src/Pure/sign.ML
author wenzelm
Sat May 25 15:37:53 2013 +0200 (2013-05-25)
changeset 52143 36ffe23b25f8
parent 47008 8b13ebf3eda4
child 56025 d74fed45fa8b
permissions -rw-r--r--
syntax translations always depend on context;
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(*  Title:      Pure/sign.ML
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    Author:     Lawrence C Paulson and Markus Wenzel
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Logical signature content: naming conventions, concrete syntax, type
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signature, polymorphic constants.
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*)
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signature SIGN =
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sig
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  val syn_of: theory -> Syntax.syntax
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  val tsig_of: theory -> Type.tsig
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  val classes_of: theory -> Sorts.algebra
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  val all_classes: theory -> class list
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  val super_classes: theory -> class -> class list
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  val minimize_sort: theory -> sort -> sort
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  val complete_sort: theory -> sort -> sort
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  val set_defsort: sort -> theory -> theory
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  val defaultS: theory -> sort
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  val subsort: theory -> sort * sort -> bool
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  val of_sort: theory -> typ * sort -> bool
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  val inter_sort: theory -> sort * sort -> sort
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  val witness_sorts: theory -> (typ * sort) list -> sort list -> (typ * sort) list
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  val is_logtype: theory -> string -> bool
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  val typ_instance: theory -> typ * typ -> bool
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  val typ_equiv: theory -> typ * typ -> bool
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  val typ_match: theory -> typ * typ -> Type.tyenv -> Type.tyenv
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  val typ_unify: theory -> typ * typ -> Type.tyenv * int -> Type.tyenv * int
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  val consts_of: theory -> Consts.T
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  val the_const_constraint: theory -> string -> typ
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  val const_type: theory -> string -> typ option
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  val the_const_type: theory -> string -> typ
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  val declared_tyname: theory -> string -> bool
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  val declared_const: theory -> string -> bool
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  val naming_of: theory -> Name_Space.naming
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  val map_naming: (Name_Space.naming -> Name_Space.naming) -> theory -> theory
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  val restore_naming: theory -> theory -> theory
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  val inherit_naming: theory -> Proof.context -> Context.generic
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  val full_name: theory -> binding -> string
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  val full_name_path: theory -> string -> binding -> string
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  val full_bname: theory -> bstring -> string
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  val full_bname_path: theory -> string -> bstring -> string
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  val const_monomorphic: theory -> string -> bool
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  val const_typargs: theory -> string * typ -> typ list
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  val const_instance: theory -> string * typ list -> typ
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  val mk_const: theory -> string * typ list -> term
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  val class_space: theory -> Name_Space.T
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  val type_space: theory -> Name_Space.T
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  val const_space: theory -> Name_Space.T
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  val intern_class: theory -> xstring -> string
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  val intern_type: theory -> xstring -> string
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  val intern_const: theory -> xstring -> string
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  val class_alias: binding -> class -> theory -> theory
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  val type_alias: binding -> string -> theory -> theory
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  val const_alias: binding -> string -> theory -> theory
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  val arity_number: theory -> string -> int
