));
wenzelm@62849
   402
wenzelm@62849
   403
val _ =
wenzelm@62856
   404
  Outer_Syntax.local_theory @{command_keyword no_notation}
wenzelm@62856
   405
    "delete concrete syntax for constants / fixed variables"
wenzelm@62856
   406
    (Parse.syntax_mode -- Parse.and_list1 (Parse.const -- Parse.mixfix)
wenzelm@62856
   407
      >> (fn (mode, args) => Specification.notation_cmd false mode args));
wenzelm@62856
   408
wenzelm@62856
   409
in end\<close>
wenzelm@62856
   410
wenzelm@62856
   411
wenzelm@62856
   412
subsubsection \<open>Theorems\<close>
wenzelm@62856
   413
wenzelm@62856
   414
ML \<open>
wenzelm@62856
   415
local
wenzelm@62856
   416
wenzelm@63094
   417
val long_keyword =
wenzelm@63094
   418
  Parse_Spec.includes >> K "" ||
wenzelm@63094
   419
  Parse_Spec.long_statement_keyword;
wenzelm@63094
   420
wenzelm@63094
   421
val long_statement =
wenzelm@63352
   422
  Scan.optional (Parse_Spec.opt_thm_name ":" --| Scan.ahead long_keyword) Binding.empty_atts --
wenzelm@63094
   423
  Scan.optional Parse_Spec.includes [] -- Parse_Spec.long_statement
wenzelm@63094
   424
    >> (fn ((binding, includes), (elems, concl)) => (true, binding, includes, elems, concl));
wenzelm@63094
   425
wenzelm@63094
   426
val short_statement =
wenzelm@63094
   427
  Parse_Spec.statement -- Parse_Spec.if_statement -- Parse.for_fixes
wenzelm@63094
   428
    >> (fn ((shows, assumes), fixes) =>
wenzelm@63352
   429
      (false, Binding.empty_atts, [], [Element.Fixes fixes, Element.Assumes assumes],
wenzelm@63094
   430
        Element.Shows shows));
wenzelm@63094
   431
wenzelm@63094
   432
fun theorem spec schematic descr =
wenzelm@63094
   433
  Outer_Syntax.local_theory_to_proof' spec ("state " ^ descr)
wenzelm@63094
   434
    ((long_statement || short_statement) >> (fn (long, binding, includes, elems, concl) =>
wenzelm@63094
   435
      ((if schematic then Specification.schematic_theorem_cmd else Specification.theorem_cmd)
wenzelm@63094
   436
        long Thm.theoremK NONE (K I) binding includes elems concl)));
wenzelm@63094
   437
wenzelm@63094
   438
val _ = theorem @{command_keyword theorem} false "theorem";
wenzelm@63094
   439
val _ = theorem @{command_keyword lemma} false "lemma";
wenzelm@63094
   440
val _ = theorem @{command_keyword corollary} false "corollary";
wenzelm@63094
   441
val _ = theorem @{command_keyword proposition} false "proposition";
wenzelm@63094
   442
val _ = theorem @{command_keyword schematic_goal} true "schematic goal";
wenzelm@63094
   443
wenzelm@63094
   444
in end\<close>
wenzelm@63094
   445
wenzelm@63094
   446
ML \<open>
wenzelm@63094
   447
local
wenzelm@63094
   448
wenzelm@62856
   449
val _ =
wenzelm@62856
   450
  Outer_Syntax.local_theory' @{command_keyword lemmas} "define theorems"
wenzelm@62856
   451
    (Parse_Spec.name_facts -- Parse.for_fixes >>
wenzelm@62856
   452
      (fn (facts, fixes) => #2 oo Specification.theorems_cmd Thm.theoremK facts fixes));
wenzelm@62856
   453
wenzelm@62856
   454
val _ =
wenzelm@62856
   455
  Outer_Syntax.local_theory' @{command_keyword declare} "declare theorems"
wenzelm@62969
   456
    (Parse.and_list1 Parse.thms1 -- Parse.for_fixes
wenzelm@62856
   457
      >> (fn (facts, fixes) =>
wenzelm@63352
   458
          #2 oo Specification.theorems_cmd "" [(Binding.empty_atts, flat facts)] fixes));
wenzelm@62856
   459
wenzelm@62856
   460
val _ =
wenzelm@62856
   461
  Outer_Syntax.local_theory @{command_keyword named_theorems}
wenzelm@62856
   462
    "declare named collection of theorems"
wenzelm@62856
   463
    (Parse.and_list1 (Parse.binding -- Scan.optional Parse.text "") >>
wenzelm@62856
   464
      fold (fn (b, descr) => snd o Named_Theorems.declare b descr));
wenzelm@62856
   465
wenzelm@62856
   466
in end\<close>
wenzelm@62849
   467
wenzelm@62849
   468
wenzelm@62856
   469
subsubsection \<open>Hide names\<close>
wenzelm@62856
   470
wenzelm@62856
   471
ML \<open>
wenzelm@62856
   472
local
wenzelm@62856
   473
wenzelm@62856
   474
fun hide_names command_keyword what hide parse prep =
wenzelm@62856
   475
  Outer_Syntax.command command_keyword ("hide " ^ what ^ " from name space")
wenzelm@62856
   476
    ((Parse.opt_keyword "open" >> not) -- Scan.repeat1 parse >> (fn (fully, args) =>
wenzelm@62856
   477
      (Toplevel.theory (fn thy =>
wenzelm@62856
   478
        let val ctxt = Proof_Context.init_global thy
wenzelm@62856
   479
        in fold (hide fully o prep ctxt) args thy end))));
wenzelm@62856
   480
wenzelm@62856
   481
val _ =
wenzelm@62856
   482
  hide_names @{command_keyword hide_class} "classes" Sign.hide_class Parse.class
wenzelm@62856
   483
    Proof_Context.read_class;
wenzelm@62856
   484
wenzelm@62856
   485
val _ =
wenzelm@62856
   486
  hide_names @{command_keyword hide_type} "types" Sign.hide_type Parse.type_const
wenzelm@62856
   487
    ((#1 o dest_Type) oo Proof_Context.read_type_name {proper = true, strict = false});
wenzelm@62856
   488
wenzelm@62856
   489
val _ =
wenzelm@62856
   490
  hide_names @{command_keyword hide_const} "consts" Sign.hide_const Parse.const
wenzelm@62856
   491
    ((#1 o dest_Const) oo Proof_Context.read_const {proper = true, strict = false});
wenzelm@62856
   492
wenzelm@62856
   493
val _ =
wenzelm@62856
   494
  hide_names @{command_keyword hide_fact} "facts" Global_Theory.hide_fact
wenzelm@62969
   495
    (Parse.position Parse.name) (Global_Theory.check_fact o Proof_Context.theory_of);
wenzelm@62856
   496
wenzelm@62856
   497
in end\<close>
wenzelm@62856
   498
wenzelm@62856
   499
wenzelm@62856
   500
subsection \<open>Bundled declarations\<close>
wenzelm@62856
   501
wenzelm@62856
   502
ML \<open>
wenzelm@62856
   503
local
wenzelm@62849
   504
wenzelm@62849
   505
val _ =
wenzelm@63273
   506
  Outer_Syntax.maybe_begin_local_theory @{command_keyword bundle}
wenzelm@63273
   507
    "define bundle of declarations"
wenzelm@64595
   508
    ((Parse.binding --| @{keyword =}) -- Parse.thms1 -- Parse.for_fixes
wenzelm@63273
   509
      >> (uncurry Bundle.bundle_cmd))
wenzelm@63273
   510
    (Parse.binding --| Parse.begin >> Bundle.init);
wenzelm@63270
   511
wenzelm@63270
   512
val _ =
wenzelm@63282
   513
  Outer_Syntax.local_theory @{command_keyword unbundle}
wenzelm@63282
   514
    "activate declarations from bundle in local theory"
wenzelm@63282
   515
    (Scan.repeat1 (Parse.position Parse.name) >> Bundle.unbundle_cmd);
wenzelm@63282
   516
wenzelm@63282
   517
val _ =
wenzelm@62849
   518
  Outer_Syntax.command @{command_keyword include}
wenzelm@63282
   519
    "activate declarations from bundle in proof body"
wenzelm@62969
   520
    (Scan.repeat1 (Parse.position Parse.name) >> (Toplevel.proof o Bundle.include_cmd));
wenzelm@62849
   521
wenzelm@62849
   522
val _ =
wenzelm@62849
   523
