wneuper/isa: src/Pure/Isar/isar

     1 (*  Title:      Pure/Isar/isar_syn.ML

     2     Author:     Markus Wenzel, TU Muenchen

     4 Isar/Pure outer syntax.

     5 *)

     7 structure IsarSyn: sig end =

     8 struct

    10 structure P = OuterParse and K = OuterKeyword;

    13 (** keywords **)

    15 (*keep keywords consistent with the parsers, otherwise be prepared for

    16   unexpected errors*)

    18 val _ = List.app OuterKeyword.keyword

    19  ["!!", "!", "%", "(", ")", "+", ",", "--", ":", "::", ";", "<", "<=",

    20   "=", "==", "=>", "?", "[", "\\<equiv>", "\\<leftharpoondown>",

    21   "\\<rightharpoonup>", "\\<rightleftharpoons>", "\\<subseteq>", "]",

    22   "advanced", "and", "assumes", "attach", "begin", "binder",

    23   "constrains", "defines", "fixes", "for", "identifier", "if",

    24   "imports", "in", "infix", "infixl", "infixr", "is",

    25   "notes", "obtains", "open", "output", "overloaded", "shows",

    26   "structure", "unchecked", "uses", "where", "|"];

    29 (** init and exit **)

    31 val _ =

    32   OuterSyntax.command "theory" "begin theory" (K.tag_theory K.thy_begin)

    33     (ThyHeader.args >> (Toplevel.print oo IsarCmd.init_theory));

    35 val _ =

    36   OuterSyntax.command "end" "end (local) theory" (K.tag_theory K.thy_end)

    37     (Scan.succeed (Toplevel.exit o Toplevel.end_local_theory));

    41 (** markup commands **)

    43 val _ = OuterSyntax.markup_command ThyOutput.Markup "header" "theory header" K.diag

    44   (P.doc_source >> IsarCmd.header_markup);

    46 val _ = OuterSyntax.markup_command ThyOutput.Markup "chapter" "chapter heading"

    47   K.thy_heading (P.opt_target -- P.doc_source >> IsarCmd.local_theory_markup);

    49 val _ = OuterSyntax.markup_command ThyOutput.Markup "section" "section heading"

    50   K.thy_heading (P.opt_target -- P.doc_source >> IsarCmd.local_theory_markup);

    52 val _ = OuterSyntax.markup_command ThyOutput.Markup "subsection" "subsection heading"

    53   K.thy_heading (P.opt_target -- P.doc_source >> IsarCmd.local_theory_markup);

    55 val _ =

    56   OuterSyntax.markup_command ThyOutput.Markup "subsubsection" "subsubsection heading"

    57   K.thy_heading (P.opt_target -- P.doc_source >> IsarCmd.local_theory_markup);

    59 val _ = OuterSyntax.markup_command ThyOutput.MarkupEnv "text" "formal comment (theory)"

    60   K.thy_decl (P.opt_target -- P.doc_source >> IsarCmd.local_theory_markup);

    62 val _ = OuterSyntax.markup_command ThyOutput.Verbatim "text_raw" "raw document preparation text"

    63   K.thy_decl (P.opt_target -- P.doc_source >> IsarCmd.local_theory_markup);

    65 val _ = OuterSyntax.markup_command ThyOutput.Markup "sect" "formal comment (proof)"

    66   (K.tag_proof K.prf_heading) (P.doc_source >> IsarCmd.proof_markup);

    68 val _ = OuterSyntax.markup_command ThyOutput.Markup "subsect" "formal comment (proof)"

    69   (K.tag_proof K.prf_heading) (P.doc_source >> IsarCmd.proof_markup);

    71 val _ = OuterSyntax.markup_command ThyOutput.Markup "subsubsect" "formal comment (proof)"

    72   (K.tag_proof K.prf_heading) (P.doc_source >> IsarCmd.proof_markup);

    74 val _ = OuterSyntax.markup_command ThyOutput.MarkupEnv "txt" "formal comment (proof)"

    75   (K.tag_proof K.prf_decl) (P.doc_source >> IsarCmd.proof_markup);

    77 val _ = OuterSyntax.markup_command ThyOutput.Verbatim "txt_raw"

    78   "raw document preparation text (proof)" (K.tag_proof K.prf_decl)

    79   (P.doc_source >> IsarCmd.proof_markup);

    83 (** theory commands **)

    85 (* classes and sorts *)

    87 val _ =

    88   OuterSyntax.command "classes" "declare type classes" K.thy_decl

    89     (Scan.repeat1 (P.name -- Scan.optional ((P.$$$ "\\<subseteq>" || P.$$$ "<") |--

    90         P.!!! (P.list1 P.xname)) []) >> (Toplevel.theory o fold AxClass.axiomatize_class_cmd));

    92 val _ =

    93   OuterSyntax.command "classrel" "state inclusion of type classes (axiomatic!)" K.thy_decl

    94     (P.and_list1 (P.xname -- ((P.$$$ "\\<subseteq>" || P.$$$ "<") |-- P.!!! P.xname))

    95     >> (Toplevel.theory o AxClass.axiomatize_classrel_cmd));

    97 val _ =

    98   OuterSyntax.command "defaultsort" "declare default sort" K.thy_decl

    99     (P.sort >> (Toplevel.theory o Sign.add_defsort));

   101 val _ =

   102   OuterSyntax.command "axclass" "define axiomatic type class" K.thy_decl

   103     (P.name -- Scan.optional ((P.$$$ "\\<subseteq>" || P.$$$ "<") |--

   104         P.!!! (P.list1 P.xname)) []

   105         -- Scan.repeat (SpecParse.thm_name ":" -- (P.prop >> single))

   106       >> (fn (x, y) => Toplevel.theory (snd o Class.axclass_cmd x y)));

