src/Pure/Isar/expression.ML
author ballarin
Tue, 09 Dec 2008 21:27:00 +0100
changeset 29031 e74341997a48
parent 29030 0ea94f540548
child 29032 3ad4cf50070d
permissions -rw-r--r--
Pass on defines in inheritance; reject illicit defines created by instantiation.
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(*  Title:      Pure/Isar/expression.ML
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    Author:     Clemens Ballarin, TU Muenchen
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New locale development --- experimental.
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*)
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signature EXPRESSION =
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sig
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  datatype 'term map = Positional of 'term option list | Named of (string * 'term) list;
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  type 'term expr = (string * (string * 'term map)) list;
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  type expression = string expr * (Binding.T * string option * mixfix) list;
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  type expression_i = term expr * (Binding.T * typ option * mixfix) list;
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  (* Processing of context statements *)
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  val read_statement: Element.context list -> (string * string list) list list ->
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    Proof.context ->  (term * term list) list list * Proof.context;
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  val cert_statement: Element.context_i list -> (term * term list) list list ->
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    Proof.context -> (term * term list) list list * Proof.context;
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  (* Declaring locales *)
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  val add_locale_cmd: string -> bstring -> expression -> Element.context list -> theory ->
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    (string * (string * (Attrib.binding * (thm list * Attrib.src list) list) list) list) *
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    Proof.context
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  val add_locale: string -> bstring -> expression_i -> Element.context_i list -> theory ->
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    (string * (string * (Attrib.binding * (thm list * Attrib.src list) list) list) list) *
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    Proof.context
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  (* Interpretation *)
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  val sublocale_cmd: string -> expression -> theory -> Proof.state;
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  val sublocale: string -> expression_i -> theory -> Proof.state;
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  val interpretation_cmd: expression -> theory -> Proof.state;
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  val interpretation: expression_i -> theory -> Proof.state;
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  val interpret_cmd: expression -> bool -> Proof.state -> Proof.state;
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  val interpret: expression_i -> bool -> Proof.state -> Proof.state;
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  (* Debugging and development *)
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  val parse_expression: OuterParse.token list -> expression * OuterParse.token list
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    (* FIXME to spec_parse.ML *)
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end;
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structure Expression : EXPRESSION =
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struct
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datatype ctxt = datatype Element.ctxt;
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(*** Expressions ***)
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datatype 'term map =
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  Positional of 'term option list |
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  Named of (string * 'term) list;
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type 'term expr = (string * (string * 'term map)) list;
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type expression = string expr * (Binding.T * string option * mixfix) list;
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type expression_i = term expr * (Binding.T * typ option * mixfix) list;
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(** Parsing and printing **)
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local
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structure P = OuterParse;
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val loc_keyword = P.$$$ "fixes" || P.$$$ "constrains" || P.$$$ "assumes" ||
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   P.$$$ "defines" || P.$$$ "notes";
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fun plus1_unless test scan =
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  scan ::: Scan.repeat (P.$$$ "+" |-- Scan.unless test (P.!!! scan));
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val prefix = P.name --| P.$$$ ":";
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val named = P.name -- (P.$$$ "=" |-- P.term);
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val position = P.maybe P.term;
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val instance = P.$$$ "where" |-- P.and_list1 named >> Named ||
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  Scan.repeat1 position >> Positional;
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in
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val parse_expression =
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  let
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    fun expr2 x = P.xname x;
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    fun expr1 x = (Scan.optional prefix "" -- expr2 --
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      Scan.optional instance (Named []) >> (fn ((p, l), i) => (l, (p, i)))) x;
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    fun expr0 x = (plus1_unless loc_keyword expr1) x;
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  in expr0 -- P.for_fixes end;
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end;
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fun pretty_expr thy expr =
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  let
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    fun pretty_pos NONE = Pretty.str "_"
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      | pretty_pos (SOME x) = Pretty.str x;
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    fun pretty_named (x, y) = [Pretty.str x, Pretty.brk 1, Pretty.str "=",
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          Pretty.brk 1, Pretty.str y] |> Pretty.block;
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    fun pretty_ren (Positional ps) = take_suffix is_none ps |> snd |>
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          map pretty_pos |> Pretty.breaks
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      | pretty_ren (Named []) = []
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      | pretty_ren (Named ps) = Pretty.str "where" :: Pretty.brk 1 ::
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          (ps |> map pretty_named |> Pretty.separate "and");
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    fun pretty_rename (loc, ("", ren)) =
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          Pretty.block (Pretty.str (NewLocale.extern thy loc) :: Pretty.brk 1 :: pretty_ren ren) 
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      | pretty_rename (loc, (prfx, ren)) =
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          Pretty.block (Pretty.str prfx :: Pretty.brk 1 :: Pretty.str (NewLocale.extern thy loc) ::
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            Pretty.brk 1 :: pretty_ren ren);
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  in Pretty.separate "+" (map pretty_rename expr) |> Pretty.block end;
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fun err_in_expr thy msg expr =
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  let
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    val err_msg =
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      if null expr then msg
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      else msg ^ "\n" ^ Pretty.string_of (Pretty.block
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        [Pretty.str "The above error(s) occurred in expression:", Pretty.brk 1,
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          pretty_expr thy expr])
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  in error err_msg end;
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(** Internalise locale names in expr **)
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fun intern thy instances =  map (apfst (NewLocale.intern thy)) instances;
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(** Parameters of expression.
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   Sanity check of instantiations and extraction of implicit parameters.
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   The latter only occurs iff strict = false.
