src/Pure/Isar/locale.ML
author wenzelm
Fri, 21 Dec 2001 00:40:16 +0100
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(*  Title:      Pure/Isar/locale.ML
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    ID:         $Id$
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    Author:     Markus Wenzel, LMU München
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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 Kammüller'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.
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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 * 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 * context * context * (term * (term list * term list)) list list
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  val add_locale: bstring -> expr -> context attribute element list -> theory -> theory
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  val add_locale_i: bstring -> expr -> context attribute element_i list -> theory -> theory
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  val print_locales: theory -> unit
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  val print_locale: theory -> expr -> unit
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  val add_thmss: string -> ((string * thm list) * context attribute list) list -> theory -> theory
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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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 {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 vs. local params*)
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  text: (string * typ) list * term list}                                (*logical representation*)
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fun make_locale import elems params text =
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 {import = import, elems = elems, params = params, text = text}: 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 ({import, elems, params, text}: locale, {elems = elems', ...}: locale) =
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    Some (make_locale import (gen_merge_lists eq_snd elems elems') params text);
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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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(* 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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  end;
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fun rename_elem ren (Fixes fixes) = Fixes (fixes |> map (fn (x, T, mx) =>
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      let val x' = rename ren x in
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        if x = x' then (x, T, mx)
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        else (x', T, if mx = None then mx else Some Syntax.NoSyn)    (*drop syntax*)
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      end))
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  | rename_elem ren (Assumes asms) = Assumes (map (apsnd (map (fn (t, (ps, qs)) =>
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      (rename_term ren t, (map (rename_term ren) ps, map (rename_term ren) qs))))) asms)
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  | rename_elem ren (Defines defs) = Defines (map (apsnd (fn (t, ps) =>
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      (rename_term ren t, map (rename_term ren) ps))) defs)
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  | rename_elem ren (Notes facts) = Notes (map (apsnd (map (apfst (map (rename_thm ren))))) facts);
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fun rename_facts prfx elem =
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  let
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    fun qualify (arg as ((name, atts), x)) =
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      if name = "" then arg
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      else ((NameSpace.pack (filter_out (equal "") (prfx @ [name])), atts), x);
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  in
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    (case elem of
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      Fixes fixes => Fixes fixes
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    | Assumes asms => Assumes (map qualify asms)
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    | Defines defs => Defines (map qualify defs)
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    | Notes facts => Notes (map qualify facts))
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  end;
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(* type instantiation *)
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fun inst_type [] T = T
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  | inst_type env T = Term.map_type_tfree (fn v => if_none (assoc (env, v)) (TFree v)) T;
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fun inst_term [] t = t
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  | inst_term env t = Term.map_term_types (inst_type env) t;
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fun inst_thm [] th = th
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  | inst_thm env 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 certT = Thm.ctyp_of sign;
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        val occs = foldr Term.add_term_tfree_names (prop :: hyps, []);
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        val env' = filter (fn ((a, _), _) => a mem_string occs) env;
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      in
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        if null env' 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.tvars_intr_list (map (#1 o #1) env')
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          |> (fn (th', al) => th' |>
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            Thm.instantiate ((map (fn ((a, _), T) => (the (assoc (al, a)), certT T)) env'), []))
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          |> (fn th'' => Drule.implies_elim_list th''
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              (map (Thm.assume o cert o inst_term env') hyps))
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      end;
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fun inst_elem env (Fixes fixes) =
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      Fixes (map (fn (x, T, mx) => (x, apsome (inst_type env) T, mx)) fixes)
