src/HOL/Tools/record.ML
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Thu, 27 Aug 2009 00:40:53 +1000
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(*  Title:      HOL/Tools/record.ML
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    Author:     Wolfgang Naraschewski, Norbert Schirmer and Markus Wenzel, TU Muenchen
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Extensible records with structural subtyping in HOL.
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*)
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signature BASIC_RECORD =
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sig
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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 ref
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  val print_record_type_as_fields: bool 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 ref
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  val record_quick_and_dirty_sensitive: bool ref
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  val updateN: string
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  val updN: 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 ext_dest: 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 list * string -> string option -> (string * string * mixfix) list
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    -> theory -> theory
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  val add_record_i: bool -> string list * string -> (typ list * string) option
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    -> (string * typ * mixfix) list -> theory -> theory
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  val setup: theory -> theory
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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 Pair_eq = thm "Product_Type.prod.inject";
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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 Pair_sel_convs = [fst_conv,snd_conv];
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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 transitive_thm = thm "transitive";
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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 refl_conj_eq = thm "refl_conj_eq";
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val meta_all_sameI = thm "meta_all_sameI";
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val meta_iffD2 = thm "meta_iffD2";
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val surject_assistI = @{thm "istuple_surjective_proof_assistI"};
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val surject_assist_idE = @{thm "istuple_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 "istuple_update_accessor_eq_assist_idI"};
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val updacc_eq_triv = @{thm "istuple_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 "istuple_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 casesN = "_cases";
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val ext_dest = "_sel";
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val updateN = "_update";
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val updN = "_upd";
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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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(*see typedef.ML*)
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val RepN = "Rep_";
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val AbsN = "Abs_";
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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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fun domain_type' T =
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    domain_type T handle Match => T;
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fun range_type' T =
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    range_type T handle Match => T;
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(* messages *)
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fun trace_thm str thm =
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    tracing (str ^ (Pretty.string_of (Display.pretty_thm_without_context thm)));
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fun trace_thms str thms =
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    (tracing str; map (trace_thm "") thms);
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fun trace_term str t =
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    tracing (str ^ Syntax.string_of_term_global Pure.thy t);
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(* timing *)
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val timing = 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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fun prune n xs = Library.drop (n, xs);
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fun prefix_base s = Long_Name.map_base_name (fn bname => s ^ bname);
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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 9 $$;
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infix 0 :== ===;
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infixr 0 ==>;
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val (op $$) = Term.list_comb;
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val (op :==) = PrimitiveDefs.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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(* morphisms *)
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fun mk_RepN name = suffix ext_typeN (prefix_base RepN name);
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fun mk_AbsN name = suffix ext_typeN (prefix_base AbsN name);
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fun mk_Rep name repT absT  =
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  Const (suffix ext_typeN (prefix_base RepN name),absT --> repT);
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fun mk_Abs name repT absT =
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  Const (mk_AbsN name,repT --> absT);
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(* constructor *)
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fun mk_extC (name,T) Ts  = (suffix extN name, Ts ---> T);
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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 (mk_extC (name,T) Ts),ts) end;
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(* cases *)
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fun mk_casesC (name,T,vT) Ts = (suffix casesN name, (Ts ---> vT) --> T --> vT)
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fun mk_cases (name,T,vT) f =
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  let val Ts = binder_types (fastype_of f)
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  in Const (mk_casesC (name,T,vT) Ts) $ f 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 (T::_))) =
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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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fun is_recT T =
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  (case try dest_recT T of NONE => false | SOME _ => true);
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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
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  in (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 val rTs = dest_recTs T
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      val rTs' = if i < 0 then rTs else Library.take (i,rTs)
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  in Library.foldl (fn (s,(c,T)) => s ^ c) ("",rTs') end;
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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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  induct: thm,
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  extdef: thm
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 };
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fun make_record_info args parent fields extension induct extdef =
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 {args = args, parent = parent, fields = fields, extension = extension,
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  induct = induct, extdef = extdef}: record_info;
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type parent_info =
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 {name: string,
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  fields: (string * typ) list,
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  extension: (string * typ list),
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  induct: thm,
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  extdef: thm
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};
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fun make_parent_info name fields extension induct extdef =
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 {name = name, fields = fields, extension = extension,
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  induct = induct, extdef = extdef}: parent_info;
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(* theory data *)
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type record_data =
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 {records: record_info Symtab.table,
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  sel_upd:
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   {selectors: unit Symtab.table,
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    updates: string Symtab.table,
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    simpset: Simplifier.simpset},
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  equalities: thm Symtab.table,
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  extinjects: thm list,
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  extsplit: thm Symtab.table, (* maps extension name to split rule *)
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  splits: (thm*thm*thm*thm) Symtab.table,    (* !!,!,EX - split-equalities,induct rule *)
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  extfields: (string*typ) list Symtab.table, (* maps extension to its fields *)
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  fieldext: (string*typ list) Symtab.table   (* maps field to its extension *)
