src/Pure/sign.ML
author wenzelm
Tue Apr 25 22:23:11 2006 +0200 (2006-04-25 ago)
changeset 19462 26d5f3bcc933
parent 19427 f086002893ad
child 19482 9f11af8f7ef9
permissions -rw-r--r--
added arity_number/sorts;
tuned;
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(*  Title:      Pure/sign.ML
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    ID:         $Id$
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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_THEORY =
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sig
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  val add_defsort: string -> theory -> theory
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  val add_defsort_i: sort -> theory -> theory
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  val add_types: (bstring * int * mixfix) list -> theory -> theory
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  val add_typedecls: (bstring * string list * mixfix) list -> theory -> theory
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  val add_nonterminals: bstring list -> theory -> theory
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  val add_tyabbrs: (bstring * string list * string * mixfix) list -> theory -> theory
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  val add_tyabbrs_i: (bstring * string list * typ * mixfix) list -> theory -> theory
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  val add_arities: (xstring * string list * string) list -> theory -> theory
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  val add_arities_i: (string * sort list * sort) list -> theory -> theory
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  val add_syntax: (bstring * string * mixfix) list -> theory -> theory
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  val add_syntax_i: (bstring * typ * mixfix) list -> theory -> theory
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  val add_modesyntax: (string * bool) -> (bstring * string * mixfix) list -> theory -> theory
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  val add_modesyntax_i: (string * bool) -> (bstring * typ * mixfix) list -> theory -> theory
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  val del_modesyntax: (string * bool) -> (bstring * string * mixfix) list -> theory -> theory
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  val del_modesyntax_i: (string * bool) -> (bstring * typ * mixfix) list -> theory -> theory
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  val add_consts: (bstring * string * mixfix) list -> theory -> theory
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  val add_consts_i: (bstring * typ * mixfix) list -> theory -> theory
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  val add_abbrevs: string * bool -> (bstring * string * mixfix) list -> theory -> theory
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  val add_abbrevs_i: string * bool -> (bstring * term * mixfix) list -> theory -> theory
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  val add_const_constraint: xstring * string option -> theory -> theory
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  val add_const_constraint_i: string * typ option -> theory -> theory
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  val add_classes: (bstring * xstring list) list -> theory -> theory
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  val add_classes_i: (bstring * class list) list -> theory -> theory
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  val add_classrel: (xstring * xstring) list -> theory -> theory
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  val add_classrel_i: (class * class) list -> theory -> theory
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  val add_trfuns:
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    (string * (ast list -> ast)) list *
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    (string * (term list -> term)) list *
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    (string * (term list -> term)) list *
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    (string * (ast list -> ast)) list -> theory -> theory
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  val add_trfunsT:
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    (string * (bool -> typ -> term list -> term)) list -> theory -> theory
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  val add_advanced_trfuns:
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    (string * (Context.generic -> ast list -> ast)) list *
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    (string * (Context.generic -> term list -> term)) list *
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    (string * (Context.generic -> term list -> term)) list *
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    (string * (Context.generic -> ast list -> ast)) list -> theory -> theory
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  val add_advanced_trfunsT:
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    (string * (Context.generic -> bool -> typ -> term list -> term)) list -> theory -> theory
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  val add_tokentrfuns:
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    (string * string * (string -> string * real)) list -> theory -> theory
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  val add_mode_tokentrfuns: string -> (string * (string -> string * real)) list
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    -> theory -> theory
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  val parse_ast_translation: bool * string -> theory -> theory
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  val parse_translation: bool * string -> theory -> theory
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  val print_translation: bool * string -> theory -> theory
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  val typed_print_translation: bool * string -> theory -> theory
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  val print_ast_translation: bool * string -> theory -> theory
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  val token_translation: string -> theory -> theory
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  val add_trrules: (xstring * string) Syntax.trrule list -> theory -> theory
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  val del_trrules: (xstring * string) Syntax.trrule list -> theory -> theory
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  val add_trrules_i: ast Syntax.trrule list -> theory -> theory
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  val del_trrules_i: ast Syntax.trrule list -> theory -> theory
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  val add_path: string -> theory -> theory
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  val parent_path: theory -> theory
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  val root_path: theory -> theory
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  val absolute_path: theory -> theory
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  val local_path: theory -> theory
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  val no_base_names: theory -> theory
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  val qualified_names: theory -> theory
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  val sticky_prefix: string -> theory -> theory
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  val set_policy: (string -> bstring -> string) * (string list -> string list list) ->
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    theory -> theory
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  val restore_naming: theory -> theory -> theory
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  val hide_classes: bool -> xstring list -> theory -> theory
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  val hide_classes_i: bool -> string list -> theory -> theory
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  val hide_types: bool -> xstring list -> theory -> theory
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  val hide_types_i: bool -> string list -> theory -> theory