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   Positional instantiations are extended to match full length of parameter list
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   of instantiated locale. **)
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fun parameters_of thy strict (expr, fixed) =
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  let
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    fun reject_dups message xs =
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      let val dups = duplicates (op =) xs
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      in
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        if null dups then () else error (message ^ commas dups)
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      end;
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    fun match_bind (n, b) = (n = Binding.base_name b);
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    fun parm_eq ((b1, mx1), (b2, mx2)) =
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      (* FIXME: cannot compare bindings for equality, instead check for equal name and syntax *)
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      (Binding.base_name b1 = Binding.base_name b2) andalso
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      (if mx1 = mx2 then true
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      else error ("Conflicting syntax for parameter" ^ quote (Binding.display b1) ^
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                    " in expression."));
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    fun bind_eq (b1, b2) = (Binding.base_name b1 = Binding.base_name b2);
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      (* FIXME: cannot compare bindings for equality. *)
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    fun params_loc loc =
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          (NewLocale.params_of thy loc |> map (fn (p, _, mx) => (p, mx)), loc);
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    fun params_inst (expr as (loc, (prfx, Positional insts))) =
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          let
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            val (ps, loc') = params_loc loc;
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	    val d = length ps - length insts;
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	    val insts' =
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	      if d < 0 then error ("More arguments than parameters in instantiation of locale " ^
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                quote (NewLocale.extern thy loc))
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	      else insts @ replicate d NONE;
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            val ps' = (ps ~~ insts') |>
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              map_filter (fn (p, NONE) => SOME p | (_, SOME _) => NONE);
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          in (ps', (loc', (prfx, Positional insts'))) end
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      | params_inst (expr as (loc, (prfx, Named insts))) =
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          let
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            val _ = reject_dups "Duplicate instantiation of the following parameter(s): "
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              (map fst insts);
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            val (ps, loc') = params_loc loc;
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            val ps' = fold (fn (p, _) => fn ps =>
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              if AList.defined match_bind ps p then AList.delete match_bind p ps
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              else error (quote p ^" not a parameter of instantiated expression.")) insts ps;
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          in (ps', (loc', (prfx, Named insts))) end;
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    fun params_expr is =
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          let
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            val (is', ps') = fold_map (fn i => fn ps =>
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              let
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                val (ps', i') = params_inst i;
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                val ps'' = distinct parm_eq (ps @ ps');
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              in (i', ps'') end) is []
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          in (ps', is') end;
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    val (implicit, expr') = params_expr expr;
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    val implicit' = map (#1 #> Binding.base_name) implicit;
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    val fixed' = map (#1 #> Binding.base_name) fixed;
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    val _ = reject_dups "Duplicate fixed parameter(s): " fixed';
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    val implicit'' = if strict then []
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      else let val _ = reject_dups
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          "Parameter(s) declared simultaneously in expression and for clause: " (implicit' @ fixed')
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        in map (fn (b, mx) => (b, NONE, mx)) implicit end;
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  in (expr', implicit'' @ fixed) end;
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(** Read instantiation **)
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(* Parse positional or named instantiation *)
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local
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fun prep_inst parse_term parms (Positional insts) ctxt =
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      (insts ~~ parms) |> map (fn
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        (NONE, p) => Syntax.parse_term ctxt p |
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        (SOME t, _) => parse_term ctxt t)
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  | prep_inst parse_term parms (Named insts) ctxt =
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      parms |> map (fn p => case AList.lookup (op =) insts p of
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        SOME t => parse_term ctxt t |
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        NONE => Syntax.parse_term ctxt p);
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in
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fun parse_inst x = prep_inst Syntax.parse_term x;
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fun make_inst x = prep_inst (K I) x;
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end;
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(* Instantiation morphism *)
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fun inst_morph (parm_names, parm_types) (prfx, insts') ctxt =
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  let
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    (* parameters *)
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    val type_parm_names = fold Term.add_tfreesT parm_types [] |> map fst;
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    (* type inference and contexts *)
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    val parm_types' = map (TypeInfer.paramify_vars o Logic.varifyT) parm_types;
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    val type_parms = fold Term.add_tvarsT parm_types' [] |> map (Logic.mk_type o TVar);
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    val arg = type_parms @ map2 TypeInfer.constrain parm_types' insts';
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    val res = Syntax.check_terms ctxt arg;
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    val ctxt' = ctxt |> fold Variable.auto_fixes res;
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    (* instantiation *)
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    val (type_parms'', res') = chop (length type_parms) res;
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    val insts'' = (parm_names ~~ res') |> map_filter
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      (fn (inst as (x, Free (y, _))) => if x = y then NONE else SOME inst |
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        inst => SOME inst);
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    val instT = Symtab.make (type_parm_names ~~ map Logic.dest_type type_parms'');
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    val inst = Symtab.make insts'';
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  in
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    (Element.inst_morphism (ProofContext.theory_of ctxt) (instT, inst) $>
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      Morphism.binding_morphism (Binding.qualify prfx), ctxt')
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  end;
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(*** Locale processing ***)
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(** Parsing **)
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fun parse_elem prep_typ prep_term ctxt elem =
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  Element.map_ctxt {binding = I, var = I, typ = prep_typ ctxt,
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    term = prep_term ctxt, fact = I, attrib = I} elem;
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fun parse_concl prep_term ctxt concl =
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  (map o map) (fn (t, ps) =>
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    (prep_term ctxt, map (prep_term ctxt) ps)) concl;
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(** Simultaneous type inference: instantiations + elements + conclusion **)
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local
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fun mk_type T = (Logic.mk_type T, []);
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fun mk_term t = (t, []);
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fun mk_propp (p, pats) = (Syntax.type_constraint propT p, pats);
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fun dest_type (T, []) = Logic.dest_type T;
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fun dest_term (t, []) = t;
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fun dest_propp (p, pats) = (p, pats);
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fun extract_inst (_, (_, ts)) = map mk_term ts;
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fun restore_inst ((l, (p, _)), cs) = (l, (p, map dest_term cs));
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fun extract_elem (Fixes fixes) = map (#2 #> the_list #> map mk_type) fixes
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  | extract_elem (Constrains csts) = map (#2 #> single #> map mk_type) csts
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  | extract_elem (Assumes asms) = map (#2 #> map mk_propp) asms
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  | extract_elem (Defines defs) = map (fn (_, (t, ps)) => [mk_propp (t, ps)]) defs
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  | extract_elem (Notes _) = [];
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fun restore_elem (Fixes fixes, css) =
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      (fixes ~~ css) |> map (fn ((x, _, mx), cs) =>
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        (x, cs |> map dest_type |> try hd, mx)) |> Fixes
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  | restore_elem (Constrains csts, css) =
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      (csts ~~ css) |> map (fn ((x, _), cs) =>
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        (x, cs |> map dest_type |> hd)) |> Constrains
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  | restore_elem (Assumes asms, css) =
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      (asms ~~ css) |> map (fn ((b, _), cs) => (b, map dest_propp cs)) |> Assumes
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  | restore_elem (Defines defs, css) =
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      (defs ~~ css) |> map (fn ((b, _), [c]) => (b, dest_propp c)) |> Defines
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  | restore_elem (Notes notes, _) = Notes notes;
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fun check cs context =
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  let
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    fun prep (_, pats) (ctxt, t :: ts) =
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      let val ctxt' = Variable.auto_fixes t ctxt
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      in
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        ((t, Syntax.check_props (ProofContext.set_mode ProofContext.mode_pattern ctxt') pats),
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          (ctxt', ts))
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      end
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    val (cs', (context', _)) = fold_map prep cs
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      (context, Syntax.check_terms
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        (ProofContext.set_mode ProofContext.mode_schematic context) (map fst cs));
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  in (cs', context') end;
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in
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fun check_autofix insts elems concl ctxt =
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  let
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    val inst_cs = map extract_inst insts;
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    val elem_css = map extract_elem elems;
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    val concl_cs = (map o map) mk_propp concl;
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    (* Type inference *)
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    val (inst_cs' :: css', ctxt') =
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      (fold_burrow o fold_burrow) check (inst_cs :: elem_css @ [concl_cs]) ctxt;
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    val (elem_css', [concl_cs']) = chop (length elem_css) css';
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   313
  in
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f1647bf418f5 No resolution of patterns within context statements.
