src/Pure/Isar/locale.ML
author ballarin
Thu, 24 Mar 2005 17:03:37 +0100
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child 15696 1da4ce092c0b
permissions -rw-r--r--
Further work on interpretation commands. New command `interpret' for interpretation in proof contexts.
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(*  Title:      Pure/Isar/locale.ML
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    ID:         $Id$
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    Author:     Clemens Ballarin, TU Muenchen; Markus Wenzel, LMU/TU Muenchen
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Locales -- Isar proof contexts as meta-level predicates, with local
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syntax and implicit structures.
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Draws some basic ideas from Florian Kammueller's original version of
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locales, but uses the richer infrastructure of Isar instead of the raw
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meta-logic.  Furthermore, we provide structured import of contexts
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(with merge and rename operations), as well as type-inference of the
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signature parts, and predicate definitions of the specification text.
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See also:
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[1] Clemens Ballarin. Locales and Locale Expressions in Isabelle/Isar.
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    In Stefano Berardi et al., Types for Proofs and Programs: International
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    Workshop, TYPES 2003, Torino, Italy, LNCS 3085, pages 34-50, 2004.
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*)
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signature LOCALE =
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sig
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  type context
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  type multi_attribute
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  (* Constructors for elem, expr and elem_expr are
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     currently only used for inputting locales (outer_parse.ML). *)
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  datatype ('typ, 'term, 'fact, 'att) elem =
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    Assumes of ((string * 'att list) * ('term * ('term list * 'term list)) list) list |
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    Defines of ((string * 'att list) * ('term * 'term list)) list |
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    Notes of ((string * 'att list) * ('fact * 'att list) list) list
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  datatype expr =
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    Locale of string |
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    Rename of expr * string option list |
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    Merge of expr list
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  val empty: expr
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  datatype 'a elem_expr = Elem of 'a | Expr of expr
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  (* Abstract interface to locales *)
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  type 'att element
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  type 'att element_i
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  type locale
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  val intern: Sign.sg -> xstring -> string
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  val cond_extern: Sign.sg -> string -> xstring
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  val the_locale: theory -> string -> locale
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  val map_attrib_element: ('att -> multi_attribute) -> 'att element ->
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    multi_attribute element
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  val map_attrib_element_i: ('att -> multi_attribute) -> 'att element_i ->
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    multi_attribute element_i
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  val map_attrib_elem_or_expr: ('att -> multi_attribute) ->
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    'att element elem_expr -> multi_attribute element elem_expr
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  val map_attrib_elem_or_expr_i: ('att -> multi_attribute) ->
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    'att element_i elem_expr -> multi_attribute element_i elem_expr
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  (* Processing of locale statements *)
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  val read_context_statement: xstring option ->
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    multi_attribute element elem_expr list ->
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    (string * (string list * string list)) list list -> context ->
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    string option * (cterm list * cterm list) * context * context * 
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      (term * (term list * term list)) list list
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  val cert_context_statement: string option ->
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    multi_attribute element_i elem_expr list ->
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    (term * (term list * term list)) list list -> context ->
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    string option * (cterm list * cterm list) * context * context *
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      (term * (term list * term list)) list list
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  (* Diagnostic functions *)
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  val print_locales: theory -> unit
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  val print_locale: theory -> expr -> multi_attribute element list -> unit
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  val print_global_registrations: string -> theory -> unit
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  val print_local_registrations: string -> context -> unit
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  val add_locale: bool -> bstring -> expr -> multi_attribute element list -> theory -> theory
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  val add_locale_i: bool -> bstring -> expr -> multi_attribute element_i list
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    -> theory -> theory
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  val smart_note_thmss: string -> (string * 'a) option ->
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    ((bstring * theory attribute list) * (thm list * theory attribute list) list) list ->
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    theory -> theory * (bstring * thm list) list
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  val note_thmss: string -> xstring ->
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    ((bstring * multi_attribute list) * (thmref * multi_attribute list) list) list ->
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    theory -> theory * (bstring * thm list) list
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  val note_thmss_i: string -> string ->
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    ((bstring * multi_attribute list) * (thm list * multi_attribute list) list) list ->
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    theory -> theory * (bstring * thm list) list
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  val add_thmss: string -> ((string * thm list) * multi_attribute list) list ->
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    theory * context -> (theory * context) * (string * thm list) list
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  (* Locale interpretation *)
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  val instantiate: string -> string * context attribute list
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    -> thm list option -> context -> context
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  val prep_global_registration:
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    string * theory attribute list -> expr -> string option list -> theory ->
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    theory * ((string * term list) * term list) list * (theory -> theory)
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  val prep_local_registration:
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    string * context attribute list -> expr -> string option list -> context ->
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    context * ((string * term list) * term list) list * (context -> context)
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  val add_global_witness:
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    string * term list -> thm -> theory -> theory
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  val add_local_witness:
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    string * term list -> thm -> context -> context
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  (* Theory setup for locales *)
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  val setup: (theory -> theory) list
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end;
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structure Locale: LOCALE =
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struct
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(** locale elements and expressions **)
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type context = ProofContext.context;
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(* Locales store theory attributes (for activation in theories)
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   and context attributes (for activation in contexts) *)
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type multi_attribute = theory attribute * context attribute;
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datatype ('typ, 'term, 'fact, 'att) elem =
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  Fixes of (string * 'typ option * mixfix option) list |
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  Assumes of ((string * 'att list) * ('term * ('term list * 'term list)) list) list |
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  Defines of ((string * 'att list) * ('term * 'term list)) list |
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  Notes of ((string * 'att list) * ('fact * 'att list) list) list;
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datatype expr =
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  Locale of string |
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  Rename of expr * string option list |
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  Merge of expr list;
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val empty = Merge [];
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datatype 'a elem_expr =
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  Elem of 'a | Expr of expr;
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type 'att element = (string, string, thmref, 'att) elem;
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type 'att element_i = (typ, term, thm list, 'att) elem;
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type locale =
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 {predicate: cterm list * thm list,
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    (* CB: For old-style locales with "(open)" this entry is ([], []).
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       For new-style locales, which declare predicates, if the locale declares
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       no predicates, this is also ([], []).
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       If the locale declares predicates, the record field is
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       ([statement], axioms), where statement is the locale predicate applied
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       to the (assumed) locale parameters.  Axioms contains the projections
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       from the locale predicate to the normalised assumptions of the locale
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       (cf. [1], normalisation of locale expressions.)