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  val hide_consts: bool -> xstring list -> theory -> theory
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  val hide_consts_i: bool -> string list -> theory -> theory
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  val hide_names: bool -> string * xstring list -> theory -> theory
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  val hide_names_i: bool -> string * string list -> theory -> theory
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end
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signature SIGN =
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sig
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  val init_data: theory -> theory
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  val rep_sg: theory ->
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   {naming: NameSpace.naming,
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    syn: Syntax.syntax,
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    tsig: Type.tsig,
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    consts: Consts.T}
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  val naming_of: theory -> NameSpace.naming
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  val base_name: string -> bstring
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  val full_name: theory -> bstring -> string
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  val full_name_path: theory -> string -> bstring -> string
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  val declare_name: theory -> string -> NameSpace.T -> NameSpace.T
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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.classes
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  val arities_of: theory -> Sorts.arities
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  val classes: theory -> class list
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  val super_classes: theory -> class -> class list
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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 witness_sorts: theory -> sort list -> sort list -> (typ * sort) list
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  val universal_witness: theory -> (typ * sort) option
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  val all_sorts_nonempty: theory -> 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 is_logtype: theory -> string -> bool
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  val consts_of: theory -> Consts.T
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  val const_constraint: theory -> string -> typ option
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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 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 class_space: theory -> NameSpace.T
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  val type_space: theory -> NameSpace.T
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  val const_space: theory -> NameSpace.T
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  val intern_class: theory -> xstring -> string
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  val extern_class: theory -> string -> xstring
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  val intern_type: theory -> xstring -> string
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  val extern_type: theory -> string -> xstring
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  val intern_const: theory -> xstring -> string
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  val extern_const: theory -> string -> xstring
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  val intern_sort: theory -> sort -> sort
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  val extern_sort: theory -> sort -> sort
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  val intern_typ: theory -> typ -> typ
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  val extern_typ: theory -> typ -> typ
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  val intern_term: theory -> term -> term
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  val extern_term: (string -> xstring) -> theory -> term -> term
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  val intern_tycons: theory -> typ -> typ
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  val pretty_term': Context.generic -> Syntax.syntax -> (string -> xstring) -> term -> Pretty.T
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  val pretty_term: theory -> term -> Pretty.T
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  val pretty_typ: theory -> typ -> Pretty.T
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  val pretty_sort: theory -> sort -> Pretty.T
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  val pretty_classrel: theory -> class list -> Pretty.T
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  val pretty_arity: theory -> arity -> Pretty.T
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  val string_of_term: theory -> term -> string
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  val string_of_typ: theory -> typ -> string
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  val string_of_sort: theory -> sort -> string
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  val string_of_classrel: theory -> class list -> string
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  val string_of_arity: theory -> arity -> string
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  val pprint_term: theory -> term -> pprint_args -> unit
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  val pprint_typ: theory -> typ -> pprint_args -> unit
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  val pp: theory -> Pretty.pp
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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_syntax: theory -> typ -> typ
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  val certify_typ_abbrev: theory -> typ -> typ
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  val certify': bool -> bool -> Pretty.pp -> Consts.T -> theory -> term -> term * typ * int
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  val certify_term: theory -> term -> term * typ * int
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  val certify_prop: 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_vars: Pretty.pp -> term -> term
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  val cert_def: Pretty.pp -> term -> (string * typ) * term
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  val read_class: theory -> xstring -> class
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  val read_sort': Syntax.syntax -> Context.generic -> string -> sort
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  val read_sort: theory -> string -> sort
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  val read_arity: theory -> xstring * string list * string -> arity
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  val cert_arity: theory -> arity -> arity
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  val read_typ': Syntax.syntax -> Context.generic ->
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    (indexname -> sort option) -> string -> typ
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  val read_typ_syntax': Syntax.syntax -> Context.generic ->
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    (indexname -> sort option) -> string -> typ
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  val read_typ_abbrev': Syntax.syntax -> Context.generic ->
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    (indexname -> sort option) -> string -> typ
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  val read_typ: theory * (indexname -> sort option) -> string -> typ
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  val read_typ_syntax: theory * (indexname -> sort option) -> string -> typ
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  val read_typ_abbrev: theory * (indexname -> sort option) -> string -> typ
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  val read_tyname: theory -> string -> typ