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};
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fun make_record_data
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      records sel_upd equalities extinjects extsplit splits extfields fieldext =
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 {records = records, sel_upd = sel_upd,
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  equalities = equalities, extinjects=extinjects, extsplit = extsplit, splits = splits,
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  extfields = extfields, fieldext = fieldext }: record_data;
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structure RecordsData = TheoryDataFun
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(
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  type T = record_data;
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  val empty =
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    make_record_data Symtab.empty
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      {selectors = Symtab.empty, updates = Symtab.empty,
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          simpset = HOL_basic_ss, defset = HOL_basic_ss,
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          foldcong = HOL_basic_ss, unfoldcong = HOL_basic_ss}
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       Symtab.empty [] Symtab.empty Symtab.empty Symtab.empty Symtab.empty;
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  val copy = I;
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  val extend = I;
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  fun merge _
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   ({records = recs1,
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     sel_upd = {selectors = sels1, updates = upds1,
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                simpset = ss1, defset = ds1,
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                foldcong = fc1, unfoldcong = uc1},
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     equalities = equalities1,
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     extinjects = extinjects1,
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     extsplit = extsplit1,
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     splits = splits1,
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     extfields = extfields1,
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     fieldext = fieldext1},
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    {records = recs2,
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     sel_upd = {selectors = sels2, updates = upds2,
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                simpset = ss2, defset = ds2,
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                foldcong = fc2, unfoldcong = uc2},
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     equalities = equalities2,
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     extinjects = extinjects2,
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     extsplit = extsplit2,
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     splits = splits2,
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     extfields = extfields2,
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     fieldext = fieldext2}) =
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    make_record_data
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      (Symtab.merge (K true) (recs1, recs2))
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      {selectors = Symtab.merge (K true) (sels1, sels2),
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        updates = Symtab.merge (K true) (upds1, upds2),
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        simpset = Simplifier.merge_ss (ss1, ss2),
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        defset = Simplifier.merge_ss (ds1, ds2),
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        foldcong = Simplifier.merge_ss (fc1, fc2),
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        unfoldcong = Simplifier.merge_ss (uc1, uc2)}
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      (Symtab.merge Thm.eq_thm_prop (equalities1, equalities2))
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      (Library.merge Thm.eq_thm_prop (extinjects1, extinjects2))
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      (Symtab.merge Thm.eq_thm_prop (extsplit1,extsplit2))
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      (Symtab.merge (fn ((a,b,c,d),(w,x,y,z))
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                     => Thm.eq_thm (a,w) andalso Thm.eq_thm (b,x) andalso
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                        Thm.eq_thm (c,y) andalso Thm.eq_thm (d,z))
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                    (splits1, splits2))
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      (Symtab.merge (K true) (extfields1,extfields2))
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      (Symtab.merge (K true) (fieldext1,fieldext2));
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   356
);
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   358
fun print_records thy =
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  let
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   360
    val {records = recs, ...} = RecordsData.get thy;
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    val prt_typ = Syntax.pretty_typ_global thy;
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   363
    fun pretty_parent NONE = []
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   364
      | pretty_parent (SOME (Ts, name)) =
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   365
          [Pretty.block [prt_typ (Type (name, Ts)), Pretty.str " +"]];
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   367
    fun pretty_field (c, T) = Pretty.block
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   368
      [Pretty.str (Sign.extern_const thy c), Pretty.str " ::",
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   369
        Pretty.brk 1, Pretty.quote (prt_typ T)];
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   371
    fun pretty_record (name, {args, parent, fields, ...}: record_info) =
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   372
      Pretty.block (Pretty.fbreaks (Pretty.block
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   373
        [prt_typ (Type (name, map TFree args)), Pretty.str " = "] ::
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   374
        pretty_parent parent @ map pretty_field fields));
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   375
  in map pretty_record (Symtab.dest recs) |> Pretty.chunks |> Pretty.writeln end;
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   377
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   378
(* access 'records' *)
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   379
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   380
val get_record = Symtab.lookup o #records o RecordsData.get;
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   381
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   382
fun put_record name info thy =
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   383
  let
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   384
    val {records, sel_upd, equalities, extinjects,extsplit,splits,extfields,fieldext} =
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   385
          RecordsData.get thy;
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diff changeset
   386
    val data = make_record_data (Symtab.update (name, info) records)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
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diff changeset
   387
      sel_upd equalities extinjects extsplit splits extfields fieldext;
7178
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diff changeset
   388
  in RecordsData.put data thy end;
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   389
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diff changeset
   390
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diff changeset
   391
(* access 'sel_upd' *)
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diff changeset
   392
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
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diff changeset
   393
val get_sel_upd = #sel_upd o RecordsData.get;
7178
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diff changeset
   394
17510
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diff changeset
   395
val is_selector = Symtab.defined o #selectors o get_sel_upd;
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
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diff changeset
   396
val get_updates = Symtab.lookup o #updates o get_sel_upd;
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   397
fun get_ss_with_context getss thy =
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diff changeset
   398
    Simplifier.theory_context thy (getss (get_sel_upd thy));
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diff changeset
   399
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diff changeset
   400
val get_simpset = get_ss_with_context (#simpset);
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diff changeset
   401
val get_sel_upd_defs = get_ss_with_context (#defset);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
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diff changeset
   402
val get_foldcong_ss = get_ss_with_context (#foldcong);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
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parents: 32335
diff changeset
   403
val get_unfoldcong_ss = get_ss_with_context (#unfoldcong);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
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diff changeset
   404
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
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diff changeset
   405
fun get_update_details u thy = let
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
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parents: 32335
diff changeset