  Outer_Syntax.command @{command_keyword including}
wenzelm@63282
   524
    "activate declarations from bundle in goal refinement"
wenzelm@62969
   525
    (Scan.repeat1 (Parse.position Parse.name) >> (Toplevel.proof o Bundle.including_cmd));
wenzelm@62849
   526
wenzelm@62849
   527
val _ =
wenzelm@62849
   528
  Outer_Syntax.command @{command_keyword print_bundles}
wenzelm@62849
   529
    "print bundles of declarations"
wenzelm@62849
   530
    (Parse.opt_bang >> (fn b => Toplevel.keep (Bundle.print_bundles b o Toplevel.context_of)));
wenzelm@62849
   531
wenzelm@62856
   532
in end\<close>
wenzelm@62849
   533
wenzelm@62856
   534
wenzelm@62856
   535
subsection \<open>Local theory specifications\<close>
wenzelm@62856
   536
wenzelm@62856
   537
subsubsection \<open>Specification context\<close>
wenzelm@62856
   538
wenzelm@62856
   539
ML \<open>
wenzelm@62856
   540
local
wenzelm@62849
   541
wenzelm@62849
   542
val _ =
wenzelm@62849
   543
  Outer_Syntax.command @{command_keyword context} "begin local theory context"
wenzelm@62969
   544
    ((Parse.position Parse.name >> (fn name =>
wenzelm@62849
   545
        Toplevel.begin_local_theory true (Named_Target.begin name)) ||
wenzelm@62849
   546
      Scan.optional Parse_Spec.includes [] -- Scan.repeat Parse_Spec.context_element
wenzelm@62849
   547
        >> (fn (incls, elems) => Toplevel.open_target (#2 o Bundle.context_cmd incls elems)))
wenzelm@62849
   548
      --| Parse.begin);
wenzelm@62849
   549
wenzelm@62856
   550
val _ =
wenzelm@62856
   551
  Outer_Syntax.command @{command_keyword end} "end context"
wenzelm@62856
   552
    (Scan.succeed
wenzelm@62856
   553
      (Toplevel.exit o Toplevel.end_local_theory o Toplevel.close_target o
wenzelm@62856
   554
        Toplevel.end_proof (K Proof.end_notepad)));
wenzelm@62849
   555
wenzelm@62856
   556
in end\<close>
wenzelm@62856
   557
wenzelm@62856
   558
wenzelm@62856
   559
subsubsection \<open>Locales and interpretation\<close>
wenzelm@62856
   560
wenzelm@62856
   561
ML \<open>
wenzelm@62856
   562
local
wenzelm@62849
   563
wenzelm@62849
   564
val locale_val =
wenzelm@62849
   565
  Parse_Spec.locale_expression --
wenzelm@64595
   566
    Scan.optional (@{keyword +} |-- Parse.!!! (Scan.repeat1 Parse_Spec.context_element)) [] ||
wenzelm@62849
   567
  Scan.repeat1 Parse_Spec.context_element >> pair ([], []);
wenzelm@62849
   568
wenzelm@62849
   569
val _ =
wenzelm@62849
   570
  Outer_Syntax.command @{command_keyword locale} "define named specification context"
wenzelm@62849
   571
    (Parse.binding --
wenzelm@64595
   572
      Scan.optional (@{keyword =} |-- Parse.!!! locale_val) (([], []), []) -- Parse.opt_begin
wenzelm@62849
   573
      >> (fn ((name, (expr, elems)), begin) =>
wenzelm@62849
   574
          Toplevel.begin_local_theory begin
wenzelm@62849
   575
            (Expression.add_locale_cmd name Binding.empty expr elems #> snd)));
wenzelm@62849
   576
wenzelm@62849
   577
val _ =
wenzelm@62849
   578
  Outer_Syntax.command @{command_keyword experiment} "open private specification context"
wenzelm@62849
   579
    (Scan.repeat Parse_Spec.context_element --| Parse.begin
wenzelm@62849
   580
      >> (fn elems =>
wenzelm@62849
   581
          Toplevel.begin_local_theory true (Experiment.experiment_cmd elems #> snd)));
wenzelm@62849
   582
wenzelm@62849
   583
val interpretation_args =
wenzelm@62849
   584
  Parse.!!! Parse_Spec.locale_expression --
wenzelm@62849
   585
    Scan.optional
wenzelm@64595
   586
      (@{keyword rewrites} |-- Parse.and_list1 (Parse_Spec.opt_thm_name ":" -- Parse.prop)) [];
wenzelm@62849
   587
wenzelm@62849
   588
val _ =
wenzelm@62849
   589
  Outer_Syntax.command @{command_keyword interpret}
wenzelm@62849
   590
    "prove interpretation of locale expression in proof context"
wenzelm@62849
   591
    (interpretation_args >> (fn (expr, equations) =>
wenzelm@62849
   592
      Toplevel.proof (Interpretation.interpret_cmd expr equations)));
wenzelm@62849
   593
wenzelm@62849
   594
val interpretation_args_with_defs =
wenzelm@62849
   595
  Parse.!!! Parse_Spec.locale_expression --
wenzelm@64595
   596
    (Scan.optional (@{keyword defines} |-- Parse.and_list1 (Parse_Spec.opt_thm_name ":"
wenzelm@64595
   597
      -- ((Parse.binding -- Parse.opt_mixfix') --| @{keyword =} -- Parse.term))) [] --
wenzelm@62849
   598
    Scan.optional
wenzelm@64595
   599
      (@{keyword rewrites} |-- Parse.and_list1 (Parse_Spec.opt_thm_name ":" -- Parse.prop)) []);
wenzelm@62849
   600
wenzelm@62849
   601
val _ =
wenzelm@62849
   602
  Outer_Syntax.local_theory_to_proof @{command_keyword global_interpretation}
wenzelm@62849
   603
    "prove interpretation of locale expression into global theory"
wenzelm@62856
   604
    (interpretation_args_with_defs >> (fn (expr, (defs, equations)) =>
wenzelm@62856
   605
      Interpretation.global_interpretation_cmd expr defs equations));
wenzelm@62849
   606
wenzelm@62849
   607
val _ =
wenzelm@62849
   608
  Outer_Syntax.command @{command_keyword sublocale}
wenzelm@62849
   609
    "prove sublocale relation between a locale and a locale expression"
wenzelm@64595
   610
    ((Parse.position Parse.name --| (@{keyword \<subseteq>} || @{keyword <}) --
wenzelm@62849
   611
      interpretation_args_with_defs >> (fn (loc, (expr, (defs, equations))) =>
wenzelm@62849
   612
        Toplevel.theory_to_proof (Interpretation.global_sublocale_cmd loc expr defs equations)))
wenzelm@62849
   613
    || interpretation_args_with_defs >> (fn (expr, (defs, equations)) =>
wenzelm@62849
   614
        Toplevel.local_theory_to_proof NONE NONE (Interpretation.sublocale_cmd expr defs equations)));
wenzelm@62849
   615
wenzelm@62849
   616
val _ =
wenzelm@62849
   617
  Outer_Syntax.command @{command_keyword interpretation}
wenzelm@62849
   618
    "prove interpretation of locale expression in local theory or into global theory"
wenzelm@62849
   619
    (interpretation_args >> (fn (expr, equations) =>
wenzelm@62856
   620
      Toplevel.local_theory_to_proof NONE NONE
wenzelm@62856
   621
        (Interpretation.isar_interpretation_cmd expr equations)));
wenzelm@62856
   622
wenzelm@62856
   623
in end\<close>
wenzelm@62849
   624
wenzelm@62849
   625
wenzelm@62856
   626
subsubsection \<open>Type classes\<close>
wenzelm@62849
   627
wenzelm@62856
   628
ML \<open>
wenzelm@62856
   629
local
wenzelm@62849
   630
wenzelm@62849
   631
val class_val =
wenzelm@62849
   632
  Parse_Spec.class_expression --
wenzelm@64595
   633
    Scan.optional (@{keyword +} |-- Parse.!!! (Scan.repeat1 Parse_Spec.context_element)) [] ||
wenzelm@62849
   634
  Scan.repeat1 Parse_Spec.context_element >> pair [];
wenzelm@62849
   635
wenzelm@62849
   636
val _ =
wenzelm@62849
   637
  Outer_Syntax.command @{command_keyword class} "define type class"