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  val read_const: theory -> string -> term
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  val infer_types_simult: Pretty.pp -> theory -> Consts.T -> (indexname -> typ option) ->
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    (indexname -> sort option) -> string list -> bool
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    -> (term list * typ) list -> term list * (indexname * typ) list
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  val infer_types: Pretty.pp -> theory -> Consts.T -> (indexname -> typ option) ->
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    (indexname -> sort option) -> string list -> bool
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    -> term list * typ -> term * (indexname * typ) list
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  val read_def_terms': Pretty.pp -> (string -> bool) -> Syntax.syntax -> Consts.T ->
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    Context.generic -> (indexname -> typ option) * (indexname -> sort option) ->
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    string list -> bool -> (string * typ) list -> term list * (indexname * typ) list
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  val read_def_terms:
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    theory * (indexname -> typ option) * (indexname -> sort option) ->
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    string list -> bool -> (string * typ) list -> term list * (indexname * typ) list
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  val simple_read_term: theory -> typ -> string -> term
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  val read_term: theory -> string -> term
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  val read_prop: theory -> string -> term
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  include SIGN_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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 {naming: NameSpace.naming,     (*common naming conventions*)
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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 (naming, syn, tsig, consts) =
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  Sign {naming = naming, syn = syn, tsig = tsig, consts = consts};
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structure SignData = TheoryDataFun
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(struct
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  val name = "Pure/sign";
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  type T = sign;
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  val copy = I;
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  fun extend (Sign {syn, tsig, consts, ...}) =
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    make_sign (NameSpace.default_naming, syn, tsig, consts);
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  val empty =
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    make_sign (NameSpace.default_naming, Syntax.basic_syn, 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 {naming = _, syn = syn1, tsig = tsig1, consts = consts1} = sign1;
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      val Sign {naming = _, syn = syn2, tsig = tsig2, consts = consts2} = sign2;
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      val naming = NameSpace.default_naming;
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      val syn = Syntax.merge_syntaxes syn1 syn2;
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      val tsig = Type.merge_tsigs pp (tsig1, tsig2);
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      val consts = Consts.merge (consts1, consts2);
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    in make_sign (naming, syn, tsig, consts) end;
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  fun print _ _ = ();
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end);
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val init_data = SignData.init;
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fun rep_sg thy = SignData.get thy |> (fn Sign args => args);
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fun map_sign f = SignData.map (fn Sign {naming, syn, tsig, consts} =>
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  make_sign (f (naming, syn, tsig, consts)));
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fun map_naming f = map_sign (fn (naming, syn, tsig, consts) => (f naming, syn, tsig, consts));
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fun map_syn f = map_sign (fn (naming, syn, tsig, consts) => (naming, f syn, tsig, consts));
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fun map_tsig f = map_sign (fn (naming, syn, tsig, consts) => (naming, syn, f tsig, consts));
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fun map_consts f = map_sign (fn (naming, syn, tsig, consts) => (naming, syn, tsig, f consts));
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(* naming *)
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val naming_of = #naming o rep_sg;
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val base_name = NameSpace.base;
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val full_name = NameSpace.full o naming_of;
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fun full_name_path thy elems = NameSpace.full (NameSpace.add_path elems (naming_of thy));
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val declare_name = NameSpace.declare o naming_of;
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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 = snd o #classes o Type.rep_tsig o tsig_of;
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val arities_of = #arities o Type.rep_tsig o tsig_of;
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val classes = Type.classes o tsig_of;
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val super_classes = Graph.imm_succs o classes_of;
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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 witness_sorts = Type.witness_sorts o tsig_of;
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val universal_witness = Type.universal_witness o tsig_of;
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val all_sorts_nonempty = is_some o universal_witness;
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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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fun is_logtype thy c = c mem_string Type.logical_types (tsig_of thy);
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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.constraint o consts_of;
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val const_constraint = try o the_const_constraint;
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val the_const_type = Consts.declaration o consts_of;
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val const_type = try o the_const_type;
wenzelm@18062
   297
val const_monomorphic = Consts.monomorphic o consts_of;
wenzelm@18062
   298
val const_typargs = Consts.typargs o consts_of;
wenzelm@18164
   299
val const_instance = Consts.instance o consts_of;
wenzelm@4256
   300
wenzelm@16894
   301
val declared_tyname = Symtab.defined o #2 o #types o Type.rep_tsig o tsig_of;
wenzelm@19258
   302
val declared_const = is_some oo const_constraint;
wenzelm@620
   303
wenzelm@402
   304
clasohm@0
   305
wenzelm@16337
   306
(** intern / extern names **)
wenzelm@16337
   307
wenzelm@16368
   308
val class_space = #1 o #classes o Type.rep_tsig o tsig_of;
wenzelm@16368
   309
val type_space = #1 o #types o Type.rep_tsig o tsig_of;
wenzelm@18967
   310
val const_space = Consts.space_of o consts_of;
wenzelm@14645
   311
wenzelm@16368
   312
val intern_class = NameSpace.intern o class_space;
wenzelm@16368
   313
val extern_class = NameSpace.extern o class_space;
wenzelm@16368
   314
val intern_type = NameSpace.intern o type_space;
wenzelm@16368
   315
val extern_type = NameSpace.extern o type_space;
wenzelm@16368
   316
val intern_const = NameSpace.intern o const_space;
