src/Pure/Isar/locale.ML
author ballarin
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(*  Title:      Pure/Isar/locale.ML
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    ID:         $Id$
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    Author:     Markus Wenzel, LMU/TU Muenchen
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    License:    GPL (GNU GENERAL PUBLIC LICENSE)
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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, pages ??-??, in press.
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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, 'att) elem =
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    Fixes of (string * 'typ option * mixfix option) list |
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    Assumes of ((string * 'att list) * ('term * ('term list * 'term list)) list) list |
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    Defines of ((string * 'att list) * ('term * 'term list)) list |
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    Notes of ((string * 'att list) * ('fact * 'att list) list) list
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  datatype expr =
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    Locale of string |
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    Rename of expr * string option list |
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    Merge of expr list
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  val empty: expr
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  datatype ('typ, 'term, 'fact, 'att) elem_expr =
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    Elem of ('typ, 'term, 'fact, 'att) elem | Expr of expr
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  type 'att element
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  type 'att element_i
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  type locale
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  val intern: Sign.sg -> xstring -> string
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  val cond_extern: Sign.sg -> string -> xstring
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  val the_locale: theory -> string -> locale
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  val attribute: ('att -> context attribute) -> ('typ, 'term, 'thm, 'att) elem_expr
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    -> ('typ, 'term, 'thm, context attribute) elem_expr
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  val read_context_statement: xstring option -> context attribute element list ->
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    (string * (string list * string list)) list list -> context ->
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    string option * cterm list * context * context * (term * (term list * term list)) list list
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  val cert_context_statement: string option -> context attribute element_i list ->
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    (term * (term list * term list)) list list -> context ->
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    string option * cterm list * context * context * (term * (term list * term list)) list list
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  val print_locales: theory -> unit
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  val print_locale: theory -> expr -> context attribute element list -> unit
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  val add_locale: bool -> bstring -> expr -> context attribute element list -> theory -> theory
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  val add_locale_i: bool -> bstring -> expr -> context attribute element_i list
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    -> theory -> theory
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  val smart_have_thmss: string -> (string * 'a) Library.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 have_thmss: string -> xstring ->
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    ((bstring * context attribute list) * (xstring * context attribute list) list) list ->
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    theory -> theory * (bstring * thm list) list
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  val have_thmss_i: string -> string ->
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    ((bstring * context attribute list) * (thm list * context attribute list) list) list ->
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    theory -> theory * (bstring * thm list) list
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  val add_thmss: string -> ((string * thm list) * context attribute list) list ->
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    theory * context -> (theory * context) * (string * thm list) list
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  val prune_prems: theory -> thm -> thm
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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, 'att) elem =
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  Fixes of (string * 'typ option * mixfix option) list |
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  Assumes of ((string * 'att list) * ('term * ('term list * 'term list)) list) list |
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  Defines of ((string * 'att list) * ('term * 'term list)) list |
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  Notes of ((string * 'att list) * ('fact * 'att list) list) list;
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datatype expr =
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  Locale of string |
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  Rename of expr * string option list |
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  Merge of expr list;
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val empty = Merge [];
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datatype ('typ, 'term, 'fact, 'att) elem_expr =
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  Elem of ('typ, 'term, 'fact, 'att) elem | Expr of expr;
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type 'att element = (string, string, string, 'att) elem_expr;
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type 'att element_i = (typ, term, thm list, 'att) elem_expr;
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type locale =
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 {view: cterm list * thm list,
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    (* If locale "loc" contains assumptions, either via import or in the
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       locale body, a locale predicate "loc" is defined capturing all the
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       assumptions.  If both import and body contain assumptions, additionally
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       a delta predicate "loc_axioms" is defined that abbreviates the
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       assumptions of the body.
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       The context generated when entering "loc" contains not (necessarily) a
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       single assumption "loc", but a list of assumptions of all locale
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       predicates of locales without import and all delta predicates of
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       locales with import from the import hierarchy (duplicates removed,
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       cf. [1], normalisation of locale expressions).
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       The first part of view in the above definition (also called statement)
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       represents this list of assumptions.  The second part (also called
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       axioms) contains projections from the predicate "loc" to these
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       assumptions.
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     *)
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  import: expr,                                                         (*dynamic import*)
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  elems: ((typ, term, thm list, context attribute) elem * stamp) list,  (*static content*)
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  params: (string * typ option) list * string list};                  (*all/local params*)
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fun make_locale view import elems params =
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 {view = view, import = import, elems = elems, params = params}: locale;
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(** theory data **)
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structure LocalesArgs =
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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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  val empty = (NameSpace.empty, Symtab.empty);
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  val copy = I;
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  val prep_ext = I;
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  (*joining of locale elements: only facts may be added later!*)
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  fun join ({view, import, elems, params}: locale, {elems = elems', ...}: locale) =
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    Some (make_locale view import (gen_merge_lists eq_snd elems elems') params);
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  fun merge ((space1, locs1), (space2, locs2)) =
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    (NameSpace.merge (space1, space2), Symtab.join join (locs1, locs2));
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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 LocalesData = TheoryDataFun(LocalesArgs);
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val print_locales = LocalesData.print;
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val intern = NameSpace.intern o #1 o LocalesData.get_sg;
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val cond_extern = NameSpace.cond_extern o #1 o LocalesData.get_sg;
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(* access locales *)
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fun declare_locale name =
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  LocalesData.map (apfst (fn space => (NameSpace.extend (space, [name]))));
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fun put_locale name loc = LocalesData.map (apsnd (fn locs => Symtab.update ((name, loc), locs)));
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fun get_locale thy name = Symtab.lookup (#2 (LocalesData.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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(* 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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(** Name suffix of internal delta predicates.
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    These specify additional assumptions in a locale with import.
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    Also name of theorem set with destruct rules for locale main
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    predicates. **)
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val axiomsN = "axioms";
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local
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(* A trie-like structure is used to compute a cover of a normalised
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   locale specification.  Entries of the trie will be identifiers:
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   locale names with parameter lists. *)
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datatype 'a trie = Trie of ('a * 'a trie) list;
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(* Subsumption relation on identifiers *)
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fun subsumes thy ((name1, args1), (name2, args2)) =
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  (name2 = "" andalso null args2) orelse
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  ((name2 = name1 orelse imports thy (name1, name2)) andalso
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    (args2 prefix args1));
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(* Insert into trie, wherever possible but avoiding branching *)
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fun insert_ident subs id (Trie trie) =
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  let
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    fun insert id [] = [(id, Trie [])]
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      | insert id ((id', Trie t')::ts) =
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          if subs (id, id')
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          then if null ts
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            then [(id', Trie (insert id t'))] (* avoid new branch *)
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            else (id', Trie (insert id t'))::insert id ts
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          else (id', Trie t')::insert id ts
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  in Trie (insert id trie) end;
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(* List of leaves of a trie, removing duplicates *)
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fun leaves _ (Trie []) = []
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  | leaves eq (Trie ((id, Trie [])::ts)) =
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      gen_ins eq (id, leaves eq (Trie ts))
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  | leaves eq (Trie ((id, ts')::ts)) =
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      gen_merge_lists eq (leaves eq ts') (leaves eq (Trie ts));
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in 
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(** Prune premises:
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   Remove internal delta predicates (generated by "includes") from the
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   premises of a theorem.
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   Assumes no outer quanfifiers and no flex-flex pairs.
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   May change names of TVars.
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   Performs compress and close_derivation on result, if modified. **)
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(* Note: reconstruction of the correct premises fails for subspace_normed_vs
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   in HOL/Real/HahnBanach/NormedSpace.thy.  This cannot be fixed since in the
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   current setup there is no way of distinguishing whether the theorem
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   statement involved "includes subspace F E + normed_vectorspace E" or
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   "includes subspace F E + vectorspace E + norm E norm".
