src/Pure/Isar/locale.ML
author berghofe
Thu, 21 Apr 2005 19:13:03 +0200
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Adapted to new interface of instantiation and unification / matching functions.
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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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  datatype ('typ, 'term, 'fact) elem =
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    Assumes of ((string * Attrib.src list) * ('term * ('term list * 'term list)) list) list |
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    Defines of ((string * Attrib.src list) * ('term * 'term list)) list |
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    Notes of ((string * Attrib.src list) * ('fact * Attrib.src list) list) list
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  datatype expr =
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    Locale of string |
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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 element
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  type 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 intern_attrib_elem: theory ->
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    ('typ, 'term, 'fact) elem -> ('typ, 'term, 'fact) elem
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  val intern_attrib_elem_expr: theory ->
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    ('typ, 'term, 'fact) elem elem_expr -> ('typ, 'term, 'fact) elem elem_expr
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  (* Processing of locale statements *)
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  val read_context_statement: xstring option -> 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 -> 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 -> 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 print_local_registrations: string -> context -> unit
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  (* Storing results *)
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  val add_locale: bool -> bstring -> expr -> element list -> theory -> theory
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  val add_locale_i: bool -> bstring -> expr -> element_i list -> theory -> theory
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  val smart_note_thmss: string -> string 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 * Attrib.src list) * (thmref * Attrib.src 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 * Attrib.src list) * (thm list * Attrib.src list) list) list ->
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    theory -> theory * (bstring * thm list) list
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  val add_thmss: string -> string -> ((string * thm list) * Attrib.src 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 * Attrib.src 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 * Attrib.src 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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datatype ('typ, 'term, 'fact) elem =
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  Fixes of (string * 'typ option * mixfix option) list |
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  Assumes of ((string * Attrib.src list) * ('term * ('term list * 'term list)) list) list |
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  Defines of ((string * Attrib.src list) * ('term * 'term list)) list |
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  Notes of ((string * Attrib.src list) * ('fact * Attrib.src 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 element = (string, string, thmref) elem;
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type element_i = (typ, term, thm list) 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: (element_i * stamp) list,                    (*static content*)
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  params: (string * typ option) list * string list}   (*all/local params*)
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(* CB: an internal (Int) locale element was either imported or included,
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   an external (Ext) element appears directly in the locale text. *)
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datatype ('a, 'b) int_ext = Int of 'a | Ext of 'b;
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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 * Attrib.src 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 * Args.src 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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(* Ids of global registrations are varified,
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   Ids of local registrations are not.
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   Thms of registrations are never varified. *)
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(* retrieve registration from theory or context *)
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fun gen_get_registrations get thy_ctxt name =
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  case Symtab.lookup (get thy_ctxt, name) of
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      NONE => []
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    | SOME tab => Termlisttab.dest tab;
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val get_global_registrations =
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     gen_get_registrations (#3 o GlobalLocalesData.get);
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val get_local_registrations =
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     gen_get_registrations LocalLocalesData.get;
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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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(* TODO: needed? *)
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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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fun gen_print_registrations get_regs mk_ctxt msg loc thy_ctxt =
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  let
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    val ctxt = mk_ctxt thy_ctxt;
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    val thy = ProofContext.theory_of ctxt;
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    val sg = Theory.sign_of thy;
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    val prt_term = Pretty.quote o ProofContext.pretty_term ctxt;
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    val prt_atts = Args.pretty_attribs ctxt;
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    fun prt_inst (ts, (("", []), thms)) =
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          Pretty.enclose "(" ")" (Pretty.breaks (map prt_term ts))
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      | prt_inst (ts, ((prfx, atts), thms)) =
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          Pretty.block (Pretty.breaks
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            (Pretty.str prfx :: prt_atts atts @ [Pretty.str ":", Pretty.brk 1,
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              Pretty.enclose "(" ")" (Pretty.breaks (map prt_term ts))]));
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    val loc_int = intern sg loc;
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    val regs = get_regs thy_ctxt;
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    val loc_regs = Symtab.lookup (regs, loc_int);
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  in
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    (case loc_regs of
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        NONE => Pretty.str ("No interpretations in " ^ msg ^ ".")
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      | SOME r => let
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            val r' = Termlisttab.dest r;
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            val r'' = Library.sort_wrt (fn (_, ((prfx, _), _)) => prfx) r';
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          in Pretty.big_list ("Interpretations in " ^ msg ^ ":")
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            (map prt_inst r'')
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          end)
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    |> Pretty.writeln
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  end;
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val print_global_registrations =
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     gen_print_registrations (#3 o GlobalLocalesData.get)
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       ProofContext.init "theory";
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val print_local_registrations' =
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     gen_print_registrations LocalLocalesData.get
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       I "context";
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fun print_local_registrations loc ctxt =
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  (print_global_registrations loc (ProofContext.theory_of ctxt);
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   print_local_registrations' loc ctxt);
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(* diagnostics *)
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fun err_in_locale ctxt msg ids =
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  let
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    val sign = ProofContext.sign_of ctxt;
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   379
    fun prt_id (name, parms) =
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   380
      [Pretty.block (Pretty.breaks (map Pretty.str (cond_extern sign name :: parms)))];
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    val prt_ids = List.concat (separate [Pretty.str " +", Pretty.brk 1] (map prt_id ids));
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    val err_msg =
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   383
      if forall (equal "" o #1) ids then msg
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   384
      else msg ^ "\n" ^ Pretty.string_of (Pretty.block
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   385
        (Pretty.str "The error(s) above occurred in locale:" :: Pretty.brk 1 :: prt_ids));
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  in raise ProofContext.CONTEXT (err_msg, ctxt) end;
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4c16bdee47d4 added add_locale(_i) and store_thm;
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   387
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   388
(* Version for identifiers with axioms *)
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   389
09d78ec709c7 Modified locales: improved implementation of "includes".