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    *)
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  import: expr,                                       (*dynamic import*)
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  elems: (multi_attribute element_i * stamp) list,    (*static content*)
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  params: (string * typ option) list * string list}   (*all/local params*)
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(** theory data **)
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structure Termlisttab = TableFun(type key = term list
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  val ord = Library.list_ord Term.term_ord);
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structure GlobalLocalesArgs =
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struct
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  val name = "Isar/locales";
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  type T = NameSpace.T * locale Symtab.table *
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      ((string * theory attribute list) * thm list) Termlisttab.table
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        Symtab.table;
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    (* 1st entry: locale namespace,
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       2nd entry: locales of the theory,
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       3rd entry: registrations: theorems instantiating locale assumptions,
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         with prefix and attributes, indexed by locale name and parameter
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         instantiation *)
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  val empty = (NameSpace.empty, Symtab.empty, Symtab.empty);
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  val copy = I;
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  val prep_ext = I;
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  fun join_locs ({predicate, import, elems, params}: locale,
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      {elems = elems', ...}: locale) =
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    SOME {predicate = predicate, import = import,
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      elems = gen_merge_lists eq_snd elems elems',
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      params = params};
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  (* joining of registrations: prefix and attributes of left theory,
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     thmsss are equal *)
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  fun join_regs (reg, _) = SOME reg;
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  fun merge ((space1, locs1, regs1), (space2, locs2, regs2)) =
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    (NameSpace.merge (space1, space2), Symtab.join join_locs (locs1, locs2),
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     Symtab.join (SOME o Termlisttab.join join_regs) (regs1, regs2));
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  fun print _ (space, locs, _) =
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    Pretty.strs ("locales:" :: map (NameSpace.cond_extern space o #1) (Symtab.dest locs))
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    |> Pretty.writeln;
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end;
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structure GlobalLocalesData = TheoryDataFun(GlobalLocalesArgs);
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(** context data **)
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structure LocalLocalesArgs =
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struct
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  val name = "Isar/locales";
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  type T = ((string * context attribute list) * thm list) Termlisttab.table
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           Symtab.table;
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    (* registrations: theorems instantiating locale assumptions,
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         with prefix and attributes, indexed by locale name and parameter
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         instantiation *)
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  fun init _ = Symtab.empty;
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  fun print _ _ = ();
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end;
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structure LocalLocalesData = ProofDataFun(LocalLocalesArgs);
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(* access locales *)
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val print_locales = GlobalLocalesData.print;
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val intern = NameSpace.intern o #1 o GlobalLocalesData.get_sg;
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val cond_extern = NameSpace.cond_extern o #1 o GlobalLocalesData.get_sg;
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fun declare_locale name =
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  GlobalLocalesData.map (fn (space, locs, regs) =>
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    (NameSpace.extend (space, [name]), locs, regs));
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fun put_locale name loc =
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  GlobalLocalesData.map (fn (space, locs, regs) =>
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    (space, Symtab.update ((name, loc), locs), regs));
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fun get_locale thy name = Symtab.lookup (#2 (GlobalLocalesData.get thy), name);
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fun the_locale thy name =
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  (case get_locale thy name of
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    SOME loc => loc
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  | NONE => error ("Unknown locale " ^ quote name));
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(* access registrations *)
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(* retrieve registration from theory or context *)
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fun gen_get_registration get thy_ctxt (name, ps) =
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  case Symtab.lookup (get thy_ctxt, name) of
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      NONE => NONE
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    | SOME tab => Termlisttab.lookup (tab, ps);
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val get_global_registration =
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     gen_get_registration (#3 o GlobalLocalesData.get);
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val get_local_registration =
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     gen_get_registration LocalLocalesData.get;
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val test_global_registration = isSome oo get_global_registration;
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val test_local_registration = isSome oo get_local_registration;
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fun smart_test_registration ctxt id =
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  let
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    val thy = ProofContext.theory_of ctxt;
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  in
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    test_global_registration thy id orelse test_local_registration ctxt id
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  end;
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(* add registration to theory or context, ignored if already present *)
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fun gen_put_registration map (name, ps) attn =
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  map (fn regs =>
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      let
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        val tab = getOpt (Symtab.lookup (regs, name), Termlisttab.empty);
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      in
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        Symtab.update ((name, Termlisttab.update_new ((ps, (attn, [])), tab)),
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          regs)
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      end handle Termlisttab.DUP _ => regs);
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val put_global_registration =
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     gen_put_registration (fn f =>
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       GlobalLocalesData.map (fn (space, locs, regs) =>
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         (space, locs, f regs)));
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val put_local_registration = gen_put_registration LocalLocalesData.map;
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fun smart_put_registration id attn ctxt =
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  (* ignore registration if already present in theory *)
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     let
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       val thy = ProofContext.theory_of ctxt;
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     in case get_global_registration thy id of
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          NONE => put_local_registration id attn ctxt
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        | SOME _ => ctxt
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     end;
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(* add witness theorem to registration in theory or context,
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   ignored if registration not present *)
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fun gen_add_witness map (name, ps) thm =
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  map (fn regs =>
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      let
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        val tab = valOf (Symtab.lookup (regs, name));
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        val (x, thms) = valOf (Termlisttab.lookup (tab, ps));
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      in
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        Symtab.update ((name, Termlisttab.update ((ps, (x, thm::thms)), tab)),
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          regs)
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      end handle Option => regs);
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val add_global_witness =
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     gen_add_witness (fn f =>
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       GlobalLocalesData.map (fn (space, locs, regs) =>
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         (space, locs, f regs)));
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val add_local_witness = gen_add_witness LocalLocalesData.map;
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(* import hierarchy
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   implementation could be more efficient, eg. by maintaining a database
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   of dependencies *)
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fun imports thy (upper, lower) =
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  let
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    val sign = sign_of thy;
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    fun imps (Locale name) low = (name = low) orelse
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      (case get_locale thy name of
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           NONE => false
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         | SOME {import, ...} => imps import low)
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      | imps (Rename (expr, _)) low = imps expr low
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      | imps (Merge es) low = exists (fn e => imps e low) es;
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  in
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    imps (Locale (intern sign upper)) (intern sign lower)
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  end;
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(* printing of registrations *)
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   323
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   324
fun gen_print_registrations get_regs get_sign msg loc thy_ctxt =
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8665d08085df First version of global registration command.
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   325
  let
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   326
    val sg = get_sign thy_ctxt;
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    val loc_int = intern sg loc;
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   328
    val regs = get_regs thy_ctxt;
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    val prt_term = Pretty.quote o Sign.pretty_term sg;
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    fun prt_inst (ts, ((prfx, _), thms)) =
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   331
      Pretty.block [Pretty.str prfx, Pretty.str ":", Pretty.brk 1,
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484178635bd8 Further work on interpretation commands. New command `interpret' for
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   332
        Pretty.list "(" ")" (map prt_term ts)];
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   333
    val loc_regs = Symtab.lookup (regs, loc_int);
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   334
  in
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   335
    (case loc_regs of
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484178635bd8 Further work on interpretation commands. New command `interpret' for
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        NONE => Pretty.str ("No interpretations in " ^ msg ^ ".")
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      | SOME r => Pretty.big_list ("Interpretations in " ^ msg ^ ":")
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   338
          (map prt_inst (Termlisttab.dest r)))
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   339
    |> Pretty.writeln
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   340
  end;
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   341
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   342
val print_global_registrations =
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   343
     gen_print_registrations (#3 o GlobalLocalesData.get)
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   344
       Theory.sign_of "theory";
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   345
val print_local_registrations' =
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   346
     gen_print_registrations LocalLocalesData.get
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   347
       ProofContext.sign_of "context";
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   348
fun print_local_registrations loc ctxt =
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   349
  (print_global_registrations loc (ProofContext.theory_of ctxt);
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   350
   print_local_registrations' loc ctxt);
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8665d08085df First version of global registration command.
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   352
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(* diagnostics *)
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7fb9840d358d beginnings of actual locale expressions;
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   354
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fun err_in_locale ctxt msg ids =
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   356
  let
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   357
    val sign = ProofContext.sign_of ctxt;
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   358
    fun prt_id (name, parms) =
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   359
      [Pretty.block (Pretty.breaks (map Pretty.str (cond_extern sign name :: parms)))];
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   360
    val prt_ids = List.concat (separate [Pretty.str " +", Pretty.brk 1] (map prt_id ids));
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9e7f72e25022 beginning support for type instantiation;
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   361
    val err_msg =
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   362
      if forall (equal "" o #1) ids then msg
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9e7f72e25022 beginning support for type instantiation;
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   363
      else msg ^ "\n" ^ Pretty.string_of (Pretty.block
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   364
        (Pretty.str "The error(s) above occurred in locale:" :: Pretty.brk 1 :: prt_ids));
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   365
  in raise ProofContext.CONTEXT (err_msg, ctxt) end;
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4c16bdee47d4 added add_locale(_i) and store_thm;
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   366
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
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   367
(* Version for identifiers with axioms *)
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   368
09d78ec709c7 Modified locales: improved implementation of "includes".
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   369
fun err_in_locale' ctxt msg ids' = err_in_locale ctxt msg (map fst ids');
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   371
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d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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   372
(** primitives **)
12046
a404358fd965 locale elements;
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   373
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   374
(* renaming *)
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6f2acf10e2a2 locale expressions;
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   375
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8d8c70b41bab Move towards standard functions.