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*)
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fun prune_prems thy thm = let
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  val sign = Theory.sign_of thy;
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  fun analyse cprem =
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    (* Returns None if head of premise is not a predicate defined by a locale,
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       returns also None if locale has a view but predicate is not *_axioms
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       since this is a premise that wasn't generated by includes.  *)
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    case Term.strip_comb (ObjectLogic.drop_judgment sign (term_of cprem)) of
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	(Const (raw_name, T), args) => let
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            val name = unsuffix ("_" ^ axiomsN) raw_name
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              handle LIST _ => raw_name
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          in case get_locale thy name of
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		None => None
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	      | Some {view = (_, axioms), ...} =>
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                  if name = raw_name andalso not (null axioms)
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                  then None
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                  else Some (((name, args), T), name = raw_name)
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          end
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      | _ => None;
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  val TFrees = add_term_tfree_names (prop_of thm, []);
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    (* Ignores TFrees in flex-flex pairs ! *)
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  val (frozen, thaw) = Drule.freeze_thaw thm;
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  val cprop = cprop_of frozen;
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  val cprems = Drule.strip_imp_prems cprop;
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  val analysis = map analyse cprems;
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in
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  if foldl (fn (b, None) => b | (b, Some (_, b')) => b andalso b')
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           (true, analysis)
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  then thm   (* No premise contains *_axioms predicate
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                ==> no changes necessary. *)
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  else let
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    val ids = map (apsome fst) analysis;
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    (* Analyse dependencies of locale premises: store in trie. *)
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    fun subs ((x, _), (y, _)) = subsumes thy (x, y);
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    val Trie depcs = foldl (fn (trie, None) => trie
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			     | (trie, Some id) => insert_ident subs id trie)
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			   (Trie [], ids);
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    (* Assemble new theorem; new prems will be hyps.
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       Axioms is an intermediate list of locale axioms required to
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       replace old premises by new ones. *)
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    fun scan ((roots, thm, cprems', axioms), (cprem, id)) =
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	  case id of
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	      None => (roots, implies_elim thm (assume cprem),
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		       cprems' @ [cprem], [])
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					       (* Normal premise: keep *)
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	    | Some id =>                       (* Locale premise *)
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		let
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		  fun elim_ax [] thm =  (* locale has no axioms *)
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		      implies_elim thm (assume cprem)
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		    | elim_ax axs thm = let
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		    (* Eliminate first premise of thm, which is of the form
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                       id.  Add hyp of the used axiom to thm. *)
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		    val ax = the (assoc (axs, fst (fst id)))
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	              handle _ => error ("Internal error in Locale.prune_\
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                        \prems: axiom for premise" ^
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                        fst (fst id) ^ " not found.");
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		    val [ax_cprem] = Drule.strip_imp_prems (cprop_of ax)
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		      handle _ => error ("Internal error in Locale.prune_\
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                        \prems: exactly one premise in axiom expected.");
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		    val ax_hyp = implies_elim ax (assume (ax_cprem))
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		  in implies_elim thm ax_hyp
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		  end
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		in
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		  if null roots
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		  then (roots, elim_ax axioms thm, cprems', axioms)
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					       (* Remaining premise: drop *)
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		  else let
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		      fun mk_cprem ((name, args), T) = cterm_of sign
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                        (ObjectLogic.assert_propT sign
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			  (Term.list_comb (Const (name, T), args)));
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		      fun get_axs ((name, args), _) = let
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			  val {view = (_, axioms), ...} = the_locale thy name;
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			  fun inst ax =
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			    let
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			      val std = standard ax;
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                              val (prem, concl) =
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                                Logic.dest_implies (prop_of std);
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			      val (Const (name2, _), _) = Term.strip_comb
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				(ObjectLogic.drop_judgment sign concl);
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                              val (_, vars) = Term.strip_comb
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				(ObjectLogic.drop_judgment sign prem);
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			      val cert = map (cterm_of sign);
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			    in (unsuffix ("_" ^ axiomsN) name2
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                                  handle LIST _ => name2,
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			       cterm_instantiate (cert vars ~~ cert args) std)
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			    end;
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			in map inst axioms end;
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		      val (id', trie) = hd roots;
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		    in if id = id'
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		      then                     (* Initial premise *)
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			let
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			  val lvs = leaves eq_fst (Trie [(id', trie)]);
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			  val axioms' = flat (map get_axs lvs)
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			in (tl roots, elim_ax axioms' thm,
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                            cprems' @ map (mk_cprem) lvs, axioms')
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			end
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		      else (roots, elim_ax axioms thm, cprems', axioms)
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					       (* Remaining premise: drop *)
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		    end
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		end;
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    val (_, thm', cprems', _) =
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      (foldl scan ((depcs, frozen, [], []), cprems ~~ ids));
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    val thm'' = implies_intr_list cprems' thm';
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  in
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    fst (varifyT' TFrees (thaw thm''))
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    |> Thm.compress |> Drule.close_derivation
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  end
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end;
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end (* local *)
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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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    fun prt_id (name, parms) =
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      [Pretty.block (Pretty.breaks (map Pretty.str (cond_extern sign name :: parms)))];
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    val prt_ids = flat (separate [Pretty.str " +", Pretty.brk 1] (map prt_id ids));
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    val err_msg =
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      if forall (equal "" o #1) ids then msg
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      else msg ^ "\n" ^ Pretty.string_of (Pretty.block
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        (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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(** primitives **)
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(* renaming *)
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fun rename ren x = if_none (assoc_string (ren, x)) x;
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fun rename_term ren (Free (x, T)) = Free (rename ren x, T)
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  | rename_term ren (t $ u) = rename_term ren t $ rename_term ren u
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  | rename_term ren (Abs (x, T, t)) = Abs (x, T, rename_term ren t)
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  | rename_term _ a = a;
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fun rename_thm ren th =
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  let
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    val {sign, hyps, prop, maxidx, ...} = Thm.rep_thm th;
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    val cert = Thm.cterm_of sign;
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    val (xs, Ts) = Library.split_list (foldl Term.add_frees ([], prop :: hyps));
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    val xs' = map (rename ren) xs;
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    fun cert_frees names = map (cert o Free) (names ~~ Ts);
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    fun cert_vars names = map (cert o Var o apfst (rpair (maxidx + 1))) (names ~~ Ts);
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  in
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    if xs = xs' then th
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    else
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      th
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      |> Drule.implies_intr_list (map cert hyps)
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      |> Drule.forall_intr_list (cert_frees xs)
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      |> Drule.forall_elim_list (cert_vars xs)
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      |> Thm.instantiate ([], cert_vars xs ~~ cert_frees xs')
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      |> (fn th' => Drule.implies_elim_list th' (map (Thm.assume o cert o rename_term ren) hyps))
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   398
  end;
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   399
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fun rename_elem ren (Fixes fixes) = Fixes (fixes |> map (fn (x, T, mx) =>
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   401
      let val x' = rename ren x in
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   402
        if x = x' then (x, T, mx)
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   403
        else (x', T, if mx = None then mx else Some Syntax.NoSyn)    (*drop syntax*)
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   404
      end))
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   405
  | rename_elem ren (Assumes asms) = Assumes (map (apsnd (map (fn (t, (ps, qs)) =>
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   406
      (rename_term ren t, (map (rename_term ren) ps, map (rename_term ren) qs))))) asms)
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   407
  | rename_elem ren (Defines defs) = Defines (map (apsnd (fn (t, ps) =>
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   408
      (rename_term ren t, map (rename_term ren) ps))) defs)
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   409
  | rename_elem ren (Notes facts) = Notes (map (apsnd (map (apfst (map (rename_thm ren))))) facts);
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   410
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   411
fun rename_facts prfx elem =
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   412
  let
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   413
    fun qualify (arg as ((name, atts), x)) =
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   414
      if prfx = "" orelse name = "" then arg
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   415
      else ((NameSpace.pack [prfx, name], atts), x);
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   416
  in
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   417
    (case elem of
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   418
      Fixes fixes => Fixes fixes
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   419
    | Assumes asms => Assumes (map qualify asms)
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   420
    | Defines defs => Defines (map qualify defs)
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   421
    | Notes facts => Notes (map qualify facts))
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   422
  end;
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   423
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   424
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   425
(* type instantiation *)
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   426
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   427
fun inst_type [] T = T
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   428
  | inst_type env T = Term.map_type_tfree (fn v => if_none (assoc (env, v)) (TFree v)) T;
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   429
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   430
fun inst_term [] t = t
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   431
  | inst_term env t = Term.map_term_types (inst_type env) t;
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   432
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   433
fun inst_thm _ [] th = th
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   434
  | inst_thm ctxt env th =
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   435
      let
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   436
        val sign = ProofContext.sign_of ctxt;
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   437
        val cert = Thm.cterm_of sign;
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   438
        val certT = Thm.ctyp_of sign;
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   439
        val {hyps, prop, maxidx, ...} = Thm.rep_thm th;
12579
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   440
        val tfrees = foldr Term.add_term_tfree_names (prop :: hyps, []);
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   441
        val env' = filter (fn ((a, _), _) => a mem_string tfrees) env;
12502
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   442
      in
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   443
        if null env' then th
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   444
        else
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   445
          th
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   446
          |> Drule.implies_intr_list (map cert hyps)
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   447
          |> Drule.tvars_intr_list (map (#1 o #1) env')
12502
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   448
          |> (fn (th', al) => th' |>
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   449
            Thm.instantiate ((map (fn ((a, _), T) => (the (assoc (al, a)), certT T)) env'), []))
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   450
          |> (fn th'' => Drule.implies_elim_list th''
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   451
              (map (Thm.assume o cert o inst_term env') hyps))
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   452
      end;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   453
13211
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   454
fun inst_elem _ env (Fixes fixes) =
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   455
      Fixes (map (fn (x, T, mx) => (x, apsome (inst_type env) T, mx)) fixes)
13211
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   456
  | inst_elem _ env (Assumes asms) = Assumes (map (apsnd (map (fn (t, (ps, qs)) =>
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   457
      (inst_term env t, (map (inst_term env) ps, map (inst_term env) qs))))) asms)
13211
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   458
  | inst_elem _ env (Defines defs) = Defines (map (apsnd (fn (t, ps) =>
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   459
      (inst_term env t, map (inst_term env) ps))) defs)
13211
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   460
  | inst_elem ctxt env (Notes facts) =
aabdb4b33625 BUG FIX in inst_thm: use current context instead of that of thm!!!
