src/HOL/Tools/record.ML
author haftmann
Sat, 19 Jun 2010 09:14:06 +0200
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parent 37186 349e9223c685
child 37470 fcc768dc9dd0
permissions -rw-r--r--
cleanup of typecopy package
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(*  Title:      HOL/Tools/record.ML
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    Author:     Wolfgang Naraschewski, TU Muenchen
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    Author:     Markus Wenzel, TU Muenchen
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    Author:     Norbert Schirmer, TU Muenchen
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    Author:     Thomas Sewell, NICTA
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Extensible records with structural subtyping.
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*)
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signature BASIC_RECORD =
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sig
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  type record_info =
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   {args: (string * sort) list,
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    parent: (typ list * string) option,
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    fields: (string * typ) list,
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    extension: (string * typ list),
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    ext_induct: thm, ext_inject: thm, ext_surjective: thm, ext_split: thm, ext_def: thm,
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    select_convs: thm list, update_convs: thm list, select_defs: thm list, update_defs: thm list,
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    fold_congs: thm list, unfold_congs: thm list, splits: thm list, defs: thm list,
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    surjective: thm, equality: thm, induct_scheme: thm, induct: thm, cases_scheme: thm,
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    cases: thm, simps: thm list, iffs: thm list}
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  val get_record: theory -> string -> record_info option
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  val the_record: theory -> string -> record_info
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  val record_simproc: simproc
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  val record_eq_simproc: simproc
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  val record_upd_simproc: simproc
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  val record_split_simproc: (term -> int) -> simproc
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  val record_ex_sel_eq_simproc: simproc
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  val record_split_tac: int -> tactic
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  val record_split_simp_tac: thm list -> (term -> int) -> int -> tactic
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  val record_split_name: string
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  val record_split_wrapper: string * wrapper
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  val print_record_type_abbr: bool Unsynchronized.ref
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  val print_record_type_as_fields: bool Unsynchronized.ref
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end;
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signature RECORD =
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sig
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  include BASIC_RECORD
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  val timing: bool Unsynchronized.ref
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  val updateN: string
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  val ext_typeN: string
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  val extN: string
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  val makeN: string
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  val moreN: string
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  val last_extT: typ -> (string * typ list) option
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  val dest_recTs: typ -> (string * typ list) list
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  val get_extT_fields: theory -> typ -> (string * typ) list * (string * typ)
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  val get_recT_fields: theory -> typ -> (string * typ) list * (string * typ)
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  val get_parent: theory -> string -> (typ list * string) option
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  val get_extension: theory -> string -> (string * typ list) option
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  val get_extinjects: theory -> thm list
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  val get_simpset: theory -> simpset
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  val print_records: theory -> unit
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  val read_typ: Proof.context -> string -> (string * sort) list -> typ * (string * sort) list
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  val cert_typ: Proof.context -> typ -> (string * sort) list -> typ * (string * sort) list
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  val add_record: bool -> (string * sort) list * binding -> (typ list * string) option ->
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    (binding * typ * mixfix) list -> theory -> theory
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  val add_record_cmd: bool -> (string * string option) list * binding -> string option ->
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    (binding * string * mixfix) list -> theory -> theory
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  val setup: theory -> theory
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end;
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signature ISO_TUPLE_SUPPORT =
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sig
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  val add_iso_tuple_type: bstring * (string * sort) list ->
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    typ * typ -> theory -> (term * term) * theory
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  val mk_cons_tuple: term * term -> term
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  val dest_cons_tuple: term -> term * term
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  val iso_tuple_intros_tac: int -> tactic
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  val named_cterm_instantiate: (string * cterm) list -> thm -> thm
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end;
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structure Iso_Tuple_Support: ISO_TUPLE_SUPPORT =
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struct
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val isoN = "_Tuple_Iso";
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val iso_tuple_intro = @{thm isomorphic_tuple_intro};
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val iso_tuple_intros = Tactic.build_net @{thms isomorphic_tuple.intros};
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val tuple_iso_tuple = (@{const_name tuple_iso_tuple}, @{thm tuple_iso_tuple});
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fun named_cterm_instantiate values thm =
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  let
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    fun match name ((name', _), _) = name = name';
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    fun getvar name =
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      (case find_first (match name) (Term.add_vars (prop_of thm) []) of
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        SOME var => cterm_of (theory_of_thm thm) (Var var)
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      | NONE => raise THM ("named_cterm_instantiate: " ^ name, 0, [thm]));
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  in
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    cterm_instantiate (map (apfst getvar) values) thm
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  end;
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structure Iso_Tuple_Thms = Theory_Data
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(
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  type T = thm Symtab.table;
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  val empty = Symtab.make [tuple_iso_tuple];
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  val extend = I;
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  fun merge data = Symtab.merge Thm.eq_thm_prop data;   (* FIXME handle Symtab.DUP ?? *)
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);
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fun do_typedef tyco repT alphas thy =
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  let
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    val (b_constr, b_proj) = pairself Binding.name ("Abs_" ^  tyco, "Rep_" ^  tyco); (*FIXME*)
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    fun get_thms thy tyco =
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      let
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        val SOME { vs, constr, typ = repT, proj_inject, proj_constr, ... } =
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          Typecopy.get_info thy tyco;
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        val absT = Type (tyco, map TFree vs);
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      in
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        ((proj_inject, proj_constr), Const (constr, repT --> absT), absT)
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      end;
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  in
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    thy
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    |> Typecopy.typecopy (Binding.name tyco, alphas) repT b_constr b_proj
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    |-> (fn (tyco, _) => `(fn thy => get_thms thy tyco))
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  end;
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fun mk_cons_tuple (left, right) =
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  let
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    val (leftT, rightT) = (fastype_of left, fastype_of right);
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    val prodT = HOLogic.mk_prodT (leftT, rightT);
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    val isomT = Type (@{type_name tuple_isomorphism}, [prodT, leftT, rightT]);
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  in
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    Const (@{const_name iso_tuple_cons}, isomT --> leftT --> rightT --> prodT) $
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      Const (fst tuple_iso_tuple, isomT) $ left $ right
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  end;
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fun dest_cons_tuple (Const (@{const_name iso_tuple_cons}, _) $ Const _ $ t $ u) = (t, u)
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  | dest_cons_tuple t = raise TERM ("dest_cons_tuple", [t]);
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fun add_iso_tuple_type (name, alphas) (leftT, rightT) thy =
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  let
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    val repT = HOLogic.mk_prodT (leftT, rightT);
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    val (((rep_inject, abs_inverse), absC, absT), typ_thy) =
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      thy
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      |> do_typedef name repT alphas
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      ||> Sign.add_path name;
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    (*construct a type and body for the isomorphism constant by
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      instantiating the theorem to which the definition will be applied*)
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    val intro_inst =
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      rep_inject RS named_cterm_instantiate [("abst", cterm_of typ_thy absC)] iso_tuple_intro;
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    val (_, body) = Logic.dest_equals (List.last (prems_of intro_inst));
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    val isomT = fastype_of body;
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    val isom_binding = Binding.name (name ^ isoN);
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    val isom_name = Sign.full_name typ_thy isom_binding;
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    val isom = Const (isom_name, isomT);
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    val ([isom_def], cdef_thy) =
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      typ_thy
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      |> Sign.declare_const ((isom_binding, isomT), NoSyn) |> snd
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      |> PureThy.add_defs false
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        [((Binding.conceal (Thm.def_binding isom_binding), Logic.mk_equals (isom, body)), [])];
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    val iso_tuple = isom_def RS (abs_inverse RS (rep_inject RS iso_tuple_intro));
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    val cons = Const (@{const_name iso_tuple_cons}, isomT --> leftT --> rightT --> absT);
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    val thm_thy =
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      cdef_thy
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      |> Iso_Tuple_Thms.map (Symtab.insert Thm.eq_thm_prop (isom_name, iso_tuple))
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      |> Sign.restore_naming thy
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      |> Code.add_default_eqn isom_def;
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  in
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    ((isom, cons $ isom), thm_thy)
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  end;
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val iso_tuple_intros_tac =
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  resolve_from_net_tac iso_tuple_intros THEN'
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  CSUBGOAL (fn (cgoal, i) =>
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    let
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      val thy = Thm.theory_of_cterm cgoal;
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      val goal = Thm.term_of cgoal;
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      val isthms = Iso_Tuple_Thms.get thy;
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      fun err s t = raise TERM ("iso_tuple_intros_tac: " ^ s, [t]);
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      val goal' = Envir.beta_eta_contract goal;
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      val is =
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        (case goal' of
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          Const (@{const_name Trueprop}, _) $
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            (Const (@{const_name isomorphic_tuple}, _) $ Const is) => is
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        | _ => err "unexpected goal format" goal');
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      val isthm =
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        (case Symtab.lookup isthms (#1 is) of
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          SOME isthm => isthm
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        | NONE => err "no thm found for constant" (Const is));
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    in rtac isthm i end);
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end;
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structure Record: RECORD =
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struct
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val eq_reflection = @{thm eq_reflection};
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val atomize_all = @{thm HOL.atomize_all};
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val atomize_imp = @{thm HOL.atomize_imp};
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val meta_allE = @{thm Pure.meta_allE};
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val prop_subst = @{thm prop_subst};
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val K_record_comp = @{thm K_record_comp};
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val K_comp_convs = [@{thm o_apply}, K_record_comp];
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val o_assoc = @{thm o_assoc};
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val id_apply = @{thm id_apply};
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val id_o_apps = [@{thm id_apply}, @{thm id_o}, @{thm o_id}];
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val Not_eq_iff = @{thm Not_eq_iff};
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val refl_conj_eq = @{thm refl_conj_eq};
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val surject_assistI = @{thm iso_tuple_surjective_proof_assistI};
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val surject_assist_idE = @{thm iso_tuple_surjective_proof_assist_idE};
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val updacc_accessor_eqE = @{thm update_accessor_accessor_eqE};
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val updacc_updator_eqE = @{thm update_accessor_updator_eqE};
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val updacc_eq_idI = @{thm iso_tuple_update_accessor_eq_assist_idI};
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val updacc_eq_triv = @{thm iso_tuple_update_accessor_eq_assist_triv};
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val updacc_foldE = @{thm update_accessor_congruence_foldE};
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val updacc_unfoldE = @{thm update_accessor_congruence_unfoldE};
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val updacc_noopE = @{thm update_accessor_noopE};
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val updacc_noop_compE = @{thm update_accessor_noop_compE};
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val updacc_cong_idI = @{thm update_accessor_cong_assist_idI};
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val updacc_cong_triv = @{thm update_accessor_cong_assist_triv};
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val updacc_cong_from_eq = @{thm iso_tuple_update_accessor_cong_from_eq};
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val o_eq_dest = @{thm o_eq_dest};
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val o_eq_id_dest = @{thm o_eq_id_dest};
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val o_eq_dest_lhs = @{thm o_eq_dest_lhs};
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(** name components **)
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val rN = "r";
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val wN = "w";
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val moreN = "more";
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val schemeN = "_scheme";
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val ext_typeN = "_ext_type";
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val inner_typeN = "_inner_type";
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val extN ="_ext";
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val updateN = "_update";
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val makeN = "make";
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val fields_selN = "fields";
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val extendN = "extend";
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val truncateN = "truncate";
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(*** utilities ***)
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fun but_last xs = fst (split_last xs);
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fun varifyT midx =
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  let fun varify (a, S) = TVar ((a, midx + 1), S);
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  in map_type_tfree varify end;
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(* timing *)
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val timing = Unsynchronized.ref false;
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fun timeit_msg s x = if ! timing then (warning s; timeit x) else x ();
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fun timing_msg s = if ! timing then warning s else ();
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(* syntax *)
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val Trueprop = HOLogic.mk_Trueprop;
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fun All xs t = Term.list_all_free (xs, t);
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infix 0 :== ===;
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infixr 0 ==>;
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val op :== = OldGoals.mk_defpair;
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val op === = Trueprop o HOLogic.mk_eq;
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val op ==> = Logic.mk_implies;
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(* constructor *)
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fun mk_ext (name, T) ts =
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  let val Ts = map fastype_of ts
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  in list_comb (Const (suffix extN name, Ts ---> T), ts) end;
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(* selector *)
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fun mk_selC sT (c, T) = (c, sT --> T);
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fun mk_sel s (c, T) =
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  let val sT = fastype_of s
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  in Const (mk_selC sT (c, T)) $ s end;
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(* updates *)
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fun mk_updC sfx sT (c, T) = (suffix sfx c, (T --> T) --> sT --> sT);
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fun mk_upd' sfx c v sT =
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  let val vT = domain_type (fastype_of v);
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  in Const (mk_updC sfx sT (c, vT)) $ v end;
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fun mk_upd sfx c v s = mk_upd' sfx c v (fastype_of s) $ s;
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(* types *)
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fun dest_recT (typ as Type (c_ext_type, Ts as (_ :: _))) =
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      (case try (unsuffix ext_typeN) c_ext_type of
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        NONE => raise TYPE ("Record.dest_recT", [typ], [])
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      | SOME c => ((c, Ts), List.last Ts))
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  | dest_recT typ = raise TYPE ("Record.dest_recT", [typ], []);
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val is_recT = can dest_recT;
11833
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fun dest_recTs T =
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  let val ((c, Ts), U) = dest_recT T
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  in (c, Ts) :: dest_recTs U
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  end handle TYPE _ => [];
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fun last_extT T =
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  let val ((c, Ts), U) = dest_recT T in
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    (case last_extT U of
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      NONE => SOME (c, Ts)
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    | SOME l => SOME l)
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  end handle TYPE _ => NONE;
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fun rec_id i T =
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  let
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    val rTs = dest_recTs T;
33957
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haftmann
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   333
    val rTs' = if i < 0 then rTs else take i rTs;
32764
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  in implode (map #1 rTs') end;
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32335
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41fe1c93f218 tuned spacing of sections;
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   337
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(*** extend theory by record definition ***)
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(** record info **)
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(* type record_info and parent_info *)
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type record_info =
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 {args: (string * sort) list,
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  parent: (typ list * string) option,
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  fields: (string * typ) list,
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  extension: (string * typ list),
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  ext_induct: thm,
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  ext_inject: thm,
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   352
  ext_surjective: thm,
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   353
  ext_split: thm,
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wenzelm
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   354
  ext_def: thm,
ad213c602ec1 refined and exported record_info;
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   355
ad213c602ec1 refined and exported record_info;
wenzelm
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   356
  select_convs: thm list,
ad213c602ec1 refined and exported record_info;
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   357
  update_convs: thm list,
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   358
  select_defs: thm list,
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wenzelm
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   359
  update_defs: thm list,
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wenzelm
parents: 35137
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   360
  fold_congs: thm list,
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wenzelm
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   361
  unfold_congs: thm list,
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   362
  splits: thm list,
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   363
  defs: thm list,
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   364
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   365
  surjective: thm,
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   366
  equality: thm,
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   367
  induct_scheme: thm,
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   368
  induct: thm,
35138
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wenzelm
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   369
  cases_scheme: thm,
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   370
  cases: thm,
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   371
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   372
  simps: thm list,
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   373
  iffs: thm list};
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wenzelm
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   374
ad213c602ec1 refined and exported record_info;
wenzelm
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   375
fun make_record_info args parent fields extension
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   376
    ext_induct ext_inject ext_surjective ext_split ext_def
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wenzelm
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   377
    select_convs update_convs select_defs update_defs fold_congs unfold_congs splits defs
ad213c602ec1 refined and exported record_info;
wenzelm
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   378
    surjective equality induct_scheme induct cases_scheme cases
ad213c602ec1 refined and exported record_info;
wenzelm
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   379
    simps iffs : record_info =
17261
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   380
 {args = args, parent = parent, fields = fields, extension = extension,
35138
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   381
  ext_induct = ext_induct, ext_inject = ext_inject, ext_surjective = ext_surjective,
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wenzelm
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   382
  ext_split = ext_split, ext_def = ext_def, select_convs = select_convs,
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   383
  update_convs = update_convs, select_defs = select_defs, update_defs = update_defs,
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   384
  fold_congs = fold_congs, unfold_congs = unfold_congs, splits = splits, defs = defs,
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   385
  surjective = surjective, equality = equality, induct_scheme = induct_scheme,
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   386
  induct = induct, cases_scheme = cases_scheme, cases = cases, simps = simps, iffs = iffs};
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
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   387
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   388
type parent_info =
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   389
 {name: string,
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   390
  fields: (string * typ) list,
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   391
  extension: (string * typ list),
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   392
  induct_scheme: thm,
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   393
  ext_def: thm};
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   394
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   395
fun make_parent_info name fields extension ext_def induct_scheme : parent_info =
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   396
 {name = name, fields = fields, extension = extension,
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   397
  ext_def = ext_def, induct_scheme = induct_scheme};
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   398
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   399
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   400
(* theory data *)
5001
9de7fda0a6df accomodate tuned version of theory data;
wenzelm
parents: 4970
diff changeset
   401
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   402
type record_data =
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   403
 {records: record_info Symtab.table,
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   404
  sel_upd:
32744
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   405
   {selectors: (int * bool) Symtab.table,
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   406
    updates: string Symtab.table,
32744
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   407
    simpset: Simplifier.simpset,
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   408