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  | inst_elem env (Assumes asms) = Assumes (map (apsnd (map (fn (t, (ps, qs)) =>
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      (inst_term env t, (map (inst_term env) ps, map (inst_term env) qs))))) asms)
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  | inst_elem env (Defines defs) = Defines (map (apsnd (fn (t, ps) =>
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      (inst_term env t, map (inst_term env) ps))) defs)
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  | inst_elem env (Notes facts) = Notes (map (apsnd (map (apfst (map (inst_thm env))))) facts);
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(** structured contexts: rename + merge + implicit type instantiation **)
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(* parameter types *)
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fun frozen_tvars ctxt Ts =
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  let
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    val tvars = rev (foldl Term.add_tvarsT ([], Ts));
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    val tfrees = map TFree
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      (Term.invent_type_names (ProofContext.used_types ctxt) (length tvars) ~~ map #2 tvars);
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  in map #1 tvars ~~ tfrees end;
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fun unify_frozen ctxt maxidx Ts Us =
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  let
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    val tsig = Sign.tsig_of (ProofContext.sign_of ctxt);
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    fun unify (env, (Some T, Some U)) = (Type.unify tsig env (U, T)
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          handle Type.TUNIFY => raise TYPE ("unify_frozen: failed to unify types", [U, T], []))
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      | unify (env, _) = env;
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    fun paramify (i, None) = (i, None)
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      | paramify (i, Some T) = apsnd Some (Type.paramify_dummies (i, T));
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    val (maxidx', Ts') = foldl_map paramify (maxidx, Ts);
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    val (maxidx'', Us') = foldl_map paramify (maxidx, Us);
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    val (unifier, _) = foldl unify ((Vartab.empty, maxidx''), Ts' ~~ Us');
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    val Vs = map (apsome (Envir.norm_type unifier)) Us';
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    val unifier' = Vartab.extend (unifier, frozen_tvars ctxt (mapfilter I Vs));
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  in map (apsome (Envir.norm_type unifier')) Vs end;
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fun params_of elemss = flat (map (snd o fst) elemss);
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fun param_types ps = mapfilter (fn (_, None) => None | (x, Some T) => Some (x, T)) ps;
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(* flatten expressions *)
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local
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fun unique_parms ctxt elemss =
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  let
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    val param_decls =
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      flat (map (fn ((name, (ps, qs)), _) => map (rpair (name, ps)) qs) elemss)
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      |> Symtab.make_multi |> Symtab.dest;
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  in
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    (case find_first (fn (_, ids) => length ids > 1) param_decls of
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      Some (q, ids) => err_in_locale ctxt ("Multiple declaration of parameter " ^ quote q)
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          (map (apsnd (map fst)) ids)
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    | None => map (apfst (apsnd #1)) elemss)
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  end;
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fun unify_parms ctxt fixed_parms raw_parmss =
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  let
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    val tsig = Sign.tsig_of (ProofContext.sign_of ctxt);
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    val maxidx = length raw_parmss;
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    val idx_parmss = (0 upto maxidx - 1) ~~ raw_parmss;
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    fun varify i = Term.map_type_tfree (fn (a, S) => TVar ((a, i), S));
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    fun varify_parms (i, ps) = map (apsnd (varify i)) (param_types ps);
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    val parms = fixed_parms @ flat (map varify_parms idx_parmss);
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    fun unify T ((env, maxidx), U) = Type.unify tsig (env, maxidx) (U, T)
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      handle Type.TUNIFY => raise TYPE ("unify_parms: failed to unify types", [U, T], []);
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    fun unify_list (envir, T :: Us) = foldl (unify T) (envir, Us)
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      | unify_list (envir, []) = envir;
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    val (unifier, _) = foldl unify_list
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      ((Vartab.empty, maxidx), map #2 (Symtab.dest (Symtab.make_multi parms)));
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    val parms' = map (apsnd (Envir.norm_type unifier)) (gen_distinct eq_fst parms);
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    val unifier' = Vartab.extend (unifier, frozen_tvars ctxt (map #2 parms'));
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    fun inst_parms (i, ps) =
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      foldr Term.add_typ_tfrees (mapfilter snd ps, [])
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      |> mapfilter (fn (a, S) =>
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          let val T = Envir.norm_type unifier' (TVar ((a, i), S))
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          in if T = TFree (a, S) then None else Some ((a, S), T) end);