wenzelm
parents: 12958
diff changeset
   461
      Notes (map (apsnd (map (apfst (map (inst_thm ctxt env))))) facts);
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   462
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   463
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   464
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   465
(** structured contexts: rename + merge + implicit type instantiation **)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   466
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   467
(* parameter types *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   468
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   469
fun frozen_tvars ctxt Ts =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   470
  let
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   471
    val tvars = rev (foldl Term.add_tvarsT ([], Ts));
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   472
    val tfrees = map TFree
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   473
      (Term.invent_type_names (ProofContext.used_types ctxt) (length tvars) ~~ map #2 tvars);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   474
  in map #1 tvars ~~ tfrees end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   475
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   476
fun unify_frozen ctxt maxidx Ts Us =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   477
  let
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   478
    fun paramify (i, None) = (i, None)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   479
      | paramify (i, Some T) = apsnd Some (Type.paramify_dummies (i, T));
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   480
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   481
    val (maxidx', Ts') = foldl_map paramify (maxidx, Ts);
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   482
    val (maxidx'', Us') = foldl_map paramify (maxidx', Us);
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   483
    val tsig = Sign.tsig_of (ProofContext.sign_of ctxt);
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   484
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   485
    fun unify (env, (Some T, Some U)) = (Type.unify tsig env (U, T)
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   486
          handle Type.TUNIFY =>
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   487
            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
   488
      | unify (env, _) = env;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   489
    val (unifier, _) = foldl unify ((Vartab.empty, maxidx''), Ts' ~~ Us');
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   490
    val Vs = map (apsome (Envir.norm_type unifier)) Us';
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   491
    val unifier' = Vartab.extend (unifier, frozen_tvars ctxt (mapfilter I Vs));
12532
wenzelm
parents: 12529
diff changeset
   492
  in map (apsome (Envir.norm_type unifier')) Vs end;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   493
12730
fd0f8fa2b6bd produce predicate text;
wenzelm
parents: 12727
diff changeset
   494
fun params_of elemss = gen_distinct eq_fst (flat (map (snd o fst) elemss));
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   495
fun param_types ps = mapfilter (fn (_, None) => None | (x, Some T) => Some (x, T)) ps;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   496
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   497
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   498
(* flatten expressions *)
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   499
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   500
local
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   501
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   502
fun unique_parms ctxt elemss =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   503
  let
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   504
    val param_decls =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   505
      flat (map (fn ((name, (ps, qs)), _) => map (rpair (name, ps)) qs) elemss)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   506
      |> Symtab.make_multi |> Symtab.dest;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   507
  in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   508
    (case find_first (fn (_, ids) => length ids > 1) param_decls of
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   509
      Some (q, ids) => err_in_locale ctxt ("Multiple declaration of parameter " ^ quote q)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   510
          (map (apsnd (map fst)) ids)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   511
    | None => map (apfst (apsnd #1)) elemss)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   512
  end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   513
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   514
fun unify_parms ctxt fixed_parms raw_parmss =
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   515
  let
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   516
    val tsig = Sign.tsig_of (ProofContext.sign_of ctxt);
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   517
    val maxidx = length raw_parmss;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   518
    val idx_parmss = (0 upto maxidx - 1) ~~ raw_parmss;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   519
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   520
    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
   521
    fun varify_parms (i, ps) = map (apsnd (varify i)) (param_types ps);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   522
    val parms = fixed_parms @ flat (map varify_parms idx_parmss);
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   523
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   524
    fun unify T ((env, maxidx), U) = Type.unify tsig (env, maxidx) (U, T)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   525
      handle Type.TUNIFY => raise TYPE ("unify_parms: failed to unify types", [U, T], []);
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   526
    fun unify_list (envir, T :: Us) = foldl (unify T) (envir, Us)
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   527
      | unify_list (envir, []) = envir;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   528
    val (unifier, _) = foldl unify_list
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   529
      ((Vartab.empty, maxidx), map #2 (Symtab.dest (Symtab.make_multi parms)));
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   530
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   531
    val parms' = map (apsnd (Envir.norm_type unifier)) (gen_distinct eq_fst parms);
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   532
    val unifier' = Vartab.extend (unifier, frozen_tvars ctxt (map #2 parms'));
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   533
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   534
    fun inst_parms (i, ps) =
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   535
      foldr Term.add_typ_tfrees (mapfilter snd ps, [])
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   536
      |> mapfilter (fn (a, S) =>
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   537
          let val T = Envir.norm_type unifier' (TVar ((a, i), S))
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   538
          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
   539
  in map inst_parms idx_parmss end;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   540
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   541
in
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   542
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   543
fun unify_elemss _ _ [] = []
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   544
  | unify_elemss _ [] [elems] = [elems]
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   545
  | unify_elemss ctxt fixed_parms elemss =
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   546
      let
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   547
        val envs = unify_parms ctxt fixed_parms (map (#2 o #1) elemss);
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   548
        fun inst (((name, ps), elems), env) =
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   549
          ((name, map (apsnd (apsome (inst_type env))) ps), (map (inst_elem ctxt env) elems));
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   550
      in map inst (elemss ~~ envs) end;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   551
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   552
fun flatten_expr ctxt (prev_idents, expr) =
12014
035ab884b9e0 beginnings of new locales (not yet functional);
wenzelm
parents: 11896
diff changeset
   553
  let
035ab884b9e0 beginnings of new locales (not yet functional);
wenzelm
parents: 11896
diff changeset
   554
    val thy = ProofContext.theory_of ctxt;
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   555
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   556
    fun renaming (Some x :: xs) (y :: ys) = (y, x) :: renaming xs ys
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   557
      | renaming (None :: xs) (y :: ys) = renaming xs ys
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   558
      | renaming [] _ = []
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   559
      | renaming xs [] = raise ERROR_MESSAGE ("Too many arguments in renaming: " ^
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   560
          commas (map (fn None => "_" | Some x => quote x) xs));
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   561
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   562
    fun rename_parms ren (name, ps) =
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   563
      let val ps' = map (rename ren) ps in
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   564
        (case duplicates ps' of [] => (name, ps')
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   565
        | dups => err_in_locale ctxt ("Duplicate parameters: " ^ commas_quote dups) [(name, ps')])
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   566
      end;
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   567
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   568
    fun identify ((ids, parms), Locale name) =
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   569