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   314
    (map restore_inst (insts ~~ inst_cs'), map restore_elem (elems ~~ elem_css'),
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   315
      concl_cs', ctxt')
28885
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   316
  end;
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   317
6f6bf52e75bb Expression types cleaned up, proper treatment of term patterns.
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diff changeset
   318
end;
28852
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diff changeset
   319
5ddea758679b Type inference for elements through syntax module.
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   320
5ddea758679b Type inference for elements through syntax module.
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   321
(** Prepare locale elements **)
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   322
6891e273c33b Initial part of locale reimplementation.
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   323
fun declare_elem prep_vars (Fixes fixes) ctxt =
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   324
      let val (vars, _) = prep_vars fixes ctxt
28852
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   325
      in ctxt |> ProofContext.add_fixes_i vars |> snd end
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   326
  | declare_elem prep_vars (Constrains csts) ctxt =
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1de908189869 cleaned up binding module and related code
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   327
      ctxt |> prep_vars (map (fn (x, T) => (Binding.name x, SOME T, NoSyn)) csts) |> snd
28872
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   328
  | declare_elem _ (Assumes _) ctxt = ctxt
686963dbf6cd add_locale functional.
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   329
  | declare_elem _ (Defines _) ctxt = ctxt
28852
5ddea758679b Type inference for elements through syntax module.
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   330
  | declare_elem _ (Notes _) ctxt = ctxt;
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6891e273c33b Initial part of locale reimplementation.
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diff changeset
   331
28852
5ddea758679b Type inference for elements through syntax module.
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   332
(** Finish locale elements, extract specification text **)
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6891e273c33b Initial part of locale reimplementation.
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   333
6891e273c33b Initial part of locale reimplementation.
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   334
val norm_term = Envir.beta_norm oo Term.subst_atomic;
6891e273c33b Initial part of locale reimplementation.
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diff changeset
   335
29031
e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
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diff changeset
   336
fun bind_def ctxt eq (xs, env, eqs) =
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6891e273c33b Initial part of locale reimplementation.
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   337
  let
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e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
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   338
    val _ = LocalDefs.cert_def ctxt eq;
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6891e273c33b Initial part of locale reimplementation.
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   339
    val ((y, T), b) = LocalDefs.abs_def eq;
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   340
    val b' = norm_term env b;
6891e273c33b Initial part of locale reimplementation.
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   341
    fun err msg = error (msg ^ ": " ^ quote y);
6891e273c33b Initial part of locale reimplementation.
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   342
  in
6891e273c33b Initial part of locale reimplementation.
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   343
    exists (fn (x, _) => x = y) xs andalso
6891e273c33b Initial part of locale reimplementation.
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   344
      err "Attempt to define previously specified variable";
6891e273c33b Initial part of locale reimplementation.
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   345
    exists (fn (Free (y', _), _) => y = y' | _ => false) env andalso
6891e273c33b Initial part of locale reimplementation.
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diff changeset
   346
      err "Attempt to redefine variable";
29031
e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
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   347
    (Term.add_frees b' xs, (Free (y, T), b') :: env, eq :: eqs)
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6891e273c33b Initial part of locale reimplementation.
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   348
  end;
6891e273c33b Initial part of locale reimplementation.
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diff changeset
   349
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   350
fun eval_text _ _ (Fixes _) text = text
686963dbf6cd add_locale functional.
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   351
  | eval_text _ _ (Constrains _) text = text
686963dbf6cd add_locale functional.
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   352
  | eval_text _ is_ext (Assumes asms)
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   353
        (((exts, exts'), (ints, ints')), (xs, env, defs)) =
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   354
      let
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   355
        val ts = maps (map #1 o #2) asms;
6891e273c33b Initial part of locale reimplementation.
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diff changeset
   356
        val ts' = map (norm_term env) ts;
28872
686963dbf6cd add_locale functional.
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   357
        val spec' =
686963dbf6cd add_locale functional.
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diff changeset
   358
          if is_ext then ((exts @ ts, exts' @ ts'), (ints, ints'))
686963dbf6cd add_locale functional.
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diff changeset
   359
          else ((exts, exts'), (ints @ ts, ints' @ ts'));
28795
6891e273c33b Initial part of locale reimplementation.
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diff changeset
   360
      in (spec', (fold Term.add_frees ts' xs, env, defs)) end
28872
686963dbf6cd add_locale functional.
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diff changeset
   361
  | eval_text ctxt _ (Defines defs) (spec, binds) =
28795
6891e273c33b Initial part of locale reimplementation.
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diff changeset
   362
      (spec, fold (bind_def ctxt o #1 o #2) defs binds)
28872
686963dbf6cd add_locale functional.
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diff changeset
   363
  | eval_text _ _ (Notes _) text = text;
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   364
28852
5ddea758679b Type inference for elements through syntax module.
ballarin
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diff changeset
   365
fun closeup _ _ false elem = elem
5ddea758679b Type inference for elements through syntax module.
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diff changeset
   366
  | closeup ctxt parms true elem =
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6891e273c33b Initial part of locale reimplementation.
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diff changeset
   367
      let
6891e273c33b Initial part of locale reimplementation.
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diff changeset
   368
        fun close_frees t =
6891e273c33b Initial part of locale reimplementation.
ballarin
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diff changeset
   369
          let
6891e273c33b Initial part of locale reimplementation.
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diff changeset
   370
            val rev_frees =
6891e273c33b Initial part of locale reimplementation.
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diff changeset
   371
              Term.fold_aterms (fn Free (x, T) =>
28852
5ddea758679b Type inference for elements through syntax module.
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diff changeset
   372
                if AList.defined (op =) parms x then I else insert (op =) (x, T) | _ => I) t [];
29021
ce100fbc3c8e Proper shape of assumptions generated from Defines elements.
ballarin
parents: 29020
diff changeset
   373
          in Term.list_all_free (rev rev_frees, t) end; (* FIXME use fold Logic.all *)
29019
8e7d6f959bd7 Explicitly close up defines.
ballarin
parents: 29018
diff changeset
   374
  (* FIXME consider closing in syntactic phase *)
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   375
6891e273c33b Initial part of locale reimplementation.
