src/Pure/Pure.thy
author wenzelm
Sat May 14 19:49:10 2016 +0200 (2016-05-14)
changeset 63094 056ea294c256
parent 63064 2f18172214c8
child 63178 b9e1d53124f5
permissions -rw-r--r--
toplevel theorem statements support 'if'/'for' eigen-context;
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(*  Title:      Pure/Pure.thy
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    Author:     Makarius
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The Pure theory, with definitions of Isar commands and some lemmas.
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*)
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theory Pure
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keywords
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    "!!" "!" "+" "--" ":" ";" "<" "<=" "=" "=>" "?" "[" "\<comment>" "\<equiv>"
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    "\<leftharpoondown>" "\<rightharpoonup>" "\<rightleftharpoons>"
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    "\<subseteq>" "]" "assumes" "attach" "binder" "constrains"
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    "defines" "rewrites" "fixes" "for" "if" "in" "includes" "infix"
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    "infixl" "infixr" "is" "notes" "obtains" "open" "output"
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    "overloaded" "pervasive" "premises" "private" "qualified" "rewrites"
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    "shows" "structure" "unchecked" "where" "when" "|"
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  and "text" "txt" :: document_body
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  and "text_raw" :: document_raw
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  and "default_sort" :: thy_decl == ""
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  and "typedecl" "type_synonym" "nonterminal" "judgment"
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    "consts" "syntax" "no_syntax" "translations" "no_translations"
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    "definition" "abbreviation" "type_notation" "no_type_notation" "notation"
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    "no_notation" "axiomatization" "lemmas" "declare"
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    "hide_class" "hide_type" "hide_const" "hide_fact" :: thy_decl
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  and "ML_file" "ML_file_debug" "ML_file_no_debug" :: thy_load % "ML"
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  and "SML_file" "SML_file_debug" "SML_file_no_debug" :: thy_load % "ML"
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  and "SML_import" "SML_export" :: thy_decl % "ML"
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  and "ML_prf" :: prf_decl % "proof"  (* FIXME % "ML" ?? *)
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  and "ML_val" "ML_command" :: diag % "ML"
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  and "simproc_setup" :: thy_decl % "ML" == ""
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  and "setup" "local_setup" "attribute_setup" "method_setup"
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    "declaration" "syntax_declaration"
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    "parse_ast_translation" "parse_translation" "print_translation"
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    "typed_print_translation" "print_ast_translation" "oracle" :: thy_decl % "ML"
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  and "bundle" :: thy_decl
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  and "include" "including" :: prf_decl
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  and "print_bundles" :: diag
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  and "context" "locale" "experiment" :: thy_decl_block
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  and "interpret" :: prf_goal % "proof"
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  and "interpretation" "global_interpretation" "sublocale" :: thy_goal
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  and "class" :: thy_decl_block
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  and "subclass" :: thy_goal
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  and "instantiation" :: thy_decl_block
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  and "instance" :: thy_goal
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  and "overloading" :: thy_decl_block
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  and "code_datatype" :: thy_decl
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  and "theorem" "lemma" "corollary" "proposition" :: thy_goal
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  and "schematic_goal" :: thy_goal
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  and "notepad" :: thy_decl_block
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  and "have" :: prf_goal % "proof"
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  and "hence" :: prf_goal % "proof" == "then have"
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  and "show" :: prf_asm_goal % "proof"
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  and "thus" :: prf_asm_goal % "proof" == "then show"
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  and "then" "from" "with" :: prf_chain % "proof"
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  and "note" :: prf_decl % "proof"
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  and "supply" :: prf_script % "proof"
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  and "using" "unfolding" :: prf_decl % "proof"
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  and "fix" "assume" "presume" "define" "def" :: prf_asm % "proof"
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  and "consider" :: prf_goal % "proof"
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  and "obtain" :: prf_asm_goal % "proof"
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  and "guess" :: prf_script_asm_goal % "proof"
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  and "let" "write" :: prf_decl % "proof"
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  and "case" :: prf_asm % "proof"
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  and "{" :: prf_open % "proof"
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  and "}" :: prf_close % "proof"
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  and "next" :: next_block % "proof"
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  and "qed" :: qed_block % "proof"
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  and "by" ".." "." "sorry" "\<proof>" :: "qed" % "proof"
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  and "done" :: "qed_script" % "proof"
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  and "oops" :: qed_global % "proof"
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  and "defer" "prefer" "apply" :: prf_script % "proof"
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  and "apply_end" :: prf_script % "proof" == ""
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  and "subgoal" :: prf_script_goal % "proof"
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  and "proof" :: prf_block % "proof"
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  and "also" "moreover" :: prf_decl % "proof"
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  and "finally" "ultimately" :: prf_chain % "proof"
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  and "back" :: prf_script % "proof"
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  and "help" "print_commands" "print_options" "print_context" "print_theory"
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    "print_definitions" "print_syntax" "print_abbrevs" "print_defn_rules"
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    "print_theorems" "print_locales" "print_classes" "print_locale"
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    "print_interps" "print_dependencies" "print_attributes"
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    "print_simpset" "print_rules" "print_trans_rules" "print_methods"
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    "print_antiquotations" "print_ML_antiquotations" "thy_deps"
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    "locale_deps" "class_deps" "thm_deps" "print_term_bindings"
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    "print_facts" "print_cases" "print_statement" "thm" "prf" "full_prf"
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    "prop" "term" "typ" "print_codesetup" "unused_thms" :: diag
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  and "display_drafts" "print_state" :: diag
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  and "welcome" :: diag
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  and "end" :: thy_end % "theory"
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  and "realizers" :: thy_decl == ""
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  and "realizability" :: thy_decl == ""
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  and "extract_type" "extract" :: thy_decl
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  and "find_theorems" "find_consts" :: diag
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  and "named_theorems" :: thy_decl
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begin
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section \<open>Isar commands\<close>
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subsection \<open>Embedded ML text\<close>
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ML \<open>
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local
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val semi = Scan.option @{keyword ";"};
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val _ =
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  Outer_Syntax.command @{command_keyword ML_file} "read and evaluate Isabelle/ML file"
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    (Resources.parse_files "ML_file" --| semi >> ML_File.ML NONE);
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val _ =
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  Outer_Syntax.command @{command_keyword ML_file_debug}
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    "read and evaluate Isabelle/ML file (with debugger information)"
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    (Resources.parse_files "ML_file_debug" --| semi >> ML_File.ML (SOME true));
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val _ =
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  Outer_Syntax.command @{command_keyword ML_file_no_debug}
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    "read and evaluate Isabelle/ML file (no debugger information)"