   406
    val sel_upd = get_sel_upd thy;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
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parents: 32335
diff changeset
   407
  in case (Symtab.lookup (#updates sel_upd) u) of
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
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diff changeset
   408
    SOME s => let
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
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diff changeset
   409
        val SOME (dep, ismore) = Symtab.lookup (#selectors sel_upd) s;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
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parents: 32335
diff changeset
   410
      in SOME (s, dep, ismore) end
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
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diff changeset
   411
  | NONE => NONE end;
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
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parents: 6851
diff changeset
   412
29004
a5a91f387791 removed Table.extend, NameSpace.extend_table
haftmann
parents: 28965
diff changeset
   413
fun put_sel_upd names simps = RecordsData.map (fn {records,
a5a91f387791 removed Table.extend, NameSpace.extend_table
haftmann
parents: 28965
diff changeset
   414
  sel_upd = {selectors, updates, simpset},
a5a91f387791 removed Table.extend, NameSpace.extend_table
haftmann
parents: 28965
diff changeset
   415
    equalities, extinjects, extsplit, splits, extfields, fieldext} =>
a5a91f387791 removed Table.extend, NameSpace.extend_table
haftmann
parents: 28965
diff changeset
   416
  make_record_data records
a5a91f387791 removed Table.extend, NameSpace.extend_table
haftmann
parents: 28965
diff changeset
   417
    {selectors = fold (fn name => Symtab.update (name, ())) names selectors,
a5a91f387791 removed Table.extend, NameSpace.extend_table
haftmann
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diff changeset
   418
      updates = fold (fn name => Symtab.update ((suffix updateN) name, name)) names updates,
a5a91f387791 removed Table.extend, NameSpace.extend_table
haftmann
parents: 28965
diff changeset
   419
      simpset = Simplifier.addsimps (simpset, simps)}
a5a91f387791 removed Table.extend, NameSpace.extend_table
haftmann
parents: 28965
diff changeset
   420
      equalities extinjects extsplit splits extfields fieldext);
7178
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parents: 6851
diff changeset
   421
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   422
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   423
(* access 'equalities' *)
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   424
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   425
fun add_record_equalities name thm thy =
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   426
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   427
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields,fieldext} =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   428
          RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   429
    val data = make_record_data records sel_upd
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   430
           (Symtab.update_new (name, thm) equalities) extinjects extsplit
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   431
           splits extfields fieldext;
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   432
  in RecordsData.put data thy end;
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   433
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   434
val get_equalities =Symtab.lookup o #equalities o RecordsData.get;
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   435
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   436
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   437
(* access 'extinjects' *)
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   438
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   439
fun add_extinjects thm thy =
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   440
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   441
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields,fieldext} =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   442
          RecordsData.get thy;
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   443
    val data =
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   444
      make_record_data records sel_upd equalities (insert Thm.eq_thm_prop thm extinjects) extsplit
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   445
        splits extfields fieldext;
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   446
  in RecordsData.put data thy end;
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   447
22634
399e4b4835da canonical merge operations
haftmann
parents: 22596
diff changeset
   448
val get_extinjects = rev o #extinjects o RecordsData.get;
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   449
22846
fb79144af9a3 simplified DataFun interfaces;
wenzelm
parents: 22747
diff changeset
   450
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   451
(* access 'extsplit' *)
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   452
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   453
fun add_extsplit name thm thy =
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   454
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   455
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields,fieldext} =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   456
          RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   457
    val data = make_record_data records sel_upd
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   458
      equalities extinjects (Symtab.update_new (name, thm) extsplit) splits
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   459
      extfields fieldext;
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   460
  in RecordsData.put data thy end;
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   461
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   462
val get_extsplit = Symtab.lookup o #extsplit o RecordsData.get;
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   463
26088
9b48d0264ffd added get_parent (for AWE);
wenzelm
parents: 26065
diff changeset
   464
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   465
(* access 'splits' *)
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   466
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   467
fun add_record_splits name thmP thy =
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   468
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   469
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields,fieldext} =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   470
          RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   471
    val data = make_record_data records sel_upd
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   472
      equalities extinjects extsplit (Symtab.update_new (name, thmP) splits)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   473
      extfields fieldext;
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   474
  in RecordsData.put data thy end;
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   475
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   476
val get_splits = Symtab.lookup o #splits o RecordsData.get;
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   477
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   478
26088
9b48d0264ffd added get_parent (for AWE);
wenzelm
parents: 26065
diff changeset
   479
(* parent/extension of named record *)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   480
26088
9b48d0264ffd added get_parent (for AWE);
wenzelm
parents: 26065
diff changeset
   481
val get_parent = (Option.join o Option.map #parent) oo (Symtab.lookup o #records o RecordsData.get);
9b48d0264ffd added get_parent (for AWE);
wenzelm
parents: 26065
diff changeset
   482
val get_extension = Option.map #extension oo (Symtab.lookup o #records o RecordsData.get);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   483
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   484
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   485
(* access 'extfields' *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   486
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   487
fun add_extfields name fields thy =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   488
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   489
    val {records, sel_upd, equalities, extinjects, extsplit,splits, extfields, fieldext} =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   490
          RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   491
    val data = make_record_data records sel_upd
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   492
         equalities extinjects extsplit splits
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   493
         (Symtab.update_new (name, fields) extfields) fieldext;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   494
  in RecordsData.put data thy end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   495
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   496
val get_extfields = Symtab.lookup o #extfields o RecordsData.get;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   497
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   498
fun get_extT_fields thy T =
15059
schirmer
parents: 15058
diff changeset
   499
  let
schirmer
parents: 15058
diff changeset
   500
    val ((name,Ts),moreT) = dest_recT T;
30364
577edc39b501 moved basic algebra of long names from structure NameSpace to Long_Name;
wenzelm
parents: 30345
diff changeset
   501
    val recname = let val (nm::recn::rst) = rev (Long_Name.explode name)
577edc39b501 moved basic algebra of long names from structure NameSpace to Long_Name;
wenzelm
parents: 30345
diff changeset
   502
                  in Long_Name.implode (rev (nm::rst)) end;
15059
schirmer
parents: 15058
diff changeset
   503
    val midx = maxidx_of_typs (moreT::Ts);
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   504
    val varifyT = varifyT midx;
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   505
    val {records,extfields,...} = RecordsData.get thy;
18931
427df66052a1 TableFun: renamed xxx_multi to xxx_list;