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   390
fun err_in_locale' ctxt msg ids' = err_in_locale ctxt msg (map fst ids');
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   392
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   393
(** primitives **)
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   394
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   395
(* map elements *)
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   396
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   397
fun map_elem {name, var, typ, term, fact, attrib} =
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   398
  fn Fixes fixes => Fixes (fixes |> map (fn (x, T, mx) =>
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   399
       let val (x', mx') = var (x, mx) in (x', Option.map typ T, mx') end))
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   | Assumes asms => Assumes (asms |> map (fn ((a, atts), propps) =>
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      ((name a, map attrib atts), propps |> map (fn (t, (ps, qs)) =>
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   402
        (term t, (map term ps, map term qs))))))
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   403
   | Defines defs => Defines (defs |> map (fn ((a, atts), (t, ps)) =>
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   404
      ((name a, map attrib atts), (term t, map term ps))))
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   405
   | Notes facts => Notes (facts |> map (fn ((a, atts), bs) =>
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   406
      ((name a, map attrib atts), bs |> map (fn (ths, btts) => (fact ths, map attrib btts)))));
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   407
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   408
fun map_values typ term thm = map_elem
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   409
  {name = I, var = I, typ = typ, term = term, fact = map thm,
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   410
    attrib = Args.map_values I typ term thm};
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   411
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   412
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   413
(* map attributes *)
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   414
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   415
fun map_attrib_specs f = map (apfst (apsnd (map f)));
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   416
fun map_attrib_facts f = map (apfst (apsnd (map f)) o apsnd (map (apsnd (map f))));
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   417
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   418
fun map_attrib_elem f = map_elem {name = I, var = I, typ = I, term = I, fact = I, attrib = f};
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   419
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fun intern_attrib_elem thy = map_attrib_elem (Attrib.intern_src (Theory.sign_of thy));
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   421
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fun intern_attrib_elem_expr thy (Elem elem) = Elem (intern_attrib_elem thy elem)
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   423
  | intern_attrib_elem_expr _ (Expr expr) = Expr expr;
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   424
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   425
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   426
(* renaming *)
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diff changeset
   427
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8d8c70b41bab Move towards standard functions.
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   428
fun rename ren x = getOpt (assoc_string (ren, x), x);
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diff changeset
   429
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   430
fun rename_var ren (x, mx) =
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   431
  let val x' = rename ren x in
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   432
    if x = x' then (x, mx)
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   433
    else (x', if mx = NONE then mx else SOME Syntax.NoSyn)    (*drop syntax*)
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   434
  end;
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   435
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   436
fun rename_term ren (Free (x, T)) = Free (rename ren x, T)
6f2acf10e2a2 locale expressions;
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   437
  | rename_term ren (t $ u) = rename_term ren t $ rename_term ren u
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   438
  | rename_term ren (Abs (x, T, t)) = Abs (x, T, rename_term ren t)
6f2acf10e2a2 locale expressions;
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diff changeset
   439
  | rename_term _ a = a;
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diff changeset
   440
6f2acf10e2a2 locale expressions;
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diff changeset
   441
fun rename_thm ren th =
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   442
  let
6f2acf10e2a2 locale expressions;
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   443
    val {sign, hyps, prop, maxidx, ...} = Thm.rep_thm th;
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   444
    val cert = Thm.cterm_of sign;
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8d8c70b41bab Move towards standard functions.
skalberg
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diff changeset
   445
    val (xs, Ts) = Library.split_list (Library.foldl Term.add_frees ([], prop :: hyps));
12263
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   446
    val xs' = map (rename ren) xs;
6f2acf10e2a2 locale expressions;
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diff changeset
   447
    fun cert_frees names = map (cert o Free) (names ~~ Ts);
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diff changeset
   448
    fun cert_vars names = map (cert o Var o apfst (rpair (maxidx + 1))) (names ~~ Ts);
6f2acf10e2a2 locale expressions;
wenzelm
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diff changeset
   449
  in
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   450
    if xs = xs' then th
6f2acf10e2a2 locale expressions;
wenzelm
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diff changeset
   451
    else
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   452
      th
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   453
      |> Drule.implies_intr_list (map cert hyps)
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   454
      |> Drule.forall_intr_list (cert_frees xs)
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   455
      |> Drule.forall_elim_list (cert_vars xs)
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   456
      |> Thm.instantiate ([], cert_vars xs ~~ cert_frees xs')
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   457
      |> (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
   458
  end;
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   459
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   460
fun rename_elem ren =
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   461
  map_values I (rename_term ren) (rename_thm ren) o
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diff changeset
   462
  map_elem {name = I, typ = I, term = I, fact = I, attrib = I, var = rename_var ren};
12263
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wenzelm
parents: 12143
diff changeset
   463
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   464
fun rename_facts prfx elem =
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   465
  let
12323
e151ee6e820f qualify_elem: do not qualify empty names ("");
wenzelm
parents: 12307
diff changeset
   466
    fun qualify (arg as ((name, atts), x)) =
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   467
      if prfx = "" orelse name = "" then arg
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   468
      else ((NameSpace.pack [prfx, name], atts), x);
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   469
  in
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   470
    (case elem of
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   471
      Fixes fixes => Fixes fixes
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   472
    | Assumes asms => Assumes (map qualify asms)
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   473
    | Defines defs => Defines (map qualify defs)
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   474
    | Notes facts => Notes (map qualify facts))
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   475
  end;
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   476
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   477
12502
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wenzelm
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diff changeset
   478
(* type instantiation *)
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   479
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   480
fun inst_type [] T = T
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   481
  | 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
   482
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   483
fun inst_term [] t = t
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   484
  | inst_term env t = Term.map_term_types (inst_type env) t;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   485
13211
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   486
fun inst_thm _ [] th = th
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   487
  | inst_thm ctxt env th =
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   488
      let
13211
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   489
        val sign = ProofContext.sign_of ctxt;
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   490
        val cert = Thm.cterm_of sign;
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   491
        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
   492
        val {hyps, prop, maxidx, ...} = Thm.rep_thm th;
15574
b1d1b5bfc464 Removed practically all references to Library.foldr.
skalberg
parents: 15570
diff changeset
   493
        val tfrees = foldr Term.add_term_tfree_names [] (prop :: hyps);
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   494
        val env' = List.filter (fn ((a, _), _) => a mem_string tfrees) env;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   495
      in
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   496
        if null env' then th
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   497
        else
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   498
          th
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   499
          |> Drule.implies_intr_list (map cert hyps)
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   500
          |> Drule.tvars_intr_list (map (#1 o #1) env')
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   501
          |> (fn (th', al) => th' |>
15798
016f3be5a5ec Adapted to new interface of instantiation and unification / matching functions.
berghofe
parents: 15763
diff changeset
   502
            Thm.instantiate ((map (fn ((a, _), T) =>
016f3be5a5ec Adapted to new interface of instantiation and unification / matching functions.