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  val arity_sorts: theory -> string -> sort -> sort list
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  val certify_class: theory -> class -> class
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  val certify_sort: theory -> sort -> sort
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  val certify_typ: theory -> typ -> typ
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  val certify_typ_mode: Type.mode -> theory -> typ -> typ
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  val certify': bool -> Context.pretty -> bool -> Consts.T -> theory -> term -> term * typ * int
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  val certify_term: theory -> term -> term * typ * int
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  val cert_term: theory -> term -> term
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  val cert_prop: theory -> term -> term
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  val no_frees: Proof.context -> term -> term
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  val no_vars: Proof.context -> term -> term
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  val add_type: Proof.context -> binding * int * mixfix -> theory -> theory
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  val add_types_global: (binding * int * mixfix) list -> theory -> theory
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  val add_nonterminals: Proof.context -> binding list -> theory -> theory
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  val add_nonterminals_global: binding list -> theory -> theory
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  val add_type_abbrev: Proof.context -> binding * string list * typ -> theory -> theory
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  val add_syntax: (string * string * mixfix) list -> theory -> theory
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  val add_syntax_i: (string * typ * mixfix) list -> theory -> theory
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  val add_modesyntax: Syntax.mode -> (string * string * mixfix) list -> theory -> theory
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  val add_modesyntax_i: Syntax.mode -> (string * typ * mixfix) list -> theory -> theory
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  val del_modesyntax: Syntax.mode -> (string * string * mixfix) list -> theory -> theory
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  val del_modesyntax_i: Syntax.mode -> (string * typ * mixfix) list -> theory -> theory
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  val type_notation: bool -> Syntax.mode -> (typ * mixfix) list -> theory -> theory
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  val notation: bool -> Syntax.mode -> (term * mixfix) list -> theory -> theory
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  val declare_const: Proof.context -> (binding * typ) * mixfix -> theory -> term * theory
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  val declare_const_global: (binding * typ) * mixfix -> theory -> term * theory
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  val add_consts: (binding * string * mixfix) list -> theory -> theory
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  val add_consts_i: (binding * typ * mixfix) list -> theory -> theory
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  val add_abbrev: string -> binding * term -> theory -> (term * term) * theory
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  val revert_abbrev: string -> string -> theory -> theory
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  val add_const_constraint: string * typ option -> theory -> theory
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  val primitive_class: binding * class list -> theory -> theory
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  val primitive_classrel: class * class -> theory -> theory
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  val primitive_arity: arity -> theory -> theory
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  val parse_ast_translation:
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    (string * (Proof.context -> Ast.ast list -> Ast.ast)) list -> theory -> theory
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  val parse_translation:
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    (string * (Proof.context -> term list -> term)) list -> theory -> theory
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  val print_translation:
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    (string * (Proof.context -> term list -> term)) list -> theory -> theory
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  val typed_print_translation:
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    (string * (Proof.context -> typ -> term list -> term)) list -> theory -> theory
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  val print_ast_translation:
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    (string * (Proof.context -> Ast.ast list -> Ast.ast)) list -> theory -> theory
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  val add_trrules: Ast.ast Syntax.trrule list -> theory -> theory
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  val del_trrules: Ast.ast Syntax.trrule list -> theory -> theory
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  val new_group: theory -> theory
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  val reset_group: theory -> theory