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   376
fun rename ren x = getOpt (assoc_string (ren, x), x);
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6f2acf10e2a2 locale expressions;
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   377
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   378
fun rename_term ren (Free (x, T)) = Free (rename ren x, T)
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   379
  | rename_term ren (t $ u) = rename_term ren t $ rename_term ren u
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   380
  | rename_term ren (Abs (x, T, t)) = Abs (x, T, rename_term ren t)
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   381
  | rename_term _ a = a;
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   382
6f2acf10e2a2 locale expressions;
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diff changeset
   383
fun rename_thm ren th =
6f2acf10e2a2 locale expressions;
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diff changeset
   384
  let
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parents: 12143
diff changeset
   385
    val {sign, hyps, prop, maxidx, ...} = Thm.rep_thm th;
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   386
    val cert = Thm.cterm_of sign;
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8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   387
    val (xs, Ts) = Library.split_list (Library.foldl Term.add_frees ([], prop :: hyps));
12263
6f2acf10e2a2 locale expressions;
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parents: 12143
diff changeset
   388
    val xs' = map (rename ren) xs;
6f2acf10e2a2 locale expressions;
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parents: 12143
diff changeset
   389
    fun cert_frees names = map (cert o Free) (names ~~ Ts);
6f2acf10e2a2 locale expressions;
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parents: 12143
diff changeset
   390
    fun cert_vars names = map (cert o Var o apfst (rpair (maxidx + 1))) (names ~~ Ts);
6f2acf10e2a2 locale expressions;
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diff changeset
   391
  in
6f2acf10e2a2 locale expressions;
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parents: 12143
diff changeset
   392
    if xs = xs' then th
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   393
    else
6f2acf10e2a2 locale expressions;
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parents: 12143
diff changeset
   394
      th
6f2acf10e2a2 locale expressions;
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parents: 12143
diff changeset
   395
      |> Drule.implies_intr_list (map cert hyps)
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parents: 12143
diff changeset
   396
      |> Drule.forall_intr_list (cert_frees xs)
6f2acf10e2a2 locale expressions;
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parents: 12143
diff changeset
   397
      |> Drule.forall_elim_list (cert_vars xs)
6f2acf10e2a2 locale expressions;
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parents: 12143
diff changeset
   398
      |> Thm.instantiate ([], cert_vars xs ~~ cert_frees xs')
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   399
      |> (fn th' => Drule.implies_elim_list th' (map (Thm.assume o cert o rename_term ren) hyps))
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   400
  end;
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   401
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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parents: 12514
diff changeset
   402
fun rename_elem ren (Fixes fixes) = Fixes (fixes |> map (fn (x, T, mx) =>
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   403
      let val x' = rename ren x in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   404
        if x = x' then (x, T, mx)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   405
        else (x', T, if mx = NONE then mx else SOME Syntax.NoSyn)    (*drop syntax*)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   406
      end))
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   407
  | rename_elem ren (Assumes asms) = Assumes (map (apsnd (map (fn (t, (ps, qs)) =>
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   408
      (rename_term ren t, (map (rename_term ren) ps, map (rename_term ren) qs))))) asms)
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   409
  | rename_elem ren (Defines defs) = Defines (map (apsnd (fn (t, ps) =>
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   410
      (rename_term ren t, map (rename_term ren) ps))) defs)
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   411
  | rename_elem ren (Notes facts) = Notes (map (apsnd (map (apfst (map (rename_thm ren))))) facts);
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   412
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   413
fun rename_facts prfx elem =
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   414
  let
12323
e151ee6e820f qualify_elem: do not qualify empty names ("");
wenzelm
parents: 12307
diff changeset
   415
    fun qualify (arg as ((name, atts), x)) =
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   416
      if prfx = "" orelse name = "" then arg
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   417
      else ((NameSpace.pack [prfx, name], atts), x);
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   418
  in
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   419
    (case elem of
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   420
      Fixes fixes => Fixes fixes
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   421
    | Assumes asms => Assumes (map qualify asms)
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   422
    | Defines defs => Defines (map qualify defs)
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   423
    | Notes facts => Notes (map qualify facts))
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   424
  end;
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   425
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   426
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   427
(* type instantiation *)
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   428
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   429
fun inst_type [] T = T
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   430
  | inst_type env T = Term.map_type_tfree (fn v => getOpt (assoc (env, v), TFree v)) T;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   431
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   432
fun inst_term [] t = t
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   433
  | inst_term env t = Term.map_term_types (inst_type env) t;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   434
13211
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   435
fun inst_thm _ [] th = th
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   436
  | inst_thm ctxt env th =
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   437
      let
13211
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   438
        val sign = ProofContext.sign_of ctxt;
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   439
        val cert = Thm.cterm_of sign;
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   440
        val certT = Thm.ctyp_of sign;
13211
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   441
        val {hyps, prop, maxidx, ...} = Thm.rep_thm th;
15574
b1d1b5bfc464 Removed practically all references to Library.foldr.
skalberg
parents: 15570
diff changeset
   442
        val tfrees = foldr Term.add_term_tfree_names [] (prop :: hyps);
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   443
        val env' = List.filter (fn ((a, _), _) => a mem_string tfrees) env;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   444
      in
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   445
        if null env' then th
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   446
        else
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   447
          th
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   448
          |> Drule.implies_intr_list (map cert hyps)
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   449
          |> Drule.tvars_intr_list (map (#1 o #1) env')
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   450
          |> (fn (th', al) => th' |>
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   451
            Thm.instantiate ((map (fn ((a, _), T) => (valOf (assoc (al, a)), certT T)) env'), []))
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   452
          |> (fn th'' => Drule.implies_elim_list th''
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   453
              (map (Thm.assume o cert o inst_term env') hyps))
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   454
      end;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   455
13211
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   456
fun inst_elem _ env (Fixes fixes) =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   457
      Fixes (map (fn (x, T, mx) => (x, Option.map (inst_type env) T, mx)) fixes)
13211
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   458
  | inst_elem _ env (Assumes asms) = Assumes (map (apsnd (map (fn (t, (ps, qs)) =>
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   459
      (inst_term env t, (map (inst_term env) ps, map (inst_term env) qs))))) asms)
13211
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   460
  | inst_elem _ env (Defines defs) = Defines (map (apsnd (fn (t, ps) =>
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   461
      (inst_term env t, map (inst_term env) ps))) defs)
13211
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   462
  | inst_elem ctxt env (Notes facts) =
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   463
      Notes (map (apsnd (map (apfst (map (inst_thm ctxt env))))) facts);
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   464
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   465
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   466
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   467
(** structured contexts: rename + merge + implicit type instantiation **)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   468
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   469
(* parameter types *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   470
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   471
(* CB: frozen_tvars has the following type:
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   472
  ProofContext.context -> Term.typ list -> (Term.indexname * Term.typ) list *)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   473
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   474
fun frozen_tvars ctxt Ts =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   475
  let
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   476
    val tvars = rev (Library.foldl Term.add_tvarsT ([], Ts));
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   477
    val tfrees = map TFree
14695
9c78044b99c3 improved Term.invent_names;
wenzelm
parents: 14643
diff changeset
   478
      (Term.invent_names (ProofContext.used_types ctxt) "'a" (length tvars) ~~ map #2 tvars);
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   479
  in map #1 tvars ~~ tfrees end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   480
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   481
fun unify_frozen ctxt maxidx Ts Us =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   482
  let
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   483
    fun paramify (i, NONE) = (i, NONE)
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   484
      | paramify (i, SOME T) = apsnd SOME (TypeInfer.paramify_dummies (i, T));
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   485
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   486
    val (maxidx', Ts') = foldl_map paramify (maxidx, Ts);
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   487
    val (maxidx'', Us') = foldl_map paramify (maxidx', Us);
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   488
    val tsig = Sign.tsig_of (ProofContext.sign_of ctxt);
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   489
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   490
    fun unify (env, (SOME T, SOME U)) = (Type.unify tsig env (U, T)
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   491
          handle Type.TUNIFY =>
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   492
            raise TYPE ("unify_frozen: failed to unify types", [U, T], []))
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   493
      | unify (env, _) = env;
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   494
    val (unifier, _) = Library.foldl unify ((Vartab.empty, maxidx''), Ts' ~~ Us');
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   495
    val Vs = map (Option.map (Envir.norm_type unifier)) Us';
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   496
    val unifier' = Vartab.extend (unifier, frozen_tvars ctxt (List.mapPartial I Vs));
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   497
  in map (Option.map (Envir.norm_type unifier')) Vs end;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   498
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   499
fun params_of elemss = gen_distinct eq_fst (List.concat (map (snd o fst) elemss));
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   500
fun params_of' elemss = gen_distinct eq_fst (List.concat (map (snd o fst o fst) elemss));
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   501
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   502
(* CB: param_types has the following type:
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   503
  ('a * 'b option) list -> ('a * 'b) list *)
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   504
fun param_types ps = List.mapPartial (fn (_, NONE) => NONE | (x, SOME T) => SOME (x, T)) ps;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   505
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   506
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   507
(* flatten expressions *)
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   508
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   509
local
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   510
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   511
(* CB: OUTDATED unique_parms has the following type:
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   512
     'a ->
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   513
     (('b * (('c * 'd) list * Symtab.key list)) * 'e) list ->
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   514
     (('b * ('c * 'd) list) * 'e) list  *)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   515
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   516
fun unique_parms ctxt elemss =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   517
  let
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   518
    val param_decls =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   519
      List.concat (map (fn (((name, (ps, qs)), _), _) => map (rpair (name, ps)) qs) elemss)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   520
      |> Symtab.make_multi |> Symtab.dest;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   521
  in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   522
    (case find_first (fn (_, ids) => length ids > 1) param_decls of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   523
      SOME (q, ids) => err_in_locale ctxt ("Multiple declaration of parameter " ^ quote q)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   524
          (map (apsnd (map fst)) ids)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   525
    | NONE => map (apfst (apfst (apsnd #1))) elemss)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   526
  end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   527
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   528
(* CB: unify_parms has the following type:
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   529
     ProofContext.context ->
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   530
     (string * Term.typ) list ->
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   531
     (string * Term.typ option) list list ->
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   532
     ((string * Term.sort) * Term.typ) list list *)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   533
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   534
fun unify_parms ctxt fixed_parms raw_parmss =
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   535
  let
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   536
    val sign = ProofContext.sign_of ctxt;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   537
    val tsig = Sign.tsig_of sign;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   538
    val maxidx = length raw_parmss;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   539
    val idx_parmss = (0 upto maxidx - 1) ~~ raw_parmss;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   540
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   541
    fun varify i = Term.map_type_tfree (fn (a, S) => TVar ((a, i), S));
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   542
    fun varify_parms (i, ps) = map (apsnd (varify i)) (param_types ps);
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   543
    val parms = fixed_parms @ List.concat (map varify_parms idx_parmss);
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   544
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   545
    fun unify T ((env, maxidx), U) =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   546
      Type.unify tsig (env, maxidx) (U, T)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   547
      handle Type.TUNIFY =>
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   548
        let val prt = Sign.string_of_typ sign
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   549
        in raise TYPE ("unify_parms: failed to unify types " ^
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   550
          prt U ^ " and " ^ prt T, [U, T], [])
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   551
        end
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   552
    fun unify_list (envir, T :: Us) = Library.foldl (unify T) (envir, Us)
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   553
      | unify_list (envir, []) = envir;
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   554
    val (unifier, _) = Library.foldl unify_list
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   555
      ((Vartab.empty, maxidx), map #2 (Symtab.dest (Symtab.make_multi parms)));
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   556
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   557
    val parms' = map (apsnd (Envir.norm_type unifier)) (gen_distinct eq_fst parms);
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   558
    val unifier' = Vartab.extend (unifier, frozen_tvars ctxt (map #2 parms'));
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   559
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   560
    fun inst_parms (i, ps) =
15574
b1d1b5bfc464 Removed practically all references to Library.foldr.