    defset: Simplifier.simpset,
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   409
    foldcong: Simplifier.simpset,
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   410
    unfoldcong: Simplifier.simpset},
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   411
  equalities: thm Symtab.table,
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   412
  extinjects: thm list,
32764
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
   413
  extsplit: thm Symtab.table,  (*maps extension name to split rule*)
35135
1667fd3b051d tuned errors;
wenzelm
parents: 35133
diff changeset
   414
  splits: (thm * thm * thm * thm) Symtab.table,  (*!!, ALL, EX - split-equalities, induct rule*)
32764
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
   415
  extfields: (string * typ) list Symtab.table,  (*maps extension to its fields*)
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
   416
  fieldext: (string * typ list) Symtab.table};  (*maps field to its extension*)
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   417
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   418
fun make_record_data
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   419
    records sel_upd equalities extinjects extsplit splits extfields fieldext =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   420
 {records = records, sel_upd = sel_upd,
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   421
  equalities = equalities, extinjects=extinjects, extsplit = extsplit, splits = splits,
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   422
  extfields = extfields, fieldext = fieldext }: record_data;
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   423
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   424
structure Records_Data = Theory_Data
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   425
(
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   426
  type T = record_data;
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   427
  val empty =
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   428
    make_record_data Symtab.empty
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   429
      {selectors = Symtab.empty, updates = Symtab.empty,
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   430
          simpset = HOL_basic_ss, defset = HOL_basic_ss,
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   431
          foldcong = HOL_basic_ss, unfoldcong = HOL_basic_ss}
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   432
       Symtab.empty [] Symtab.empty Symtab.empty Symtab.empty Symtab.empty;
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16379
diff changeset
   433
  val extend = I;
33522
737589bb9bb8 adapted Theory_Data;
wenzelm
parents: 33385
diff changeset
   434
  fun merge
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   435
   ({records = recs1,
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   436
     sel_upd =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   437
      {selectors = sels1, updates = upds1,
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   438
       simpset = ss1, defset = ds1,
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   439
       foldcong = fc1, unfoldcong = uc1},
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   440
     equalities = equalities1,
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   441
     extinjects = extinjects1,
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   442
     extsplit = extsplit1,
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   443
     splits = splits1,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   444
     extfields = extfields1,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   445
     fieldext = fieldext1},
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   446
    {records = recs2,
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   447
     sel_upd =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   448
      {selectors = sels2, updates = upds2,
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   449
       simpset = ss2, defset = ds2,
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   450
       foldcong = fc2, unfoldcong = uc2},
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   451
     equalities = equalities2,
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   452
     extinjects = extinjects2,
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   453
     extsplit = extsplit2,
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   454
     splits = splits2,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   455
     extfields = extfields2,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   456
     fieldext = fieldext2}) =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   457
    make_record_data
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   458
      (Symtab.merge (K true) (recs1, recs2))
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   459
      {selectors = Symtab.merge (K true) (sels1, sels2),
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   460
        updates = Symtab.merge (K true) (upds1, upds2),
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   461
        simpset = Simplifier.merge_ss (ss1, ss2),
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   462
        defset = Simplifier.merge_ss (ds1, ds2),
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   463
        foldcong = Simplifier.merge_ss (fc1, fc2),
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   464
        unfoldcong = Simplifier.merge_ss (uc1, uc2)}
22634
399e4b4835da canonical merge operations
haftmann
parents: 22596
diff changeset
   465
      (Symtab.merge Thm.eq_thm_prop (equalities1, equalities2))
33522
737589bb9bb8 adapted Theory_Data;
wenzelm
parents: 33385
diff changeset
   466
      (Thm.merge_thms (extinjects1, extinjects2))
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   467
      (Symtab.merge Thm.eq_thm_prop (extsplit1, extsplit2))
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   468
      (Symtab.merge (fn ((a, b, c, d), (w, x, y, z)) =>
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   469
          Thm.eq_thm (a, w) andalso Thm.eq_thm (b, x) andalso
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   470
          Thm.eq_thm (c, y) andalso Thm.eq_thm (d, z)) (splits1, splits2))
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   471
      (Symtab.merge (K true) (extfields1, extfields2))
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   472
      (Symtab.merge (K true) (fieldext1, fieldext2));
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   473
);
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   474
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   475
fun print_records thy =
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   476
  let
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   477
    val {records = recs, ...} = Records_Data.get thy;
26943
aec0d97a01c4 moved global pretty/string_of functions from Sign to Syntax;
wenzelm
parents: 26626
diff changeset
   478
    val prt_typ = Syntax.pretty_typ_global thy;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   479
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   480
    fun pretty_parent NONE = []
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   481
      | pretty_parent (SOME (Ts, name)) =
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   482
          [Pretty.block [prt_typ (Type (name, Ts)), Pretty.str " +"]];
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   483
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   484
    fun pretty_field (c, T) = Pretty.block
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   485
      [Pretty.str (Sign.extern_const thy c), Pretty.str " ::",
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   486
        Pretty.brk 1, Pretty.quote (prt_typ T)];
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   487
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   488
    fun pretty_record (name, {args, parent, fields, ...}: record_info) =
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   489
      Pretty.block (Pretty.fbreaks (Pretty.block
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   490
        [prt_typ (Type (name, map TFree args)), Pretty.str " = "] ::
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   491
        pretty_parent parent @ map pretty_field fields));
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   492
  in map pretty_record (Symtab.dest recs) |> Pretty.chunks |> Pretty.writeln end;
5006
cdc86a914e63 adapted to new theory data interface;
wenzelm
parents: 5001
diff changeset
   493
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16379
diff changeset
   494
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   495
(* access 'records' *)
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   496
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   497
val get_record = Symtab.lookup o #records o Records_Data.get;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   498
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   499
fun the_record thy name =
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   500
  (case get_record thy name of
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   501
    SOME info => info
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   502
  | NONE => error ("Unknown record type " ^ quote name));
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   503
4890
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
   504
fun put_record name info thy =
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   505
  let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   506
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields, fieldext} =
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   507
      Records_Data.get thy;
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   508
    val data = make_record_data (Symtab.update (name, info) records)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   509
      sel_upd equalities extinjects extsplit splits extfields fieldext;
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   510
  in Records_Data.put data thy end;
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   511
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   512
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   513
(* access 'sel_upd' *)
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   514
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   515
val get_sel_upd = #sel_upd o Records_Data.get;
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   516
17510
5e3ce025e1a5 tuned simprocs;
wenzelm
parents: 17485
diff changeset
   517
val is_selector = Symtab.defined o #selectors o get_sel_upd;
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   518
val get_updates = Symtab.lookup o #updates o get_sel_upd;
35232
f588e1169c8b renamed Simplifier.theory_context to Simplifier.global_context to emphasize that this is not the real thing;
wenzelm
parents: 35149
diff changeset
   519
fun get_ss_with_context getss thy = Simplifier.global_context thy (getss (get_sel_upd thy));
32764
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
   520
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
   521
val get_simpset = get_ss_with_context #simpset;
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
   522
val get_sel_upd_defs = get_ss_with_context #defset;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   523
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   524
fun get_update_details u thy =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   525
  let val sel_upd = get_sel_upd thy in
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   526
    (case Symtab.lookup (#updates sel_upd) u of
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   527
      SOME s =>
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   528
        let val SOME (dep, ismore) = Symtab.lookup (#selectors sel_upd) s
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   529
        in SOME (s, dep, ismore) end
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   530
    | NONE => NONE)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   531
  end;
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   532
32744
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   533
fun put_sel_upd names more depth simps defs (folds, unfolds) thy =
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   534
  let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   535
    val all = names @ [more];
32744
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   536
    val sels = map (rpair (depth, false)) names @ [(more, (depth, true))];
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   537
    val upds = map (suffix updateN) all ~~ all;
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   538
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   539
    val {records, sel_upd = {selectors, updates, simpset, defset, foldcong, unfoldcong},
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   540
      equalities, extinjects, extsplit, splits, extfields, fieldext} = Records_Data.get thy;
32744
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   541
    val data = make_record_data records
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   542
      {selectors = fold Symtab.update_new sels selectors,
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   543
        updates = fold Symtab.update_new upds updates,
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   544
        simpset = Simplifier.addsimps (simpset, simps),
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   545
        defset = Simplifier.addsimps (defset, defs),
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   546
        foldcong = foldcong addcongs folds,
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   547
        unfoldcong = unfoldcong addcongs unfolds}
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
   548
       equalities extinjects extsplit splits extfields fieldext;
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   549
  in Records_Data.put data thy end;
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   550
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   551
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   552
(* access 'equalities' *)
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   553
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   554
fun add_record_equalities name thm thy =
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   555
  let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   556
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields, fieldext} =
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   557
      Records_Data.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   558
    val data = make_record_data records sel_upd
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   559
      (Symtab.update_new (name, thm) equalities) extinjects extsplit splits extfields fieldext;
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   560
  in Records_Data.put data thy end;
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   561
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   562
val get_equalities = Symtab.lookup o #equalities o Records_Data.get;
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   563
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   564
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   565
(* access 'extinjects' *)
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   566
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   567
fun add_extinjects thm thy =
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   568
  let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   569
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields, fieldext} =
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   570
      Records_Data.get thy;
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   571
    val data =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   572
      make_record_data records sel_upd equalities (insert Thm.eq_thm_prop thm extinjects)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   573
        extsplit splits extfields fieldext;
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   574
  in Records_Data.put data thy end;
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   575
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   576
val get_extinjects = rev o #extinjects o Records_Data.get;
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   577
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   578
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   579
(* access 'extsplit' *)
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   580
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   581
fun add_extsplit name thm thy =
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   582
  let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   583
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields, fieldext} =
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   584
      Records_Data.get thy;
35144
wenzelm
parents: 35142
diff changeset
   585
    val data =
wenzelm
parents: 35142
diff changeset
   586
      make_record_data records sel_upd equalities extinjects
wenzelm
parents: 35142
diff changeset
   587
        (Symtab.update_new (name, thm) extsplit) splits extfields fieldext;
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   588
  in Records_Data.put data thy end;
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   589
26088
9b48d0264ffd added get_parent (for AWE);
wenzelm
parents: 26065
diff changeset
   590
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   591
(* access 'splits' *)
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   592
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   593
fun add_record_splits name thmP thy =
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   594
  let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   595
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields, fieldext} =
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   596
      Records_Data.get thy;
35144
wenzelm
parents: 35142
diff changeset
   597
    val data =
wenzelm
parents: 35142
diff changeset
   598
      make_record_data records sel_upd equalities extinjects extsplit
wenzelm
parents: 35142
diff changeset
   599
        (Symtab.update_new (name, thmP) splits) extfields fieldext;
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   600
  in Records_Data.put data thy end;
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   601
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   602
val get_splits = Symtab.lookup o #splits o Records_Data.get;
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   603
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   604
26088
9b48d0264ffd added get_parent (for AWE);
wenzelm
parents: 26065
diff changeset
   605
(* parent/extension of named record *)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   606
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   607
val get_parent = (Option.join o Option.map #parent) oo (Symtab.lookup o #records o Records_Data.get);
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   608
val get_extension = Option.map #extension oo (Symtab.lookup o #records o Records_Data.get);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   609
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   610
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   611
(* access 'extfields' *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   612
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   613
fun add_extfields name fields thy =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   614
  let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   615
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields, fieldext} =
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   616
      Records_Data.get thy;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   617
    val data =
35144
wenzelm
parents: 35142
diff changeset
   618
      make_record_data records sel_upd equalities extinjects extsplit splits
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   619
        (Symtab.update_new (name, fields) extfields) fieldext;
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   620
  in Records_Data.put data thy end;
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   621
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   622
val get_extfields = Symtab.lookup o #extfields o Records_Data.get;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   623
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   624
fun get_extT_fields thy T =
15059
schirmer
parents: 15058
diff changeset
   625
  let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   626
    val ((name, Ts), moreT) = dest_recT T;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   627
    val recname =
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
   628
      let val (nm :: _ :: rst) = rev (Long_Name.explode name)   (* FIXME !? *)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   629
      in Long_Name.implode (rev (nm :: rst)) end;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   630
    val midx = maxidx_of_typs (moreT :: Ts);
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   631
    val varifyT = varifyT midx;
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   632
    val {records, extfields, ...} = Records_Data.get thy;
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   633
    val (fields, (more, _)) = split_last (Symtab.lookup_list extfields name);
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   634
    val args = map varifyT (snd (#extension (the (Symtab.lookup records recname))));
15058
cc8f1de3f86c added: get_extT_fields and
schirmer
parents: 15015
diff changeset
   635
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   636
    val subst = fold (Sign.typ_match thy) (but_last args ~~ but_last Ts) Vartab.empty;
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   637
    val fields' = map (apsnd (Envir.norm_type subst o varifyT)) fields;
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   638
  in (fields', (more, moreT)) end;
15058
cc8f1de3f86c added: get_extT_fields and
schirmer
parents: 15015
diff changeset
   639
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   640
fun get_recT_fields thy T =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   641
  let
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   642
    val (root_fields, (root_more, root_moreT)) = get_extT_fields thy T;
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   643
    val (rest_fields, rest_more) =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   644
      if is_recT root_moreT then get_recT_fields thy root_moreT
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   645
      else ([], (root_more, root_moreT));
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   646
  in (root_fields @ rest_fields, rest_more) end;
15059
schirmer
parents: 15058
diff changeset
   647
15058
cc8f1de3f86c added: get_extT_fields and
schirmer
parents: 15015
diff changeset
   648
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   649
(* access 'fieldext' *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   650
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   651
fun add_fieldext extname_types fields thy =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   652
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   653
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields, fieldext} =
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   654
      Records_Data.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   655
    val fieldext' =
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   656
      fold (fn field => Symtab.update_new (field, extname_types)) fields fieldext;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   657
    val data =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   658
      make_record_data records sel_upd equalities extinjects
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   659
        extsplit splits extfields fieldext';
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   660
  in Records_Data.put data thy end;
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   661
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
   662
val get_fieldext = Symtab.lookup o #fieldext o Records_Data.get;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   663
21962
279b129498b6 removed conditional combinator;
wenzelm
parents: 21858
diff changeset
   664
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   665
(* parent records *)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   666
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
   667
fun add_parents _ NONE parents = parents
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   668
  | add_parents thy (SOME (types, name)) parents =
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   669
      let
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   670
        fun err msg = error (msg ^ " parent record " ^ quote name);
12255
wenzelm
parents: 12247
diff changeset
   671
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   672
        val {args, parent, fields, extension, induct_scheme, ext_def, ...} =
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   673
          (case get_record thy name of SOME info => info | NONE => err "Unknown");
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   674
        val _ = if length types <> length args then err "Bad number of arguments for" else ();
12255
wenzelm
parents: 12247
diff changeset
   675
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   676
        fun bad_inst ((x, S), T) =
22578
b0eb5652f210 removed obsolete sign_of/sign_of_thm;
wenzelm
parents: 22219
diff changeset
   677
          if Sign.of_sort thy (T, S) then NONE else SOME x
32952
aeb1e44fbc19 replaced String.concat by implode;
wenzelm
parents: 32809
diff changeset
   678
        val bads = map_filter bad_inst (args ~~ types);
21962
279b129498b6 removed conditional combinator;
wenzelm
parents: 21858
diff changeset
   679
        val _ = null bads orelse err ("Ill-sorted instantiation of " ^ commas bads ^ " in");
12255
wenzelm
parents: 12247
diff changeset
   680
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   681
        val inst = map fst args ~~ types;
17377
afaa031ed4da introduced AList.lookup
haftmann
parents: 17337
diff changeset
   682
        val subst = Term.map_type_tfree (the o AList.lookup (op =) inst o fst);
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   683
        val parent' = Option.map (apfst (map subst)) parent;
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   684
        val fields' = map (apsnd subst) fields;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   685
        val extension' = apsnd (map subst) extension;
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   686
      in
12255
wenzelm
parents: 12247
diff changeset
   687
        add_parents thy parent'
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
   688
          (make_parent_info name fields' extension' ext_def induct_scheme :: parents)
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   689
      end;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   690
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   691
21962
279b129498b6 removed conditional combinator;
wenzelm
parents: 21858
diff changeset
   692
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   693
(** concrete syntax for records **)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   694
22693
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   695
(* decode type *)
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   696
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   697
fun decode_type thy t =
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   698
  let
35144
wenzelm
parents: 35142
diff changeset
   699
    fun get_sort env xi =
wenzelm
parents: 35142
diff changeset
   700
      the_default (Sign.defaultS thy) (AList.lookup (op =) env (xi: indexname));
22693
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   701
  in
35430
df2862dc23a8 adapted to authentic syntax -- actual types are verbatim;
wenzelm
parents: 35410
diff changeset
   702
    Syntax.typ_of_term (get_sort (Syntax.term_sorts t)) t
22693
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   703
  end;
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   704
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   705
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   706
(* parse translations *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   707
35144
wenzelm
parents: 35142
diff changeset
   708
local
wenzelm
parents: 35142
diff changeset
   709
35146
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   710
fun field_type_tr ((Const (@{syntax_const "_field_type"}, _) $ Const (name, _) $ arg)) =
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   711
      (name, arg)
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   712
  | field_type_tr t = raise TERM ("field_type_tr", [t]);
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   713
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   714
fun field_types_tr (Const (@{syntax_const "_field_types"}, _) $ t $ u) =
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   715
      field_type_tr t :: field_types_tr u
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   716
  | field_types_tr t = [field_type_tr t];
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   717
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   718
fun record_field_types_tr more ctxt t =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   719
  let
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   720
    val thy = ProofContext.theory_of ctxt;
35146
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   721
    fun err msg = raise TERM ("Error in record-type input: " ^ msg, [t]);
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   722
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   723
    fun split_args (field :: fields) ((name, arg) :: fargs) =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   724
          if can (unsuffix name) field then
35146
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   725
            let val (args, rest) = split_args fields fargs
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   726
            in (arg :: args, rest) end
35135
1667fd3b051d tuned errors;
wenzelm
parents: 35133
diff changeset
   727
          else err ("expecting field " ^ field ^ " but got " ^ name)
35146
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   728
      | split_args [] (fargs as (_ :: _)) = ([], fargs)
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   729
      | split_args (_ :: _) [] = err "expecting more fields"
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   730
      | split_args _ _ = ([], []);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   731
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
   732
    fun mk_ext (fargs as (name, _) :: _) =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   733
          (case get_fieldext thy (Sign.intern_const thy name) of
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   734
            SOME (ext, alphas) =>
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   735
              (case get_extfields thy ext of
35146
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   736
                SOME fields =>
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   737
                  let
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   738
                    val fields' = but_last fields;
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   739