wenzelm@16368
   317
val extern_const = NameSpace.extern o const_space;
wenzelm@16337
   318
wenzelm@16337
   319
val intern_sort = map o intern_class;
wenzelm@16337
   320
val extern_sort = map o extern_class;
wenzelm@16337
   321
wenzelm@16337
   322
local
wenzelm@14645
   323
wenzelm@18892
   324
fun map_typ f g (Type (c, Ts)) = Type (g c, map (map_typ f g) Ts)
wenzelm@18892
   325
  | map_typ f _ (TFree (x, S)) = TFree (x, map f S)
wenzelm@18892
   326
  | map_typ f _ (TVar (xi, S)) = TVar (xi, map f S);
wenzelm@18892
   327
wenzelm@18892
   328
fun map_term f g h (Const (c, T)) = Const (h c, map_typ f g T)
wenzelm@18892
   329
  | map_term f g _ (Free (x, T)) = Free (x, map_typ f g T)
wenzelm@18892
   330
  | map_term f g _ (Var (xi, T)) = Var (xi, map_typ f g T)
wenzelm@18892
   331
  | map_term _ _ _ (t as Bound _) = t
wenzelm@18892
   332
  | map_term f g h (Abs (x, T, t)) = Abs (x, map_typ f g T, map_term f g h t)
wenzelm@18892
   333
  | map_term f g h (t $ u) = map_term f g h t $ map_term f g h u;
wenzelm@18892
   334
wenzelm@18994
   335
val add_classesT = Term.fold_atyps
wenzelm@18994
   336
  (fn TFree (_, S) => fold (insert (op =)) S
wenzelm@18994
   337
    | TVar (_, S) => fold (insert (op =)) S
wenzelm@18994
   338
    | _ => I);
wenzelm@18994
   339
wenzelm@18994
   340
fun add_tyconsT (Type (c, Ts)) = insert (op =) c #> fold add_tyconsT Ts
wenzelm@18994
   341
  | add_tyconsT _ = I;
wenzelm@18994
   342
wenzelm@18994
   343
val add_consts = Term.fold_aterms (fn Const (c, _) => insert (op =) c | _ => I);
wenzelm@18994
   344
wenzelm@16337
   345
fun mapping add_names f t =
wenzelm@16337
   346
  let
wenzelm@16337
   347
    fun f' x = let val y = f x in if x = y then NONE else SOME (x, y) end;
wenzelm@18994
   348
    val tab = List.mapPartial f' (add_names t []);
wenzelm@18941
   349
    fun get x = the_default x (AList.lookup (op =) tab x);
wenzelm@16337
   350
  in get end;
wenzelm@16337
   351
wenzelm@16442
   352
fun typ_mapping f g thy T =
wenzelm@18892
   353
  T |> map_typ
wenzelm@18994
   354
    (mapping add_classesT (f thy) T)
wenzelm@18994
   355
    (mapping add_tyconsT (g thy) T);
wenzelm@14645
   356
wenzelm@16442
   357
fun term_mapping f g h thy t =
wenzelm@18892
   358
  t |> map_term
wenzelm@18994
   359
    (mapping (Term.fold_types add_classesT) (f thy) t)
wenzelm@18994
   360
    (mapping (Term.fold_types add_tyconsT) (g thy) t)
wenzelm@18994
   361
    (mapping add_consts (h thy) t);
wenzelm@16337
   362
wenzelm@16337
   363
in
wenzelm@14645
   364
wenzelm@16368
   365
val intern_typ = typ_mapping intern_class intern_type;
wenzelm@16368
   366
val extern_typ = typ_mapping extern_class extern_type;
wenzelm@16368
   367
val intern_term = term_mapping intern_class intern_type intern_const;
wenzelm@18994
   368
fun extern_term h = term_mapping extern_class extern_type (K h);
wenzelm@16368
   369
val intern_tycons = typ_mapping (K I) intern_type;
wenzelm@16337
   370
wenzelm@16337
   371
end;
wenzelm@14645
   372
wenzelm@14645
   373
wenzelm@14645
   374
wenzelm@4249
   375
(** pretty printing of terms, types etc. **)
wenzelm@3937
   376
wenzelm@19366
   377
fun pretty_term' context syn ext t =
wenzelm@18994
   378
  let val curried = Context.exists_name Context.CPureN (Context.theory_of context)
wenzelm@19366
   379
  in Syntax.pretty_term ext context syn curried t end;
wenzelm@18857
   380
wenzelm@18994
   381
fun pretty_term thy t =
wenzelm@19366
   382
  pretty_term' (Context.Theory thy) (syn_of thy) (Consts.extern (consts_of thy))
wenzelm@19366
   383
    (extern_term (Consts.extern_early (consts_of thy)) thy t);
wenzelm@18857
   384
wenzelm@18857
   385
fun pretty_typ thy T = Syntax.pretty_typ (Context.Theory thy) (syn_of thy) (extern_typ thy T);
wenzelm@18857
   386
fun pretty_sort thy S = Syntax.pretty_sort (Context.Theory thy) (syn_of thy) (extern_sort thy S);
wenzelm@3937
   387
wenzelm@16442
   388
fun pretty_classrel thy cs = Pretty.block (List.concat
wenzelm@16442
   389
  (separate [Pretty.str " <", Pretty.brk 1] (map (single o pretty_sort thy o single) cs)));
wenzelm@3937
   390
wenzelm@16442
   391
fun pretty_arity thy (a, Ss, S) =
wenzelm@3937
   392
  let
wenzelm@16442
   393
    val a' = extern_type thy a;
wenzelm@3937
   394
    val dom =
wenzelm@3937
   395
      if null Ss then []
wenzelm@16442
   396
      else [Pretty.list "(" ")" (map (pretty_sort thy) Ss), Pretty.brk 1];
wenzelm@16442
   397
  in Pretty.block ([Pretty.str (a' ^ " ::"), Pretty.brk 1] @ dom @ [pretty_sort thy S]) end;
wenzelm@3937
   398
wenzelm@14828
   399
val string_of_term = Pretty.string_of oo pretty_term;
wenzelm@14828
   400
val string_of_typ = Pretty.string_of oo pretty_typ;
wenzelm@14828
   401
val string_of_sort = Pretty.string_of oo pretty_sort;
wenzelm@14828
   402
val string_of_classrel = Pretty.string_of oo pretty_classrel;
wenzelm@14828
   403
val string_of_arity = Pretty.string_of oo pretty_arity;
wenzelm@3937
   404
wenzelm@16337
   405
val pprint_term = (Pretty.pprint o Pretty.quote) oo pretty_term;
wenzelm@16337
   406
val pprint_typ = (Pretty.pprint o Pretty.quote) oo pretty_typ;
wenzelm@3937
   407
wenzelm@16442
   408
fun pp thy = Pretty.pp (pretty_term thy, pretty_typ thy, pretty_sort thy,
wenzelm@16442
   409
  pretty_classrel thy, pretty_arity thy);
wenzelm@14828
   410
wenzelm@3937
   411
wenzelm@3937
   412
wenzelm@16337
   413
(** certify entities **)    (*exception TYPE*)
wenzelm@8898
   414
wenzelm@16337
   415
(* certify wrt. type signature *)
wenzelm@8898
   416
wenzelm@19462
   417
val arity_number = Type.arity_number o tsig_of;
wenzelm@19462
   418
fun arity_sorts thy = Type.arity_sorts (pp thy) (tsig_of thy);
wenzelm@19462
   419
wenzelm@16723
   420
fun certify cert = cert o tsig_of o Context.check_thy;
wenzelm@562
   421
wenzelm@16337
   422
val certify_class      = certify Type.cert_class;
wenzelm@16337
   423
val certify_sort       = certify Type.cert_sort;
wenzelm@16337
   424
val certify_typ        = certify Type.cert_typ;
wenzelm@16337
   425
val certify_typ_syntax = certify Type.cert_typ_syntax;
wenzelm@16337
   426
val certify_typ_abbrev = certify Type.cert_typ_abbrev;
wenzelm@10443
   427
wenzelm@4961
   428
wenzelm@18967
   429
(* certify term/prop *)
wenzelm@4961
   430
wenzelm@14987
   431
local
nipkow@1494
   432
wenzelm@16337
   433
fun type_check pp tm =
wenzelm@4961
   434
  let
wenzelm@4961
   435
    fun err_appl why bs t T u U =
wenzelm@4961
   436
      let
wenzelm@10404
   437
        val xs = map Free bs;           (*we do not rename here*)
wenzelm@4961
   438
        val t' = subst_bounds (xs, t);
wenzelm@4961
   439
        val u' = subst_bounds (xs, u);
wenzelm@16337
   440
        val msg = cat_lines
wenzelm@14828
   441
          (TypeInfer.appl_error (Syntax.pp_show_brackets pp) why t' T u' U);
wenzelm@16337
   442
      in raise TYPE (msg, [T, U], [t', u']) end;
wenzelm@4961
   443
wenzelm@4961
   444
    fun typ_of (_, Const (_, T)) = T
wenzelm@4961
   445
      | typ_of (_, Free  (_, T)) = T
wenzelm@4961
   446
      | typ_of (_, Var (_, T)) = T
skalberg@15570
   447
      | typ_of (bs, Bound i) = snd (List.nth (bs, i) handle Subscript =>
wenzelm@4961
   448
          raise TYPE ("Loose bound variable: B." ^ string_of_int i, [], [Bound i]))
wenzelm@4961
   449
      | typ_of (bs, Abs (x, T, body)) = T --> typ_of ((x, T) :: bs, body)
wenzelm@4961
   450
      | typ_of (bs, t $ u) =
wenzelm@4961
   451
          let val T = typ_of (bs, t) and U = typ_of (bs, u) in
wenzelm@4961
   452
            (case T of
wenzelm@4961
   453
              Type ("fun", [T1, T2]) =>
wenzelm@14828
   454
                if T1 = U then T2 else err_appl "Incompatible operand type" bs t T u U
wenzelm@14828
   455
            | _ => err_appl "Operator not of function type" bs t T u U)
wenzelm@4961
   456
          end;
wenzelm@18967
   457
  in typ_of ([], tm) end;
wenzelm@4961
   458
wenzelm@18967
   459
fun err msg = raise TYPE (msg, [], []);
wenzelm@18967
   460
wenzelm@18967
   461
fun check_vars (t $ u) = (check_vars t; check_vars u)
wenzelm@18967
   462
  | check_vars (Abs (_, _, t)) = check_vars t
wenzelm@18967
   463
  | check_vars (Var (xi as (_, i), _)) =
wenzelm@18967
   464