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diff changeset
   376
        fun no_binds [] = []
28852
5ddea758679b Type inference for elements through syntax module.
ballarin
parents: 28832
diff changeset
   377
          | no_binds _ = error "Illegal term bindings in context element";
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   378
      in
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   379
        (case elem of
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   380
          Assumes asms => Assumes (asms |> map (fn (a, propps) =>
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   381
            (a, map (fn (t, ps) => (close_frees t, no_binds ps)) propps)))
29022
54d3a31ca0f6 Default names for definitions.
ballarin
parents: 29021
diff changeset
   382
        | Defines defs => Defines (defs |> map (fn ((name, atts), (t, ps)) =>
54d3a31ca0f6 Default names for definitions.
ballarin
parents: 29021
diff changeset
   383
            let val ((c, _), t') = LocalDefs.cert_def ctxt (close_frees t)
54d3a31ca0f6 Default names for definitions.
ballarin
parents: 29021
diff changeset
   384
            in
54d3a31ca0f6 Default names for definitions.
ballarin
parents: 29021
diff changeset
   385
              ((Binding.map_base (Thm.def_name_optional c) name, atts), (t', no_binds ps))
54d3a31ca0f6 Default names for definitions.
ballarin
parents: 29021
diff changeset
   386
            end))
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   387
        | e => e)
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   388
      end;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   389
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   390
fun finish_primitive parms _ (Fixes fixes) = Fixes (map (fn (binding, _, mx) =>
29006
abe0f11cfa4e Name.name_of -> Binding.base_name
haftmann
parents: 28994
diff changeset
   391
      let val x = Binding.base_name binding
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   392
      in (binding, AList.lookup (op =) parms x, mx) end) fixes)
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   393
  | finish_primitive _ _ (Constrains _) = Constrains []
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   394
  | finish_primitive _ close (Assumes asms) = close (Assumes asms)
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   395
  | finish_primitive _ close (Defines defs) = close (Defines defs)
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   396
  | finish_primitive _ _ (Notes facts) = Notes facts;
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   397
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   398
fun finish_inst ctxt parms do_close (loc, (prfx, inst)) text =
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   399
  let
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   400
    val thy = ProofContext.theory_of ctxt;
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   401
    val (parm_names, parm_types) = NewLocale.params_of thy loc |>
29006
abe0f11cfa4e Name.name_of -> Binding.base_name
haftmann
parents: 28994
diff changeset
   402
      map (fn (b, SOME T, _) => (Binding.base_name b, T)) |> split_list;
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   403
    val (asm, defs) = NewLocale.specification_of thy loc;
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   404
    val (morph, _) = inst_morph (parm_names, parm_types) (prfx, inst) ctxt;
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   405
    val asm' = Option.map (Morphism.term morph) asm;
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   406
    val defs' = map (Morphism.term morph) defs;
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   407
    val text' = text |>
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   408
      (if is_some asm
28965
1de908189869 cleaned up binding module and related code
haftmann
parents: 28951
diff changeset
   409
        then eval_text ctxt false (Assumes [(Attrib.empty_binding, [(the asm', [])])])
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   410
        else I) |>
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   411
      (if not (null defs)
28965
1de908189869 cleaned up binding module and related code
haftmann
parents: 28951
diff changeset
   412
        then eval_text ctxt false (Defines (map (fn def => (Attrib.empty_binding, (def, []))) defs'))
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   413
        else I)
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   414
(* FIXME clone from new_locale.ML *)
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   415
  in ((loc, morph), text') end;
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   416
28852
5ddea758679b Type inference for elements through syntax module.
ballarin
parents: 28832
diff changeset
   417
fun finish_elem ctxt parms do_close elem text =
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   418
  let
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   419
    val elem' = finish_primitive parms (closeup ctxt parms do_close) elem;
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   420
    val text' = eval_text ctxt true elem' text;
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   421
  in (elem', text') end
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   422
  
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   423
fun finish ctxt parms do_close insts elems text =
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   424
  let
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   425
    val (deps, text') = fold_map (finish_inst ctxt parms do_close) insts text;
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   426
    val (elems', text'') = fold_map (finish_elem ctxt parms do_close) elems text';
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   427
  in (deps, elems', text'') end;
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   428
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   429
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   430
(** Process full context statement: instantiations + elements + conclusion **)
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   431
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   432
(* Interleave incremental parsing and type inference over entire parsed stretch. *)
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   433
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   434
local
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   435
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   436
fun prep_full_context_statement parse_typ parse_prop parse_inst prep_vars prep_expr
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   437
    strict do_close context raw_import raw_elems raw_concl =
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   438
  let
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   439
    val thy = ProofContext.theory_of context;
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   440
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   441
    val (raw_insts, fixed) = parameters_of thy strict (apfst (prep_expr thy) raw_import);
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   442
28951
e89dde5f365c Sublocale: removed public after_qed; identifiers private to NewLocale.
ballarin
parents: 28936
diff changeset
   443
    fun prep_inst (loc, (prfx, inst)) (i, insts, ctxt) =
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   444
      let
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   445
        val (parm_names, parm_types) = NewLocale.params_of thy loc |>
29006
abe0f11cfa4e Name.name_of -> Binding.base_name
haftmann
parents: 28994
diff changeset
   446
          map (fn (b, SOME T, _) => (Binding.base_name b, T)) |> split_list;
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   447
        val inst' = parse_inst parm_names inst ctxt;
28885
6f6bf52e75bb Expression types cleaned up, proper treatment of term patterns.
ballarin
parents: 28879
diff changeset
   448
        val parm_types' = map (TypeInfer.paramify_vars o
6f6bf52e75bb Expression types cleaned up, proper treatment of term patterns.
ballarin
parents: 28879
diff changeset
   449
          Term.map_type_tvar (fn ((x, _), S) => TVar ((x, i), S)) o Logic.varifyT) parm_types;
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   450
        val inst'' = map2 TypeInfer.constrain parm_types' inst';
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   451
        val insts' = insts @ [(loc, (prfx, inst''))];
28951
e89dde5f365c Sublocale: removed public after_qed; identifiers private to NewLocale.
ballarin
parents: 28936
diff changeset
   452
        val (insts'', _, _, ctxt' (* FIXME not used *) ) = check_autofix insts' [] [] ctxt;
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   453
        val inst''' = insts'' |> List.last |> snd |> snd;
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   454
        val (morph, _) = inst_morph (parm_names, parm_types) (prfx, inst''') ctxt;
28951
e89dde5f365c Sublocale: removed public after_qed; identifiers private to NewLocale.
ballarin
parents: 28936
diff changeset
   455
        val ctxt'' = NewLocale.activate_declarations thy (loc, morph) ctxt;
e89dde5f365c Sublocale: removed public after_qed; identifiers private to NewLocale.
ballarin
parents: 28936
diff changeset
   456
      in (i+1, insts', ctxt'') end;
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   457
  
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   458
    fun prep_elem raw_elem (insts, elems, ctxt) =
28852
5ddea758679b Type inference for elements through syntax module.
ballarin
parents: 28832
diff changeset
   459
      let
5ddea758679b Type inference for elements through syntax module.