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  in map inst_parms idx_parmss end;
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in
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fun unify_elemss _ _ [] = []
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  | unify_elemss _ [] [elems] = [elems]
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  | unify_elemss ctxt fixed_parms elemss =
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      let
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        val envs = unify_parms ctxt fixed_parms (map (#2 o #1) elemss);
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        fun inst (((name, ps), elems), env) =
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          ((name, map (apsnd (apsome (inst_type env))) ps), map (inst_elem env) elems);
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      in map inst (elemss ~~ envs) end;
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fun flatten_expr ctxt (prev_idents, expr) =
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  let
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    val thy = ProofContext.theory_of ctxt;
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    fun renaming (Some x :: xs) (y :: ys) = (y, x) :: renaming xs ys
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      | renaming (None :: xs) (y :: ys) = renaming xs ys
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      | renaming [] _ = []
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      | renaming xs [] = raise ERROR_MESSAGE ("Too many arguments in renaming: " ^
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          commas (map (fn None => "_" | Some x => quote x) xs));
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    fun rename_parms ren (name, ps) =
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      let val ps' = map (rename ren) ps in
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   339
        (case duplicates ps' of [] => (name, ps')
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        | dups => err_in_locale ctxt ("Duplicate parameters: " ^ commas_quote dups) [(name, ps')])
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      end;
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    fun identify ((ids, parms), Locale name) =
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          let
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            val {import, params, ...} = the_locale thy name;
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            val ps = map #1 (#1 params);
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          in
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            if (name, ps) mem ids then (ids, parms)
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            else
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              let val (ids', parms') = identify ((ids, parms), import);  (*acyclic dependencies!*)
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              in (ids' @ [(name, ps)], merge_lists parms' ps) end
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          end
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      | identify ((ids, parms), Rename (e, xs)) =
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          let
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            val (ids', parms') = identify (([], []), e);
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            val ren = renaming xs parms' handle ERROR_MESSAGE msg => err_in_locale ctxt msg ids';
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            val ids'' = distinct (map (rename_parms ren) ids');
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            val parms'' = distinct (flat (map #2 ids''));
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          in (merge_lists ids ids'', merge_lists parms parms'') end
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      | identify (arg, Merge es) = foldl identify (arg, es);
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    fun eval (name, xs) =
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      let
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   364
        val {params = (ps, qs), elems, ...} = the_locale thy name;
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   365
        val ren = filter_out (op =) (map #1 ps ~~ xs);
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        val (params', elems') =
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          if null ren then ((ps, qs), map #1 elems)
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          else ((map (apfst (rename ren)) ps, map (rename ren) qs),
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            map (rename_elem ren o #1) elems);
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        val elems'' = map (rename_facts [NameSpace.base name, space_implode "_" xs]) elems';
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      in ((name, params'), elems'') end;
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   372
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   373
    val idents = gen_rems (op =) (#1 (identify (([], []), expr)), prev_idents);
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   374
    val raw_elemss = unique_parms ctxt (map eval idents);
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    val elemss = unify_elemss ctxt [] raw_elemss;
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   376
  in (prev_idents @ idents, elemss) end;
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   377
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   378
end;
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   379
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   380
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   381
(* activate elements *)
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   382
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   383
local
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   384
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   385
fun activate_elem (Fixes fixes) = ProofContext.add_fixes fixes
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   386
  | activate_elem (Assumes asms) =
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   387
      #1 o ProofContext.assume_i ProofContext.export_assume asms o
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   388