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  val add_path: string -> theory -> theory
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  val root_path: theory -> theory
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  val parent_path: theory -> theory
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  val mandatory_path: string -> theory -> theory
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  val qualified_path: bool -> binding -> theory -> theory
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  val local_path: theory -> theory
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  val hide_class: bool -> string -> theory -> theory
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  val hide_type: bool -> string -> theory -> theory
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  val hide_const: bool -> string -> theory -> theory
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end
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structure Sign: SIGN =
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struct
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(** datatype sign **)
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datatype sign = Sign of
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 {syn: Syntax.syntax,           (*concrete syntax for terms, types, sorts*)
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  tsig: Type.tsig,              (*order-sorted signature of types*)
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  consts: Consts.T};            (*polymorphic constants*)
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fun make_sign (syn, tsig, consts) = Sign {syn = syn, tsig = tsig, consts = consts};
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structure Data = Theory_Data_PP
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(
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  type T = sign;
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  fun extend (Sign {syn, tsig, consts, ...}) = make_sign (syn, tsig, consts);
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  val empty = make_sign (Syntax.empty_syntax, Type.empty_tsig, Consts.empty);
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  fun merge pp (sign1, sign2) =
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    let
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      val Sign {syn = syn1, tsig = tsig1, consts = consts1} = sign1;
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      val Sign {syn = syn2, tsig = tsig2, consts = consts2} = sign2;
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      val syn = Syntax.merge_syntax (syn1, syn2);
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      val tsig = Type.merge_tsig pp (tsig1, tsig2);
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      val consts = Consts.merge (consts1, consts2);
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    in make_sign (syn, tsig, consts) end;
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);
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fun rep_sg thy = Data.get thy |> (fn Sign args => args);
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fun map_sign f = Data.map (fn Sign {syn, tsig, consts} => make_sign (f (syn, tsig, consts)));
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fun map_syn f = map_sign (fn (syn, tsig, consts) => (f syn, tsig, consts));
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fun map_tsig f = map_sign (fn (syn, tsig, consts) => (syn, f tsig, consts));
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fun map_consts f = map_sign (fn (syn, tsig, consts) => (syn, tsig, f consts));
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(* syntax *)
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val syn_of = #syn o rep_sg;
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(* type signature *)
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val tsig_of = #tsig o rep_sg;
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val classes_of = #2 o #classes o Type.rep_tsig o tsig_of;
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val all_classes = Sorts.all_classes o classes_of;
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val super_classes = Sorts.super_classes o classes_of;
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val minimize_sort = Sorts.minimize_sort o classes_of;
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val complete_sort = Sorts.complete_sort o classes_of;
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val set_defsort = map_tsig o Type.set_defsort;
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val defaultS = Type.defaultS o tsig_of;
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val subsort = Type.subsort o tsig_of;
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val of_sort = Type.of_sort o tsig_of;
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val inter_sort = Type.inter_sort o tsig_of;
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val witness_sorts = Type.witness_sorts o tsig_of;
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val is_logtype = member (op =) o Type.logical_types o tsig_of;
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val typ_instance = Type.typ_instance o tsig_of;
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fun typ_equiv thy (T, U) = typ_instance thy (T, U) andalso typ_instance thy (U, T);
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val typ_match = Type.typ_match o tsig_of;
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val typ_unify = Type.unify o tsig_of;