wenzelm@64595
   638
   (Parse.binding -- Scan.optional (@{keyword =} |-- class_val) ([], []) -- Parse.opt_begin
wenzelm@62849
   639
    >> (fn ((name, (supclasses, elems)), begin) =>
wenzelm@62849
   640
        Toplevel.begin_local_theory begin
wenzelm@62849
   641
          (Class_Declaration.class_cmd name supclasses elems #> snd)));
wenzelm@62849
   642
wenzelm@62849
   643
val _ =
wenzelm@62849
   644
  Outer_Syntax.local_theory_to_proof @{command_keyword subclass} "prove a subclass relation"
wenzelm@62849
   645
    (Parse.class >> Class_Declaration.subclass_cmd);
wenzelm@62849
   646
wenzelm@62849
   647
val _ =
wenzelm@62849
   648
  Outer_Syntax.command @{command_keyword instantiation} "instantiate and prove type arity"
wenzelm@62849
   649
   (Parse.multi_arity --| Parse.begin
wenzelm@62849
   650
     >> (fn arities => Toplevel.begin_local_theory true (Class.instantiation_cmd arities)));
wenzelm@62849
   651
wenzelm@62849
   652
val _ =
wenzelm@62849
   653
  Outer_Syntax.command @{command_keyword instance} "prove type arity or subclass relation"
wenzelm@62849
   654
  ((Parse.class --
wenzelm@64595
   655
    ((@{keyword \<subseteq>} || @{keyword <}) |-- Parse.!!! Parse.class) >> Class.classrel_cmd ||
wenzelm@62849
   656
    Parse.multi_arity >> Class.instance_arity_cmd) >> Toplevel.theory_to_proof ||
wenzelm@62849
   657
    Scan.succeed (Toplevel.local_theory_to_proof NONE NONE (Class.instantiation_instance I)));
wenzelm@62849
   658
wenzelm@62856
   659
in end\<close>
wenzelm@62849
   660
wenzelm@62856
   661
wenzelm@62856
   662
subsubsection \<open>Arbitrary overloading\<close>
wenzelm@62856
   663
wenzelm@62856
   664
ML \<open>
wenzelm@62856
   665
local
wenzelm@62849
   666
wenzelm@62849
   667
val _ =
wenzelm@62849
   668
  Outer_Syntax.command @{command_keyword overloading} "overloaded definitions"
wenzelm@64595
   669
   (Scan.repeat1 (Parse.name --| (@{keyword ==} || @{keyword \<equiv>}) -- Parse.term --
wenzelm@64595
   670
      Scan.optional (@{keyword "("} |-- (@{keyword unchecked} >> K false) --| @{keyword ")"}) true
wenzelm@62849
   671
      >> Scan.triple1) --| Parse.begin
wenzelm@62849
   672
   >> (fn operations => Toplevel.begin_local_theory true (Overloading.overloading_cmd operations)));
wenzelm@62849
   673
wenzelm@62856
   674
in end\<close>
wenzelm@62849
   675
wenzelm@62849
   676
wenzelm@62856
   677
subsection \<open>Proof commands\<close>
wenzelm@62849
   678
wenzelm@62856
   679
ML \<open>
wenzelm@62856
   680
local
wenzelm@62849
   681
wenzelm@62849
   682
val _ =
wenzelm@62849
   683
  Outer_Syntax.local_theory_to_proof @{command_keyword notepad} "begin proof context"
wenzelm@62849
   684
    (Parse.begin >> K Proof.begin_notepad);
wenzelm@62849
   685
wenzelm@62856
   686
in end\<close>
wenzelm@62849
   687
wenzelm@62856
   688
wenzelm@62856
   689
subsubsection \<open>Statements\<close>
wenzelm@62856
   690
wenzelm@62856
   691
ML \<open>
wenzelm@62856
   692
local
wenzelm@62849
   693
wenzelm@62849
   694
val structured_statement =
wenzelm@62849
   695
  Parse_Spec.statement -- Parse_Spec.cond_statement -- Parse.for_fixes
wenzelm@62849
   696
    >> (fn ((shows, (strict, assumes)), fixes) => (strict, fixes, assumes, shows));
wenzelm@62849
   697
wenzelm@62849
   698
val _ =
wenzelm@62849
   699
  Outer_Syntax.command @{command_keyword have} "state local goal"
wenzelm@62849
   700
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   701
      Toplevel.proof' (fn int => Proof.have_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   702
wenzelm@62849
   703
val _ =
wenzelm@62849
   704
  Outer_Syntax.command @{command_keyword show} "state local goal, to refine pending subgoals"
wenzelm@62849
   705
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   706
      Toplevel.proof' (fn int => Proof.show_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   707
wenzelm@62849
   708
val _ =
wenzelm@62849
   709
  Outer_Syntax.command @{command_keyword hence} "old-style alias of \"then have\""
wenzelm@62849
   710
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   711
      Toplevel.proof' (fn int => Proof.chain #> Proof.have_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   712
wenzelm@62849
   713
val _ =
wenzelm@62849
   714
  Outer_Syntax.command @{command_keyword thus} "old-style alias of  \"then show\""
wenzelm@62849
   715
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   716
      Toplevel.proof' (fn int => Proof.chain #> Proof.show_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   717
wenzelm@62856
   718
in end\<close>
wenzelm@62849
   719
wenzelm@62856
   720
wenzelm@62856
   721
subsubsection \<open>Local facts\<close>
wenzelm@62856
   722
wenzelm@62856
   723
ML \<open>
wenzelm@62856
   724
local
wenzelm@62849
   725
wenzelm@62969
   726
val facts = Parse.and_list1 Parse.thms1;
wenzelm@62849
   727
wenzelm@62849
   728
val _ =
wenzelm@62849
   729
  Outer_Syntax.command @{command_keyword then} "forward chaining"
wenzelm@62849
   730
    (Scan.succeed (Toplevel.proof Proof.chain));
wenzelm@62849
   731
wenzelm@62849
   732
val _ =
wenzelm@62849
   733
  Outer_Syntax.command @{command_keyword from} "forward chaining from given facts"
wenzelm@62849
   734
    (facts >> (Toplevel.proof o Proof.from_thmss_cmd));
wenzelm@62849
   735
wenzelm@62849
   736
val _ =
wenzelm@62849
   737
  Outer_Syntax.command @{command_keyword with} "forward chaining from given and current facts"
wenzelm@62849
   738
    (facts >> (Toplevel.proof o Proof.with_thmss_cmd));
wenzelm@62849
   739
wenzelm@62849
   740
val _ =
wenzelm@62849
   741
  Outer_Syntax.command @{command_keyword note} "define facts"
wenzelm@62849
   742
    (Parse_Spec.name_facts >> (Toplevel.proof o Proof.note_thmss_cmd));
wenzelm@62849
   743
wenzelm@62849
   744
val _ =
wenzelm@62849
   745
  Outer_Syntax.command @{command_keyword supply} "define facts during goal refinement (unstructured)"
wenzelm@62849
   746
    (Parse_Spec.name_facts >> (Toplevel.proof o Proof.supply_cmd));
wenzelm@62849
   747
wenzelm@62849
   748
val _ =
wenzelm@62849
   749
  Outer_Syntax.command @{command_keyword using} "augment goal facts"
wenzelm@62849
   750
    (facts >> (Toplevel.proof o Proof.using_cmd));
wenzelm@62849
   751
wenzelm@62849
   752
val _ =
wenzelm@62849
   753
  Outer_Syntax.command @{command_keyword unfolding} "unfold definitions in goal and facts"
wenzelm@62849
   754
    (facts >> (Toplevel.proof o Proof.unfolding_cmd));
wenzelm@62849
   755
wenzelm@62856
   756
in end\<close>
wenzelm@62849
   757
wenzelm@62856
   758
wenzelm@62856
   759
subsubsection \<open>Proof context\<close>
wenzelm@62856
   760
wenzelm@62856
   761
ML \<open>
wenzelm@62856
   762
local
wenzelm@62856
   763
wenzelm@62856