wenzelm
parents: 18928
diff changeset
   506
    val (flds,(more,_)) = split_last (Symtab.lookup_list extfields name);
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   507
    val args = map varifyT (snd (#extension (the (Symtab.lookup records recname))));
15058
cc8f1de3f86c added: get_extT_fields and
schirmer
parents: 15015
diff changeset
   508
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   509
    val subst = fold (Sign.typ_match thy) (but_last args ~~ but_last Ts) (Vartab.empty);
15059
schirmer
parents: 15058
diff changeset
   510
    val flds' = map (apsnd ((Envir.norm_type subst) o varifyT)) flds;
schirmer
parents: 15058
diff changeset
   511
  in (flds',(more,moreT)) end;
15058
cc8f1de3f86c added: get_extT_fields and
schirmer
parents: 15015
diff changeset
   512
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   513
fun get_recT_fields thy T =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   514
  let
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   515
    val (root_flds,(root_more,root_moreT)) = get_extT_fields thy T;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   516
    val (rest_flds,rest_more) =
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   517
           if is_recT root_moreT then get_recT_fields thy root_moreT
15059
schirmer
parents: 15058
diff changeset
   518
           else ([],(root_more,root_moreT));
schirmer
parents: 15058
diff changeset
   519
  in (root_flds@rest_flds,rest_more) end;
schirmer
parents: 15058
diff changeset
   520
15058
cc8f1de3f86c added: get_extT_fields and
schirmer
parents: 15015
diff changeset
   521
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   522
(* access 'fieldext' *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   523
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   524
fun add_fieldext extname_types fields thy =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   525
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   526
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields, fieldext} =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   527
           RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   528
    val fieldext' =
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   529
      fold (fn field => Symtab.update_new (field, extname_types)) fields fieldext;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   530
    val data=make_record_data records sel_upd equalities extinjects extsplit
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   531
              splits extfields fieldext';
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   532
  in RecordsData.put data thy end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   533
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   534
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   535
val get_fieldext = Symtab.lookup o #fieldext o RecordsData.get;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   536
21962
279b129498b6 removed conditional combinator;
wenzelm
parents: 21858
diff changeset
   537
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   538
(* parent records *)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   539
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   540
fun add_parents thy NONE parents = parents
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   541
  | add_parents thy (SOME (types, name)) parents =
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   542
      let
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   543
        fun err msg = error (msg ^ " parent record " ^ quote name);
12255
wenzelm
parents: 12247
diff changeset
   544
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   545
        val {args, parent, fields, extension, induct, extdef} =
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   546
          (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
   547
        val _ = if length types <> length args then err "Bad number of arguments for" else ();
12255
wenzelm
parents: 12247
diff changeset
   548
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   549
        fun bad_inst ((x, S), T) =
22578
b0eb5652f210 removed obsolete sign_of/sign_of_thm;
wenzelm
parents: 22219
diff changeset
   550
          if Sign.of_sort thy (T, S) then NONE else SOME x
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   551
        val bads = List.mapPartial bad_inst (args ~~ types);
21962
279b129498b6 removed conditional combinator;
wenzelm
parents: 21858
diff changeset
   552
        val _ = null bads orelse err ("Ill-sorted instantiation of " ^ commas bads ^ " in");
12255
wenzelm
parents: 12247
diff changeset
   553
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   554
        val inst = map fst args ~~ types;
17377
afaa031ed4da introduced AList.lookup
haftmann
parents: 17337
diff changeset
   555
        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
   556
        val parent' = Option.map (apfst (map subst)) parent;
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   557
        val fields' = map (apsnd subst) fields;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   558
        val extension' = apsnd (map subst) extension;
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   559
      in
12255
wenzelm
parents: 12247
diff changeset
   560
        add_parents thy parent'
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   561
          (make_parent_info name fields' extension' induct extdef :: parents)
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   562
      end;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   563
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   564
21962
279b129498b6 removed conditional combinator;
wenzelm
parents: 21858
diff changeset
   565
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   566
(** concrete syntax for records **)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   567
22693
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   568
(* decode type *)
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   569
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   570
fun decode_type thy t =
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   571
  let
23578
5ca3b23c09ed avoid polymorphic equality;
wenzelm
parents: 22846
diff changeset
   572
    fun get_sort xs n = AList.lookup (op =) xs (n: indexname) |> the_default (Sign.defaultS thy);
22693
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   573
    val map_sort = Sign.intern_sort thy;
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   574
  in
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   575
    Syntax.typ_of_term (get_sort (Syntax.term_sorts map_sort t)) map_sort t
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   576
    |> Sign.intern_tycons thy
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   577
  end;
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   578
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   579
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   580
(* parse translations *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   581
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   582
fun gen_field_tr mark sfx (t as Const (c, _) $ Const (name, _) $ arg) =
25705
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
   583
      if c = mark then Syntax.const (suffix sfx name) $ (Abs ("_",dummyT, arg))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   584
      else raise TERM ("gen_field_tr: " ^ mark, [t])
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   585
  | gen_field_tr mark _ t = raise TERM ("gen_field_tr: " ^ mark, [t]);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   586
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   587
fun gen_fields_tr sep mark sfx (tm as Const (c, _) $ t $ u) =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   588
      if c = sep then gen_field_tr mark sfx t :: gen_fields_tr sep mark sfx u
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   589
      else [gen_field_tr mark sfx tm]
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   590
  | gen_fields_tr _ mark sfx tm = [gen_field_tr mark sfx tm];
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   591
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   592
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   593
fun record_update_tr [t, u] =
21078
101aefd61aac slight cleanup
haftmann
parents: 20951
diff changeset
   594
      Library.foldr (op $) (rev (gen_fields_tr "_updates" "_update" updateN u), t)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   595
  | record_update_tr ts = raise TERM ("record_update_tr", ts);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   596
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   597
fun update_name_tr (Free (x, T) :: ts) = Free (suffix updateN x, T) $$ ts
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   598
  | update_name_tr (Const (x, T) :: ts) = Const (suffix updateN x, T) $$ ts
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   599
  | update_name_tr (((c as Const ("_constrain", _)) $ t $ ty) :: ts) =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   600
      (c $ update_name_tr [t] $ (Syntax.const "fun" $ ty $ Syntax.const "dummy")) $$ ts
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   601
  | update_name_tr ts = raise TERM ("update_name_tr", ts);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   602
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   603
fun dest_ext_field mark (t as (Const (c,_) $ Const (name,_) $ arg)) =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   604
     if c = mark then (name,arg) else raise TERM ("dest_ext_field: " ^ mark, [t])
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   605
  | dest_ext_field _ t = raise TERM ("dest_ext_field", [t])
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   606
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   607
fun dest_ext_fields sep mark (trm as (Const (c,_) $ t $ u)) =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   608
     if c = sep then dest_ext_field mark t::dest_ext_fields sep mark u
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   609
     else [dest_ext_field mark trm]
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   610
  | dest_ext_fields _ mark t = [dest_ext_field mark t]