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(* polymorphic constants *)
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val consts_of = #consts o rep_sg;
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val the_const_constraint = Consts.the_constraint o consts_of;
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val the_const_type = #2 oo (Consts.the_const o consts_of);
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val const_type = try o the_const_type;
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val const_monomorphic = Consts.is_monomorphic o consts_of;
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val const_typargs = Consts.typargs o consts_of;
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val const_instance = Consts.instance o consts_of;
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fun mk_const thy (c, Ts) = Const (c, const_instance thy (c, Ts));
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val declared_tyname = Symtab.defined o #2 o #types o Type.rep_tsig o tsig_of;
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val declared_const = can o the_const_constraint;
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(* naming *)
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val naming_of = Name_Space.naming_of o Context.Theory;
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val map_naming = Context.theory_map o Name_Space.map_naming;
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val restore_naming = map_naming o K o naming_of;
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fun inherit_naming thy = Name_Space.map_naming (K (naming_of thy)) o Context.Proof;
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val full_name = Name_Space.full_name o naming_of;
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fun full_name_path thy path = Name_Space.full_name (Name_Space.add_path path (naming_of thy));
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fun full_bname thy = Name_Space.full_name (naming_of thy) o Binding.name;
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fun full_bname_path thy path = full_name_path thy path o Binding.name;
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(** name spaces **)
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val class_space = Type.class_space o tsig_of;
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val type_space = Type.type_space o tsig_of;
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val const_space = Consts.space_of o consts_of;
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val intern_class = Name_Space.intern o class_space;
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val intern_type = Name_Space.intern o type_space;
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val intern_const = Name_Space.intern o const_space;
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fun class_alias b c thy = map_tsig (Type.class_alias (naming_of thy) b c) thy;
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fun type_alias b c thy = map_tsig (Type.type_alias (naming_of thy) b c) thy;
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fun const_alias b c thy = map_consts (Consts.alias (naming_of thy) b c) thy;
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(** certify entities **)    (*exception TYPE*)
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(* certify wrt. type signature *)
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val arity_number = Type.arity_number o tsig_of;
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fun arity_sorts thy = Type.arity_sorts (Context.pretty_global thy) (tsig_of thy);
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val certify_class = Type.cert_class o tsig_of;
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val certify_sort = Type.cert_sort o tsig_of;
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val certify_typ = Type.cert_typ o tsig_of;
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fun certify_typ_mode mode = Type.cert_typ_mode mode o tsig_of;
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(* certify term/prop *)
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local
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fun type_check pp tm =
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  let
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    fun err_appl bs t T u U =
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      let
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        val xs = map Free bs;           (*we do not rename here*)
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        val t' = subst_bounds (xs, t);
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        val u' = subst_bounds (xs, u);
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        val msg = Type.appl_error (Syntax.init_pretty pp) t' T u' U;
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      in raise TYPE (msg, [T, U], [t', u']) end;
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    fun typ_of (_, Const (_, T)) = T
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      | typ_of (_, Free  (_, T)) = T
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      | typ_of (_, Var (_, T)) = T
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      | typ_of (bs, Bound i) = snd (nth bs i handle General.Subscript =>
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          raise TYPE ("Loose bound variable: B." ^ string_of_int i, [], [Bound i]))