      if i < 0 then err ("Malformed variable: " ^ quote (Term.string_of_vname xi)) else ()
wenzelm@18967
   465
  | check_vars _ = ();
clasohm@0
   466
wenzelm@14987
   467
in
wenzelm@14987
   468
wenzelm@19366
   469
fun certify' normalize prop pp consts thy tm =
wenzelm@251
   470
  let
wenzelm@16723
   471
    val _ = Context.check_thy thy;
wenzelm@18967
   472
    val _ = check_vars tm;
wenzelm@18967
   473
    val tm' = Term.map_term_types (certify_typ thy) tm;
wenzelm@18967
   474
    val T = type_check pp tm';
wenzelm@18967
   475
    val _ = if prop andalso T <> propT then err "Term not of type prop" else ();
wenzelm@19366
   476
    val tm'' = Consts.certify pp (tsig_of thy) consts tm';
wenzelm@18967
   477
    val tm'' = if normalize then tm'' else tm';
wenzelm@18967
   478
  in (if tm = tm'' then tm else tm'', T, Term.maxidx_of_term tm'') end;
wenzelm@169
   479
wenzelm@19366
   480
fun certify_term thy = certify' true false (pp thy) (consts_of thy) thy;
wenzelm@19366
   481
fun certify_prop thy = certify' true true (pp thy) (consts_of thy) thy;
wenzelm@18967
   482
wenzelm@19366
   483
fun cert_term_abbrev thy = #1 o certify' false false (pp thy) (consts_of thy) thy;
wenzelm@18967
   484
val cert_term = #1 oo certify_term;
wenzelm@18967
   485
val cert_prop = #1 oo certify_prop;
wenzelm@251
   486
wenzelm@14987
   487
end;
wenzelm@14987
   488
wenzelm@251
   489
wenzelm@18941
   490
(* specifications *)
wenzelm@18941
   491
wenzelm@18941
   492
fun no_vars pp tm =
wenzelm@18941
   493
  (case (Term.term_vars tm, Term.term_tvars tm) of
wenzelm@18941
   494
    ([], []) => tm
wenzelm@18941
   495
  | (ts, ixns) => error (Pretty.string_of (Pretty.block (Pretty.breaks
wenzelm@18941
   496
      (Pretty.str "Illegal schematic variable(s) in term:" ::
wenzelm@18941
   497
       map (Pretty.term pp) ts @ map (Pretty.typ pp o TVar) ixns)))));
wenzelm@18941
   498
wenzelm@18941
   499
fun cert_def pp tm =
wenzelm@18941
   500
  let val ((lhs, rhs), _) = tm
wenzelm@18941
   501
    |> no_vars pp
wenzelm@18941
   502
    |> Logic.strip_imp_concl
wenzelm@18941
   503
    |> Logic.dest_def pp Term.is_Const (K false) (K false)
wenzelm@18941
   504
  in (Term.dest_Const (Term.head_of lhs), rhs) end
wenzelm@18941
   505
  handle TERM (msg, _) => error msg;
wenzelm@18941
   506
wenzelm@18941
   507
wenzelm@16337
   508
wenzelm@16442
   509
(** read and certify entities **)    (*exception ERROR*)
wenzelm@16337
   510
wenzelm@19244
   511
(* classes and sorts *)
wenzelm@19244
   512
wenzelm@19427
   513
fun read_class thy c = certify_class thy (intern_class thy c)
wenzelm@19427
   514
  handle TYPE (msg, _, _) => error msg;
wenzelm@16337
   515
wenzelm@18857
   516
fun read_sort' syn context str =
wenzelm@16337
   517
  let
wenzelm@18857
   518
    val thy = Context.theory_of context;
wenzelm@16723
   519
    val _ = Context.check_thy thy;
wenzelm@18857
   520
    val S = intern_sort thy (Syntax.read_sort context syn str);
wenzelm@16442
   521
  in certify_sort thy S handle TYPE (msg, _, _) => error msg end;
wenzelm@16337
   522
wenzelm@18857
   523
fun read_sort thy str = read_sort' (syn_of thy) (Context.Theory thy) str;
wenzelm@16337
   524
wenzelm@16337
   525
wenzelm@19244
   526
(* type arities *)
wenzelm@19244
   527
wenzelm@19244
   528
fun prep_arity prep_tycon prep_sort thy (t, Ss, S) =
wenzelm@19244
   529
  let val arity = (prep_tycon thy t, map (prep_sort thy) Ss, prep_sort thy S)
wenzelm@19244
   530
  in Type.add_arities (pp thy) [arity] (tsig_of thy); arity end;
wenzelm@19244
   531
wenzelm@19244
   532
val read_arity = prep_arity intern_type read_sort;
wenzelm@19244
   533
val cert_arity = prep_arity (K I) certify_sort;
wenzelm@19244
   534
wenzelm@19244
   535
wenzelm@16337
   536
(* types *)
wenzelm@16337
   537
wenzelm@16337
   538
local
wenzelm@16337
   539
wenzelm@18857
   540
fun gen_read_typ' cert syn context def_sort str =
wenzelm@16337
   541
  let
wenzelm@18857
   542
    val thy = Context.theory_of context;
wenzelm@16723
   543
    val _ = Context.check_thy thy;
wenzelm@16442
   544
    val get_sort = TypeInfer.get_sort (tsig_of thy) def_sort (intern_sort thy);
wenzelm@18857
   545
    val T = intern_tycons thy (Syntax.read_typ context syn get_sort (intern_sort thy) str);
wenzelm@16442
   546
  in cert thy T handle TYPE (msg, _, _) => error msg end
wenzelm@18678
   547
  handle ERROR msg => cat_error msg ("The error(s) above occurred in type " ^ quote str);
wenzelm@16337
   548
wenzelm@16442
   549
fun gen_read_typ cert (thy, def_sort) str =
wenzelm@18857
   550
  gen_read_typ' cert (syn_of thy) (Context.Theory thy) def_sort str;
wenzelm@16337
   551
wenzelm@16337
   552
in
wenzelm@16337
   553
wenzelm@16442
   554
fun no_def_sort thy = (thy: theory, K NONE);
wenzelm@16337
   555
wenzelm@16442
   556
val read_typ'        = gen_read_typ' certify_typ;
wenzelm@16442
   557
val read_typ_syntax' = gen_read_typ' certify_typ_syntax;
wenzelm@16442
   558
val read_typ_abbrev' = gen_read_typ' certify_typ_abbrev;
wenzelm@16442
   559
val read_typ         = gen_read_typ certify_typ;
wenzelm@16442
   560
val read_typ_syntax  = gen_read_typ certify_typ_syntax;
wenzelm@16442
   561
val read_typ_abbrev  = gen_read_typ certify_typ_abbrev;
wenzelm@16337
   562
wenzelm@16337
   563
end;
wenzelm@16337
   564
wenzelm@16337
   565
wenzelm@16368
   566
(* type and constant names *)
wenzelm@15703
   567
wenzelm@16442
   568
fun read_tyname thy raw_c =
wenzelm@19462
   569
  let val c = intern_type thy raw_c
wenzelm@19462
   570
  in Type (c, replicate (arity_number thy c) dummyT) end;
wenzelm@15703
   571
wenzelm@18967
   572
val read_const = Consts.read_const o consts_of;
wenzelm@15703
   573
wenzelm@15703
   574
wenzelm@251
   575
wenzelm@583
   576
(** infer_types **)         (*exception ERROR*)
wenzelm@251
   577
wenzelm@2979
   578
(*
wenzelm@16337
   579
  def_type: partial map from indexnames to types (constrains Frees and Vars)
wenzelm@16337
   580
  def_sort: partial map from indexnames to sorts (constrains TFrees and TVars)
wenzelm@2979
   581
  used: list of already used type variables
wenzelm@2979
   582
  freeze: if true then generated parameters are turned into TFrees, else TVars
wenzelm@4249
   583
wenzelm@4249
   584
  termss: lists of alternative parses (only one combination should be type-correct)
wenzelm@4249
   585
  typs: expected types
wenzelm@2979
   586
*)
wenzelm@2979
   587
wenzelm@18967
   588
fun infer_types_simult pp thy consts def_type def_sort used freeze args =
wenzelm@251
   589
  let
wenzelm@18146
   590
    val termss = fold_rev (multiply o fst) args [[]];
wenzelm@4249
   591
    val typs =
wenzelm@16442
   592
      map (fn (_, T) => certify_typ thy T handle TYPE (msg, _, _) => error msg) args;
wenzelm@169
   593
wenzelm@18678
   594
    fun infer ts = Result (TypeInfer.infer_types (Syntax.pp_show_brackets pp) (tsig_of thy)
wenzelm@19366
   595
        (try (Consts.constraint consts)) def_type def_sort (Consts.intern consts)
wenzelm@18967
   596
        (intern_tycons thy) (intern_sort thy) used freeze typs ts)
wenzelm@18678
   597
      handle TYPE (msg, _, _) => Exn (ERROR msg);
clasohm@623
   598
wenzelm@4249
   599
    val err_results = map infer termss;
wenzelm@18678
   600
    val errs = List.mapPartial (fn Exn (ERROR msg) => SOME msg | _ => NONE) err_results;
wenzelm@18678
   601
    val results = List.mapPartial get_result err_results;
wenzelm@4249
   602
wenzelm@14645
   603
    val ambiguity = length termss;
wenzelm@4249
   604
    fun ambig_msg () =
wenzelm@18678
   605
      if ambiguity > 1 andalso ambiguity <= ! Syntax.ambiguity_level then
wenzelm@18678
   606
        "Got more than one parse tree.\n\
wenzelm@18678
   607
        \Retry with smaller Syntax.ambiguity_level for more information."
wenzelm@18678
   608
      else "";
wenzelm@4249
   609
  in
wenzelm@18678
   610
    if null results then (cat_error (ambig_msg ()) (cat_lines errs))
wenzelm@4249
   611
    else if length results = 1 then
wenzelm@4249
   612
      (if ambiguity > ! Syntax.ambiguity_level then
wenzelm@4249
   613
        warning "Fortunately, only one parse tree is type correct.\n\
wenzelm@4249
   614
          \You may still want to disambiguate your grammar or your input."
