wenzelm@5831: (*  Title:      Pure/Isar/isar_cmd.ML
wenzelm@5831:     ID:         $Id$
wenzelm@5831:     Author:     Markus Wenzel, TU Muenchen
wenzelm@5831: 
wenzelm@5831: Non-logical toplevel commands.
wenzelm@5831: *)
wenzelm@5831: 
wenzelm@5831: signature ISAR_CMD =
wenzelm@5831: sig
wenzelm@5831:   val break: Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val exit: Toplevel.transition -> Toplevel.transition
wenzelm@5991:   val restart: Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val quit: Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val use: string -> Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val use_mltext_theory: string -> Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val use_mltext: string -> Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val use_commit: Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val cd: string -> Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val pwd: Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val use_thy: string -> Toplevel.transition -> Toplevel.transition
wenzelm@6195:   val update_thy: string -> Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val print_theory: Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val print_syntax: Toplevel.transition -> Toplevel.transition
wenzelm@5880:   val print_theorems: Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val print_attributes: Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val print_methods: Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val print_binds: Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val print_lthms: Toplevel.transition -> Toplevel.transition
wenzelm@5880:   val print_thms: xstring * Args.src list -> Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val print_prop: string -> Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val print_term: string -> Toplevel.transition -> Toplevel.transition
wenzelm@5831:   val print_type: string -> Toplevel.transition -> Toplevel.transition
wenzelm@5831: end;
wenzelm@5831: 
wenzelm@5831: structure IsarCmd: ISAR_CMD =
wenzelm@5831: struct
wenzelm@5831: 
wenzelm@5831: 
wenzelm@5831: (* variations on exit *)
wenzelm@5831: 
wenzelm@5913: val break = Toplevel.keep (fn state => raise Toplevel.BREAK state);
wenzelm@5831: 
wenzelm@5831: val exit = Toplevel.keep (fn state =>
wenzelm@5831:   (Context.set_context (try Toplevel.theory_of state);
wenzelm@6635:     writeln "Leaving the Isar loop.  Invoke 'loop();' to restart.";
wenzelm@5831:     raise Toplevel.TERMINATE));
wenzelm@5831: 
wenzelm@5991: val restart = Toplevel.imperative (fn () => raise Toplevel.RESTART);
wenzelm@5831: val quit = Toplevel.imperative quit;
wenzelm@5831: 
wenzelm@5831: 
wenzelm@5831: (* use ML text *)
wenzelm@5831: 
wenzelm@6264: fun use name = Toplevel.keep (fn state =>
wenzelm@6264:   Context.setmp (try Toplevel.theory_of state) ThyInfo.use name);
wenzelm@5831: 
wenzelm@5831: (*passes changes of theory context*)
wenzelm@5831: val use_mltext_theory = Toplevel.theory o IsarThy.use_mltext_theory;
wenzelm@5831: 
wenzelm@5831: (*ignore result theory context*)
wenzelm@5831: fun use_mltext txt = Toplevel.keep (fn state =>
wenzelm@5831:   (IsarThy.use_mltext txt (try Toplevel.theory_of state); ()));
wenzelm@5831: 
wenzelm@5831: (*Note: commit is dynamically bound*)
wenzelm@5831: val use_commit = use_mltext "commit();";
wenzelm@5831: 
wenzelm@5831: 
wenzelm@5831: (* current working directory *)
wenzelm@5831: 
wenzelm@6228: fun print_cd _ = writeln (Path.pack (File.pwd ()));
wenzelm@5831: 
wenzelm@6228: fun cd dir = Toplevel.imperative (fn () => (File.cd (Path.unpack dir); print_cd ()));
wenzelm@5831: val pwd = Toplevel.imperative print_cd;
wenzelm@5831: 
wenzelm@5831: 