      ProofContext.fix_frees (flat (map (map #1 o #2) asms))
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   389
  | activate_elem (Defines defs) = (fn ctxt => #1 (ProofContext.assume_i ProofContext.export_def
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   390
      (map (fn ((name, atts), (t, ps)) =>
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diff changeset
   391
        let val (c, t') = ProofContext.cert_def ctxt t
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   392
        in ((if name = "" then Thm.def_name c else name, atts), [(t', (ps, []))]) end) defs) ctxt))
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   393
  | activate_elem (Notes facts) = #1 o ProofContext.have_thmss facts;
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diff changeset
   394
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diff changeset
   395
fun activate_elems ((name, ps), elems) = ProofContext.qualified (fn ctxt =>
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   396
  foldl (fn (c, e) => activate_elem e c) (ctxt, elems) handle ProofContext.CONTEXT (msg, ctxt) =>
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   397
    err_in_locale ctxt msg [(name, map fst ps)]);
12502
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   398
12546
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diff changeset
   399
in
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diff changeset
   400
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diff changeset
   401
fun activate_facts prep_facts (ctxt, ((name, ps), raw_elems)) =
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parents: 12532
diff changeset
   402
  let
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parents: 12532
diff changeset
   403
    val elems = map (prep_facts ctxt) raw_elems;
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parents: 12532
diff changeset
   404
    val res = ((name, ps), elems);
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parents: 12532
diff changeset
   405
  in (ctxt |> activate_elems res, res) end;
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parents: 12532
diff changeset
   406
12510
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diff changeset
   407
end;
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diff changeset
   408
12307
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diff changeset
   409
12529
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diff changeset
   410
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   411
(** prepare context elements **)
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   412
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   413
(* expressions *)
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   414
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   415
fun intern_expr sg (Locale xname) = Locale (intern sg xname)
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   416
  | intern_expr sg (Merge exprs) = Merge (map (intern_expr sg) exprs)
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   417
  | intern_expr sg (Rename (expr, xs)) = Rename (intern_expr sg expr, xs);
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   418
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   419
12546
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diff changeset
   420
(* attributes *)
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diff changeset
   421
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   422
local fun read_att attrib (x, srcs) = (x, map attrib srcs) in
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diff changeset
   423
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   424
fun attribute _ (Elem (Fixes fixes)) = Elem (Fixes fixes)
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diff changeset
   425
  | attribute attrib (Elem (Assumes asms)) = Elem (Assumes (map (apfst (read_att attrib)) asms))
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   426
  | attribute attrib (Elem (Defines defs)) = Elem (Defines (map (apfst (read_att attrib)) defs))
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   427
  | attribute attrib (Elem (Notes facts)) =
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diff changeset
   428
      Elem (Notes (map (apfst (read_att attrib) o apsnd (map (read_att attrib))) facts))
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   429
  | attribute _ (Expr expr) = Expr expr;
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diff changeset
   430
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diff changeset
   431
end;
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diff changeset
   432
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diff changeset
   433
12529
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diff changeset
   434
(* parameters *)
12502
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diff changeset
   435
9e7f72e25022 beginning support for type instantiation;
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diff changeset
   436
local
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diff changeset
   437
12529
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diff changeset
   438
fun prep_fixes prep_vars ctxt fixes =
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parents: 12514
diff changeset
   439
  let val vars = snd (foldl_map prep_vars (ctxt, map (fn (x, T, _) => ([x], T)) fixes))
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parents: 12514
diff changeset
   440
  in map (fn (([x'], T'), (_, _, mx)) => (x', T', mx)) (vars ~~ fixes) end;
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diff changeset
   441
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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diff changeset
   442
in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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diff changeset
   443
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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diff changeset
   444
fun read_fixes x = prep_fixes ProofContext.read_vars x;
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diff changeset
   445
fun cert_fixes x = prep_fixes ProofContext.cert_vars x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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diff changeset
   446
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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diff changeset
   447