berghofe
parents: 15763
diff changeset
   503
              (certT (TVar (valOf (assoc (al, a)))), certT T)) env'), []))
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   504
          |> (fn th'' => Drule.implies_elim_list th''
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   505
              (map (Thm.assume o cert o inst_term env') hyps))
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   506
      end;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   507
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   508
fun inst_elem ctxt env =
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   509
  map_values (inst_type env) (inst_term env) (inst_thm ctxt env);
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   510
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   511
15696
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   512
(* term and type instantiation, variant using symbol tables *)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   513
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   514
(* instantiate TFrees *)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   515
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   516
fun tinst_tab_type tinst T = if Symtab.is_empty tinst
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   517
      then T
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   518
      else Term.map_type_tfree
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   519
        (fn (v as (x, _)) => getOpt (Symtab.lookup (tinst, x), (TFree v))) T;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   520
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   521
fun tinst_tab_term tinst t = if Symtab.is_empty tinst
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   522
      then t
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   523
      else Term.map_term_types (tinst_tab_type tinst) t;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   524
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   525
fun tinst_tab_thm sg tinst thm = if Symtab.is_empty tinst
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   526
      then thm
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   527
      else let
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   528
          val cert = Thm.cterm_of sg;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   529
          val certT = Thm.ctyp_of sg;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   530
          val {hyps, prop, ...} = Thm.rep_thm thm;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   531
          val tfrees = foldr Term.add_term_tfree_names [] (prop :: hyps);
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   532
          val tinst' = Symtab.dest tinst |>
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   533
                List.filter (fn (a, _) => a mem_string tfrees);
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   534
        in
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   535
          if null tinst' then thm
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   536
          else thm |> Drule.implies_intr_list (map cert hyps)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   537
            |> Drule.tvars_intr_list (map #1 tinst')
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   538
            |> (fn (th, al) => th |> Thm.instantiate
15798
016f3be5a5ec Adapted to new interface of instantiation and unification / matching functions.
berghofe
parents: 15763
diff changeset
   539
                ((map (fn (a, T) => (certT (TVar (valOf (assoc (al, a)))), certT T)) tinst'),
15696
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   540
                  []))
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   541
            |> (fn th => Drule.implies_elim_list th
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   542
                 (map (Thm.assume o cert o tinst_tab_term tinst) hyps))
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   543
        end;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   544
15749
b57bff155e79 tuned (t)inst_tab_elem;
wenzelm
parents: 15721
diff changeset
   545
fun tinst_tab_elem sg tinst =
b57bff155e79 tuned (t)inst_tab_elem;
wenzelm
parents: 15721
diff changeset
   546
  map_values (tinst_tab_type tinst) (tinst_tab_term tinst) (tinst_tab_thm sg tinst);
b57bff155e79 tuned (t)inst_tab_elem;
wenzelm
parents: 15721
diff changeset
   547
15696
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   548
(* instantiate TFrees and Frees *)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   549
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   550
fun inst_tab_term (inst, tinst) = if Symtab.is_empty inst
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   551
      then tinst_tab_term tinst
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   552
      else (* instantiate terms and types simultaneously *)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   553
        let
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   554
          fun instf (Const (x, T)) = Const (x, tinst_tab_type tinst T)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   555
            | instf (Free (x, T)) = (case Symtab.lookup (inst, x) of
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   556
                 NONE => Free (x, tinst_tab_type tinst T)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   557
               | SOME t => t)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   558
            | instf (Var (xi, T)) = Var (xi, tinst_tab_type tinst T)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   559
            | instf (b as Bound _) = b
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   560
            | instf (Abs (x, T, t)) = Abs (x, tinst_tab_type tinst T, instf t)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   561
            | instf (s $ t) = instf s $ instf t
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   562
        in instf end;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   563
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   564
fun inst_tab_thm sg (inst, tinst) thm = if Symtab.is_empty inst
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   565
      then tinst_tab_thm sg tinst thm
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   566
      else let
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   567
          val cert = Thm.cterm_of sg;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   568
          val certT = Thm.ctyp_of sg;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   569
          val {hyps, prop, ...} = Thm.rep_thm thm;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   570
          (* type instantiations *)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   571
          val tfrees = foldr Term.add_term_tfree_names [] (prop :: hyps);
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   572
          val tinst' = Symtab.dest tinst |>
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   573
                List.filter (fn (a, _) => a mem_string tfrees);
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   574
          (* term instantiations;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   575
             note: lhss are type instantiated, because
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   576
                   type insts will be done first*)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   577
          val frees = foldr Term.add_term_frees [] (prop :: hyps);
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   578
          val inst' = Symtab.dest inst |>
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   579
                List.mapPartial (fn (a, t) =>
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   580
                  get_first (fn (Free (x, T)) => 
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   581
                    if a = x then SOME (Free (x, tinst_tab_type tinst T), t)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   582
                    else NONE) frees);
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   583
        in
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   584
          if null tinst' andalso null inst' then tinst_tab_thm sg tinst thm
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   585
          else thm |> Drule.implies_intr_list (map cert hyps)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   586
            |> Drule.tvars_intr_list (map #1 tinst')
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   587
            |> (fn (th, al) => th |> Thm.instantiate
15798
016f3be5a5ec Adapted to new interface of instantiation and unification / matching functions.
berghofe
parents: 15763
diff changeset
   588
                ((map (fn (a, T) => (certT (TVar (valOf (assoc (al, a)))), certT T)) tinst'),
15696
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   589
                  []))
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   590
            |> Drule.forall_intr_list (map (cert o #1) inst')
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   591
            |> Drule.forall_elim_list (map (cert o #2) inst') 
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   592
            |> (fn th => Drule.implies_elim_list th
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   593
                 (map (Thm.assume o cert o inst_tab_term (inst, tinst)) hyps))
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   594
        end;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   595
15763
b901a127ac73 Interpretation supports statically scoped attributes; documentation.
ballarin
parents: 15749
diff changeset
   596
fun inst_tab_elem sg (inst as (_, tinst)) =
b901a127ac73 Interpretation supports statically scoped attributes; documentation.
ballarin
parents: 15749
diff changeset
   597
  map_values (tinst_tab_type tinst) (inst_tab_term inst) (inst_tab_thm sg inst);
15696
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   598
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   599
fun inst_tab_elems sign inst ((n, ps), elems) =
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   600
      ((n, map (inst_tab_term inst) ps), map (inst_tab_elem sign inst) elems);
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   601
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   602
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   603
(** structured contexts: rename + merge + implicit type instantiation **)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   604
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   605
(* parameter types *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   606
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   607
(* CB: frozen_tvars has the following type:
15798
016f3be5a5ec Adapted to new interface of instantiation and unification / matching functions.
berghofe
parents: 15763
diff changeset
   608
  ProofContext.context -> Term.typ list -> (Term.indexname * (sort * Term.typ)) list *)
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   609
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   610
fun frozen_tvars ctxt Ts =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   611
  let
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   612
    val tvars = rev (Library.foldl Term.add_tvarsT ([], Ts));
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   613
    val tfrees = map TFree
14695
9c78044b99c3 improved Term.invent_names;
wenzelm
parents: 14643
diff changeset
   614
      (Term.invent_names (ProofContext.used_types ctxt) "'a" (length tvars) ~~ map #2 tvars);
15798
016f3be5a5ec Adapted to new interface of instantiation and unification / matching functions.