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      | typ_of (bs, Abs (x, T, body)) = T --> typ_of ((x, T) :: bs, body)
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      | typ_of (bs, t $ u) =
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          let val T = typ_of (bs, t) and U = typ_of (bs, u) in
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            (case T of
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              Type ("fun", [T1, T2]) =>
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                if T1 = U then T2 else err_appl bs t T u U
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            | _ => err_appl bs t T u U)
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          end;
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  in typ_of ([], tm) end;
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fun err msg = raise TYPE (msg, [], []);
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fun check_vars (t $ u) = (check_vars t; check_vars u)
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  | check_vars (Abs (_, _, t)) = check_vars t
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  | check_vars (Free (x, _)) =
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      if Long_Name.is_qualified x then err ("Malformed variable: " ^ quote x) else ()
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  | check_vars (Var (xi as (_, i), _)) =
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      if i < 0 then err ("Malformed variable: " ^ quote (Term.string_of_vname xi)) else ()
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  | check_vars _ = ();
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in
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fun certify' prop pp do_expand consts thy tm =
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  let
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    val _ = check_vars tm;
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    val tm' = Term.map_types (certify_typ thy) tm;
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    val T = type_check pp tm';
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    val _ = if prop andalso T <> propT then err "Term not of type prop" else ();
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    val tm'' = Consts.certify pp (tsig_of thy) do_expand consts tm';
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  in (if tm = tm'' then tm else tm'', T, Term.maxidx_of_term tm'') end;
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fun certify_term thy = certify' false (Context.pretty_global thy) true (consts_of thy) thy;
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fun cert_term_abbrev thy =
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  #1 o certify' false (Context.pretty_global thy) false (consts_of thy) thy;
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val cert_term = #1 oo certify_term;
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fun cert_prop thy = #1 o certify' true (Context.pretty_global thy) true (consts_of thy) thy;
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end;
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(* specifications *)
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fun no_variables kind add addT mk mkT ctxt tm =
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  (case (add tm [], addT tm []) of
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    ([], []) => tm
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  | (frees, tfrees) => error (Pretty.string_of (Pretty.block
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      (Pretty.str ("Illegal " ^ kind ^ " variable(s) in term:") :: Pretty.brk 1 ::
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   309
       Pretty.commas
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   310
        (map (Syntax.pretty_term ctxt o mk) frees @ map (Syntax.pretty_typ ctxt o mkT) tfrees)))));
wenzelm@21741
   311
wenzelm@21741
   312
val no_frees = no_variables "free" Term.add_frees Term.add_tfrees Free TFree;
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val no_vars = no_variables "schematic" Term.add_vars Term.add_tvars Var TVar;
wenzelm@18941
   314
wenzelm@18941
   315
wenzelm@16337
   316
wenzelm@16337
   317
(** signature extension functions **)  (*exception ERROR/TYPE*)
wenzelm@386
   318
wenzelm@386
   319
(* add type constructors *)
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   320
wenzelm@47005
   321
fun add_type ctxt (b, n, mx) thy = thy |> map_sign (fn (syn, tsig, consts) =>
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  let
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    val type_syntax = (Lexicon.mark_type (full_name thy b), Mixfix.make_type n, mx);
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   324
    val syn' = Syntax.update_type_gram true Syntax.mode_default [type_syntax] syn;
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    val tsig' = Type.add_type (inherit_naming thy ctxt) (b, n) tsig;
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  in (syn', tsig', consts) end);
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   327
wenzelm@42375
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fun add_types_global types thy =
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  fold (add_type (Syntax.init_pretty_global thy)) types thy;
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   330
wenzelm@16337
   331