skalberg
parents: 15570
diff changeset
   561
      foldr Term.add_typ_tfrees [] (List.mapPartial snd ps)
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   562
      |> List.mapPartial (fn (a, S) =>
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   563
          let val T = Envir.norm_type unifier' (TVar ((a, i), S))
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   564
          in if T = TFree (a, S) then NONE else SOME ((a, S), T) end)
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   565
  in map inst_parms idx_parmss end;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   566
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   567
in
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   568
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   569
(* like unify_elemss, but does not touch axioms *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   570
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   571
fun unify_elemss' _ _ [] = []
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   572
  | unify_elemss' _ [] [elems] = [elems]
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   573
  | unify_elemss' ctxt fixed_parms elemss =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   574
      let
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   575
        val envs = unify_parms ctxt fixed_parms (map (#2 o #1 o #1) elemss);
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   576
        fun inst ((((name, ps), axs), elems), env) =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   577
          (((name, map (apsnd (Option.map (inst_type env))) ps),  axs),
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   578
           map (inst_elem ctxt env) elems);
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   579
      in map inst (elemss ~~ envs) end;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   580
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   581
fun unify_elemss _ _ [] = []
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   582
  | unify_elemss _ [] [elems] = [elems]
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   583
  | unify_elemss ctxt fixed_parms elemss =
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   584
      let
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   585
        val envs = unify_parms ctxt fixed_parms (map (#2 o #1 o #1) elemss);
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   586
        fun inst ((((name, ps), axs), elems), env) =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   587
          (((name, map (apsnd (Option.map (inst_type env))) ps), 
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   588
            map (inst_thm ctxt env) axs), map (inst_elem ctxt env) elems);
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   589
      in map inst (elemss ~~ envs) end;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   590
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   591
(* flatten_expr:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   592
   Extend list of identifiers by those new in locale expression expr.
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   593
   Compute corresponding list of lists of locale elements (one entry per
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   594
   identifier).
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   595
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   596
   Identifiers represent locale fragments and are in an extended form:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   597
     ((name, ps), (ax_ps, axs))
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   598
   (name, ps) is the locale name with all its parameters.
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   599
   (ax_ps, axs) is the locale axioms with its parameters;
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   600
     axs are always taken from the top level of the locale hierarchy,
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   601
     hence axioms may contain additional parameters from later fragments:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   602
     ps subset of ax_ps.  axs is either singleton or empty.
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   603
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   604
   Elements are enriched by identifier-like information:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   605
     (((name, ax_ps), axs), elems)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   606
   The parameters in ax_ps are the axiom parameters, but enriched by type
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   607
   info: now each entry is a pair of string and typ option.  Axioms are
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   608
   type-instantiated.
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   609
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   610
*)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   611
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   612
fun flatten_expr ctxt (prev_idents, expr) =
12014
035ab884b9e0 beginnings of new locales (not yet functional);
wenzelm
parents: 11896
diff changeset
   613
  let
035ab884b9e0 beginnings of new locales (not yet functional);
wenzelm
parents: 11896
diff changeset
   614
    val thy = ProofContext.theory_of ctxt;
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   615
    (* thy used for retrieval of locale info,
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   616
       ctxt for error messages, parameter unification and instantiation
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   617
       of axioms *)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   618
    (* TODO: consider err_in_locale with thy argument *)
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   619
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   620
    fun renaming (SOME x :: xs) (y :: ys) = (y, x) :: renaming xs ys
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   621
      | renaming (NONE :: xs) (y :: ys) = renaming xs ys
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   622
      | renaming [] _ = []
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   623
      | renaming xs [] = raise ERROR_MESSAGE ("Too many arguments in renaming: " ^
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   624
          commas (map (fn NONE => "_" | SOME x => quote x) xs));
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   625
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   626
    fun rename_parms top ren ((name, ps), (parms, axs)) =
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   627
      let val ps' = map (rename ren) ps in
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   628
        (case duplicates ps' of [] => ((name, ps'),
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   629
          if top then (map (rename ren) parms, map (rename_thm ren) axs)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   630
          else (parms, axs))
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   631
        | dups => err_in_locale ctxt ("Duplicate parameters: " ^ commas_quote dups) [(name, ps')])
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   632
      end;
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   633
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   634
    fun identify top (Locale name) =
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   635
    (* CB: ids_ax is a list of tuples of the form ((name, ps), axs),
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   636
       where name is a locale name, ps a list of parameter names and axs
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   637
       a list of axioms relating to the identifier, axs is empty unless
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   638
       identify at top level (top = true);
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   639
       parms is accumulated list of parameters *)
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   640
          let
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   641
            val {predicate = (_, axioms), import, params, ...} =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   642
              the_locale thy name;
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   643
            val ps = map #1 (#1 params);
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   644
            val (ids', parms') = identify false import;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   645
                (* acyclic import dependencies *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   646
            val ids'' = ids' @ [((name, ps), ([], []))];
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   647
            val ids_ax = if top then snd
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   648
                 (foldl_map (fn (axs, ((name, parms), _)) => let
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   649
                   val {elems, ...} = the_locale thy name;
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   650
                   val ts = List.concat (List.mapPartial (fn (Assumes asms, _) =>
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   651
                     SOME (List.concat (map (map #1 o #2) asms)) | _ => NONE) elems);
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   652
                   val (axs1, axs2) = splitAt (length ts, axs);
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   653
                 in (axs2, ((name, parms), (ps, axs1))) end) (axioms, ids''))
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   654
               else ids'';
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   655
          in (ids_ax, merge_lists parms' ps) end
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   656
      | identify top (Rename (e, xs)) =
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   657
          let
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   658
            val (ids', parms') = identify top e;
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   659
            val ren = renaming xs parms'
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   660
              handle ERROR_MESSAGE msg => err_in_locale' ctxt msg ids';
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   661
            val ids'' = gen_distinct eq_fst (map (rename_parms top ren) ids');
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   662
            val parms'' = distinct (List.concat (map (#2 o #1) ids''));
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   663
          in (ids'', parms'') end
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   664
      | identify top (Merge es) =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   665
          Library.foldl (fn ((ids, parms), e) => let
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   666
                     val (ids', parms') = identify top e
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   667
                   in (gen_merge_lists eq_fst ids ids',
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   668
                       merge_lists parms parms') end)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   669
            (([], []), es);
12014
035ab884b9e0 beginnings of new locales (not yet functional);
wenzelm
parents: 11896
diff changeset
   670
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   671
    (* CB: enrich identifiers by parameter types and 
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   672
       the corresponding elements (with renamed parameters) *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   673
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   674
    fun eval ((name, xs), axs) =
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   675
      let
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   676
        val {params = (ps, qs), elems, ...} = the_locale thy name;
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   677
        val ren = filter_out (op =) (map #1 ps ~~ xs);
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   678
        val (params', elems') =
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   679
          if null ren then ((ps, qs), map #1 elems)
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   680
          else ((map (apfst (rename ren)) ps, map (rename ren) qs),
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   681
            map (rename_elem ren o #1) elems);
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   682
        val elems'' = map (rename_facts (space_implode "_" xs)) elems';
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   683
      in (((name, params'), axs), elems'') end;
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   684
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   685
    (* compute identifiers, merge with previous ones *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   686
    val idents = gen_rems eq_fst (#1 (identify true expr), prev_idents);
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   687
    (* add types to params, check for unique params and unify them *)
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   688
    val raw_elemss = unique_parms ctxt (map eval idents);
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   689
    val elemss = unify_elemss' ctxt [] raw_elemss;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   690
    (* replace params in ids by params from axioms,
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   691
       adjust types in axioms *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   692
    val all_params' = params_of' elemss;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   693
    val all_params = param_types all_params';
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   694
    val elemss' = map (fn (((name, _), (ps, axs)), elems) =>
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   695
         (((name, map (fn p => (p, assoc (all_params, p))) ps), axs), elems))
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   696
         elemss;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   697
    fun inst_ax th = let
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   698
         val {hyps, prop, ...} = Thm.rep_thm th;
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   699
         val ps = map (apsnd SOME) (Library.foldl Term.add_frees ([], prop :: hyps));
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   700
         val [env] = unify_parms ctxt all_params [ps];
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   701
         val th' = inst_thm ctxt env th;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   702
       in th' end;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   703
    val final_elemss = map (fn ((id, axs), elems) =>
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   704
         ((id, map inst_ax axs), elems)) elemss';
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   705
  in (prev_idents @ idents, final_elemss) end;
12046
a404358fd965 locale elements;
wenzelm
parents: 12014
diff changeset
   706
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   707
end;
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   708
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   709
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   710
(* attributes *)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   711
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   712
local
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   713
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   714
fun read_att attrib (x, srcs) = (x, map attrib srcs)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   715
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   716
(* CB: Map attrib over
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   717
   * A context element: add attrib to attribute lists of assumptions,
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   718
     definitions and facts (on both sides for facts).