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   611
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   612
fun gen_ext_fields_tr sep mark sfx more ctxt t =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   613
  let
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   614
    val thy = ProofContext.theory_of ctxt;
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   615
    val msg = "error in record input: ";
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   616
    val fieldargs = dest_ext_fields sep mark t;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   617
    fun splitargs (field::fields) ((name,arg)::fargs) =
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   618
          if can (unsuffix name) field
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   619
          then let val (args,rest) = splitargs fields fargs
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   620
               in (arg::args,rest) end
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   621
          else raise TERM (msg ^ "expecting field " ^ field ^ " but got " ^ name, [t])
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   622
      | splitargs [] (fargs as (_::_)) = ([],fargs)
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   623
      | splitargs (_::_) [] = raise TERM (msg ^ "expecting more fields", [t])
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   624
      | splitargs _ _ = ([],[]);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   625
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   626
    fun mk_ext (fargs as (name,arg)::_) =
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   627
         (case get_fieldext thy (Sign.intern_const thy name) of
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   628
            SOME (ext,_) => (case get_extfields thy ext of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   629
                               SOME flds
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   630
                                 => let val (args,rest) =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   631
                                               splitargs (map fst (but_last flds)) fargs;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   632
                                        val more' = mk_ext rest;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   633
                                    in list_comb (Syntax.const (suffix sfx ext),args@[more'])
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   634
                                    end
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   635
                             | NONE => raise TERM(msg ^ "no fields defined for "
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   636
                                                   ^ ext,[t]))
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   637
          | NONE => raise TERM (msg ^ name ^" is no proper field",[t]))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   638
      | mk_ext [] = more
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   639
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   640
  in mk_ext fieldargs end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   641
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   642
fun gen_ext_type_tr sep mark sfx more ctxt t =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   643
  let
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   644
    val thy = ProofContext.theory_of ctxt;
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   645
    val msg = "error in record-type input: ";
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   646
    val fieldargs = dest_ext_fields sep mark t;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   647
    fun splitargs (field::fields) ((name,arg)::fargs) =
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   648
          if can (unsuffix name) field
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   649
          then let val (args,rest) = splitargs fields fargs
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   650
               in (arg::args,rest) end
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   651
          else raise TERM (msg ^ "expecting field " ^ field ^ " but got " ^ name, [t])
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   652
      | splitargs [] (fargs as (_::_)) = ([],fargs)
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   653
      | splitargs (_::_) [] = raise TERM (msg ^ "expecting more fields", [t])
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   654
      | splitargs _ _ = ([],[]);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   655
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   656
    fun mk_ext (fargs as (name,arg)::_) =
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   657
         (case get_fieldext thy (Sign.intern_const thy name) of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   658
            SOME (ext,alphas) =>
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   659
              (case get_extfields thy ext of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   660
                 SOME flds
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   661
                  => (let
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   662
                       val flds' = but_last flds;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   663
                       val types = map snd flds';
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   664
                       val (args,rest) = splitargs (map fst flds') fargs;
22693
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   665
                       val argtypes = map (Sign.certify_typ thy o decode_type thy) args;
24867
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24830
diff changeset
   666
                       val midx =  fold (fn T => fn i => Int.max (maxidx_of_typ T, i))
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   667
                                    argtypes 0;
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   668
                       val varifyT = varifyT midx;
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   669
                       val vartypes = map varifyT types;
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   670
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   671
                       val subst = fold (Sign.typ_match thy) (vartypes ~~ argtypes)
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   672
                                            Vartab.empty;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   673
                       val alphas' = map ((Syntax.term_of_typ (! Syntax.show_sorts)) o
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   674
                                          Envir.norm_type subst o varifyT)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   675
                                         (but_last alphas);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   676
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   677
                       val more' = mk_ext rest;
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   678
                     in list_comb (Syntax.const (suffix sfx ext),alphas'@[more'])
19750
5281bd607206 tuned type print-translations
schirmer
parents: 19748
diff changeset
   679
                     end handle TYPE_MATCH => raise
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   680
                           TERM (msg ^ "type is no proper record (extension)", [t]))
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   681
               | NONE => raise TERM (msg ^ "no fields defined for " ^ ext,[t]))
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   682
          | NONE => raise TERM (msg ^ name ^" is no proper field",[t]))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   683
      | mk_ext [] = more
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   684
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   685
  in mk_ext fieldargs end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   686
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   687
fun gen_adv_record_tr sep mark sfx unit ctxt [t] =
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   688
      gen_ext_fields_tr sep mark sfx unit ctxt t
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   689
  | gen_adv_record_tr _ _ _ _ _ ts = raise TERM ("gen_record_tr", ts);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   690
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   691
fun gen_adv_record_scheme_tr sep mark sfx ctxt [t, more] =
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   692
      gen_ext_fields_tr sep mark sfx more ctxt t
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   693
  | gen_adv_record_scheme_tr _ _ _ _ ts = raise TERM ("gen_record_scheme_tr", ts);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   694
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   695
fun gen_adv_record_type_tr sep mark sfx unit ctxt [t] =
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   696
      gen_ext_type_tr sep mark sfx unit ctxt t
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   697
  | gen_adv_record_type_tr _ _ _ _ _ ts = raise TERM ("gen_record_tr", ts);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   698
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   699
fun gen_adv_record_type_scheme_tr sep mark sfx ctxt [t, more] =
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   700
      gen_ext_type_tr sep mark sfx more ctxt t
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   701
  | gen_adv_record_type_scheme_tr _ _ _ _ ts = raise TERM ("gen_record_scheme_tr", ts);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   702
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   703
val adv_record_tr = gen_adv_record_tr "_fields" "_field" extN HOLogic.unit;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   704
val adv_record_scheme_tr = gen_adv_record_scheme_tr "_fields" "_field" extN;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   705
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   706
val adv_record_type_tr =
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   707
      gen_adv_record_type_tr "_field_types" "_field_type" ext_typeN