                    val types = map snd fields';
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   740
                    val (args, rest) = split_args (map fst fields') fargs;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   741
                    val argtypes = map (Sign.certify_typ thy o decode_type thy) args;
33029
2fefe039edf1 uniform use of Integer.min/max;
wenzelm
parents: 32977
diff changeset
   742
                    val midx = fold Term.maxidx_typ argtypes 0;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   743
                    val varifyT = varifyT midx;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   744
                    val vartypes = map varifyT types;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   745
36159
bffb04bf4e83 more robust record syntax: use Type.raw_match to ignore sort constraints as in regular abbreviations (also note that constraints only affect operations, not types);
wenzelm
parents: 36153
diff changeset
   746
                    val subst = Type.raw_matches (vartypes, argtypes) Vartab.empty
35146
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   747
                      handle Type.TYPE_MATCH => err "type is no proper record (extension)";
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   748
                    val alphas' =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   749
                      map (Syntax.term_of_typ (! Syntax.show_sorts) o Envir.norm_type subst o varifyT)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   750
                        (but_last alphas);
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   751
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   752
                    val more' = mk_ext rest;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   753
                  in
35430
df2862dc23a8 adapted to authentic syntax -- actual types are verbatim;
wenzelm
parents: 35410
diff changeset
   754
                    list_comb
df2862dc23a8 adapted to authentic syntax -- actual types are verbatim;
wenzelm
parents: 35410
diff changeset
   755
                      (Syntax.const (Syntax.mark_type (suffix ext_typeN ext)), alphas' @ [more'])
35146
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   756
                  end
35135
1667fd3b051d tuned errors;
wenzelm
parents: 35133
diff changeset
   757
              | NONE => err ("no fields defined for " ^ ext))
1667fd3b051d tuned errors;
wenzelm
parents: 35133
diff changeset
   758
          | NONE => err (name ^ " is no proper field"))
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   759
      | mk_ext [] = more;
35146
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   760
  in
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   761
    mk_ext (field_types_tr t)
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   762
  end;
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   763
35363
09489d8ffece explicit @{type_syntax} markup;
wenzelm
parents: 35262
diff changeset
   764
fun record_type_tr ctxt [t] = record_field_types_tr (Syntax.const @{type_syntax unit}) ctxt t
35146
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   765
  | record_type_tr _ ts = raise TERM ("record_type_tr", ts);
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   766
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   767
fun record_type_scheme_tr ctxt [t, more] = record_field_types_tr more ctxt t
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   768
  | record_type_scheme_tr _ ts = raise TERM ("record_type_scheme_tr", ts);
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   769
35147
wenzelm
parents: 35146
diff changeset
   770
wenzelm
parents: 35146
diff changeset
   771
fun field_tr ((Const (@{syntax_const "_field"}, _) $ Const (name, _) $ arg)) = (name, arg)
wenzelm
parents: 35146
diff changeset
   772
  | field_tr t = raise TERM ("field_tr", [t]);
wenzelm
parents: 35146
diff changeset
   773
wenzelm
parents: 35146
diff changeset
   774
fun fields_tr (Const (@{syntax_const "_fields"}, _) $ t $ u) = field_tr t :: fields_tr u
wenzelm
parents: 35146
diff changeset
   775
  | fields_tr t = [field_tr t];
wenzelm
parents: 35146
diff changeset
   776
wenzelm
parents: 35146
diff changeset
   777
fun record_fields_tr more ctxt t =
wenzelm
parents: 35146
diff changeset
   778
  let
wenzelm
parents: 35146
diff changeset
   779
    val thy = ProofContext.theory_of ctxt;
wenzelm
parents: 35146
diff changeset
   780
    fun err msg = raise TERM ("Error in record input: " ^ msg, [t]);
wenzelm
parents: 35146
diff changeset
   781
wenzelm
parents: 35146
diff changeset
   782
    fun split_args (field :: fields) ((name, arg) :: fargs) =
wenzelm
parents: 35146
diff changeset
   783
          if can (unsuffix name) field
wenzelm
parents: 35146
diff changeset
   784
          then
wenzelm
parents: 35146
diff changeset
   785
            let val (args, rest) = split_args fields fargs
wenzelm
parents: 35146
diff changeset
   786
            in (arg :: args, rest) end
wenzelm
parents: 35146
diff changeset
   787
          else err ("expecting field " ^ field ^ " but got " ^ name)
wenzelm
parents: 35146
diff changeset
   788
      | split_args [] (fargs as (_ :: _)) = ([], fargs)
wenzelm
parents: 35146
diff changeset
   789
      | split_args (_ :: _) [] = err "expecting more fields"
wenzelm
parents: 35146
diff changeset
   790
      | split_args _ _ = ([], []);
wenzelm
parents: 35146
diff changeset
   791
wenzelm
parents: 35146
diff changeset
   792
    fun mk_ext (fargs as (name, _) :: _) =
wenzelm
parents: 35146
diff changeset
   793
          (case get_fieldext thy (Sign.intern_const thy name) of
wenzelm
parents: 35146
diff changeset
   794
            SOME (ext, _) =>
wenzelm
parents: 35146
diff changeset
   795
              (case get_extfields thy ext of
wenzelm
parents: 35146
diff changeset
   796
                SOME fields =>
wenzelm
parents: 35146
diff changeset
   797
                  let
wenzelm
parents: 35146
diff changeset
   798
                    val (args, rest) = split_args (map fst (but_last fields)) fargs;
wenzelm
parents: 35146
diff changeset
   799
                    val more' = mk_ext rest;
35262
9ea4445d2ccf slightly more abstract syntax mark/unmark operations;
wenzelm
parents: 35240
diff changeset
   800
                  in list_comb (Syntax.const (Syntax.mark_const (ext ^ extN)), args @ [more']) end
35147
wenzelm
parents: 35146
diff changeset
   801
              | NONE => err ("no fields defined for " ^ ext))
wenzelm
parents: 35146
diff changeset
   802
          | NONE => err (name ^ " is no proper field"))
wenzelm
parents: 35146
diff changeset
   803
      | mk_ext [] = more;
wenzelm
parents: 35146
diff changeset
   804
  in mk_ext (fields_tr t) end;
wenzelm
parents: 35146
diff changeset
   805
wenzelm
parents: 35146
diff changeset
   806
fun record_tr ctxt [t] = record_fields_tr (Syntax.const @{const_syntax Unity}) ctxt t
wenzelm
parents: 35146
diff changeset
   807
  | record_tr _ ts = raise TERM ("record_tr", ts);
wenzelm
parents: 35146
diff changeset
   808
wenzelm
parents: 35146
diff changeset
   809
fun record_scheme_tr ctxt [t, more] = record_fields_tr more ctxt t
wenzelm
parents: 35146
diff changeset
   810
  | record_scheme_tr _ ts = raise TERM ("record_scheme_tr", ts);
wenzelm
parents: 35146
diff changeset
   811
wenzelm
parents: 35146
diff changeset
   812
wenzelm
parents: 35146
diff changeset
   813
fun field_update_tr (Const (@{syntax_const "_field_update"}, _) $ Const (name, _) $ arg) =
wenzelm
parents: 35146
diff changeset
   814
      Syntax.const (suffix updateN name) $ Abs ("_", dummyT, arg)
wenzelm
parents: 35146
diff changeset
   815
  | field_update_tr t = raise TERM ("field_update_tr", [t]);
wenzelm
parents: 35146
diff changeset
   816
wenzelm
parents: 35146
diff changeset
   817
fun field_updates_tr (Const (@{syntax_const "_field_updates"}, _) $ t $ u) =
wenzelm
parents: 35146
diff changeset
   818
      field_update_tr t :: field_updates_tr u
wenzelm
parents: 35146
diff changeset
   819
  | field_updates_tr t = [field_update_tr t];
wenzelm
parents: 35146
diff changeset
   820
wenzelm
parents: 35146
diff changeset
   821
fun record_update_tr [t, u] = fold (curry op $) (field_updates_tr u) t
wenzelm
parents: 35146
diff changeset
   822
  | record_update_tr ts = raise TERM ("record_update_tr", ts);
wenzelm
parents: 35146
diff changeset
   823
35146
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   824
in
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
   825
24867
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24830
diff changeset
   826
val parse_translation =
35145
f132a4fd8679 moved generic update_name to Pure syntax -- not specific to HOL/record;
wenzelm
parents: 35144
diff changeset
   827
 [(@{syntax_const "_record_update"}, record_update_tr)];
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   828
35146
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   829
val advanced_parse_translation =
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   830
 [(@{syntax_const "_record"}, record_tr),
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   831
  (@{syntax_const "_record_scheme"}, record_scheme_tr),
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   832
  (@{syntax_const "_record_type"}, record_type_tr),
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   833
  (@{syntax_const "_record_type_scheme"}, record_type_scheme_tr)];
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   834
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
   835
end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   836
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   837
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   838
(* print translations *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   839
32740
9dd0a2f83429 explicit indication of Unsynchronized.ref;
wenzelm
parents: 32335
diff changeset
   840
val print_record_type_abbr = Unsynchronized.ref true;
9dd0a2f83429 explicit indication of Unsynchronized.ref;
wenzelm
parents: 32335
diff changeset
   841
val print_record_type_as_fields = Unsynchronized.ref true;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   842
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   843
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   844
local
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   845
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   846
(* FIXME early extern (!??) *)
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   847
(* FIXME Syntax.free (??) *)
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   848
fun field_type_tr' (c, t) = Syntax.const @{syntax_const "_field_type"} $ Syntax.const c $ t;
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   849
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   850
fun field_types_tr' (t, u) = Syntax.const @{syntax_const "_field_types"} $ t $ u;
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   851
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   852
fun record_type_tr' ctxt t =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   853
  let
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   854
    val thy = ProofContext.theory_of ctxt;
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   855
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   856
    val T = decode_type thy t;
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   857
    val varifyT = varifyT (Term.maxidx_of_typ T);
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   858
35430
df2862dc23a8 adapted to authentic syntax -- actual types are verbatim;
wenzelm
parents: 35410
diff changeset
   859
    val term_of_type = Syntax.term_of_typ (! Syntax.show_sorts);
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   860
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   861
    fun strip_fields T =
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   862
      (case T of
35615
61bb9f8af129 record_type_tr': more robust strip_fields (printed types are not necessarily well-formed, e.g. in Syntax.pretty_arity);
wenzelm
parents: 35614
diff changeset
   863
        Type (ext, args as _ :: _) =>
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   864
          (case try (unsuffix ext_typeN) ext of
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   865
            SOME ext' =>
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   866
              (case get_extfields thy ext' of
35615
61bb9f8af129 record_type_tr': more robust strip_fields (printed types are not necessarily well-formed, e.g. in Syntax.pretty_arity);
wenzelm
parents: 35614
diff changeset
   867
                SOME (fields as (x, _) :: _) =>
61bb9f8af129 record_type_tr': more robust strip_fields (printed types are not necessarily well-formed, e.g. in Syntax.pretty_arity);
wenzelm
parents: 35614
diff changeset
   868
                  (case get_fieldext thy x of
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   869
                    SOME (_, alphas) =>
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   870
                     (let
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   871
                        val f :: fs = but_last fields;
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   872
                        val fields' =
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   873
                          apfst (Sign.extern_const thy) f :: map (apfst Long_Name.base_name) fs;
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   874
                        val (args', more) = split_last args;
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   875
                        val alphavars = map varifyT (but_last alphas);
36159
bffb04bf4e83 more robust record syntax: use Type.raw_match to ignore sort constraints as in regular abbreviations (also note that constraints only affect operations, not types);
wenzelm
parents: 36153
diff changeset
   876
                        val subst = Type.raw_matches (alphavars, args') Vartab.empty;
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   877
                        val fields'' = (map o apsnd) (Envir.norm_type subst o varifyT) fields';
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   878
                      in fields'' @ strip_fields more end
36159
bffb04bf4e83 more robust record syntax: use Type.raw_match to ignore sort constraints as in regular abbreviations (also note that constraints only affect operations, not types);
wenzelm
parents: 36153
diff changeset
   879
                      handle Type.TYPE_MATCH => [("", T)])
35615
61bb9f8af129 record_type_tr': more robust strip_fields (printed types are not necessarily well-formed, e.g. in Syntax.pretty_arity);
wenzelm
parents: 35614
diff changeset
   880
                  | _ => [("", T)])
61bb9f8af129 record_type_tr': more robust strip_fields (printed types are not necessarily well-formed, e.g. in Syntax.pretty_arity);
wenzelm
parents: 35614
diff changeset
   881
              | _ => [("", T)])
61bb9f8af129 record_type_tr': more robust strip_fields (printed types are not necessarily well-formed, e.g. in Syntax.pretty_arity);
wenzelm
parents: 35614
diff changeset
   882
          | _ => [("", T)])
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   883
      | _ => [("", T)]);
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   884
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   885
    val (fields, (_, moreT)) = split_last (strip_fields T);
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   886
    val _ = null fields andalso raise Match;
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   887
    val u = foldr1 field_types_tr' (map (field_type_tr' o apsnd term_of_type) fields);
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   888
  in
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   889
    if not (! print_record_type_as_fields) orelse null fields then raise Match
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   890
    else if moreT = HOLogic.unitT then Syntax.const @{syntax_const "_record_type"} $ u
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   891
    else Syntax.const @{syntax_const "_record_type_scheme"} $ u $ term_of_type moreT
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   892
  end;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   893
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   894
(*try to reconstruct the record name type abbreviation from
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   895
  the (nested) extension types*)
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   896
fun record_type_abbr_tr' abbr alphas zeta last_ext schemeT ctxt tm =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   897
  let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   898
    val thy = ProofContext.theory_of ctxt;
35614
d7afa8700622 record_type_abbr_tr': removed obsolete workaround for decode_type, which now retains syntactic categories of variables vs. constructors (authentic syntax);
wenzelm
parents: 35430
diff changeset
   899
    val T = decode_type thy tm;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   900
    val midx = maxidx_of_typ T;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   901
    val varifyT = varifyT midx;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   902
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
   903
    fun mk_type_abbr subst name args =
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
   904
      let val abbrT = Type (name, map (varifyT o TFree) args)
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
   905
      in Syntax.term_of_typ (! Syntax.show_sorts) (Envir.norm_type subst abbrT) end;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   906
36159
bffb04bf4e83 more robust record syntax: use Type.raw_match to ignore sort constraints as in regular abbreviations (also note that constraints only affect operations, not types);
wenzelm
parents: 36153
diff changeset
   907
    fun match rT T = Type.raw_match (varifyT rT, T) Vartab.empty;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   908
  in
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   909
    if ! print_record_type_abbr then
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   910
      (case last_extT T of
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   911
        SOME (name, _) =>
35148
3a34fee2cfcd eliminated camel case;
wenzelm
parents: 35147
diff changeset
   912
          if name = last_ext then
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   913
            let val subst = match schemeT T in
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
   914
              if HOLogic.is_unitT (Envir.norm_type subst (varifyT (TFree zeta)))
32335
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   915
              then mk_type_abbr subst abbr alphas
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   916
              else mk_type_abbr subst (suffix schemeN abbr) (alphas @ [zeta])
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   917
            end handle Type.TYPE_MATCH => record_type_tr' ctxt tm
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   918
          else raise Match (*give print translation of specialised record a chance*)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   919
      | _ => raise Match)
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   920
    else record_type_tr' ctxt tm
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   921
  end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   922
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   923
in
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   924
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   925
fun record_ext_type_tr' name =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   926
  let
35430
df2862dc23a8 adapted to authentic syntax -- actual types are verbatim;
wenzelm
parents: 35410
diff changeset
   927
    val ext_type_name = Syntax.mark_type (suffix ext_typeN name);
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   928
    fun tr' ctxt ts =
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   929
      record_type_tr' ctxt (list_comb (Syntax.const ext_type_name, ts));
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   930
  in (ext_type_name, tr') end;
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   931
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   932
fun record_ext_type_abbr_tr' abbr alphas zeta last_ext schemeT name =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   933
  let
35430
df2862dc23a8 adapted to authentic syntax -- actual types are verbatim;
wenzelm
parents: 35410
diff changeset
   934
    val ext_type_name = Syntax.mark_type (suffix ext_typeN name);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
   935
    fun tr' ctxt ts =
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   936
      record_type_abbr_tr' abbr alphas zeta last_ext schemeT ctxt
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   937
        (list_comb (Syntax.const ext_type_name, ts));
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   938
  in (ext_type_name, tr') end;
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   939
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
   940
end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   941
32335
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   942
35240
wenzelm
parents: 35239
diff changeset
   943
local
wenzelm
parents: 35239
diff changeset
   944
wenzelm
parents: 35239
diff changeset
   945
(* FIXME Syntax.free (??) *)
wenzelm
parents: 35239
diff changeset
   946
fun field_tr' (c, t) = Syntax.const @{syntax_const "_field"} $ Syntax.const c $ t;
wenzelm
parents: 35239
diff changeset
   947
fun fields_tr' (t, u) = Syntax.const @{syntax_const "_fields"} $ t $ u;
wenzelm
parents: 35239
diff changeset
   948
wenzelm
parents: 35239
diff changeset
   949
fun record_tr' ctxt t =
wenzelm
parents: 35239
diff changeset
   950
  let
wenzelm
parents: 35239
diff changeset
   951
    val thy = ProofContext.theory_of ctxt;
wenzelm
parents: 35239
diff changeset
   952
    val extern = Consts.extern (ProofContext.consts_of ctxt);
wenzelm
parents: 35239
diff changeset
   953
wenzelm
parents: 35239
diff changeset
   954
    fun strip_fields t =
wenzelm
parents: 35239
diff changeset
   955
      (case strip_comb t of
wenzelm
parents: 35239
diff changeset
   956
        (Const (ext, _), args as (_ :: _)) =>
35262
9ea4445d2ccf slightly more abstract syntax mark/unmark operations;
wenzelm
parents: 35240
diff changeset
   957
          (case try (Syntax.unmark_const o unsuffix extN) ext of
35240
wenzelm
parents: 35239
diff changeset
   958
            SOME ext' =>
wenzelm
parents: 35239
diff changeset
   959
              (case get_extfields thy ext' of
wenzelm
parents: 35239
diff changeset
   960
                SOME fields =>
wenzelm
parents: 35239
diff changeset
   961
                 (let
wenzelm
parents: 35239
diff changeset
   962
                    val f :: fs = but_last (map fst fields);
wenzelm
parents: 35239
diff changeset
   963
                    val fields' = extern f :: map Long_Name.base_name fs;
wenzelm
parents: 35239
diff changeset
   964
                    val (args', more) = split_last args;
wenzelm
parents: 35239
diff changeset
   965
                  in (fields' ~~ args') @ strip_fields more end
wenzelm
parents: 35239
diff changeset
   966
                  handle Library.UnequalLengths => [("", t)])
wenzelm
parents: 35239
diff changeset
   967
              | NONE => [("", t)])
wenzelm
parents: 35239
diff changeset
   968
          | NONE => [("", t)])
wenzelm
parents: 35239
diff changeset
   969
       | _ => [("", t)]);
wenzelm
parents: 35239
diff changeset
   970
wenzelm
parents: 35239
diff changeset
   971
    val (fields, (_, more)) = split_last (strip_fields t);
wenzelm
parents: 35239
diff changeset
   972
    val _ = null fields andalso raise Match;
wenzelm
parents: 35239
diff changeset
   973
    val u = foldr1 fields_tr' (map field_tr' fields);
wenzelm
parents: 35239
diff changeset
   974
  in
wenzelm
parents: 35239
diff changeset
   975
    case more of
wenzelm
parents: 35239
diff changeset
   976
      Const (@{const_syntax Unity}, _) => Syntax.const @{syntax_const "_record"} $ u
wenzelm
parents: 35239
diff changeset
   977
    | _ => Syntax.const @{syntax_const "_record_scheme"} $ u $ more
wenzelm
parents: 35239
diff changeset
   978
  end;
wenzelm
parents: 35239
diff changeset
   979
wenzelm
parents: 35239
diff changeset
   980
in
wenzelm
parents: 35239
diff changeset
   981
wenzelm
parents: 35239
diff changeset
   982
fun record_ext_tr' name =
wenzelm
parents: 35239
diff changeset
   983
  let
35262
9ea4445d2ccf slightly more abstract syntax mark/unmark operations;
wenzelm
parents: 35240
diff changeset
   984
    val ext_name = Syntax.mark_const (name ^ extN);
35240
wenzelm
parents: 35239
diff changeset
   985
    fun tr' ctxt ts = record_tr' ctxt (list_comb (Syntax.const ext_name, ts));
wenzelm
parents: 35239
diff changeset
   986
  in (ext_name, tr') end;
wenzelm
parents: 35239
diff changeset
   987
wenzelm
parents: 35239
diff changeset
   988
end;
wenzelm
parents: 35239
diff changeset
   989
wenzelm
parents: 35239
diff changeset
   990
wenzelm
parents: 35239
diff changeset
   991
local
wenzelm
parents: 35239
diff changeset
   992
wenzelm
parents: 35239
diff changeset
   993
fun field_updates_tr' ctxt (tm as Const (c, _) $ k $ u) =
wenzelm
parents: 35239
diff changeset
   994
      let
wenzelm
parents: 35239
diff changeset
   995
        val extern = Consts.extern (ProofContext.consts_of ctxt);
wenzelm
parents: 35239
diff changeset
   996
        val t =
wenzelm
parents: 35239
diff changeset
   997
          (case k of
wenzelm
parents: 35239
diff changeset
   998
            Abs (_, _, Abs (_, _, t) $ Bound 0) =>
wenzelm
parents: 35239
diff changeset
   999
              if null (loose_bnos t) then t else raise Match
wenzelm
parents: 35239
diff changeset
  1000
          | Abs (_, _, t) =>
wenzelm
parents: 35239
diff changeset
  1001
              if null (loose_bnos t) then t else raise Match
wenzelm
parents: 35239
diff changeset
  1002
          | _ => raise Match);
wenzelm
parents: 35239
diff changeset
  1003
      in
35262
9ea4445d2ccf slightly more abstract syntax mark/unmark operations;
wenzelm
parents: 35240
diff changeset
  1004
        (case Option.map extern (try Syntax.unmark_const c) of
35240
wenzelm
parents: 35239
diff changeset
  1005
          SOME update_name =>
wenzelm
parents: 35239
diff changeset
  1006
            (case try (unsuffix updateN) update_name of
wenzelm
parents: 35239
diff changeset
  1007
              SOME name =>
wenzelm
parents: 35239
diff changeset
  1008
                apfst (cons (Syntax.const @{syntax_const "_field_update"} $ Syntax.free name $ t))
wenzelm
parents: 35239
diff changeset
  1009
                  (field_updates_tr' ctxt u)
wenzelm
parents: 35239
diff changeset
  1010
            | NONE => ([], tm))
wenzelm
parents: 35239
diff changeset
  1011
        | NONE => ([], tm))
wenzelm
parents: 35239
diff changeset
  1012
      end
wenzelm
parents: 35239
diff changeset
  1013
  | field_updates_tr' _ tm = ([], tm);
wenzelm
parents: 35239
diff changeset
  1014
wenzelm
parents: 35239
diff changeset
  1015
fun record_update_tr' ctxt tm =
wenzelm
parents: 35239
diff changeset
  1016
  (case field_updates_tr' ctxt tm of
wenzelm
parents: 35239
diff changeset
  1017
    ([], _) => raise Match
wenzelm
parents: 35239
diff changeset
  1018
  | (ts, u) =>
wenzelm
parents: 35239
diff changeset
  1019
      Syntax.const @{syntax_const "_record_update"} $ u $
wenzelm
parents: 35239
diff changeset
  1020
        foldr1 (fn (v, w) => Syntax.const @{syntax_const "_field_updates"} $ v $ w) (rev ts));
wenzelm
parents: 35239
diff changeset
  1021
wenzelm
parents: 35239
diff changeset
  1022
in
wenzelm
parents: 35239
diff changeset
  1023
wenzelm
parents: 35239
diff changeset
  1024
fun field_update_tr' name =
wenzelm
parents: 35239
diff changeset
  1025
  let
35262
9ea4445d2ccf slightly more abstract syntax mark/unmark operations;
wenzelm
parents: 35240
diff changeset
  1026
    val update_name = Syntax.mark_const (name ^ updateN);
35240
wenzelm
parents: 35239
diff changeset
  1027
    fun tr' ctxt [t, u] = record_update_tr' ctxt (Syntax.const update_name $ t $ u)
wenzelm
parents: 35239
diff changeset
  1028
      | tr' _ _ = raise Match;
wenzelm
parents: 35239
diff changeset
  1029
  in (update_name, tr') end;
wenzelm
parents: 35239
diff changeset
  1030
wenzelm
parents: 35239
diff changeset
  1031
end;
wenzelm
parents: 35239
diff changeset
  1032
wenzelm
parents: 35239
diff changeset
  1033
32335
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
  1034
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1035
(** record simprocs **)
14358
233c5bd5b539 cleaning up
schirmer
parents: 14255
diff changeset
  1036
33691
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  1037
fun future_forward_prf_standard thy prf prop () =
33711
2fdb11580b96 guard future proofs by Goal.future_enabled;
wenzelm
parents: 33691
diff changeset
  1038
  let val thm =
2fdb11580b96 guard future proofs by Goal.future_enabled;
wenzelm
parents: 33691
diff changeset
  1039
    if ! quick_and_dirty then Skip_Proof.make_thm thy prop
2fdb11580b96 guard future proofs by Goal.future_enabled;
wenzelm
parents: 33691
diff changeset
  1040
    else if Goal.future_enabled () then
37186
349e9223c685 explicit markup for forked goals, as indicated by Goal.fork;
wenzelm
parents: 37136
diff changeset
  1041
      Goal.future_result (ProofContext.init_global thy) (Goal.fork prf) prop
33711
2fdb11580b96 guard future proofs by Goal.future_enabled;
wenzelm
parents: 33691
diff changeset
  1042
    else prf ()
35021
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 34151
diff changeset
  1043
  in Drule.export_without_context thm end;
33691
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  1044
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  1045
fun prove_common immediate stndrd thy asms prop tac =
33711
2fdb11580b96 guard future proofs by Goal.future_enabled;
wenzelm
parents: 33691
diff changeset
  1046
  let
2fdb11580b96 guard future proofs by Goal.future_enabled;
wenzelm
parents: 33691
diff changeset
  1047
    val prv =
2fdb11580b96 guard future proofs by Goal.future_enabled;
wenzelm
parents: 33691
diff changeset
  1048
      if ! quick_and_dirty then Skip_Proof.prove
2fdb11580b96 guard future proofs by Goal.future_enabled;
wenzelm
parents: 33691
diff changeset
  1049
      else if immediate orelse not (Goal.future_enabled ()) then Goal.prove
2fdb11580b96 guard future proofs by Goal.future_enabled;
wenzelm
parents: 33691
diff changeset
  1050
      else Goal.prove_future;
36610
bafd82950e24 renamed ProofContext.init to ProofContext.init_global to emphasize that this is not the real thing;
wenzelm
parents: 36173
diff changeset
  1051
    val prf = prv (ProofContext.init_global thy) [] asms prop tac;
35021
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 34151
diff changeset
  1052
  in if stndrd then Drule.export_without_context prf else prf end;
33691
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  1053
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  1054
val prove_future_global = prove_common false;
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  1055
val prove_global = prove_common true;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1056
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1057
fun is_sel_upd_pair thy (Const (s, _)) (Const (u, t')) =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1058
  (case get_updates thy u of
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1059
    SOME u_name => u_name = s
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1060
  | NONE => raise TERM ("is_sel_upd_pair: not update", [Const (u, t')]));
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1061
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1062
fun mk_comp f g =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1063
  let
32974