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   719
   * Locale expression: no effect. *)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   720
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   721
fun gen_map_attrib_elem _ (Fixes fixes) = Fixes fixes
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   722
  | gen_map_attrib_elem attrib (Assumes asms) = Assumes (map (apfst (read_att attrib)) asms)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   723
  | gen_map_attrib_elem attrib (Defines defs) = Defines (map (apfst (read_att attrib)) defs)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   724
  | gen_map_attrib_elem attrib (Notes facts) =
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   725
      Notes (map (apfst (read_att attrib) o apsnd (map (read_att attrib))) facts)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   726
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   727
fun gen_map_attrib_elem_expr attrib (Elem elem) = Elem (gen_map_attrib_elem attrib elem)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   728
  | gen_map_attrib_elem_expr _ (Expr expr) = Expr expr;
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   729
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   730
in
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   731
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   732
val map_attrib_element = gen_map_attrib_elem;
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   733
val map_attrib_element_i = gen_map_attrib_elem;
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   734
val map_attrib_elem_or_expr = gen_map_attrib_elem_expr;
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   735
val map_attrib_elem_or_expr_i = gen_map_attrib_elem_expr;
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   736
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   737
end;
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   738
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   739
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   740
(* activate elements *)
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   741
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   742
local
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   743
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   744
fun export_axioms axs _ hyps th =
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   745
  th |> Drule.satisfy_hyps axs
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   746
     (* CB: replace meta-hyps, using axs, by a single meta-hyp. *)
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   747
  |> Drule.implies_intr_list (Library.drop (length axs, hyps))
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   748
     (* CB: turn remaining hyps into assumptions. *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   749
  |> Seq.single
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   750
14643
wenzelm
parents: 14564
diff changeset
   751
fun activate_elem _ ((ctxt, axs), Fixes fixes) =
wenzelm
parents: 14564
diff changeset
   752
      ((ctxt |> ProofContext.add_fixes fixes, axs), [])
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   753
  | activate_elem _ ((ctxt, axs), Assumes asms) =
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   754
      let
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   755
        (* extract context attributes *)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   756
        val (Assumes asms) = map_attrib_element_i snd (Assumes asms);
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   757
        val ts = List.concat (map (map #1 o #2) asms);
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   758
        val (ps,qs) = splitAt (length ts, axs);
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
   759
        val (ctxt', _) =
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   760
          ctxt |> ProofContext.fix_frees ts
13629
a46362d2b19b take/drop -> splitAt
nipkow
parents: 13460
diff changeset
   761
          |> ProofContext.assume_i (export_axioms ps) asms;
a46362d2b19b take/drop -> splitAt
nipkow
parents: 13460
diff changeset
   762
      in ((ctxt', qs), []) end
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   763
  | activate_elem _ ((ctxt, axs), Defines defs) =
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   764
      let
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   765
        (* extract context attributes *)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   766
        val (Defines defs) = map_attrib_element_i snd (Defines defs);
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   767
        val (ctxt', _) =
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   768
        ctxt |> ProofContext.assume_i ProofContext.export_def
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   769
          (defs |> map (fn ((name, atts), (t, ps)) =>
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   770
            let val (c, t') = ProofContext.cert_def ctxt t
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   771
            in ((if name = "" then Thm.def_name c else name, atts), [(t', (ps, []))]) end))
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
   772
      in ((ctxt', axs), []) end
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   773
  | activate_elem is_ext ((ctxt, axs), Notes facts) =
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   774
      let
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   775
        (* extract context attributes *)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   776
        val (Notes facts) = map_attrib_element_i snd (Notes facts);
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   777
        val (ctxt', res) = ctxt |> ProofContext.note_thmss_i facts
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
   778
      in ((ctxt', axs), if is_ext then res else []) end;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   779
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   780
fun activate_elems (((name, ps), axs), elems) ctxt =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   781
  let val ((ctxt', _), res) =
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   782
    foldl_map (activate_elem (name = "")) ((ProofContext.qualified true ctxt, axs), elems)
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   783
      handle ProofContext.CONTEXT (msg, ctxt) => err_in_locale ctxt msg [(name, map fst ps)]
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   784
  in (ProofContext.restore_qualified ctxt ctxt', res) end;
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   785
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   786
fun activate_elemss prep_facts = foldl_map (fn (ctxt, (((name, ps), axs), raw_elems)) =>
12834
e5bec3268932 added locale_facts(_i) interface (useful for simple ML proof tools);
wenzelm
parents: 12806
diff changeset
   787
  let
e5bec3268932 added locale_facts(_i) interface (useful for simple ML proof tools);
wenzelm
parents: 12806
diff changeset
   788
    val elems = map (prep_facts ctxt) raw_elems;
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   789
    val (ctxt', res) = apsnd List.concat (activate_elems (((name, ps), axs), elems) ctxt);
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   790
  in (ctxt', (((name, ps), elems), res)) end);
12834
e5bec3268932 added locale_facts(_i) interface (useful for simple ML proof tools);
wenzelm
parents: 12806
diff changeset
   791
12546
wenzelm
parents: 12532
diff changeset
   792
in
wenzelm
parents: 12532
diff changeset
   793
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   794
(* CB: activate_facts prep_facts (ctxt, elemss),
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   795
   where elemss is a list of pairs consisting of identifiers and
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   796
   context elements, extends ctxt by the context elements yielding
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   797
   ctxt' and returns (ctxt', (elemss', facts)).
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   798
   Identifiers in the argument are of the form ((name, ps), axs) and
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   799
   assumptions use the axioms in the identifiers to set up exporters
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   800
   in ctxt'.  elemss' does not contain identifiers and is obtained
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   801
   from elemss and the intermediate context with prep_facts.
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   802
   If get_facts or get_facts_i is used for prep_facts, these also remove
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   803
   the internal/external markers from elemss. *)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   804
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   805
fun activate_facts prep_facts arg =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   806
  apsnd (apsnd List.concat o Library.split_list) (activate_elemss prep_facts arg);
12546
wenzelm
parents: 12532
diff changeset
   807
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   808
end;
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   809
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   810
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   811
(** prepare context elements **)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   812
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   813
(* expressions *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   814
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   815
fun intern_expr sg (Locale xname) = Locale (intern sg xname)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   816
  | intern_expr sg (Merge exprs) = Merge (map (intern_expr sg) exprs)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   817
  | intern_expr sg (Rename (expr, xs)) = Rename (intern_expr sg expr, xs);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   818
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   819
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   820
(* parameters *)
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   821
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   822
local
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   823
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   824
fun prep_fixes prep_vars ctxt fixes =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   825
  let val vars = snd (foldl_map prep_vars (ctxt, map (fn (x, T, _) => ([x], T)) fixes))
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   826
  in map (fn (([x'], T'), (_, _, mx)) => (x', T', mx)) (vars ~~ fixes) end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   827
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   828
in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   829
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   830
fun read_fixes x = prep_fixes ProofContext.read_vars x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   831
fun cert_fixes x = prep_fixes ProofContext.cert_vars x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   832
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   833
end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   834
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   835
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   836
(* propositions and bindings *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   837
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   838
(* CB: an internal (Int) locale element was either imported or included,
15104
ballarin
parents: 15099
diff changeset
   839
   an external (Ext) element appears directly in the locale. *)
ballarin
parents: 15099
diff changeset
   840
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   841
datatype ('a, 'b) int_ext = Int of 'a | Ext of 'b;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   842
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   843
(* flatten (ids, expr) normalises expr (which is either a locale
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   844
   expression or a single context element) wrt.