wenzelm@16337
   332
(* add nonterminals *)
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   333
wenzelm@47005
   334
fun add_nonterminals ctxt ns thy = thy |> map_sign (fn (syn, tsig, consts) =>
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  (syn, fold (Type.add_nonterminal (inherit_naming thy ctxt)) ns tsig, consts));
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   336
wenzelm@42375
   337
fun add_nonterminals_global ns thy =
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  add_nonterminals (Syntax.init_pretty_global thy) ns thy;
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   339
wenzelm@386
   340
wenzelm@386
   341
(* add type abbreviations *)
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   342
wenzelm@47005
   343
fun add_type_abbrev ctxt abbr thy = thy |> map_sign (fn (syn, tsig, consts) =>
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  (syn, Type.add_abbrev (inherit_naming thy ctxt) abbr tsig, consts));
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   345
wenzelm@14784
   346
wenzelm@16337
   347
(* modify syntax *)
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wenzelm@25366
   349
fun gen_syntax change_gram parse_typ mode args thy =
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  let
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    val ctxt = Type.set_mode Type.mode_syntax (Proof_Context.init_global thy);
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    fun prep (c, T, mx) = (c, certify_typ_mode Type.mode_syntax thy (parse_typ ctxt T), mx)
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      handle ERROR msg => cat_error msg ("in syntax declaration " ^ quote c);
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  in thy |> map_syn (change_gram (is_logtype thy) mode (map prep args)) end;
wenzelm@16337
   355
wenzelm@35412
   356
fun gen_add_syntax x = gen_syntax (Syntax.update_const_gram true) x;
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   357
wenzelm@45427
   358
val add_modesyntax = gen_add_syntax Syntax.read_typ;
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   359
val add_modesyntax_i = gen_add_syntax (K I);
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val add_syntax = add_modesyntax Syntax.mode_default;
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   361
val add_syntax_i = add_modesyntax_i Syntax.mode_default;
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   362
val del_modesyntax = gen_syntax (Syntax.update_const_gram false) Syntax.read_typ;
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   363
val del_modesyntax_i = gen_syntax (Syntax.update_const_gram false) (K I);
wenzelm@35412
   364
wenzelm@35412
   365
fun type_notation add mode args =
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  let
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    fun type_syntax (Type (c, args), mx) =
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          SOME (Lexicon.mark_type c, Mixfix.make_type (length args), mx)
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   369
      | type_syntax _ = NONE;
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   370
  in map_syn (Syntax.update_type_gram add mode (map_filter type_syntax args)) end;
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   371
wenzelm@25383
   372
fun notation add mode args thy =
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   373
  let
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    fun const_syntax (Const (c, _), mx) =
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   375
          (case try (Consts.type_scheme (consts_of thy)) c of
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   376
            SOME T => SOME (Lexicon.mark_const c, T, mx)
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   377
          | NONE => NONE)
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   378
      | const_syntax _ = NONE;
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   379
  in gen_syntax (Syntax.update_const_gram add) (K I) mode (map_filter const_syntax args) thy end;
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   380
wenzelm@16337
   381
wenzelm@16337
   382
(* add constants *)
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   383
wenzelm@17995
   384
local
wenzelm@17995
   385
wenzelm@45427
   386
fun gen_add_consts prep_typ ctxt raw_args thy =
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   387
  let
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   388
    val prepT = Type.no_tvars o Term.no_dummyT o certify_typ thy o prep_typ ctxt;
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   389
    fun prep (b, raw_T, mx) =
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   390
      let
haftmann@28965
   391
        val c = full_name thy b;
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   392
        val T = (prepT raw_T handle TYPE (msg, _, _) => error msg) handle ERROR msg =>
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   393
          cat_error msg ("in declaration of constant " ^ Binding.print b);
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   394
        val T' = Logic.varifyT_global T;
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   395
      in ((b, T'), (Lexicon.mark_const c, T', mx), Const (c, T)) end;
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   396
    val args = map prep raw_args;
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   397
  in
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   398
    thy
wenzelm@47005