2a1aaa2d9e64 eliminated old List.foldr and OldTerm operations;
wenzelm
parents: 32973
diff changeset
  1064
    val X = fastype_of g;
2a1aaa2d9e64 eliminated old List.foldr and OldTerm operations;
wenzelm
parents: 32973
diff changeset
  1065
    val A = domain_type X;
2a1aaa2d9e64 eliminated old List.foldr and OldTerm operations;
wenzelm
parents: 32973
diff changeset
  1066
    val B = range_type X;
2a1aaa2d9e64 eliminated old List.foldr and OldTerm operations;
wenzelm
parents: 32973
diff changeset
  1067
    val C = range_type (fastype_of f);
2a1aaa2d9e64 eliminated old List.foldr and OldTerm operations;
wenzelm
parents: 32973
diff changeset
  1068
    val T = (B --> C) --> (A --> B) --> A --> C;
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1069
  in Const (@{const_name Fun.comp}, T) $ f $ g end;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1070
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1071
fun mk_comp_id f =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1072
  let val T = range_type (fastype_of f)
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1073
  in mk_comp (Const (@{const_name Fun.id}, T --> T)) f end;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1074
32752
f65d74a264dd Initial response to feedback from Norbert, Makarius on record patch
tsewell@rubicon.NSW.bigpond.net.au
parents: 32749
diff changeset
  1075
fun get_upd_funs (upd $ _ $ t) = upd :: get_upd_funs t
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1076
  | get_upd_funs _ = [];
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1077
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1078
fun get_accupd_simps thy term defset =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1079
  let
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1080
    val (acc, [body]) = strip_comb term;
35408
b48ab741683b modernized structure Term_Ord;
wenzelm
parents: 35363
diff changeset
  1081
    val upd_funs = sort_distinct Term_Ord.fast_term_ord (get_upd_funs body);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1082
    fun get_simp upd =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1083
      let
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1084
        (* FIXME fresh "f" (!?) *)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1085
        val T = domain_type (fastype_of upd);
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1086
        val lhs = mk_comp acc (upd $ Free ("f", T));
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1087
        val rhs =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1088
          if is_sel_upd_pair thy acc upd
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1089
          then mk_comp (Free ("f", T)) acc
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1090
          else mk_comp_id acc;
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1091
        val prop = lhs === rhs;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1092
        val othm =
36610
bafd82950e24 renamed ProofContext.init to ProofContext.init_global to emphasize that this is not the real thing;
wenzelm
parents: 36173
diff changeset
  1093
          Goal.prove (ProofContext.init_global thy) [] [] prop
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1094
            (fn _ =>
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1095
              simp_tac defset 1 THEN
34151
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1096
              REPEAT_DETERM (Iso_Tuple_Support.iso_tuple_intros_tac 1) THEN
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1097
              TRY (simp_tac (HOL_ss addsimps id_o_apps) 1));
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1098
        val dest =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1099
          if is_sel_upd_pair thy acc upd
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1100
          then o_eq_dest
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1101
          else o_eq_id_dest;
35021
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 34151
diff changeset
  1102
      in Drule.export_without_context (othm RS dest) end;
32752
f65d74a264dd Initial response to feedback from Norbert, Makarius on record patch
tsewell@rubicon.NSW.bigpond.net.au
parents: 32749
diff changeset
  1103
  in map get_simp upd_funs end;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1104
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1105
fun get_updupd_simp thy defset u u' comp =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1106
  let
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1107
    (* FIXME fresh "f" (!?) *)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1108
    val f = Free ("f", domain_type (fastype_of u));
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1109
    val f' = Free ("f'", domain_type (fastype_of u'));
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1110
    val lhs = mk_comp (u $ f) (u' $ f');
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1111
    val rhs =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1112
      if comp
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1113
      then u $ mk_comp f f'
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1114
      else mk_comp (u' $ f') (u $ f);
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1115
    val prop = lhs === rhs;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1116
    val othm =
36610
bafd82950e24 renamed ProofContext.init to ProofContext.init_global to emphasize that this is not the real thing;
wenzelm
parents: 36173
diff changeset
  1117
      Goal.prove (ProofContext.init_global thy) [] [] prop
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1118
        (fn _ =>
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1119
          simp_tac defset 1 THEN
34151
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1120
          REPEAT_DETERM (Iso_Tuple_Support.iso_tuple_intros_tac 1) THEN
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1121
          TRY (simp_tac (HOL_ss addsimps [id_apply]) 1));
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1122
    val dest = if comp then o_eq_dest_lhs else o_eq_dest;
35021
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 34151
diff changeset
  1123
  in Drule.export_without_context (othm RS dest) end;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1124
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1125
fun get_updupd_simps thy term defset =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1126
  let
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1127
    val upd_funs = get_upd_funs term;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1128
    val cname = fst o dest_Const;
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1129
    fun getswap u u' = get_updupd_simp thy defset u u' (cname u = cname u');
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1130
    fun build_swaps_to_eq _ [] swaps = swaps
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1131
      | build_swaps_to_eq upd (u :: us) swaps =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1132
          let
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1133
            val key = (cname u, cname upd);
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1134
            val newswaps =
32764
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
  1135
              if Symreltab.defined swaps key then swaps
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
  1136
              else Symreltab.insert (K true) (key, getswap u upd) swaps;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1137
          in
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1138
            if cname u = cname upd then newswaps
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1139
            else build_swaps_to_eq upd us newswaps
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1140
          end;
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1141
    fun swaps_needed [] _ _ swaps = map snd (Symreltab.dest swaps)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1142
      | swaps_needed (u :: us) prev seen swaps =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1143
          if Symtab.defined seen (cname u)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1144
          then swaps_needed us prev seen (build_swaps_to_eq u prev swaps)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1145
          else swaps_needed us (u :: prev) (Symtab.insert (K true) (cname u, ()) seen) swaps;
32764
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
  1146
  in swaps_needed upd_funs [] Symtab.empty Symreltab.empty end;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1147
34151
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1148
val named_cterm_instantiate = Iso_Tuple_Support.named_cterm_instantiate;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1149
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1150
fun prove_unfold_defs thy ex_simps ex_simprs prop =
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1151
  let
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1152
    val defset = get_sel_upd_defs thy;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1153
    val prop' = Envir.beta_eta_contract prop;
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1154
    val (lhs, _) = Logic.dest_equals (Logic.strip_assums_concl prop');
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1155
    val (_, args) = strip_comb lhs;
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1156
    val simps = (if length args = 1 then get_accupd_simps else get_updupd_simps) thy lhs defset;
16973
b2a894562b8f simprocs: Simplifier.inherit_bounds;
wenzelm
parents: 16934
diff changeset
  1157
  in
36610
bafd82950e24 renamed ProofContext.init to ProofContext.init_global to emphasize that this is not the real thing;
wenzelm
parents: 36173
diff changeset
  1158
    Goal.prove (ProofContext.init_global thy) [] [] prop'
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1159
      (fn _ =>
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1160
        simp_tac (HOL_basic_ss addsimps (simps @ [K_record_comp])) 1 THEN
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1161
        TRY (simp_tac (HOL_basic_ss addsimps ex_simps addsimprocs ex_simprs) 1))
15203
4481ada46cbb bug-fix
schirmer
parents: 15059
diff changeset
  1162
  end;
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1163
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1164
15059
schirmer
parents: 15058
diff changeset
  1165
local
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1166
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1167
fun eq (s1: string) (s2: string) = (s1 = s2);
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1168
16822
7fa91e6176ed avoiding even more garbage
schirmer
parents: 16783
diff changeset
  1169
fun has_field extfields f T =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1170
  exists (fn (eN, _) => exists (eq f o fst) (Symtab.lookup_list extfields eN)) (dest_recTs T);
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1171
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1172
fun K_skeleton n (T as Type (_, [_, kT])) (b as Bound i) (Abs (x, xT, t)) =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1173
      if null (loose_bnos t) then ((n, kT), (Abs (x, xT, Bound (i + 1)))) else ((n, T), b)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1174
  | K_skeleton n T b _ = ((n, T), b);
25705
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
  1175
15059
schirmer
parents: 15058
diff changeset
  1176
in
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1177
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1178
(* record_simproc *)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1179
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1180
(*
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1181
  Simplify selections of an record update:
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1182
    (1)  S (S_update k r) = k (S r)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1183
    (2)  S (X_update k r) = S r
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1184
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1185
  The simproc skips multiple updates at once, eg:
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1186
   S (X_update x (Y_update y (S_update k r))) = k (S r)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1187
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1188
  But be careful in (2) because of the extensibility of records.
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1189
  - If S is a more-selector we have to make sure that the update on component
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1190
    X does not affect the selected subrecord.
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1191
  - If X is a more-selector we have to make sure that S is not in the updated
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1192
    subrecord.
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1193
*)
13462
56610e2ba220 sane interface for simprocs;
wenzelm
parents: 13419
diff changeset
  1194
val record_simproc =
29064
70a61d58460e more antiquotations;
wenzelm
parents: 29004
diff changeset
  1195
  Simplifier.simproc @{theory HOL} "record_simp" ["x"]
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1196
    (fn thy => fn _ => fn t =>
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1197
      (case t of
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1198
        (sel as Const (s, Type (_, [_, rangeS]))) $
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1199
            ((upd as Const (u, Type (_, [_, Type (_, [rT, _])]))) $ k $ r) =>
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1200
          if is_selector thy s andalso is_some (get_updates thy u) then
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1201
            let
35137
405bb7e38057 modernized structures;
wenzelm
parents: 35136
diff changeset
  1202
              val {sel_upd = {updates, ...}, extfields, ...} = Records_Data.get thy;
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1203
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1204
              fun mk_eq_terms ((upd as Const (u, Type(_, [kT, _]))) $ k $ r) =
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1205
                    (case Symtab.lookup updates u of
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1206
                      NONE => NONE
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1207
                    | SOME u_name =>
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1208
                        if u_name = s then
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1209
                          (case mk_eq_terms r of
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1210
                            NONE =>
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1211
                              let
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1212
                                val rv = ("r", rT);
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1213
                                val rb = Bound 0;
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1214
                                val (kv, kb) = K_skeleton "k" kT (Bound 1) k;
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1215
                              in SOME (upd $ kb $ rb, kb $ (sel $ rb), [kv, rv]) end
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1216
                          | SOME (trm, trm', vars) =>
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1217
                              let
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1218
                                val (kv, kb) = K_skeleton "k" kT (Bound (length vars)) k;
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1219
                              in SOME (upd $ kb $ trm, kb $ trm', kv :: vars) end)
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1220
                        else if has_field extfields u_name rangeS orelse
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1221
                          has_field extfields s (domain_type kT) then NONE
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1222
                        else
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1223
                          (case mk_eq_terms r of
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1224
                            SOME (trm, trm', vars) =>
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1225
                              let val (kv, kb) = K_skeleton "k" kT (Bound (length vars)) k
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1226
                              in SOME (upd $ kb $ trm, trm', kv :: vars) end
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1227
                          | NONE =>
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1228
                              let
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1229
                                val rv = ("r", rT);
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1230
                                val rb = Bound 0;
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1231
                                val (kv, kb) = K_skeleton "k" kT (Bound 1) k;
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1232
                              in SOME (upd $ kb $ rb, sel $ rb, [kv, rv]) end))
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1233
                | mk_eq_terms _ = NONE;
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1234
            in
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1235
              (case mk_eq_terms (upd $ k $ r) of
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1236
                SOME (trm, trm', vars) =>
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1237
                  SOME
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1238
                    (prove_unfold_defs thy [] []
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1239
                      (list_all (vars, Logic.mk_equals (sel $ trm, trm'))))
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1240
              | NONE => NONE)
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1241
            end
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1242
          else NONE
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1243
      | _ => NONE));
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
  1244
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1245
fun get_upd_acc_cong_thm upd acc thy simpset =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1246
  let
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1247
    val insts = [("upd", cterm_of thy upd), ("acc", cterm_of thy acc)];
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1248
    val prop = Thm.concl_of (named_cterm_instantiate insts updacc_cong_triv);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1249
  in
36610
bafd82950e24 renamed ProofContext.init to ProofContext.init_global to emphasize that this is not the real thing;
wenzelm
parents: 36173
diff changeset
  1250
    Goal.prove (ProofContext.init_global thy) [] [] prop
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1251
      (fn _ =>
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1252
        simp_tac simpset 1 THEN
34151
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1253
        REPEAT_DETERM (Iso_Tuple_Support.iso_tuple_intros_tac 1) THEN
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1254
        TRY (resolve_tac [updacc_cong_idI] 1))
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1255
  end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1256
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1257
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1258
(* record_upd_simproc *)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1259
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1260
(*Simplify multiple updates:
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1261
    (1) "N_update y (M_update g (N_update x (M_update f r))) =
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1262
          (N_update (y o x) (M_update (g o f) r))"
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1263
    (2)  "r(|M:= M r|) = r"
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1264
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1265
  In both cases "more" updates complicate matters: for this reason
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1266
  we omit considering further updates if doing so would introduce
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1267
  both a more update and an update to a field within it.*)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1268
val record_upd_simproc =
29064
70a61d58460e more antiquotations;
wenzelm
parents: 29004
diff changeset
  1269
  Simplifier.simproc @{theory HOL} "record_upd_simp" ["x"]
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1270
    (fn thy => fn _ => fn t =>
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1271
      let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1272
        (*We can use more-updators with other updators as long
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1273
          as none of the other updators go deeper than any more
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1274
          updator. min here is the depth of the deepest other
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1275
          updator, max the depth of the shallowest more updator.*)
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1276
        fun include_depth (dep, true) (min, max) =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1277
              if min <= dep
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1278
              then SOME (min, if dep <= max orelse max = ~1 then dep else max)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1279
              else NONE
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1280
          | include_depth (dep, false) (min, max) =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1281
              if dep <= max orelse max = ~1
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1282
              then SOME (if min <= dep then dep else min, max)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1283
              else NONE;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1284
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1285
        fun getupdseq (term as (upd as Const (u, _)) $ f $ tm) min max =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1286
              (case get_update_details u thy of
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1287
                SOME (s, dep, ismore) =>
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1288
                  (case include_depth (dep, ismore) (min, max) of
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1289
                    SOME (min', max') =>
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1290
                      let val (us, bs, _) = getupdseq tm min' max'
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1291
                      in ((upd, s, f) :: us, bs, fastype_of term) end
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1292
                  | NONE => ([], term, HOLogic.unitT))
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1293
              | NONE => ([], term, HOLogic.unitT))
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1294
          | getupdseq term _ _ = ([], term, HOLogic.unitT);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1295
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1296
        val (upds, base, baseT) = getupdseq t 0 ~1;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1297
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1298
        fun is_upd_noop s (Abs (n, T, Const (s', T') $ tm')) tm =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1299
              if s = s' andalso null (loose_bnos tm')
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1300
                andalso subst_bound (HOLogic.unit, tm') = tm
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1301
              then (true, Abs (n, T, Const (s', T') $ Bound 1))
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1302
              else (false, HOLogic.unit)
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1303
          | is_upd_noop _ _ _ = (false, HOLogic.unit);
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1304
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1305
        fun get_noop_simps (upd as Const _) (Abs (_, _, (acc as Const _) $ _)) =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1306
          let
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1307
            val ss = get_sel_upd_defs thy;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1308
            val uathm = get_upd_acc_cong_thm upd acc thy ss;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1309
          in
35021
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 34151
diff changeset
  1310
           [Drule.export_without_context (uathm RS updacc_noopE),
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 34151
diff changeset
  1311
            Drule.export_without_context (uathm RS updacc_noop_compE)]
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1312
          end;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1313
32974
2a1aaa2d9e64 eliminated old List.foldr and OldTerm operations;
wenzelm
parents: 32973
diff changeset
  1314
        (*If f is constant then (f o g) = f.  We know that K_skeleton
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1315
          only returns constant abstractions thus when we see an
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1316
          abstraction we can discard inner updates.*)
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1317
        fun add_upd (f as Abs _) fs = [f]
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1318
          | add_upd f fs = (f :: fs);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1319
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1320
        (*mk_updterm returns
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1321
          (orig-term-skeleton, simplified-skeleton,
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1322
            variables, duplicate-updates, simp-flag, noop-simps)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1323
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1324
          where duplicate-updates is a table used to pass upward
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1325
          the list of update functions which can be composed
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1326
          into an update above them, simp-flag indicates whether
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1327
          any simplification was achieved, and noop-simps are
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1328
          used for eliminating case (2) defined above*)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1329
        fun mk_updterm ((upd as Const (u, T), s, f) :: upds) above term =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1330
              let
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1331
                val (lhs, rhs, vars, dups, simp, noops) =
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1332
                  mk_updterm upds (Symtab.update (u, ()) above) term;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1333
                val (fvar, skelf) =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1334
                  K_skeleton (Long_Name.base_name s) (domain_type T) (Bound (length vars)) f;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1335
                val (isnoop, skelf') = is_upd_noop s f term;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1336
                val funT = domain_type T;
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1337
                fun mk_comp_local (f, f') =
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1338
                  Const (@{const_name Fun.comp}, funT --> funT --> funT) $ f $ f';
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1339
              in
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1340
                if isnoop then
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1341
                  (upd $ skelf' $ lhs, rhs, vars,
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1342
                    Symtab.update (u, []) dups, true,
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1343
                    if Symtab.defined noops u then noops
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1344
                    else Symtab.update (u, get_noop_simps upd skelf') noops)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1345
                else if Symtab.defined above u then
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1346
                  (upd $ skelf $ lhs, rhs, fvar :: vars,
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1347
                    Symtab.map_default (u, []) (add_upd skelf) dups,
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1348
                    true, noops)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1349
                else
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1350
                  (case Symtab.lookup dups u of
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1351
                    SOME fs =>
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1352
                     (upd $ skelf $ lhs,
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1353
                      upd $ foldr1 mk_comp_local (add_upd skelf fs) $ rhs,
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1354
                      fvar :: vars, dups, true, noops)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1355
                  | NONE => (upd $ skelf $ lhs, upd $ skelf $ rhs, fvar :: vars, dups, simp, noops))
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1356
              end
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1357
          | mk_updterm [] _ _ =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1358
              (Bound 0, Bound 0, [("r", baseT)], Symtab.empty, false, Symtab.empty)
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1359
          | mk_updterm us _ _ = raise TERM ("mk_updterm match", map (fn (x, _, _) => x) us);
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1360
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1361
        val (lhs, rhs, vars, _, simp, noops) = mk_updterm upds Symtab.empty base;
32952
aeb1e44fbc19 replaced String.concat by implode;
wenzelm
parents: 32809
diff changeset
  1362
        val noops' = maps snd (Symtab.dest noops);
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1363
      in
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1364
        if simp then
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1365
          SOME
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1366
            (prove_unfold_defs thy noops' [record_simproc]
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1367
              (list_all (vars, Logic.mk_equals (lhs, rhs))))
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1368
        else NONE
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1369
      end);
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1370
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1371
end;
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1372
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1373
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1374
(* record_eq_simproc *)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1375
32974
2a1aaa2d9e64 eliminated old List.foldr and OldTerm operations;
wenzelm
parents: 32973
diff changeset
  1376
(*Look up the most specific record-equality.