berghofe
parents: 15763
diff changeset
   615
  in map (fn ((x, S), y) => (x, (S, y))) (tvars ~~ tfrees) end;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   616
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   617
fun unify_frozen ctxt maxidx Ts Us =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   618
  let
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   619
    fun paramify (i, NONE) = (i, NONE)
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   620
      | 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
   621
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   622
    val (maxidx', Ts') = foldl_map paramify (maxidx, Ts);
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   623
    val (maxidx'', Us') = foldl_map paramify (maxidx', Us);
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   624
    val tsig = Sign.tsig_of (ProofContext.sign_of ctxt);
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   625
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   626
    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
   627
          handle Type.TUNIFY =>
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   628
            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
   629
      | unify (env, _) = env;
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   630
    val (unifier, _) = Library.foldl unify ((Vartab.empty, maxidx''), Ts' ~~ Us');
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   631
    val Vs = map (Option.map (Envir.norm_type unifier)) Us';
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   632
    val unifier' = Vartab.extend (unifier, frozen_tvars ctxt (List.mapPartial I Vs));
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   633
  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
   634
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   635
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
   636
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
   637
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   638
(* CB: param_types has the following type:
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   639
  ('a * 'b option) list -> ('a * 'b) list *)
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   640
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
   641
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   642
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   643
(* flatten expressions *)
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   644
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   645
local
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   646
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   647
(* CB: OUTDATED unique_parms has the following type:
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   648
     'a ->
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   649
     (('b * (('c * 'd) list * Symtab.key list)) * 'e) list ->
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   650
     (('b * ('c * 'd) list) * 'e) list  *)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   651
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   652
fun unique_parms ctxt elemss =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   653
  let
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   654
    val param_decls =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   655
      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
   656
      |> Symtab.make_multi |> Symtab.dest;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   657
  in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   658
    (case find_first (fn (_, ids) => length ids > 1) param_decls of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   659
      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
   660
          (map (apsnd (map fst)) ids)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   661
    | NONE => map (apfst (apfst (apsnd #1))) elemss)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   662
  end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   663
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   664
(* CB: unify_parms has the following type:
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   665
     ProofContext.context ->
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   666
     (string * Term.typ) list ->
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   667
     (string * Term.typ option) list list ->
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   668
     ((string * Term.sort) * Term.typ) list list *)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   669
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   670
fun unify_parms ctxt fixed_parms raw_parmss =
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   671
  let
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   672
    val sign = ProofContext.sign_of ctxt;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   673
    val tsig = Sign.tsig_of sign;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   674
    val maxidx = length raw_parmss;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   675
    val idx_parmss = (0 upto maxidx - 1) ~~ raw_parmss;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   676
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   677
    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
   678
    fun varify_parms (i, ps) = map (apsnd (varify i)) (param_types ps);
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   679
    val parms = fixed_parms @ List.concat (map varify_parms idx_parmss);
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   680
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   681
    fun unify T ((env, maxidx), U) =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   682
      Type.unify tsig (env, maxidx) (U, T)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   683
      handle Type.TUNIFY =>
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   684
        let val prt = Sign.string_of_typ sign
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   685
        in raise TYPE ("unify_parms: failed to unify types " ^
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   686
          prt U ^ " and " ^ prt T, [U, T], [])
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   687
        end
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   688
    fun unify_list (envir, T :: Us) = Library.foldl (unify T) (envir, Us)
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   689
      | unify_list (envir, []) = envir;
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   690
    val (unifier, _) = Library.foldl unify_list
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   691
      ((Vartab.empty, maxidx), map #2 (Symtab.dest (Symtab.make_multi parms)));
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   692
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   693
    val parms' = map (apsnd (Envir.norm_type unifier)) (gen_distinct eq_fst parms);
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   694
    val unifier' = Vartab.extend (unifier, frozen_tvars ctxt (map #2 parms'));
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   695
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   696
    fun inst_parms (i, ps) =
15574
b1d1b5bfc464 Removed practically all references to Library.foldr.
skalberg
parents: 15570
diff changeset
   697
      foldr Term.add_typ_tfrees [] (List.mapPartial snd ps)
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   698
      |> List.mapPartial (fn (a, S) =>
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   699
          let val T = Envir.norm_type unifier' (TVar ((a, i), S))
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   700
          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
   701
  in map inst_parms idx_parmss end;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   702
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   703
in
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   704
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   705
(* like unify_elemss, but does not touch axioms *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   706
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   707
fun unify_elemss' _ _ [] = []
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   708
  | unify_elemss' _ [] [elems] = [elems]
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   709
  | unify_elemss' ctxt fixed_parms elemss =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   710
      let
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   711
        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
   712
        fun inst ((((name, ps), axs), elems), env) =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   713
          (((name, map (apsnd (Option.map (inst_type env))) ps),  axs),
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   714
           map (inst_elem ctxt env) elems);
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   715
      in map inst (elemss ~~ envs) end;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   716
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   717
fun unify_elemss _ _ [] = []
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   718
  | unify_elemss _ [] [elems] = [elems]
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   719
  | unify_elemss ctxt fixed_parms elemss =
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   720
      let
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   721
        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
   722
        fun inst ((((name, ps), axs), elems), env) =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   723
          (((name, map (apsnd (Option.map (inst_type env))) ps), 
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   724
            map (inst_thm ctxt env) axs), map (inst_elem ctxt env) elems);
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   725
      in map inst (elemss ~~ envs) end;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   726
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   727
(* flatten_expr:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   728
   Extend list of identifiers by those new in locale expression expr.
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   729
   Compute corresponding list of lists of locale elements (one entry per
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   730
   identifier).
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
   Identifiers represent locale fragments and are in an extended form:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   733
     ((name, ps), (ax_ps, axs))
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   734
   (name, ps) is the locale name with all its parameters.
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   735
   (ax_ps, axs) is the locale axioms with its parameters;
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   736
     axs are always taken from the top level of the locale hierarchy,
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   737
     hence axioms may contain additional parameters from later fragments:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   738
     ps subset of ax_ps.  axs is either singleton or empty.
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   739
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   740
   Elements are enriched by identifier-like information:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   741
     (((name, ax_ps), axs), elems)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   742
   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
   743
   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
   744
   type-instantiated.