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    (Resources.parse_files "ML_file_no_debug" --| semi >> ML_File.ML (SOME false));
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val _ =
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  Outer_Syntax.command @{command_keyword SML_file} "read and evaluate Standard ML file"
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    (Resources.parse_files "SML_file" --| semi >> ML_File.SML NONE);
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val _ =
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  Outer_Syntax.command @{command_keyword SML_file_debug}
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    "read and evaluate Standard ML file (with debugger information)"
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    (Resources.parse_files "SML_file_debug" --| semi >> ML_File.SML (SOME true));
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val _ =
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  Outer_Syntax.command @{command_keyword SML_file_no_debug}
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    "read and evaluate Standard ML file (no debugger information)"
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    (Resources.parse_files "SML_file_no_debug" --| semi >> ML_File.SML (SOME false));
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val _ =
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  Outer_Syntax.command @{command_keyword SML_export} "evaluate SML within Isabelle/ML environment"
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    (Parse.ML_source >> (fn source =>
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      let
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        val flags: ML_Compiler.flags =
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          {SML = true, exchange = true, redirect = false, verbose = true,
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            debug = NONE, writeln = writeln, warning = warning};
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      in
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        Toplevel.theory
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          (Context.theory_map (ML_Context.exec (fn () => ML_Context.eval_source flags source)))
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      end));
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val _ =
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  Outer_Syntax.command @{command_keyword SML_import} "evaluate Isabelle/ML within SML environment"
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    (Parse.ML_source >> (fn source =>
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      let
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        val flags: ML_Compiler.flags =
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          {SML = false, exchange = true, redirect = false, verbose = true,
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            debug = NONE, writeln = writeln, warning = warning};
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      in
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        Toplevel.generic_theory
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          (ML_Context.exec (fn () => ML_Context.eval_source flags source) #>
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            Local_Theory.propagate_ml_env)
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      end));
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val _ =
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  Outer_Syntax.command @{command_keyword ML_prf} "ML text within proof"
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    (Parse.ML_source >> (fn source =>
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      Toplevel.proof (Proof.map_context (Context.proof_map
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        (ML_Context.exec (fn () =>
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            ML_Context.eval_source (ML_Compiler.verbose true ML_Compiler.flags) source))) #>
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          Proof.propagate_ml_env)));
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val _ =
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  Outer_Syntax.command @{command_keyword ML_val} "diagnostic ML text"
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    (Parse.ML_source >> Isar_Cmd.ml_diag true);
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val _ =
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  Outer_Syntax.command @{command_keyword ML_command} "diagnostic ML text (silent)"
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    (Parse.ML_source >> Isar_Cmd.ml_diag false);
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val _ =
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  Outer_Syntax.command @{command_keyword setup} "ML setup for global theory"
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    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.setup));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword local_setup} "ML setup for local theory"
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    (Parse.ML_source >> Isar_Cmd.local_setup);
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val _ =
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  Outer_Syntax.command @{command_keyword oracle} "declare oracle"
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    (Parse.range Parse.name -- (@{keyword "="} |-- Parse.ML_source) >>
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      (fn (x, y) => Toplevel.theory (Isar_Cmd.oracle x y)));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword attribute_setup} "define attribute in ML"
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    (Parse.position Parse.name --
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        Parse.!!! (@{keyword "="} |-- Parse.ML_source -- Scan.optional Parse.text "")
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      >> (fn (name, (txt, cmt)) => Attrib.attribute_setup name txt cmt));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword method_setup} "define proof method in ML"
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    (Parse.position Parse.name --
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        Parse.!!! (@{keyword "="} |-- Parse.ML_source -- Scan.optional Parse.text "")
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      >> (fn (name, (txt, cmt)) => Method.method_setup name txt cmt));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword declaration} "generic ML declaration"
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    (Parse.opt_keyword "pervasive" -- Parse.ML_source
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      >> (fn (pervasive, txt) => Isar_Cmd.declaration {syntax = false, pervasive = pervasive} txt));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword syntax_declaration} "generic ML syntax declaration"
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    (Parse.opt_keyword "pervasive" -- Parse.ML_source
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      >> (fn (pervasive, txt) => Isar_Cmd.declaration {syntax = true, pervasive = pervasive} txt));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword simproc_setup} "define simproc in ML"
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    (Parse.position Parse.name --
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      (@{keyword "("} |-- Parse.enum1 "|" Parse.term --| @{keyword ")"} --| @{keyword "="}) --
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      Parse.ML_source >> (fn ((a, b), c) => Isar_Cmd.simproc_setup a b c));
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in end\<close>
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subsection \<open>Theory commands\<close>
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subsubsection \<open>Sorts and types\<close>
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ML \<open>
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local
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val _ =
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  Outer_Syntax.local_theory @{command_keyword default_sort}
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    "declare default sort for explicit type variables"
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    (Parse.sort >> (fn s => fn lthy => Local_Theory.set_defsort (Syntax.read_sort lthy s) lthy));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword typedecl} "type declaration"
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    (Parse.type_args -- Parse.binding -- Parse.opt_mixfix
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      >> (fn ((args, a), mx) =>
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          Typedecl.typedecl {final = true} (a, map (rpair dummyS) args, mx) #> snd));
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val _ =
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  Outer_Syntax.local_theory @{command_keyword type_synonym} "declare type abbreviation"
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    (Parse.type_args -- Parse.binding --
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      (@{keyword "="} |-- Parse.!!! (Parse.typ -- Parse.opt_mixfix'))
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      >> (fn ((args, a), (rhs, mx)) => snd o Typedecl.abbrev_cmd (a, args, mx) rhs));
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in end\<close>
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subsubsection \<open>Consts\<close>
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ML \<open>
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local
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val _ =
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  Outer_Syntax.command @{command_keyword judgment} "declare object-logic judgment"
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    (Parse.const_binding >> (Toplevel.theory o Object_Logic.add_judgment_cmd));
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val _ =
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  Outer_Syntax.command @{command_keyword consts} "declare constants"
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    (Scan.repeat1 Parse.const_binding >> (Toplevel.theory o Sign.add_consts_cmd));
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in end\<close>
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subsubsection \<open>Syntax and translations\<close>
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ML \<open>
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local