   764
val structured_statement =
wenzelm@62856
   765
  Parse_Spec.statement -- Parse_Spec.if_statement' -- Parse.for_fixes
wenzelm@62856
   766
    >> (fn ((shows, assumes), fixes) => (fixes, assumes, shows));
wenzelm@62849
   767
wenzelm@62849
   768
val _ =
wenzelm@62849
   769
  Outer_Syntax.command @{command_keyword fix} "fix local variables (Skolem constants)"
wenzelm@63285
   770
    (Parse.vars >> (Toplevel.proof o Proof.fix_cmd));
wenzelm@62849
   771
wenzelm@62849
   772
val _ =
wenzelm@62849
   773
  Outer_Syntax.command @{command_keyword assume} "assume propositions"
wenzelm@62856
   774
    (structured_statement >> (fn (a, b, c) => Toplevel.proof (Proof.assume_cmd a b c)));
wenzelm@62849
   775
wenzelm@62849
   776
val _ =
wenzelm@62849
   777
  Outer_Syntax.command @{command_keyword presume} "assume propositions, to be established later"
wenzelm@62856
   778
    (structured_statement >> (fn (a, b, c) => Toplevel.proof (Proof.presume_cmd a b c)));
wenzelm@62849
   779
wenzelm@62849
   780
val _ =
wenzelm@63039
   781
  Outer_Syntax.command @{command_keyword define} "local definition (non-polymorphic)"
wenzelm@63285
   782
    ((Parse.vars --| Parse.where_) -- Parse_Spec.statement -- Parse.for_fixes
wenzelm@63039
   783
      >> (fn ((a, b), c) => Toplevel.proof (Proof.define_cmd a c b)));
wenzelm@63039
   784
wenzelm@63039
   785
val _ =
wenzelm@62849
   786
  Outer_Syntax.command @{command_keyword def} "local definition (non-polymorphic)"
wenzelm@62849
   787
    (Parse.and_list1
wenzelm@62849
   788
      (Parse_Spec.opt_thm_name ":" --
wenzelm@62849
   789
        ((Parse.binding -- Parse.opt_mixfix) --
wenzelm@64595
   790
          ((@{keyword \<equiv>} || @{keyword ==}) |-- Parse.!!! Parse.termp)))
wenzelm@63043
   791
    >> (fn args => Toplevel.proof (fn state =>
wenzelm@63043
   792
        (legacy_feature "Old 'def' command -- use 'define' instead"; Proof.def_cmd args state))));
wenzelm@62849
   793
wenzelm@62849
   794
val _ =
wenzelm@62849
   795
  Outer_Syntax.command @{command_keyword consider} "state cases rule"
wenzelm@62849
   796
    (Parse_Spec.obtains >> (Toplevel.proof' o Obtain.consider_cmd));
wenzelm@62849
   797
wenzelm@62849
   798
val _ =
wenzelm@62849
   799
  Outer_Syntax.command @{command_keyword obtain} "generalized elimination"
wenzelm@63285
   800
    (Parse.parbinding -- Scan.optional (Parse.vars --| Parse.where_) [] -- structured_statement
wenzelm@63059
   801
      >> (fn ((a, b), (c, d, e)) => Toplevel.proof' (Obtain.obtain_cmd a b c d e)));
wenzelm@62849
   802
wenzelm@62849
   803
val _ =
wenzelm@62849
   804
  Outer_Syntax.command @{command_keyword guess} "wild guessing (unstructured)"
wenzelm@63285
   805
    (Scan.optional Parse.vars [] >> (Toplevel.proof' o Obtain.guess_cmd));
wenzelm@62849
   806
wenzelm@62849
   807
val _ =
wenzelm@62849
   808
  Outer_Syntax.command @{command_keyword let} "bind text variables"
wenzelm@64595
   809
    (Parse.and_list1 (Parse.and_list1 Parse.term -- (@{keyword =} |-- Parse.term))
wenzelm@62849
   810
      >> (Toplevel.proof o Proof.let_bind_cmd));
wenzelm@62849
   811
wenzelm@62849
   812
val _ =
wenzelm@62849
   813
  Outer_Syntax.command @{command_keyword write} "add concrete syntax for constants / fixed variables"
wenzelm@62856
   814
    (Parse.syntax_mode -- Parse.and_list1 (Parse.const -- Parse.mixfix)
wenzelm@62849
   815
    >> (fn (mode, args) => Toplevel.proof (Proof.write_cmd mode args)));
wenzelm@62849
   816
wenzelm@62849
   817
val _ =
wenzelm@62849
   818
  Outer_Syntax.command @{command_keyword case} "invoke local context"
wenzelm@62849
   819
    (Parse_Spec.opt_thm_name ":" --
wenzelm@62849
   820
      (@{keyword "("} |--
wenzelm@62969
   821
        Parse.!!! (Parse.position Parse.name -- Scan.repeat (Parse.maybe Parse.binding)
wenzelm@62849
   822
          --| @{keyword ")"}) ||
wenzelm@62969
   823
        Parse.position Parse.name >> rpair []) >> (Toplevel.proof o Proof.case_cmd));
wenzelm@62849
   824
wenzelm@62856
   825
in end\<close>
wenzelm@62849
   826
wenzelm@62856
   827
wenzelm@62856
   828
subsubsection \<open>Proof structure\<close>
wenzelm@62856
   829
wenzelm@62856
   830
ML \<open>
wenzelm@62856
   831
local
wenzelm@62849
   832
wenzelm@62849
   833
val _ =
wenzelm@62849
   834
  Outer_Syntax.command @{command_keyword "{"} "begin explicit proof block"
wenzelm@62849
   835
    (Scan.succeed (Toplevel.proof Proof.begin_block));
wenzelm@62849
   836
wenzelm@62849
   837
val _ =
wenzelm@62849
   838
  Outer_Syntax.command @{command_keyword "}"} "end explicit proof block"
wenzelm@62849
   839
    (Scan.succeed (Toplevel.proof Proof.end_block));
wenzelm@62849
   840
wenzelm@62849
   841
val _ =
wenzelm@62849
   842
  Outer_Syntax.command @{command_keyword next} "enter next proof block"
wenzelm@62849
   843
    (Scan.succeed (Toplevel.proof Proof.next_block));
wenzelm@62849
   844
wenzelm@62856
   845
in end\<close>
wenzelm@62849
   846
wenzelm@62856
   847
wenzelm@62856
   848
subsubsection \<open>End proof\<close>
wenzelm@62856
   849
wenzelm@62856
   850
ML \<open>
wenzelm@62856
   851
local
wenzelm@62849
   852
wenzelm@62849
   853
val _ =
wenzelm@62849
   854
  Outer_Syntax.command @{command_keyword qed} "conclude proof"
wenzelm@62849
   855
    (Scan.option Method.parse >> (fn m =>
wenzelm@62849
   856
     (Option.map Method.report m;
wenzelm@62849
   857
      Isar_Cmd.qed m)));
wenzelm@62849
   858
wenzelm@62849
   859
val _ =
wenzelm@62849
   860
  Outer_Syntax.command @{command_keyword by} "terminal backward proof"
wenzelm@62849
   861
    (Method.parse -- Scan.option Method.parse >> (fn (m1, m2) =>
wenzelm@62849
   862
     (Method.report m1;
wenzelm@62849
   863
      Option.map Method.report m2;
wenzelm@62849
   864
      Isar_Cmd.terminal_proof (m1, m2))));
wenzelm@62849
   865
wenzelm@62849
   866
val _ =
wenzelm@62849
   867
  Outer_Syntax.command @{command_keyword ".."} "default proof"
wenzelm@62849
   868
    (Scan.succeed Isar_Cmd.default_proof);
wenzelm@62849
   869
wenzelm@62849
   870
val _ =
wenzelm@62849
   871
  Outer_Syntax.command @{command_keyword "."} "immediate proof"
wenzelm@62849
   872
    (Scan.succeed Isar_Cmd.immediate_proof);
wenzelm@62849
   873
wenzelm@62849
   874
val _ =
wenzelm@62849
   875
  Outer_Syntax.command @{command_keyword done} "done proof"
wenzelm@62849
   876
    (Scan.succeed Isar_Cmd.done_proof);
wenzelm@62849
   877
wenzelm@62849
   878
val _ =
wenzelm@62849
   879
  Outer_Syntax.command @{command_keyword sorry} "skip proof (quick-and-dirty mode only!)"
wenzelm@62849
   880
    (Scan.succeed Isar_Cmd.skip_proof);
wenzelm@62849
   881
wenzelm@62849
   882
val _ =
wenzelm@63342
   883
  Outer_Syntax.command @{command_keyword \<proof>} "dummy proof (quick-and-dirty mode only!)"