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   745
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   746
*)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   747
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   748
fun flatten_expr ctxt (prev_idents, expr) =
12014
035ab884b9e0 beginnings of new locales (not yet functional);
wenzelm
parents: 11896
diff changeset
   749
  let
035ab884b9e0 beginnings of new locales (not yet functional);
wenzelm
parents: 11896
diff changeset
   750
    val thy = ProofContext.theory_of ctxt;
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   751
    (* thy used for retrieval of locale info,
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   752
       ctxt for error messages, parameter unification and instantiation
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   753
       of axioms *)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   754
    (* TODO: consider err_in_locale with thy argument *)
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   755
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   756
    fun renaming (SOME x :: xs) (y :: ys) = (y, x) :: renaming xs ys
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   757
      | renaming (NONE :: xs) (y :: ys) = renaming xs ys
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   758
      | renaming [] _ = []
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   759
      | renaming xs [] = raise ERROR_MESSAGE ("Too many arguments in renaming: " ^
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
   760
          commas (map (fn NONE => "_" | SOME x => quote x) xs));
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   761
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   762
    fun rename_parms top ren ((name, ps), (parms, axs)) =
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   763
      let val ps' = map (rename ren) ps in
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   764
        (case duplicates ps' of [] => ((name, ps'),
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   765
          if top then (map (rename ren) parms, map (rename_thm ren) axs)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   766
          else (parms, axs))
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   767
        | dups => err_in_locale ctxt ("Duplicate parameters: " ^ commas_quote dups) [(name, ps')])
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   768
      end;
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   769
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   770
    fun identify top (Locale name) =
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   771
    (* 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
   772
       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
   773
       a list of axioms relating to the identifier, axs is empty unless
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   774
       identify at top level (top = true);
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   775
       parms is accumulated list of parameters *)
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   776
          let
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   777
            val {predicate = (_, axioms), import, params, ...} =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   778
              the_locale thy name;
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   779
            val ps = map #1 (#1 params);
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   780
            val (ids', parms') = identify false import;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   781
                (* acyclic import dependencies *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   782
            val ids'' = ids' @ [((name, ps), ([], []))];
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   783
            val ids_ax = if top then snd
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   784
                 (foldl_map (fn (axs, ((name, parms), _)) => let
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   785
                   val {elems, ...} = the_locale thy name;
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   786
                   val ts = List.concat (List.mapPartial (fn (Assumes asms, _) =>
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   787
                     SOME (List.concat (map (map #1 o #2) asms)) | _ => NONE) elems);
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   788
                   val (axs1, axs2) = splitAt (length ts, axs);
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   789
                 in (axs2, ((name, parms), (ps, axs1))) end) (axioms, ids''))
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   790
               else ids'';
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   791
          in (ids_ax, merge_lists parms' ps) end
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   792
      | identify top (Rename (e, xs)) =
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   793
          let
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   794
            val (ids', parms') = identify top e;
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   795
            val ren = renaming xs parms'
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   796
              handle ERROR_MESSAGE msg => err_in_locale' ctxt msg ids';
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   797
            val ids'' = gen_distinct eq_fst (map (rename_parms top ren) ids');
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   798
            val parms'' = distinct (List.concat (map (#2 o #1) ids''));
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   799
          in (ids'', parms'') end
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   800
      | identify top (Merge es) =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   801
          Library.foldl (fn ((ids, parms), e) => let
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   802
                     val (ids', parms') = identify top e
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   803
                   in (gen_merge_lists eq_fst ids ids',
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   804
                       merge_lists parms parms') end)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   805
            (([], []), es);
12014
035ab884b9e0 beginnings of new locales (not yet functional);
wenzelm
parents: 11896
diff changeset
   806
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   807
    (* CB: enrich identifiers by parameter types and 
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   808
       the corresponding elements (with renamed parameters) *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   809
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   810
    fun eval ((name, xs), axs) =
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   811
      let
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   812
        val {params = (ps, qs), elems, ...} = the_locale thy name;
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   813
        val ren = filter_out (op =) (map #1 ps ~~ xs);
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   814
        val (params', elems') =
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   815
          if null ren then ((ps, qs), map #1 elems)
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   816
          else ((map (apfst (rename ren)) ps, map (rename ren) qs),
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   817
            map (rename_elem ren o #1) elems);
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   818
        val elems'' = map (rename_facts (space_implode "_" xs)) elems';
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   819
      in (((name, params'), axs), elems'') end;
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   820
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   821
    (* compute identifiers, merge with previous ones *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   822
    val idents = gen_rems eq_fst (#1 (identify true expr), prev_idents);
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   823
    (* 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
   824
    val raw_elemss = unique_parms ctxt (map eval idents);
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   825
    val elemss = unify_elemss' ctxt [] raw_elemss;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   826
    (* replace params in ids by params from axioms,
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   827
       adjust types in axioms *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   828
    val all_params' = params_of' elemss;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   829
    val all_params = param_types all_params';
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   830
    val elemss' = map (fn (((name, _), (ps, axs)), elems) =>
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   831
         (((name, map (fn p => (p, assoc (all_params, p))) ps), axs), elems))
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   832
         elemss;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   833
    fun inst_ax th = let
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   834
         val {hyps, prop, ...} = Thm.rep_thm th;
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   835
         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
   836
         val [env] = unify_parms ctxt all_params [ps];
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   837
         val th' = inst_thm ctxt env th;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   838
       in th' end;
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   839
    val final_elemss = map (fn ((id, axs), elems) =>
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   840
         ((id, map inst_ax axs), elems)) elemss';
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   841
  in (prev_idents @ idents, final_elemss) end;
12046
a404358fd965 locale elements;
wenzelm
parents: 12014
diff changeset
   842
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   843
end;
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   844
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   845
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   846
(* activate elements *)
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   847
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   848
local
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   849
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   850
fun export_axioms axs _ hyps th =
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   851
  th |> Drule.satisfy_hyps axs
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   852
     (* CB: replace meta-hyps, using axs, by a single meta-hyp. *)
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   853
  |> Drule.implies_intr_list (Library.drop (length axs, hyps))
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   854
     (* CB: turn remaining hyps into assumptions. *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   855
  |> Seq.single
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   856
14643
wenzelm
parents: 14564
diff changeset
   857
fun activate_elem _ ((ctxt, axs), Fixes fixes) =
wenzelm
parents: 14564
diff changeset
   858
      ((ctxt |> ProofContext.add_fixes fixes, axs), [])
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   859