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val _ =
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  Outer_Syntax.command @{command_keyword nonterminal}
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    "declare syntactic type constructors (grammar nonterminal symbols)"
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    (Parse.and_list1 Parse.binding >> (Toplevel.theory o Sign.add_nonterminals_global));
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val _ =
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  Outer_Syntax.command @{command_keyword syntax} "add raw syntax clauses"
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    (Parse.syntax_mode -- Scan.repeat1 Parse.const_decl
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      >> (Toplevel.theory o uncurry Sign.add_syntax_cmd));
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val _ =
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  Outer_Syntax.command @{command_keyword no_syntax} "delete raw syntax clauses"
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    (Parse.syntax_mode -- Scan.repeat1 Parse.const_decl
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      >> (Toplevel.theory o uncurry Sign.del_syntax_cmd));
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val trans_pat =
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  Scan.optional
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    (@{keyword "("} |-- Parse.!!! (Parse.inner_syntax Parse.name --| @{keyword ")"})) "logic"
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    -- Parse.inner_syntax Parse.string;
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fun trans_arrow toks =
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  ((@{keyword "\<rightharpoonup>"} || @{keyword "=>"}) >> K Syntax.Parse_Rule ||
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    (@{keyword "\<leftharpoondown>"} || @{keyword "<="}) >> K Syntax.Print_Rule ||
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    (@{keyword "\<rightleftharpoons>"} || @{keyword "=="}) >> K Syntax.Parse_Print_Rule) toks;
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val trans_line =
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  trans_pat -- Parse.!!! (trans_arrow -- trans_pat)
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    >> (fn (left, (arr, right)) => arr (left, right));
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val _ =
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  Outer_Syntax.command @{command_keyword translations} "add syntax translation rules"
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    (Scan.repeat1 trans_line >> (Toplevel.theory o Isar_Cmd.translations));
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val _ =
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  Outer_Syntax.command @{command_keyword no_translations} "delete syntax translation rules"
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    (Scan.repeat1 trans_line >> (Toplevel.theory o Isar_Cmd.no_translations));
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   302
wenzelm@62856
   303
in end\<close>
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   304
wenzelm@62856
   305
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   306
subsubsection \<open>Translation functions\<close>
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   307
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   308
ML \<open>
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   309
local
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   310
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   311
val _ =
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   312
  Outer_Syntax.command @{command_keyword parse_ast_translation}
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   313
    "install parse ast translation functions"
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   314
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.parse_ast_translation));
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   315
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   316
val _ =
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   317
  Outer_Syntax.command @{command_keyword parse_translation}
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   318
    "install parse translation functions"
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   319
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.parse_translation));
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   320
wenzelm@62849
   321
val _ =
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   322
  Outer_Syntax.command @{command_keyword print_translation}
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   323
    "install print translation functions"
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   324
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.print_translation));
wenzelm@62849
   325
wenzelm@62849
   326
val _ =
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   327
  Outer_Syntax.command @{command_keyword typed_print_translation}
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   328
    "install typed print translation functions"
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   329
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.typed_print_translation));
wenzelm@62849
   330
wenzelm@62849
   331
val _ =
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   332
  Outer_Syntax.command @{command_keyword print_ast_translation}
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   333
    "install print ast translation functions"
wenzelm@62849
   334
    (Parse.ML_source >> (Toplevel.theory o Isar_Cmd.print_ast_translation));
wenzelm@62849
   335
wenzelm@62856
   336
in end\<close>
wenzelm@62849
   337
wenzelm@62856
   338
wenzelm@62856
   339
subsubsection \<open>Specifications\<close>
wenzelm@62856
   340
wenzelm@62856
   341
ML \<open>
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   342
local
wenzelm@62856
   343
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   344
val _ =
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   345
  Outer_Syntax.local_theory' @{command_keyword definition} "constant definition"
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   346
    (Scan.option Parse_Spec.constdecl -- Parse_Spec.spec
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   347
      >> (fn (a, (b, c)) => #2 oo Specification.definition_cmd a b c));
wenzelm@62856
   348
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   349
val _ =
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   350
  Outer_Syntax.local_theory' @{command_keyword abbreviation} "constant abbreviation"
wenzelm@62856
   351
    (Parse.syntax_mode -- (Scan.option Parse_Spec.constdecl -- Parse.prop)
wenzelm@63064
   352
      >> (fn (mode, (a, b)) => Specification.abbreviation_cmd mode a b));
wenzelm@62856
   353
wenzelm@62856
   354
val _ =
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   355
  Outer_Syntax.command @{command_keyword axiomatization} "axiomatic constant specification"
wenzelm@62856
   356
    (Scan.optional Parse.fixes [] --
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   357
      Scan.optional (Parse.where_ |-- Parse.!!! Parse_Spec.specification) ([], [])
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   358
      >> (fn (a, (b, c)) => Toplevel.theory (#2 o Specification.axiomatization_cmd a b c)));
wenzelm@62856
   359
wenzelm@62856
   360
in end\<close>
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   361
wenzelm@62856
   362
wenzelm@62856
   363
subsubsection \<open>Notation\<close>
wenzelm@62856
   364
wenzelm@62856
   365
ML \<open>
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   366
local
wenzelm@62856
   367
wenzelm@62856
   368
val _ =
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   369
  Outer_Syntax.local_theory @{command_keyword type_notation}
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   370
    "add concrete syntax for type constructors"
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   371
    (Parse.syntax_mode -- Parse.and_list1 (Parse.type_const -- Parse.mixfix)
wenzelm@62856
   372
      >> (fn (mode, args) => Specification.type_notation_cmd true mode args));
wenzelm@62856
   373
wenzelm@62856
   374
val _ =
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   375
  Outer_Syntax.local_theory @{command_keyword no_type_notation}
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   376
    "delete concrete syntax for type constructors"
wenzelm@62856
   377
    (Parse.syntax_mode -- Parse.and_list1 (Parse.type_const -- Parse.mixfix)
wenzelm@62856
   378
      >> (fn (mode, args) => Specification.type_notation_cmd false mode args));
wenzelm@62856
   379
wenzelm@62856
   380
val _ =
wenzelm@62856
   381
  Outer_Syntax.local_theory @{command_keyword notation}
wenzelm@62856
   382
    "add concrete syntax for constants / fixed variables"
wenzelm@62856
   383
    (Parse.syntax_mode -- Parse.and_list1 (Parse.const -- Parse.mixfix)
wenzelm@62856
   384
      >> (fn (mode, args) => Specification.notation_cmd true mode args));
wenzelm@62849
   385
wenzelm@62849
   386
val _ =
wenzelm@62856
   387
  Outer_Syntax.local_theory @{command_keyword no_notation}
wenzelm@62856
   388
    "delete concrete syntax for constants / fixed variables"
wenzelm@62856
   389
    (Parse.syntax_mode -- Parse.and_list1 (Parse.const -- Parse.mixfix)
wenzelm@62856
   390
      >> (fn (mode, args) => Specification.notation_cmd false mode args));
wenzelm@62856
   391
wenzelm@62856
   392
in end\<close>
wenzelm@62856
   393
wenzelm@62856
   394
wenzelm@62856
   395
subsubsection \<open>Theorems\<close>
wenzelm@62856
   396
wenzelm@62856
   397
ML \<open>
wenzelm@62856
   398
local
wenzelm@62856
   399
wenzelm@63094
   400
val long_keyword =
wenzelm@63094
   401
  Parse_Spec.includes >> K "" ||
wenzelm@63094
   402
  Parse_Spec.long_statement_keyword;
wenzelm@63094
   403
wenzelm@63094
   404
val long_statement =
wenzelm@63094
   405
  Scan.optional (Parse_Spec.opt_thm_name ":" --| Scan.ahead long_keyword) Attrib.empty_binding --
wenzelm@63094
   406
  Scan.optional Parse_Spec.includes [] -- Parse_Spec.long_statement
wenzelm@63094
   407
    >> (fn ((binding, includes), (elems, concl)) => (true, binding, includes, elems, concl));
wenzelm@63094
   408
wenzelm@63094
   409
val short_statement =
wenzelm@63094
   410
  Parse_Spec.statement -- Parse_Spec.if_statement -- Parse.for_fixes
wenzelm@63094
   411
    >> (fn ((shows, assumes), fixes) =>
wenzelm@63094
   412
      (false, Attrib.empty_binding, [], [Element.Fixes fixes, Element.Assumes assumes],
wenzelm@63094
   413
        Element.Shows shows));
wenzelm@63094
   414
wenzelm@63094