   109 (* types *)

   111 val _ =

   112   OuterSyntax.command "typedecl" "type declaration" K.thy_decl

   113     (P.type_args -- P.name -- P.opt_infix >> (fn ((args, a), mx) =>

   114       Toplevel.theory (ObjectLogic.typedecl (a, args, mx) #> snd)));

   116 val _ =

   117   OuterSyntax.command "types" "declare type abbreviations" K.thy_decl

   118     (Scan.repeat1

   119       (P.type_args -- P.name -- (P.$$$ "=" |-- P.!!! (P.typ -- P.opt_infix')))

   120       >> (Toplevel.theory o Sign.add_tyabbrs o

   121         map (fn ((args, a), (T, mx)) => (a, args, T, mx))));

   123 val _ =

   124   OuterSyntax.command "nonterminals" "declare types treated as grammar nonterminal symbols"

   125     K.thy_decl (Scan.repeat1 P.name >> (Toplevel.theory o Sign.add_nonterminals));

   127 val _ =

   128   OuterSyntax.command "arities" "state type arities (axiomatic!)" K.thy_decl

   129     (Scan.repeat1 P.arity >> (Toplevel.theory o fold AxClass.axiomatize_arity_cmd));

   132 (* consts and syntax *)

   134 val _ =

   135   OuterSyntax.command "judgment" "declare object-logic judgment" K.thy_decl

   136     (P.const >> (Toplevel.theory o ObjectLogic.add_judgment));

   138 val _ =

   139   OuterSyntax.command "consts" "declare constants" K.thy_decl

   140     (Scan.repeat1 P.const >> (Toplevel.theory o Sign.add_consts));

   142 val opt_overloaded = P.opt_keyword "overloaded";

   144 val _ =

   145   OuterSyntax.command "finalconsts" "declare constants as final" K.thy_decl

   146     (opt_overloaded -- Scan.repeat1 P.term >> (uncurry (Toplevel.theory oo Theory.add_finals)));

   148 val mode_spec =

   149   (P.$$$ "output" >> K ("", false)) || P.name -- Scan.optional (P.$$$ "output" >> K false) true;

   151 val opt_mode =

   152   Scan.optional (P.$$$ "(" |-- P.!!! (mode_spec --| P.$$$ ")")) Syntax.mode_default;

   154 val _ =

   155   OuterSyntax.command "syntax" "declare syntactic constants" K.thy_decl

   156     (opt_mode -- Scan.repeat1 P.const >> (Toplevel.theory o uncurry Sign.add_modesyntax));

   158 val _ =

   159   OuterSyntax.command "no_syntax" "delete syntax declarations" K.thy_decl

   160     (opt_mode -- Scan.repeat1 P.const >> (Toplevel.theory o uncurry Sign.del_modesyntax));

   163 (* translations *)

   165 val trans_pat =

   166   Scan.optional (P.$$$ "(" |-- P.!!! (P.xname --| P.$$$ ")")) "logic" -- P.string;

   168 fun trans_arrow toks =

   169   ((P.$$$ "\\<rightharpoonup>" || P.$$$ "=>") >> K Syntax.ParseRule ||

   170     (P.$$$ "\\<leftharpoondown>" || P.$$$ "<=") >> K Syntax.PrintRule ||

   171     (P.$$$ "\\<rightleftharpoons>" || P.$$$ "==") >> K Syntax.ParsePrintRule) toks;

   173 val trans_line =

   174   trans_pat -- P.!!! (trans_arrow -- trans_pat)

   175     >> (fn (left, (arr, right)) => arr (left, right));

   177 val _ =

   178   OuterSyntax.command "translations" "declare syntax translation rules" K.thy_decl

   179     (Scan.repeat1 trans_line >> (Toplevel.theory o Sign.add_trrules));

   181 val _ =

   182   OuterSyntax.command "no_translations" "remove syntax translation rules" K.thy_decl

   183     (Scan.repeat1 trans_line >> (Toplevel.theory o Sign.del_trrules));

   186 (* axioms and definitions *)

   188 val _ =

   189   OuterSyntax.command "axioms" "state arbitrary propositions (axiomatic!)" K.thy_decl

   190     (Scan.repeat1 SpecParse.spec_name >> (Toplevel.theory o IsarCmd.add_axioms));

   192 val opt_unchecked_overloaded =

   193   Scan.optional (P.$$$ "(" |-- P.!!!

   194     (((P.$$$ "unchecked" >> K true) -- Scan.optional (P.$$$ "overloaded" >> K true) false ||

   195       P.$$$ "overloaded" >> K (false, true)) --| P.$$$ ")")) (false, false);

   197 val _ =

   198   OuterSyntax.command "defs" "define constants" K.thy_decl

   199     (opt_unchecked_overloaded -- Scan.repeat1 SpecParse.spec_name

   200       >> (Toplevel.theory o IsarCmd.add_defs));

   203 (* old constdefs *)

   205 val old_constdecl =

   206   P.binding --| P.where_ >> (fn x => (x, NONE, NoSyn)) ||

   207   P.binding -- (P.$$$ "::" |-- P.!!! P.typ >> SOME) -- P.opt_mixfix'

   208     --| Scan.option P.where_ >> P.triple1 ||

   209   P.binding -- (P.mixfix >> pair NONE) --| Scan.option P.where_ >> P.triple2;

   211 val old_constdef = Scan.option old_constdecl -- (SpecParse.opt_thm_name ":" -- P.prop);

   213 val structs =

   214   Scan.optional ((P.$$$ "(" -- P.$$$ "structure") |-- P.!!! (P.simple_fixes --| P.$$$ ")")) [];

   216 val _ =

   217   OuterSyntax.command "constdefs" "old-style constant definition" K.thy_decl

   218     (structs -- Scan.repeat1 old_constdef >> (Toplevel.theory o Constdefs.add_constdefs));