    (* CB: ids is list of pairs: locale name and list of parameter renamings,
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   570
       parms is accumulated list of parameters *)
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   571
          let
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   572
            val {import, params, ...} = the_locale thy name;
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   573
            val ps = map #1 (#1 params);
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   574
          in
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   575
            if (name, ps) mem ids then (ids, parms)
12277
2b28d7dd91f5 improved ordering of evaluated elements;
wenzelm
parents: 12273
diff changeset
   576
            else
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   577
              let val (ids', parms') = identify ((ids, parms), import);  (*acyclic dependencies!*)
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   578
              in (ids' @ [(name, ps)], merge_lists parms' ps) end
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   579
          end
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   580
      | identify ((ids, parms), Rename (e, xs)) =
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   581
          let
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   582
            val (ids', parms') = identify (([], []), e);
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   583
            val ren = renaming xs parms'
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   584
              handle ERROR_MESSAGE msg => err_in_locale ctxt msg ids';
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   585
            val ids'' = distinct (map (rename_parms ren) ids');
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   586
            val parms'' = distinct (flat (map #2 ids''));
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   587
          in (merge_lists ids ids'', merge_lists parms parms'') end
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   588
      | identify (arg, Merge es) = foldl identify (arg, es);
12014
035ab884b9e0 beginnings of new locales (not yet functional);
wenzelm
parents: 11896
diff changeset
   589
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   590
    fun eval (name, xs) =
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   591
      let
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   592
        val {params = (ps, qs), elems, ...} = the_locale thy name;
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   593
        val ren = filter_out (op =) (map #1 ps ~~ xs);
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   594
        val (params', elems') =
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   595
          if null ren then ((ps, qs), map #1 elems)
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   596
          else ((map (apfst (rename ren)) ps, map (rename ren) qs),
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   597
            map (rename_elem ren o #1) elems);
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   598
        val elems'' = map (rename_facts (space_implode "_" xs)) elems';
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   599
      in ((name, params'), elems'') end;
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   600
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   601
    val idents = gen_rems (op =) (#1 (identify (([], []), expr)), prev_idents);
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   602
    val raw_elemss = unique_parms ctxt (map eval idents);
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   603
    val elemss = unify_elemss ctxt [] raw_elemss;
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   604
  in (prev_idents @ idents, elemss) end;
12046
a404358fd965 locale elements;
wenzelm
parents: 12014
diff changeset
   605
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   606
end;
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   607
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   608
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   609
(* activate elements *)
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   610
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   611
local
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   612
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   613
fun export_axioms axs _ hyps th =
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   614
  th |> Drule.satisfy_hyps axs
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   615
  |> Drule.implies_intr_list (Library.drop (length axs, hyps))
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   616
  |> Seq.single;
12263
6f2acf10e2a2 locale expressions;
wenzelm
parents: 12143
diff changeset
   617
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   618
fun activate_elem _ ((ctxt, axs), Fixes fixes) = ((ctxt |> ProofContext.add_fixes fixes, axs), [])
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   619
  | activate_elem _ ((ctxt, axs), Assumes asms) =
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   620
      let
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   621
        val ts = flat (map (map #1 o #2) asms);
13629
a46362d2b19b take/drop -> splitAt
nipkow
parents: 13460
diff changeset
   622
        val (ps,qs) = splitAt (length ts, axs)
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
   623
        val (ctxt', _) =
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   624
          ctxt |> ProofContext.fix_frees ts
13629
a46362d2b19b take/drop -> splitAt
nipkow
parents: 13460
diff changeset
   625
          |> ProofContext.assume_i (export_axioms ps) asms;
a46362d2b19b take/drop -> splitAt
nipkow
parents: 13460
diff changeset
   626
      in ((ctxt', qs), []) end
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   627
  | activate_elem _ ((ctxt, axs), Defines defs) =
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
   628
      let val (ctxt', _) =
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   629
        ctxt |> ProofContext.assume_i ProofContext.export_def
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   630
          (defs |> map (fn ((name, atts), (t, ps)) =>
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   631
            let val (c, t') = ProofContext.cert_def ctxt t
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   632
            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
   633
      in ((ctxt', axs), []) end
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   634
  | activate_elem is_ext ((ctxt, axs), Notes facts) =
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   635
      let val (ctxt', res) = ctxt |> ProofContext.have_thmss_i facts
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
   636
      in ((ctxt', axs), if is_ext then res else []) end;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   637
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   638
fun activate_elems ((name, ps), elems) (ctxt, axs) =
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   639
  let val ((ctxt', axs'), res) =
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   640
    foldl_map (activate_elem (name = "")) ((ProofContext.qualified true ctxt, axs), elems)
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   641
      handle ProofContext.CONTEXT (msg, ctxt) => err_in_locale ctxt msg [(name, map fst ps)]
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   642
  in ((ProofContext.restore_qualified ctxt ctxt', axs'), res) end;
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   643
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   644
fun activate_elemss prep_facts = foldl_map (fn ((ctxt, axs), ((name, ps), raw_elems)) =>
12834
e5bec3268932 added locale_facts(_i) interface (useful for simple ML proof tools);
wenzelm
parents: 12806
diff changeset
   645
  let
e5bec3268932 added locale_facts(_i) interface (useful for simple ML proof tools);
wenzelm
parents: 12806
diff changeset
   646
    val elems = map (prep_facts ctxt) raw_elems;
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   647
    val ((ctxt', axs'), res) = apsnd flat (activate_elems ((name, ps), elems) (ctxt, axs));
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   648
  in ((ctxt', axs'), (((name, ps), elems), res)) end);
12834
e5bec3268932 added locale_facts(_i) interface (useful for simple ML proof tools);
wenzelm
parents: 12806
diff changeset
   649
12546
wenzelm
parents: 12532
diff changeset
   650
in
wenzelm
parents: 12532
diff changeset
   651
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   652
fun activate_facts prep_facts arg =
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   653
  apsnd (apsnd flat o Library.split_list) (activate_elemss prep_facts arg);
12546
wenzelm
parents: 12532
diff changeset
   654
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   655
end;
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   656
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   657
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   658
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   659
(** prepare context elements **)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   660
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   661
(* expressions *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   662
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   663
fun intern_expr sg (Locale xname) = Locale (intern sg xname)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   664
  | 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
   665
  | 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
   666
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   667
12546
wenzelm
parents: 12532
diff changeset
   668
(* attributes *)
wenzelm
parents: 12532
diff changeset
   669
wenzelm
parents: 12532
diff changeset
   670
local fun read_att attrib (x, srcs) = (x, map attrib srcs) in
wenzelm
parents: 12532
diff changeset
   671
14446
0bc2519e9990 *** empty log message ***
ballarin
parents: 14291
diff changeset
   672
(* Map attrib over
0bc2519e9990 *** empty log message ***
ballarin
parents: 14291
diff changeset
   673
   * A context element: add attrib to attribute lists of assumptions,
0bc2519e9990 *** empty log message ***
ballarin
parents: 14291
diff changeset
   674
     definitions and facts (on both sides for facts).