   415
fun theorem spec schematic descr =
wenzelm@63094
   416
  Outer_Syntax.local_theory_to_proof' spec ("state " ^ descr)
wenzelm@63094
   417
    ((long_statement || short_statement) >> (fn (long, binding, includes, elems, concl) =>
wenzelm@63094
   418
      ((if schematic then Specification.schematic_theorem_cmd else Specification.theorem_cmd)
wenzelm@63094
   419
        long Thm.theoremK NONE (K I) binding includes elems concl)));
wenzelm@63094
   420
wenzelm@63094
   421
val _ = theorem @{command_keyword theorem} false "theorem";
wenzelm@63094
   422
val _ = theorem @{command_keyword lemma} false "lemma";
wenzelm@63094
   423
val _ = theorem @{command_keyword corollary} false "corollary";
wenzelm@63094
   424
val _ = theorem @{command_keyword proposition} false "proposition";
wenzelm@63094
   425
val _ = theorem @{command_keyword schematic_goal} true "schematic goal";
wenzelm@63094
   426
wenzelm@63094
   427
in end\<close>
wenzelm@63094
   428
wenzelm@63094
   429
ML \<open>
wenzelm@63094
   430
local
wenzelm@63094
   431
wenzelm@62856
   432
val _ =
wenzelm@62856
   433
  Outer_Syntax.local_theory' @{command_keyword lemmas} "define theorems"
wenzelm@62856
   434
    (Parse_Spec.name_facts -- Parse.for_fixes >>
wenzelm@62856
   435
      (fn (facts, fixes) => #2 oo Specification.theorems_cmd Thm.theoremK facts fixes));
wenzelm@62856
   436
wenzelm@62856
   437
val _ =
wenzelm@62856
   438
  Outer_Syntax.local_theory' @{command_keyword declare} "declare theorems"
wenzelm@62969
   439
    (Parse.and_list1 Parse.thms1 -- Parse.for_fixes
wenzelm@62856
   440
      >> (fn (facts, fixes) =>
wenzelm@62856
   441
          #2 oo Specification.theorems_cmd "" [(Attrib.empty_binding, flat facts)] fixes));
wenzelm@62856
   442
wenzelm@62856
   443
val _ =
wenzelm@62856
   444
  Outer_Syntax.local_theory @{command_keyword named_theorems}
wenzelm@62856
   445
    "declare named collection of theorems"
wenzelm@62856
   446
    (Parse.and_list1 (Parse.binding -- Scan.optional Parse.text "") >>
wenzelm@62856
   447
      fold (fn (b, descr) => snd o Named_Theorems.declare b descr));
wenzelm@62856
   448
wenzelm@62856
   449
in end\<close>
wenzelm@62849
   450
wenzelm@62849
   451
wenzelm@62856
   452
subsubsection \<open>Hide names\<close>
wenzelm@62856
   453
wenzelm@62856
   454
ML \<open>
wenzelm@62856
   455
local
wenzelm@62856
   456
wenzelm@62856
   457
fun hide_names command_keyword what hide parse prep =
wenzelm@62856
   458
  Outer_Syntax.command command_keyword ("hide " ^ what ^ " from name space")
wenzelm@62856
   459
    ((Parse.opt_keyword "open" >> not) -- Scan.repeat1 parse >> (fn (fully, args) =>
wenzelm@62856
   460
      (Toplevel.theory (fn thy =>
wenzelm@62856
   461
        let val ctxt = Proof_Context.init_global thy
wenzelm@62856
   462
        in fold (hide fully o prep ctxt) args thy end))));
wenzelm@62856
   463
wenzelm@62856
   464
val _ =
wenzelm@62856
   465
  hide_names @{command_keyword hide_class} "classes" Sign.hide_class Parse.class
wenzelm@62856
   466
    Proof_Context.read_class;
wenzelm@62856
   467
wenzelm@62856
   468
val _ =
wenzelm@62856
   469
  hide_names @{command_keyword hide_type} "types" Sign.hide_type Parse.type_const
wenzelm@62856
   470
    ((#1 o dest_Type) oo Proof_Context.read_type_name {proper = true, strict = false});
wenzelm@62856
   471
wenzelm@62856
   472
val _ =
wenzelm@62856
   473
  hide_names @{command_keyword hide_const} "consts" Sign.hide_const Parse.const
wenzelm@62856
   474
    ((#1 o dest_Const) oo Proof_Context.read_const {proper = true, strict = false});
wenzelm@62856
   475
wenzelm@62856
   476
val _ =
wenzelm@62856
   477
  hide_names @{command_keyword hide_fact} "facts" Global_Theory.hide_fact
wenzelm@62969
   478
    (Parse.position Parse.name) (Global_Theory.check_fact o Proof_Context.theory_of);
wenzelm@62856
   479
wenzelm@62856
   480
in end\<close>
wenzelm@62856
   481
wenzelm@62856
   482
wenzelm@62856
   483
subsection \<open>Bundled declarations\<close>
wenzelm@62856
   484
wenzelm@62856
   485
ML \<open>
wenzelm@62856
   486
local
wenzelm@62849
   487
wenzelm@62849
   488
val _ =
wenzelm@62849
   489
  Outer_Syntax.local_theory @{command_keyword bundle} "define bundle of declarations"
wenzelm@62969
   490
    ((Parse.binding --| @{keyword "="}) -- Parse.thms1 -- Parse.for_fixes
wenzelm@62849
   491
      >> (uncurry Bundle.bundle_cmd));
wenzelm@62849
   492
wenzelm@62849
   493
val _ =
wenzelm@62849
   494
  Outer_Syntax.command @{command_keyword include}
wenzelm@62849
   495
    "include declarations from bundle in proof body"
wenzelm@62969
   496
    (Scan.repeat1 (Parse.position Parse.name) >> (Toplevel.proof o Bundle.include_cmd));
wenzelm@62849
   497
wenzelm@62849
   498
val _ =
wenzelm@62849
   499
  Outer_Syntax.command @{command_keyword including}
wenzelm@62849
   500
    "include declarations from bundle in goal refinement"
wenzelm@62969
   501
    (Scan.repeat1 (Parse.position Parse.name) >> (Toplevel.proof o Bundle.including_cmd));
wenzelm@62849
   502
wenzelm@62849
   503
val _ =
wenzelm@62849
   504
  Outer_Syntax.command @{command_keyword print_bundles}
wenzelm@62849
   505
    "print bundles of declarations"
wenzelm@62849
   506
    (Parse.opt_bang >> (fn b => Toplevel.keep (Bundle.print_bundles b o Toplevel.context_of)));
wenzelm@62849
   507
wenzelm@62856
   508
in end\<close>
wenzelm@62849
   509
wenzelm@62856
   510
wenzelm@62856
   511
subsection \<open>Local theory specifications\<close>
wenzelm@62856
   512
wenzelm@62856
   513
subsubsection \<open>Specification context\<close>
wenzelm@62856
   514
wenzelm@62856
   515
ML \<open>
wenzelm@62856
   516
local
wenzelm@62849
   517
wenzelm@62849
   518
val _ =
wenzelm@62849
   519
  Outer_Syntax.command @{command_keyword context} "begin local theory context"
wenzelm@62969
   520
    ((Parse.position Parse.name >> (fn name =>
wenzelm@62849
   521
        Toplevel.begin_local_theory true (Named_Target.begin name)) ||
wenzelm@62849
   522
      Scan.optional Parse_Spec.includes [] -- Scan.repeat Parse_Spec.context_element
wenzelm@62849
   523
        >> (fn (incls, elems) => Toplevel.open_target (#2 o Bundle.context_cmd incls elems)))
wenzelm@62849
   524
      --| Parse.begin);
wenzelm@62849
   525
wenzelm@62856
   526
val _ =
wenzelm@62856
   527
  Outer_Syntax.command @{command_keyword end} "end context"
wenzelm@62856
   528
    (Scan.succeed
wenzelm@62856
   529
      (Toplevel.exit o Toplevel.end_local_theory o Toplevel.close_target o
wenzelm@62856
   530
        Toplevel.end_proof (K Proof.end_notepad)));
wenzelm@62849
   531
wenzelm@62856
   532
in end\<close>
wenzelm@62856
   533
wenzelm@62856
   534
wenzelm@62856
   535
subsubsection \<open>Locales and interpretation\<close>
wenzelm@62856
   536
wenzelm@62856
   537
ML \<open>
wenzelm@62856
   538
local
wenzelm@62849
   539
wenzelm@62849
   540
val locale_val =
wenzelm@62849
   541
  Parse_Spec.locale_expression --
wenzelm@62849
   542
    Scan.optional (@{keyword "+"} |-- Parse.!!! (Scan.repeat1 Parse_Spec.context_element)) [] ||
wenzelm@62849
   543
  Scan.repeat1 Parse_Spec.context_element >> pair ([], []);
wenzelm@62849
   544
wenzelm@62849
   545
val _ =
wenzelm@62849
   546
  Outer_Syntax.command @{command_keyword locale} "define named specification context"
wenzelm@62849
   547
    (Parse.binding --
wenzelm@62849
   548
      Scan.optional (@{keyword "="} |-- Parse.!!! locale_val) (([], []), []) -- Parse.opt_begin
wenzelm@62849
   549
      >> (fn ((name, (expr, elems)), begin) =>
wenzelm@62849
   550
          Toplevel.begin_local_theory begin
wenzelm@62849
   551
            (Expression.add_locale_cmd name Binding.empty expr elems #> snd)));
wenzelm@62849
   552
wenzelm@62849
   553
val _ =
wenzelm@62849
   554
  Outer_Syntax.command @{command_keyword experiment} "open private specification context"
wenzelm@62849
   555
    (Scan.repeat Parse_Spec.context_element --| Parse.begin
wenzelm@62849
   556
      >> (fn elems =>
wenzelm@62849
   557
          Toplevel.begin_local_theory true (Experiment.experiment_cmd elems #> snd)));
wenzelm@62849
   558
wenzelm@62849
   559
val interpretation_args =
wenzelm@62849
   560
  Parse.!!! Parse_Spec.locale_expression --
wenzelm@62849
   561
    Scan.optional
wenzelm@62849
   562
      (@{keyword "rewrites"} |-- Parse.and_list1 (Parse_Spec.opt_thm_name ":" -- Parse.prop)) [];
wenzelm@62849
   563
wenzelm@62849
   564
val _ =
wenzelm@62849
   565
  Outer_Syntax.command @{command_keyword interpret}
wenzelm@62849
   566
    "prove interpretation of locale expression in proof context"
wenzelm@62849
   567
    (interpretation_args >> (fn (expr, equations) =>
wenzelm@62849
   568
      Toplevel.proof (Interpretation.interpret_cmd expr equations)));
wenzelm@62849
   569
wenzelm@62849
   570
val interpretation_args_with_defs =
wenzelm@62849
   571
  Parse.!!! Parse_Spec.locale_expression --
wenzelm@62849
   572
    (Scan.optional (@{keyword "defines"} |-- Parse.and_list1 (Parse_Spec.opt_thm_name ":"
wenzelm@62849
   573
      -- ((Parse.binding -- Parse.opt_mixfix') --| @{keyword "="} -- Parse.term))) [] --
wenzelm@62849
   574
    Scan.optional
wenzelm@62849
   575
      (@{keyword "rewrites"} |-- Parse.and_list1 (Parse_Spec.opt_thm_name ":" -- Parse.prop)) []);
wenzelm@62849
   576
wenzelm@62849
   577
val _ =
wenzelm@62849
   578
  Outer_Syntax.local_theory_to_proof @{command_keyword global_interpretation}
wenzelm@62849
   579
    "prove interpretation of locale expression into global theory"
wenzelm@62856
   580
    (interpretation_args_with_defs >> (fn (expr, (defs, equations)) =>
wenzelm@62856
   581
      Interpretation.global_interpretation_cmd expr defs equations));
wenzelm@62849
   582
wenzelm@62849
   583
val _ =
wenzelm@62849
   584
  Outer_Syntax.command @{command_keyword sublocale}
wenzelm@62849
   585
    "prove sublocale relation between a locale and a locale expression"
wenzelm@62969
   586
    ((Parse.position Parse.name --| (@{keyword "\<subseteq>"} || @{keyword "<"}) --
wenzelm@62849
   587
      interpretation_args_with_defs >> (fn (loc, (expr, (defs, equations))) =>
wenzelm@62849
   588
        Toplevel.theory_to_proof (Interpretation.global_sublocale_cmd loc expr defs equations)))
wenzelm@62849
   589
    || interpretation_args_with_defs >> (fn (expr, (defs, equations)) =>
wenzelm@62849
   590
        Toplevel.local_theory_to_proof NONE NONE (Interpretation.sublocale_cmd expr defs equations)));
wenzelm@62849
   591
wenzelm@62849
   592
val _ =
wenzelm@62849
   593
  Outer_Syntax.command @{command_keyword interpretation}
wenzelm@62849
   594
    "prove interpretation of locale expression in local theory or into global theory"
wenzelm@62849
   595
    (interpretation_args >> (fn (expr, equations) =>
wenzelm@62856
   596
      Toplevel.local_theory_to_proof NONE NONE
wenzelm@62856
   597