wenzelm@4249
   615
      else (); hd results)
wenzelm@18678
   616
    else (cat_error (ambig_msg ()) ("More than one term is type correct:\n" ^
skalberg@15570
   617
      cat_lines (map (Pretty.string_of_term pp) (List.concat (map fst results)))))
wenzelm@4249
   618
  end;
clasohm@623
   619
wenzelm@18967
   620
fun infer_types pp thy consts def_type def_sort used freeze tsT =
wenzelm@18967
   621
  apfst hd (infer_types_simult pp thy consts def_type def_sort used freeze [tsT]);
wenzelm@251
   622
wenzelm@251
   623
wenzelm@16494
   624
(* read_def_terms -- read terms and infer types *)    (*exception ERROR*)
wenzelm@16337
   625
wenzelm@18967
   626
fun read_def_terms' pp is_logtype syn consts context (types, sorts) used freeze sTs =
wenzelm@8607
   627
  let
wenzelm@18857
   628
    val thy = Context.theory_of context;
wenzelm@8607
   629
    fun read (s, T) =
wenzelm@16442
   630
      let val T' = certify_typ thy T handle TYPE (msg, _, _) => error msg
wenzelm@18857
   631
      in (Syntax.read context is_logtype syn T' s, T') end;
wenzelm@18967
   632
  in infer_types_simult pp thy consts types sorts used freeze (map read sTs) end;
wenzelm@8607
   633
wenzelm@16442
   634
fun read_def_terms (thy, types, sorts) =
wenzelm@18967
   635
  read_def_terms' (pp thy) (is_logtype thy) (syn_of thy) (consts_of thy)
wenzelm@18967
   636
    (Context.Theory thy) (types, sorts);
wenzelm@12068
   637
wenzelm@16442
   638
fun simple_read_term thy T s =
wenzelm@16442
   639
  let val ([t], _) = read_def_terms (thy, K NONE, K NONE) [] true [(s, T)]
wenzelm@16337
   640
  in t end
wenzelm@18678
   641
  handle ERROR msg => cat_error msg ("The error(s) above occurred for term " ^ s);
wenzelm@8802
   642
wenzelm@16494
   643
fun read_term thy = simple_read_term thy TypeInfer.logicT;
wenzelm@16494
   644
fun read_prop thy = simple_read_term thy propT;
wenzelm@16494
   645
wenzelm@8607
   646
wenzelm@2979
   647
wenzelm@16337
   648
(** signature extension functions **)  (*exception ERROR/TYPE*)
wenzelm@386
   649
wenzelm@386
   650
(* add default sort *)
wenzelm@386
   651
wenzelm@16442
   652
fun gen_add_defsort prep_sort s thy =
wenzelm@16442
   653
  thy |> map_tsig (Type.set_defsort (prep_sort thy s));
wenzelm@8898
   654
wenzelm@16337
   655
val add_defsort = gen_add_defsort read_sort;
wenzelm@16337
   656
val add_defsort_i = gen_add_defsort certify_sort;
wenzelm@386
   657
wenzelm@386
   658
wenzelm@386
   659
(* add type constructors *)
wenzelm@386
   660
wenzelm@16442
   661
fun add_types types thy = thy |> map_sign (fn (naming, syn, tsig, consts) =>
wenzelm@14856
   662
  let
wenzelm@16597
   663
    val syn' = Syntax.extend_type_gram types syn;
wenzelm@16368
   664
    val decls = map (fn (a, n, mx) => (Syntax.type_name a mx, n)) types;
wenzelm@16442
   665
    val tsig' = Type.add_types naming decls tsig;
wenzelm@16442
   666
  in (naming, syn', tsig', consts) end);
wenzelm@16442
   667
wenzelm@16442
   668
fun add_typedecls decls thy =
wenzelm@16442
   669
  let
wenzelm@16442
   670
    fun type_of (a, vs, mx) =
haftmann@18928
   671
      if not (has_duplicates (op =) vs) then (a, length vs, mx)
wenzelm@16442
   672
      else error ("Duplicate parameters in type declaration: " ^ quote a);
wenzelm@16442
   673
  in add_types (map type_of decls) thy end;
wenzelm@16337
   674
wenzelm@16337
   675
wenzelm@16337
   676
(* add nonterminals *)
wenzelm@16337
   677
wenzelm@16442
   678
fun add_nonterminals ns thy = thy |> map_sign (fn (naming, syn, tsig, consts) =>
wenzelm@16337
   679
  let
wenzelm@16597
   680
    val syn' = Syntax.extend_consts ns syn;
wenzelm@16442
   681
    val tsig' = Type.add_nonterminals naming ns tsig;
wenzelm@16442
   682
  in (naming, syn', tsig', consts) end);
wenzelm@386
   683
wenzelm@386
   684
wenzelm@386
   685
(* add type abbreviations *)
wenzelm@386
   686
wenzelm@16442
   687
fun gen_add_tyabbr prep_typ (a, vs, rhs, mx) thy =
wenzelm@16442
   688
  thy |> map_sign (fn (naming, syn, tsig, consts) =>
wenzelm@16337
   689
    let
wenzelm@16597
   690
      val syn' = Syntax.extend_type_gram [(a, length vs, mx)] syn;
wenzelm@16368
   691
      val a' = Syntax.type_name a mx;
wenzelm@16442
   692
      val abbr = (a', vs, prep_typ thy rhs)
wenzelm@18678
   693
        handle ERROR msg => cat_error msg ("in type abbreviation " ^ quote a');
wenzelm@16442
   694
      val tsig' = Type.add_abbrevs naming [abbr] tsig;
wenzelm@16442
   695
    in (naming, syn', tsig', consts) end);
wenzelm@386
   696
wenzelm@16337
   697
val add_tyabbrs = fold (gen_add_tyabbr (read_typ_syntax o no_def_sort));
wenzelm@16337
   698
val add_tyabbrs_i = fold (gen_add_tyabbr certify_typ_syntax);
wenzelm@14784
   699
wenzelm@14784
   700
wenzelm@386
   701
(* add type arities *)
wenzelm@386
   702
wenzelm@16442
   703
fun gen_add_arities int_type prep_sort arities thy = thy |> map_tsig (fn tsig =>
wenzelm@16368
   704
  let
wenzelm@16442
   705
    fun prep_arity (a, Ss, S) = (int_type thy a, map (prep_sort thy) Ss, prep_sort thy S)
wenzelm@18678
   706
      handle ERROR msg => cat_error msg ("in arity for type " ^ quote a);
wenzelm@16442
   707
    val tsig' = Type.add_arities (pp thy) (map prep_arity arities) tsig;
wenzelm@16368
   708
  in tsig' end);
wenzelm@386
   709
wenzelm@16368
   710
val add_arities = gen_add_arities intern_type read_sort;
wenzelm@16337
   711
val add_arities_i = gen_add_arities (K I) certify_sort;
wenzelm@8898
   712
wenzelm@386
   713
wenzelm@16337
   714
(* modify syntax *)
wenzelm@16337
   715
wenzelm@16442
   716
fun gen_syntax change_gram prep_typ prmode args thy =
wenzelm@16337
   717
  let
wenzelm@18678
   718
    fun prep (c, T, mx) = (c, prep_typ thy T, mx) handle ERROR msg =>
wenzelm@18678
   719
      cat_error msg ("in syntax declaration " ^ quote (Syntax.const_name c mx));
wenzelm@16597
   720
  in thy |> map_syn (change_gram (is_logtype thy) prmode (map prep args)) end;
wenzelm@16337
   721
wenzelm@16337
   722
fun gen_add_syntax x = gen_syntax Syntax.extend_const_gram x;
wenzelm@386
   723
wenzelm@16337
   724
val add_modesyntax = gen_add_syntax (read_typ_syntax o no_def_sort);
wenzelm@16337
   725
val add_modesyntax_i = gen_add_syntax certify_typ_syntax;
wenzelm@16442
   726