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1377
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1378
 Note on efficiency:
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1379
 Testing equality of records boils down to the test of equality of all components.
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1380
 Therefore the complexity is: #components * complexity for single component.
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1381
 Especially if a record has a lot of components it may be better to split up
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1382
 the record first and do simplification on that (record_split_simp_tac).
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1383
 e.g. r(|lots of updates|) = x
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1384
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1385
             record_eq_simproc          record_split_simp_tac
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1386
 Complexity: #components * #updates     #updates
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1387
*)
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
  1388
val record_eq_simproc =
29064
70a61d58460e more antiquotations;
wenzelm
parents: 29004
diff changeset
  1389
  Simplifier.simproc @{theory HOL} "record_eq_simp" ["r = s"]
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1390
    (fn thy => fn _ => fn t =>
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1391
      (case t of Const (@{const_name "op ="}, Type (_, [T, _])) $ _ $ _ =>
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1392
        (case rec_id ~1 T of
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1393
          "" => NONE
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1394
        | name =>
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1395
            (case get_equalities thy name of
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1396
              NONE => NONE
35410
1ea89d2a1bd4 more antiquotations;
wenzelm
parents: 35408
diff changeset
  1397
            | SOME thm => SOME (thm RS @{thm Eq_TrueI})))
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1398
      | _ => NONE));
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1399
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
  1400
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1401
(* record_split_simproc *)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1402
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1403
(*Split quantified occurrences of records, for which P holds.  P can peek on the
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1404
  subterm starting at the quantified occurrence of the record (including the quantifier):
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1405
    P t = 0: do not split
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1406
    P t = ~1: completely split
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1407
    P t > 0: split up to given bound of record extensions.*)
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1408
fun record_split_simproc P =
29064
70a61d58460e more antiquotations;
wenzelm
parents: 29004
diff changeset
  1409
  Simplifier.simproc @{theory HOL} "record_split_simp" ["x"]
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1410
    (fn thy => fn _ => fn t =>
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1411
      (case t of
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1412
        Const (quantifier, Type (_, [Type (_, [T, _]), _])) $ _ =>
35147
wenzelm
parents: 35146
diff changeset
  1413
          if quantifier = @{const_name all} orelse
wenzelm
parents: 35146
diff changeset
  1414
            quantifier = @{const_name All} orelse
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1415
            quantifier = @{const_name Ex}
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1416
          then
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1417
            (case rec_id ~1 T of
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1418
              "" => NONE
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1419
            | _ =>
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1420
                let val split = P t in
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1421
                  if split <> 0 then
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1422
                    (case get_splits thy (rec_id split T) of
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1423
                      NONE => NONE
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1424
                    | SOME (all_thm, All_thm, Ex_thm, _) =>
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1425
                        SOME
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1426
                          (case quantifier of
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1427
                            @{const_name all} => all_thm
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1428
                          | @{const_name All} => All_thm RS eq_reflection
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1429
                          | @{const_name Ex} => Ex_thm RS eq_reflection
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1430
                          | _ => error "record_split_simproc"))
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1431
                  else NONE
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1432
                end)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1433
          else NONE
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1434
      | _ => NONE));
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
  1435
14427
cea7d2f76112 added record_ex_sel_eq_simproc
schirmer
parents: 14358
diff changeset
  1436
val record_ex_sel_eq_simproc =
29064
70a61d58460e more antiquotations;
wenzelm
parents: 29004
diff changeset
  1437
  Simplifier.simproc @{theory HOL} "record_ex_sel_eq_simproc" ["Ex t"]
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1438
    (fn thy => fn ss => fn t =>
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1439
      let
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1440
        fun prove prop =
33691
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  1441
          prove_global true thy [] prop
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1442
            (fn _ => simp_tac (Simplifier.inherit_context ss (get_simpset thy)
35410
1ea89d2a1bd4 more antiquotations;
wenzelm
parents: 35408
diff changeset
  1443
                addsimps @{thms simp_thms} addsimprocs [record_split_simproc (K ~1)]) 1);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1444
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1445
        fun mkeq (lr, Teq, (sel, Tsel), x) i =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1446
          if is_selector thy sel then
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1447
            let
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1448
              val x' =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1449
                if not (loose_bvar1 (x, 0))
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1450
                then Free ("x" ^ string_of_int i, range_type Tsel)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1451
                else raise TERM ("", [x]);
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1452
              val sel' = Const (sel, Tsel) $ Bound 0;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1453
              val (l, r) = if lr then (sel', x') else (x', sel');
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1454
            in Const (@{const_name "op ="}, Teq) $ l $ r end
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1455
          else raise TERM ("", [Const (sel, Tsel)]);
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1456
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1457
        fun dest_sel_eq (Const (@{const_name "op ="}, Teq) $ (Const (sel, Tsel) $ Bound 0) $ X) =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1458
              (true, Teq, (sel, Tsel), X)
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1459
          | dest_sel_eq (Const (@{const_name "op ="}, Teq) $ X $ (Const (sel, Tsel) $ Bound 0)) =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1460
              (false, Teq, (sel, Tsel), X)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1461
          | dest_sel_eq _ = raise TERM ("", []);
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1462
      in
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1463
        (case t of
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1464
          Const (@{const_name Ex}, Tex) $ Abs (s, T, t) =>
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1465
           (let
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1466
             val eq = mkeq (dest_sel_eq t) 0;
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1467
             val prop =
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1468
               list_all ([("r", T)],
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1469
                 Logic.mk_equals
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1470
                  (Const (@{const_name Ex}, Tex) $ Abs (s, T, eq), HOLogic.true_const));
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1471
            in SOME (prove prop) end
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1472
            handle TERM _ => NONE)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1473
        | _ => NONE)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1474
      end);
14427
cea7d2f76112 added record_ex_sel_eq_simproc
schirmer
parents: 14358
diff changeset
  1475
5698
2b5d9bdec5af field types: datatype;
wenzelm
parents: 5290
diff changeset
  1476
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1477
(* record_split_simp_tac *)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1478
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1479
(*Split (and simplify) all records in the goal for which P holds.
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1480
  For quantified occurrences of a record
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1481
  P can peek on the whole subterm (including the quantifier); for free variables P
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1482
  can only peek on the variable itself.
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1483
  P t = 0: do not split
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1484
  P t = ~1: completely split
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1485
  P t > 0: split up to given bound of record extensions.*)
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1486
fun record_split_simp_tac thms P = CSUBGOAL (fn (cgoal, i) =>
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1487
  let
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1488
    val thy = Thm.theory_of_cterm cgoal;
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1489
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1490
    val goal = term_of cgoal;
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1491
    val frees = filter (is_recT o #2) (Term.add_frees goal []);
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1492
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1493
    val has_rec = exists_Const
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1494
      (fn (s, Type (_, [Type (_, [T, _]), _])) =>
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1495
          (s = @{const_name all} orelse s = @{const_name All} orelse s = @{const_name Ex}) andalso
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1496
          is_recT T
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1497
        | _ => false);
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1498
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1499
    fun mk_split_free_tac free induct_thm i =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1500
      let
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1501
        val cfree = cterm_of thy free;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1502
        val _$ (_ $ r) = concl_of induct_thm;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1503
        val crec = cterm_of thy r;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1504
        val thm = cterm_instantiate [(crec, cfree)] induct_thm;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1505
      in
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1506
        simp_tac (HOL_basic_ss addsimps @{thms induct_atomize}) i THEN
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1507
        rtac thm i THEN
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1508
        simp_tac (HOL_basic_ss addsimps @{thms induct_rulify}) i
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1509
      end;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1510
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1511
    val split_frees_tacs =
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1512
      frees |> map_filter (fn (x, T) =>
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1513
        (case rec_id ~1 T of
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1514
          "" => NONE
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1515
        | _ =>
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1516
            let
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1517
              val free = Free (x, T);
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1518
              val split = P free;
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1519
            in
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1520
              if split <> 0 then
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1521
                (case get_splits thy (rec_id split T) of
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1522
                  NONE => NONE
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1523
                | SOME (_, _, _, induct_thm) =>
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1524
                    SOME (mk_split_free_tac free induct_thm i))
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1525
              else NONE
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1526
            end));
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1527
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1528
    val simprocs = if has_rec goal then [record_split_simproc P] else [];
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1529
    val thms' = K_comp_convs @ thms;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1530
  in
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1531
    EVERY split_frees_tacs THEN
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1532
    Simplifier.full_simp_tac (get_simpset thy addsimps thms' addsimprocs simprocs) i
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1533
  end);
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1534
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1535
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1536
(* record_split_tac *)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1537
35147
wenzelm
parents: 35146
diff changeset
  1538
(*Split all records in the goal, which are quantified by !! or ALL.*)
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1539
val record_split_tac = CSUBGOAL (fn (cgoal, i) =>
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1540
  let
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1541
    val goal = term_of cgoal;
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1542
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1543
    val has_rec = exists_Const
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1544
      (fn (s, Type (_, [Type (_, [T, _]), _])) =>
35147
wenzelm
parents: 35146
diff changeset
  1545
          (s = @{const_name all} orelse s = @{const_name All}) andalso is_recT T
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1546
        | _ => false);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1547
35240
wenzelm
parents: 35239
diff changeset
  1548
    fun is_all (Const (@{const_name all}, _) $ _) = ~1
wenzelm
parents: 35239
diff changeset
  1549
      | is_all (Const (@{const_name All}, _) $ _) = ~1
wenzelm
parents: 35239
diff changeset
  1550
      | is_all _ = 0;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1551
  in
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1552
    if has_rec goal then
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1553
      Simplifier.full_simp_tac (HOL_basic_ss addsimprocs [record_split_simproc is_all]) i
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1554
    else no_tac
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1555
  end);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1556
32335
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
  1557
6358
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  1558
(* wrapper *)
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  1559
5707
b0e631634b5a field_injects [iffs];
wenzelm
parents: 5698
diff changeset
  1560
val record_split_name = "record_split_tac";
b0e631634b5a field_injects [iffs];
wenzelm
parents: 5698
diff changeset
  1561
val record_split_wrapper = (record_split_name, fn tac => record_split_tac ORELSE' tac);
5698
2b5d9bdec5af field types: datatype;
wenzelm
parents: 5290
diff changeset
  1562
16330
934219e919e4 Sign.read_typ_abbrev;
wenzelm
parents: 16281
diff changeset
  1563
934219e919e4 Sign.read_typ_abbrev;
wenzelm
parents: 16281
diff changeset
  1564
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1565
(** theory extender interface **)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1566
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1567
(* prepare arguments *)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1568
27278
129574589734 export read_typ/cert_typ -- version with regular context operations;
wenzelm
parents: 27239
diff changeset
  1569
fun read_raw_parent ctxt raw_T =
129574589734 export read_typ/cert_typ -- version with regular context operations;
wenzelm
parents: 27239
diff changeset
  1570
  (case ProofContext.read_typ_abbrev ctxt raw_T of
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1571
    Type (name, Ts) => (Ts, name)
27278
129574589734 export read_typ/cert_typ -- version with regular context operations;
wenzelm
parents: 27239
diff changeset
  1572
  | T => error ("Bad parent record specification: " ^ Syntax.string_of_typ ctxt T));
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1573
27278
129574589734 export read_typ/cert_typ -- version with regular context operations;
wenzelm
parents: 27239
diff changeset
  1574
fun read_typ ctxt raw_T env =
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1575
  let
27278
129574589734 export read_typ/cert_typ -- version with regular context operations;
wenzelm
parents: 27239
diff changeset
  1576
    val ctxt' = fold (Variable.declare_typ o TFree) env ctxt;
129574589734 export read_typ/cert_typ -- version with regular context operations;
wenzelm
parents: 27239
diff changeset
  1577
    val T = Syntax.read_typ ctxt' raw_T;
29270
0eade173f77e moved old add_type_XXX, add_term_XXX etc. to structure OldTerm;
wenzelm
parents: 29265
diff changeset
  1578
    val env' = OldTerm.add_typ_tfrees (T, env);
27278
129574589734 export read_typ/cert_typ -- version with regular context operations;
wenzelm
parents: 27239
diff changeset
  1579
  in (T, env') end;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1580
27278
129574589734 export read_typ/cert_typ -- version with regular context operations;
wenzelm
parents: 27239
diff changeset
  1581
fun cert_typ ctxt raw_T env =
129574589734 export read_typ/cert_typ -- version with regular context operations;
wenzelm
parents: 27239
diff changeset
  1582
  let
129574589734 export read_typ/cert_typ -- version with regular context operations;
wenzelm
parents: 27239
diff changeset
  1583
    val thy = ProofContext.theory_of ctxt;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1584
    val T = Type.no_tvars (Sign.certify_typ thy raw_T)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1585
      handle TYPE (msg, _, _) => error msg;
29270
0eade173f77e moved old add_type_XXX, add_term_XXX etc. to structure OldTerm;
wenzelm
parents: 29265
diff changeset
  1586
    val env' = OldTerm.add_typ_tfrees (T, env);
27278
129574589734 export read_typ/cert_typ -- version with regular context operations;
wenzelm
parents: 27239
diff changeset
  1587
  in (T, env') end;
129574589734 export read_typ/cert_typ -- version with regular context operations;
wenzelm
parents: 27239
diff changeset
  1588
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1589
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1590
(* attributes *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1591
33368
b1cf34f1855c modernized structure Rule_Cases;
wenzelm
parents: 33095
diff changeset
  1592
fun case_names_fields x = Rule_Cases.case_names ["fields"] x;
24830
a7b3ab44d993 moved Pure/Isar/induct_attrib.ML and Provers/induct_method.ML to Tools/induct.ML;
wenzelm
parents: 24712
diff changeset
  1593
fun induct_type_global name = [case_names_fields, Induct.induct_type name];
a7b3ab44d993 moved Pure/Isar/induct_attrib.ML and Provers/induct_method.ML to Tools/induct.ML;
wenzelm
parents: 24712
diff changeset
  1594
fun cases_type_global name = [case_names_fields, Induct.cases_type name];
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1595
32335
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
  1596
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1597
(* tactics *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1598
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1599
fun simp_all_tac ss simps = ALLGOALS (Simplifier.asm_full_simp_tac (ss addsimps simps));
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1600
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1601
(*Do case analysis / induction according to rule on last parameter of ith subgoal
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1602
  (or on s if there are no parameters).