  | activate_elem _ ((ctxt, axs), Assumes asms) =
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   860
      let
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   861
        val asms' = map_attrib_specs (Attrib.context_attribute_i ctxt) asms;
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   862
        val ts = List.concat (map (map #1 o #2) asms');
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   863
        val (ps, qs) = splitAt (length ts, axs);
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
   864
        val (ctxt', _) =
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   865
          ctxt |> ProofContext.fix_frees ts
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   866
          |> ProofContext.assume_i (export_axioms ps) asms';
13629
a46362d2b19b take/drop -> splitAt
nipkow
parents: 13460
diff changeset
   867
      in ((ctxt', qs), []) end
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   868
  | activate_elem _ ((ctxt, axs), Defines defs) =
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   869
      let
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   870
        val defs' = map_attrib_specs (Attrib.context_attribute_i ctxt) defs;
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   871
        val (ctxt', _) =
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   872
        ctxt |> ProofContext.assume_i ProofContext.export_def
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   873
          (defs' |> map (fn ((name, atts), (t, ps)) =>
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   874
            let val (c, t') = ProofContext.cert_def ctxt t
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   875
            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
   876
      in ((ctxt', axs), []) end
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   877
  | activate_elem is_ext ((ctxt, axs), Notes facts) =
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   878
      let
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   879
        val facts' = map_attrib_facts (Attrib.context_attribute_i ctxt) facts;
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   880
        val (ctxt', res) = ctxt |> ProofContext.note_thmss_i facts';
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
   881
      in ((ctxt', axs), if is_ext then res else []) end;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   882
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   883
fun activate_elems (((name, ps), axs), elems) ctxt =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   884
  let val ((ctxt', _), res) =
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   885
    foldl_map (activate_elem (name = "")) ((ProofContext.qualified true ctxt, axs), elems)
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   886
      handle ProofContext.CONTEXT (msg, ctxt) => err_in_locale ctxt msg [(name, map fst ps)]
15696
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   887
    val ctxt'' = if name = "" then ctxt'
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   888
          else let
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   889
              val ps' = map (fn (n, SOME T) => Free (n, T)) ps;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   890
              val ctxt'' = put_local_registration (name, ps') ("", []) ctxt'
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   891
            in foldl (fn (ax, ctxt) =>
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   892
              add_local_witness (name, ps') (Thm.assume (Thm.cprop_of ax)) ctxt) ctxt'' axs
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   893
            end
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   894
  in (ProofContext.restore_qualified ctxt ctxt'', res) end;
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   895
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   896
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
   897
  let
e5bec3268932 added locale_facts(_i) interface (useful for simple ML proof tools);
wenzelm
parents: 12806
diff changeset
   898
    val elems = map (prep_facts ctxt) raw_elems;
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   899
    val (ctxt', res) = apsnd List.concat (activate_elems (((name, ps), axs), elems) ctxt);
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   900
    val elems' = map (map_attrib_elem Args.closure) elems;
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   901
  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
   902
12546
wenzelm
parents: 12532
diff changeset
   903
in
wenzelm
parents: 12532
diff changeset
   904
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   905
(* CB: activate_facts prep_facts (ctxt, elemss),
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   906
   where elemss is a list of pairs consisting of identifiers and
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   907
   context elements, extends ctxt by the context elements yielding
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   908
   ctxt' and returns (ctxt', (elemss', facts)).
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   909
   Identifiers in the argument are of the form ((name, ps), axs) and
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   910
   assumptions use the axioms in the identifiers to set up exporters
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   911
   in ctxt'.  elemss' does not contain identifiers and is obtained
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   912
   from elemss and the intermediate context with prep_facts.
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   913
   If read_facts or cert_facts is used for prep_facts, these also remove
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   914
   the internal/external markers from elemss. *)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   915
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   916
fun activate_facts prep_facts arg =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   917
  apsnd (apsnd List.concat o Library.split_list) (activate_elemss prep_facts arg);
12546
wenzelm
parents: 12532
diff changeset
   918
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   919
fun activate_note prep_facts (ctxt, args) =
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   920
  let
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   921
    val (ctxt', ([(_, [Notes args'])], facts)) =
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   922
      activate_facts prep_facts (ctxt, [((("", []), []), [Ext (Notes args)])]);
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   923
  in (ctxt', (args', facts)) end;
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
   924
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   925
end;
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   926
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   927
15696
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   928
(* register elements *)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   929
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   930
fun register_elems (((_, ps), (((name, ax_ps), axs), _)), ctxt) =
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   931
  if name = "" then ctxt
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   932
      else let val ps' = map (fn (n, SOME T) => Free (n, T)) ax_ps
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   933
          val ctxt' = put_local_registration (name, ps') ("", []) ctxt
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   934
        in foldl (fn (ax, ctxt) =>
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   935
          add_local_witness (name, ps') ax ctxt) ctxt' axs
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   936
        end;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   937
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   938
fun register_elemss id_elemss ctxt = 
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   939
  foldl register_elems ctxt id_elemss;
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   940
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   941
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   942
(** prepare context elements **)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   943
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   944
(* expressions *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   945
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   946
fun intern_expr sg (Locale xname) = Locale (intern sg xname)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   947
  | 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
   948
  | 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
   949
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   950
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   951
(* parameters *)
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   952
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   953
local
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   954
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   955
fun prep_fixes prep_vars ctxt fixes =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   956
  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
   957
  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
   958
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   959
in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   960
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   961
fun read_fixes x = prep_fixes ProofContext.read_vars x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   962
fun cert_fixes x = prep_fixes ProofContext.cert_vars x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   963
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   964
end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   965
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   966
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   967
(* propositions and bindings *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   968
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   969
(* 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
   970
   expression or a single context element) wrt.
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   971
   to the list ids of already accumulated identifiers.
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   972
   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
   973
   with identifiers generated for expr, and elemss is the list of
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   974
   context elements generated from expr.  For details, see flatten_expr.
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   975
   Additionally, for a locale expression, the elems are grouped into a single
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   976
   Int; individual context elements are marked Ext.  In this case, the
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   977
   identifier-like information of the element is as follows:
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   978
   - for Fixes: (("", ps), []) where the ps have type info NONE
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   979
   - for other elements: (("", []), []).
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   980
   The implementation of activate_facts relies on identifier names being
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
   981
   empty strings for external elements.