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   845
   to the list ids of already accumulated identifiers.
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   846
   It returns (ids', elemss) where ids' is an extension of ids
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   847
   with identifiers generated for expr, and elemss is the list of
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   848
   context elements generated from expr.  For details, see flatten_expr.
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   849
   Additionally, for a locale expression, the elems are grouped into a single
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   850
   Int; individual context elements are marked Ext.  In this case, the
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   851
   identifier-like information of the element is as follows:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   852
   - for Fixes: (("", ps), []) where the ps have type info NONE
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   853
   - for other elements: (("", []), []).
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   854
   The implementation of activate_facts relies on identifier names being
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   855
   empty strings for external elements.
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   856
*)
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   857
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   858
fun flatten _ (ids, Elem (Fixes fixes)) =
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   859
      (ids, [((("", map (rpair NONE o #1) fixes), []), Ext (Fixes fixes))])
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   860
  | flatten _ (ids, Elem elem) = (ids, [((("", []), []), Ext elem)])
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   861
  | flatten (ctxt, prep_expr) (ids, Expr expr) =
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   862
      apsnd (map (apsnd Int)) (flatten_expr ctxt (ids, prep_expr expr));
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   863
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   864
local
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   865
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   866
local
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   867
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   868
fun declare_int_elem (ctxt, Fixes fixes) =
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   869
      (ctxt |> ProofContext.add_fixes (map (fn (x, T, mx) =>
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   870
        (x, Option.map (Term.map_type_tfree (TypeInfer.param 0)) T, mx)) fixes), [])
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   871
  | declare_int_elem (ctxt, _) = (ctxt, []);
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   872
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   873
fun declare_ext_elem prep_fixes (ctxt, Fixes fixes) =
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   874
      (ctxt |> ProofContext.add_fixes (prep_fixes ctxt fixes), [])
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   875
  | declare_ext_elem _ (ctxt, Assumes asms) = (ctxt, map #2 asms)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   876
  | declare_ext_elem _ (ctxt, Defines defs) = (ctxt, map (fn (_, (t, ps)) => [(t, (ps, []))]) defs)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   877
  | declare_ext_elem _ (ctxt, Notes facts) = (ctxt, []);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   878
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   879
fun declare_elems prep_fixes (ctxt, (((name, ps), _), elems)) =
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   880
  let val (ctxt', propps) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   881
    (case elems of
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   882
      Int es => foldl_map declare_int_elem (ctxt, es)
12546
wenzelm
parents: 12532
diff changeset
   883
    | Ext e => foldl_map (declare_ext_elem prep_fixes) (ctxt, [e]))
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   884
    handle ProofContext.CONTEXT (msg, ctxt) => err_in_locale ctxt msg [(name, map fst ps)]
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   885
  in (ctxt', propps) end;
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   886
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   887
in
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   888
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   889
(* CB: only called by prep_elemss. *)
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   890
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   891
fun declare_elemss prep_fixes fixed_params raw_elemss ctxt =
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   892
  let
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   893
    (* CB: fix of type bug of goal in target with context elements.
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   894
       Parameters new in context elements must receive types that are
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   895
       distinct from types of parameters in target (fixed_params).  *)
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   896
    val ctxt_with_fixed =
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   897
      ProofContext.declare_terms (map Free fixed_params) ctxt;
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   898
    val int_elemss =
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   899
      raw_elemss
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   900
      |> List.mapPartial (fn (id, Int es) => SOME (id, es) | _ => NONE)
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   901
      |> unify_elemss ctxt_with_fixed fixed_params;
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   902
    val (_, raw_elemss') =
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   903
      foldl_map (fn ((_, es) :: elemss, (id, Int _)) => (elemss, (id, Int es)) | x => x)
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   904
        (int_elemss, raw_elemss);
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   905
  in foldl_map (declare_elems prep_fixes) (ctxt, raw_elemss') end;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   906
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   907
end;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   908
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   909
local
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   910
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   911
(* CB: normalise Assumes and Defines wrt. previous definitions *)
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   912
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   913
val norm_term = Envir.beta_norm oo Term.subst_atomic;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   914
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   915
(* CB: following code (abstract_term, abstract_thm, bind_def)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   916
   used in eval_text for Defines elements. *)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   917
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   918
fun abstract_term eq =    (*assumes well-formedness according to ProofContext.cert_def*)
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   919
  let
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   920
    val body = Term.strip_all_body eq;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   921
    val vars = map Free (Term.rename_wrt_term body (Term.strip_all_vars eq));
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   922
    val (lhs, rhs) = Logic.dest_equals (Term.subst_bounds (vars, body));
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   923
    val (f, xs) = Term.strip_comb lhs;
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   924
    val eq' = Term.list_abs_free (map Term.dest_Free xs, rhs);
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   925
  in (Term.dest_Free f, eq') end;
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   926
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   927
fun abstract_thm sign eq =
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   928
  Thm.assume (Thm.cterm_of sign eq) |> Drule.gen_all |> Drule.abs_def;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   929
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   930
fun bind_def ctxt (name, ps) ((xs, env, ths), eq) =
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   931
  let
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   932
    val ((y, T), b) = abstract_term eq;
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   933
    val b' = norm_term env b;
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   934
    val th = abstract_thm (ProofContext.sign_of ctxt) eq;
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   935
    fun err msg = err_in_locale ctxt (msg ^ ": " ^ quote y) [(name, map fst ps)];
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   936
  in
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   937
    conditional (exists (equal y o #1) xs) (fn () =>
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   938
      err "Attempt to define previously specified variable");
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   939
    conditional (exists (fn (Free (y', _), _) => y = y' | _ => false) env) (fn () =>
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   940
      err "Attempt to redefine variable");
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   941
    (Term.add_frees (xs, b'), (Free (y, T), b') :: env, th :: ths)
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   942
  end;
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   943
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   944
(* CB: for finish_elems (Int and Ext) *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   945
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   946
fun eval_text _ _ _ (text, Fixes _) = text
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   947
  | eval_text _ _ is_ext ((((exts, exts'), (ints, ints')), (xs, env, defs)), Assumes asms) =
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   948
      let
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   949
        val ts = List.concat (map (map #1 o #2) asms);
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   950
        val ts' = map (norm_term env) ts;
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   951
        val spec' =
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   952
          if is_ext then ((exts @ ts, exts' @ ts'), (ints, ints'))
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   953
          else ((exts, exts'), (ints @ ts, ints' @ ts'));
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   954
      in (spec', (Library.foldl Term.add_frees (xs, ts'), env, defs)) end
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   955
  | eval_text ctxt (id, _) _ ((spec, binds), Defines defs) =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   956
      (spec, Library.foldl (bind_def ctxt id) (binds, map (#1 o #2) defs))
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   957
  | eval_text _ _ _ (text, Notes _) = text;
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   958
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   959
(* CB: for finish_elems (Ext) *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   960
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   961
fun closeup _ false elem = elem
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   962
  | closeup ctxt true elem =
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   963
      let
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   964
        fun close_frees t =
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   965
          let val frees = rev (filter_out (ProofContext.is_fixed ctxt o #1)
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   966
            (Term.add_frees ([], t)))
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   967
          in Term.list_all_free (frees, t) end;
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   968
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   969
        fun no_binds [] = []
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   970
          | no_binds _ =
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   971
              raise ProofContext.CONTEXT ("Illegal term bindings in locale element", ctxt);
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   972
      in
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   973
        (case elem of
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   974
          Assumes asms => Assumes (asms |> map (fn (a, propps) =>
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   975
            (a, map (fn (t, (ps, qs)) => (close_frees t, (no_binds ps, no_binds qs))) propps)))
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   976
        | Defines defs => Defines (defs |> map (fn (a, (t, ps)) =>
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   977
            (a, (close_frees (#2 (ProofContext.cert_def ctxt t)), no_binds ps))))
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   978
        | e => e)
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   979
      end;
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   980
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   981
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   982
fun finish_ext_elem parms _ (Fixes fixes, _) = Fixes (map (fn (x, _, mx) =>
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   983
      (x, assoc_string (parms, x), mx)) fixes)
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   984
  | finish_ext_elem _ close (Assumes asms, propp) =
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   985
      close (Assumes (map #1 asms ~~ propp))
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   986
  | finish_ext_elem _ close (Defines defs, propp) =
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   987
      close (Defines (map #1 defs ~~ map (fn [(t, (ps, []))] => (t, ps)) propp))
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   988
  | finish_ext_elem _ _ (Notes facts, _) = Notes facts;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   989
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   990
(* CB: finish_parms introduces type info from parms to identifiers *)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   991
(* CB: only needed for types that have been NONE so far???