   221 (* constant definitions and abbreviations *)

   223 val constdecl =

   224   P.binding --

   225     (P.where_ >> K (NONE, NoSyn) ||

   226       P.$$$ "::" |-- P.!!! ((P.typ >> SOME) -- P.opt_mixfix' --| P.where_) ||

   227       Scan.ahead (P.$$$ "(") |-- P.!!! (P.mixfix' --| P.where_ >> pair NONE))

   228   >> P.triple2;

   230 val constdef = Scan.option constdecl -- (SpecParse.opt_thm_name ":" -- P.prop);

   232 val _ =

   233   OuterSyntax.local_theory "definition" "constant definition" K.thy_decl

   234     (constdef >> (fn args => #2 o Specification.definition_cmd args));

   236 val _ =

   237   OuterSyntax.local_theory "abbreviation" "constant abbreviation" K.thy_decl

   238     (opt_mode -- (Scan.option constdecl -- P.prop)

   239     >> (fn (mode, args) => Specification.abbreviation_cmd mode args));

   241 val _ =

   242   OuterSyntax.local_theory "notation" "add notation for constants / fixed variables" K.thy_decl

   243     (opt_mode -- P.and_list1 (P.xname -- SpecParse.locale_mixfix)

   244     >> (fn (mode, args) => Specification.notation_cmd true mode args));

   246 val _ =

   247   OuterSyntax.local_theory "no_notation" "delete notation for constants / fixed variables" K.thy_decl

   248     (opt_mode -- P.and_list1 (P.xname -- SpecParse.locale_mixfix)

   249     >> (fn (mode, args) => Specification.notation_cmd false mode args));

   252 (* constant specifications *)

   254 val _ =

   255   OuterSyntax.command "axiomatization" "axiomatic constant specification" K.thy_decl

   256     (Scan.optional P.fixes [] --

   257       Scan.optional (P.where_ |-- P.!!! (P.and_list1 SpecParse.spec)) []

   258     >> (fn (x, y) => Toplevel.theory (#2 o Specification.axiomatization_cmd x y)));

   261 (* theorems *)

   263 fun theorems kind =

   264   SpecParse.name_facts >> (fn args => #2 o Specification.theorems_cmd kind args);

   266 val _ =

   267   OuterSyntax.local_theory "theorems" "define theorems" K.thy_decl (theorems Thm.theoremK);

   269 val _ =

   270   OuterSyntax.local_theory "lemmas" "define lemmas" K.thy_decl (theorems Thm.lemmaK);

   272 val _ =

   273   OuterSyntax.local_theory "declare" "declare theorems (improper)" K.thy_decl

   274     (P.and_list1 SpecParse.xthms1

   275       >> (fn args => #2 o Specification.theorems_cmd "" [(Attrib.empty_binding, flat args)]));

   278 (* name space entry path *)

   280 val _ =

   281   OuterSyntax.command "global" "disable prefixing of theory name" K.thy_decl

   282     (Scan.succeed (Toplevel.theory Sign.root_path));

   284 val _ =

   285   OuterSyntax.command "local" "enable prefixing of theory name" K.thy_decl

   286     (Scan.succeed (Toplevel.theory Sign.local_path));

   288 val _ =

   289   OuterSyntax.command "hide" "hide names from given name space" K.thy_decl

   290     ((P.opt_keyword "open" >> not) -- (P.name -- Scan.repeat1 P.xname) >>

   291       (Toplevel.theory o uncurry IsarCmd.hide_names));

   294 (* use ML text *)

   296 val _ =

   297   OuterSyntax.command "use" "eval ML text from file" (K.tag_ml K.thy_decl)

   298     (P.path >> (Toplevel.generic_theory o ThyInfo.exec_file false));

   300 val _ =

   301   OuterSyntax.command "ML" "eval ML text within theory" (K.tag_ml K.thy_decl)

   302     (P.ML_source >> (fn (txt, pos) =>

   303       Toplevel.generic_theory (ML_Context.exec (fn () => ML_Context.eval true pos txt))));

   305 val _ =

   306   OuterSyntax.command "ML_prf" "eval ML text within proof" (K.tag_proof K.prf_decl)

   307     (P.ML_source >> (fn (txt, pos) =>

   308       Toplevel.proof (Proof.map_context (Context.proof_map

   309         (ML_Context.exec (fn () => ML_Context.eval true pos txt))) #>

   310           (fn prf => Proof.map_contexts (ML_Context.inherit_env (Proof.context_of prf)) prf))));

   312 val _ =

   313   OuterSyntax.command "ML_val" "eval ML text (diagnostic)" (K.tag_ml K.diag)

   314     (P.ML_source >> IsarCmd.ml_diag true);

   316 val _ =

   317   OuterSyntax.command "ML_command" "silently eval ML text (diagnostic)" (K.tag_ml K.diag)

   318     (P.ML_source >> (Toplevel.no_timing oo IsarCmd.ml_diag false));

   320 val _ =

   321   OuterSyntax.command "setup" "apply ML theory setup" (K.tag_ml K.thy_decl)

   322     (P.ML_source >> (Toplevel.theory o IsarCmd.generic_setup));

   324 val _ =

   325   OuterSyntax.command "method_setup" "define proof method in ML" (K.tag_ml K.thy_decl)

   326     (P.name -- P.!!! (P.$$$ "=" |-- P.ML_source -- P.text)

   327     >> (fn (name, (txt, cmt)) => Toplevel.theory (Method.method_setup name txt cmt)));

   329 val _ =

   330   OuterSyntax.local_theory "declaration" "generic ML declaration" (K.tag_ml K.thy_decl)

   331     (P.ML_source >> IsarCmd.declaration);