wenzelm@62849
   884
    (Scan.succeed Isar_Cmd.skip_proof);
wenzelm@62849
   885
wenzelm@62849
   886
val _ =
wenzelm@62849
   887
  Outer_Syntax.command @{command_keyword oops} "forget proof"
wenzelm@62849
   888
    (Scan.succeed (Toplevel.forget_proof true));
wenzelm@62849
   889
wenzelm@62856
   890
in end\<close>
wenzelm@62849
   891
wenzelm@62856
   892
wenzelm@62856
   893
subsubsection \<open>Proof steps\<close>
wenzelm@62856
   894
wenzelm@62856
   895
ML \<open>
wenzelm@62856
   896
local
wenzelm@62849
   897
wenzelm@62849
   898
val _ =
wenzelm@62849
   899
  Outer_Syntax.command @{command_keyword defer} "shuffle internal proof state"
wenzelm@62849
   900
    (Scan.optional Parse.nat 1 >> (Toplevel.proof o Proof.defer));
wenzelm@62849
   901
wenzelm@62849
   902
val _ =
wenzelm@62849
   903
  Outer_Syntax.command @{command_keyword prefer} "shuffle internal proof state"
wenzelm@62849
   904
    (Parse.nat >> (Toplevel.proof o Proof.prefer));
wenzelm@62849
   905
wenzelm@62849
   906
val _ =
wenzelm@62849
   907
  Outer_Syntax.command @{command_keyword apply} "initial goal refinement step (unstructured)"
wenzelm@62849
   908
    (Method.parse >> (fn m => (Method.report m; Toplevel.proofs (Proof.apply m))));
wenzelm@62849
   909
wenzelm@62849
   910
val _ =
wenzelm@62849
   911
  Outer_Syntax.command @{command_keyword apply_end} "terminal goal refinement step (unstructured)"
wenzelm@62849
   912
    (Method.parse >> (fn m => (Method.report m; Toplevel.proofs (Proof.apply_end m))));
wenzelm@62849
   913
wenzelm@62849
   914
val _ =
wenzelm@62849
   915
  Outer_Syntax.command @{command_keyword proof} "backward proof step"
wenzelm@62849
   916
    (Scan.option Method.parse >> (fn m =>
wenzelm@63513
   917
      (Option.map Method.report m;
wenzelm@63513
   918
       Toplevel.proof (fn state =>
wenzelm@63513
   919
         let
wenzelm@63513
   920
          val state' = state |> Proof.proof m |> Seq.the_result "";
wenzelm@63513
   921
          val _ =
wenzelm@63513
   922
            Output.information
wenzelm@63513
   923
              (Proof_Context.print_cases_proof (Proof.context_of state) (Proof.context_of state'));
wenzelm@63513
   924
        in state' end))))
wenzelm@62849
   925
wenzelm@62856
   926
in end\<close>
wenzelm@62849
   927
wenzelm@62849
   928
wenzelm@62856
   929
subsubsection \<open>Subgoal focus\<close>
wenzelm@62856
   930
wenzelm@62856
   931
ML \<open>
wenzelm@62849
   932
local
wenzelm@62849
   933
wenzelm@62849
   934
val opt_fact_binding =
wenzelm@62849
   935
  Scan.optional (Parse.binding -- Parse.opt_attribs || Parse.attribs >> pair Binding.empty)
wenzelm@63352
   936
    Binding.empty_atts;
wenzelm@62849
   937
wenzelm@62849
   938
val for_params =
wenzelm@62849
   939
  Scan.optional
wenzelm@64595
   940
    (@{keyword for} |--
wenzelm@62849
   941
      Parse.!!! ((Scan.option Parse.dots >> is_some) --
wenzelm@62849
   942
        (Scan.repeat1 (Parse.position (Parse.maybe Parse.name)))))
wenzelm@62849
   943
    (false, []);
wenzelm@62849
   944
wenzelm@62849
   945
val _ =
wenzelm@62849
   946
  Outer_Syntax.command @{command_keyword subgoal}
wenzelm@62849
   947
    "focus on first subgoal within backward refinement"
wenzelm@64595
   948
    (opt_fact_binding -- (Scan.option (@{keyword premises} |-- Parse.!!! opt_fact_binding)) --
wenzelm@62849
   949
      for_params >> (fn ((a, b), c) =>
wenzelm@62849
   950
        Toplevel.proofs (Seq.make_results o Seq.single o #2 o Subgoal.subgoal_cmd a b c)));
wenzelm@62849
   951
wenzelm@62856
   952
in end\<close>
wenzelm@62849
   953
wenzelm@62849
   954
wenzelm@62856
   955
subsubsection \<open>Calculation\<close>
wenzelm@62856
   956
wenzelm@62856
   957
ML \<open>
wenzelm@62856
   958
local
wenzelm@62849
   959
wenzelm@62849
   960
val calculation_args =
wenzelm@62969
   961
  Scan.option (@{keyword "("} |-- Parse.!!! ((Parse.thms1 --| @{keyword ")"})));
wenzelm@62849
   962
wenzelm@62849
   963
val _ =
wenzelm@62849
   964
  Outer_Syntax.command @{command_keyword also} "combine calculation and current facts"
wenzelm@62849
   965
    (calculation_args >> (Toplevel.proofs' o Calculation.also_cmd));
wenzelm@62849
   966
wenzelm@62849
   967
val _ =
wenzelm@62849
   968
  Outer_Syntax.command @{command_keyword finally}
wenzelm@62849
   969
    "combine calculation and current facts, exhibit result"
wenzelm@62849
   970
    (calculation_args >> (Toplevel.proofs' o Calculation.finally_cmd));
wenzelm@62849
   971
wenzelm@62849
   972
val _ =
wenzelm@62849
   973
  Outer_Syntax.command @{command_keyword moreover} "augment calculation by current facts"
wenzelm@62849
   974
    (Scan.succeed (Toplevel.proof' Calculation.moreover));
wenzelm@62849
   975
wenzelm@62849
   976
val _ =
wenzelm@62849
   977
  Outer_Syntax.command @{command_keyword ultimately}
wenzelm@62849
   978
    "augment calculation by current facts, exhibit result"
wenzelm@62849
   979
    (Scan.succeed (Toplevel.proof' Calculation.ultimately));
wenzelm@62849
   980
wenzelm@62849
   981
val _ =
wenzelm@62849
   982
  Outer_Syntax.command @{command_keyword print_trans_rules} "print transitivity rules"
wenzelm@62849
   983
    (Scan.succeed (Toplevel.keep (Calculation.print_rules o Toplevel.context_of)));
wenzelm@62849
   984
wenzelm@62856
   985
in end\<close>
wenzelm@62849
   986
wenzelm@62856
   987
wenzelm@62856
   988
subsubsection \<open>Proof navigation\<close>
wenzelm@62856
   989
wenzelm@62856
   990
ML \<open>
wenzelm@62856
   991
local
wenzelm@62849
   992
wenzelm@62849
   993
fun report_back () =
wenzelm@64677
   994
  Output.report [Markup.markup (Markup.bad ()) "Explicit backtracking"];
wenzelm@62849
   995
wenzelm@62849
   996
val _ =
wenzelm@62849
   997
  Outer_Syntax.command @{command_keyword back} "explicit backtracking of proof command"
wenzelm@62849
   998
    (Scan.succeed
wenzelm@62849
   999
     (Toplevel.actual_proof (fn prf => (report_back (); Proof_Node.back prf)) o
wenzelm@62849
  1000
      Toplevel.skip_proof report_back));
wenzelm@62849
  1001
wenzelm@62856
  1002
in end\<close>
wenzelm@62849
  1003
wenzelm@62849
  1004
wenzelm@62856
  1005
subsection \<open>Diagnostic commands (for interactive mode only)\<close>
wenzelm@62856
  1006
wenzelm@62856
  1007
ML \<open>
wenzelm@62856
  1008
local
wenzelm@62849
  1009
wenzelm@62849
  1010
val opt_modes =
wenzelm@62969
  1011
  Scan.optional (@{keyword "("} |-- Parse.!!! (Scan.repeat1 Parse.name --| @{keyword ")"})) [];
wenzelm@62849
  1012
wenzelm@62849
  1013
val _ =
wenzelm@62849
  1014
  Outer_Syntax.command @{command_keyword help}
wenzelm@62849
  1015
    "retrieve outer syntax commands according to name patterns"
wenzelm@62849
  1016
    (Scan.repeat Parse.name >>
wenzelm@62849
  1017
      (fn pats => Toplevel.keep (fn st => Outer_Syntax.help (Toplevel.theory_of st) pats)));
wenzelm@62849
  1018
wenzelm@62849
  1019
val _ =
wenzelm@62849
  1020
  Outer_Syntax.command @{command_keyword print_commands} "print outer syntax commands"
wenzelm@62849
  1021
    (Scan.succeed (Toplevel.keep (Outer_Syntax.print_commands o Toplevel.theory_of)));
wenzelm@62849
  1022
wenzelm@62849
  1023
val _ =
wenzelm@62849
  1024
  Outer_Syntax.command @{command_keyword print_options} "print configuration options"
wenzelm@62849
  1025
    (Parse.opt_bang >> (fn b => Toplevel.keep (Attrib.print_options b o Toplevel.context_of)));
wenzelm@62849
  1026
wenzelm@62849