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   992
   If so, which are these??? *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   993
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   994
fun finish_parms parms (((name, ps), axs), elems) =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   995
  (((name, map (fn (x, _) => (x, assoc (parms, x))) ps), axs), elems);
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   996
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   997
fun finish_elems ctxt parms _ (text, ((id, Int e), _)) =
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   998
      let
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   999
        val [(id', es)] = unify_elemss ctxt parms [(id, e)];
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1000
        val text' = Library.foldl (eval_text ctxt id' false) (text, es);
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1001
      in (text', (id', map Int es)) end
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1002
  | finish_elems ctxt parms do_close (text, ((id, Ext e), [propp])) =
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1003
      let
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1004
        val e' = finish_ext_elem parms (closeup ctxt do_close) (e, propp);
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1005
        val text' = eval_text ctxt id true (text, e');
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1006
      in (text', (id, [Ext e'])) end;
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1007
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1008
in
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
  1009
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1010
(* CB: only called by prep_elemss *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1011
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1012
fun finish_elemss ctxt parms do_close =
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1013
  foldl_map (apsnd (finish_parms parms) o finish_elems ctxt parms do_close);
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1014
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1015
end;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1016
15127
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1017
(* CB: type inference and consistency checks for locales *)
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1018
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1019
fun prep_elemss prep_fixes prepp do_close context fixed_params raw_elemss raw_concl =
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1020
  let
15127
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1021
    (* CB: contexts computed in the course of this function are discarded.
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1022
       They are used for type inference and consistency checks only. *)
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1023
    (* CB: fixed_params are the parameters (with types) of the target locale,
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1024
       empty list if there is no target. *)
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1025
    (* CB: raw_elemss are list of pairs consisting of identifiers and
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1026
       context elements, the latter marked as internal or external. *)
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1027
    val (raw_ctxt, raw_proppss) = declare_elemss prep_fixes fixed_params raw_elemss context;
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1028
    (* CB: raw_ctxt is context with additional fixed variables derived from
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1029
       the fixes elements in raw_elemss,
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1030
       raw_proppss contains assumptions and definitions from the
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1031
       external elements in raw_elemss. *)
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1032
    val raw_propps = map List.concat raw_proppss;
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1033
    val raw_propp = List.concat raw_propps;
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1034
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1035
    (* CB: add type information from fixed_params to context (declare_terms) *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1036
    (* CB: process patterns (conclusion and external elements only) *)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1037
    val (ctxt, all_propp) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1038
      prepp (ProofContext.declare_terms (map Free fixed_params) raw_ctxt, raw_concl @ raw_propp);
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1039
    
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1040
    (* CB: add type information from conclusion and external elements
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1041
       to context *)
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1042
    val ctxt = ProofContext.declare_terms (List.concat (map (map fst) all_propp)) ctxt;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1043
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1044
    (* CB: resolve schematic variables (patterns) in conclusion and external
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1045
       elements. *)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1046
    val all_propp' = map2 (op ~~)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1047
      (#1 (#2 (ProofContext.bind_propp_schematic_i (ctxt, all_propp))), map (map snd) all_propp);
13629
a46362d2b19b take/drop -> splitAt
nipkow
parents: 13460
diff changeset
  1048
    val (concl, propp) = splitAt(length raw_concl, all_propp');
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1049
    val propps = unflat raw_propps propp;
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1050
    val proppss = map (uncurry unflat) (raw_proppss ~~ propps);
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1051
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1052
    (* CB: obtain all parameters from identifier part of raw_elemss *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1053
    val xs = map #1 (params_of' raw_elemss);
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1054
    val typing = unify_frozen ctxt 0
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1055
      (map (ProofContext.default_type raw_ctxt) xs)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1056
      (map (ProofContext.default_type ctxt) xs);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1057
    val parms = param_types (xs ~~ typing);
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1058
    (* CB: parms are the parameters from raw_elemss, with correct typing. *)
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
  1059
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1060
    (* CB: extract information from assumes and defines elements
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1061
       (fixes and notes in raw_elemss don't have an effect on text and elemss),
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1062
       compute final form of context elements. *)
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1063
    val (text, elemss) = finish_elemss ctxt parms do_close
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1064
      (((([], []), ([], [])), ([], [], [])), raw_elemss ~~ proppss);
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1065
    (* CB: text has the following structure:
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1066
           (((exts, exts'), (ints, ints')), (xs, env, defs))
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1067
       where
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1068
         exts: external assumptions (terms in external assumes elements)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1069
         exts': dito, normalised wrt. env
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1070
         ints: internal assumptions (terms in internal assumes elements)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1071
         ints': dito, normalised wrt. env
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1072
         xs: the free variables in exts' and ints' and rhss of definitions,
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1073
           this includes parameters except defined parameters
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1074
         env: list of term pairs encoding substitutions, where the first term
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1075
           is a free variable; substitutions represent defines elements and
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1076
           the rhs is normalised wrt. the previous env
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1077
         defs: theorems representing the substitutions from defines elements
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1078
           (thms are normalised wrt. env).
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1079
       elemss is an updated version of raw_elemss:
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1080
         - type info added to Fixes
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1081
         - axiom and definition statement replaced by corresponding one
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1082
           from proppss in Assumes and Defines
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1083
         - Facts unchanged
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1084
       *)
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1085
  in ((parms, elemss, concl), text) end;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1086
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1087
in
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1088
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1089
fun read_elemss x = prep_elemss read_fixes ProofContext.read_propp_schematic x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1090
fun cert_elemss x = prep_elemss cert_fixes ProofContext.cert_propp_schematic x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1091
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1092
end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1093
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1094
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1095
(* facts *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1096
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1097
local
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1098
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1099
fun prep_name ctxt (name, atts) =
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1100
  (* CB: reject qualified theorem names in locale declarations *)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1101
  if NameSpace.is_qualified name then
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1102
    raise ProofContext.CONTEXT ("Illegal qualified name: " ^ quote name, ctxt)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1103
  else (name, atts);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1104
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1105
fun prep_facts _ _ (Int elem) = elem
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1106
  | prep_facts _ _ (Ext (Fixes fixes)) = Fixes fixes
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1107
  | prep_facts _ ctxt (Ext (Assumes asms)) = Assumes (map (apfst (prep_name ctxt)) asms)
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1108
  | prep_facts _ ctxt (Ext (Defines defs)) = Defines (map (apfst (prep_name ctxt)) defs)
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1109
  | prep_facts get ctxt (Ext (Notes facts)) = Notes (facts |> map (fn (a, bs) =>
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1110
      (prep_name ctxt a, map (apfst (get ctxt)) bs)));
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1111
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1112
in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1113
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1114
fun get_facts x = prep_facts ProofContext.get_thms x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1115
fun get_facts_i x = prep_facts (K I) x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1116
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1117
end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1118
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1119
12546
wenzelm
parents: 12532
diff changeset
  1120
(* full context statements: import + elements + conclusion *)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1121
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1122
local
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1123
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1124
fun prep_context_statement prep_expr prep_elemss prep_facts
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1125
    do_close fixed_params import elements raw_concl context =
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1126
  let
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1127
    val sign = ProofContext.sign_of context;
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1128
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1129
    val (import_ids, raw_import_elemss) = flatten (context, prep_expr sign) ([], Expr import);
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
  1130
    (* CB: normalise "includes" among elements *)
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1131
    val raw_elemss = List.concat (#2 ((foldl_map (flatten (context, prep_expr sign))
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1132
      (import_ids, elements))));
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1133
    (* CB: raw_import_elemss @ raw_elemss is the normalised list of
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1134
       context elements obtained from import and elements. *)
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1135
    val ((parms, all_elemss, concl), (spec, (_, _, defs))) = prep_elemss do_close
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1136
      context fixed_params (raw_import_elemss @ raw_elemss) raw_concl;
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1137
    (* CB: all_elemss and parms contain the correct parameter types *)
13629
a46362d2b19b take/drop -> splitAt
nipkow
parents: 13460
diff changeset
  1138
    val (ps,qs) = splitAt(length raw_import_elemss, all_elemss)
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1139
    val (import_ctxt, (import_elemss, _)) =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1140
      activate_facts prep_facts (context, ps);
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
  1141
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1142
    val (ctxt, (elemss, _)) =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1143
      activate_facts prep_facts (import_ctxt, qs);
15212
eb4343a0d571 Bug fixes.