   333 val _ =

   334   OuterSyntax.local_theory "simproc_setup" "define simproc in ML" (K.tag_ml K.thy_decl)

   335     (P.name -- (P.$$$ "(" |-- P.enum1 "|" P.term --| P.$$$ ")" --| P.$$$ "=") --

   336       P.ML_source -- Scan.optional (P.$$$ "identifier" |-- Scan.repeat1 P.xname) []

   337     >> (fn (((a, b), c), d) => IsarCmd.simproc_setup a b c d));

   340 (* translation functions *)

   342 val trfun = P.opt_keyword "advanced" -- P.ML_source;

   344 val _ =

   345   OuterSyntax.command "parse_ast_translation" "install parse ast translation functions"

   346     (K.tag_ml K.thy_decl)

   347     (trfun >> (Toplevel.theory o IsarCmd.parse_ast_translation));

   349 val _ =

   350   OuterSyntax.command "parse_translation" "install parse translation functions"

   351     (K.tag_ml K.thy_decl)

   352     (trfun >> (Toplevel.theory o IsarCmd.parse_translation));

   354 val _ =

   355   OuterSyntax.command "print_translation" "install print translation functions"

   356     (K.tag_ml K.thy_decl)

   357     (trfun >> (Toplevel.theory o IsarCmd.print_translation));

   359 val _ =

   360   OuterSyntax.command "typed_print_translation" "install typed print translation functions"

   361     (K.tag_ml K.thy_decl)

   362     (trfun >> (Toplevel.theory o IsarCmd.typed_print_translation));

   364 val _ =

   365   OuterSyntax.command "print_ast_translation" "install print ast translation functions"

   366     (K.tag_ml K.thy_decl)

   367     (trfun >> (Toplevel.theory o IsarCmd.print_ast_translation));

   370 (* oracles *)

   372 val _ =

   373   OuterSyntax.command "oracle" "declare oracle" (K.tag_ml K.thy_decl)

   374     (P.name -- (P.$$$ "=" |-- P.ML_source) >> (fn (x, y) => Toplevel.theory (IsarCmd.oracle x y)));

   377 (* local theories *)

   379 val _ =

   380   OuterSyntax.command "context" "enter local theory context" K.thy_decl

   381     (P.name --| P.begin >> (fn name =>

   382       Toplevel.print o Toplevel.begin_local_theory true (TheoryTarget.context name)));

   385 (* locales *)

   387 val locale_val =

   388   SpecParse.locale_expression --

   389     Scan.optional (P.$$$ "+" |-- P.!!! (Scan.repeat1 SpecParse.context_element)) [] ||

   390   Scan.repeat1 SpecParse.context_element >> pair ([], []);

   392 val _ =

   393   OuterSyntax.command "locale" "define named proof context" K.thy_decl

   394     (P.name -- Scan.optional (P.$$$ "=" |-- P.!!! locale_val) (([], []), []) -- P.opt_begin

   395       >> (fn ((name, (expr, elems)), begin) =>

   396           (begin ? Toplevel.print) o Toplevel.begin_local_theory begin

   397             (Expression.add_locale_cmd name "" expr elems #> snd)));

   399 val _ =

   400   OuterSyntax.command "sublocale"

   401     "prove sublocale relation between a locale and a locale expression" K.thy_goal

   402     (P.xname --| (P.$$$ "\\<subseteq>" || P.$$$ "<") -- P.!!! SpecParse.locale_expression

   403       >> (fn (loc, expr) =>

   404         Toplevel.print o (Toplevel.theory_to_proof (Expression.sublocale_cmd loc expr))));

   406 val _ =

   407   OuterSyntax.command "interpretation"

   408     "prove interpretation of locale expression in theory" K.thy_goal

   409     (P.!!! SpecParse.locale_expression --

   410       Scan.optional (P.$$$ "where" |-- P.and_list1 (SpecParse.opt_thm_name ":" -- P.prop)) []

   411         >> (fn (expr, equations) => Toplevel.print o

   412             Toplevel.theory_to_proof (Expression.interpretation_cmd expr equations)));

   414 val _ =

   415   OuterSyntax.command "interpret"

   416     "prove interpretation of locale expression in proof context"

   417     (K.tag_proof K.prf_goal)

   418     (P.!!! SpecParse.locale_expression

   419         >> (fn expr => Toplevel.print o

   420             Toplevel.proof' (fn int => Expression.interpret_cmd expr int)));

   423 (* classes *)

   425 val class_val =

   426   SpecParse.class_expr --

   427     Scan.optional (P.$$$ "+" |-- P.!!! (Scan.repeat1 SpecParse.context_element)) [] ||

   428   Scan.repeat1 SpecParse.context_element >> pair [];

   430 val _ =

   431   OuterSyntax.command "class" "define type class" K.thy_decl

   432    (P.name -- Scan.optional (P.$$$ "=" |-- class_val) ([], []) -- P.opt_begin

   433     >> (fn ((name, (supclasses, elems)), begin) =>

   434         (begin ? Toplevel.print) o Toplevel.begin_local_theory begin

   435           (Class.class_cmd name supclasses elems #> snd)));

   437 val _ =

   438   OuterSyntax.local_theory_to_proof "subclass" "prove a subclass relation" K.thy_goal

   439     (P.xname >> Class.subclass_cmd);

   441 val _ =

   442   OuterSyntax.command "instantiation" "instantiate and prove type arity" K.thy_decl

   443    (P.multi_arity --| P.begin

   444      >> (fn arities => Toplevel.print o

   445          Toplevel.begin_local_theory true (TheoryTarget.instantiation_cmd arities)));

   447 val _ =

   448   OuterSyntax.command "instance" "prove type arity or subclass relation" K.thy_goal

   449   ((P.xname -- ((P.$$$ "\\<subseteq>" || P.$$$ "<") |-- P.!!! P.xname) >> Class.classrel_cmd ||