end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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diff changeset
   448
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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diff changeset
   449
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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diff changeset
   450
(* propositions and bindings *)
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diff changeset
   451
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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diff changeset
   452
datatype ('a, 'b) int_ext = Int of 'a | Ext of 'b;
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diff changeset
   453
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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diff changeset
   454
local
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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parents: 12514
diff changeset
   455
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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parents: 12514
diff changeset
   456
fun declare_int_elem i (ctxt, Fixes fixes) =
12575
34985eee55b1 fixed inst_thm: proper domain of env;
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diff changeset
   457
      (ctxt |> ProofContext.add_fixes (map (fn (x, T, mx) =>
12529
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parents: 12514
diff changeset
   458
        (x, apsome (Term.map_type_tfree (Type.param i)) T, mx)) fixes), [])
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parents: 12514
diff changeset
   459
  | declare_int_elem _ (ctxt, _) = (ctxt, []);
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parents: 12514
diff changeset
   460
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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diff changeset
   461
fun declare_ext_elem prep_fixes (ctxt, Fixes fixes) =
12575
34985eee55b1 fixed inst_thm: proper domain of env;
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parents: 12546
diff changeset
   462
      (ctxt |> ProofContext.add_fixes (prep_fixes ctxt fixes), [])
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
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parents: 12514
diff changeset
   463
  | declare_ext_elem _ (ctxt, Assumes asms) = (ctxt, map #2 asms)
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parents: 12514
diff changeset
   464
  | declare_ext_elem _ (ctxt, Defines defs) = (ctxt, map (fn (_, (t, ps)) => [(t, (ps, []))]) defs)
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parents: 12514
diff changeset
   465
  | declare_ext_elem _ (ctxt, Notes facts) = (ctxt, []);
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
fun declare_elems prep_fixes ((ctxt, i), ((name, ps), elems)) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   468
  let val (ctxt', propps) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   469
    (case elems of
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   470
      Int es => foldl_map (declare_int_elem i) (ctxt, es)
12546
wenzelm
parents: 12532
diff changeset
   471
    | 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
   472
    handle ProofContext.CONTEXT (msg, ctxt) => err_in_locale ctxt msg [(name, map fst ps)]
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   473
  in ((ctxt', i + 1), propps) end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   474
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   475
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   476
fun close_frees ctxt t =
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   477
  let val frees = rev (filter_out (ProofContext.is_fixed ctxt o #1) (Term.add_frees ([], t)))
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   478
  in Term.list_all_free (frees, t) end;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   479
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   480
fun no_binds _ [] = []
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   481
  | no_binds ctxt _ = raise ProofContext.CONTEXT ("Illegal term bindings in locale element", ctxt);
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   482
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   483
fun closeup ctxt (Assumes asms) = Assumes (asms |> map (fn (a, propps) =>
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   484
      (a, map (fn (t, (ps, qs)) => (close_frees ctxt t,
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   485
        (no_binds ctxt ps, no_binds ctxt qs))) propps)))
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   486
  | closeup ctxt (Defines defs) = Defines (defs |> map (fn (a, (t, ps)) =>
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   487
      (a, (close_frees ctxt (#2 (ProofContext.cert_def ctxt t)), no_binds ctxt ps))))
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   488
  | closeup ctxt elem = elem;
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   489
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   490
fun finish_elem parms _ (Fixes fixes, _) = Ext (Fixes (map (fn (x, _, mx) =>
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   491
      (x, assoc_string (parms, x), mx)) fixes))
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   492
  | finish_elem _ close (Assumes asms, propp) = Ext (close (Assumes (map #1 asms ~~ propp)))
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   493
  | finish_elem _ close (Defines defs, propp) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   494
      Ext (close (Defines (map #1 defs ~~ map (fn [(t, (ps, []))] => (t, ps)) propp)))
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   495
  | finish_elem _ _ (Notes facts, _) = Ext (Notes facts);
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   496
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   497
fun finish_elems ctxt parms close (((name, ps), elems), propps) =
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   498
  let
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   499
    val elems' =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   500
      (case elems of
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   501
        Int es => map Int (#2 (hd (unify_elemss ctxt parms [((name, ps), es)])))
12546
wenzelm
parents: 12532
diff changeset
   502
      | Ext e => [finish_elem parms close (e, hd propps)]);
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   503
    val ps' = map (fn (x, _) => (x, assoc (parms, x))) ps;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   504