  1027
val _ =
wenzelm@62849
  1028
  Outer_Syntax.command @{command_keyword print_context}
wenzelm@62849
  1029
    "print context of local theory target"
wenzelm@62849
  1030
    (Scan.succeed (Toplevel.keep (Pretty.writeln_chunks o Toplevel.pretty_context)));
wenzelm@62849
  1031
wenzelm@62849
  1032
val _ =
wenzelm@62849
  1033
  Outer_Syntax.command @{command_keyword print_theory}
wenzelm@62849
  1034
    "print logical theory contents"
wenzelm@62849
  1035
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1036
      Toplevel.keep (Pretty.writeln o Proof_Display.pretty_theory b o Toplevel.context_of)));
wenzelm@62849
  1037
wenzelm@62849
  1038
val _ =
wenzelm@62849
  1039
  Outer_Syntax.command @{command_keyword print_definitions}
wenzelm@62849
  1040
    "print dependencies of definitional theory content"
wenzelm@62849
  1041
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1042
      Toplevel.keep (Pretty.writeln o Proof_Display.pretty_definitions b o Toplevel.context_of)));
wenzelm@62849
  1043
wenzelm@62849
  1044
val _ =
wenzelm@62849
  1045
  Outer_Syntax.command @{command_keyword print_syntax}
wenzelm@62849
  1046
    "print inner syntax of context"
wenzelm@62849
  1047
    (Scan.succeed (Toplevel.keep (Proof_Context.print_syntax o Toplevel.context_of)));
wenzelm@62849
  1048
wenzelm@62849
  1049
val _ =
wenzelm@62849
  1050
  Outer_Syntax.command @{command_keyword print_defn_rules}
wenzelm@62849
  1051
    "print definitional rewrite rules of context"
wenzelm@62849
  1052
    (Scan.succeed (Toplevel.keep (Local_Defs.print_rules o Toplevel.context_of)));
wenzelm@62849
  1053
wenzelm@62849
  1054
val _ =
wenzelm@62849
  1055
  Outer_Syntax.command @{command_keyword print_abbrevs}
wenzelm@62849
  1056
    "print constant abbreviations of context"
wenzelm@62849
  1057
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1058
      Toplevel.keep (Proof_Context.print_abbrevs b o Toplevel.context_of)));
wenzelm@62849
  1059
wenzelm@62849
  1060
val _ =
wenzelm@62849
  1061
  Outer_Syntax.command @{command_keyword print_theorems}
wenzelm@62849
  1062
    "print theorems of local theory or proof context"
wenzelm@62849
  1063
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1064
      Toplevel.keep (Pretty.writeln o Pretty.chunks o Isar_Cmd.pretty_theorems b)));
wenzelm@62849
  1065
wenzelm@62849
  1066
val _ =
wenzelm@62849
  1067
  Outer_Syntax.command @{command_keyword print_locales}
wenzelm@62849
  1068
    "print locales of this theory"
wenzelm@62849
  1069
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1070
      Toplevel.keep (Locale.print_locales b o Toplevel.theory_of)));
wenzelm@62849
  1071
wenzelm@62849
  1072
val _ =
wenzelm@62849
  1073
  Outer_Syntax.command @{command_keyword print_classes}
wenzelm@62849
  1074
    "print classes of this theory"
wenzelm@62849
  1075
    (Scan.succeed (Toplevel.keep (Class.print_classes o Toplevel.context_of)));
wenzelm@62849
  1076
wenzelm@62849
  1077
val _ =
wenzelm@62849
  1078
  Outer_Syntax.command @{command_keyword print_locale}
wenzelm@62849
  1079
    "print locale of this theory"
wenzelm@62969
  1080
    (Parse.opt_bang -- Parse.position Parse.name >> (fn (b, name) =>
wenzelm@62849
  1081
      Toplevel.keep (fn state => Locale.print_locale (Toplevel.theory_of state) b name)));
wenzelm@62849
  1082
wenzelm@62849
  1083
val _ =
wenzelm@62849
  1084
  Outer_Syntax.command @{command_keyword print_interps}
wenzelm@62849
  1085
    "print interpretations of locale for this theory or proof context"
wenzelm@62969
  1086
    (Parse.position Parse.name >> (fn name =>
wenzelm@62849
  1087
      Toplevel.keep (fn state => Locale.print_registrations (Toplevel.context_of state) name)));
wenzelm@62849
  1088
wenzelm@62849
  1089
val _ =
wenzelm@62849
  1090
  Outer_Syntax.command @{command_keyword print_dependencies}
wenzelm@62849
  1091
    "print dependencies of locale expression"
wenzelm@62849
  1092
    (Parse.opt_bang -- Parse_Spec.locale_expression >> (fn (b, expr) =>
wenzelm@62849
  1093
      Toplevel.keep (fn state => Expression.print_dependencies (Toplevel.context_of state) b expr)));
wenzelm@62849
  1094
wenzelm@62849
  1095
val _ =
wenzelm@62849
  1096
  Outer_Syntax.command @{command_keyword print_attributes}
wenzelm@62849
  1097
    "print attributes of this theory"
wenzelm@62849
  1098
    (Parse.opt_bang >> (fn b => Toplevel.keep (Attrib.print_attributes b o Toplevel.context_of)));
wenzelm@62849
  1099
wenzelm@62849
  1100
val _ =
wenzelm@62849
  1101
  Outer_Syntax.command @{command_keyword print_simpset}
wenzelm@62849
  1102
    "print context of Simplifier"
wenzelm@62849
  1103
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1104
      Toplevel.keep (Pretty.writeln o Simplifier.pretty_simpset b o Toplevel.context_of)));
wenzelm@62849
  1105
wenzelm@62849
  1106
val _ =
wenzelm@62849
  1107
  Outer_Syntax.command @{command_keyword print_rules} "print intro/elim rules"
wenzelm@62849
  1108
    (Scan.succeed (Toplevel.keep (Context_Rules.print_rules o Toplevel.context_of)));
wenzelm@62849
  1109
wenzelm@62849
  1110
val _ =
wenzelm@62849
  1111
  Outer_Syntax.command @{command_keyword print_methods} "print methods of this theory"
wenzelm@62849
  1112
    (Parse.opt_bang >> (fn b => Toplevel.keep (Method.print_methods b o Toplevel.context_of)));
wenzelm@62849
  1113
wenzelm@62849
  1114
val _ =
wenzelm@62849
  1115
  Outer_Syntax.command @{command_keyword print_antiquotations}
wenzelm@62849
  1116
    "print document antiquotations"
wenzelm@62849
  1117
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1118
      Toplevel.keep (Thy_Output.print_antiquotations b o Toplevel.context_of)));
wenzelm@62849
  1119
wenzelm@62849
  1120
val _ =
wenzelm@62849
  1121
  Outer_Syntax.command @{command_keyword print_ML_antiquotations}
wenzelm@62849
  1122
    "print ML antiquotations"
wenzelm@62849
  1123
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1124
      Toplevel.keep (ML_Context.print_antiquotations b o Toplevel.context_of)));
wenzelm@62849
  1125
wenzelm@62849
  1126
val _ =
wenzelm@62849
  1127
  Outer_Syntax.command @{command_keyword locale_deps} "visualize locale dependencies"
wenzelm@62849
  1128
    (Scan.succeed
wenzelm@62849
  1129
      (Toplevel.keep (Toplevel.theory_of #> (fn thy =>
wenzelm@62849
  1130
        Locale.pretty_locale_deps thy
wenzelm@62849
  1131
        |> map (fn {name, parents, body} =>
wenzelm@62849
  1132
          ((name, Graph_Display.content_node (Locale.extern thy name) [body]), parents))
wenzelm@62849
  1133
        |> Graph_Display.display_graph_old))));
wenzelm@62849
  1134
wenzelm@62849
  1135
val _ =
wenzelm@62849
  1136
  Outer_Syntax.command @{command_keyword print_term_bindings}
wenzelm@62849
  1137
    "print term bindings of proof context"
wenzelm@62849
  1138
    (Scan.succeed
wenzelm@62849
  1139
      (Toplevel.keep
wenzelm@62849
  1140
        (Pretty.writeln_chunks o Proof_Context.pretty_term_bindings o Toplevel.context_of)));
wenzelm@62849
  1141
wenzelm@62849
  1142
val _ =
wenzelm@62849
  1143
  Outer_Syntax.command @{command_keyword print_facts} "print facts of proof context"
wenzelm@62849
  1144
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1145
      Toplevel.keep (Proof_Context.print_local_facts b o Toplevel.context_of)));
wenzelm@62849
  1146
wenzelm@62849
  1147
val _ =
wenzelm@62849
  1148