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
   982
*)
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   983
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   984
fun flatten _ (ids, Elem (Fixes fixes)) =
15696
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   985
      (ids @ [(("", map #1 fixes), ([], []))], [((("", map (rpair NONE o #1) fixes), []), Ext (Fixes fixes))])
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
   986
  | flatten _ (ids, Elem elem) = (ids @ [(("", []), ([], []))], [((("", []), []), Ext elem)])
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   987
  | flatten (ctxt, prep_expr) (ids, Expr expr) =
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
   988
      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
   989
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   990
local
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   991
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   992
local
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   993
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   994
fun declare_int_elem (ctxt, Fixes fixes) =
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   995
      (ctxt |> ProofContext.add_fixes (map (fn (x, T, mx) =>
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   996
        (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
   997
  | declare_int_elem (ctxt, _) = (ctxt, []);
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   998
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   999
fun declare_ext_elem prep_fixes (ctxt, Fixes fixes) =
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
  1000
      (ctxt |> ProofContext.add_fixes (prep_fixes ctxt fixes), [])
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1001
  | declare_ext_elem _ (ctxt, Assumes asms) = (ctxt, map #2 asms)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1002
  | 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
  1003
  | declare_ext_elem _ (ctxt, Notes facts) = (ctxt, []);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1004
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1005
fun declare_elems prep_fixes (ctxt, (((name, ps), _), elems)) =
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1006
  let val (ctxt', propps) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1007
    (case elems of
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1008
      Int es => foldl_map declare_int_elem (ctxt, es)
12546
wenzelm
parents: 12532
diff changeset
  1009
    | 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
  1010
    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
  1011
  in (ctxt', propps) end;
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1012
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1013
in
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1014
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
  1015
(* CB: only called by prep_elemss. *)
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
  1016
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1017
fun declare_elemss prep_fixes fixed_params raw_elemss ctxt =
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1018
  let
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
  1019
    (* 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
  1020
       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
  1021
       distinct from types of parameters in target (fixed_params).  *)
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
  1022
    val ctxt_with_fixed =
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
  1023
      ProofContext.declare_terms (map Free fixed_params) ctxt;
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1024
    val int_elemss =
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1025
      raw_elemss
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1026
      |> 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
  1027
      |> unify_elemss ctxt_with_fixed fixed_params;
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1028
    val (_, raw_elemss') =
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1029
      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
  1030
        (int_elemss, raw_elemss);
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1031
  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
  1032
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1033
end;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1034
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1035
local
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1036
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
  1037
(* CB: normalise Assumes and Defines wrt. previous definitions *)
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1038
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1039
val norm_term = Envir.beta_norm oo Term.subst_atomic;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1040
15596
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
  1041
(* CB: following code (abstract_term, abstract_thm, bind_def)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
  1042
   used in eval_text for Defines elements. *)
8665d08085df First version of global registration command.
ballarin
parents: 15574
diff changeset
  1043
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1044
fun abstract_term eq =    (*assumes well-formedness according to ProofContext.cert_def*)
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1045
  let
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1046
    val body = Term.strip_all_body eq;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1047
    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
  1048
    val (lhs, rhs) = Logic.dest_equals (Term.subst_bounds (vars, body));
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1049
    val (f, xs) = Term.strip_comb lhs;
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1050
    val eq' = Term.list_abs_free (map Term.dest_Free xs, rhs);
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1051
  in (Term.dest_Free f, eq') end;
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1052
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1053
fun abstract_thm sign eq =
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1054
  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
  1055
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1056
fun bind_def ctxt (name, ps) ((xs, env, ths), eq) =
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1057
  let
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1058
    val ((y, T), b) = abstract_term eq;
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1059
    val b' = norm_term env b;
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1060
    val th = abstract_thm (ProofContext.sign_of ctxt) eq;
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1061
    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
  1062
  in
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1063
    conditional (exists (equal y o #1) xs) (fn () =>
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1064
      err "Attempt to define previously specified variable");
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1065
    conditional (exists (fn (Free (y', _), _) => y = y' | _ => false) env) (fn () =>
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1066
      err "Attempt to redefine variable");
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1067
    (Term.add_frees (xs, b'), (Free (y, T), b') :: env, th :: ths)
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1068
  end;
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
  1069
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1070
(* CB: for finish_elems (Int and Ext) *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1071
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1072
fun eval_text _ _ _ (text, Fixes _) = text
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1073
  | eval_text _ _ is_ext ((((exts, exts'), (ints, ints')), (xs, env, defs)), Assumes asms) =
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1074
      let
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1075
        val ts = List.concat (map (map #1 o #2) asms);
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1076
        val ts' = map (norm_term env) ts;
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1077
        val spec' =
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1078
          if is_ext then ((exts @ ts, exts' @ ts'), (ints, ints'))
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1079
          else ((exts, exts'), (ints @ ts, ints' @ ts'));
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1080
      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
  1081
  | eval_text ctxt (id, _) _ ((spec, binds), Defines defs) =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1082
      (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
  1083
  | eval_text _ _ _ (text, Notes _) = text;
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1084
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1085
(* CB: for finish_elems (Ext) *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1086
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1087
fun closeup _ false elem = elem
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1088
  | closeup ctxt true elem =
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1089
      let
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1090
        fun close_frees t =
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1091
          let val frees = rev (filter_out (ProofContext.is_fixed ctxt o #1)
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1092
            (Term.add_frees ([], t)))
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1093
          in Term.list_all_free (frees, t) end;
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1094
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1095
        fun no_binds [] = []
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1096
          | no_binds _ =
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1097
              raise ProofContext.CONTEXT ("Illegal term bindings in locale element", ctxt);
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1098
      in
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1099
        (case elem of
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1100
          Assumes asms => Assumes (asms |> map (fn (a, propps) =>
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1101
            (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
  1102
        | Defines defs => Defines (defs |> map (fn (a, (t, ps)) =>
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1103
            (a, (close_frees (#2 (ProofContext.cert_def ctxt t)), no_binds ps))))
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1104
        | e => e)
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1105
      end;
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1106
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1107
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1108
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
  1109
      (x, assoc_string (parms, x), mx)) fixes)
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1110
  | finish_ext_elem _ close (Assumes asms, propp) =
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1111
      close (Assumes (map #1 asms ~~ propp))
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1112
  | finish_ext_elem _ close (Defines defs, propp) =
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1113
      close (Defines (map #1 defs ~~ map (fn [(t, (ps, []))] => (t, ps)) propp))
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1114
  | finish_ext_elem _ _ (Notes facts, _) = Notes facts;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1115
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1116
(* CB: finish_parms introduces type info from parms to identifiers *)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15456
diff changeset
  1117
(* CB: only needed for types that have been NONE so far???
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1118
   If so, which are these??? *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1119
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1120
fun finish_parms parms (((name, ps), axs), elems) =
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1121
  (((name, map (fn (x, _) => (x, assoc (parms, x))) ps), axs), elems);
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1122
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1123
fun finish_elems ctxt parms _ (text, ((id, Int e), _)) =
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1124
      let
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1125
        val [(id', es)] = unify_elemss ctxt parms [(id, e)];
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1126
        val text' = Library.foldl (eval_text ctxt id' false) (text, es);
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1127
      in (text', (id', map Int es)) end
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1128
  | finish_elems ctxt parms do_close (text, ((id, Ext e), [propp])) =
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1129
      let
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1130
        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
  1131
        val text' = eval_text ctxt id true (text, e');
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1132
      in (text', (id, [Ext e'])) end;
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1133
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1134
in
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
  1135
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1136
(* CB: only called by prep_elemss *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1137
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1138
fun finish_elemss ctxt parms do_close =
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1139
  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
  1140
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1141
end;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1142
15127
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1143
(* CB: type inference and consistency checks for locales *)
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1144
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1145
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
  1146
  let
15127
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1147
    (* CB: contexts computed in the course of this function are discarded.