        (Interpretation.isar_interpretation_cmd expr equations)));
wenzelm@62856
   598
wenzelm@62856
   599
in end\<close>
wenzelm@62849
   600
wenzelm@62849
   601
wenzelm@62856
   602
subsubsection \<open>Type classes\<close>
wenzelm@62849
   603
wenzelm@62856
   604
ML \<open>
wenzelm@62856
   605
local
wenzelm@62849
   606
wenzelm@62849
   607
val class_val =
wenzelm@62849
   608
  Parse_Spec.class_expression --
wenzelm@62849
   609
    Scan.optional (@{keyword "+"} |-- Parse.!!! (Scan.repeat1 Parse_Spec.context_element)) [] ||
wenzelm@62849
   610
  Scan.repeat1 Parse_Spec.context_element >> pair [];
wenzelm@62849
   611
wenzelm@62849
   612
val _ =
wenzelm@62849
   613
  Outer_Syntax.command @{command_keyword class} "define type class"
wenzelm@62849
   614
   (Parse.binding -- Scan.optional (@{keyword "="} |-- class_val) ([], []) -- Parse.opt_begin
wenzelm@62849
   615
    >> (fn ((name, (supclasses, elems)), begin) =>
wenzelm@62849
   616
        Toplevel.begin_local_theory begin
wenzelm@62849
   617
          (Class_Declaration.class_cmd name supclasses elems #> snd)));
wenzelm@62849
   618
wenzelm@62849
   619
val _ =
wenzelm@62849
   620
  Outer_Syntax.local_theory_to_proof @{command_keyword subclass} "prove a subclass relation"
wenzelm@62849
   621
    (Parse.class >> Class_Declaration.subclass_cmd);
wenzelm@62849
   622
wenzelm@62849
   623
val _ =
wenzelm@62849
   624
  Outer_Syntax.command @{command_keyword instantiation} "instantiate and prove type arity"
wenzelm@62849
   625
   (Parse.multi_arity --| Parse.begin
wenzelm@62849
   626
     >> (fn arities => Toplevel.begin_local_theory true (Class.instantiation_cmd arities)));
wenzelm@62849
   627
wenzelm@62849
   628
val _ =
wenzelm@62849
   629
  Outer_Syntax.command @{command_keyword instance} "prove type arity or subclass relation"
wenzelm@62849
   630
  ((Parse.class --
wenzelm@62849
   631
    ((@{keyword "\<subseteq>"} || @{keyword "<"}) |-- Parse.!!! Parse.class) >> Class.classrel_cmd ||
wenzelm@62849
   632
    Parse.multi_arity >> Class.instance_arity_cmd) >> Toplevel.theory_to_proof ||
wenzelm@62849
   633
    Scan.succeed (Toplevel.local_theory_to_proof NONE NONE (Class.instantiation_instance I)));
wenzelm@62849
   634
wenzelm@62856
   635
in end\<close>
wenzelm@62849
   636
wenzelm@62856
   637
wenzelm@62856
   638
subsubsection \<open>Arbitrary overloading\<close>
wenzelm@62856
   639
wenzelm@62856
   640
ML \<open>
wenzelm@62856
   641
local
wenzelm@62849
   642
wenzelm@62849
   643
val _ =
wenzelm@62849
   644
  Outer_Syntax.command @{command_keyword overloading} "overloaded definitions"
wenzelm@62849
   645
   (Scan.repeat1 (Parse.name --| (@{keyword "=="} || @{keyword "\<equiv>"}) -- Parse.term --
wenzelm@62849
   646
      Scan.optional (@{keyword "("} |-- (@{keyword "unchecked"} >> K false) --| @{keyword ")"}) true
wenzelm@62849
   647
      >> Scan.triple1) --| Parse.begin
wenzelm@62849
   648
   >> (fn operations => Toplevel.begin_local_theory true (Overloading.overloading_cmd operations)));
wenzelm@62849
   649
wenzelm@62856
   650
in end\<close>
wenzelm@62849
   651
wenzelm@62849
   652
wenzelm@62856
   653
subsection \<open>Proof commands\<close>
wenzelm@62849
   654
wenzelm@62856
   655
ML \<open>
wenzelm@62856
   656
local
wenzelm@62849
   657
wenzelm@62849
   658
val _ =
wenzelm@62849
   659
  Outer_Syntax.local_theory_to_proof @{command_keyword notepad} "begin proof context"
wenzelm@62849
   660
    (Parse.begin >> K Proof.begin_notepad);
wenzelm@62849
   661
wenzelm@62856
   662
in end\<close>
wenzelm@62849
   663
wenzelm@62856
   664
wenzelm@62856
   665
subsubsection \<open>Statements\<close>
wenzelm@62856
   666
wenzelm@62856
   667
ML \<open>
wenzelm@62856
   668
local
wenzelm@62849
   669
wenzelm@62849
   670
val structured_statement =
wenzelm@62849
   671
  Parse_Spec.statement -- Parse_Spec.cond_statement -- Parse.for_fixes
wenzelm@62849
   672
    >> (fn ((shows, (strict, assumes)), fixes) => (strict, fixes, assumes, shows));
wenzelm@62849
   673
wenzelm@62849
   674
val _ =
wenzelm@62849
   675
  Outer_Syntax.command @{command_keyword have} "state local goal"
wenzelm@62849
   676
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   677
      Toplevel.proof' (fn int => Proof.have_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   678
wenzelm@62849
   679
val _ =
wenzelm@62849
   680
  Outer_Syntax.command @{command_keyword show} "state local goal, to refine pending subgoals"
wenzelm@62849
   681
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   682
      Toplevel.proof' (fn int => Proof.show_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   683
wenzelm@62849
   684
val _ =
wenzelm@62849
   685
  Outer_Syntax.command @{command_keyword hence} "old-style alias of \"then have\""
wenzelm@62849
   686
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   687
      Toplevel.proof' (fn int => Proof.chain #> Proof.have_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   688
wenzelm@62849
   689
val _ =
wenzelm@62849
   690
  Outer_Syntax.command @{command_keyword thus} "old-style alias of  \"then show\""
wenzelm@62849
   691
    (structured_statement >> (fn (a, b, c, d) =>
wenzelm@62849
   692
      Toplevel.proof' (fn int => Proof.chain #> Proof.show_cmd a NONE (K I) b c d int #> #2)));
wenzelm@62849
   693
wenzelm@62856
   694
in end\<close>
wenzelm@62849
   695
wenzelm@62856
   696
wenzelm@62856
   697
subsubsection \<open>Local facts\<close>
wenzelm@62856
   698
wenzelm@62856
   699
ML \<open>
wenzelm@62856
   700
local
wenzelm@62849
   701
wenzelm@62969
   702
val facts = Parse.and_list1 Parse.thms1;
wenzelm@62849
   703
wenzelm@62849
   704
val _ =
wenzelm@62849
   705
  Outer_Syntax.command @{command_keyword then} "forward chaining"
wenzelm@62849
   706
    (Scan.succeed (Toplevel.proof Proof.chain));
wenzelm@62849
   707
wenzelm@62849
   708
val _ =
wenzelm@62849
   709
  Outer_Syntax.command @{command_keyword from} "forward chaining from given facts"
wenzelm@62849
   710
    (facts >> (Toplevel.proof o Proof.from_thmss_cmd));
wenzelm@62849
   711
wenzelm@62849
   712
val _ =
wenzelm@62849
   713
  Outer_Syntax.command @{command_keyword with} "forward chaining from given and current facts"
wenzelm@62849
   714
    (facts >> (Toplevel.proof o Proof.with_thmss_cmd));
wenzelm@62849
   715
wenzelm@62849
   716
val _ =
wenzelm@62849
   717
  Outer_Syntax.command @{command_keyword note} "define facts"
wenzelm@62849
   718
    (Parse_Spec.name_facts >> (Toplevel.proof o Proof.note_thmss_cmd));
wenzelm@62849
   719
wenzelm@62849
   720
val _ =
wenzelm@62849
   721
  Outer_Syntax.command @{command_keyword supply} "define facts during goal refinement (unstructured)"
wenzelm@62849
   722
    (Parse_Spec.name_facts >> (Toplevel.proof o Proof.supply_cmd));
wenzelm@62849
   723
wenzelm@62849
   724
val _ =
wenzelm@62849
   725
  Outer_Syntax.command @{command_keyword using} "augment goal facts"
wenzelm@62849
   726
    (facts >> (Toplevel.proof o Proof.using_cmd));
wenzelm@62849
   727
wenzelm@62849
   728
val _ =
wenzelm@62849
   729
  Outer_Syntax.command @{command_keyword unfolding} "unfold definitions in goal and facts"
wenzelm@62849
   730
    (facts >> (Toplevel.proof o Proof.unfolding_cmd));
wenzelm@62849
   731
wenzelm@62856
   732
in end\<close>
wenzelm@62849
   733
wenzelm@62856
   734
wenzelm@62856
   735
subsubsection \<open>Proof context\<close>
wenzelm@62856
   736
wenzelm@62856
   737
ML \<open>
wenzelm@62856
   738
local
wenzelm@62856
   739
wenzelm@62856
   740
val structured_statement =
wenzelm@62856
   741
  Parse_Spec.statement -- Parse_Spec.if_statement' -- Parse.for_fixes
wenzelm@62856
   742
    >> (fn ((shows, assumes), fixes) => (fixes, assumes, shows));
wenzelm@62849
   743
wenzelm@62849
   744
val _ =
wenzelm@62849
   745
  Outer_Syntax.command @{command_keyword fix} "fix local variables (Skolem constants)"
wenzelm@62849
   746
    (Parse.fixes >> (Toplevel.proof o Proof.fix_cmd));
wenzelm@62849
   747
wenzelm@62849
   748
val _ =
wenzelm@62849
   749
  Outer_Syntax.command @{command_keyword assume} "assume propositions"
wenzelm@62856
   750
    (structured_statement >> (fn (a, b, c) => Toplevel.proof (Proof.assume_cmd a b c)));
wenzelm@62849
   751
wenzelm@62849
   752
val _ =
wenzelm@62849
   753
  Outer_Syntax.command @{command_keyword presume} "assume propositions, to be established later"
wenzelm@62856
   754
    (structured_statement >> (fn (a, b, c) => Toplevel.proof (Proof.presume_cmd a b c)));
wenzelm@62849
   755
wenzelm@62849
   756
val _ =
wenzelm@63039
   757
  Outer_Syntax.command @{command_keyword define} "local definition (non-polymorphic)"
wenzelm@63039
   758
    ((Parse.fixes --| Parse.where_) -- Parse_Spec.statement -- Parse.for_fixes
wenzelm@63039
   759
      >> (fn ((a, b), c) => Toplevel.proof (Proof.define_cmd a c b)));
wenzelm@63039
   760
wenzelm@63039
   761
val _ =
wenzelm@62849
   762
  Outer_Syntax.command @{command_keyword def} "local definition (non-polymorphic)"
wenzelm@62849
   763
    (Parse.and_list1
wenzelm@62849
   764
      (Parse_Spec.opt_thm_name ":" --
wenzelm@62849
   765
        ((Parse.binding -- Parse.opt_mixfix) --
wenzelm@62849
   766
          ((@{keyword "\<equiv>"} || @{keyword "=="}) |-- Parse.!!! Parse.termp)))
wenzelm@63043
   767
    >> (fn args => Toplevel.proof (fn state =>
wenzelm@63043
   768
        (legacy_feature "Old 'def' command -- use 'define' instead"; Proof.def_cmd args state))));
wenzelm@62849
   769
wenzelm@62849
   770
val _ =
wenzelm@62849
   771
  Outer_Syntax.command @{command_keyword consider} "state cases rule"
wenzelm@62849
   772
    (Parse_Spec.obtains >> (Toplevel.proof' o Obtain.consider_cmd));
wenzelm@62849
   773
wenzelm@62849
   774
val _ =
wenzelm@62849
   775
  Outer_Syntax.command @{command_keyword obtain} "generalized elimination"
wenzelm@63059
   776
    (Parse.parbinding -- Scan.optional (Parse.fixes --| Parse.where_) [] -- structured_statement
wenzelm@63059
   777
      >> (fn ((a, b), (c, d, e)) => Toplevel.proof' (Obtain.obtain_cmd a b c d e)));
wenzelm@62849
   778
wenzelm@62849
   779
val _ =
wenzelm@62849
   780
  Outer_Syntax.command @{command_keyword guess} "wild guessing (unstructured)"
wenzelm@62849
   781
    (Scan.optional Parse.fixes [] >> (Toplevel.proof' o Obtain.guess_cmd));
wenzelm@62849
   782
wenzelm@62849
   783
val _ =
wenzelm@62849
   784
  Outer_Syntax.command @{command_keyword let} "bind text variables"
wenzelm@62849
   785
    (Parse.and_list1 (Parse.and_list1 Parse.term -- (@{keyword "="} |-- Parse.term))
wenzelm@62849
   786
      >> (Toplevel.proof o Proof.let_bind_cmd));
wenzelm@62849
   787
wenzelm@62849
   788
val _ =
wenzelm@62849
   789
  Outer_Syntax.command @{command_keyword write} "add concrete syntax for constants / fixed variables"
wenzelm@62856
   790
    (Parse.syntax_mode -- Parse.and_list1 (Parse.const -- Parse.mixfix)