  Outer_Syntax.command @{command_keyword print_cases} "print cases of proof context"
wenzelm@62849
  1149
    (Scan.succeed
wenzelm@62849
  1150
      (Toplevel.keep (Pretty.writeln_chunks o Proof_Context.pretty_cases o Toplevel.context_of)));
wenzelm@62849
  1151
wenzelm@62849
  1152
val _ =
wenzelm@62849
  1153
  Outer_Syntax.command @{command_keyword print_statement}
wenzelm@62849
  1154
    "print theorems as long statements"
wenzelm@62969
  1155
    (opt_modes -- Parse.thms1 >> Isar_Cmd.print_stmts);
wenzelm@62849
  1156
wenzelm@62849
  1157
val _ =
wenzelm@62849
  1158
  Outer_Syntax.command @{command_keyword thm} "print theorems"
wenzelm@62969
  1159
    (opt_modes -- Parse.thms1 >> Isar_Cmd.print_thms);
wenzelm@62849
  1160
wenzelm@62849
  1161
val _ =
wenzelm@62849
  1162
  Outer_Syntax.command @{command_keyword prf} "print proof terms of theorems"
wenzelm@62969
  1163
    (opt_modes -- Scan.option Parse.thms1 >> Isar_Cmd.print_prfs false);
wenzelm@62849
  1164
wenzelm@62849
  1165
val _ =
wenzelm@62849
  1166
  Outer_Syntax.command @{command_keyword full_prf} "print full proof terms of theorems"
wenzelm@62969
  1167
    (opt_modes -- Scan.option Parse.thms1 >> Isar_Cmd.print_prfs true);
wenzelm@62849
  1168
wenzelm@62849
  1169
val _ =
wenzelm@62849
  1170
  Outer_Syntax.command @{command_keyword prop} "read and print proposition"
wenzelm@62849
  1171
    (opt_modes -- Parse.term >> Isar_Cmd.print_prop);
wenzelm@62849
  1172
wenzelm@62849
  1173
val _ =
wenzelm@62849
  1174
  Outer_Syntax.command @{command_keyword term} "read and print term"
wenzelm@62849
  1175
    (opt_modes -- Parse.term >> Isar_Cmd.print_term);
wenzelm@62849
  1176
wenzelm@62849
  1177
val _ =
wenzelm@62849
  1178
  Outer_Syntax.command @{command_keyword typ} "read and print type"
wenzelm@64595
  1179
    (opt_modes -- (Parse.typ -- Scan.option (@{keyword ::} |-- Parse.!!! Parse.sort))
wenzelm@62849
  1180
      >> Isar_Cmd.print_type);
wenzelm@62849
  1181
wenzelm@62849
  1182
val _ =
wenzelm@62849
  1183
  Outer_Syntax.command @{command_keyword print_codesetup} "print code generator setup"
wenzelm@62849
  1184
    (Scan.succeed (Toplevel.keep (Code.print_codesetup o Toplevel.theory_of)));
wenzelm@62849
  1185
wenzelm@62849
  1186
val _ =
wenzelm@62849
  1187
  Outer_Syntax.command @{command_keyword print_state}
wenzelm@62849
  1188
    "print current proof state (if present)"
wenzelm@62849
  1189
    (opt_modes >> (fn modes =>
wenzelm@62849
  1190
      Toplevel.keep (Print_Mode.with_modes modes (Output.state o Toplevel.string_of_state))));
wenzelm@62849
  1191
wenzelm@62849
  1192
val _ =
wenzelm@62849
  1193
  Outer_Syntax.command @{command_keyword welcome} "print welcome message"
wenzelm@62849
  1194
    (Scan.succeed (Toplevel.keep (fn _ => writeln (Session.welcome ()))));
wenzelm@62849
  1195
wenzelm@62849
  1196
val _ =
wenzelm@62849
  1197
  Outer_Syntax.command @{command_keyword display_drafts}
wenzelm@62849
  1198
    "display raw source files with symbols"
wenzelm@62849
  1199
    (Scan.repeat1 Parse.path >> (fn names =>
wenzelm@62849
  1200
      Toplevel.keep (fn _ => ignore (Present.display_drafts (map Path.explode names)))));
wenzelm@62849
  1201
wenzelm@62856
  1202
in end\<close>
wenzelm@62849
  1203
wenzelm@62849
  1204
wenzelm@62856
  1205
subsection \<open>Dependencies\<close>
wenzelm@62856
  1206
wenzelm@62856
  1207
ML \<open>
wenzelm@62849
  1208
local
wenzelm@62856
  1209
wenzelm@62856
  1210
val theory_bounds =
wenzelm@62969
  1211
  Parse.position Parse.theory_name >> single ||
wenzelm@62969
  1212
  (@{keyword "("} |-- Parse.enum "|" (Parse.position Parse.theory_name) --| @{keyword ")"});
wenzelm@62849
  1213
wenzelm@62849
  1214
val _ =
wenzelm@62849
  1215
  Outer_Syntax.command @{command_keyword thy_deps} "visualize theory dependencies"
wenzelm@62849
  1216
    (Scan.option theory_bounds -- Scan.option theory_bounds >>
wenzelm@62849
  1217
      (fn args => Toplevel.keep (fn st => Thy_Deps.thy_deps_cmd (Toplevel.context_of st) args)));
wenzelm@62849
  1218
wenzelm@62849
  1219
wenzelm@62856
  1220
val class_bounds =
wenzelm@62856
  1221
  Parse.sort >> single ||
wenzelm@62856
  1222
  (@{keyword "("} |-- Parse.enum "|" Parse.sort --| @{keyword ")"});
wenzelm@62849
  1223
wenzelm@62849
  1224
val _ =
wenzelm@62849
  1225
  Outer_Syntax.command @{command_keyword class_deps} "visualize class dependencies"
wenzelm@62849
  1226
    (Scan.option class_bounds -- Scan.option class_bounds >> (fn args =>
wenzelm@62849
  1227
      Toplevel.keep (fn st => Class_Deps.class_deps_cmd (Toplevel.context_of st) args)));
wenzelm@62849
  1228
wenzelm@62849
  1229
wenzelm@62849
  1230
val _ =
wenzelm@62849
  1231
  Outer_Syntax.command @{command_keyword thm_deps} "visualize theorem dependencies"
wenzelm@62969
  1232
    (Parse.thms1 >> (fn args =>
wenzelm@62849
  1233
      Toplevel.keep (fn st =>
wenzelm@62849
  1234
        Thm_Deps.thm_deps (Toplevel.theory_of st)
wenzelm@62849
  1235
          (Attrib.eval_thms (Toplevel.context_of st) args))));
wenzelm@62849
  1236
wenzelm@62856
  1237
wenzelm@62856
  1238
val thy_names =
wenzelm@62969
  1239
  Scan.repeat1 (Scan.unless Parse.minus (Parse.position Parse.theory_name));
wenzelm@62849
  1240
wenzelm@62849
  1241
val _ =
wenzelm@62849
  1242
  Outer_Syntax.command @{command_keyword unused_thms} "find unused theorems"
wenzelm@62849
  1243
    (Scan.option ((thy_names --| Parse.minus) -- Scan.option thy_names) >> (fn opt_range =>
wenzelm@62849
  1244
        Toplevel.keep (fn st =>
wenzelm@62849
  1245
          let
wenzelm@62849
  1246
            val thy = Toplevel.theory_of st;
wenzelm@62849
  1247
            val ctxt = Toplevel.context_of st;
wenzelm@62849
  1248
            fun pretty_thm (a, th) = Proof_Context.pretty_fact ctxt (a, [th]);
wenzelm@62849
  1249
            val check = Theory.check ctxt;
wenzelm@62849
  1250
          in
wenzelm@62849
  1251
            Thm_Deps.unused_thms
wenzelm@62849
  1252
              (case opt_range of
wenzelm@62849
  1253
                NONE => (Theory.parents_of thy, [thy])
wenzelm@62849
  1254
              | SOME (xs, NONE) => (map check xs, [thy])
wenzelm@62849
  1255
              | SOME (xs, SOME ys) => (map check xs, map check ys))
wenzelm@62849
  1256
            |> map pretty_thm |> Pretty.writeln_chunks
wenzelm@62849
  1257
          end)));
wenzelm@62849
  1258
wenzelm@62856
  1259
in end\<close>
wenzelm@62849
  1260
wenzelm@62849
  1261
wenzelm@62856
  1262
subsubsection \<open>Find consts and theorems\<close>
wenzelm@62856
  1263
wenzelm@62856
  1264
ML \<open>
wenzelm@62856
  1265
local
wenzelm@62849
  1266
wenzelm@62849
  1267
val _ =
wenzelm@62849
  1268
  Outer_Syntax.command @{command_keyword find_consts}
wenzelm@62849
  1269
    "find constants by name / type patterns"
wenzelm@62849
  1270
    (Find_Consts.query_parser >> (fn spec =>
wenzelm@62849
  1271
      Toplevel.keep (fn st =>
wenzelm@62849
  1272
        Pretty.writeln (Find_Consts.pretty_consts (Toplevel.context_of st) spec))));
wenzelm@62849
  1273
wenzelm@62856
  1274
val options =
wenzelm@62856
  1275
  Scan.optional
wenzelm@62856
  1276
    (Parse.$$$ "(" |--
wenzelm@62856
  1277
      Parse.!!! (Scan.option Parse.nat --
wenzelm@62856
  1278
        Scan.optional (Parse.reserved "with_dups" >> K false) true --| Parse.$$$ ")"))
wenzelm@62856
  1279
    (NONE, true);
wenzelm@62849
  1280
wenzelm@62849
  1281
val _ =