0bc2519e9990 *** empty log message ***
ballarin
parents: 14291
diff changeset
   675
   * Locale expression: no effect. *)
0bc2519e9990 *** empty log message ***
ballarin
parents: 14291
diff changeset
   676
0bc2519e9990 *** empty log message ***
ballarin
parents: 14291
diff changeset
   677
12546
wenzelm
parents: 12532
diff changeset
   678
fun attribute _ (Elem (Fixes fixes)) = Elem (Fixes fixes)
wenzelm
parents: 12532
diff changeset
   679
  | attribute attrib (Elem (Assumes asms)) = Elem (Assumes (map (apfst (read_att attrib)) asms))
wenzelm
parents: 12532
diff changeset
   680
  | attribute attrib (Elem (Defines defs)) = Elem (Defines (map (apfst (read_att attrib)) defs))
wenzelm
parents: 12532
diff changeset
   681
  | attribute attrib (Elem (Notes facts)) =
wenzelm
parents: 12532
diff changeset
   682
      Elem (Notes (map (apfst (read_att attrib) o apsnd (map (read_att attrib))) facts))
wenzelm
parents: 12532
diff changeset
   683
  | attribute _ (Expr expr) = Expr expr;
wenzelm
parents: 12532
diff changeset
   684
wenzelm
parents: 12532
diff changeset
   685
end;
wenzelm
parents: 12532
diff changeset
   686
wenzelm
parents: 12532
diff changeset
   687
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   688
(* parameters *)
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   689
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   690
local
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   691
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   692
fun prep_fixes prep_vars ctxt fixes =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   693
  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
   694
  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
   695
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   696
in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   697
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   698
fun read_fixes x = prep_fixes ProofContext.read_vars x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   699
fun cert_fixes x = prep_fixes ProofContext.cert_vars x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   700
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   701
end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   702
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   703
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   704
(* propositions and bindings *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   705
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   706
datatype ('a, 'b) int_ext = Int of 'a | Ext of 'b;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   707
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   708
local
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   709
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   710
local
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   711
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   712
fun declare_int_elem (ctxt, Fixes fixes) =
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   713
      (ctxt |> ProofContext.add_fixes (map (fn (x, T, mx) =>
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   714
        (x, apsome (Term.map_type_tfree (Type.param 0)) T, mx)) fixes), [])
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   715
  | declare_int_elem (ctxt, _) = (ctxt, []);
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   716
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   717
fun declare_ext_elem prep_fixes (ctxt, Fixes fixes) =
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   718
      (ctxt |> ProofContext.add_fixes (prep_fixes ctxt fixes), [])
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   719
  | declare_ext_elem _ (ctxt, Assumes asms) = (ctxt, map #2 asms)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   720
  | 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
   721
  | declare_ext_elem _ (ctxt, Notes facts) = (ctxt, []);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   722
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   723
fun declare_elems prep_fixes (ctxt, ((name, ps), elems)) =
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   724
  let val (ctxt', propps) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   725
    (case elems of
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   726
      Int es => foldl_map declare_int_elem (ctxt, es)
12546
wenzelm
parents: 12532
diff changeset
   727
    | 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
   728
    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
   729
  in (ctxt', propps) end;
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   730
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   731
in
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   732
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   733
(* CB: only called by prep_elemss. *)
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   734
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   735
fun declare_elemss prep_fixes fixed_params raw_elemss ctxt =
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   736
  let
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   737
    (* 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
   738
       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
   739
       distinct from types of parameters in target (fixed_params).  *)
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   740
    val ctxt_with_fixed =
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   741
      ProofContext.declare_terms (map Free fixed_params) ctxt;
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   742
    val int_elemss =
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   743
      raw_elemss
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   744
      |> mapfilter (fn (id, Int es) => Some (id, es) | _ => None)
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   745
      |> unify_elemss ctxt_with_fixed fixed_params;
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   746
    val (_, raw_elemss') =
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   747
      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
   748
        (int_elemss, raw_elemss);
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   749
  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
   750
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   751
end;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   752
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   753
local
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   754
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   755
val norm_term = Envir.beta_norm oo Term.subst_atomic;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   756
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   757
fun abstract_term eq =    (*assumes well-formedness according to ProofContext.cert_def*)
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   758
  let
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   759
    val body = Term.strip_all_body eq;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   760
    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
   761
    val (lhs, rhs) = Logic.dest_equals (Term.subst_bounds (vars, body));
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   762
    val (f, xs) = Term.strip_comb lhs;
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   763
    val eq' = Term.list_abs_free (map Term.dest_Free xs, rhs);
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   764
  in (Term.dest_Free f, eq') end;
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   765
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   766
fun abstract_thm sign eq =
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   767
  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
   768
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   769
fun bind_def ctxt (name, ps) ((xs, env, ths), eq) =
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   770
  let
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   771
    val ((y, T), b) = abstract_term eq;
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   772
    val b' = norm_term env b;
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   773
    val th = abstract_thm (ProofContext.sign_of ctxt) eq;
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   774
    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
   775
  in
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   776
    conditional (exists (equal y o #1) xs) (fn () =>
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   777
      err "Attempt to define previously specified variable");
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   778
    conditional (exists (fn (Free (y', _), _) => y = y' | _ => false) env) (fn () =>
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   779
      err "Attempt to redefine variable");
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   780
    (Term.add_frees (xs, b'), (Free (y, T), b') :: env, th :: ths)
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   781
  end;
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   782
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   783
fun eval_text _ _ _ (text, Fixes _) = text
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   784
  | eval_text _ _ is_ext ((((exts, exts'), (ints, ints')), (xs, env, defs)), Assumes asms) =
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   785
      let
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   786
        val ts = flat (map (map #1 o #2) asms);
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   787
        val ts' = map (norm_term env) ts;
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   788
        val spec' =
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   789
          if is_ext then ((exts @ ts, exts' @ ts'), (ints, ints'))
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   790
          else ((exts, exts'), (ints @ ts, ints' @ ts'));
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   791
      in (spec', (foldl Term.add_frees (xs, ts'), env, defs)) end
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   792
  | eval_text ctxt id _ ((spec, binds), Defines defs) =
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   793
      (spec, foldl (bind_def ctxt id) (binds, map (#1 o #2) defs))
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   794
  | eval_text _ _ _ (text, Notes _) = text;
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   795
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   796
fun closeup _ false elem = elem
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   797
  | closeup ctxt true elem =
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   798
      let
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   799
        fun close_frees t =
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   800
          let val frees = rev (filter_out (ProofContext.is_fixed ctxt o #1)
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   801
            (Term.add_frees ([], t)))
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   802
          in Term.list_all_free (frees, t) end;
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   803
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   804
        fun no_binds [] = []
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   805
          | no_binds _ =
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   806
              raise ProofContext.CONTEXT ("Illegal term bindings in locale element", ctxt);
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   807
      in
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   808
        (case elem of
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   809
          Assumes asms => Assumes (asms |> map (fn (a, propps) =>
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   810
            (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
   811
        | Defines defs => Defines (defs |> map (fn (a, (t, ps)) =>
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   812
            (a, (close_frees (#2 (ProofContext.cert_def ctxt t)), no_binds ps))))
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   813
        | e => e)
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   814
      end;
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   815
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   816
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   817
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
   818
      (x, assoc_string (parms, x), mx)) fixes)
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   819
  | finish_ext_elem _ close (Assumes asms, propp) =
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   820
      close (Assumes (map #1 asms ~~ propp))
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   821
  | finish_ext_elem _ close (Defines defs, propp) =
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   822
      close (Defines (map #1 defs ~~ map (fn [(t, (ps, []))] => (t, ps)) propp))
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   823