   450     P.arity >> Class.instance_arity_cmd)

   451     >> (Toplevel.print oo Toplevel.theory_to_proof)

   452   || Scan.succeed (Toplevel.print o Toplevel.local_theory_to_proof NONE (Class.instantiation_instance I)));

   455 (* arbitrary overloading *)

   457 val _ =

   458   OuterSyntax.command "overloading" "overloaded definitions" K.thy_decl

   459    (Scan.repeat1 (P.name --| (P.$$$ "\\<equiv>" || P.$$$ "==") -- P.term --

   460       Scan.optional (P.$$$ "(" |-- (P.$$$ "unchecked" >> K false) --| P.$$$ ")") true

   461       >> P.triple1) --| P.begin

   462    >> (fn operations => Toplevel.print o

   463          Toplevel.begin_local_theory true (TheoryTarget.overloading_cmd operations)));

   466 (* code generation *)

   468 val _ =

   469   OuterSyntax.command "code_datatype" "define set of code datatype constructors" K.thy_decl

   470     (Scan.repeat1 P.term >> (Toplevel.theory o Code.add_datatype_cmd));

   474 (** proof commands **)

   476 (* statements *)

   478 fun gen_theorem kind =

   479   OuterSyntax.local_theory_to_proof' kind ("state " ^ kind) K.thy_goal

   480     (Scan.optional (SpecParse.opt_thm_name ":" --|

   481       Scan.ahead (SpecParse.locale_keyword || SpecParse.statement_keyword)) Attrib.empty_binding --

   482       SpecParse.general_statement >> (fn (a, (elems, concl)) =>

   483         (Specification.theorem_cmd kind NONE (K I) a elems concl)));

   485 val _ = gen_theorem Thm.theoremK;

   486 val _ = gen_theorem Thm.lemmaK;

   487 val _ = gen_theorem Thm.corollaryK;

   489 val _ =

   490   OuterSyntax.command "have" "state local goal"

   491     (K.tag_proof K.prf_goal)

   492     (SpecParse.statement >> ((Toplevel.print oo Toplevel.proof') o IsarCmd.have));

   494 val _ =

   495   OuterSyntax.command "hence" "abbreviates \"then have\""

   496     (K.tag_proof K.prf_goal)

   497     (SpecParse.statement >> ((Toplevel.print oo Toplevel.proof') o IsarCmd.hence));

   499 val _ =

   500   OuterSyntax.command "show" "state local goal, solving current obligation"

   501     (K.tag_proof K.prf_asm_goal)

   502     (SpecParse.statement >> ((Toplevel.print oo Toplevel.proof') o IsarCmd.show));

   504 val _ =

   505   OuterSyntax.command "thus" "abbreviates \"then show\""

   506     (K.tag_proof K.prf_asm_goal)

   507     (SpecParse.statement >> ((Toplevel.print oo Toplevel.proof') o IsarCmd.thus));

   510 (* facts *)

   512 val facts = P.and_list1 SpecParse.xthms1;

   514 val _ =

   515   OuterSyntax.command "then" "forward chaining"

   516     (K.tag_proof K.prf_chain)

   517     (Scan.succeed (Toplevel.print o Toplevel.proof Proof.chain));

   519 val _ =

   520   OuterSyntax.command "from" "forward chaining from given facts"

   521     (K.tag_proof K.prf_chain)

   522     (facts >> (Toplevel.print oo (Toplevel.proof o Proof.from_thmss)));

   524 val _ =

   525   OuterSyntax.command "with" "forward chaining from given and current facts"

   526     (K.tag_proof K.prf_chain)

   527     (facts >> (Toplevel.print oo (Toplevel.proof o Proof.with_thmss)));

   529 val _ =

   530   OuterSyntax.command "note" "define facts"

   531     (K.tag_proof K.prf_decl)

   532     (SpecParse.name_facts >> (Toplevel.print oo (Toplevel.proof o Proof.note_thmss)));

   534 val _ =

   535   OuterSyntax.command "using" "augment goal facts"

   536     (K.tag_proof K.prf_decl)

   537     (facts >> (Toplevel.print oo (Toplevel.proof o Proof.using)));

   539 val _ =

   540   OuterSyntax.command "unfolding" "unfold definitions in goal and facts"

   541     (K.tag_proof K.prf_decl)

   542     (facts >> (Toplevel.print oo (Toplevel.proof o Proof.unfolding)));

   545 (* proof context *)

   547 val _ =

   548   OuterSyntax.command "fix" "fix local variables (Skolem constants)"

   549     (K.tag_proof K.prf_asm)

   550     (P.fixes >> (Toplevel.print oo (Toplevel.proof o Proof.fix)));

   552 val _ =

   553   OuterSyntax.command "assume" "assume propositions"

   554     (K.tag_proof K.prf_asm)

   555     (SpecParse.statement >> (Toplevel.print oo (Toplevel.proof o Proof.assume)));

   557 val _ =

   558   OuterSyntax.command "presume" "assume propositions, to be established later"

   559     (K.tag_proof K.prf_asm)

   560     (SpecParse.statement >> (Toplevel.print oo (Toplevel.proof o Proof.presume)));

   562 val _ =

   563   OuterSyntax.command "def" "local definition"

   564     (K.tag_proof K.prf_asm)

   565     (P.and_list1

   566       (SpecParse.opt_thm_name ":" --

   567         ((P.binding -- P.opt_mixfix) -- ((P.$$$ "\\<equiv>" || P.$$$ "==") |-- P.!!! P.termp)))

   568     >> (Toplevel.print oo (Toplevel.proof o Proof.def)));