val add_syntax = add_modesyntax Syntax.default_mode;
wenzelm@16442
   727
val add_syntax_i = add_modesyntax_i Syntax.default_mode;
wenzelm@16337
   728
val del_modesyntax = gen_syntax Syntax.remove_const_gram (read_typ_syntax o no_def_sort);
wenzelm@16337
   729
val del_modesyntax_i = gen_syntax Syntax.remove_const_gram certify_typ_syntax;
wenzelm@3805
   730
wenzelm@16337
   731
wenzelm@16337
   732
(* add constants *)
wenzelm@386
   733
wenzelm@17995
   734
local
wenzelm@17995
   735
wenzelm@16442
   736
fun gen_add_consts prep_typ raw_args thy =
wenzelm@386
   737
  let
wenzelm@16988
   738
    val prepT = Compress.typ thy o Type.varifyT o Type.no_tvars o Term.no_dummyT o prep_typ thy;
wenzelm@16337
   739
    fun prep (c, T, mx) = ((c, prepT T, mx) handle TYPE (msg, _, _) => error msg)
wenzelm@18678
   740
      handle ERROR msg =>
wenzelm@18678
   741
        cat_error msg ("in declaration of constant " ^ quote (Syntax.const_name c mx));
wenzelm@16337
   742
    val args = map prep raw_args;
wenzelm@19366
   743
    val decls = args |> map (fn (c, T, mx) => ((Syntax.const_name c mx, T), true));
wenzelm@16442
   744
  in
wenzelm@16442
   745
    thy
wenzelm@18062
   746
    |> map_consts (fold (Consts.declare (naming_of thy)) decls)
wenzelm@16442
   747
    |> add_syntax_i args
wenzelm@16442
   748
  end;
wenzelm@386
   749
wenzelm@17995
   750
in
wenzelm@17995
   751
wenzelm@16337
   752
val add_consts = gen_add_consts (read_typ o no_def_sort);
wenzelm@16337
   753
val add_consts_i = gen_add_consts certify_typ;
wenzelm@386
   754
wenzelm@17995
   755
end;
wenzelm@17995
   756
wenzelm@386
   757
wenzelm@18941
   758
(* add abbreviations *)
wenzelm@18941
   759
wenzelm@18941
   760
local
wenzelm@18941
   761
wenzelm@19366
   762
fun gen_abbrevs prep_term (mode, inout) = fold (fn (raw_c, raw_t, raw_mx) => fn thy =>
wenzelm@18941
   763
  let
wenzelm@18941
   764
    val prep_tm =
wenzelm@18941
   765
      Compress.term thy o Logic.varify o no_vars (pp thy) o Term.no_dummy_patterns o prep_term thy;
wenzelm@19366
   766
wenzelm@19366
   767
    val (c, mx) = Syntax.const_mixfix raw_c raw_mx;
wenzelm@19384
   768
    val (c', b) = Syntax.mixfix_const (full_name thy c) mx;
wenzelm@19366
   769
    val t = (prep_tm raw_t handle TYPE (msg, _, _) => error msg)
wenzelm@19366
   770
      handle ERROR msg => cat_error msg ("in constant abbreviation " ^ quote c);
wenzelm@19366
   771
    val T = Term.fastype_of t;
wenzelm@18941
   772
  in
wenzelm@18941
   773
    thy
wenzelm@19384
   774
    |> map_consts (Consts.abbreviate (pp thy) (tsig_of thy) (naming_of thy) mode ((c, t), b))
wenzelm@19366
   775
    |> map_syn (Syntax.extend_consts [c])
wenzelm@19366
   776
    |> add_modesyntax_i (mode, inout) [(c', T, mx)]
wenzelm@19366
   777
  end);
wenzelm@18941
   778
wenzelm@18941
   779
in
wenzelm@18941
   780
wenzelm@19366
   781
val add_abbrevs = gen_abbrevs read_term;
wenzelm@19366
   782
val add_abbrevs_i = gen_abbrevs cert_term_abbrev;
wenzelm@18941
   783
wenzelm@18941
   784
end;
wenzelm@18941
   785
wenzelm@18941
   786
wenzelm@16941
   787
(* add constraints *)
wenzelm@16941
   788
wenzelm@19099
   789
fun gen_add_constraint int_const prep_typ (raw_c, opt_T) thy =
wenzelm@16941
   790
  let
wenzelm@16941
   791
    val c = int_const thy raw_c;
wenzelm@19099
   792
    fun prepT raw_T =
wenzelm@19099
   793
      let val T = Type.varifyT (Type.no_tvars (Term.no_dummyT (prep_typ thy raw_T)))
wenzelm@19099
   794
      in cert_term thy (Const (c, T)); T end
wenzelm@16941
   795
      handle TYPE (msg, _, _) => error msg;
wenzelm@19099
   796
  in thy |> map_consts (Consts.constrain (c, Option.map prepT opt_T)) end;
wenzelm@16941
   797
wenzelm@16941
   798
val add_const_constraint = gen_add_constraint intern_const (read_typ o no_def_sort);
wenzelm@16941
   799
val add_const_constraint_i = gen_add_constraint (K I) certify_typ;
wenzelm@16941
   800
wenzelm@16941
   801
wenzelm@386
   802
(* add type classes *)
wenzelm@386
   803
wenzelm@16442
   804
fun gen_add_class int_class (bclass, raw_classes) thy =
wenzelm@16442
   805
  thy |> map_sign (fn (naming, syn, tsig, consts) =>
wenzelm@16337
   806
    let
wenzelm@16442
   807
      val classes = map (int_class thy) raw_classes;
wenzelm@16597
   808
      val syn' = Syntax.extend_consts [bclass] syn;
wenzelm@16442
   809
      val tsig' = Type.add_classes (pp thy) naming [(bclass, classes)] tsig;
wenzelm@16442
   810
    in (naming, syn', tsig', consts) end)
wenzelm@19391
   811
  |> add_consts_i [(Logic.const_of_class bclass, Term.a_itselfT --> propT, NoSyn)];
wenzelm@3791
   812
wenzelm@16337
   813
val add_classes = fold (gen_add_class intern_class);
wenzelm@16337
   814
val add_classes_i = fold (gen_add_class (K I));
wenzelm@386
   815
wenzelm@386
   816
wenzelm@2963
   817
(* add to classrel *)
wenzelm@421
   818
wenzelm@16442
   819
fun gen_add_classrel int_class raw_pairs thy = thy |> map_tsig (fn tsig =>
wenzelm@16368
   820
  let
wenzelm@16442
   821
    val pairs = map (pairself (int_class thy)) raw_pairs;
wenzelm@16442
   822
    val tsig' = Type.add_classrel (pp thy) pairs tsig;
wenzelm@16368
   823
  in tsig' end);
wenzelm@16337
   824
wenzelm@16337
   825
val add_classrel = gen_add_classrel intern_class;
wenzelm@16337
   826
val add_classrel_i = gen_add_classrel (K I);
wenzelm@421
   827
wenzelm@421
   828
wenzelm@14645
   829
(* add translation functions *)
wenzelm@14645
   830
wenzelm@15746
   831
local
wenzelm@15746
   832
wenzelm@15746
   833
fun mk trs = map Syntax.mk_trfun trs;
wenzelm@15746
   834
wenzelm@16597
   835
fun gen_add_trfuns ext non_typed (atrs, trs, tr's, atr's) =
wenzelm@16597
   836
  map_syn (ext (mk atrs, mk trs, mk (map (apsnd non_typed) tr's), mk atr's));
wenzelm@14645
   837
wenzelm@16597
   838
fun gen_add_trfunsT ext tr's = map_syn (ext ([], [], mk tr's, []));
wenzelm@14645
   839
wenzelm@15746
   840
in
wenzelm@15746
   841
wenzelm@16597
   842
val add_trfuns = gen_add_trfuns Syntax.extend_trfuns Syntax.non_typed_tr';
wenzelm@16597
   843
val add_trfunsT = gen_add_trfunsT Syntax.extend_trfuns;
wenzelm@16597
   844
val add_advanced_trfuns = gen_add_trfuns Syntax.extend_advanced_trfuns Syntax.non_typed_tr'';
wenzelm@16597
   845
val add_advanced_trfunsT = gen_add_trfunsT Syntax.extend_advanced_trfuns;