wenzelm@62849
   791
    >> (fn (mode, args) => Toplevel.proof (Proof.write_cmd mode args)));
wenzelm@62849
   792
wenzelm@62849
   793
val _ =
wenzelm@62849
   794
  Outer_Syntax.command @{command_keyword case} "invoke local context"
wenzelm@62849
   795
    (Parse_Spec.opt_thm_name ":" --
wenzelm@62849
   796
      (@{keyword "("} |--
wenzelm@62969
   797
        Parse.!!! (Parse.position Parse.name -- Scan.repeat (Parse.maybe Parse.binding)
wenzelm@62849
   798
          --| @{keyword ")"}) ||
wenzelm@62969
   799
        Parse.position Parse.name >> rpair []) >> (Toplevel.proof o Proof.case_cmd));
wenzelm@62849
   800
wenzelm@62856
   801
in end\<close>
wenzelm@62849
   802
wenzelm@62856
   803
wenzelm@62856
   804
subsubsection \<open>Proof structure\<close>
wenzelm@62856
   805
wenzelm@62856
   806
ML \<open>
wenzelm@62856
   807
local
wenzelm@62849
   808
wenzelm@62849
   809
val _ =
wenzelm@62849
   810
  Outer_Syntax.command @{command_keyword "{"} "begin explicit proof block"
wenzelm@62849
   811
    (Scan.succeed (Toplevel.proof Proof.begin_block));
wenzelm@62849
   812
wenzelm@62849
   813
val _ =
wenzelm@62849
   814
  Outer_Syntax.command @{command_keyword "}"} "end explicit proof block"
wenzelm@62849
   815
    (Scan.succeed (Toplevel.proof Proof.end_block));
wenzelm@62849
   816
wenzelm@62849
   817
val _ =
wenzelm@62849
   818
  Outer_Syntax.command @{command_keyword next} "enter next proof block"
wenzelm@62849
   819
    (Scan.succeed (Toplevel.proof Proof.next_block));
wenzelm@62849
   820
wenzelm@62856
   821
in end\<close>
wenzelm@62849
   822
wenzelm@62856
   823
wenzelm@62856
   824
subsubsection \<open>End proof\<close>
wenzelm@62856
   825
wenzelm@62856
   826
ML \<open>
wenzelm@62856
   827
local
wenzelm@62849
   828
wenzelm@62849
   829
val _ =
wenzelm@62849
   830
  Outer_Syntax.command @{command_keyword qed} "conclude proof"
wenzelm@62849
   831
    (Scan.option Method.parse >> (fn m =>
wenzelm@62849
   832
     (Option.map Method.report m;
wenzelm@62849
   833
      Isar_Cmd.qed m)));
wenzelm@62849
   834
wenzelm@62849
   835
val _ =
wenzelm@62849
   836
  Outer_Syntax.command @{command_keyword by} "terminal backward proof"
wenzelm@62849
   837
    (Method.parse -- Scan.option Method.parse >> (fn (m1, m2) =>
wenzelm@62849
   838
     (Method.report m1;
wenzelm@62849
   839
      Option.map Method.report m2;
wenzelm@62849
   840
      Isar_Cmd.terminal_proof (m1, m2))));
wenzelm@62849
   841
wenzelm@62849
   842
val _ =
wenzelm@62849
   843
  Outer_Syntax.command @{command_keyword ".."} "default proof"
wenzelm@62849
   844
    (Scan.succeed Isar_Cmd.default_proof);
wenzelm@62849
   845
wenzelm@62849
   846
val _ =
wenzelm@62849
   847
  Outer_Syntax.command @{command_keyword "."} "immediate proof"
wenzelm@62849
   848
    (Scan.succeed Isar_Cmd.immediate_proof);
wenzelm@62849
   849
wenzelm@62849
   850
val _ =
wenzelm@62849
   851
  Outer_Syntax.command @{command_keyword done} "done proof"
wenzelm@62849
   852
    (Scan.succeed Isar_Cmd.done_proof);
wenzelm@62849
   853
wenzelm@62849
   854
val _ =
wenzelm@62849
   855
  Outer_Syntax.command @{command_keyword sorry} "skip proof (quick-and-dirty mode only!)"
wenzelm@62849
   856
    (Scan.succeed Isar_Cmd.skip_proof);
wenzelm@62849
   857
wenzelm@62849
   858
val _ =
wenzelm@62849
   859
  Outer_Syntax.command @{command_keyword "\<proof>"} "dummy proof (quick-and-dirty mode only!)"
wenzelm@62849
   860
    (Scan.succeed Isar_Cmd.skip_proof);
wenzelm@62849
   861
wenzelm@62849
   862
val _ =
wenzelm@62849
   863
  Outer_Syntax.command @{command_keyword oops} "forget proof"
wenzelm@62849
   864
    (Scan.succeed (Toplevel.forget_proof true));
wenzelm@62849
   865
wenzelm@62856
   866
in end\<close>
wenzelm@62849
   867
wenzelm@62856
   868
wenzelm@62856
   869
subsubsection \<open>Proof steps\<close>
wenzelm@62856
   870
wenzelm@62856
   871
ML \<open>
wenzelm@62856
   872
local
wenzelm@62849
   873
wenzelm@62849
   874
val _ =
wenzelm@62849
   875
  Outer_Syntax.command @{command_keyword defer} "shuffle internal proof state"
wenzelm@62849
   876
    (Scan.optional Parse.nat 1 >> (Toplevel.proof o Proof.defer));
wenzelm@62849
   877
wenzelm@62849
   878
val _ =
wenzelm@62849
   879
  Outer_Syntax.command @{command_keyword prefer} "shuffle internal proof state"
wenzelm@62849
   880
    (Parse.nat >> (Toplevel.proof o Proof.prefer));
wenzelm@62849
   881
wenzelm@62849
   882
val _ =
wenzelm@62849
   883
  Outer_Syntax.command @{command_keyword apply} "initial goal refinement step (unstructured)"
wenzelm@62849
   884
    (Method.parse >> (fn m => (Method.report m; Toplevel.proofs (Proof.apply m))));
wenzelm@62849
   885
wenzelm@62849
   886
val _ =
wenzelm@62849
   887
  Outer_Syntax.command @{command_keyword apply_end} "terminal goal refinement step (unstructured)"
wenzelm@62849
   888
    (Method.parse >> (fn m => (Method.report m; Toplevel.proofs (Proof.apply_end m))));
wenzelm@62849
   889
wenzelm@62849
   890
val _ =
wenzelm@62849
   891
  Outer_Syntax.command @{command_keyword proof} "backward proof step"
wenzelm@62849
   892
    (Scan.option Method.parse >> (fn m =>
wenzelm@62849
   893
      (Option.map Method.report m; Toplevel.proofs (Proof.proof m))));
wenzelm@62849
   894
wenzelm@62856
   895
in end\<close>
wenzelm@62849
   896
wenzelm@62849
   897
wenzelm@62856
   898
subsubsection \<open>Subgoal focus\<close>
wenzelm@62856
   899
wenzelm@62856
   900
ML \<open>
wenzelm@62849
   901
local
wenzelm@62849
   902
wenzelm@62849
   903
val opt_fact_binding =
wenzelm@62849
   904
  Scan.optional (Parse.binding -- Parse.opt_attribs || Parse.attribs >> pair Binding.empty)
wenzelm@62849
   905
    Attrib.empty_binding;
wenzelm@62849
   906
wenzelm@62849
   907
val for_params =
wenzelm@62849
   908
  Scan.optional
wenzelm@62849
   909
    (@{keyword "for"} |--
wenzelm@62849
   910
      Parse.!!! ((Scan.option Parse.dots >> is_some) --
wenzelm@62849
   911
        (Scan.repeat1 (Parse.position (Parse.maybe Parse.name)))))
wenzelm@62849
   912
    (false, []);
wenzelm@62849
   913
wenzelm@62849
   914
val _ =
wenzelm@62849
   915
  Outer_Syntax.command @{command_keyword subgoal}
wenzelm@62849
   916
    "focus on first subgoal within backward refinement"
wenzelm@62849
   917
    (opt_fact_binding -- (Scan.option (@{keyword "premises"} |-- Parse.!!! opt_fact_binding)) --
wenzelm@62849
   918
      for_params >> (fn ((a, b), c) =>
wenzelm@62849
   919
        Toplevel.proofs (Seq.make_results o Seq.single o #2 o Subgoal.subgoal_cmd a b c)));
wenzelm@62849
   920
wenzelm@62856
   921
in end\<close>
wenzelm@62849
   922
wenzelm@62849
   923
wenzelm@62856
   924
subsubsection \<open>Calculation\<close>
wenzelm@62856
   925
wenzelm@62856
   926
ML \<open>
wenzelm@62856
   927
local
wenzelm@62849
   928
wenzelm@62849
   929
val calculation_args =
wenzelm@62969
   930
  Scan.option (@{keyword "("} |-- Parse.!!! ((Parse.thms1 --| @{keyword ")"})));
wenzelm@62849
   931
wenzelm@62849
   932
val _ =
wenzelm@62849
   933
  Outer_Syntax.command @{command_keyword also} "combine calculation and current facts"
wenzelm@62849
   934
    (calculation_args >> (Toplevel.proofs' o Calculation.also_cmd));
wenzelm@62849
   935
wenzelm@62849
   936
val _ =
wenzelm@62849
   937
  Outer_Syntax.command @{command_keyword finally}
wenzelm@62849
   938
    "combine calculation and current facts, exhibit result"
wenzelm@62849
   939
    (calculation_args >> (Toplevel.proofs' o Calculation.finally_cmd));
wenzelm@62849
   940
wenzelm@62849
   941
val _ =
wenzelm@62849
   942
  Outer_Syntax.command @{command_keyword moreover} "augment calculation by current facts"
wenzelm@62849
   943
    (Scan.succeed (Toplevel.proof' Calculation.moreover));
wenzelm@62849
   944
wenzelm@62849
   945
val _ =
wenzelm@62849
   946
  Outer_Syntax.command @{command_keyword ultimately}
wenzelm@62849
   947
    "augment calculation by current facts, exhibit result"
wenzelm@62849
   948
    (Scan.succeed (Toplevel.proof' Calculation.ultimately));
wenzelm@62849
   949
wenzelm@62849
   950
val _ =
wenzelm@62849
   951
  Outer_Syntax.command @{command_keyword print_trans_rules} "print transitivity rules"
wenzelm@62849
   952
    (Scan.succeed (Toplevel.keep (Calculation.print_rules o Toplevel.context_of)));
wenzelm@62849
   953
wenzelm@62856
   954
in end\<close>
wenzelm@62849
   955
wenzelm@62856
   956
wenzelm@62856
   957
subsubsection \<open>Proof navigation\<close>
wenzelm@62856
   958
wenzelm@62856
   959
ML \<open>
wenzelm@62856
   960
local
wenzelm@62849
   961
wenzelm@62849
   962
fun report_back () =
wenzelm@62849
   963
  Output.report [Markup.markup Markup.bad "Explicit backtracking"];
wenzelm@62849
   964
wenzelm@62849
   965
val _ =
wenzelm@62849
   966
  Outer_Syntax.command @{command_keyword back} "explicit backtracking of proof command"
wenzelm@62849
   967
    (Scan.succeed
wenzelm@62849
   968
     (Toplevel.actual_proof (fn prf => (report_back (); Proof_Node.back prf)) o
wenzelm@62849
   969
      Toplevel.skip_proof report_back));
wenzelm@62849
   970
wenzelm@62856
   971
in end\<close>
wenzelm@62849
   972
wenzelm@62849
   973
wenzelm@62856
   974
subsection \<open>Diagnostic commands (for interactive mode only)\<close>
wenzelm@62856
   975
wenzelm@62856
   976
ML \<open>
wenzelm@62856
   977
local
wenzelm@62849
   978
wenzelm@62849
   979
val opt_modes =
wenzelm@62969
   980
  Scan.optional (@{keyword "("} |-- Parse.!!! (Scan.repeat1 Parse.name --| @{keyword ")"})) [];
wenzelm@62849
   981
wenzelm@62849
   982
val _ =
wenzelm@62849
   983
  Outer_Syntax.command @{command_keyword help}
wenzelm@62849
   984
    "retrieve outer syntax commands according to name patterns"
wenzelm@62849
   985
    (Scan.repeat Parse.name >>
wenzelm@62849
   986
      (fn pats => Toplevel.keep (fn st => Outer_Syntax.help (Toplevel.theory_of st) pats)));
wenzelm@62849
   987
wenzelm@62849
   988
val _ =
wenzelm@62849
   989
  Outer_Syntax.command @{command_keyword print_commands} "print outer syntax commands"
wenzelm@62849
   990
    (Scan.succeed (Toplevel.keep (Outer_Syntax.print_commands o Toplevel.theory_of)));
wenzelm@62849
   991
wenzelm@62849
   992
val _ =
wenzelm@62849
   993
  Outer_Syntax.command @{command_keyword print_options} "print configuration options"
wenzelm@62849
   994
    (Parse.opt_bang >> (fn b => Toplevel.keep (Attrib.print_options b o Toplevel.context_of)));
wenzelm@62849
   995
wenzelm@62849
   996
val _ =
wenzelm@62849
   997
  Outer_Syntax.command @{command_keyword print_context}
wenzelm@62849
   998
    "print context of local theory target"
wenzelm@62849
   999
    (Scan.succeed (Toplevel.keep (Pretty.writeln_chunks o Toplevel.pretty_context)));
wenzelm@62849
  1000
wenzelm@62849
  1001
val _ =
wenzelm@62849
  1002
  Outer_Syntax.command @{command_keyword print_theory}
wenzelm@62849
  1003
    "print logical theory contents"