   570 val _ =

   571   OuterSyntax.command "obtain" "generalized existence"

   572     (K.tag_proof K.prf_asm_goal)

   573     (P.parname -- Scan.optional (P.fixes --| P.where_) [] -- SpecParse.statement

   574       >> (fn ((x, y), z) => Toplevel.print o Toplevel.proof' (Obtain.obtain x y z)));

   576 val _ =

   577   OuterSyntax.command "guess" "wild guessing (unstructured)"

   578     (K.tag_proof K.prf_asm_goal)

   579     (Scan.optional P.fixes [] >> (Toplevel.print oo (Toplevel.proof' o Obtain.guess)));

   581 val _ =

   582   OuterSyntax.command "let" "bind text variables"

   583     (K.tag_proof K.prf_decl)

   584     (P.and_list1 (P.and_list1 P.term -- (P.$$$ "=" |-- P.term))

   585       >> (Toplevel.print oo (Toplevel.proof o Proof.let_bind)));

   587 val case_spec =

   588   (P.$$$ "(" |-- P.!!! (P.xname -- Scan.repeat1 (P.maybe P.name) --| P.$$$ ")") ||

   589     P.xname >> rpair []) -- SpecParse.opt_attribs >> P.triple1;

   591 val _ =

   592   OuterSyntax.command "case" "invoke local context"

   593     (K.tag_proof K.prf_asm)

   594     (case_spec >> (Toplevel.print oo (Toplevel.proof o Proof.invoke_case)));

   597 (* proof structure *)

   599 val _ =

   600   OuterSyntax.command "{" "begin explicit proof block"

   601     (K.tag_proof K.prf_open)

   602     (Scan.succeed (Toplevel.print o Toplevel.proof Proof.begin_block));

   604 val _ =

   605   OuterSyntax.command "}" "end explicit proof block"

   606     (K.tag_proof K.prf_close)

   607     (Scan.succeed (Toplevel.print o Toplevel.proof Proof.end_block));

   609 val _ =

   610   OuterSyntax.command "next" "enter next proof block"

   611     (K.tag_proof K.prf_block)

   612     (Scan.succeed (Toplevel.print o Toplevel.proof Proof.next_block));

   615 (* end proof *)

   617 val _ =

   618   OuterSyntax.command "qed" "conclude (sub-)proof"

   619     (K.tag_proof K.qed_block)

   620     (Scan.option Method.parse >> IsarCmd.qed);

   622 val _ =

   623   OuterSyntax.command "by" "terminal backward proof"

   624     (K.tag_proof K.qed)

   625     (Method.parse -- Scan.option Method.parse >> IsarCmd.terminal_proof);

   627 val _ =

   628   OuterSyntax.command ".." "default proof"

   629     (K.tag_proof K.qed)

   630     (Scan.succeed IsarCmd.default_proof);

   632 val _ =

   633   OuterSyntax.command "." "immediate proof"

   634     (K.tag_proof K.qed)

   635     (Scan.succeed IsarCmd.immediate_proof);

   637 val _ =

   638   OuterSyntax.command "done" "done proof"

   639     (K.tag_proof K.qed)

   640     (Scan.succeed IsarCmd.done_proof);

   642 val _ =

   643   OuterSyntax.command "sorry" "skip proof (quick-and-dirty mode only!)"

   644     (K.tag_proof K.qed)

   645     (Scan.succeed IsarCmd.skip_proof);

   647 val _ =

   648   OuterSyntax.command "oops" "forget proof"

   649     (K.tag_proof K.qed_global)

   650     (Scan.succeed Toplevel.forget_proof);

   653 (* proof steps *)

   655 val _ =

   656   OuterSyntax.command "defer" "shuffle internal proof state"

   657     (K.tag_proof K.prf_script)

   658     (Scan.option P.nat >> (Toplevel.print oo (Toplevel.proofs o Proof.defer)));

   660 val _ =

   661   OuterSyntax.command "prefer" "shuffle internal proof state"

   662     (K.tag_proof K.prf_script)

   663     (P.nat >> (Toplevel.print oo (Toplevel.proofs o Proof.prefer)));

   665 val _ =

   666   OuterSyntax.command "apply" "initial refinement step (unstructured)"

   667     (K.tag_proof K.prf_script)

   668     (Method.parse >> (Toplevel.print oo (Toplevel.proofs o Proof.apply)));

   670 val _ =

   671   OuterSyntax.command "apply_end" "terminal refinement (unstructured)"

   672     (K.tag_proof K.prf_script)

   673     (Method.parse >> (Toplevel.print oo (Toplevel.proofs o Proof.apply_end)));

   675 val _ =

   676   OuterSyntax.command "proof" "backward proof"

   677     (K.tag_proof K.prf_block)

   678     (Scan.option Method.parse >> (fn m => Toplevel.print o

   679       Toplevel.actual_proof (ProofNode.applys (Proof.proof m)) o

   680       Toplevel.skip_proof (fn i => i + 1)));

   683 (* calculational proof commands *)

   685 val calc_args =

   686   Scan.option (P.$$$ "(" |-- P.!!! ((SpecParse.xthms1 --| P.$$$ ")")));

   688 val _ =

   689   OuterSyntax.command "also" "combine calculation and current facts"

   690     (K.tag_proof K.prf_decl)

   691     (calc_args >> (Toplevel.proofs' o Calculation.also));

   693 val _ =

   694   OuterSyntax.command "finally" "combine calculation and current facts, exhibit result"

   695     (K.tag_proof K.prf_chain)

   696     (calc_args >> (Toplevel.proofs' o Calculation.finally));

   698 val _ =

   699   OuterSyntax.command "moreover" "augment calculation by current facts"

   700     (K.tag_proof K.prf_decl)