   399
    |> map_consts (fold (Consts.declare (inherit_naming thy ctxt) o #1) args)
wenzelm@19658
   400
    |> add_syntax_i (map #2 args)
wenzelm@24959
   401
    |> pair (map #3 args)
wenzelm@16442
   402
  end;
wenzelm@386
   403
wenzelm@17995
   404
in
wenzelm@17995
   405
wenzelm@42375
   406
fun add_consts args thy =
wenzelm@45427
   407
  #2 (gen_add_consts Syntax.read_typ (Proof_Context.init_global thy) args thy);
wenzelm@45427
   408
wenzelm@42375
   409
fun add_consts_i args thy =
wenzelm@42375
   410
  #2 (gen_add_consts (K I) (Proof_Context.init_global thy) args thy);
wenzelm@24959
   411
wenzelm@42376
   412
fun declare_const ctxt ((b, T), mx) = yield_singleton (gen_add_consts (K I) ctxt) (b, T, mx);
wenzelm@42375
   413
fun declare_const_global arg thy = declare_const (Proof_Context.init_global thy) arg thy;
wenzelm@42375
   414
wenzelm@17995
   415
end;
wenzelm@17995
   416
wenzelm@386
   417
wenzelm@25049
   418
(* abbreviations *)
wenzelm@18941
   419
wenzelm@47008
   420
fun add_abbrev mode (b, raw_t) thy =  (* FIXME proper ctxt (?) *)
wenzelm@18941
   421
  let
wenzelm@39133
   422
    val ctxt = Syntax.init_pretty_global thy;
wenzelm@39133
   423
    val prep_tm = no_frees ctxt o Term.no_dummy_patterns o cert_term_abbrev thy;
wenzelm@19806
   424
    val t = (prep_tm raw_t handle TYPE (msg, _, _) => error msg | TERM (msg, _) => error msg)
wenzelm@42381
   425
      handle ERROR msg => cat_error msg ("in constant abbreviation " ^ Binding.print b);
wenzelm@21696
   426
    val (res, consts') = consts_of thy
wenzelm@47005
   427
      |> Consts.abbreviate (inherit_naming thy ctxt) (tsig_of thy) mode (b, t);
wenzelm@25049
   428
  in (res, thy |> map_consts (K consts')) end;
wenzelm@25049
   429
wenzelm@25049
   430
fun revert_abbrev mode c = map_consts (Consts.revert_abbrev mode c);
wenzelm@18941
   431
wenzelm@18941
   432
wenzelm@16941
   433
(* add constraints *)
wenzelm@16941
   434
wenzelm@24761
   435
fun add_const_constraint (c, opt_T) thy =
wenzelm@16941
   436
  let
wenzelm@19099
   437
    fun prepT raw_T =
wenzelm@35845
   438
      let val T = Logic.varifyT_global (Type.no_tvars (Term.no_dummyT (certify_typ thy raw_T)))
wenzelm@19099
   439
      in cert_term thy (Const (c, T)); T end
wenzelm@16941
   440
      handle TYPE (msg, _, _) => error msg;
wenzelm@19099
   441
  in thy |> map_consts (Consts.constrain (c, Option.map prepT opt_T)) end;
wenzelm@16941
   442
wenzelm@16941
   443
wenzelm@19513
   444
(* primitive classes and arities *)
wenzelm@386
   445
wenzelm@19513
   446
fun primitive_class (bclass, classes) thy =
wenzelm@42387
   447
  thy
wenzelm@47005
   448
  |> map_sign (fn (syn, tsig, consts) =>
wenzelm@47005
   449
      let val tsig' = Type.add_class (Context.Theory thy) (bclass, classes) tsig;
wenzelm@47005
   450
      in (syn, tsig', consts) end)
wenzelm@30343
   451
  |> add_consts_i [(Binding.map_name Logic.const_of_class bclass, Term.a_itselfT --> propT, NoSyn)];
wenzelm@3791
   452
wenzelm@42387
   453
fun primitive_classrel arg thy =
wenzelm@47005
   454
  thy |> map_tsig (Type.add_classrel (Context.pretty_global thy) arg);
wenzelm@42387
   455
wenzelm@42387
   456
fun primitive_arity arg thy =
wenzelm@47005
   457
  thy |> map_tsig (Type.add_arity (Context.pretty_global thy) arg);
wenzelm@421
   458
wenzelm@421
   459
wenzelm@14645
   460
(* add translation functions *)
wenzelm@14645
   461
wenzelm@15746
   462
local
wenzelm@15746
   463
wenzelm@42288
   464
fun mk trs = map Syntax_Ext.mk_trfun trs;
wenzelm@15746
   465
wenzelm@15746
   466
in
wenzelm@15746
   467
wenzelm@52143
   468
fun parse_ast_translation atrs = map_syn (Syntax.update_trfuns (mk atrs, [], [], []));
wenzelm@52143
   469
fun parse_translation trs = map_syn (Syntax.update_trfuns ([], mk trs, [], []));
wenzelm@52143
   470
fun print_translation tr's =
wenzelm@52143
   471
  map_syn (Syntax.update_trfuns ([], [], mk (map (apsnd Syntax_Trans.non_typed_tr') tr's), []));
wenzelm@52143
   472
fun typed_print_translation tr's = map_syn (Syntax.update_trfuns ([], [], mk tr's, []));
wenzelm@52143
   473
fun print_ast_translation atr's = map_syn (Syntax.update_trfuns ([], [], [], mk atr's));
wenzelm@14645
   474
wenzelm@15746
   475
end;
wenzelm@15746
   476
wenzelm@14645
   477
wenzelm@19258
   478
(* translation rules *)
wenzelm@4619
   479
wenzelm@42204
   480
val add_trrules = map_syn o Syntax.update_trrules;
wenzelm@42204
   481
val del_trrules = map_syn o Syntax.remove_trrules;
wenzelm@386
   482
wenzelm@386
   483
wenzelm@26667
   484
(* naming *)
wenzelm@6546
   485
wenzelm@33724
   486
val new_group = map_naming Name_Space.new_group;
wenzelm@33724
   487
val reset_group = map_naming Name_Space.reset_group;
wenzelm@33724
   488
wenzelm@33095
   489
val add_path = map_naming o Name_Space.add_path;
wenzelm@33095
   490
val root_path = map_naming Name_Space.root_path;
wenzelm@33095
   491
val parent_path = map_naming Name_Space.parent_path;
wenzelm@33095
   492
val mandatory_path = map_naming o Name_Space.mandatory_path;
wenzelm@35200
   493
val qualified_path = map_naming oo Name_Space.qualified_path;
wenzelm@6546
   494
wenzelm@16442
   495
fun local_path thy = thy |> root_path |> add_path (Context.theory_name thy);
wenzelm@16442
   496
wenzelm@6546
   497
wenzelm@16337
   498
(* hide names *)
wenzelm@386
   499
wenzelm@26667
   500
val hide_class = map_tsig oo Type.hide_class;
wenzelm@26667
   501
val hide_type = map_tsig oo Type.hide_type;
wenzelm@26667
   502
val hide_const = map_consts oo Consts.hide;
wenzelm@17343
   503
clasohm@0
   504
end;