wenzelm@62849
  1004
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1005
      Toplevel.keep (Pretty.writeln o Proof_Display.pretty_theory b o Toplevel.context_of)));
wenzelm@62849
  1006
wenzelm@62849
  1007
val _ =
wenzelm@62849
  1008
  Outer_Syntax.command @{command_keyword print_definitions}
wenzelm@62849
  1009
    "print dependencies of definitional theory content"
wenzelm@62849
  1010
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1011
      Toplevel.keep (Pretty.writeln o Proof_Display.pretty_definitions b o Toplevel.context_of)));
wenzelm@62849
  1012
wenzelm@62849
  1013
val _ =
wenzelm@62849
  1014
  Outer_Syntax.command @{command_keyword print_syntax}
wenzelm@62849
  1015
    "print inner syntax of context"
wenzelm@62849
  1016
    (Scan.succeed (Toplevel.keep (Proof_Context.print_syntax o Toplevel.context_of)));
wenzelm@62849
  1017
wenzelm@62849
  1018
val _ =
wenzelm@62849
  1019
  Outer_Syntax.command @{command_keyword print_defn_rules}
wenzelm@62849
  1020
    "print definitional rewrite rules of context"
wenzelm@62849
  1021
    (Scan.succeed (Toplevel.keep (Local_Defs.print_rules o Toplevel.context_of)));
wenzelm@62849
  1022
wenzelm@62849
  1023
val _ =
wenzelm@62849
  1024
  Outer_Syntax.command @{command_keyword print_abbrevs}
wenzelm@62849
  1025
    "print constant abbreviations of context"
wenzelm@62849
  1026
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1027
      Toplevel.keep (Proof_Context.print_abbrevs b o Toplevel.context_of)));
wenzelm@62849
  1028
wenzelm@62849
  1029
val _ =
wenzelm@62849
  1030
  Outer_Syntax.command @{command_keyword print_theorems}
wenzelm@62849
  1031
    "print theorems of local theory or proof context"
wenzelm@62849
  1032
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1033
      Toplevel.keep (Pretty.writeln o Pretty.chunks o Isar_Cmd.pretty_theorems b)));
wenzelm@62849
  1034
wenzelm@62849
  1035
val _ =
wenzelm@62849
  1036
  Outer_Syntax.command @{command_keyword print_locales}
wenzelm@62849
  1037
    "print locales of this theory"
wenzelm@62849
  1038
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1039
      Toplevel.keep (Locale.print_locales b o Toplevel.theory_of)));
wenzelm@62849
  1040
wenzelm@62849
  1041
val _ =
wenzelm@62849
  1042
  Outer_Syntax.command @{command_keyword print_classes}
wenzelm@62849
  1043
    "print classes of this theory"
wenzelm@62849
  1044
    (Scan.succeed (Toplevel.keep (Class.print_classes o Toplevel.context_of)));
wenzelm@62849
  1045
wenzelm@62849
  1046
val _ =
wenzelm@62849
  1047
  Outer_Syntax.command @{command_keyword print_locale}
wenzelm@62849
  1048
    "print locale of this theory"
wenzelm@62969
  1049
    (Parse.opt_bang -- Parse.position Parse.name >> (fn (b, name) =>
wenzelm@62849
  1050
      Toplevel.keep (fn state => Locale.print_locale (Toplevel.theory_of state) b name)));
wenzelm@62849
  1051
wenzelm@62849
  1052
val _ =
wenzelm@62849
  1053
  Outer_Syntax.command @{command_keyword print_interps}
wenzelm@62849
  1054
    "print interpretations of locale for this theory or proof context"
wenzelm@62969
  1055
    (Parse.position Parse.name >> (fn name =>
wenzelm@62849
  1056
      Toplevel.keep (fn state => Locale.print_registrations (Toplevel.context_of state) name)));
wenzelm@62849
  1057
wenzelm@62849
  1058
val _ =
wenzelm@62849
  1059
  Outer_Syntax.command @{command_keyword print_dependencies}
wenzelm@62849
  1060
    "print dependencies of locale expression"
wenzelm@62849
  1061
    (Parse.opt_bang -- Parse_Spec.locale_expression >> (fn (b, expr) =>
wenzelm@62849
  1062
      Toplevel.keep (fn state => Expression.print_dependencies (Toplevel.context_of state) b expr)));
wenzelm@62849
  1063
wenzelm@62849
  1064
val _ =
wenzelm@62849
  1065
  Outer_Syntax.command @{command_keyword print_attributes}
wenzelm@62849
  1066
    "print attributes of this theory"
wenzelm@62849
  1067
    (Parse.opt_bang >> (fn b => Toplevel.keep (Attrib.print_attributes b o Toplevel.context_of)));
wenzelm@62849
  1068
wenzelm@62849
  1069
val _ =
wenzelm@62849
  1070
  Outer_Syntax.command @{command_keyword print_simpset}
wenzelm@62849
  1071
    "print context of Simplifier"
wenzelm@62849
  1072
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1073
      Toplevel.keep (Pretty.writeln o Simplifier.pretty_simpset b o Toplevel.context_of)));
wenzelm@62849
  1074
wenzelm@62849
  1075
val _ =
wenzelm@62849
  1076
  Outer_Syntax.command @{command_keyword print_rules} "print intro/elim rules"
wenzelm@62849
  1077
    (Scan.succeed (Toplevel.keep (Context_Rules.print_rules o Toplevel.context_of)));
wenzelm@62849
  1078
wenzelm@62849
  1079
val _ =
wenzelm@62849
  1080
  Outer_Syntax.command @{command_keyword print_methods} "print methods of this theory"
wenzelm@62849
  1081
    (Parse.opt_bang >> (fn b => Toplevel.keep (Method.print_methods b o Toplevel.context_of)));
wenzelm@62849
  1082
wenzelm@62849
  1083
val _ =
wenzelm@62849
  1084
  Outer_Syntax.command @{command_keyword print_antiquotations}
wenzelm@62849
  1085
    "print document antiquotations"
wenzelm@62849
  1086
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1087
      Toplevel.keep (Thy_Output.print_antiquotations b o Toplevel.context_of)));
wenzelm@62849
  1088
wenzelm@62849
  1089
val _ =
wenzelm@62849
  1090
  Outer_Syntax.command @{command_keyword print_ML_antiquotations}
wenzelm@62849
  1091
    "print ML antiquotations"
wenzelm@62849
  1092
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1093
      Toplevel.keep (ML_Context.print_antiquotations b o Toplevel.context_of)));
wenzelm@62849
  1094
wenzelm@62849
  1095
val _ =
wenzelm@62849
  1096
  Outer_Syntax.command @{command_keyword locale_deps} "visualize locale dependencies"
wenzelm@62849
  1097
    (Scan.succeed
wenzelm@62849
  1098
      (Toplevel.keep (Toplevel.theory_of #> (fn thy =>
wenzelm@62849
  1099
        Locale.pretty_locale_deps thy
wenzelm@62849
  1100
        |> map (fn {name, parents, body} =>
wenzelm@62849
  1101
          ((name, Graph_Display.content_node (Locale.extern thy name) [body]), parents))
wenzelm@62849
  1102
        |> Graph_Display.display_graph_old))));
wenzelm@62849
  1103
wenzelm@62849
  1104
val _ =
wenzelm@62849
  1105
  Outer_Syntax.command @{command_keyword print_term_bindings}
wenzelm@62849
  1106
    "print term bindings of proof context"
wenzelm@62849
  1107
    (Scan.succeed
wenzelm@62849
  1108
      (Toplevel.keep
wenzelm@62849
  1109
        (Pretty.writeln_chunks o Proof_Context.pretty_term_bindings o Toplevel.context_of)));
wenzelm@62849
  1110
wenzelm@62849
  1111
val _ =
wenzelm@62849
  1112
  Outer_Syntax.command @{command_keyword print_facts} "print facts of proof context"
wenzelm@62849
  1113
    (Parse.opt_bang >> (fn b =>
wenzelm@62849
  1114
      Toplevel.keep (Proof_Context.print_local_facts b o Toplevel.context_of)));
wenzelm@62849
  1115
wenzelm@62849
  1116
val _ =
wenzelm@62849
  1117
  Outer_Syntax.command @{command_keyword print_cases} "print cases of proof context"
wenzelm@62849
  1118
    (Scan.succeed
wenzelm@62849
  1119
      (Toplevel.keep (Pretty.writeln_chunks o Proof_Context.pretty_cases o Toplevel.context_of)));
wenzelm@62849
  1120
wenzelm@62849
  1121
val _ =
wenzelm@62849
  1122
  Outer_Syntax.command @{command_keyword print_statement}
wenzelm@62849
  1123
    "print theorems as long statements"
wenzelm@62969
  1124
    (opt_modes -- Parse.thms1 >> Isar_Cmd.print_stmts);
wenzelm@62849
  1125
wenzelm@62849
  1126
val _ =
wenzelm@62849
  1127
  Outer_Syntax.command @{command_keyword thm} "print theorems"
wenzelm@62969
  1128
    (opt_modes -- Parse.thms1 >> Isar_Cmd.print_thms);
wenzelm@62849
  1129
wenzelm@62849
  1130
val _ =
wenzelm@62849
  1131
  Outer_Syntax.command @{command_keyword prf} "print proof terms of theorems"
wenzelm@62969
  1132
    (opt_modes -- Scan.option Parse.thms1 >> Isar_Cmd.print_prfs false);
wenzelm@62849
  1133
wenzelm@62849
  1134
val _ =
wenzelm@62849
  1135
  Outer_Syntax.command @{command_keyword full_prf} "print full proof terms of theorems"
wenzelm@62969
  1136
    (opt_modes -- Scan.option Parse.thms1 >> Isar_Cmd.print_prfs true);
wenzelm@62849
  1137
wenzelm@62849
  1138
val _ =
wenzelm@62849
  1139
  Outer_Syntax.command @{command_keyword prop} "read and print proposition"
wenzelm@62849
  1140
    (opt_modes -- Parse.term >> Isar_Cmd.print_prop);
wenzelm@62849
  1141
wenzelm@62849
  1142
val _ =
wenzelm@62849
  1143
  Outer_Syntax.command @{command_keyword term} "read and print term"
wenzelm@62849
  1144
    (opt_modes -- Parse.term >> Isar_Cmd.print_term);
wenzelm@62849
  1145
wenzelm@62849
  1146
val _ =
wenzelm@62849
  1147
  Outer_Syntax.command @{command_keyword typ} "read and print type"
wenzelm@62849
  1148
    (opt_modes -- (Parse.typ -- Scan.option (@{keyword "::"} |-- Parse.!!! Parse.sort))
wenzelm@62849
  1149
      >> Isar_Cmd.print_type);
wenzelm@62849
  1150
wenzelm@62849
  1151
val _ =
wenzelm@62849
  1152
  Outer_Syntax.command @{command_keyword print_codesetup} "print code generator setup"
wenzelm@62849
  1153
    (Scan.succeed (Toplevel.keep (Code.print_codesetup o Toplevel.theory_of)));
wenzelm@62849
  1154
wenzelm@62849
  1155
val _ =
wenzelm@62849
  1156
  Outer_Syntax.command @{command_keyword print_state}
wenzelm@62849
  1157
    "print current proof state (if present)"
wenzelm@62849
  1158
    (opt_modes >> (fn modes =>
wenzelm@62849
  1159
      Toplevel.keep (Print_Mode.with_modes modes (Output.state o Toplevel.string_of_state))));
wenzelm@62849
  1160
wenzelm@62849
  1161
val _ =
wenzelm@62849
  1162
  Outer_Syntax.command @{command_keyword welcome} "print welcome message"
wenzelm@62849
  1163
    (Scan.succeed (Toplevel.keep (fn _ => writeln (Session.welcome ()))));
wenzelm@62849
  1164
wenzelm@62849
  1165
val _ =
wenzelm@62849
  1166
  Outer_Syntax.command @{command_keyword display_drafts}
wenzelm@62849
  1167
    "display raw source files with symbols"
wenzelm@62849
  1168
    (Scan.repeat1 Parse.path >> (fn names =>
wenzelm@62849
  1169
      Toplevel.keep (fn _ => ignore (Present.display_drafts (map Path.explode names)))));
wenzelm@62849
  1170
wenzelm@62856
  1171
in end\<close>
wenzelm@62849
  1172
wenzelm@62849
  1173
wenzelm@62856
  1174
subsection \<open>Dependencies\<close>
wenzelm@62856
  1175
wenzelm@62856
  1176
ML \<open>
wenzelm@62849
  1177
local
wenzelm@62856
  1178
wenzelm@62856
  1179
val theory_bounds =
wenzelm@62969
  1180
  Parse.position Parse.theory_name >> single ||
wenzelm@62969
  1181
  (@{keyword "("} |-- Parse.enum "|" (Parse.position Parse.theory_name) --| @{keyword ")"});
wenzelm@62849
  1182
wenzelm@62849
  1183
val _ =
wenzelm@62849
  1184
  Outer_Syntax.command @{command_keyword thy_deps} "visualize theory dependencies"
wenzelm@62849
  1185
    (Scan.option theory_bounds -- Scan.option theory_bounds >>
wenzelm@62849
  1186