ballarin
parents: 15206
diff changeset
  1144
    val stmt = gen_distinct Term.aconv
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1145
       (List.concat (map (fn ((_, axs), _) =>
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1146
         List.concat (map (#hyps o Thm.rep_thm) axs)) qs));
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1147
    val cstmt = map (cterm_of sign) stmt;
12834
e5bec3268932 added locale_facts(_i) interface (useful for simple ML proof tools);
wenzelm
parents: 12806
diff changeset
  1148
  in
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1149
    ((((import_ctxt, import_elemss), (ctxt, elemss)), (parms, spec, defs)), (cstmt, concl))
12834
e5bec3268932 added locale_facts(_i) interface (useful for simple ML proof tools);
wenzelm
parents: 12806
diff changeset
  1150
  end;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1151
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1152
val gen_context = prep_context_statement intern_expr read_elemss get_facts;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1153
val gen_context_i = prep_context_statement (K I) cert_elemss get_facts_i;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1154
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1155
fun gen_statement prep_locale prep_ctxt raw_locale elems concl ctxt =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1156
  let
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1157
    val thy = ProofContext.theory_of ctxt;
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1158
    val locale = Option.map (prep_locale (Theory.sign_of thy)) raw_locale;
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1159
    val (target_stmt, fixed_params, import) =
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
  1160
      (case locale of NONE => ([], [], empty)
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
  1161
      | SOME name =>
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1162
          let val {predicate = (stmt, _), params = (ps, _), ...} =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1163
            the_locale thy name
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1164
          in (stmt, param_types ps, Locale name) end);
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1165
    val ((((locale_ctxt, _), (elems_ctxt, _)), _), (elems_stmt, concl')) =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1166
      prep_ctxt false fixed_params import elems concl ctxt;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1167
  in (locale, (target_stmt, elems_stmt), locale_ctxt, elems_ctxt, concl') end;
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
  1168
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1169
in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1170
15127
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1171
(* CB: processing of locales for add_locale(_i) and print_locale *)
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1172
  (* CB: arguments are: x->import, y->body (elements), z->context *)
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1173
fun read_context x y z = #1 (gen_context true [] x (map Elem y) [] z);
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1174
fun cert_context x y z = #1 (gen_context_i true [] x (map Elem y) [] z);
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
  1175
15127
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1176
(* CB: processing of locales for note_thmss(_i),
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1177
   Proof.multi_theorem(_i) and antiquotations with option "locale" *)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1178
val read_context_statement = gen_statement intern gen_context;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1179
val cert_context_statement = gen_statement (K I) gen_context_i;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1180
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1181
end;
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
  1182
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
  1183
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1184
(** CB: experimental instantiation mechanism **)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1185
14528
1457584110ac Locale instantiation: label parameter optional, new attribute paramter.
ballarin
parents: 14508
diff changeset
  1186
fun instantiate loc_name (prfx, attribs) raw_inst ctxt =
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1187
  let
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1188
    val thy = ProofContext.theory_of ctxt;
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1189
    val sign = Theory.sign_of thy;
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1190
    val tsig = Sign.tsig_of sign;
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1191
    val cert = cterm_of sign;
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1192
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1193
    (** process the locale **)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1194
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1195
    val {predicate = (_, axioms), params = (ps, _), ...} =
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1196
      the_locale thy (intern sign loc_name);
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1197
    val fixed_params = param_types ps;
14528
1457584110ac Locale instantiation: label parameter optional, new attribute paramter.
ballarin
parents: 14508
diff changeset
  1198
    val init = ProofContext.init thy;
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
  1199
    val (_, raw_elemss) =
14528
1457584110ac Locale instantiation: label parameter optional, new attribute paramter.
ballarin
parents: 14508
diff changeset
  1200
          flatten (init, intern_expr sign) ([], Expr (Locale loc_name));
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1201
    val ((parms, all_elemss, concl),
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1202
         (spec as (_, (ints, _)), (xs, env, defs))) =
14528
1457584110ac Locale instantiation: label parameter optional, new attribute paramter.
ballarin
parents: 14508
diff changeset
  1203
      read_elemss false (* do_close *) init
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1204
        fixed_params (* could also put [] here??? *) raw_elemss
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1205
        [] (* concl *);
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1206
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1207
    (** analyse the instantiation theorem inst **)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1208
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1209
    val inst = case raw_inst of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
  1210
        NONE => if null ints
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
  1211
	  then NONE
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1212
	  else error "Locale has assumptions but no chained fact was found"
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
  1213
      | SOME [] => if null ints
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
  1214
	  then NONE
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1215
	  else error "Locale has assumptions but no chained fact was found"
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
  1216
      | SOME [thm] => if null ints
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
  1217
	  then (warning "Locale has no assumptions: fact ignored"; NONE)
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
  1218
	  else SOME thm
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
  1219
      | SOME _ => error "Multiple facts are not allowed";
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1220
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1221
    val args = case inst of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
  1222
            NONE => []
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
  1223
          | SOME thm => thm |> prop_of |> ObjectLogic.drop_judgment sign
14528
1457584110ac Locale instantiation: label parameter optional, new attribute paramter.
ballarin
parents: 14508
diff changeset
  1224
              |> Term.strip_comb
1457584110ac Locale instantiation: label parameter optional, new attribute paramter.
ballarin
parents: 14508
diff changeset
  1225
              |>> (fn t as (Const (s, _)) => if (intern sign loc_name = s)
1457584110ac Locale instantiation: label parameter optional, new attribute paramter.
ballarin
parents: 14508
diff changeset
  1226
                        then t
1457584110ac Locale instantiation: label parameter optional, new attribute paramter.
ballarin
parents: 14508
diff changeset
  1227
                        else error ("Constant " ^ quote loc_name ^
1457584110ac Locale instantiation: label parameter optional, new attribute paramter.
ballarin
parents: 14508
diff changeset
  1228
                          " expected but constant " ^ quote s ^ " was found")
1457584110ac Locale instantiation: label parameter optional, new attribute paramter.
ballarin
parents: 14508
diff changeset
  1229
                    | t => error ("Constant " ^ quote loc_name ^ " expected \
1457584110ac Locale instantiation: label parameter optional, new attribute paramter.
ballarin
parents: 14508
diff changeset
  1230
                          \but term " ^ quote (Sign.string_of_term sign t) ^
1457584110ac Locale instantiation: label parameter optional, new attribute paramter.
ballarin
parents: 14508
diff changeset
  1231
                          " was found"))
1457584110ac Locale instantiation: label parameter optional, new attribute paramter.
ballarin
parents: 14508
diff changeset
  1232
              |> snd;
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1233
    val cargs = map cert args;
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1234
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1235
    (* process parameters: match their types with those of arguments *)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1236
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1237
    val def_names = map (fn (Free (s, _), _) => s) env;
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1238
    val (defined, assumed) = List.partition
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1239
          (fn (s, _) => s mem def_names) fixed_params;
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1240
    val cassumed = map (cert o Free) assumed;
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1241
    val cdefined = map (cert o Free) defined;
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1242
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1243
    val param_types = map snd assumed;
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1244
    val v_param_types = map Type.varifyT param_types;
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1245
    val arg_types = map Term.fastype_of args;
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1246
    val Tenv = Library.foldl (Type.typ_match tsig)
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1247
          (Vartab.empty, v_param_types ~~ arg_types)
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1248
          handle UnequalLengths => error "Number of parameters does not \
14528
1457584110ac Locale instantiation: label parameter optional, new attribute paramter.
ballarin
parents: 14508
diff changeset
  1249
            \match number of arguments of chained fact";
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1250
    (* get their sorts *)
15574
b1d1b5bfc464 Removed practically all references to Library.foldr.
skalberg
parents: 15570
diff changeset
  1251
    val tfrees = foldr Term.add_typ_tfrees [] param_types
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1252
    val Tenv' = map
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1253
          (fn ((a, i), T) => ((a, valOf (assoc_string (tfrees, a))), T))
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1254
          (Vartab.dest Tenv);
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1255
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1256
    (* process (internal) elements *)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1257
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1258
    fun inst_type [] T = T
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1259
      | inst_type env T =