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   708
        (Syntax.term_of_typ false (HOLogic.unitT));
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   709
val adv_record_type_scheme_tr =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   710
      gen_adv_record_type_scheme_tr "_field_types" "_field_type" ext_typeN;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   711
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
   712
24867
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24830
diff changeset
   713
val parse_translation =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   714
 [("_record_update", record_update_tr),
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   715
  ("_update_name", update_name_tr)];
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   716
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   717
24867
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24830
diff changeset
   718
val adv_parse_translation =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   719
 [("_record",adv_record_tr),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   720
  ("_record_scheme",adv_record_scheme_tr),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   721
  ("_record_type",adv_record_type_tr),
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   722
  ("_record_type_scheme",adv_record_type_scheme_tr)];
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   723
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   724
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   725
(* print translations *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   726
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   727
val print_record_type_abbr = ref true;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   728
val print_record_type_as_fields = ref true;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   729
25705
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
   730
fun gen_field_upds_tr' mark sfx (tm as Const (name_field, _) $ k $ u) =
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
   731
  let val t = (case k of (Abs (_,_,(Abs (_,_,t)$Bound 0))) 
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
   732
                  => if null (loose_bnos t) then t else raise Match
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
   733
               | Abs (x,_,t) => if null (loose_bnos t) then t else raise Match
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
   734
               | _ => raise Match)
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
   735
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
   736
      (* (case k of (Const ("K_record",_)$t) => t
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
   737
               | Abs (x,_,Const ("K_record",_)$t$Bound 0) => t
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
   738
               | _ => raise Match)*)
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
   739
  in
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   740
    (case try (unsuffix sfx) name_field of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   741
      SOME name =>
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   742
        apfst (cons (Syntax.const mark $ Syntax.free name $ t)) (gen_field_upds_tr' mark sfx u)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   743
     | NONE => ([], tm))
25705
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
   744
  end
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   745
  | gen_field_upds_tr' _ _ tm = ([], tm);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   746
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   747
fun record_update_tr' tm =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   748
  let val (ts, u) = gen_field_upds_tr' "_update" updateN tm in
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   749
    if null ts then raise Match
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   750
    else Syntax.const "_record_update" $ u $
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   751
          foldr1 (fn (v, w) => Syntax.const "_updates" $ v $ w) (rev ts)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   752
  end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   753
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   754
fun gen_field_tr' sfx tr' name =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   755
  let val name_sfx = suffix sfx name
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   756
  in (name_sfx, fn [t, u] => tr' (Syntax.const name_sfx $ t $ u) | _ => raise Match) end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   757
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   758
fun record_tr' sep mark record record_scheme unit ctxt t =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   759
  let
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   760
    val thy = ProofContext.theory_of ctxt;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   761
    fun field_lst t =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   762
      (case strip_comb t of
17600
9ae09014730c bugfix in record_tr'
schirmer
parents: 17510
diff changeset
   763
        (Const (ext,_),args as (_::_))
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   764
         => (case try (unsuffix extN) (Sign.intern_const thy ext) of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   765
               SOME ext'
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   766
               => (case get_extfields thy ext' of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   767
                     SOME flds
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   768
                     => (let
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   769
                          val (f::fs) = but_last (map fst flds);
30364
577edc39b501 moved basic algebra of long names from structure NameSpace to Long_Name;
wenzelm
parents: 30345
diff changeset
   770
                          val flds' = Sign.extern_const thy f :: map Long_Name.base_name fs;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   771
                          val (args',more) = split_last args;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   772
                         in (flds'~~args')@field_lst more end
19841
f2fa72c13186 avoid unqualified exception;
wenzelm
parents: 19750
diff changeset
   773
                         handle Library.UnequalLengths => [("",t)])
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   774
                   | NONE => [("",t)])
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   775
             | NONE => [("",t)])
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   776
       | _ => [("",t)])
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   777
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   778
    val (flds,(_,more)) = split_last (field_lst t);
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   779
    val _ = if null flds then raise Match else ();
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   780
    val flds' = map (fn (n,t)=>Syntax.const mark$Syntax.const n$t) flds;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   781
    val flds'' = foldr1 (fn (x,y) => Syntax.const sep$x$y) flds';
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   782
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   783
  in if unit more
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   784
     then Syntax.const record$flds''
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   785
     else Syntax.const record_scheme$flds''$more
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   786
  end
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   787
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   788
fun gen_record_tr' name =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   789
  let val name_sfx = suffix extN name;
26065
d80a49f51b94 fixed record pretty printing
kleing
parents: 25705
diff changeset
   790
      val unit = (fn Const (@{const_syntax "Product_Type.Unity"},_) => true | _ => false);
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   791
      fun tr' ctxt ts = record_tr' "_fields" "_field" "_record" "_record_scheme" unit ctxt
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   792
                       (list_comb (Syntax.const name_sfx,ts))
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   793
  in (name_sfx,tr')
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   794
  end
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   795
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   796
fun print_translation names =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   797
  map (gen_field_tr' updateN record_update_tr') names;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   798
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   799
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   800
(* record_type_abbr_tr' tries to reconstruct the record name type abbreviation from *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   801
(* the (nested) extension types.                                                    *)
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   802
fun record_type_abbr_tr' default_tr' abbr alphas zeta lastExt schemeT ctxt tm =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   803
  let
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   804
      val thy = ProofContext.theory_of ctxt;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   805
      (* tm is term representation of a (nested) field type. We first reconstruct the      *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   806
      (* type from tm so that we can continue on the type level rather then the term level.*)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   807
15273
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
   808
      (* WORKAROUND:
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   809
       * If a record type occurs in an error message of type inference there
15273
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
   810
       * may be some internal frees donoted by ??:
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   811
       * (Const "_tfree",_)$Free ("??'a",_).