      (fn args => Toplevel.keep (fn st => Thy_Deps.thy_deps_cmd (Toplevel.context_of st) args)));
wenzelm@62849
  1187
wenzelm@62849
  1188
wenzelm@62856
  1189
val class_bounds =
wenzelm@62856
  1190
  Parse.sort >> single ||
wenzelm@62856
  1191
  (@{keyword "("} |-- Parse.enum "|" Parse.sort --| @{keyword ")"});
wenzelm@62849
  1192
wenzelm@62849
  1193
val _ =
wenzelm@62849
  1194
  Outer_Syntax.command @{command_keyword class_deps} "visualize class dependencies"
wenzelm@62849
  1195
    (Scan.option class_bounds -- Scan.option class_bounds >> (fn args =>
wenzelm@62849
  1196
      Toplevel.keep (fn st => Class_Deps.class_deps_cmd (Toplevel.context_of st) args)));
wenzelm@62849
  1197
wenzelm@62849
  1198
wenzelm@62849
  1199
val _ =
wenzelm@62849
  1200
  Outer_Syntax.command @{command_keyword thm_deps} "visualize theorem dependencies"
wenzelm@62969
  1201
    (Parse.thms1 >> (fn args =>
wenzelm@62849
  1202
      Toplevel.keep (fn st =>
wenzelm@62849
  1203
        Thm_Deps.thm_deps (Toplevel.theory_of st)
wenzelm@62849
  1204
          (Attrib.eval_thms (Toplevel.context_of st) args))));
wenzelm@62849
  1205
wenzelm@62856
  1206
wenzelm@62856
  1207
val thy_names =
wenzelm@62969
  1208
  Scan.repeat1 (Scan.unless Parse.minus (Parse.position Parse.theory_name));
wenzelm@62849
  1209
wenzelm@62849
  1210
val _ =
wenzelm@62849
  1211
  Outer_Syntax.command @{command_keyword unused_thms} "find unused theorems"
wenzelm@62849
  1212
    (Scan.option ((thy_names --| Parse.minus) -- Scan.option thy_names) >> (fn opt_range =>
wenzelm@62849
  1213
        Toplevel.keep (fn st =>
wenzelm@62849
  1214
          let
wenzelm@62849
  1215
            val thy = Toplevel.theory_of st;
wenzelm@62849
  1216
            val ctxt = Toplevel.context_of st;
wenzelm@62849
  1217
            fun pretty_thm (a, th) = Proof_Context.pretty_fact ctxt (a, [th]);
wenzelm@62849
  1218
            val check = Theory.check ctxt;
wenzelm@62849
  1219
          in
wenzelm@62849
  1220
            Thm_Deps.unused_thms
wenzelm@62849
  1221
              (case opt_range of
wenzelm@62849
  1222
                NONE => (Theory.parents_of thy, [thy])
wenzelm@62849
  1223
              | SOME (xs, NONE) => (map check xs, [thy])
wenzelm@62849
  1224
              | SOME (xs, SOME ys) => (map check xs, map check ys))
wenzelm@62849
  1225
            |> map pretty_thm |> Pretty.writeln_chunks
wenzelm@62849
  1226
          end)));
wenzelm@62849
  1227
wenzelm@62856
  1228
in end\<close>
wenzelm@62849
  1229
wenzelm@62849
  1230
wenzelm@62856
  1231
subsubsection \<open>Find consts and theorems\<close>
wenzelm@62856
  1232
wenzelm@62856
  1233
ML \<open>
wenzelm@62856
  1234
local
wenzelm@62849
  1235
wenzelm@62849
  1236
val _ =
wenzelm@62849
  1237
  Outer_Syntax.command @{command_keyword find_consts}
wenzelm@62849
  1238
    "find constants by name / type patterns"
wenzelm@62849
  1239
    (Find_Consts.query_parser >> (fn spec =>
wenzelm@62849
  1240
      Toplevel.keep (fn st =>
wenzelm@62849
  1241
        Pretty.writeln (Find_Consts.pretty_consts (Toplevel.context_of st) spec))));
wenzelm@62849
  1242
wenzelm@62856
  1243
val options =
wenzelm@62856
  1244
  Scan.optional
wenzelm@62856
  1245
    (Parse.$$$ "(" |--
wenzelm@62856
  1246
      Parse.!!! (Scan.option Parse.nat --
wenzelm@62856
  1247
        Scan.optional (Parse.reserved "with_dups" >> K false) true --| Parse.$$$ ")"))
wenzelm@62856
  1248
    (NONE, true);
wenzelm@62849
  1249
wenzelm@62849
  1250
val _ =
wenzelm@62849
  1251
  Outer_Syntax.command @{command_keyword find_theorems}
wenzelm@62849
  1252
    "find theorems meeting specified criteria"
wenzelm@62849
  1253
    (options -- Find_Theorems.query_parser >> (fn ((opt_lim, rem_dups), spec) =>
wenzelm@62849
  1254
      Toplevel.keep (fn st =>
wenzelm@62849
  1255
        Pretty.writeln
wenzelm@62849
  1256
          (Find_Theorems.pretty_theorems (Find_Theorems.proof_state st) opt_lim rem_dups spec))));
wenzelm@62849
  1257
wenzelm@62856
  1258
in end\<close>
wenzelm@62849
  1259
wenzelm@62849
  1260
wenzelm@62856
  1261
subsection \<open>Code generation\<close>
wenzelm@62849
  1262
wenzelm@62856
  1263
ML \<open>
wenzelm@62856
  1264
local
wenzelm@62856
  1265
wenzelm@62856
  1266
val _ =
wenzelm@62856
  1267
  Outer_Syntax.command @{command_keyword code_datatype}
wenzelm@62856
  1268
    "define set of code datatype constructors"
wenzelm@62856
  1269
    (Scan.repeat1 Parse.term >> (Toplevel.theory o Code.add_datatype_cmd));
wenzelm@62856
  1270
wenzelm@62856
  1271
in end\<close>
wenzelm@62856
  1272
wenzelm@62856
  1273
wenzelm@62856
  1274
subsection \<open>Extraction of programs from proofs\<close>
wenzelm@62856
  1275
wenzelm@62856
  1276
ML \<open>
wenzelm@62856
  1277
local
wenzelm@62849
  1278
wenzelm@62849
  1279
val parse_vars = Scan.optional (Parse.$$$ "(" |-- Parse.list1 Parse.name --| Parse.$$$ ")") [];
wenzelm@62849
  1280
wenzelm@62849
  1281
val _ =
wenzelm@62849
  1282
  Outer_Syntax.command @{command_keyword realizers}
wenzelm@62849
  1283
    "specify realizers for primitive axioms / theorems, together with correctness proof"
wenzelm@62969
  1284
    (Scan.repeat1 (Parse.name -- parse_vars --| Parse.$$$ ":" -- Parse.string -- Parse.string) >>
wenzelm@62849
  1285
     (fn xs => Toplevel.theory (fn thy => Extraction.add_realizers
wenzelm@62849
  1286
       (map (fn (((a, vs), s1), s2) => (Global_Theory.get_thm thy a, (vs, s1, s2))) xs) thy)));
wenzelm@62849
  1287
wenzelm@62849
  1288
val _ =
wenzelm@62849
  1289
  Outer_Syntax.command @{command_keyword realizability}
wenzelm@62849
  1290
    "add equations characterizing realizability"
wenzelm@62849
  1291
    (Scan.repeat1 Parse.string >> (Toplevel.theory o Extraction.add_realizes_eqns));
wenzelm@62849
  1292
wenzelm@62849
  1293
val _ =
wenzelm@62849
  1294
  Outer_Syntax.command @{command_keyword extract_type}
wenzelm@62849
  1295
    "add equations characterizing type of extracted program"
wenzelm@62849
  1296
    (Scan.repeat1 Parse.string >> (Toplevel.theory o Extraction.add_typeof_eqns));
wenzelm@62849
  1297
wenzelm@62849
  1298
val _ =
wenzelm@62849
  1299
  Outer_Syntax.command @{command_keyword extract} "extract terms from proofs"
wenzelm@62969
  1300
    (Scan.repeat1 (Parse.name -- parse_vars) >> (fn xs => Toplevel.theory (fn thy =>
wenzelm@62849
  1301
      Extraction.extract (map (apfst (Global_Theory.get_thm thy)) xs) thy)));
wenzelm@62849
  1302
wenzelm@62856
  1303
in end\<close>
wenzelm@62849
  1304
wenzelm@62849
  1305
wenzelm@62944
  1306
section \<open>Auxiliary lemmas\<close>
wenzelm@20627
  1307
wenzelm@58611
  1308
subsection \<open>Meta-level connectives in assumptions\<close>
wenzelm@15803
  1309
wenzelm@15803
  1310
lemma meta_mp:
wenzelm@58612
  1311
  assumes "PROP P \<Longrightarrow> PROP Q" and "PROP P"
wenzelm@15803
  1312
  shows "PROP Q"
wenzelm@58612
  1313
    by (rule \<open>PROP P \<Longrightarrow> PROP Q\<close> [OF \<open>PROP P\<close>])
wenzelm@15803
  1314
nipkow@23432
  1315
lemmas meta_impE = meta_mp [elim_format]
nipkow@23432
  1316
wenzelm@15803
  1317
lemma meta_spec:
wenzelm@58612
  1318
  assumes "\<And>x. PROP P x"
wenzelm@26958
  1319
  shows "PROP P x"
wenzelm@58612
  1320
    by (rule \<open>\<And>x. PROP P x\<close>)
wenzelm@15803
  1321
wenzelm@15803
  1322
lemmas meta_allE = meta_spec [elim_format]
wenzelm@15803
  1323
wenzelm@26570
  1324
lemma swap_params:
wenzelm@58612
  1325
  "(\<And>x y. PROP P x y) \<equiv> (\<And>y x. PROP P x y)" ..
wenzelm@26570
  1326
wenzelm@18466
  1327
wenzelm@58611
  1328
subsection \<open>Meta-level conjunction\<close>
wenzelm@18466
  1329
wenzelm@18466
  1330
lemma all_conjunction:
wenzelm@58612
  1331
  "(\<And>x. PROP A x &&& PROP B x) \<equiv> ((\<And>x. PROP A x) &&& (\<And>x. PROP B x))"
wenzelm@18466
  1332
proof
wenzelm@58612
  1333
  assume conj: "\<And>x. PROP A x &&& PROP B x"
wenzelm@58612
  1334
  show "(\<And>x. PROP A x) &&& (\<And>x. PROP B x)"
wenzelm@19121
  1335
  proof -
wenzelm@18466
  1336
    fix x
wenzelm@26958
  1337
    from conj show "PROP A x" by (rule conjunctionD1)
wenzelm@26958
  1338
    from conj show "PROP B x" by (rule conjunctionD2)
wenzelm@18466
  1339
  qed
wenzelm@18466
  1340
next
wenzelm@58612
  1341
  assume conj: "(\<And>x. PROP A x) &&& (\<And>x. PROP B x)"
wenzelm@18466
  1342
  fix x
wenzelm@28856
  1343
  show "PROP A x &&& PROP B x"
wenzelm@19121
  1344
  proof -
wenzelm@26958
  1345
    show "PROP A x" by (rule conj [THEN conjunctionD1, rule_format])
wenzelm@26958
  1346
    show "PROP B x" by (rule conj [THEN conjunctionD2, rule_format])
wenzelm@18466
  1347
  qed
wenzelm@18466
  1348
qed
wenzelm@18466
  1349
wenzelm@19121
  1350
lemma imp_conjunction:
wenzelm@58612
  1351
  "(PROP A \<Longrightarrow> PROP B &&& PROP C) \<equiv> ((PROP A \<Longrightarrow> PROP B) &&& (PROP A \<Longrightarrow> PROP C))"
wenzelm@18836
  1352
proof
wenzelm@58612
  1353
  assume conj: "PROP A \<Longrightarrow> PROP B &&& PROP C"
wenzelm@58612
  1354
  show "(PROP A \<Longrightarrow> PROP B) &&& (PROP A \<Longrightarrow> PROP C)"
wenzelm@19121
  1355
  proof -
wenzelm@18466
  1356
    assume "PROP A"
wenzelm@58611
  1357
    from conj [OF \<open>PROP A\<close>] show "PROP B" by (rule conjunctionD1)
wenzelm@58611
  1358
    from conj [OF \<open>PROP A\<close>] show "PROP C" by (rule conjunctionD2)
wenzelm@18466
  1359
  qed
wenzelm@18466
  1360
next
wenzelm@58612
  1361
  assume conj: "(PROP A \<Longrightarrow> PROP B) &&& (PROP A \<Longrightarrow> PROP C)"
wenzelm@18466
  1362
  assume "PROP A"
wenzelm@28856
  1363
  show "PROP B &&& PROP C"
wenzelm@19121
  1364
  proof -
wenzelm@58611
  1365
    from \<open>PROP A\<close> show "PROP B" by (rule conj [THEN conjunctionD1])
wenzelm@58611
  1366
    from \<open>PROP A\<close> show "PROP C" by (rule conj [THEN conjunctionD2])
wenzelm@18466
  1367
  qed
wenzelm@18466
  1368
qed
wenzelm@18466
  1369
wenzelm@18466
  1370
lemma conjunction_imp:
wenzelm@58612
  1371
  "(PROP A &&& PROP B \<Longrightarrow> PROP C) \<equiv> (PROP A \<Longrightarrow> PROP B \<Longrightarrow> PROP C)"
wenzelm@18466
  1372
proof
wenzelm@58612
  1373
  assume r: "PROP A &&& PROP B \<Longrightarrow> PROP C"
wenzelm@22933
  1374
  assume ab: "PROP A" "PROP B"
wenzelm@22933
  1375
  show "PROP C"
wenzelm@22933
  1376
  proof (rule r)
wenzelm@28856
  1377
    from ab show "PROP A &&& PROP B" .
wenzelm@22933
  1378
  qed
wenzelm@18466
  1379
next
wenzelm@58612
  1380
  assume r: "PROP A \<Longrightarrow> PROP B \<Longrightarrow> PROP C"
wenzelm@28856
  1381
  assume conj: "PROP A &&& PROP B"
wenzelm@18466
  1382
  show "PROP C"
wenzelm@18466
  1383
  proof (rule r)
wenzelm@19121
  1384
    from conj show "PROP A" by (rule conjunctionD1)
wenzelm@19121
  1385
    from conj show "PROP B" by (rule conjunctionD2)
wenzelm@18466
  1386
  qed
wenzelm@18466
  1387
qed
wenzelm@18466
  1388
wenzelm@48638
  1389
end