  in ((name, ps'), elems') end;
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   505
12277
2b28d7dd91f5 improved ordering of evaluated elements;
wenzelm
parents: 12273
diff changeset
   506
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   507
fun prep_elemss prep_fixes prepp do_close context fixed_params raw_elemss raw_concl =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   508
  let
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   509
    val ((raw_ctxt, maxidx), raw_proppss) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   510
      foldl_map (declare_elems prep_fixes) ((context, 0), raw_elemss);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   511
    val raw_propps = map flat raw_proppss;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   512
    val raw_propp = flat raw_propps;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   513
    val (ctxt, all_propp) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   514
      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
   515
    val ctxt = ProofContext.declare_terms (flat (map (map fst) all_propp)) ctxt;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   516
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   517
    val all_propp' = map2 (op ~~)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   518
      (#1 (#2 (ProofContext.bind_propp_schematic_i (ctxt, all_propp))), map (map snd) all_propp);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   519
    val n = length raw_concl;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   520
    val concl = take (n, all_propp');
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   521
    val propp = drop (n, all_propp');
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   522
    val propps = unflat raw_propps propp;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   523
    val proppss = map2 (uncurry unflat) (raw_proppss, propps);
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   524
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   525
    val xs = map #1 (params_of raw_elemss);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   526
    val typing = unify_frozen ctxt maxidx
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   527
      (map (ProofContext.default_type raw_ctxt) xs)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   528
      (map (ProofContext.default_type ctxt) xs);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   529
    val parms = param_types (xs ~~ typing);
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   530
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   531
    val close = if do_close then closeup ctxt else I;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   532
    val elemss = map2 (finish_elems ctxt parms close) (raw_elemss, proppss);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   533
  in (parms, elemss, concl) end;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   534
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   535
in
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   536
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   537
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
   538
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
   539
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   540
end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   541
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   542
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   543
(* facts *)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   544
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   545
local
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   546
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   547
fun prep_name ctxt (name, atts) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   548
  if NameSpace.is_qualified name then
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   549
    raise ProofContext.CONTEXT ("Illegal qualified name: " ^ quote name, ctxt)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   550
  else (name, atts);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   551
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   552
fun prep_facts _ _ (Int elem) = elem
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   553
  | prep_facts _ _ (Ext (Fixes fixes)) = Fixes fixes
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   554
  | prep_facts _ ctxt (Ext (Assumes asms)) = Assumes (map (apfst (prep_name ctxt)) asms)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   555
  | prep_facts _ ctxt (Ext (Defines defs)) = Defines (map (apfst (prep_name ctxt)) defs)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   556
  | prep_facts get ctxt (Ext (Notes facts)) = Notes (facts |> map (fn (a, bs) =>
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   557
      (prep_name ctxt a, map (apfst (get ctxt)) bs)));
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   558
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   559
in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   560
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   561
fun get_facts x = prep_facts ProofContext.get_thms x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   562
fun get_facts_i x = prep_facts (K I) x;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   563
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   564
end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   565
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   566
12546
wenzelm
parents: 12532
diff changeset
   567
(* full context statements: import + elements + conclusion *)
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   568
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   569
local
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   570
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   571
fun prep_context_statement prep_expr prep_elemss prep_facts
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   572
    close fixed_params import elements raw_concl context =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   573
  let
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   574
    val sign = ProofContext.sign_of context;
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   575
    fun flatten (ids, Elem (Fixes fixes)) =
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   576
          (ids, [(("", map (rpair None o #1) fixes), Ext (Fixes fixes))])
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   577