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1603
  Instatiation of record variable (and predicate) in rule is calculated to
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1604
  avoid problems with higher order unification.*)
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1605
fun try_param_tac s rule = CSUBGOAL (fn (cgoal, i) =>
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1606
  let
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1607
    val cert = Thm.cterm_of (Thm.theory_of_cterm cgoal);
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1608
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1609
    val g = Thm.term_of cgoal;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1610
    val params = Logic.strip_params g;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1611
    val concl = HOLogic.dest_Trueprop (Logic.strip_assums_concl g);
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1612
    val rule' = Thm.lift_rule cgoal rule;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1613
    val (P, ys) = strip_comb (HOLogic.dest_Trueprop
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1614
      (Logic.strip_assums_concl (prop_of rule')));
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1615
    (*ca indicates if rule is a case analysis or induction rule*)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1616
    val (x, ca) =
33957
e9afca2118d4 normalized uncurry take/drop
haftmann
parents: 33955
diff changeset
  1617
      (case rev (drop (length params) ys) of
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1618
        [] => (head_of (fst (HOLogic.dest_eq (HOLogic.dest_Trueprop
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1619
          (hd (rev (Logic.strip_assums_hyp (hd (prems_of rule')))))))), true)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1620
      | [x] => (head_of x, false));
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1621
    val rule'' = cterm_instantiate (map (pairself cert)
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1622
      (case rev params of
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1623
        [] =>
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1624
          (case AList.lookup (op =) (Term.add_frees g []) s of
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1625
            NONE => sys_error "try_param_tac: no such variable"
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1626
          | SOME T => [(P, if ca then concl else lambda (Free (s, T)) concl), (x, Free (s, T))])
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1627
      | (_, T) :: _ =>
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1628
          [(P, list_abs (params, if ca then concl else incr_boundvars 1 (Abs (s, T, concl)))),
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1629
            (x, list_abs (params, Bound 0))])) rule';
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1630
  in compose_tac (false, rule'', nprems_of rule) i end);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1631
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1632
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1633
fun extension_definition name fields alphas zeta moreT more vars thy =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1634
  let
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1635
    val base_name = Long_Name.base_name name;
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1636
32977
wenzelm
parents: 32976
diff changeset
  1637
    val fieldTs = map snd fields;
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1638
    val fields_moreTs = fieldTs @ [moreT];
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1639
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1640
    val alphas_zeta = alphas @ [zeta];
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1641
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1642
    val ext_binding = Binding.name (suffix extN base_name);
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1643
    val ext_name = suffix extN name;
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  1644
    val extT = Type (suffix ext_typeN name, map TFree alphas_zeta);
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1645
    val ext_type = fields_moreTs ---> extT;
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1646
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1647
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1648
    (* the tree of new types that will back the record extension *)
32767
2885e2a09f72 removed dead/duplicate code;
wenzelm
parents: 32765
diff changeset
  1649
34151
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1650
    val mktreeV = Balanced_Tree.make Iso_Tuple_Support.mk_cons_tuple;
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1651
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1652
    fun mk_iso_tuple (left, right) (thy, i) =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1653
      let
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1654
        val suff = if i = 0 then ext_typeN else inner_typeN ^ string_of_int i;
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1655
        val ((_, cons), thy') = thy
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1656
          |> Iso_Tuple_Support.add_iso_tuple_type
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1657
            (suffix suff base_name, alphas_zeta) (fastype_of left, fastype_of right);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1658
      in
32764
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
  1659
        (cons $ left $ right, (thy', i + 1))
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1660
      end;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1661
34151
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1662
    (*trying to create a 1-element iso_tuple will fail, and is pointless anyway*)
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1663
    fun mk_even_iso_tuple [arg] = pair arg
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1664
      | mk_even_iso_tuple args = mk_iso_tuple (Iso_Tuple_Support.dest_cons_tuple (mktreeV args));
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1665
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1666
    fun build_meta_tree_type i thy vars more =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1667
      let val len = length vars in
32764
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
  1668
        if len < 1 then raise TYPE ("meta_tree_type args too short", [], vars)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1669
        else if len > 16 then
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1670
          let
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1671
            fun group16 [] = []
33957
e9afca2118d4 normalized uncurry take/drop
haftmann
parents: 33955
diff changeset
  1672
              | group16 xs = take 16 xs :: group16 (drop 16 xs);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1673
            val vars' = group16 vars;
34151
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1674
            val (composites, (thy', i')) = fold_map mk_even_iso_tuple vars' (thy, i);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1675
          in
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1676
            build_meta_tree_type i' thy' composites more
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1677
          end
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1678
        else
34151
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1679
          let val (term, (thy', _)) = mk_iso_tuple (mktreeV vars, more) (thy, 0)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1680
          in (term, thy') end
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1681
      end;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1682
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1683
    val _ = timing_msg "record extension preparing definitions";
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1684
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1685
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1686
    (* 1st stage part 1: introduce the tree of new types *)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1687
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1688
    fun get_meta_tree () = build_meta_tree_type 1 thy vars more;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1689
    val (ext_body, typ_thy) =
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1690
      timeit_msg "record extension nested type def:" get_meta_tree;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1691
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1692
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1693
    (* prepare declarations and definitions *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1694
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1695
    (* 1st stage part 2: define the ext constant *)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1696
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1697
    fun mk_ext args = list_comb (Const (ext_name, ext_type), args);
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1698
    val ext_spec = Logic.mk_equals (mk_ext (vars @ [more]), ext_body);
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1699
16379
d29d27e0f59f more timing information
schirmer
parents: 16364
diff changeset
  1700
    fun mk_defs () =
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1701
      typ_thy
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1702
      |> Sign.declare_const ((ext_binding, ext_type), NoSyn) |> snd
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1703
      |> PureThy.add_defs false [((Thm.def_binding ext_binding, ext_spec), [])]
33691
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  1704
      ||> Theory.checkpoint
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1705
    val ([ext_def], defs_thy) =
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1706
      timeit_msg "record extension constructor def:" mk_defs;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1707
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1708
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1709
    (* prepare propositions *)
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1710
16379
d29d27e0f59f more timing information
schirmer
parents: 16364
diff changeset
  1711
    val _ = timing_msg "record extension preparing propositions";
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1712
    val vars_more = vars @ [more];
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1713
    val variants = map (fn Free (x, _) => x) vars_more;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1714
    val ext = mk_ext vars_more;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1715
    val s = Free (rN, extT);
32764
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
  1716
    val P = Free (Name.variant variants "P", extT --> HOLogic.boolT);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1717
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1718
    val inject_prop =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1719
      let val vars_more' = map (fn (Free (x, T)) => Free (x ^ "'", T)) vars_more in
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1720
        HOLogic.mk_conj (HOLogic.eq_const extT $
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1721
          mk_ext vars_more $ mk_ext vars_more', HOLogic.true_const)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1722
        ===
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1723
        foldr1 HOLogic.mk_conj
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1724
          (map HOLogic.mk_eq (vars_more ~~ vars_more') @ [HOLogic.true_const])
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1725
      end;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1726
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1727
    val induct_prop =
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1728
      (All (map dest_Free vars_more) (Trueprop (P $ ext)), Trueprop (P $ s));
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1729
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1730
    val split_meta_prop =
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1731
      let val P = Free (Name.variant variants "P", extT --> Term.propT) in
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1732
        Logic.mk_equals
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1733
         (All [dest_Free s] (P $ s), All (map dest_Free vars_more) (P $ ext))
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1734
      end;
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1735
33691
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  1736
    val prove_standard = prove_future_global true defs_thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1737
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1738
    fun inject_prf () =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1739
      simplify HOL_ss
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1740
        (prove_standard [] inject_prop
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1741
          (fn _ =>
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1742
            simp_tac (HOL_basic_ss addsimps [ext_def]) 1 THEN
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1743
            REPEAT_DETERM
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1744
              (rtac refl_conj_eq 1 ORELSE
34151
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1745
                Iso_Tuple_Support.iso_tuple_intros_tac 1 ORELSE
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1746
                rtac refl 1)));
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1747
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1748
    val inject = timeit_msg "record extension inject proof:" inject_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1749
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1750
    (*We need a surjection property r = (| f = f r, g = g r ... |)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1751
      to prove other theorems. We haven't given names to the accessors
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1752
      f, g etc yet however, so we generate an ext structure with
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1753
      free variables as all arguments and allow the introduction tactic to
35021
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 34151
diff changeset
  1754
      operate on it as far as it can. We then use Drule.export_without_context
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 34151
diff changeset
  1755
      to convert the free variables into unifiable variables and unify them with
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1756
      (roughly) the definition of the accessor.*)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1757
    fun surject_prf () =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1758
      let
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1759
        val cterm_ext = cterm_of defs_thy ext;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1760
        val start = named_cterm_instantiate [("y", cterm_ext)] surject_assist_idE;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1761
        val tactic1 =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1762
          simp_tac (HOL_basic_ss addsimps [ext_def]) 1 THEN
34151
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1763
          REPEAT_ALL_NEW Iso_Tuple_Support.iso_tuple_intros_tac 1;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1764
        val tactic2 = REPEAT (rtac surject_assistI 1 THEN rtac refl 1);
32972
45ba8b02e1e4 misc tuning and simplification;
wenzelm
parents: 32970
diff changeset
  1765
        val [halfway] = Seq.list_of (tactic1 start);
35021
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 34151
diff changeset
  1766
        val [surject] = Seq.list_of (tactic2 (Drule.export_without_context halfway));
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1767
      in
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1768
        surject
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1769
      end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1770
    val surject = timeit_msg "record extension surjective proof:" surject_prf;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1771
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1772
    fun split_meta_prf () =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1773
      prove_standard [] split_meta_prop
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1774
        (fn _ =>
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1775
          EVERY1
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1776
           [rtac equal_intr_rule, Goal.norm_hhf_tac,
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1777
            etac meta_allE, atac,
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1778
            rtac (prop_subst OF [surject]),
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1779
            REPEAT o etac meta_allE, atac]);
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1780
    val split_meta = timeit_msg "record extension split_meta proof:" split_meta_prf;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1781
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1782
    fun induct_prf () =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1783
      let val (assm, concl) = induct_prop in
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1784
        prove_standard [assm] concl
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1785
          (fn {prems, ...} =>
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1786
            cut_rules_tac [split_meta RS Drule.equal_elim_rule2] 1 THEN
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1787
            resolve_tac prems 2 THEN
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  1788
            asm_simp_tac HOL_ss 1)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1789
      end;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1790
    val induct = timeit_msg "record extension induct proof:" induct_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1791
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  1792
    val ([induct', inject', surjective', split_meta'], thm_thy) =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1793
      defs_thy
33612
2640cc1cfc2e adding code equations for constructors
haftmann
parents: 33595
diff changeset
  1794
      |> PureThy.add_thms (map (Thm.no_attributes o apfst Binding.name)
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  1795
           [("ext_induct", induct),
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  1796
            ("ext_inject", inject),
32744
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
  1797
            ("ext_surjective", surject),
33612
2640cc1cfc2e adding code equations for constructors
haftmann
parents: 33595
diff changeset
  1798
            ("ext_split", split_meta)])
2640cc1cfc2e adding code equations for constructors
haftmann
parents: 33595
diff changeset
  1799
      ||> Code.add_default_eqn ext_def;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1800
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  1801
  in ((extT, induct', inject', surjective', split_meta', ext_def), thm_thy) end;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1802
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1803
fun chunks [] [] = []
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1804
  | chunks [] xs = [xs]
33957
e9afca2118d4 normalized uncurry take/drop
haftmann
parents: 33955
diff changeset
  1805
  | chunks (l :: ls) xs = take l xs :: chunks ls (drop l xs);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1806
32764
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
  1807
fun chop_last [] = error "chop_last: list should not be empty"
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1808
  | chop_last [x] = ([], x)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1809
  | chop_last (x :: xs) = let val (tl, l) = chop_last xs in (x :: tl, l) end;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1810
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1811
fun subst_last _ [] = error "subst_last: list should not be empty"
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  1812
  | subst_last s [_] = [s]
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1813
  | subst_last s (x :: xs) = x :: subst_last s xs;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1814
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1815
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1816
(* mk_recordT *)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1817
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1818
(*builds up the record type from the current extension tpye extT and a list
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1819
  of parent extensions, starting with the root of the record hierarchy*)
21078
101aefd61aac slight cleanup
haftmann
parents: 20951
diff changeset
  1820
fun mk_recordT extT =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1821
  fold_rev (fn (parent, Ts) => fn T => Type (parent, subst_last T Ts)) extT;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1822
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1823
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1824
fun obj_to_meta_all thm =
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1825
  let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1826
    fun E thm =  (* FIXME proper name *)
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1827
      (case SOME (spec OF [thm]) handle THM _ => NONE of
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1828
        SOME thm' => E thm'
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1829
      | NONE => thm);
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1830
    val th1 = E thm;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1831
    val th2 = Drule.forall_intr_vars th1;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1832
  in th2 end;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1833
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1834
fun meta_to_obj_all thm =
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1835
  let
26626
c6231d64d264 rep_cterm/rep_thm: no longer dereference theory_ref;
wenzelm
parents: 26496
diff changeset
  1836
    val thy = Thm.theory_of_thm thm;
c6231d64d264 rep_cterm/rep_thm: no longer dereference theory_ref;
wenzelm
parents: 26496
diff changeset
  1837
    val prop = Thm.prop_of thm;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1838
    val params = Logic.strip_params prop;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1839
    val concl = HOLogic.dest_Trueprop (Logic.strip_assums_concl prop);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1840
    val ct = cterm_of thy (HOLogic.mk_Trueprop (HOLogic.list_all (params, concl)));
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1841
    val thm' = Seq.hd (REPEAT (rtac allI 1) (Thm.trivial ct));
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1842
  in Thm.implies_elim thm' thm end;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1843
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1844
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1845
(* record_definition *)
25070
e2a39b6526b0 replaced NameSpace.accesses' by NameSpace.external_names (depening on naming);
wenzelm
parents: 24867
diff changeset
  1846
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  1847
fun record_definition (alphas, binding) parent (parents: parent_info list) raw_fields thy =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1848
  let
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1849
    val name = Sign.full_name thy binding;
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1850
    val full = Sign.full_name_path thy (Binding.name_of binding); (* FIXME Binding.qualified (!?) *)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1851
35136
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  1852
    val bfields = map (fn (x, T, _) => (x, T)) raw_fields;
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  1853
    val field_syntax = map #3 raw_fields;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1854
32952
aeb1e44fbc19 replaced String.concat by implode;
wenzelm
parents: 32809
diff changeset
  1855
    val parent_fields = maps #fields parents;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1856
    val parent_chunks = map (length o #fields) parents;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1857
    val parent_names = map fst parent_fields;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1858
    val parent_types = map snd parent_fields;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1859
    val parent_fields_len = length parent_fields;
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1860
    val parent_variants =
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1861
      Name.variant_list [moreN, rN, rN ^ "'", wN] (map Long_Name.base_name parent_names);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1862
    val parent_vars = ListPair.map Free (parent_variants, parent_types);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1863
    val parent_len = length parents;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1864
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1865
    val fields = map (apfst full) bfields;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1866
    val names = map fst fields;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1867
    val types = map snd fields;
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  1868
    val alphas_fields = fold Term.add_tfreesT types [];
33049
c38f02fdf35d curried inter as canonical list operation (beware of argument order)
haftmann
parents: 33039
diff changeset
  1869
    val alphas_ext = inter (op =) alphas_fields alphas;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1870
    val len = length fields;
30715
e23e15f52d42 avoid mixing of left/right associative infixes, to make it work with experimental Poly/ML 5.3 branch;
wenzelm
parents: 30364
diff changeset
  1871
    val variants =
32764
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
  1872
      Name.variant_list (moreN :: rN :: (rN ^ "'") :: wN :: parent_variants)
35136
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  1873
        (map (Binding.name_of o fst) bfields);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1874
    val vars = ListPair.map Free (variants, types);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1875
    val named_vars = names ~~ vars;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1876
    val idxms = 0 upto len;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1877
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1878
    val all_fields = parent_fields @ fields;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1879
    val all_types = parent_types @ types;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1880
    val all_variants = parent_variants @ variants;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1881
    val all_vars = parent_vars @ vars;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1882
    val all_named_vars = (parent_names ~~ parent_vars) @ named_vars;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1883
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  1884
    val zeta = (Name.variant (map #1 alphas) "'z", HOLogic.typeS);
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  1885
    val moreT = TFree zeta;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1886
    val more = Free (moreN, moreT);
35136
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  1887
    val full_moreN = full (Binding.name moreN);
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  1888
    val bfields_more = bfields @ [(Binding.name moreN, moreT)];
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1889
    val fields_more = fields @ [(full_moreN, moreT)];
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1890
    val named_vars_more = named_vars @ [(full_moreN, more)];
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1891
    val all_vars_more = all_vars @ [more];
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1892
    val all_named_vars_more = all_named_vars @ [(full_moreN, more)];
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1893
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1894
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1895
    (* 1st stage: ext_thy *)
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1896
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1897
    val extension_name = full binding;
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1898
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1899
    val ((extT, ext_induct, ext_inject, ext_surjective, ext_split, ext_def), ext_thy) =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1900
      thy
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1901
      |> Sign.qualified_path false binding
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1902
      |> extension_definition extension_name fields alphas_ext zeta moreT more vars;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1903
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1904
    val _ = timing_msg "record preparing definitions";
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1905
    val Type extension_scheme = extT;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1906
    val extension_name = unsuffix ext_typeN (fst extension_scheme);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1907
    val extension = let val (n, Ts) = extension_scheme in (n, subst_last HOLogic.unitT Ts) end;
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1908
    val extension_names = map (unsuffix ext_typeN o fst o #extension) parents @ [extension_name];
32764
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
  1909
    val extension_id = implode extension_names;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1910
33957
e9afca2118d4 normalized uncurry take/drop
haftmann
parents: 33955
diff changeset
  1911
    fun rec_schemeT n = mk_recordT (map #extension (drop n parents)) extT;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1912
    val rec_schemeT0 = rec_schemeT 0;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1913
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1914
    fun recT n =
32972
45ba8b02e1e4 misc tuning and simplification;
wenzelm
parents: 32970
diff changeset
  1915
      let val (c, Ts) = extension in
33957
e9afca2118d4 normalized uncurry take/drop
haftmann
parents: 33955
diff changeset
  1916
        mk_recordT (map #extension (drop n parents))
32972
45ba8b02e1e4 misc tuning and simplification;
wenzelm
parents: 32970
diff changeset
  1917
          (Type (c, subst_last HOLogic.unitT Ts))
45ba8b02e1e4 misc tuning and simplification;
wenzelm
parents: 32970
diff changeset
  1918
      end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1919
    val recT0 = recT 0;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1920
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1921
    fun mk_rec args n =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1922
      let
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1923
        val (args', more) = chop_last args;
32974
2a1aaa2d9e64 eliminated old List.foldr and OldTerm operations;
wenzelm
parents: 32973
diff changeset
  1924
        fun mk_ext' ((name, T), args) more = mk_ext (name, T) (args @ [more]);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1925
        fun build Ts =
35430
df2862dc23a8 adapted to authentic syntax -- actual types are verbatim;
wenzelm
parents: 35410
diff changeset
  1926
          fold_rev mk_ext' (drop n ((extension_names ~~ Ts) ~~ chunks parent_chunks args')) more;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1927
      in
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1928
        if more = HOLogic.unit
33063
4d462963a7db map_range (and map_index) combinator
haftmann
parents: 33055
diff changeset
  1929
        then build (map_range recT (parent_len + 1))
4d462963a7db map_range (and map_index) combinator
haftmann
parents: 33055
diff changeset
  1930
        else build (map_range rec_schemeT (parent_len + 1))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1931
      end;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1932
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1933
    val r_rec0 = mk_rec all_vars_more 0;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1934
    val r_rec_unit0 = mk_rec (all_vars @ [HOLogic.unit]) 0;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1935
35430
df2862dc23a8 adapted to authentic syntax -- actual types are verbatim;
wenzelm
parents: 35410
diff changeset
  1936
    fun r n = Free (rN, rec_schemeT n);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1937
    val r0 = r 0;
35430
df2862dc23a8 adapted to authentic syntax -- actual types are verbatim;
wenzelm
parents: 35410
diff changeset
  1938
    fun r_unit n = Free (rN, recT n);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1939
    val r_unit0 = r_unit 0;
35430
df2862dc23a8 adapted to authentic syntax -- actual types are verbatim;
wenzelm
parents: 35410
diff changeset
  1940
    val w = Free (wN, rec_schemeT 0);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1941
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1942
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1943
    (* print translations *)
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1944
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
  1945
    val record_ext_type_abbr_tr's =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1946
      let
35430
df2862dc23a8 adapted to authentic syntax -- actual types are verbatim;
wenzelm
parents: 35410
diff changeset
  1947
        val trname = hd extension_names;
35148
3a34fee2cfcd eliminated camel case;
wenzelm
parents: 35147
diff changeset
  1948
        val last_ext = unsuffix ext_typeN (fst extension);
35430
df2862dc23a8 adapted to authentic syntax -- actual types are verbatim;
wenzelm
parents: 35410
diff changeset
  1949
      in [record_ext_type_abbr_tr' name alphas zeta last_ext rec_schemeT0 trname] end;
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
  1950
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
  1951
    val record_ext_type_tr's =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1952
      let
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
  1953
        (*avoid conflict with record_type_abbr_tr's*)
35430
df2862dc23a8 adapted to authentic syntax -- actual types are verbatim;
wenzelm
parents: 35410
diff changeset
  1954
        val trnames = if parent_len > 0 then [extension_name] else [];
35149
eee63670b5aa simplified/clarified record print translations;
wenzelm
parents: 35148
diff changeset
  1955
      in map record_ext_type_tr' trnames end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1956
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1957
    val advanced_print_translation =
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1958
      map field_update_tr' (full_moreN :: names) @ [record_ext_tr' extension_name] @
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1959
      record_ext_type_tr's @ record_ext_type_abbr_tr's;
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1960
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1961
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1962
    (* prepare declarations *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1963
35136
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  1964
    val sel_decls = map (mk_selC rec_schemeT0 o apfst Binding.name_of) bfields_more;
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  1965
    val upd_decls = map (mk_updC updateN rec_schemeT0 o apfst Binding.name_of) bfields_more;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1966
    val make_decl = (makeN, all_types ---> recT0);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1967
    val fields_decl = (fields_selN, types ---> Type extension);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1968
    val extend_decl = (extendN, recT0 --> moreT --> rec_schemeT0);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1969
    val truncate_decl = (truncateN, rec_schemeT0 --> recT0);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1970
35133
a68e4972fd31 formal markup of constants;
wenzelm
parents: 35131
diff changeset
  1971
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1972
    (* prepare definitions *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1973
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  1974
    val ext_defs = ext_def :: map #ext_def parents;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1975
34151
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  1976
    (*Theorems from the iso_tuple intros.