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   812
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   813
       * This will unfortunately be translated to Type ("??'a",[]) instead of
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   814
       * TFree ("??'a",_) by typ_of_term, which will confuse unify below.
15273
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
   815
       * fixT works around.
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
   816
       *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   817
      fun fixT (T as Type (x,[])) =
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   818
            if String.isPrefix "??'" x then TFree (x,Sign.defaultS thy) else T
15273
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
   819
        | fixT (Type (x,xs)) = Type (x,map fixT xs)
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
   820
        | fixT T = T;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   821
22693
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   822
      val T = fixT (decode_type thy tm);
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   823
      val midx = maxidx_of_typ T;
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   824
      val varifyT = varifyT midx;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   825
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   826
      fun mk_type_abbr subst name alphas =
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   827
          let val abbrT = Type (name, map (fn a => varifyT (TFree (a, Sign.defaultS thy))) alphas);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   828
          in Syntax.term_of_typ (! Syntax.show_sorts)
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   829
               (Sign.extern_typ thy (Envir.norm_type subst abbrT)) end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   830
24867
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24830
diff changeset
   831
      fun match rT T = (Sign.typ_match thy (varifyT rT,T)
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   832
                                                Vartab.empty);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   833
32335
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   834
   in
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   835
     if !print_record_type_abbr then
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   836
       (case last_extT T of
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   837
         SOME (name, _) =>
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   838
          if name = lastExt then
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   839
            (let
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   840
               val subst = match schemeT T
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   841
             in
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   842
              if HOLogic.is_unitT (Envir.norm_type subst (varifyT (TFree (zeta, Sign.defaultS thy))))
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   843
              then mk_type_abbr subst abbr alphas
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   844
              else mk_type_abbr subst (suffix schemeN abbr) (alphas @ [zeta])
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   845
             end handle TYPE_MATCH => default_tr' ctxt tm)
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   846
           else raise Match (* give print translation of specialised record a chance *)
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   847
        | _ => raise Match)
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   848
       else default_tr' ctxt tm
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   849
  end
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   850
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   851
fun record_type_tr' sep mark record record_scheme ctxt t =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   852
  let
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   853
    val thy = ProofContext.theory_of ctxt;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   854
22693
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   855
    val T = decode_type thy t;
fb5e080fa82b adapted decode_type;
wenzelm
parents: 22675
diff changeset
   856
    val varifyT = varifyT (Term.maxidx_of_typ T);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   857
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   858
    fun term_of_type T = Syntax.term_of_typ (!Syntax.show_sorts) (Sign.extern_typ thy T);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   859
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   860
    fun field_lst T =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   861
      (case T of
22219
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   862
        Type (ext, args)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   863
         => (case try (unsuffix ext_typeN) ext of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   864
               SOME ext'
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   865
               => (case get_extfields thy ext' of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   866
                     SOME flds
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   867
                     => (case get_fieldext thy (fst (hd flds)) of
22219
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   868
                           SOME (_, alphas)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   869
                           => (let
22219
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   870
                                val (f :: fs) = but_last flds;
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   871
                                val flds' = apfst (Sign.extern_const thy) f
30364
577edc39b501 moved basic algebra of long names from structure NameSpace to Long_Name;
wenzelm
parents: 30345
diff changeset
   872
                                  :: map (apfst Long_Name.base_name) fs;
22219
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   873
                                val (args', more) = split_last args;
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   874
                                val alphavars = map varifyT (but_last alphas);
22219
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   875
                                val subst = fold2 (curry (Sign.typ_match thy))
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   876
                                  alphavars args' Vartab.empty;
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   877
                                val flds'' = (map o apsnd)
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   878
                                  (Envir.norm_type subst o varifyT) flds';
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   879
                              in flds'' @ field_lst more end
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   880
                              handle TYPE_MATCH => [("", T)]
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   881
                                  | Library.UnequalLengths => [("", T)])
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   882
                         | NONE => [("", T)])
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   883
                   | NONE => [("", T)])
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   884
             | NONE => [("", T)])
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   885
        | _ => [("", T)])
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   886
22219
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   887
    val (flds, (_, moreT)) = split_last (field_lst T);
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   888
    val flds' = map (fn (n, T) => Syntax.const mark $ Syntax.const n $ term_of_type T) flds;
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   889
    val flds'' = foldr1 (fn (x, y) => Syntax.const sep $ x $ y) flds' handle Empty => raise Match;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   890
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   891
  in if not (!print_record_type_as_fields) orelse null flds then raise Match
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   892
     else if moreT = HOLogic.unitT
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   893
          then Syntax.const record$flds''
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   894
          else Syntax.const record_scheme$flds''$term_of_type moreT
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   895
  end
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   896
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   897
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   898
fun gen_record_type_tr' name =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   899
  let val name_sfx = suffix ext_typeN name;
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   900
      fun tr' ctxt ts = record_type_tr' "_field_types" "_field_type"
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   901
                       "_record_type" "_record_type_scheme" ctxt
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   902