  | finish_ext_elem _ _ (Notes facts, _) = Notes facts;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   824
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   825
fun finish_parms parms ((name, ps), elems) =
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   826
  ((name, map (fn (x, _) => (x, assoc (parms, x))) ps), elems);
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   827
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   828
fun finish_elems ctxt parms _ (text, ((id, Int e), _)) =
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   829
      let
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   830
        val [(_, es)] = unify_elemss ctxt parms [(id, e)];
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   831
        val text' = foldl (eval_text ctxt id false) (text, es);
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   832
      in (text', (id, map Int es)) end
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   833
  | finish_elems ctxt parms do_close (text, ((id, Ext e), [propp])) =
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   834
      let
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   835
        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
   836
        val text' = eval_text ctxt id true (text, e');
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   837
      in (text', (id, [Ext e'])) end;
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   838
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   839
in
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   840
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   841
fun finish_elemss ctxt parms do_close =
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   842
  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
   843
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   844
end;
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   845
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   846
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
   847
  let
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   848
    val (raw_ctxt, raw_proppss) = declare_elemss prep_fixes fixed_params raw_elemss context;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   849
    val raw_propps = map flat raw_proppss;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   850
    val raw_propp = flat raw_propps;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   851
    val (ctxt, all_propp) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   852
      prepp (ProofContext.declare_terms (map Free fixed_params) raw_ctxt, raw_concl @ raw_propp);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   853
    val ctxt = ProofContext.declare_terms (flat (map (map fst) all_propp)) ctxt;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   854
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   855
    val all_propp' = map2 (op ~~)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   856
      (#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
   857
    val (concl, propp) = splitAt(length raw_concl, all_propp');
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   858
    val propps = unflat raw_propps propp;
12839
584a3e0b00f2 reorganized code for predicate text;
wenzelm
parents: 12834
diff changeset
   859
    val proppss = map (uncurry unflat) (raw_proppss ~~ propps);
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   860
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   861
    val xs = map #1 (params_of raw_elemss);
12727
330cb92aaea3 unify_frozen: proper use of maxidx';
wenzelm
parents: 12711
diff changeset
   862
    val typing = unify_frozen ctxt 0
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   863
      (map (ProofContext.default_type raw_ctxt) xs)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   864
      (map (ProofContext.default_type ctxt) xs);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   865
    val parms = param_types (xs ~~ typing);
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   866
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   867
    val (text, elemss) = finish_elemss ctxt parms do_close
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
   868
      (((([], []), ([], [])), ([], [], [])), raw_elemss ~~ proppss);
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   869
  in ((parms, elemss, concl), text) end;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   870
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   871
in
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   872
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   873
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
   874
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
   875
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   876
end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   877
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   878
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   879
(* facts *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   880
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   881
local
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   882
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   883
fun prep_name ctxt (name, atts) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   884
  if NameSpace.is_qualified name then
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   885
    raise ProofContext.CONTEXT ("Illegal qualified name: " ^ quote name, ctxt)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   886
  else (name, atts);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   887
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   888
fun prep_facts _ _ (Int elem) = elem
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   889
  | prep_facts _ _ (Ext (Fixes fixes)) = Fixes fixes
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   890
  | prep_facts _ ctxt (Ext (Assumes asms)) = Assumes (map (apfst (prep_name ctxt)) asms)
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   891
  | prep_facts _ ctxt (Ext (Defines defs)) = Defines (map (apfst (prep_name ctxt)) defs)
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   892
  | prep_facts get ctxt (Ext (Notes facts)) = Notes (facts |> map (fn (a, bs) =>
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   893
      (prep_name ctxt a, map (apfst (get ctxt)) bs)));
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   894
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   895
in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   896
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   897
fun get_facts x = prep_facts ProofContext.get_thms x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   898
fun get_facts_i x = prep_facts (K I) x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   899
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   900
end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   901
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   902
12546
wenzelm
parents: 12532
diff changeset
   903
(* full context statements: import + elements + conclusion *)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   904
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   905
local
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   906
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   907
fun prep_context_statement prep_expr prep_elemss prep_facts
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   908
    do_close axioms fixed_params import elements raw_concl context =
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   909
  let
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   910
    val sign = ProofContext.sign_of context;
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   911
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   912
    fun flatten (ids, Elem (Fixes fixes)) =
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   913
          (ids, [(("", map (rpair None o #1) fixes), Ext (Fixes fixes))])
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   914
      | flatten (ids, Elem elem) = (ids, [(("", []), Ext elem)])
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   915
      | flatten (ids, Expr expr) =
13308
1dbed9ea764b clarified text content of locale body;
wenzelm
parents: 13297
diff changeset
   916
          apsnd (map (apsnd Int)) (flatten_expr context (ids, prep_expr sign expr));
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   917
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   918
    val (import_ids, raw_import_elemss) = flatten ([], Expr import);
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   919
    (* CB: normalise "includes" among elements *)
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   920
    val raw_elemss = flat (#2 ((foldl_map flatten (import_ids, elements))));
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   921
    val ((parms, all_elemss, concl), (spec, (_, _, defs))) = prep_elemss do_close
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   922
      context fixed_params (raw_import_elemss @ raw_elemss) raw_concl;
13629
a46362d2b19b take/drop -> splitAt
nipkow
parents: 13460
diff changeset
   923
    val (ps,qs) = splitAt(length raw_import_elemss, all_elemss)
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
   924
    val ((import_ctxt, axioms'), (import_elemss, _)) =
13629
a46362d2b19b take/drop -> splitAt
nipkow
parents: 13460
diff changeset
   925
      activate_facts prep_facts ((context, axioms), ps);
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   926
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
   927
    val ((ctxt, _), (elemss, _)) =
13629
a46362d2b19b take/drop -> splitAt
nipkow
parents: 13460
diff changeset
   928
      activate_facts prep_facts ((import_ctxt, axioms'), qs);
12834
e5bec3268932 added locale_facts(_i) interface (useful for simple ML proof tools);
wenzelm
parents: 12806
diff changeset
   929
  in
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
   930
    ((((import_ctxt, import_elemss), (ctxt, elemss)), (parms, spec, defs)), concl)
12834
e5bec3268932 added locale_facts(_i) interface (useful for simple ML proof tools);
wenzelm
parents: 12806
diff changeset
   931
  end;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   932
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   933
val gen_context = prep_context_statement intern_expr read_elemss get_facts;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   934
val gen_context_i = prep_context_statement (K I) cert_elemss get_facts_i;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   935
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   936
fun gen_statement prep_locale prep_ctxt raw_locale elems concl ctxt =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   937
  let
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   938
    val thy = ProofContext.theory_of ctxt;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   939
    val locale = apsome (prep_locale (Theory.sign_of thy)) raw_locale;
13415
63462ccc6fac tuned view;
wenzelm
parents: 13399
diff changeset
   940
    val ((view_statement, view_axioms), fixed_params, import) =
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   941
(* view_axioms are xxx.axioms of locale xxx *)
13415
63462ccc6fac tuned view;
wenzelm
parents: 13399
diff changeset
   942
      (case locale of None => (([], []), [], empty)
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   943
      | Some name =>
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
   944
          let val {view, params = (ps, _), ...} = the_locale thy name
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
   945
          in (view, param_types ps, Locale name) end);
12730
fd0f8fa2b6bd produce predicate text;
wenzelm
parents: 12727
diff changeset
   946
    val ((((locale_ctxt, _), (elems_ctxt, _)), _), concl') =
13415
63462ccc6fac tuned view;
wenzelm
parents: 13399
diff changeset
   947
      prep_ctxt false view_axioms fixed_params import elems concl ctxt;
63462ccc6fac tuned view;
wenzelm
parents: 13399
diff changeset
   948
  in (locale, view_statement, locale_ctxt, elems_ctxt, concl') end;
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   949
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   950
in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   951
14216
a15951091d5d Removed garbage accidentally left behind in file.
ballarin
parents: 14215
diff changeset
   952
(* CB: arguments are: x->import, y->body (elements?), z->context *)
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   953
fun read_context x y z = #1 (gen_context true [] [] x y [] z);
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
   954
fun cert_context x y z = #1 (gen_context_i true [] [] x y [] z);
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
   955
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   956
val read_context_statement = gen_statement intern gen_context;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   957
val cert_context_statement = gen_statement (K I) gen_context_i;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   958