ballarin
parents: 28832
diff changeset
   460
        val ctxt' = declare_elem prep_vars raw_elem ctxt;
5ddea758679b Type inference for elements through syntax module.
ballarin
parents: 28832
diff changeset
   461
        val elems' = elems @ [parse_elem parse_typ parse_prop ctxt' raw_elem];
5ddea758679b Type inference for elements through syntax module.
ballarin
parents: 28832
diff changeset
   462
        (* FIXME term bindings *)
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   463
        val (_, _, _, ctxt'') = check_autofix insts elems' [] ctxt';
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   464
      in (insts, elems', ctxt') end;
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   465
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   466
    fun prep_concl raw_concl (insts, elems, ctxt) =
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   467
      let
28852
5ddea758679b Type inference for elements through syntax module.
ballarin
parents: 28832
diff changeset
   468
        val concl = (map o map) (fn (t, ps) =>
5ddea758679b Type inference for elements through syntax module.
ballarin
parents: 28832
diff changeset
   469
          (parse_prop ctxt t, map (parse_prop ctxt) ps)) raw_concl;
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   470
      in check_autofix insts elems concl ctxt end;
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   471
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   472
    val fors = prep_vars fixed context |> fst;
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   473
    val ctxt = context |> ProofContext.add_fixes_i fors |> snd;
28993
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   474
    val (_, insts', ctxt') = fold prep_inst raw_insts (0, [], NewLocale.clear_local_idents ctxt);
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   475
    val (_, elems'', ctxt'') = fold prep_elem raw_elems (insts', [], ctxt');
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   476
    val (insts, elems, concl, ctxt) = prep_concl raw_concl (insts', elems'', ctxt'');
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   477
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   478
    (* Retrieve parameter types *)
29006
abe0f11cfa4e Name.name_of -> Binding.base_name
haftmann
parents: 28994
diff changeset
   479
    val xs = fold (fn Fixes fixes => (fn ps => ps @ map (Binding.base_name o #1) fixes) |
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   480
      _ => fn ps => ps) (Fixes fors :: elems) [];
28859
d50b523c55db Deleted debug message (PolyML).
ballarin
parents: 28852
diff changeset
   481
    val (Ts, ctxt') = fold_map ProofContext.inferred_param xs ctxt; 
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   482
    val parms = xs ~~ Ts;  (* params from expression and elements *)
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   483
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   484
    val Fixes fors' = finish_primitive parms I (Fixes fors);
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   485
    val (deps, elems', text) = finish ctxt' parms do_close insts elems ((([], []), ([], [])), ([], [], []));
28852
5ddea758679b Type inference for elements through syntax module.
ballarin
parents: 28832
diff changeset
   486
    (* text has the following structure:
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   487
           (((exts, exts'), (ints, ints')), (xs, env, defs))
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   488
       where
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   489
         exts: external assumptions (terms in assumes elements)
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   490
         exts': dito, normalised wrt. env
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   491
         ints: internal assumptions (terms in assumptions from insts)
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   492
         ints': dito, normalised wrt. env
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   493
         xs: the free variables in exts' and ints' and rhss of definitions,
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   494
           this includes parameters except defined parameters
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   495
         env: list of term pairs encoding substitutions, where the first term
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   496
           is a free variable; substitutions represent defines elements and
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   497
           the rhs is normalised wrt. the previous env
29031
e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents: 29030
diff changeset
   498
         defs: the equations from the defines elements
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   499
       elems is an updated version of raw_elems:
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   500
         - type info added to Fixes and modified in Constrains
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   501
         - axiom and definition statement replaced by corresponding one
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   502
           from proppss in Assumes and Defines
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   503
         - Facts unchanged
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   504
       *)
28852
5ddea758679b Type inference for elements through syntax module.
ballarin
parents: 28832
diff changeset
   505
28898
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   506
  in ((fors', deps, elems', concl), (parms, text)) end
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   507
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   508
in
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   509
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   510
fun read_full_context_statement x =
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   511
  prep_full_context_statement Syntax.parse_typ Syntax.parse_prop parse_inst
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   512
  ProofContext.read_vars intern x;
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   513
fun cert_full_context_statement x =
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   514
  prep_full_context_statement (K I) (K I) make_inst ProofContext.cert_vars (K I) x;
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   515
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   516
end;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   517
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   518
28898
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   519
(* Context statement: elements + conclusion *)
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   520
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   521
local
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   522
28898
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   523
fun prep_statement prep activate raw_elems raw_concl context =
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   524
  let
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   525
     val ((_, _, elems, concl), _) = prep true false context ([], []) raw_elems raw_concl;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   526
     val (_, context') = activate elems (ProofContext.set_stmt true context);
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   527
  in (concl, context') end;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   528
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   529
in
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   530
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   531
fun read_statement x = prep_statement read_full_context_statement Element.activate x;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   532
fun cert_statement x = prep_statement cert_full_context_statement Element.activate_i x;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   533
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   534
end;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   535
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   536
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   537
(* Locale declaration: import + elements *)
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   538
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   539
local
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   540
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   541
fun prep_declaration prep activate raw_import raw_elems context =
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   542
  let
28898
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   543
    val ((fixed, deps, elems, _), (parms, (spec, (_, _, defs)))) =
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   544
      prep false true context raw_import raw_elems [];
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   545
    (* Declare parameters and imported facts *)
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   546
    val context' = context |>
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   547
      ProofContext.add_fixes_i fixed |> snd |>
29018
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   548
      NewLocale.clear_local_idents |> fold NewLocale.activate_local_facts deps;
28898
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   549
    val ((elems', _), _) = activate elems (ProofContext.set_stmt true context');
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   550
  in ((fixed, deps, elems'), (parms, spec, defs)) end;
29021
ce100fbc3c8e Proper shape of assumptions generated from Defines elements.
ballarin
parents: 29020
diff changeset
   551
  (* FIXME check if defs used somewhere *)
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   552
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   553
in
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   554
28898
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   555
fun read_declaration x = prep_declaration read_full_context_statement Element.activate x;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   556
fun cert_declaration x = prep_declaration cert_full_context_statement Element.activate_i x;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   557
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   558
end;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   559
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   560
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   561
(* Locale expression to set up a goal *)
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   562
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   563
local
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   564
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   565
fun props_of thy (name, morph) =
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   566
  let
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   567
    val (asm, defs) = NewLocale.specification_of thy name;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   568
  in
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   569
    (case asm of NONE => defs | SOME asm => asm :: defs) |> map (Morphism.term morph)
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   570
  end;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   571
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   572
fun prep_goal_expression prep expression context =
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   573
  let
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   574
    val thy = ProofContext.theory_of context;
28879
db2816a37a34 Read/cert_statement for theorem statements.