      | flatten (ids, Elem elem) = (ids, [(("", []), Ext elem)])
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   578
      | flatten (ids, Expr expr) =
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   579
          let val (ids', elemss) = flatten_expr context (ids, prep_expr sign expr)
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   580
          in (ids', map (apsnd Int) elemss) end
12546
wenzelm
parents: 12532
diff changeset
   581
    val activate = activate_facts prep_facts;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   582
12575
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   583
    val (import_ids, raw_import_elemss) = flatten ([], Expr import);
34985eee55b1 fixed inst_thm: proper domain of env;
wenzelm
parents: 12546
diff changeset
   584
    val raw_elemss = flat (#2 ((foldl_map flatten (import_ids, elements))));
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   585
    val (parms, all_elemss, concl) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   586
      prep_elemss close context fixed_params (raw_import_elemss @ raw_elemss) raw_concl;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   587
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   588
    val n = length raw_import_elemss;
12546
wenzelm
parents: 12532
diff changeset
   589
    val (import_ctxt, import_elemss) = foldl_map activate (context, take (n, all_elemss));
wenzelm
parents: 12532
diff changeset
   590
    val (ctxt, elemss) = foldl_map activate (import_ctxt, drop (n, all_elemss));
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   591
  in (((import_ctxt, import_elemss), (ctxt, elemss)), concl) end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   592
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   593
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
   594
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
   595
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   596
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
   597
  let
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   598
    val thy = ProofContext.theory_of ctxt;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   599
    val locale = apsome (prep_locale (Theory.sign_of thy)) raw_locale;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   600
    val (fixed_params, import) =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   601
      (case locale of None => ([], empty)
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   602
      | Some name => (param_types (#1 (#params (the_locale thy name))), Locale name));
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   603
    val (((locale_ctxt, _), (elems_ctxt, _)), concl') =
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   604
      prep_ctxt false fixed_params import elems concl ctxt;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   605
  in (locale, locale_ctxt, elems_ctxt, concl') end;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   606
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   607
in
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   608
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   609
fun read_context x y z = #1 (gen_context true [] x y [] z);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   610
fun cert_context x y z = #1 (gen_context_i true [] x y [] z);
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   611
val read_context_statement = gen_statement intern gen_context;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   612
val cert_context_statement = gen_statement (K I) gen_context_i;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   613
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   614
end;
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   615
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   616
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   617
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   618
(** print locale **)
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   619
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   620
fun print_locale thy raw_expr =
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   621
  let
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   622
    val sg = Theory.sign_of thy;
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   623
    val thy_ctxt = ProofContext.init thy;
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   624
    val (ctxt, elemss) = #1 (read_context raw_expr [] thy_ctxt);
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   625
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   626
    val prt_typ = Pretty.quote o ProofContext.pretty_typ ctxt;
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   627
    val prt_term = Pretty.quote o ProofContext.pretty_term ctxt;
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   628
    val prt_thm = Pretty.quote o ProofContext.pretty_thm ctxt;
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   629
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   630
    fun prt_syn syn =
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   631
      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
   632
      in if s = "" then [] else [Pretty.brk 2, Pretty.str s] end;
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   633
    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
   634
          prt_typ T :: Pretty.brk 1 :: prt_syn syn)
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   635
      | 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
   636
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   637
    fun prt_name "" = [Pretty.brk 1]
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   638
      | prt_name name = [Pretty.str (ProofContext.cond_extern ctxt name ^ ":"), Pretty.brk 1];
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   639
    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
   640
    fun prt_def ((a, _), (t, _)) = Pretty.block (prt_name a @ [prt_term t]);
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   641
    fun prt_fact ((a, _), ths) = Pretty.block
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   642
      (prt_name a @ Pretty.breaks (map prt_thm (flat (map fst ths))));
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   643
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   644
    fun items _ [] = []
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   645
      | 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
   646
    fun prt_elem (Fixes fixes) = items "fixes" (map prt_fix fixes)