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   959
end;
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   960
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   961
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   962
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   963
(** define locales **)
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   964
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   965
(* print locale *)
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   966
12758
f6aceb9d4b8e print_locale: allow full body specification;
wenzelm
parents: 12730
diff changeset
   967
fun print_locale thy import body =
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   968
  let
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   969
    val thy_ctxt = ProofContext.init thy;
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
   970
    val (((_, import_elemss), (ctxt, elemss)), _) = read_context import body thy_ctxt;
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
   971
    val all_elems = flat (map #2 (import_elemss @ elemss));
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   972
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   973
    val prt_typ = Pretty.quote o ProofContext.pretty_typ ctxt;
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   974
    val prt_term = Pretty.quote o ProofContext.pretty_term ctxt;
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   975
    val prt_thm = Pretty.quote o ProofContext.pretty_thm ctxt;
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   976
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   977
    fun prt_syn syn =
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   978
      let val s = (case syn of None => "(structure)" | Some mx => Syntax.string_of_mixfix mx)
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   979
      in if s = "" then [] else [Pretty.brk 2, Pretty.str s] end;
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   980
    fun prt_fix (x, Some T, syn) = Pretty.block (Pretty.str (x ^ " ::") :: Pretty.brk 1 ::
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   981
          prt_typ T :: Pretty.brk 1 :: prt_syn syn)
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   982
      | prt_fix (x, None, syn) = Pretty.block (Pretty.str x :: Pretty.brk 1 :: prt_syn syn);
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   983
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   984
    fun prt_name "" = [Pretty.brk 1]
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   985
      | prt_name name = [Pretty.str (ProofContext.cond_extern ctxt name ^ ":"), Pretty.brk 1];
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   986
    fun prt_asm ((a, _), ts) = Pretty.block (prt_name a @ Pretty.breaks (map (prt_term o fst) ts));
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   987
    fun prt_def ((a, _), (t, _)) = Pretty.block (prt_name a @ [prt_term t]);
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   988
    fun prt_fact ((a, _), ths) = Pretty.block
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   989
      (prt_name a @ Pretty.breaks (map prt_thm (flat (map fst ths))));
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   990
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   991
    fun items _ [] = []
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   992
      | items prfx (x :: xs) = Pretty.block [Pretty.str prfx, Pretty.brk 1, x] :: items "  and" xs;
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   993
    fun prt_elem (Fixes fixes) = items "fixes" (map prt_fix fixes)
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   994
      | prt_elem (Assumes asms) = items "assumes" (map prt_asm asms)
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   995
      | prt_elem (Defines defs) = items "defines" (map prt_def defs)
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   996
      | prt_elem (Notes facts) = items "notes" (map prt_fact facts);
12277
2b28d7dd91f5 improved ordering of evaluated elements;
wenzelm
parents: 12273
diff changeset
   997
  in
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   998
    Pretty.big_list "context elements:" (map (Pretty.chunks o prt_elem) all_elems)
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
   999
    |> Pretty.writeln
12277
2b28d7dd91f5 improved ordering of evaluated elements;
wenzelm
parents: 12273
diff changeset
  1000
  end;
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
  1001
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
  1002
12730
fd0f8fa2b6bd produce predicate text;
wenzelm
parents: 12727
diff changeset
  1003
(* store results *)
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
  1004
12706
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1005
local
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1006
12702
721b622d8967 add_thmss_hybrid;
wenzelm
parents: 12680
diff changeset
  1007
fun hide_bound_names names thy =
721b622d8967 add_thmss_hybrid;
wenzelm
parents: 12680
diff changeset
  1008
  thy |> PureThy.hide_thms false
721b622d8967 add_thmss_hybrid;
wenzelm
parents: 12680
diff changeset
  1009
    (map (Sign.full_name (Theory.sign_of thy)) (filter_out (equal "") names));
721b622d8967 add_thmss_hybrid;
wenzelm
parents: 12680
diff changeset
  1010
12958
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1011
in
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1012
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1013
fun have_thmss_qualified kind name args thy =
12706
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1014
  thy
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1015
  |> Theory.add_path (Sign.base_name name)
12711
6a9412dd7d24 have_thmss vs. have_thmss_i;
wenzelm
parents: 12706
diff changeset
  1016
  |> PureThy.have_thmss_i (Drule.kind kind) args
12706
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1017
  |>> hide_bound_names (map (#1 o #1) args)
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1018
  |>> Theory.parent_path;
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1019
12958
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1020
fun smart_have_thmss kind None = PureThy.have_thmss_i (Drule.kind kind)
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1021
  | smart_have_thmss kind (Some (loc, _)) = have_thmss_qualified kind loc;
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1022
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1023
end;
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1024
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1025
local
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1026
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1027
fun put_facts loc args thy =
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1028
  let
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
  1029
    val {view, import, elems, params} = the_locale thy loc;
12958
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1030
    val note = Notes (map (fn ((a, more_atts), th_atts) =>
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1031
      ((a, more_atts), map (apfst (map (curry Thm.name_thm a))) th_atts)) args);
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
  1032
  in thy |> put_locale loc (make_locale view import (elems @ [(note, stamp ())]) params) end;
12958
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1033
12706
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1034
fun gen_have_thmss prep_locale get_thms kind raw_loc raw_args thy =
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1035
  let
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1036
    val thy_ctxt = ProofContext.init thy;
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1037
    val loc = prep_locale (Theory.sign_of thy) raw_loc;
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
  1038
    val (_, view, loc_ctxt, _, _) = cert_context_statement (Some loc) [] [] thy_ctxt;
12706
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1039
    val args = map (apsnd (map (apfst (get_thms loc_ctxt)))) raw_args;
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
  1040
    val export = ProofContext.export_standard view loc_ctxt thy_ctxt;
12711
6a9412dd7d24 have_thmss vs. have_thmss_i;
wenzelm
parents: 12706
diff changeset
  1041
    val results = map (map export o #2) (#2 (ProofContext.have_thmss_i args loc_ctxt));
12706
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1042
    val args' = map (rpair [] o #1 o #1) args ~~ map (single o Thm.no_attributes) results;
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1043
  in
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1044
    thy
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1045
    |> put_facts loc args
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1046
    |> have_thmss_qualified kind loc args'
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1047
  end;
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1048
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1049
in
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1050
12711
6a9412dd7d24 have_thmss vs. have_thmss_i;
wenzelm
parents: 12706
diff changeset
  1051
val have_thmss = gen_have_thmss intern ProofContext.get_thms;
6a9412dd7d24 have_thmss vs. have_thmss_i;
wenzelm
parents: 12706
diff changeset
  1052
val have_thmss_i = gen_have_thmss (K I) (K I);
6a9412dd7d24 have_thmss vs. have_thmss_i;
wenzelm
parents: 12706
diff changeset
  1053
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1054
fun add_thmss loc args (thy, ctxt) =
12958
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1055
  let
99f5c4a37b29 added smart_have_thmss (global storage);
wenzelm
parents: 12862
diff changeset
  1056
    val args' = map (fn ((a, ths), atts) => ((a, atts), [(ths, [])])) args;
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1057
    val thy' = put_facts loc args' thy;
13415
63462ccc6fac tuned view;
wenzelm
parents: 13399
diff changeset
  1058
    val {view = (_, view_axioms), ...} = the_locale thy loc;
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
  1059
    val ((ctxt', _), (_, facts')) =
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
  1060
      activate_facts (K I) ((ctxt, view_axioms), [(("", []), [Notes args'])]);
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
  1061
  in ((thy', ctxt'), facts') end;
12702
721b622d8967 add_thmss_hybrid;
wenzelm
parents: 12680
diff changeset
  1062
12706
05fa6a8a6320 removed add_thmss;
wenzelm
parents: 12702
diff changeset
  1063
end;
12063
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
  1064
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
  1065
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1066
(* predicate text *)
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1067
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1068
local
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1069
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1070
val introN = "intro";
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1071
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1072
fun atomize_spec sign ts =
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1073
  let
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1074
    val t = Library.foldr1 Logic.mk_conjunction ts;
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1075
    val body = ObjectLogic.atomize_term sign t;
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1076
    val bodyT = Term.fastype_of body;
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1077
  in
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1078
    if bodyT = propT then (t, propT, Thm.reflexive (Thm.cterm_of sign t))
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1079
    else (body, bodyT, ObjectLogic.atomize_rule sign (Thm.cterm_of sign t))
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1080
  end;
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1081
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1082
fun aprop_tr' n c = (c, fn args =>
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1083
  if length args = n then Syntax.const "_aprop" $ Term.list_comb (Syntax.free c, args)
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1084
  else raise Match);
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1085
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
  1086
fun def_pred bname parms defs ts norm_ts thy =
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1087
  let
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1088
    val sign = Theory.sign_of thy;
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1089
    val name = Sign.full_name sign bname;
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1090
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
  1091
    val (body, bodyT, body_eq) = atomize_spec sign norm_ts;
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1092
    val env = Term.add_term_free_names (body, []);
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1093
    val xs = filter (fn (x, _) => x mem_string env) parms;
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1094
    val Ts = map #2 xs;
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1095