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1977
      By unfolding ext_defs from r_rec0 we create a tree of constructor
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1978
      calls (many of them Pair, but others as well). The introduction
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1979
      rules for update_accessor_eq_assist can unify two different ways
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1980
      on these constructors. If we take the complete result sequence of
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1981
      running a the introduction tactic, we get one theorem for each upd/acc
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1982
      pair, from which we can derive the bodies of our selector and
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1983
      updator and their convs.*)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1984
    fun get_access_update_thms () =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1985
      let
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1986
        val r_rec0_Vars =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1987
          let
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1988
            (*pick variable indices of 1 to avoid possible variable
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1989
              collisions with existing variables in updacc_eq_triv*)
32757
4e97fc468a53 Avoid a possible variable name conflict in instantiating a theorem.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32752
diff changeset
  1990
            fun to_Var (Free (c, T)) = Var ((c, 1), T);
4e97fc468a53 Avoid a possible variable name conflict in instantiating a theorem.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32752
diff changeset
  1991
          in mk_rec (map to_Var all_vars_more) 0 end;
4e97fc468a53 Avoid a possible variable name conflict in instantiating a theorem.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32752
diff changeset
  1992
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1993
        val cterm_rec = cterm_of ext_thy r_rec0;
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  1994
        val cterm_vrs = cterm_of ext_thy r_rec0_Vars;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1995
        val insts = [("v", cterm_rec), ("v'", cterm_vrs)];
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1996
        val init_thm = named_cterm_instantiate insts updacc_eq_triv;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1997
        val terminal = rtac updacc_eq_idI 1 THEN rtac refl 1;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1998
        val tactic =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  1999
          simp_tac (HOL_basic_ss addsimps ext_defs) 1 THEN
34151
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  2000
          REPEAT (Iso_Tuple_Support.iso_tuple_intros_tac 1 ORELSE terminal);
32972
45ba8b02e1e4 misc tuning and simplification;
wenzelm
parents: 32970
diff changeset
  2001
        val updaccs = Seq.list_of (tactic init_thm);
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2002
      in
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2003
        (updaccs RL [updacc_accessor_eqE],
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2004
         updaccs RL [updacc_updator_eqE],
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2005
         updaccs RL [updacc_cong_from_eq])
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2006
      end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2007
    val (accessor_thms, updator_thms, upd_acc_cong_assists) =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2008
      timeit_msg "record getting tree access/updates:" get_access_update_thms;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2009
33957
e9afca2118d4 normalized uncurry take/drop
haftmann
parents: 33955
diff changeset
  2010
    fun lastN xs = drop parent_fields_len xs;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2011
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2012
    (*selectors*)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2013
    fun mk_sel_spec ((c, T), thm) =
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2014
      let
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2015
        val (acc $ arg, _) =
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2016
          HOLogic.dest_eq (HOLogic.dest_Trueprop (Envir.beta_eta_contract (Thm.concl_of thm)));
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2017
        val _ =
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2018
          if arg aconv r_rec0 then ()
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2019
          else raise TERM ("mk_sel_spec: different arg", [arg]);
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2020
      in
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2021
        Const (mk_selC rec_schemeT0 (c, T)) :== acc
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2022
      end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2023
    val sel_specs = map mk_sel_spec (fields_more ~~ lastN accessor_thms);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2024
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2025
    (*updates*)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2026
    fun mk_upd_spec ((c, T), thm) =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2027
      let
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2028
        val (upd $ _ $ arg, _) =
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2029
          HOLogic.dest_eq (HOLogic.dest_Trueprop (Envir.beta_eta_contract (Thm.concl_of thm)));
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2030
        val _ =
35135
1667fd3b051d tuned errors;
wenzelm
parents: 35133
diff changeset
  2031
          if arg aconv r_rec0 then ()
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2032
          else raise TERM ("mk_sel_spec: different arg", [arg]);
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2033
      in Const (mk_updC updateN rec_schemeT0 (c, T)) :== upd end;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2034
    val upd_specs = map mk_upd_spec (fields_more ~~ lastN updator_thms);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2035
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2036
    (*derived operations*)
35144
wenzelm
parents: 35142
diff changeset
  2037
    val make_spec =
wenzelm
parents: 35142
diff changeset
  2038
      list_comb (Const (full (Binding.name makeN), all_types ---> recT0), all_vars) :==
wenzelm
parents: 35142
diff changeset
  2039
        mk_rec (all_vars @ [HOLogic.unit]) 0;
wenzelm
parents: 35142
diff changeset
  2040
    val fields_spec =
wenzelm
parents: 35142
diff changeset
  2041
      list_comb (Const (full (Binding.name fields_selN), types ---> Type extension), vars) :==
wenzelm
parents: 35142
diff changeset
  2042
        mk_rec (all_vars @ [HOLogic.unit]) parent_len;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2043
    val extend_spec =
35136
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  2044
      Const (full (Binding.name extendN), recT0 --> moreT --> rec_schemeT0) $ r_unit0 $ more :==
35144
wenzelm
parents: 35142
diff changeset
  2045
        mk_rec ((map (mk_sel r_unit0) all_fields) @ [more]) 0;
wenzelm
parents: 35142
diff changeset
  2046
    val truncate_spec =
wenzelm
parents: 35142
diff changeset
  2047
      Const (full (Binding.name truncateN), rec_schemeT0 --> recT0) $ r0 :==
wenzelm
parents: 35142
diff changeset
  2048
        mk_rec ((map (mk_sel r0) all_fields) @ [HOLogic.unit]) 0;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2049
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2050
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2051
    (* 2st stage: defs_thy *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2052
16379
d29d27e0f59f more timing information
schirmer
parents: 16364
diff changeset
  2053
    fun mk_defs () =
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2054
      ext_thy
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2055
      |> Sign.add_advanced_trfuns ([], [], advanced_print_translation, [])
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2056
      |> Sign.restore_naming thy
36173
99212848c933 modernized type abbreviations;
wenzelm
parents: 36159
diff changeset
  2057
      |> Typedecl.abbrev_global (binding, map #1 alphas, NoSyn) recT0 |> snd
99212848c933 modernized type abbreviations;
wenzelm
parents: 36159
diff changeset
  2058
      |> Typedecl.abbrev_global
99212848c933 modernized type abbreviations;
wenzelm
parents: 36159
diff changeset
  2059
        (Binding.suffix_name schemeN binding, map #1 (alphas @ [zeta]), NoSyn) rec_schemeT0 |> snd
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2060
      |> Sign.qualified_path false binding
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2061
      |> fold (fn ((x, T), mx) => snd o Sign.declare_const ((Binding.name x, T), mx))
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2062
        (sel_decls ~~ (field_syntax @ [NoSyn]))
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2063
      |> fold (fn (x, T) => snd o Sign.declare_const ((Binding.name x, T), NoSyn))
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2064
        (upd_decls @ [make_decl, fields_decl, extend_decl, truncate_decl])
35142
495c623f1e3c conceal internal record definitions;
wenzelm
parents: 35138
diff changeset
  2065
      |> (PureThy.add_defs false o map (Thm.no_attributes o apfst (Binding.conceal o Binding.name)))
495c623f1e3c conceal internal record definitions;
wenzelm
parents: 35138
diff changeset
  2066
        sel_specs
495c623f1e3c conceal internal record definitions;
wenzelm
parents: 35138
diff changeset
  2067
      ||>> (PureThy.add_defs false o map (Thm.no_attributes o apfst (Binding.conceal o Binding.name)))
495c623f1e3c conceal internal record definitions;
wenzelm
parents: 35138
diff changeset
  2068
        upd_specs
495c623f1e3c conceal internal record definitions;
wenzelm
parents: 35138
diff changeset
  2069
      ||>> (PureThy.add_defs false o map (Thm.no_attributes o apfst (Binding.conceal o Binding.name)))
495c623f1e3c conceal internal record definitions;
wenzelm
parents: 35138
diff changeset
  2070
        [make_spec, fields_spec, extend_spec, truncate_spec]
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2071
      |->
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2072
        (fn defs as ((sel_defs, upd_defs), derived_defs) =>
28370
37f56e6e702d removed obsolete name convention "func"
haftmann
parents: 27691
diff changeset
  2073
          fold Code.add_default_eqn sel_defs
37f56e6e702d removed obsolete name convention "func"
haftmann
parents: 27691
diff changeset
  2074
          #> fold Code.add_default_eqn upd_defs
37f56e6e702d removed obsolete name convention "func"
haftmann
parents: 27691
diff changeset
  2075
          #> fold Code.add_default_eqn derived_defs
22747
0c9c413b4678 add definitions explicitly to code generator table
haftmann
parents: 22693
diff changeset
  2076
          #> pair defs)
33691
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  2077
      ||> Theory.checkpoint
22747
0c9c413b4678 add definitions explicitly to code generator table
haftmann
parents: 22693
diff changeset
  2078
    val (((sel_defs, upd_defs), derived_defs), defs_thy) =
0c9c413b4678 add definitions explicitly to code generator table
haftmann
parents: 22693
diff changeset
  2079
      timeit_msg "record trfuns/tyabbrs/selectors/updates/make/fields/extend/truncate defs:"
0c9c413b4678 add definitions explicitly to code generator table
haftmann
parents: 22693
diff changeset
  2080
        mk_defs;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2081
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2082
    (* prepare propositions *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2083
    val _ = timing_msg "record preparing propositions";
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2084
    val P = Free (Name.variant all_variants "P", rec_schemeT0 --> HOLogic.boolT);
20071
8f3e1ddb50e6 replaced Term.variant(list) by Name.variant(_list);
wenzelm
parents: 20049
diff changeset
  2085
    val C = Free (Name.variant all_variants "C", HOLogic.boolT);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2086
    val P_unit = Free (Name.variant all_variants "P", recT0 --> HOLogic.boolT);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2087
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2088
    (*selectors*)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2089
    val sel_conv_props =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2090
       map (fn (c, x as Free (_, T)) => mk_sel r_rec0 (c, T) === x) named_vars_more;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2091
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2092
    (*updates*)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2093
    fun mk_upd_prop (i, (c, T)) =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2094
      let
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2095
        val x' = Free (Name.variant all_variants (Long_Name.base_name c ^ "'"), T --> T);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2096
        val n = parent_fields_len + i;
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2097
        val args' = nth_map n (K (x' $ nth all_vars_more n)) all_vars_more;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2098
      in mk_upd updateN c x' r_rec0 === mk_rec args' 0 end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2099
    val upd_conv_props = ListPair.map mk_upd_prop (idxms, fields_more);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2100
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2101
    (*induct*)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2102
    val induct_scheme_prop =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2103
      All (map dest_Free all_vars_more) (Trueprop (P $ r_rec0)) ==> Trueprop (P $ r0);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2104
    val induct_prop =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2105
      (All (map dest_Free all_vars) (Trueprop (P_unit $ r_rec_unit0)),
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2106
        Trueprop (P_unit $ r_unit0));
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2107
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2108
    (*surjective*)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2109
    val surjective_prop =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2110
      let val args = map (fn (c, Free (_, T)) => mk_sel r0 (c, T)) all_named_vars_more
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2111
      in r0 === mk_rec args 0 end;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2112
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2113
    (*cases*)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2114
    val cases_scheme_prop =
32809
e72347dd3e64 avoid mixed l/r infixes, which do not work in some versions of SML;
wenzelm
parents: 32808
diff changeset
  2115
      (All (map dest_Free all_vars_more) ((r0 === r_rec0) ==> Trueprop C))
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  2116
        ==> Trueprop C;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2117
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2118
    val cases_prop =
32809
e72347dd3e64 avoid mixed l/r infixes, which do not work in some versions of SML;
wenzelm
parents: 32808
diff changeset
  2119
      (All (map dest_Free all_vars) ((r_unit0 === r_rec_unit0) ==> Trueprop C))
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  2120
         ==> Trueprop C;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2121
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2122
    (*split*)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2123
    val split_meta_prop =
20071
8f3e1ddb50e6 replaced Term.variant(list) by Name.variant(_list);
wenzelm
parents: 20049
diff changeset
  2124
      let val P = Free (Name.variant all_variants "P", rec_schemeT0-->Term.propT) in
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2125
        Logic.mk_equals
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2126
         (All [dest_Free r0] (P $ r0), All (map dest_Free all_vars_more) (P $ r_rec0))
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2127
      end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2128
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2129
    val split_object_prop =
32974
2a1aaa2d9e64 eliminated old List.foldr and OldTerm operations;
wenzelm
parents: 32973
diff changeset
  2130
      let val ALL = fold_rev (fn (v, T) => fn t => HOLogic.mk_all (v, T, t))
2a1aaa2d9e64 eliminated old List.foldr and OldTerm operations;
wenzelm
parents: 32973
diff changeset
  2131
      in ALL [dest_Free r0] (P $ r0) === ALL (map dest_Free all_vars_more) (P $ r_rec0) end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2132
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2133
    val split_ex_prop =
32974
2a1aaa2d9e64 eliminated old List.foldr and OldTerm operations;
wenzelm
parents: 32973
diff changeset
  2134
      let val EX = fold_rev (fn (v, T) => fn t => HOLogic.mk_exists (v, T, t))
2a1aaa2d9e64 eliminated old List.foldr and OldTerm operations;
wenzelm
parents: 32973
diff changeset
  2135
      in EX [dest_Free r0] (P $ r0) === EX (map dest_Free all_vars_more) (P $ r_rec0) end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2136
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2137
    (*equality*)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2138
    val equality_prop =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2139
      let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2140
        val s' = Free (rN ^ "'", rec_schemeT0);
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2141
        fun mk_sel_eq (c, Free (_, T)) = mk_sel r0 (c, T) === mk_sel s' (c, T);
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2142
        val seleqs = map mk_sel_eq all_named_vars_more;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2143
      in All (map dest_Free [r0, s']) (Logic.list_implies (seleqs, r0 === s')) end;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2144
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2145
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2146
    (* 3rd stage: thms_thy *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2147
33691
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  2148
    fun prove stndrd = prove_future_global stndrd defs_thy;
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  2149
    val prove_standard = prove_future_global true defs_thy;
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  2150
    val future_forward_prf = future_forward_prf_standard defs_thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2151
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2152
    fun prove_simp stndrd ss simps =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2153
      let val tac = simp_all_tac ss simps
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2154
      in fn prop => prove stndrd [] prop (K tac) end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2155
17510
5e3ce025e1a5 tuned simprocs;
wenzelm
parents: 17485
diff changeset
  2156
    val ss = get_simpset defs_thy;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2157
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2158
    fun sel_convs_prf () =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2159
      map (prove_simp false ss (sel_defs @ accessor_thms)) sel_conv_props;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2160
    val sel_convs = timeit_msg "record sel_convs proof:" sel_convs_prf;
35021
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 34151
diff changeset
  2161
    fun sel_convs_standard_prf () = map Drule.export_without_context sel_convs;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2162
    val sel_convs_standard =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2163
      timeit_msg "record sel_convs_standard proof:" sel_convs_standard_prf;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2164
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2165
    fun upd_convs_prf () =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2166
      map (prove_simp false ss (upd_defs @ updator_thms)) upd_conv_props;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2167
    val upd_convs = timeit_msg "record upd_convs proof:" upd_convs_prf;
35021
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 34151
diff changeset
  2168
    fun upd_convs_standard_prf () = map Drule.export_without_context upd_convs;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2169
    val upd_convs_standard =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2170
      timeit_msg "record upd_convs_standard proof:" upd_convs_standard_prf;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2171
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2172
    fun get_upd_acc_congs () =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2173
      let
36945
9bec62c10714 less pervasive names from structure Thm;
wenzelm
parents: 36610
diff changeset
  2174
        val symdefs = map Thm.symmetric (sel_defs @ upd_defs);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2175
        val fold_ss = HOL_basic_ss addsimps symdefs;
35021
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 34151
diff changeset
  2176
        val ua_congs = map (Drule.export_without_context o simplify fold_ss) upd_acc_cong_assists;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2177
      in (ua_congs RL [updacc_foldE], ua_congs RL [updacc_unfoldE]) end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2178
    val (fold_congs, unfold_congs) =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2179
      timeit_msg "record upd fold/unfold congs:" get_upd_acc_congs;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2180
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2181
    val parent_induct = Option.map #induct_scheme (try List.last parents);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2182
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2183
    fun induct_scheme_prf () =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2184
      prove_standard [] induct_scheme_prop
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2185
        (fn _ =>
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2186
          EVERY
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2187
           [case parent_induct of NONE => all_tac | SOME ind => try_param_tac rN ind 1,
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2188
            try_param_tac rN ext_induct 1,
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2189
            asm_simp_tac HOL_basic_ss 1]);
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2190
    val induct_scheme = timeit_msg "record induct_scheme proof:" induct_scheme_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2191
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2192
    fun induct_prf () =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2193
      let val (assm, concl) = induct_prop in
20248
7916ce5bb069 Goal.prove: more tactic arguments;
wenzelm
parents: 20071
diff changeset
  2194
        prove_standard [assm] concl (fn {prems, ...} =>
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2195
          try_param_tac rN induct_scheme 1
27104
791607529f6d rep_datatype command now takes list of constructors as input arguments
haftmann
parents: 26957
diff changeset
  2196
          THEN try_param_tac "more" @{thm unit.induct} 1
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2197
          THEN resolve_tac prems 1)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2198
      end;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2199
    val induct = timeit_msg "record induct proof:" induct_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2200
33691
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  2201
    fun cases_scheme_prf () =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2202
      let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2203
        val _ $ (Pvar $ _) = concl_of induct_scheme;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2204
        val ind =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2205
          cterm_instantiate
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2206
            [(cterm_of defs_thy Pvar, cterm_of defs_thy
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2207
              (lambda w (HOLogic.imp $ HOLogic.mk_eq (r0, w) $ C)))]
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2208
            induct_scheme;
35625
9c818cab0dd0 modernized structure Object_Logic;
wenzelm
parents: 35615
diff changeset
  2209
        in Object_Logic.rulify (mp OF [ind, refl]) end;
33691
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  2210
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  2211
    val cases_scheme_prf = future_forward_prf cases_scheme_prf cases_scheme_prop;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2212
    val cases_scheme = timeit_msg "record cases_scheme proof:" cases_scheme_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2213
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2214
    fun cases_prf () =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2215
      prove_standard [] cases_prop
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2216
        (fn _ =>
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2217
          try_param_tac rN cases_scheme 1 THEN
37136
e0c9d3e49e15 dropped legacy theorem bindings
haftmann
parents: 36960
diff changeset
  2218
          simp_all_tac HOL_basic_ss [@{thm unit_all_eq1}]);
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2219
    val cases = timeit_msg "record cases proof:" cases_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2220
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2221
    fun surjective_prf () =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2222
      let
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2223
        val leaf_ss = get_sel_upd_defs defs_thy addsimps (sel_defs @ (o_assoc :: id_o_apps));
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2224
        val init_ss = HOL_basic_ss addsimps ext_defs;
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2225
      in
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2226
        prove_standard [] surjective_prop
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  2227
          (fn _ =>
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2228
            EVERY
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2229
             [rtac surject_assist_idE 1,
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2230
              simp_tac init_ss 1,
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  2231
              REPEAT
34151
8d57ce46b3f7 prefer prefix "iso" over potentially misleading "is"; tuned
haftmann
parents: 33957
diff changeset
  2232
                (Iso_Tuple_Support.iso_tuple_intros_tac 1 ORELSE