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   647
      | prt_elem (Assumes asms) = items "assumes" (map prt_asm asms)
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   648
      | prt_elem (Defines defs) = items "defines" (map prt_def defs)
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   649
      | prt_elem (Notes facts) = items "notes" (map prt_fact facts);
12277
2b28d7dd91f5 improved ordering of evaluated elements;
wenzelm
parents: 12273
diff changeset
   650
  in
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   651
    Pretty.big_list "locale elements:" (map (Pretty.chunks o prt_elem) (flat (map #2 elemss)))
12307
459aa05af6be qualify imported facts;
wenzelm
parents: 12289
diff changeset
   652
    |> Pretty.writeln
12277
2b28d7dd91f5 improved ordering of evaluated elements;
wenzelm
parents: 12273
diff changeset
   653
  end;
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   654
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   655
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   656
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   657
(** define locales **)
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   658
12063
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   659
(* add_locale(_i) *)
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   660
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   661
local
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   662
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   663
fun gen_add_locale prep_context prep_expr bname raw_import raw_body thy =
12063
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   664
  let
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   665
    val sign = Theory.sign_of thy;
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   666
    val name = Sign.full_name sign bname;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   667
    val _ = conditional (is_some (get_locale thy name)) (fn () =>
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   668
      error ("Duplicate definition of locale " ^ quote name));
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   669
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   670
    val thy_ctxt = ProofContext.init thy;
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   671
    val ((import_ctxt, import_elemss), (body_ctxt, body_elemss)) =
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   672
      prep_context raw_import raw_body thy_ctxt;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   673
    val import_parms = params_of import_elemss;
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   674
    val import = (prep_expr sign raw_import);
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   675
12510
172d18ec3b54 proper treatment of internal parameters;
wenzelm
parents: 12502
diff changeset
   676
    val elems = flat (map snd body_elemss);
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   677
    val body_parms = params_of body_elemss;
12273
7fb9840d358d beginnings of actual locale expressions;
wenzelm
parents: 12263
diff changeset
   678
    val text = ([], []);  (* FIXME *)
12063
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   679
  in
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   680
    thy
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   681
    |> declare_locale name
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   682
    |> put_locale name (make_locale import (map (fn e => (e, stamp ())) elems)
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   683
      (import_parms @ body_parms, map #1 body_parms) text)
12063
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   684
  end;
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   685
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   686
in
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   687
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   688
val add_locale = gen_add_locale read_context intern_expr;
12502
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   689
val add_locale_i = gen_add_locale cert_context (K I);
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   690
9e7f72e25022 beginning support for type instantiation;
wenzelm
parents: 12323
diff changeset
   691
end;
12063
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   692
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   693
12063
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   694
12070
c72fe1edc9e7 proper treatment of local syntax;
wenzelm
parents: 12063
diff changeset
   695
(** store results **)
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   696
12143
dc42d17c5b53 added add_thmss;
wenzelm
parents: 12118
diff changeset
   697
fun add_thmss name args thy =
12063
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   698
  let
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   699
    val {import, params, elems, text} = the_locale thy name;
12143
dc42d17c5b53 added add_thmss;
wenzelm
parents: 12118
diff changeset
   700
    val note = Notes (map (fn ((a, ths), atts) =>
dc42d17c5b53 added add_thmss;
wenzelm
parents: 12118
diff changeset
   701
      ((a, atts), [(map (curry Thm.name_thm a) ths, [])])) args);
12063
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   702
  in
12529
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   703
    thy |> ProofContext.init
d99716a53f59 simultaneous type-inference of complete context/statement specifications;
wenzelm
parents: 12514
diff changeset
   704
    |> cert_context_statement (Some name) [Elem note] [];    (*test attributes!*)
12289
ec2dafd0a6a9 clarified locale operations (rename, merge);
wenzelm
parents: 12277
diff changeset
   705
    thy |> put_locale name (make_locale import (elems @ [(note, stamp ())]) params text)
12063
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   706
  end;
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   707
12063
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   708
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   709
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   710
(** locale theory setup **)
12063
4c16bdee47d4 added add_locale(_i) and store_thm;
wenzelm
parents: 12058
diff changeset
   711
11896
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   712
val setup =
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   713
 [LocalesData.init];
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   714
1ff33f896720 moved locale.ML to Isar/locale.ML;
wenzelm
parents:
diff changeset
   715
end;