    val extraTs = (Term.term_tfrees body \\ foldr Term.add_typ_tfrees (Ts, []))
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1096
      |> Library.sort_wrt #1 |> map TFree;
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
  1097
    val predT = map Term.itselfT extraTs ---> Ts ---> bodyT;
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1098
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1099
    val args = map Logic.mk_type extraTs @ map Free xs;
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1100
    val head = Term.list_comb (Const (name, predT), args);
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1101
    val statement = ObjectLogic.assert_propT sign head;
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1102
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1103
    val (defs_thy, [pred_def]) =
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1104
      thy
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1105
      |> (if bodyT <> propT then I else
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1106
        Theory.add_trfuns ([], [], map (aprop_tr' (length args)) (NameSpace.accesses' name), []))
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1107
      |> Theory.add_consts_i [(bname, predT, Syntax.NoSyn)]
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1108
      |> PureThy.add_defs_i false [((Thm.def_name bname, Logic.mk_equals (head, body)), [])];
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1109
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1110
    val defs_sign = Theory.sign_of defs_thy;
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1111
    val cert = Thm.cterm_of defs_sign;
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1112
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
  1113
    val intro = Tactic.prove_standard defs_sign [] norm_ts statement (fn _ =>
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1114
      Tactic.rewrite_goals_tac [pred_def] THEN
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1115
      Tactic.compose_tac (false, body_eq RS Drule.equal_elim_rule1, 1) 1 THEN
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
  1116
      Tactic.compose_tac (false, Drule.conj_intr_list (map (Thm.assume o cert) norm_ts), 0) 1);
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1117
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1118
    val conjuncts =
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
  1119
      Drule.equal_elim_rule1 OF [Thm.symmetric body_eq,
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
  1120
        Tactic.rewrite_rule [pred_def] (Thm.assume (cert statement))]
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1121
      |> Drule.conj_elim_precise (length ts);
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1122
    val axioms = (ts ~~ conjuncts) |> map (fn (t, ax) =>
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1123
      Tactic.prove defs_sign [] [] t (fn _ =>
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1124
        Tactic.rewrite_goals_tac defs THEN
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1125
        Tactic.compose_tac (false, ax, 0) 1));
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1126
  in (defs_thy, (statement, intro, axioms)) end;
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1127
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1128
fun change_elem _ (axms, Assumes asms) =
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1129
      apsnd Notes ((axms, asms) |> foldl_map (fn (axs, (a, spec)) =>
13629
a46362d2b19b take/drop -> splitAt
nipkow
parents: 13460
diff changeset
  1130
        let val (ps,qs) = splitAt(length spec, axs)
a46362d2b19b take/drop -> splitAt
nipkow
parents: 13460
diff changeset
  1131
        in (qs, (a, [(ps, [])])) end))
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1132
  | change_elem f (axms, Notes facts) = (axms, Notes (map (apsnd (map (apfst (map f)))) facts))
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1133
  | change_elem _ e = e;
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1134
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1135
fun change_elemss axioms elemss = (axioms, elemss) |> foldl_map
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1136
  (fn (axms, (id as ("", _), es)) =>
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1137
    foldl_map (change_elem (Drule.satisfy_hyps axioms)) (axms, es) |> apsnd (pair id)
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1138
  | x => x) |> #2;
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1139
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1140
in
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1141
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1142
fun define_preds bname (parms, ((exts, exts'), (ints, ints')), defs) elemss thy =
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1143
  let
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1144
    val (thy', (elemss', more_ts)) =
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1145
      if Library.null exts then (thy, (elemss, []))
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1146
      else
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1147
        let
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
  1148
          val aname = if Library.null ints then bname else bname ^ "_" ^ axiomsN;
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1149
          val (def_thy, (statement, intro, axioms)) =
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1150
            thy |> def_pred aname parms defs exts exts';
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1151
          val elemss' = change_elemss axioms elemss @
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
  1152
            [(("", []), [Assumes [((bname ^ "_" ^ axiomsN, []), [(statement, ([], []))])]])];
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1153
        in
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1154
          def_thy |> have_thmss_qualified "" aname
14254
342634f38451 Isar/Locales: <loc>.intro and <loc>.axioms no longer intro? and elim? by
ballarin
parents: 14216
diff changeset
  1155
            [((introN, []), [([intro], [])])]
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1156
          |> #1 |> rpair (elemss', [statement])
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1157
        end;
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1158
    val (thy'', view) =
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
  1159
      if Library.null ints then (thy', ([], []))
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1160
      else
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1161
        let
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1162
          val (def_thy, (statement, intro, axioms)) =
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1163
            thy' |> def_pred bname parms defs (ints @ more_ts) (ints' @ more_ts);
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
  1164
          val cstatement = Thm.cterm_of (Theory.sign_of def_thy) statement;
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1165
        in
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1166
          def_thy |> have_thmss_qualified "" bname
14254
342634f38451 Isar/Locales: <loc>.intro and <loc>.axioms no longer intro? and elim? by
ballarin
parents: 14216
diff changeset
  1167
            [((introN, []), [([intro], [])]),
342634f38451 Isar/Locales: <loc>.intro and <loc>.axioms no longer intro? and elim? by
ballarin
parents: 14216
diff changeset
  1168
             ((axiomsN, []), [(map Drule.standard axioms, [])])]
13415
63462ccc6fac tuned view;
wenzelm
parents: 13399
diff changeset
  1169
          |> #1 |> rpair ([cstatement], axioms)
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1170
        end;
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1171
  in (thy'', (elemss', view)) end;
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1172
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1173
end;
13336
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1174
1bd21b082466 tuned add_thmss;
wenzelm
parents: 13308
diff changeset
  1175
13297
wenzelm
parents: 13211
diff changeset
  1176
(* add_locale(_i) *)
wenzelm
parents: 13211
diff changeset
  1177
wenzelm
parents: 13211
diff changeset
  1178
local
wenzelm
parents: 13211
diff changeset
  1179
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1180
fun gen_add_locale prep_ctxt prep_expr do_pred bname raw_import raw_body thy =
13297
wenzelm
parents: 13211
diff changeset
  1181
  let
wenzelm
parents: 13211
diff changeset
  1182
    val sign = Theory.sign_of thy;
wenzelm
parents: 13211
diff changeset
  1183
    val name = Sign.full_name sign bname;
wenzelm
parents: 13211
diff changeset
  1184
    val _ = conditional (is_some (get_locale thy name)) (fn () =>
wenzelm
parents: 13211
diff changeset
  1185
      error ("Duplicate definition of locale " ^ quote name));
wenzelm
parents: 13211
diff changeset
  1186
wenzelm
parents: 13211
diff changeset
  1187
    val thy_ctxt = ProofContext.init thy;
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
  1188
    val (((import_ctxt, import_elemss), (body_ctxt, body_elemss)), text) =
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1189
      prep_ctxt raw_import raw_body thy_ctxt;
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1190
    val elemss = import_elemss @ body_elemss;
13297
wenzelm
parents: 13211
diff changeset
  1191
13415
63462ccc6fac tuned view;
wenzelm
parents: 13399
diff changeset
  1192
    val (pred_thy, (elemss', view as (view_statement, view_axioms))) =
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1193
      if do_pred then thy |> define_preds bname text elemss
13415
63462ccc6fac tuned view;
wenzelm
parents: 13399
diff changeset
  1194
      else (thy, (elemss, ([], [])));
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1195
    val pred_ctxt = ProofContext.init pred_thy;
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
  1196
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
  1197
    val ((ctxt, _), (_, facts)) = activate_facts (K I) ((pred_ctxt, view_axioms), elemss');
13415
63462ccc6fac tuned view;
wenzelm
parents: 13399
diff changeset
  1198
    val export = ProofContext.export_standard view_statement ctxt pred_ctxt;
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
  1199
    val facts' = facts |> map (fn (a, ths) => ((a, []), [(map export ths, [])]));
13297
wenzelm
parents: 13211
diff changeset
  1200
  in
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1201
    pred_thy
13420
39fca1e5818a removed unused locale_facts(_i);
wenzelm
parents: 13415
diff changeset
  1202
    |> have_thmss_qualified "" name facts' |> #1
13297
wenzelm
parents: 13211
diff changeset
  1203
    |> declare_locale name
13399
c136276dc847 support locale ``views'' (for cumulative predicates);
wenzelm
parents: 13394
diff changeset
  1204
    |> put_locale name (make_locale view (prep_expr sign raw_import)
13394
b39347206719 define cumulative predicate view;
wenzelm
parents: 13375
diff changeset
  1205
        (map (fn e => (e, stamp ())) (flat (map #2 (filter (equal "" o #1 o #1) elemss'))))
13375
7cbf2dea46d0 proper predicate definitions of locale body;
wenzelm
parents: 13336
diff changeset
  1206
        (params_of elemss', map #1 (params_of body_elemss)))
13297
wenzelm
parents: 13211
diff changeset
  1207
  end;
wenzelm
parents: 13211
diff changeset
  1208
wenzelm
parents: 13211
diff changeset
  1209
in
wenzelm
parents: 13211
diff changeset
  1210
wenzelm
parents: 13211
diff changeset
  1211
val add_locale = gen_add_locale read_context intern_expr;
14215
ebf291f3b449 Improvements to Isar/Locales: premises generated by "includes" elements
ballarin
parents: 13629
diff changeset
  1212
13297
wenzelm
parents: 13211
diff changeset
  1213
val add_locale_i = gen_add_locale cert_context (K I);
wenzelm
parents: 13211
diff changeset
  1214
wenzelm
parents: 13211
diff changeset
  1215
end;
wenzelm
parents: 13211
diff changeset
  1216
wenzelm
parents: 13211
diff changeset
  1217
12730
fd0f8fa2b6bd produce predicate text;
wenzelm
parents: 12727
diff changeset
  1218
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
  1219
(** locale theory setup **)
12063
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
  1220
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
  1221
val setup =
13460
ced7a699282b predefined locales "var" and "struct" (useful for sharing parameters);
wenzelm
parents: 13442
diff changeset
  1222
 [LocalesData.init,
ced7a699282b predefined locales "var" and "struct" (useful for sharing parameters);
wenzelm
parents: 13442
diff changeset
  1223
  add_locale_i true "var" empty [Elem (Fixes [(Syntax.internal "x", None, Some Syntax.NoSyn)])],
ced7a699282b predefined locales "var" and "struct" (useful for sharing parameters);
wenzelm
parents: 13442
diff changeset
  1224
  add_locale_i true "struct" empty [Elem (Fixes [(Syntax.internal "S", None, None)])]];
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
  1225
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
  1226
end;