wenzelm@5831: (* load theory files *)
wenzelm@5831: 
wenzelm@6243: fun use_thy name = Toplevel.imperative (fn () => Context.save ThyInfo.use_thy name);
wenzelm@6243: fun update_thy name = Toplevel.imperative (fn () => Context.save ThyInfo.update_thy name);
wenzelm@5831: 
wenzelm@5831: 
wenzelm@5831: (* print theory contents *)
wenzelm@5831: 
wenzelm@5831: val print_theory = Toplevel.keep (PureThy.print_theory o Toplevel.theory_of);
wenzelm@5831: val print_syntax = Toplevel.keep (Display.print_syntax o Toplevel.theory_of);
wenzelm@5880: val print_theorems = Toplevel.keep (PureThy.print_theorems o Toplevel.theory_of);
wenzelm@5831: val print_attributes = Toplevel.keep (Attrib.print_attributes o Toplevel.theory_of);
wenzelm@5831: val print_methods = Toplevel.keep (Method.print_methods o Toplevel.theory_of);
wenzelm@5831: 
wenzelm@5831: 
wenzelm@5831: (* print proof context contents *)
wenzelm@5831: 
wenzelm@5831: val print_binds = Toplevel.keep (ProofContext.print_binds o Proof.context_of o Toplevel.proof_of);
wenzelm@5831: val print_lthms = Toplevel.keep (ProofContext.print_thms o Proof.context_of o Toplevel.proof_of);
wenzelm@5831: 
wenzelm@5831: 
wenzelm@5831: (* print theorems *)
wenzelm@5831: 
wenzelm@5880: fun global_attribs thy ths srcs =
wenzelm@6091:   #2 (Thm.applys_attributes ((Theory.copy thy, ths), map (Attrib.global_attribute thy) srcs));
wenzelm@5880: 
wenzelm@5880: fun local_attribs st ths srcs =
wenzelm@6091:   #2 (Thm.applys_attributes ((Proof.context_of st, ths),
wenzelm@5880:     map (Attrib.local_attribute (Proof.theory_of st)) srcs));
wenzelm@5880: 
wenzelm@5913: fun print_thms (name, srcs) = Toplevel.keep (fn state =>
wenzelm@5831:   let
wenzelm@6091:     val ths = map (Thm.transfer (Toplevel.theory_of state))
wenzelm@6662:       (Toplevel.node_case PureThy.get_thms (ProofContext.get_thms o Proof.context_of)
wenzelm@5831:         state name);
wenzelm@6662:     val ths' = Toplevel.node_case global_attribs local_attribs state ths srcs;
wenzelm@6091:   in Display.print_thms ths' end);
wenzelm@5895: 
wenzelm@5831: 
wenzelm@5831: (* print types, terms and props *)
wenzelm@5831: 
wenzelm@5831: fun read_typ thy = Sign.read_typ (Theory.sign_of thy, K None);
wenzelm@5831: 
wenzelm@5831: fun read_term T thy s =
wenzelm@5831:   Thm.term_of (#1 (Thm.read_def_cterm (Theory.sign_of thy, K None, K None) [] true (s, T)));
wenzelm@5831: 
wenzelm@5831: 
wenzelm@5831: fun print_type s = Toplevel.keep (fn state =>
wenzelm@5831:   let
wenzelm@5831:     val sign = Toplevel.sign_of state;
wenzelm@6662:     val T = Toplevel.node_case read_typ (ProofContext.read_typ o Proof.context_of) state s;
wenzelm@5831:   in Pretty.writeln (Pretty.quote (Sign.pretty_typ sign T)) end);
wenzelm@5831: 
wenzelm@5831: fun print_term s = Toplevel.keep (fn state =>
wenzelm@5831:   let
wenzelm@5831:     val sign = Toplevel.sign_of state;
wenzelm@6662:     val t = Toplevel.node_case (read_term (TVar (("'z", 0), logicS)))
wenzelm@5831:       (ProofContext.read_term o Proof.context_of) state s;
wenzelm@5831:     val T = Term.type_of t;
wenzelm@5831:   in
wenzelm@5831:     Pretty.writeln (Pretty.block [Pretty.quote (Sign.pretty_term sign t), Pretty.fbrk,
wenzelm@5831:       Pretty.str "::", Pretty.brk 1, Pretty.quote (Sign.pretty_typ sign T)])
wenzelm@5831:   end);
wenzelm@5831: 
wenzelm@5831: fun print_prop s = Toplevel.keep (fn state =>
wenzelm@5831:   let
wenzelm@5831:     val sign = Toplevel.sign_of state;
wenzelm@5831:     val prop =
wenzelm@6662:       Toplevel.node_case (read_term propT) (ProofContext.read_prop o Proof.context_of) state s;
wenzelm@5831:   in Pretty.writeln (Pretty.quote (Sign.pretty_term sign prop)) end);
wenzelm@5831: 
wenzelm@5831: 
wenzelm@5831: end;