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  2233
                  (rtac surject_assistI 1 THEN simp_tac leaf_ss 1))])
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2234
      end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2235
    val surjective = timeit_msg "record surjective proof:" surjective_prf;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2236
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2237
    fun split_meta_prf () =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2238
      prove false [] split_meta_prop
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  2239
        (fn _ =>
32975
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  2240
          EVERY1
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  2241
           [rtac equal_intr_rule, Goal.norm_hhf_tac,
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  2242
            etac meta_allE, atac,
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  2243
            rtac (prop_subst OF [surjective]),
84d105ad5adb simplified tactics;
wenzelm
parents: 32974
diff changeset
  2244
            REPEAT o etac meta_allE, atac]);
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2245
    val split_meta = timeit_msg "record split_meta proof:" split_meta_prf;
35021
c839a4c670c6 renamed old-style Drule.standard to Drule.export_without_context, to emphasize that this is in no way a standard operation;
wenzelm
parents: 34151
diff changeset
  2246
    fun split_meta_standardise () = Drule.export_without_context split_meta;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2247
    val split_meta_standard =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2248
      timeit_msg "record split_meta standard:" split_meta_standardise;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2249
33691
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  2250
    fun split_object_prf () =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2251
      let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2252
        val cPI= cterm_of defs_thy (lambda r0 (Trueprop (P $ r0)));
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2253
        val _ $ Abs (_, _, P $ _) = fst (Logic.dest_equals (concl_of split_meta_standard));
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  2254
        val cP = cterm_of defs_thy P;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2255
        val split_meta' = cterm_instantiate [(cP, cPI)] split_meta_standard;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2256
        val (l, r) = HOLogic.dest_eq (HOLogic.dest_Trueprop split_object_prop);
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  2257
        val cl = cterm_of defs_thy (HOLogic.mk_Trueprop l);
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  2258
        val cr = cterm_of defs_thy (HOLogic.mk_Trueprop r);
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2259
        val thl =
36945
9bec62c10714 less pervasive names from structure Thm;
wenzelm
parents: 36610
diff changeset
  2260
          Thm.assume cl                   (*All r. P r*) (* 1 *)
9bec62c10714 less pervasive names from structure Thm;
wenzelm
parents: 36610
diff changeset
  2261
          |> obj_to_meta_all              (*!!r. P r*)
9bec62c10714 less pervasive names from structure Thm;
wenzelm
parents: 36610
diff changeset
  2262
          |> Thm.equal_elim split_meta'   (*!!n m more. P (ext n m more)*)
9bec62c10714 less pervasive names from structure Thm;
wenzelm
parents: 36610
diff changeset
  2263
          |> meta_to_obj_all              (*All n m more. P (ext n m more)*) (* 2*)
9bec62c10714 less pervasive names from structure Thm;
wenzelm
parents: 36610
diff changeset
  2264
          |> Thm.implies_intr cl          (* 1 ==> 2 *)
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2265
        val thr =
36945
9bec62c10714 less pervasive names from structure Thm;
wenzelm
parents: 36610
diff changeset
  2266
          Thm.assume cr                                 (*All n m more. P (ext n m more)*)
9bec62c10714 less pervasive names from structure Thm;
wenzelm
parents: 36610
diff changeset
  2267
          |> obj_to_meta_all                            (*!!n m more. P (ext n m more)*)
9bec62c10714 less pervasive names from structure Thm;
wenzelm
parents: 36610
diff changeset
  2268
          |> Thm.equal_elim (Thm.symmetric split_meta') (*!!r. P r*)
9bec62c10714 less pervasive names from structure Thm;
wenzelm
parents: 36610
diff changeset
  2269
          |> meta_to_obj_all                            (*All r. P r*)
9bec62c10714 less pervasive names from structure Thm;
wenzelm
parents: 36610
diff changeset
  2270
          |> Thm.implies_intr cr                        (* 2 ==> 1 *)
33691
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  2271
     in thr COMP (thl COMP iffI) end;
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  2272
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  2273
3db22a5707f3 clarified quick-and-dirty usage in record package;
schirmer <schirmer@in.tum.de>
parents: 33612
diff changeset
  2274
    val split_object_prf = future_forward_prf split_object_prf split_object_prop;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2275
    val split_object = timeit_msg "record split_object proof:" split_object_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2276
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2277
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2278
    fun split_ex_prf () =
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2279
      let
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2280
        val ss = HOL_basic_ss addsimps [not_ex RS sym, Not_eq_iff];
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2281
        val P_nm = fst (dest_Free P);
32752
f65d74a264dd Initial response to feedback from Norbert, Makarius on record patch
tsewell@rubicon.NSW.bigpond.net.au
parents: 32749
diff changeset
  2282
        val not_P = cterm_of defs_thy (lambda r0 (HOLogic.mk_not (P $ r0)));
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2283
        val so' = named_cterm_instantiate ([(P_nm, not_P)]) split_object;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2284
        val so'' = simplify ss so';
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2285
      in
32799
7478ea535416 eliminated dead code, redundant bindings and parameters;
wenzelm
parents: 32770
diff changeset
  2286
        prove_standard [] split_ex_prop (fn _ => resolve_tac [so''] 1)
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2287
      end;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2288
    val split_ex = timeit_msg "record split_ex proof:" split_ex_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2289
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2290
    fun equality_tac thms =
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2291
      let
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2292
        val s' :: s :: eqs = rev thms;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2293
        val ss' = ss addsimps (s' :: s :: sel_convs_standard);
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2294
        val eqs' = map (simplify ss') eqs;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2295
      in simp_tac (HOL_basic_ss addsimps (s' :: s :: eqs')) 1 end;
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2296
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2297
    fun equality_prf () =
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2298
      prove_standard [] equality_prop (fn {context, ...} =>
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2299
        fn st =>
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2300
          let val [s, s'] = map #1 (rev (Tactic.innermost_params 1 st)) in
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2301
            st |> (res_inst_tac context [((rN, 0), s)] cases_scheme 1 THEN
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2302
              res_inst_tac context [((rN, 0), s')] cases_scheme 1 THEN
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2303
              Subgoal.FOCUS (fn {prems, ...} => equality_tac prems) context 1)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2304
             (*simp_all_tac ss (sel_convs) would also work but is less efficient*)
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2305
          end);
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2306
    val equality = timeit_msg "record equality proof:" equality_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2307
32335
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
  2308
    val ((([sel_convs', upd_convs', sel_defs', upd_defs',
32744
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
  2309
            fold_congs', unfold_congs',
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2310
          splits' as [split_meta', split_object', split_ex'], derived_defs'],
32335
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
  2311
          [surjective', equality']),
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
  2312
          [induct_scheme', induct', cases_scheme', cases']), thms_thy) =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2313
      defs_thy
29579
cb520b766e00 binding replaces bstring
haftmann
parents: 29270
diff changeset
  2314
      |> (PureThy.add_thmss o map (Thm.no_attributes o apfst Binding.name))
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2315
         [("select_convs", sel_convs_standard),
32744
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
  2316
          ("update_convs", upd_convs_standard),
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2317
          ("select_defs", sel_defs),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2318
          ("update_defs", upd_defs),
32744
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
  2319
          ("fold_congs", fold_congs),
50406c4951d9 Record patch imported and working.
Thomas Sewell <tsewell@nicta.com.au>
parents: 32743
diff changeset
  2320
          ("unfold_congs", unfold_congs),
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2321
          ("splits", [split_meta_standard, split_object, split_ex]),
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2322
          ("defs", derived_defs)]
29579
cb520b766e00 binding replaces bstring
haftmann
parents: 29270
diff changeset
  2323
      ||>> (PureThy.add_thms o map (Thm.no_attributes o apfst Binding.name))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2324
          [("surjective", surjective),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2325
           ("equality", equality)]
29579
cb520b766e00 binding replaces bstring
haftmann
parents: 29270
diff changeset
  2326
      ||>> (PureThy.add_thms o (map o apfst o apfst) Binding.name)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2327
        [(("induct_scheme", induct_scheme), induct_type_global (suffix schemeN name)),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2328
         (("induct", induct), induct_type_global name),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2329
         (("cases_scheme", cases_scheme), cases_type_global (suffix schemeN name)),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2330
         (("cases", cases), cases_type_global name)];
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2331
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2332
    val sel_upd_simps = sel_convs' @ upd_convs';
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2333
    val sel_upd_defs = sel_defs' @ upd_defs';
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2334
    val iffs = [ext_inject]
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  2335
    val depth = parent_len + 1;
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2336
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2337
    val ([simps', iffs'], thms_thy') =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2338
      thms_thy
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2339
      |> PureThy.add_thmss
33053
dabf9d1bb552 removed "nitpick_const_simp" attribute from Record's "simps";
blanchet
parents: 32952
diff changeset
  2340
          [((Binding.name "simps", sel_upd_simps), [Simplifier.simp_add]),
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2341
           ((Binding.name "iffs", iffs), [iff_add])];
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2342
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2343
    val info =
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2344
      make_record_info alphas parent fields extension
35138
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2345
        ext_induct ext_inject ext_surjective ext_split ext_def
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2346
        sel_convs' upd_convs' sel_defs' upd_defs' fold_congs' unfold_congs' splits' derived_defs'
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2347
        surjective' equality' induct_scheme' induct' cases_scheme' cases' simps' iffs';
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2348
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2349
    val final_thy =
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2350
      thms_thy'
ad213c602ec1 refined and exported record_info;
wenzelm
parents: 35137
diff changeset
  2351
      |> put_record name info
32764
690f9cccf232 replaced meta_iffD2 by existing Drule.equal_elim_rule2;
wenzelm
parents: 32763
diff changeset
  2352
      |> put_sel_upd names full_moreN depth sel_upd_simps sel_upd_defs (fold_congs', unfold_congs')
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2353
      |> add_record_equalities extension_id equality'
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  2354
      |> add_extinjects ext_inject
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  2355
      |> add_extsplit extension_name ext_split
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2356
      |> add_record_splits extension_id (split_meta', split_object', split_ex', induct_scheme')
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2357
      |> add_extfields extension_name (fields @ [(full_moreN, moreT)])
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2358
      |> add_fieldext (extension_name, snd extension) (names @ [full_moreN])
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2359
      |> Sign.restore_naming thy;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2360
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2361
  in final_thy end;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2362
27278
129574589734 export read_typ/cert_typ -- version with regular context operations;
wenzelm
parents: 27239
diff changeset
  2363
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2364
(* add_record *)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2365
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2366
local
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2367
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2368
fun read_parent NONE ctxt = (NONE, ctxt)
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2369
  | read_parent (SOME raw_T) ctxt =
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2370
      (case ProofContext.read_typ_abbrev ctxt raw_T of
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2371
        Type (name, Ts) => (SOME (Ts, name), fold Variable.declare_typ Ts ctxt)
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2372
      | T => error ("Bad parent record specification: " ^ Syntax.string_of_typ ctxt T));
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2373
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2374
fun prep_field prep (x, T, mx) = (x, prep T, mx)
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2375
  handle ERROR msg =>
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2376
    cat_error msg ("The error(s) above occurred in record field " ^ quote (Binding.str_of x));
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2377
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2378
fun read_field raw_field ctxt =
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2379
  let val field as (_, T, _) = prep_field (Syntax.read_typ ctxt) raw_field
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2380
  in (field, Variable.declare_typ T ctxt) end;
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2381
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2382
in
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2383
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2384
fun add_record quiet_mode (params, binding) raw_parent raw_fields thy =
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2385
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2386
    val _ = Theory.requires thy "Record" "record definitions";
35136
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  2387
    val _ =
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  2388
      if quiet_mode then ()
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2389
      else writeln ("Defining record " ^ quote (Binding.str_of binding) ^ " ...");
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2390
36610
bafd82950e24 renamed ProofContext.init to ProofContext.init_global to emphasize that this is not the real thing;
wenzelm
parents: 36173
diff changeset
  2391
    val ctxt = ProofContext.init_global thy;
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2392
    fun cert_typ T = Type.no_tvars (ProofContext.cert_typ ctxt T)
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2393
      handle TYPE (msg, _, _) => error msg;
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2394
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2395
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2396
    (* specification *)
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2397
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2398
    val parent = Option.map (apfst (map cert_typ)) raw_parent
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2399
      handle ERROR msg =>
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2400
        cat_error msg ("The error(s) above occurred in parent record specification");
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2401
    val parent_args = (case parent of SOME (Ts, _) => Ts | NONE => []);
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
  2402
    val parents = add_parents thy parent [];
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2403
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2404
    val bfields = map (prep_field cert_typ) raw_fields;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2405
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2406
    (* errors *)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2407
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2408
    val name = Sign.full_name thy binding;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2409
    val err_dup_record =
4890
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2410
      if is_none (get_record thy name) then []
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2411
      else ["Duplicate definition of record " ^ quote name];
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2412
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2413
    val spec_frees = fold Term.add_tfreesT (parent_args @ map #2 bfields) [];
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2414
    val err_extra_frees =
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2415
      (case subtract (op =) params spec_frees of
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2416
        [] => []
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2417
      | extras => ["Extra free type variable(s) " ^
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2418
          commas (map (Syntax.string_of_typ ctxt o TFree) extras)]);
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2419
4890
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2420
    val err_no_fields = if null bfields then ["No fields present"] else [];
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2421
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2422
    val err_dup_fields =
35136
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  2423
      (case duplicates Binding.eq_name (map #1 bfields) of
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2424
        [] => []
35136
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  2425
      | dups => ["Duplicate field(s) " ^ commas_quote (map Binding.str_of dups)]);
4890
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2426
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2427
    val err_bad_fields =
35136
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  2428
      if forall (not_equal moreN o Binding.name_of o #1) bfields then []
4890
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2429
      else ["Illegal field name " ^ quote moreN];
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2430
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2431
    val errs =
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2432
      err_dup_record @ err_extra_frees @ err_no_fields @ err_dup_fields @ err_bad_fields;
32761
54fee94b2b29 tuned whitespace -- recover basic Isabelle conventions;
wenzelm
parents: 32760
diff changeset
  2433
    val _ = if null errs then () else error (cat_lines errs);
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2434
  in
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2435
    thy |> record_definition (params, binding) parent parents bfields
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2436
  end
35239
0dfec017bc83 authentic term syntax;
wenzelm
parents: 35232
diff changeset
  2437
  handle ERROR msg => cat_error msg ("Failed to define record " ^ quote (Binding.str_of binding));
35136
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  2438
36153
1ac501e16a6a replaced slightly odd Typedecl.predeclare_constraints by plain declaration of type arguments -- also avoid "recursive" declaration of type constructor, which can cause problems with sequential definitions B.foo = A.foo;
wenzelm
parents: 36151
diff changeset
  2439
fun add_record_cmd quiet_mode (raw_params, binding) raw_parent raw_fields thy =
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2440
  let
36610
bafd82950e24 renamed ProofContext.init to ProofContext.init_global to emphasize that this is not the real thing;
wenzelm
parents: 36173
diff changeset
  2441
    val ctxt = ProofContext.init_global thy;
36153
1ac501e16a6a replaced slightly odd Typedecl.predeclare_constraints by plain declaration of type arguments -- also avoid "recursive" declaration of type constructor, which can cause problems with sequential definitions B.foo = A.foo;
wenzelm
parents: 36151
diff changeset
  2442
    val params = map (apsnd (Typedecl.read_constraint ctxt)) raw_params;
1ac501e16a6a replaced slightly odd Typedecl.predeclare_constraints by plain declaration of type arguments -- also avoid "recursive" declaration of type constructor, which can cause problems with sequential definitions B.foo = A.foo;
wenzelm
parents: 36151
diff changeset
  2443
    val ctxt1 = fold (Variable.declare_typ o TFree) params ctxt;
1ac501e16a6a replaced slightly odd Typedecl.predeclare_constraints by plain declaration of type arguments -- also avoid "recursive" declaration of type constructor, which can cause problems with sequential definitions B.foo = A.foo;
wenzelm
parents: 36151
diff changeset
  2444
    val (parent, ctxt2) = read_parent raw_parent ctxt1;
1ac501e16a6a replaced slightly odd Typedecl.predeclare_constraints by plain declaration of type arguments -- also avoid "recursive" declaration of type constructor, which can cause problems with sequential definitions B.foo = A.foo;
wenzelm
parents: 36151
diff changeset
  2445
    val (fields, ctxt3) = fold_map read_field raw_fields ctxt2;
1ac501e16a6a replaced slightly odd Typedecl.predeclare_constraints by plain declaration of type arguments -- also avoid "recursive" declaration of type constructor, which can cause problems with sequential definitions B.foo = A.foo;
wenzelm
parents: 36151
diff changeset
  2446
    val params' = map (ProofContext.check_tfree ctxt3) params;
36151
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2447
  in thy |> add_record quiet_mode (params', binding) parent fields end;
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2448
b89a2a05a3ce modernized treatment of sort constraints in specification;
wenzelm
parents: 36137
diff changeset
  2449
end;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2450
32335
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
  2451
6358
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  2452
(* setup theory *)
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2453
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2454
val setup =
24712
64ed05609568 proper Sign operations instead of Theory aliases;
wenzelm
parents: 24624
diff changeset
  2455
  Sign.add_trfuns ([], parse_translation, [], []) #>
35146
f7bf73b0d7e5 simplified/clarified record translations;
wenzelm
parents: 35145
diff changeset
  2456
  Sign.add_advanced_trfuns ([], advanced_parse_translation, [], []) #>
26496
49ae9456eba9 purely functional setup of claset/simpset/clasimpset;
wenzelm
parents: 26477
diff changeset
  2457
  Simplifier.map_simpset (fn ss =>
49ae9456eba9 purely functional setup of claset/simpset/clasimpset;
wenzelm
parents: 26477
diff changeset
  2458
    ss addsimprocs [record_simproc, record_upd_simproc, record_eq_simproc]);
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2459
32335
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
  2460
6358
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  2461
(* outer syntax *)
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  2462
24867
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24830
diff changeset
  2463
val _ =
36960
01594f816e3a prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents: 36945
diff changeset
  2464
  Outer_Syntax.command "record" "define extensible record" Keyword.thy_decl
01594f816e3a prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents: 36945
diff changeset
  2465
    (Parse.type_args_constrained -- Parse.binding --
01594f816e3a prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents: 36945
diff changeset
  2466
      (Parse.$$$ "=" |-- Scan.option (Parse.typ --| Parse.$$$ "+") --
01594f816e3a prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents: 36945
diff changeset
  2467
        Scan.repeat1 Parse.const_binding)
35136
34206672b168 modernized signature -- proper binding;
wenzelm
parents: 35135
diff changeset
  2468
    >> (fn (x, (y, z)) => Toplevel.theory (add_record_cmd false x y z)));
6358
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  2469
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2470
end;
5698
2b5d9bdec5af field types: datatype;
wenzelm
parents: 5290
diff changeset
  2471
32335
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
  2472
structure Basic_Record: BASIC_RECORD = Record;
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
  2473
open Basic_Record;