2550a5578d39 Disallowed "includes" in locale declarations.
ballarin
parents: 15104
diff changeset
  1148
       They are used for type inference and consistency checks only. *)
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1149
    (* CB: fixed_params are the parameters (with types) of the target locale,
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1150
       empty list if there is no target. *)
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1151
    (* 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
  1152
       context elements, the latter marked as internal or external. *)
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1153
    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
  1154
    (* 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
  1155
       the fixes elements in raw_elemss,
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1156
       raw_proppss contains assumptions and definitions from the
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1157
       external elements in raw_elemss. *)
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1158
    val raw_propps = map List.concat raw_proppss;
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1159
    val raw_propp = List.concat raw_propps;
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1160
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1161
    (* CB: add type information from fixed_params to context (declare_terms) *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1162
    (* CB: process patterns (conclusion and external elements only) *)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1163
    val (ctxt, all_propp) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1164
      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
  1165
    (* CB: add type information from conclusion and external elements
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1166
       to context *)
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1167
    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
  1168
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1169
    (* CB: resolve schematic variables (patterns) in conclusion and external
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1170
       elements. *)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1171
    val all_propp' = map2 (op ~~)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1172
      (#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
  1173
    val (concl, propp) = splitAt(length raw_concl, all_propp');
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1174
    val propps = unflat raw_propps propp;
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
  1175
    val proppss = map (uncurry unflat) (raw_proppss ~~ propps);
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1176
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1177
    (* CB: obtain all parameters from identifier part of raw_elemss *)
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1178
    val xs = map #1 (params_of' raw_elemss);
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
  1179
    val typing = unify_frozen ctxt 0
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1180
      (map (ProofContext.default_type raw_ctxt) xs)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1181
      (map (ProofContext.default_type ctxt) xs);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1182
    val parms = param_types (xs ~~ typing);
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1183
    (* CB: parms are the parameters from raw_elemss, with correct typing. *)
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
  1184
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1185
    (* CB: extract information from assumes and defines elements
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1186
       (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
  1187
       compute final form of context elements. *)
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1188
    val (text, elemss) = finish_elemss ctxt parms do_close
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1189
      (((([], []), ([], [])), ([], [], [])), raw_elemss ~~ proppss);
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1190
    (* CB: text has the following structure:
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1191
           (((exts, exts'), (ints, ints')), (xs, env, defs))
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1192
       where
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1193
         exts: external assumptions (terms in external assumes elements)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1194
         exts': dito, normalised wrt. env
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1195
         ints: internal assumptions (terms in internal assumes elements)
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1196
         ints': dito, normalised wrt. env
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1197
         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
  1198
           this includes parameters except defined parameters
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1199
         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
  1200
           is a free variable; substitutions represent defines elements and
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1201
           the rhs is normalised wrt. the previous env
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1202
         defs: theorems representing the substitutions from defines elements
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1203
           (thms are normalised wrt. env).
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1204
       elemss is an updated version of raw_elemss:
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1205
         - type info added to Fixes
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1206
         - axiom and definition statement replaced by corresponding one
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1207
           from proppss in Assumes and Defines
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1208
         - Facts unchanged
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1209
       *)
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
  1210
  in ((parms, elemss, concl), text) end;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1211
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1212
in
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
  1213
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1214
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
  1215
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
  1216
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1217
end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1218
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1219
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
  1220
(* facts and attributes *)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1221
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1222
local
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1223
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
  1224
fun prep_name ctxt name =
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1225
  (* CB: reject qualified theorem names in locale declarations *)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1226
  if NameSpace.is_qualified name then
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1227
    raise ProofContext.CONTEXT ("Illegal qualified name: " ^ quote name, ctxt)
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
  1228
  else name;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1229
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
  1230
fun prep_facts _ _ ctxt (Int elem) =
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
  1231
      map_values I I (Thm.transfer (ProofContext.theory_of ctxt)) elem
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
  1232
  | prep_facts get intern ctxt (Ext elem) = elem |> map_elem
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
  1233
     {var = I, typ = I, term = I,
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
  1234
      name = prep_name ctxt,
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
  1235
      fact = get ctxt,
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
  1236
      attrib = Args.assignable o intern (ProofContext.sign_of ctxt)};
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1237
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1238
in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1239
15703
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
  1240
fun read_facts x = prep_facts ProofContext.get_thms Attrib.intern_src x;
727ef1b8b3ee *** empty log message ***
wenzelm
parents: 15696
diff changeset
  1241
fun cert_facts x = prep_facts (K I) (K I) x;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1242
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1243
end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1244
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1245
12546
wenzelm
parents: 12532
diff changeset
  1246
(* full context statements: import + elements + conclusion *)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1247
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1248
local
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1249
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1250
fun prep_context_statement prep_expr prep_elemss prep_facts
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1251
    do_close fixed_params import elements raw_concl context =
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1252
  let
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
  1253
    val sign = ProofContext.sign_of context;
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1254
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1255
    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
  1256
    (* CB: normalise "includes" among elements *)
15696
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
  1257
    val (ids, raw_elemsss) = foldl_map (flatten (context, prep_expr sign))
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
  1258
      (import_ids, elements);
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
  1259
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
  1260
    val raw_elemss = List.concat raw_elemsss;
14508
859b11514537 Experimental command for instantiation of locales in proof contexts:
ballarin
parents: 14446
diff changeset
  1261
    (* 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
  1262
       context elements obtained from import and elements. *)
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1263
    val ((parms, all_elemss, concl), (spec, (_, _, defs))) = prep_elemss do_close
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1264
      context fixed_params (raw_import_elemss @ raw_elemss) raw_concl;
15696
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
  1265
    (* replace extended ids (for axioms) by ids *)
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
  1266
    val all_elemss' = map (fn (((_, ps), _), (((n, ps'), ax), elems)) =>
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
  1267
        (((n, List.filter (fn (p, _) => p mem ps) ps'), ax), elems))
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
  1268
      (ids ~~ all_elemss);
1da4ce092c0b First release of interpretation commands.
ballarin
parents: 15624
diff changeset
  1269
15206
09d78ec709c7 Modified locales: improved implementation of "includes".
ballarin
parents: 15127
diff changeset
  1270
    (* CB: all_elemss and parms contain the correct parameter types *)