ballarin
parents: 28872
diff changeset
   575
28898
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   576
    val ((fixed, deps, _, _), _) = prep true true context expression [] [];
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   577
    (* proof obligations *)
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   578
    val propss = map (props_of thy) deps;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   579
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   580
    val goal_ctxt = context |>
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   581
      ProofContext.add_fixes_i fixed |> snd |>
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   582
      (fold o fold) Variable.auto_fixes propss;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   583
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   584
    val export = Variable.export_morphism goal_ctxt context;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   585
    val exp_fact = Drule.zero_var_indexes_list o map Thm.strip_shyps o Morphism.fact export;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   586
    val exp_term = Drule.term_rule thy (singleton exp_fact);
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   587
    val exp_typ = Logic.type_map exp_term;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   588
    val export' =
28965
1de908189869 cleaned up binding module and related code
haftmann
parents: 28951
diff changeset
   589
      Morphism.morphism {binding = I, var = I, typ = exp_typ, term = exp_term, fact = exp_fact};
28898
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   590
  in ((propss, deps, export'), goal_ctxt) end;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   591
    
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   592
in
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   593
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   594
fun read_goal_expression x = prep_goal_expression read_full_context_statement x;
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   595
fun cert_goal_expression x = prep_goal_expression cert_full_context_statement x;
28879
db2816a37a34 Read/cert_statement for theorem statements.
ballarin
parents: 28872
diff changeset
   596
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   597
end;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   598
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   599
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   600
(*** Locale declarations ***)
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   601
28903
b3fc3a62247a Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents: 28902
diff changeset
   602
(* axiomsN: name of theorem set with destruct rules for locale predicates,
b3fc3a62247a Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents: 28902
diff changeset
   603
     also name suffix of delta predicates and assumptions. *)
b3fc3a62247a Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents: 28902
diff changeset
   604
b3fc3a62247a Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents: 28902
diff changeset
   605
val axiomsN = "axioms";
b3fc3a62247a Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents: 28902
diff changeset
   606
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   607
local
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   608
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   609
(* introN: name of theorems for introduction rules of locale and
28903
b3fc3a62247a Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents: 28902
diff changeset
   610
     delta predicates *)
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   611
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   612
val introN = "intro";
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   613
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   614
fun atomize_spec thy ts =
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   615
  let
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   616
    val t = Logic.mk_conjunction_balanced ts;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   617
    val body = ObjectLogic.atomize_term thy t;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   618
    val bodyT = Term.fastype_of body;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   619
  in
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   620
    if bodyT = propT then (t, propT, Thm.reflexive (Thm.cterm_of thy t))
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   621
    else (body, bodyT, ObjectLogic.atomize (Thm.cterm_of thy t))
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   622
  end;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   623
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   624
(* achieve plain syntax for locale predicates (without "PROP") *)
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   625
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   626
fun aprop_tr' n c = (Syntax.constN ^ c, fn ctxt => fn args =>
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   627
  if length args = n then
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   628
    Syntax.const "_aprop" $
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   629
      Term.list_comb (Syntax.free (Consts.extern (ProofContext.consts_of ctxt) c), args)
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   630
  else raise Match);
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   631
28898
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   632
(* define one predicate including its intro rule and axioms
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   633
   - bname: predicate name
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   634
   - parms: locale parameters
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   635
   - defs: thms representing substitutions from defines elements
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   636
   - ts: terms representing locale assumptions (not normalised wrt. defs)
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   637
   - norm_ts: terms representing locale assumptions (normalised wrt. defs)
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   638
   - thy: the theory
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   639
*)
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   640
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   641
fun def_pred bname parms defs ts norm_ts thy =
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   642
  let
28965
1de908189869 cleaned up binding module and related code
haftmann
parents: 28951
diff changeset
   643
    val name = Sign.full_bname thy bname;
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   644
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   645
    val (body, bodyT, body_eq) = atomize_spec thy norm_ts;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   646
    val env = Term.add_term_free_names (body, []);
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   647
    val xs = filter (member (op =) env o #1) parms;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   648
    val Ts = map #2 xs;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   649
    val extraTs = (Term.term_tfrees body \\ fold Term.add_tfreesT Ts [])
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   650
      |> Library.sort_wrt #1 |> map TFree;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   651
    val predT = map Term.itselfT extraTs ---> Ts ---> bodyT;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   652
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   653
    val args = map Logic.mk_type extraTs @ map Free xs;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   654
    val head = Term.list_comb (Const (name, predT), args);
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   655
    val statement = ObjectLogic.ensure_propT thy head;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   656
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   657
    val ([pred_def], defs_thy) =
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   658
      thy
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   659
      |> bodyT = propT ? Sign.add_advanced_trfuns ([], [], [aprop_tr' (length args) name], [])
28965
1de908189869 cleaned up binding module and related code
haftmann
parents: 28951
diff changeset
   660
      |> Sign.declare_const [] ((Binding.name bname, predT), NoSyn) |> snd
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   661
      |> PureThy.add_defs false
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   662
        [((Thm.def_name bname, Logic.mk_equals (head, body)), [Thm.kind_internal])];
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   663
    val defs_ctxt = ProofContext.init defs_thy |> Variable.declare_term head;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   664
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   665
    val cert = Thm.cterm_of defs_thy;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   666
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   667
    val intro = Goal.prove_global defs_thy [] norm_ts statement (fn _ =>
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   668
      MetaSimplifier.rewrite_goals_tac [pred_def] THEN
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   669
      Tactic.compose_tac (false, body_eq RS Drule.equal_elim_rule1, 1) 1 THEN
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   670
      Tactic.compose_tac (false,
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   671
        Conjunction.intr_balanced (map (Thm.assume o cert) norm_ts), 0) 1);
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   672
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   673
    val conjuncts =
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   674
      (Drule.equal_elim_rule2 OF [body_eq,
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   675
        MetaSimplifier.rewrite_rule [pred_def] (Thm.assume (cert statement))])
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   676
      |> Conjunction.elim_balanced (length ts);
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   677
    val axioms = ts ~~ conjuncts |> map (fn (t, ax) =>
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   678
      Element.prove_witness defs_ctxt t
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   679
       (MetaSimplifier.rewrite_goals_tac defs THEN
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   680
        Tactic.compose_tac (false, ax, 0) 1));
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   681
  in ((statement, intro, axioms), defs_thy) end;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   682
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   683
in
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   684
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   685
(* CB: main predicate definition function *)
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   686
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   687
fun define_preds pname (parms, ((exts, exts'), (ints, ints')), defs) thy =