   701     (Scan.succeed (Toplevel.proof' Calculation.moreover));

   703 val _ =

   704   OuterSyntax.command "ultimately" "augment calculation by current facts, exhibit result"

   705     (K.tag_proof K.prf_chain)

   706     (Scan.succeed (Toplevel.proof' Calculation.ultimately));

   709 (* proof navigation *)

   711 val _ =

   712   OuterSyntax.command "back" "backtracking of proof command"

   713     (K.tag_proof K.prf_script)

   714     (Scan.succeed (Toplevel.print o Toplevel.actual_proof ProofNode.back o Toplevel.skip_proof I));

   717 (* nested commands *)

   719 val props_text =

   720   Scan.optional ValueParse.properties [] -- P.position P.string >> (fn (props, (str, pos)) =>

   721     (Position.of_properties (Position.default_properties pos props), str));

   723 val _ =

   724   OuterSyntax.improper_command "Isabelle.command" "nested Isabelle command" K.control

   725     (props_text :|-- (fn (pos, str) =>

   726       (case OuterSyntax.parse pos str of

   727         [tr] => Scan.succeed (K tr)

   728       | _ => Scan.fail_with (K "exactly one command expected"))

   729       handle ERROR msg => Scan.fail_with (K msg)));

   733 (** diagnostic commands (for interactive mode only) **)

   735 val opt_modes = Scan.optional (P.$$$ "(" |-- P.!!! (Scan.repeat1 P.xname --| P.$$$ ")")) [];

   736 val opt_bang = Scan.optional (P.$$$ "!" >> K true) false;

   738 val _ =

   739   OuterSyntax.improper_command "pretty_setmargin" "change default margin for pretty printing"

   740     K.diag (P.nat >> (Toplevel.no_timing oo IsarCmd.pretty_setmargin));

   742 val _ =

   743   OuterSyntax.improper_command "help" "print outer syntax commands" K.diag

   744     (Scan.succeed (Toplevel.no_timing o Toplevel.imperative OuterSyntax.print_outer_syntax));

   746 val _ =

   747   OuterSyntax.improper_command "print_commands" "print outer syntax commands" K.diag

   748     (Scan.succeed (Toplevel.no_timing o Toplevel.imperative OuterSyntax.print_outer_syntax));

   750 val _ =

   751   OuterSyntax.improper_command "print_configs" "print configuration options" K.diag

   752     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_configs));

   754 val _ =

   755   OuterSyntax.improper_command "print_context" "print theory context name" K.diag

   756     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_context));

   758 val _ =

   759   OuterSyntax.improper_command "print_theory" "print logical theory contents (verbose!)" K.diag

   760     (opt_bang >> (Toplevel.no_timing oo IsarCmd.print_theory));

   762 val _ =

   763   OuterSyntax.improper_command "print_syntax" "print inner syntax of context (verbose!)" K.diag

   764     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_syntax));

   766 val _ =

   767   OuterSyntax.improper_command "print_abbrevs" "print constant abbreviation of context" K.diag

   768     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_abbrevs));

   770 val _ =

   771   OuterSyntax.improper_command "print_theorems"

   772       "print theorems of local theory or proof context" K.diag

   773     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_theorems));

   775 val _ =

   776   OuterSyntax.improper_command "print_locales" "print locales of this theory" K.diag

   777     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_locales));

   779 val _ =

   780   OuterSyntax.improper_command "print_classes" "print classes of this theory" K.diag

   781     (Scan.succeed (Toplevel.no_timing o Toplevel.unknown_theory

   782       o Toplevel.keep (Class.print_classes o Toplevel.theory_of)));

   784 val _ =

   785   OuterSyntax.improper_command "print_locale" "print locale expression in this theory" K.diag

   786     (opt_bang -- P.xname >> (Toplevel.no_timing oo IsarCmd.print_locale));

   788 val _ =

   789   OuterSyntax.improper_command "print_attributes" "print attributes of this theory" K.diag

   790     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_attributes));

   792 val _ =

   793   OuterSyntax.improper_command "print_simpset" "print context of Simplifier" K.diag

   794     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_simpset));

   796 val _ =

   797   OuterSyntax.improper_command "print_rules" "print intro/elim rules" K.diag

   798     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_rules));

   800 val _ =

   801   OuterSyntax.improper_command "print_trans_rules" "print transitivity rules" K.diag

   802     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_trans_rules));

   804 val _ =

   805   OuterSyntax.improper_command "print_methods" "print methods of this theory" K.diag

   806     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_methods));

   808 val _ =

   809   OuterSyntax.improper_command "print_antiquotations" "print antiquotations (global)" K.diag

   810     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_antiquotations));

   812 val _ =

   813   OuterSyntax.improper_command "thy_deps" "visualize theory dependencies"

   814     K.diag (Scan.succeed (Toplevel.no_timing o IsarCmd.thy_deps));

   816 val _ =

   817   OuterSyntax.improper_command "class_deps" "visualize class dependencies"

   818     K.diag (Scan.succeed (Toplevel.no_timing o IsarCmd.class_deps));

   820 val _ =

   821   OuterSyntax.improper_command "thm_deps" "visualize theorem dependencies"

   822     K.diag (SpecParse.xthms1 >> (Toplevel.no_timing oo IsarCmd.thm_deps));

   824 val _ =

   825   OuterSyntax.improper_command "print_binds" "print term bindings of proof context" K.diag

   826     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_binds));

   828 val _ =

   829   OuterSyntax.improper_command "print_facts" "print facts of proof context" K.diag

   830     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_facts));

   832 val _ =

   833   OuterSyntax.improper_command "print_cases" "print cases of proof context" K.diag

   834     (Scan.succeed (Toplevel.no_timing o IsarCmd.print_cases));