wenzelm@62849
  1282
  Outer_Syntax.command @{command_keyword find_theorems}
wenzelm@62849
  1283
    "find theorems meeting specified criteria"
wenzelm@62849
  1284
    (options -- Find_Theorems.query_parser >> (fn ((opt_lim, rem_dups), spec) =>
wenzelm@62849
  1285
      Toplevel.keep (fn st =>
wenzelm@62849
  1286
        Pretty.writeln
wenzelm@62849
  1287
          (Find_Theorems.pretty_theorems (Find_Theorems.proof_state st) opt_lim rem_dups spec))));
wenzelm@62849
  1288
wenzelm@62856
  1289
in end\<close>
wenzelm@62849
  1290
wenzelm@62849
  1291
wenzelm@62856
  1292
subsection \<open>Code generation\<close>
wenzelm@62849
  1293
wenzelm@62856
  1294
ML \<open>
wenzelm@62856
  1295
local
wenzelm@62856
  1296
wenzelm@62856
  1297
val _ =
wenzelm@62856
  1298
  Outer_Syntax.command @{command_keyword code_datatype}
wenzelm@62856
  1299
    "define set of code datatype constructors"
wenzelm@62856
  1300
    (Scan.repeat1 Parse.term >> (Toplevel.theory o Code.add_datatype_cmd));
wenzelm@62856
  1301
wenzelm@62856
  1302
in end\<close>
wenzelm@62856
  1303
wenzelm@62856
  1304
wenzelm@62856
  1305
subsection \<open>Extraction of programs from proofs\<close>
wenzelm@62856
  1306
wenzelm@62856
  1307
ML \<open>
wenzelm@62856
  1308
local
wenzelm@62849
  1309
wenzelm@62849
  1310
val parse_vars = Scan.optional (Parse.$$$ "(" |-- Parse.list1 Parse.name --| Parse.$$$ ")") [];
wenzelm@62849
  1311
wenzelm@62849
  1312
val _ =
wenzelm@62849
  1313
  Outer_Syntax.command @{command_keyword realizers}
wenzelm@62849
  1314
    "specify realizers for primitive axioms / theorems, together with correctness proof"
wenzelm@62969
  1315
    (Scan.repeat1 (Parse.name -- parse_vars --| Parse.$$$ ":" -- Parse.string -- Parse.string) >>
wenzelm@62849
  1316
     (fn xs => Toplevel.theory (fn thy => Extraction.add_realizers
wenzelm@62849
  1317
       (map (fn (((a, vs), s1), s2) => (Global_Theory.get_thm thy a, (vs, s1, s2))) xs) thy)));
wenzelm@62849
  1318
wenzelm@62849
  1319
val _ =
wenzelm@62849
  1320
  Outer_Syntax.command @{command_keyword realizability}
wenzelm@62849
  1321
    "add equations characterizing realizability"
wenzelm@62849
  1322
    (Scan.repeat1 Parse.string >> (Toplevel.theory o Extraction.add_realizes_eqns));
wenzelm@62849
  1323
wenzelm@62849
  1324
val _ =
wenzelm@62849
  1325
  Outer_Syntax.command @{command_keyword extract_type}
wenzelm@62849
  1326
    "add equations characterizing type of extracted program"
wenzelm@62849
  1327
    (Scan.repeat1 Parse.string >> (Toplevel.theory o Extraction.add_typeof_eqns));
wenzelm@62849
  1328
wenzelm@62849
  1329
val _ =
wenzelm@62849
  1330
  Outer_Syntax.command @{command_keyword extract} "extract terms from proofs"
wenzelm@62969
  1331
    (Scan.repeat1 (Parse.name -- parse_vars) >> (fn xs => Toplevel.theory (fn thy =>
wenzelm@62849
  1332
      Extraction.extract (map (apfst (Global_Theory.get_thm thy)) xs) thy)));
wenzelm@62849
  1333
wenzelm@62856
  1334
in end\<close>
wenzelm@62849
  1335
wenzelm@62849
  1336
wenzelm@62944
  1337
section \<open>Auxiliary lemmas\<close>
wenzelm@20627
  1338
wenzelm@58611
  1339
subsection \<open>Meta-level connectives in assumptions\<close>
wenzelm@15803
  1340
wenzelm@15803
  1341
lemma meta_mp:
wenzelm@58612
  1342
  assumes "PROP P \<Longrightarrow> PROP Q" and "PROP P"
wenzelm@15803
  1343
  shows "PROP Q"
wenzelm@58612
  1344
    by (rule \<open>PROP P \<Longrightarrow> PROP Q\<close> [OF \<open>PROP P\<close>])
wenzelm@15803
  1345
nipkow@23432
  1346
lemmas meta_impE = meta_mp [elim_format]
nipkow@23432
  1347
wenzelm@15803
  1348
lemma meta_spec:
wenzelm@58612
  1349
  assumes "\<And>x. PROP P x"
wenzelm@26958
  1350
  shows "PROP P x"
wenzelm@58612
  1351
    by (rule \<open>\<And>x. PROP P x\<close>)
wenzelm@15803
  1352
wenzelm@15803
  1353
lemmas meta_allE = meta_spec [elim_format]
wenzelm@15803
  1354
wenzelm@26570
  1355
lemma swap_params:
wenzelm@58612
  1356
  "(\<And>x y. PROP P x y) \<equiv> (\<And>y x. PROP P x y)" ..
wenzelm@26570
  1357
wenzelm@18466
  1358
wenzelm@58611
  1359
subsection \<open>Meta-level conjunction\<close>
wenzelm@18466
  1360
wenzelm@18466
  1361
lemma all_conjunction:
wenzelm@58612
  1362
  "(\<And>x. PROP A x &&& PROP B x) \<equiv> ((\<And>x. PROP A x) &&& (\<And>x. PROP B x))"
wenzelm@18466
  1363
proof
wenzelm@58612
  1364
  assume conj: "\<And>x. PROP A x &&& PROP B x"
wenzelm@58612
  1365
  show "(\<And>x. PROP A x) &&& (\<And>x. PROP B x)"
wenzelm@19121
  1366
  proof -
wenzelm@18466
  1367
    fix x
wenzelm@26958
  1368
    from conj show "PROP A x" by (rule conjunctionD1)
wenzelm@26958
  1369
    from conj show "PROP B x" by (rule conjunctionD2)
wenzelm@18466
  1370
  qed
wenzelm@18466
  1371
next
wenzelm@58612
  1372
  assume conj: "(\<And>x. PROP A x) &&& (\<And>x. PROP B x)"
wenzelm@18466
  1373
  fix x
wenzelm@28856
  1374
  show "PROP A x &&& PROP B x"
wenzelm@19121
  1375
  proof -
wenzelm@26958
  1376
    show "PROP A x" by (rule conj [THEN conjunctionD1, rule_format])
wenzelm@26958
  1377
    show "PROP B x" by (rule conj [THEN conjunctionD2, rule_format])
wenzelm@18466
  1378
  qed
wenzelm@18466
  1379
qed
wenzelm@18466
  1380
wenzelm@19121
  1381
lemma imp_conjunction:
wenzelm@58612
  1382
  "(PROP A \<Longrightarrow> PROP B &&& PROP C) \<equiv> ((PROP A \<Longrightarrow> PROP B) &&& (PROP A \<Longrightarrow> PROP C))"
wenzelm@18836
  1383
proof
wenzelm@58612
  1384
  assume conj: "PROP A \<Longrightarrow> PROP B &&& PROP C"
wenzelm@58612
  1385
  show "(PROP A \<Longrightarrow> PROP B) &&& (PROP A \<Longrightarrow> PROP C)"
wenzelm@19121
  1386
  proof -
wenzelm@18466
  1387
    assume "PROP A"
wenzelm@58611
  1388
    from conj [OF \<open>PROP A\<close>] show "PROP B" by (rule conjunctionD1)
wenzelm@58611
  1389
    from conj [OF \<open>PROP A\<close>] show "PROP C" by (rule conjunctionD2)
wenzelm@18466
  1390
  qed
wenzelm@18466
  1391
next
wenzelm@58612
  1392
  assume conj: "(PROP A \<Longrightarrow> PROP B) &&& (PROP A \<Longrightarrow> PROP C)"
wenzelm@18466
  1393
  assume "PROP A"
wenzelm@28856
  1394
  show "PROP B &&& PROP C"
wenzelm@19121
  1395
  proof -
wenzelm@58611
  1396
    from \<open>PROP A\<close> show "PROP B" by (rule conj [THEN conjunctionD1])
wenzelm@58611
  1397
    from \<open>PROP A\<close> show "PROP C" by (rule conj [THEN conjunctionD2])
wenzelm@18466
  1398
  qed
wenzelm@18466
  1399
qed
wenzelm@18466
  1400
wenzelm@18466
  1401
lemma conjunction_imp:
wenzelm@58612
  1402
  "(PROP A &&& PROP B \<Longrightarrow> PROP C) \<equiv> (PROP A \<Longrightarrow> PROP B \<Longrightarrow> PROP C)"
wenzelm@18466
  1403
proof
wenzelm@58612
  1404
  assume r: "PROP A &&& PROP B \<Longrightarrow> PROP C"
wenzelm@22933
  1405
  assume ab: "PROP A" "PROP B"
wenzelm@22933
  1406
  show "PROP C"
wenzelm@22933
  1407
  proof (rule r)
wenzelm@28856
  1408
    from ab show "PROP A &&& PROP B" .
wenzelm@22933
  1409
  qed
wenzelm@18466
  1410
next
wenzelm@58612
  1411
  assume r: "PROP A \<Longrightarrow> PROP B \<Longrightarrow> PROP C"
wenzelm@28856
  1412
  assume conj: "PROP A &&& PROP B"
wenzelm@18466
  1413
  show "PROP C"
wenzelm@18466
  1414
  proof (rule r)
wenzelm@19121
  1415
    from conj show "PROP A" by (rule conjunctionD1)
wenzelm@19121
  1416
    from conj show "PROP B" by (rule conjunctionD2)
wenzelm@18466
  1417
  qed
wenzelm@18466
  1418
qed
wenzelm@18466
  1419
wenzelm@48638
  1420
end