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   688
  let
29031
e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents: 29030
diff changeset
   689
    val defs' = map (cterm_of thy #> Assumption.assume #> Drule.gen_all #> Drule.abs_def) defs;
e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents: 29030
diff changeset
   690
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   691
    val (a_pred, a_intro, a_axioms, thy'') =
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   692
      if null exts then (NONE, NONE, [], thy)
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   693
      else
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   694
        let
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   695
          val aname = if null ints then pname else pname ^ "_" ^ axiomsN;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   696
          val ((statement, intro, axioms), thy') =
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   697
            thy
29031
e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents: 29030
diff changeset
   698
            |> def_pred aname parms defs' exts exts';
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   699
          val (_, thy'') =
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   700
            thy'
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   701
            |> Sign.add_path aname
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   702
            |> Sign.no_base_names
28903
b3fc3a62247a Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents: 28902
diff changeset
   703
            |> PureThy.note_thmss Thm.internalK
28965
1de908189869 cleaned up binding module and related code
haftmann
parents: 28951
diff changeset
   704
              [((Binding.name introN, []), [([intro], [NewLocale.unfold_attrib])])]
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   705
            ||> Sign.restore_naming thy';
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   706
          in (SOME statement, SOME intro, axioms, thy'') end;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   707
    val (b_pred, b_intro, b_axioms, thy'''') =
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   708
      if null ints then (NONE, NONE, [], thy'')
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   709
      else
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   710
        let
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   711
          val ((statement, intro, axioms), thy''') =
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   712
            thy''
29031
e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents: 29030
diff changeset
   713
            |> def_pred pname parms defs' (ints @ the_list a_pred) (ints' @ the_list a_pred);
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   714
          val (_, thy'''') =
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   715
            thy'''
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   716
            |> Sign.add_path pname
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   717
            |> Sign.no_base_names
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   718
            |> PureThy.note_thmss Thm.internalK
28965
1de908189869 cleaned up binding module and related code
haftmann
parents: 28951
diff changeset
   719
                 [((Binding.name introN, []), [([intro], [NewLocale.intro_attrib])]),
1de908189869 cleaned up binding module and related code
haftmann
parents: 28951
diff changeset
   720
                  ((Binding.name axiomsN, []),
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   721
                    [(map (Drule.standard o Element.conclude_witness) axioms, [])])]
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   722
            ||> Sign.restore_naming thy''';
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   723
        in (SOME statement, SOME intro, axioms, thy'''') end;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   724
  in ((a_pred, a_intro, a_axioms), (b_pred, b_intro, b_axioms), thy'''') end;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   725
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   726
end;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   727
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   728
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   729
local
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   730
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   731
fun assumes_to_notes (Assumes asms) axms =
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   732
      fold_map (fn (a, spec) => fn axs =>
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   733
          let val (ps, qs) = chop (length spec) axs
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   734
          in ((a, [(ps, [])]), qs) end) asms axms
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   735
      |> apfst (curry Notes Thm.assumptionK)
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   736
  | assumes_to_notes e axms = (e, axms);
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   737
29031
e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents: 29030
diff changeset
   738
fun defines_to_notes thy (Defines defs) =
e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents: 29030
diff changeset
   739
      Notes (Thm.definitionK, map (fn (a, (def, _)) =>
e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents: 29030
diff changeset
   740
        (a, [([Assumption.assume (cterm_of thy def)], [])])) defs)
e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents: 29030
diff changeset
   741
  | defines_to_notes _ e = e;
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   742
28898
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   743
fun gen_add_locale prep_decl
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   744
    bname predicate_name raw_imprt raw_body thy =
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   745
  let
28965
1de908189869 cleaned up binding module and related code
haftmann
parents: 28951
diff changeset
   746
    val name = Sign.full_bname thy bname;
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   747
    val _ = NewLocale.test_locale thy name andalso
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   748
      error ("Duplicate definition of locale " ^ quote name);
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   749
29031
e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents: 29030
diff changeset
   750
    val ((fixed, deps, body_elems), text as (parms, ((_, exts'), _), defs)) =
29021
ce100fbc3c8e Proper shape of assumptions generated from Defines elements.
ballarin
parents: 29020
diff changeset
   751
      prep_decl raw_imprt raw_body (ProofContext.init thy);
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   752
    val ((a_statement, a_intro, a_axioms), (b_statement, b_intro, b_axioms), thy') =
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   753
      define_preds predicate_name text thy;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   754
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   755
    val extraTs = fold Term.add_tfrees exts' [] \\ fold Term.add_tfreesT (map snd parms) [];
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   756
    val _ = if null extraTs then ()
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   757
      else warning ("Additional type variable(s) in locale specification " ^ quote bname);
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   758
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   759
    val satisfy = Element.satisfy_morphism b_axioms;
28903
b3fc3a62247a Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents: 28902
diff changeset
   760
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   761
    val params = fixed @
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   762
      (body_elems |> map_filter (fn Fixes fixes => SOME fixes | _ => NONE) |> flat);
28903
b3fc3a62247a Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents: 28902
diff changeset
   763
    val asm = if is_some b_statement then b_statement else a_statement;
29031
e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents: 29030
diff changeset
   764
    val body_elems' = map (defines_to_notes thy') body_elems;
29028
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   765
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   766
    val notes =
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   767
        if is_some asm
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   768
        then [(Thm.internalK, [((Binding.name (bname ^ "_" ^ axiomsN), []),
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   769
          [([Assumption.assume (cterm_of thy' (the asm))],
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   770
            [(Attrib.internal o K) NewLocale.witness_attrib])])])]
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   771
        else [];
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   772
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   773
    val deps' = map (fn (l, morph) => (l, morph $> satisfy)) deps;
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   774
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   775
    val loc_ctxt = thy' |>
28991
694227dd3e8c dropped NameSpace.declare_base
haftmann
parents: 28965
diff changeset
   776
      NewLocale.register_locale bname (extraTs, params)
29031
e74341997a48 Pass on defines in inheritance; reject illicit defines created by instantiation.
ballarin
parents: 29030
diff changeset
   777
        (asm, defs) ([], [])
28872
686963dbf6cd add_locale functional.
ballarin
parents: 28862
diff changeset
   778
        (map (fn n => (n, stamp ())) notes |> rev) (map (fn d => (d, stamp ())) deps' |> rev) |>
29028
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   779
      NewLocale.init name;
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   780
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   781
    (* These will be added in the local theory. *)
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   782
    val notes' = body_elems' |>
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   783
      (fn elems => fold_map assumes_to_notes elems (map Element.conclude_witness a_axioms)) |>
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   784
      fst |> map (Element.morph_ctxt satisfy) |>
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   785
      map_filter (fn Notes notes => SOME notes | _ => NONE);
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   786
b5dad96c755a When adding locales, delay notes until local theory is built.
ballarin
parents: 29022
diff changeset
   787
  in ((name, notes'), loc_ctxt) end;
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   788
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   789
in
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   790
28902
2019bcc9d8bf Ahere to modern naming conventions; proper treatment of internal vs external names.