   836 val _ =

   837   OuterSyntax.improper_command "print_statement" "print theorems as long statements" K.diag

   838     (opt_modes -- SpecParse.xthms1 >> (Toplevel.no_timing oo IsarCmd.print_stmts));

   840 val _ =

   841   OuterSyntax.improper_command "thm" "print theorems" K.diag

   842     (opt_modes -- SpecParse.xthms1 >> (Toplevel.no_timing oo IsarCmd.print_thms));

   844 val _ =

   845   OuterSyntax.improper_command "prf" "print proof terms of theorems" K.diag

   846     (opt_modes -- Scan.option SpecParse.xthms1

   847       >> (Toplevel.no_timing oo IsarCmd.print_prfs false));

   849 val _ =

   850   OuterSyntax.improper_command "full_prf" "print full proof terms of theorems" K.diag

   851     (opt_modes -- Scan.option SpecParse.xthms1 >> (Toplevel.no_timing oo IsarCmd.print_prfs true));

   853 val _ =

   854   OuterSyntax.improper_command "prop" "read and print proposition" K.diag

   855     (opt_modes -- P.term >> (Toplevel.no_timing oo IsarCmd.print_prop));

   857 val _ =

   858   OuterSyntax.improper_command "term" "read and print term" K.diag

   859     (opt_modes -- P.term >> (Toplevel.no_timing oo IsarCmd.print_term));

   861 val _ =

   862   OuterSyntax.improper_command "typ" "read and print type" K.diag

   863     (opt_modes -- P.typ >> (Toplevel.no_timing oo IsarCmd.print_type));

   865 val _ =

   866   OuterSyntax.improper_command "print_codesetup" "print code generator setup of this theory" K.diag

   867     (Scan.succeed

   868       (Toplevel.no_timing o Toplevel.unknown_theory o Toplevel.keep

   869         (Code.print_codesetup o Toplevel.theory_of)));

   871 val _ =

   872   OuterSyntax.improper_command "unused_thms" "find unused theorems" K.diag

   873     (Scan.option ((Scan.repeat1 (Scan.unless P.minus P.name) --| P.minus) --

   874        Scan.option (Scan.repeat1 (Scan.unless P.minus P.name))) >>

   875          (Toplevel.no_timing oo IsarCmd.unused_thms));

   879 (** system commands (for interactive mode only) **)

   881 val _ =

   882   OuterSyntax.improper_command "cd" "change current working directory" K.diag

   883     (P.path >> (Toplevel.no_timing oo IsarCmd.cd));

   885 val _ =

   886   OuterSyntax.improper_command "pwd" "print current working directory" K.diag

   887     (Scan.succeed (Toplevel.no_timing o IsarCmd.pwd));

   889 val _ =

   890   OuterSyntax.improper_command "use_thy" "use theory file" K.diag

   891     (P.name >> (fn name =>

   892       Toplevel.no_timing o Toplevel.imperative (fn () => ThyInfo.use_thy name)));

   894 val _ =

   895   OuterSyntax.improper_command "touch_thy" "outdate theory, including descendants" K.diag

   896     (P.name >> (fn name =>

   897       Toplevel.no_timing o Toplevel.imperative (fn () => ThyInfo.touch_thy name)));

   899 val _ =

   900   OuterSyntax.improper_command "remove_thy" "remove theory from loader database" K.diag

   901     (P.name >> (fn name =>

   902       Toplevel.no_timing o Toplevel.imperative (fn () => ThyInfo.remove_thy name)));

   904 val _ =

   905   OuterSyntax.improper_command "kill_thy" "kill theory -- try to remove from loader database"

   906     K.diag (P.name >> (fn name =>

   907       Toplevel.no_timing o Toplevel.imperative (fn () => ThyInfo.kill_thy name)));

   909 val _ =

   910   OuterSyntax.improper_command "display_drafts" "display raw source files with symbols"

   911     K.diag (Scan.repeat1 P.path >> (Toplevel.no_timing oo IsarCmd.display_drafts));

   913 val _ =

   914   OuterSyntax.improper_command "print_drafts" "print raw source files with symbols"

   915     K.diag (Scan.repeat1 P.path >> (Toplevel.no_timing oo IsarCmd.print_drafts));

   917 val opt_limits =

   918   Scan.option P.nat -- Scan.option (P.$$$ "," |-- P.!!! P.nat);

   920 val _ =

   921   OuterSyntax.improper_command "pr" "print current proof state (if present)" K.diag

   922     (opt_modes -- opt_limits >> (Toplevel.no_timing oo IsarCmd.pr));

   924 val _ =

   925   OuterSyntax.improper_command "disable_pr" "disable printing of toplevel state" K.diag

   926     (Scan.succeed (Toplevel.no_timing o IsarCmd.disable_pr));

   928 val _ =

   929   OuterSyntax.improper_command "enable_pr" "enable printing of toplevel state" K.diag

   930     (Scan.succeed (Toplevel.no_timing o IsarCmd.enable_pr));

   932 val _ =

   933   OuterSyntax.improper_command "commit" "commit current session to ML database" K.diag

   934     (P.opt_unit >> K (Toplevel.no_timing o Toplevel.imperative Secure.commit));

   936 val _ =

   937   OuterSyntax.improper_command "quit" "quit Isabelle" K.control

   938     (P.opt_unit >> (Toplevel.no_timing oo K IsarCmd.quit));

   940 val _ =

   941   OuterSyntax.improper_command "exit" "exit Isar loop" K.control

   942     (Scan.succeed (Toplevel.no_timing o IsarCmd.exit));

   944 end;

author	wenzelm
	Sun, 01 Mar 2009 16:48:06 +0100
changeset 30189	3633f560f4c3
parent 30174	eabece26b89b
child 30242	aea5d7fa7ef5
permissions	-rw-r--r--