wenzelm@14645
   846
wenzelm@15746
   847
end;
wenzelm@15746
   848
wenzelm@16597
   849
val add_tokentrfuns = map_syn o Syntax.extend_tokentrfuns;
wenzelm@16442
   850
fun add_mode_tokentrfuns m = add_tokentrfuns o map (fn (s, f) => (m, s, f));
wenzelm@14645
   851
wenzelm@14645
   852
wenzelm@17102
   853
(* compile translation functions *)
wenzelm@17102
   854
wenzelm@17102
   855
local
wenzelm@17102
   856
wenzelm@17102
   857
fun advancedT false = ""
wenzelm@18857
   858
  | advancedT true = "Context.generic -> ";
wenzelm@17102
   859
wenzelm@17102
   860
fun advancedN false = ""
wenzelm@17102
   861
  | advancedN true = "advanced_";
wenzelm@17102
   862
wenzelm@17102
   863
in
wenzelm@17102
   864
wenzelm@17102
   865
fun parse_ast_translation (a, txt) =
wenzelm@17102
   866
  txt |> Context.use_let ("val parse_ast_translation: (string * (" ^ advancedT a ^
wenzelm@17102
   867
      "Syntax.ast list -> Syntax.ast)) list")
wenzelm@17102
   868
    ("Sign.add_" ^ advancedN a ^ "trfuns (parse_ast_translation, [], [], [])");
wenzelm@17102
   869
wenzelm@17102
   870
fun parse_translation (a, txt) =
wenzelm@17102
   871
  txt |> Context.use_let ("val parse_translation: (string * (" ^ advancedT a ^
wenzelm@17102
   872
      "term list -> term)) list")
wenzelm@17102
   873
    ("Sign.add_" ^ advancedN a ^ "trfuns ([], parse_translation, [], [])");
wenzelm@17102
   874
wenzelm@17102
   875
fun print_translation (a, txt) =
wenzelm@17102
   876
  txt |> Context.use_let ("val print_translation: (string * (" ^ advancedT a ^
wenzelm@17102
   877
      "term list -> term)) list")
wenzelm@17102
   878
    ("Sign.add_" ^ advancedN a ^ "trfuns ([], [], print_translation, [])");
wenzelm@17102
   879
wenzelm@17102
   880
fun print_ast_translation (a, txt) =
wenzelm@17102
   881
  txt |> Context.use_let ("val print_ast_translation: (string * (" ^ advancedT a ^
wenzelm@17102
   882
      "Syntax.ast list -> Syntax.ast)) list")
wenzelm@17102
   883
    ("Sign.add_" ^ advancedN a ^ "trfuns ([], [], [], print_ast_translation)");
wenzelm@17102
   884
wenzelm@17102
   885
fun typed_print_translation (a, txt) =
wenzelm@17102
   886
  txt |> Context.use_let ("val typed_print_translation: (string * (" ^ advancedT a ^
wenzelm@17102
   887
      "bool -> typ -> term list -> term)) list")
wenzelm@17102
   888
    ("Sign.add_" ^ advancedN a ^ "trfunsT typed_print_translation");
wenzelm@17102
   889
wenzelm@17102
   890
val token_translation =
wenzelm@17102
   891
  Context.use_let "val token_translation: (string * string * (string -> string * real)) list"
wenzelm@17102
   892
    "Sign.add_tokentrfuns token_translation";
wenzelm@17102
   893
wenzelm@17102
   894
end;
wenzelm@17102
   895
wenzelm@17102
   896
wenzelm@19258
   897
(* translation rules *)
wenzelm@4619
   898
wenzelm@19258
   899
fun gen_trrules f args thy = thy |> map_syn (fn syn =>
wenzelm@16442
   900
  let val rules = map (Syntax.map_trrule (apfst (intern_type thy))) args
wenzelm@19258
   901
  in f (Context.Theory thy) (is_logtype thy) syn rules syn end);
wenzelm@8725
   902
wenzelm@19258
   903
val add_trrules = gen_trrules Syntax.extend_trrules;
wenzelm@19258
   904
val del_trrules = gen_trrules Syntax.remove_trrules;
wenzelm@16597
   905
val add_trrules_i = map_syn o Syntax.extend_trrules_i;
wenzelm@19258
   906
val del_trrules_i = map_syn o Syntax.remove_trrules_i;
wenzelm@386
   907
wenzelm@386
   908
wenzelm@16337
   909
(* modify naming *)
wenzelm@6546
   910
wenzelm@19054
   911
val add_path        = map_naming o NameSpace.add_path;
wenzelm@19054
   912
val no_base_names   = map_naming NameSpace.no_base_names;
wenzelm@19054
   913
val qualified_names = map_naming NameSpace.qualified_names;
wenzelm@19054
   914
val sticky_prefix   = map_naming o NameSpace.sticky_prefix;
wenzelm@19054
   915
val set_policy      = map_naming o NameSpace.set_policy;
wenzelm@19054
   916
val restore_naming  = map_naming o K o naming_of;
wenzelm@6546
   917
wenzelm@19013
   918
val parent_path   = add_path "..";
wenzelm@19013
   919
val root_path     = add_path "/";
wenzelm@19013
   920
val absolute_path = add_path "//";
wenzelm@16442
   921
wenzelm@16442
   922
fun local_path thy = thy |> root_path |> add_path (Context.theory_name thy);
wenzelm@16442
   923
wenzelm@6546
   924
wenzelm@16337
   925
(* hide names *)
wenzelm@386
   926
wenzelm@16442
   927
fun hide_classes b xs thy = thy |> map_tsig (Type.hide_classes b (map (intern_class thy) xs));
wenzelm@16368
   928
val hide_classes_i = map_tsig oo Type.hide_classes;
wenzelm@16442
   929
fun hide_types b xs thy = thy |> map_tsig (Type.hide_types b (map (intern_type thy) xs));
wenzelm@16368
   930
val hide_types_i = map_tsig oo Type.hide_types;
wenzelm@18062
   931
fun hide_consts b xs thy = thy |> map_consts (fold (Consts.hide b o intern_const thy) xs);
wenzelm@18062
   932
val hide_consts_i = map_consts oo (fold o Consts.hide);
wenzelm@386
   933
wenzelm@17343
   934
local
wenzelm@17343
   935
wenzelm@17343
   936
val kinds =
wenzelm@17343
   937
 [("class", (intern_class, can o certify_class, hide_classes_i)),
wenzelm@17343
   938
  ("type", (intern_type, declared_tyname, hide_types_i)),
wenzelm@17343
   939
  ("const", (intern_const, declared_const, hide_consts_i))];
wenzelm@17343
   940
wenzelm@17343
   941
fun gen_hide int b (kind, xnames) thy =
wenzelm@17343
   942
  (case AList.lookup (op =) kinds kind of
wenzelm@17343
   943
    SOME (intern, check, hide) =>
wenzelm@17343
   944
      let
wenzelm@17343
   945
        val names = if int then map (intern thy) xnames else xnames;
wenzelm@17343
   946
        val bads = filter_out (check thy) names;
wenzelm@17343
   947
      in
wenzelm@17343
   948
        if null bads then hide b names thy
wenzelm@17343
   949
        else error ("Attempt to hide undeclared item(s): " ^ commas_quote bads)
wenzelm@17343
   950
      end
wenzelm@17343
   951
  | NONE => error ("Bad name space specification: " ^ quote kind));
wenzelm@17343
   952
wenzelm@17343
   953
in
wenzelm@17343
   954
wenzelm@17343
   955
val hide_names = gen_hide true;
wenzelm@17343
   956
val hide_names_i = gen_hide false;
wenzelm@17343
   957
clasohm@0
   958
end;
wenzelm@17343
   959
wenzelm@17343
   960
end;