ballarin
parents: 28898
diff changeset
   791
val add_locale_cmd = gen_add_locale read_declaration;
2019bcc9d8bf Ahere to modern naming conventions; proper treatment of internal vs external names.
ballarin
parents: 28898
diff changeset
   792
val add_locale = gen_add_locale cert_declaration;
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   793
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   794
end;
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   795
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   796
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   797
(*** Interpretation ***)
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   798
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   799
(** Witnesses and goals **)
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   800
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   801
fun prep_propp propss = propss |> map (map (rpair [] o Element.mark_witness));
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   802
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   803
fun prep_result propps thmss =
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   804
  ListPair.map (fn (props, thms) => map2 Element.make_witness props thms) (propps, thmss);
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   805
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   806
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   807
(** Interpretation between locales: declaring sublocale relationships **)
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   808
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   809
local
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   810
28902
2019bcc9d8bf Ahere to modern naming conventions; proper treatment of internal vs external names.
ballarin
parents: 28898
diff changeset
   811
fun gen_sublocale prep_expr intern
28951
e89dde5f365c Sublocale: removed public after_qed; identifiers private to NewLocale.
ballarin
parents: 28936
diff changeset
   812
    raw_target expression thy =
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   813
  let
28902
2019bcc9d8bf Ahere to modern naming conventions; proper treatment of internal vs external names.
ballarin
parents: 28898
diff changeset
   814
    val target = intern thy raw_target;
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   815
    val target_ctxt = NewLocale.init target thy;
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   816
28903
b3fc3a62247a Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents: 28902
diff changeset
   817
    val ((propss, deps, export), goal_ctxt) = prep_expr expression target_ctxt;
28898
530c7d28a962 Proper treatment of expressions with free arguments.
ballarin
parents: 28895
diff changeset
   818
    
28902
2019bcc9d8bf Ahere to modern naming conventions; proper treatment of internal vs external names.
ballarin
parents: 28898
diff changeset
   819
    fun store_dep ((name, morph), thms) =
28903
b3fc3a62247a Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents: 28902
diff changeset
   820
      NewLocale.add_dependency target (name, morph $> Element.satisfy_morphism thms $> export);
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   821
28993
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   822
    fun after_qed results =
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   823
      ProofContext.theory (
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   824
        (* store dependencies *)
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   825
        fold store_dep (deps ~~ prep_result propss results) #>
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   826
        (* propagate registrations *)
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   827
        (fn thy => fold_rev (fn reg => NewLocale.activate_global_facts reg)
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   828
          (NewLocale.get_global_registrations thy) thy));
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   829
  in
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   830
    goal_ctxt |>
28951
e89dde5f365c Sublocale: removed public after_qed; identifiers private to NewLocale.
ballarin
parents: 28936
diff changeset
   831
      Proof.theorem_i NONE after_qed (prep_propp propss) |>
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   832
      Element.refine_witness |> Seq.hd
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   833
  end;
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   834
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   835
in
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   836
28902
2019bcc9d8bf Ahere to modern naming conventions; proper treatment of internal vs external names.
ballarin
parents: 28898
diff changeset
   837
fun sublocale_cmd x = gen_sublocale read_goal_expression NewLocale.intern x;
2019bcc9d8bf Ahere to modern naming conventions; proper treatment of internal vs external names.
ballarin
parents: 28898
diff changeset
   838
fun sublocale x = gen_sublocale cert_goal_expression (K I) x;
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   839
28795
6891e273c33b Initial part of locale reimplementation.
ballarin
parents: 28701
diff changeset
   840
end;
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   841
29018
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   842
28993
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   843
(** Interpretation in theories **)
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   844
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   845
local
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   846
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   847
fun gen_interpretation prep_expr
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   848
    expression thy =
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   849
  let
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   850
    val ctxt = ProofContext.init thy;
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   851
29018
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   852
    val ((propss, regs, export), goal_ctxt) = prep_expr expression ctxt;
28993
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   853
    
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   854
    fun store_reg ((name, morph), thms) =
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   855
      let
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   856
        val morph' = morph $> Element.satisfy_morphism thms $> export;
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   857
      in
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   858
        NewLocale.add_global_registration (name, morph') #>
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   859
        NewLocale.activate_global_facts (name, morph')
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   860
      end;
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   861
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   862
    fun after_qed results =
29018
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   863
      ProofContext.theory (fold store_reg (regs ~~ prep_result propss results));
28993
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   864
  in
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   865
    goal_ctxt |>
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   866
      Proof.theorem_i NONE after_qed (prep_propp propss) |>
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   867
      Element.refine_witness |> Seq.hd
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   868
  end;
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   869
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   870
in
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   871
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   872
fun interpretation_cmd x = gen_interpretation read_goal_expression x;
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   873
fun interpretation x = gen_interpretation cert_goal_expression x;
28895
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   874
4e2914c2f8c5 Sublocale command.
ballarin
parents: 28885
diff changeset
   875
end;
28903
b3fc3a62247a Intro_locales_tac to simplify goals involving locale predicates.
ballarin
parents: 28902
diff changeset
   876
29018
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   877
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   878
(** Interpretation in proof contexts **)
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   879
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   880
local
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   881
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   882
fun gen_interpret prep_expr
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   883
    expression int state =
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   884
  let
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   885
    val _ = Proof.assert_forward_or_chain state;
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   886
    val ctxt = Proof.context_of state;
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   887
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   888
    val ((propss, regs, export), goal_ctxt) = prep_expr expression ctxt;
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   889
    
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   890
    fun store_reg ((name, morph), thms) =
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   891
      let
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   892
        val morph' = morph $> Element.satisfy_morphism thms $> export;
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   893
      in
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   894
        NewLocale.activate_local_facts (name, morph')
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   895
      end;
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   896
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   897
    fun after_qed results =
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   898
      Proof.map_context (fold store_reg (regs ~~ prep_result propss results)) #> Seq.single;
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   899
  in
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   900
    state |> Proof.map_context (K goal_ctxt) |>
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   901
      Proof.local_goal (ProofDisplay.print_results int) (K I) ProofContext.bind_propp_i
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   902
      "interpret" NONE after_qed (map (pair (Binding.empty, [])) (prep_propp propss)) |>
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   903
      Element.refine_witness |> Seq.hd
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   904
  end;
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   905
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   906
in
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   907
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   908
fun interpret_cmd x = gen_interpret read_goal_expression x;
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   909
fun interpret x = gen_interpret cert_goal_expression x;
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   910
28993
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   911
end;
829e684b02ef Interpretation in theories including interaction with subclass relation.
ballarin
parents: 28951
diff changeset
   912
29018
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   913
end;
17538bdef546 Interpretation in proof contexts.
ballarin
parents: 28994
diff changeset
   914