                       (list_comb (Syntax.const name_sfx,ts))
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   903
  in (name_sfx,tr')
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   904
  end
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   905
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   906
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   907
fun gen_record_type_abbr_tr' abbr alphas zeta lastExt schemeT name =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   908
  let val name_sfx = suffix ext_typeN name;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   909
      val default_tr' = record_type_tr' "_field_types" "_field_type"
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   910
                               "_record_type" "_record_type_scheme"
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   911
      fun tr' ctxt ts =
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   912
          record_type_abbr_tr' default_tr' abbr alphas zeta lastExt schemeT ctxt
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   913
                               (list_comb (Syntax.const name_sfx,ts))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   914
  in (name_sfx, tr') end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   915
32335
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   916
41fe1c93f218 tuned spacing of sections;
wenzelm
parents: 32283
diff changeset
   917
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   918
(** record simprocs **)
14358
233c5bd5b539 cleaning up
schirmer
parents: 14255
diff changeset
   919
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   920
val record_quick_and_dirty_sensitive = ref false;
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   921
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
   922
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   923
fun quick_and_dirty_prove stndrd thy asms prop tac =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   924
  if !record_quick_and_dirty_sensitive andalso !quick_and_dirty
20049
f48c4a3a34bc Goal.prove: context;
wenzelm
parents: 19841
diff changeset
   925
  then Goal.prove (ProofContext.init thy) [] []
f48c4a3a34bc Goal.prove: context;
wenzelm
parents: 19841
diff changeset
   926
        (Logic.list_implies (map Logic.varify asms,Logic.varify prop))
29064
70a61d58460e more antiquotations;
wenzelm
parents: 29004
diff changeset
   927
        (K (SkipProof.cheat_tac @{theory HOL}))
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   928
        (* standard can take quite a while for large records, thats why
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   929
         * we varify the proposition manually here.*)
20049
f48c4a3a34bc Goal.prove: context;
wenzelm
parents: 19841
diff changeset
   930
  else let val prf = Goal.prove (ProofContext.init thy) [] asms prop tac;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   931
       in if stndrd then standard prf else prf end;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
   932
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   933
fun quick_and_dirty_prf noopt opt () =
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   934
      if !record_quick_and_dirty_sensitive andalso !quick_and_dirty
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
   935
      then noopt ()
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
   936
      else opt ();
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   937
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   938
fun is_sel_upd_pair thy (Const (s, t)) (Const (u, t'))
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   939
  = case (get_updates thy u)
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   940
    of SOME u_name => u_name = s
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   941
     | NONE => raise TERM ("is_sel_upd_pair: not update", [Const (u, t')]);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   942
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   943
fun mk_comp f g = let
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   944
    val x = fastype_of g;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   945
    val a = domain_type x;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   946
    val b = range_type x;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   947
    val c = range_type (fastype_of f);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   948
    val T = (b --> c) --> ((a --> b) --> (a --> c))
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   949
  in Const ("Fun.comp", T) $ f $ g end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   950
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   951
fun mk_comp_id f = let
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   952
    val T = range_type (fastype_of f);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   953
  in mk_comp (Const ("Fun.id", T --> T)) f end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   954
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   955
fun get_updfuns (upd $ _ $ t) = upd :: get_updfuns t
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   956
  | get_updfuns _             = [];
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   957
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   958
fun get_accupd_simps thy term defset intros_tac = let
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   959
    val (acc, [body]) = strip_comb term;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   960
    val recT          = domain_type (fastype_of acc);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   961
    val updfuns       = sort_distinct Term.fast_term_ord
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   962
                           (get_updfuns body);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   963
    fun get_simp upd  = let
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   964
        val T    = domain_type (fastype_of upd);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   965
        val lhs  = mk_comp acc (upd $ Free ("f", T));
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   966
        val rhs  = if is_sel_upd_pair thy acc upd
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   967
                   then mk_comp (Free ("f", T)) acc else mk_comp_id acc;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   968
        val prop = HOLogic.mk_Trueprop (HOLogic.mk_eq (lhs, rhs));
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   969
        val othm = Goal.prove (ProofContext.init thy) [] [] prop (fn prems =>
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   970
            EVERY [simp_tac defset 1,
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   971
                   REPEAT_DETERM (intros_tac 1),
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   972
                   TRY (simp_tac (HOL_ss addsimps id_o_apps) 1)]);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   973
        val dest = if is_sel_upd_pair thy acc upd
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   974
                   then o_eq_dest else o_eq_id_dest;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   975
      in standard (othm RS dest) end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   976
  in map get_simp updfuns end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   977
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   978
structure SymSymTab = TableFun(type key = string * string
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   979
                                val ord = prod_ord fast_string_ord fast_string_ord);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   980
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   981
fun get_updupd_simp thy defset intros_tac u u' comp = let
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   982
    val f    = Free ("f", domain_type (fastype_of u));
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   983
    val f'   = Free ("f'", domain_type (fastype_of u'));
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   984
    val lhs  = mk_comp (u $ f) (u' $ f');
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   985
    val rhs  = if comp
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   986
               then u $ mk_comp f f'
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   987
               else mk_comp (u' $ f') (u $ f);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   988
    val prop = HOLogic.mk_Trueprop (HOLogic.mk_eq (lhs, rhs));
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   989
    val othm = Goal.prove (ProofContext.init thy) [] [] prop (fn prems =>
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   990
        EVERY [simp_tac defset 1,
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   991
               REPEAT_DETERM (intros_tac 1),
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   992
               TRY (simp_tac (HOL_ss addsimps [id_apply]) 1)]);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   993
    val dest = if comp then o_eq_dest_lhs else o_eq_dest;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   994
  in standard (othm RS dest) end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   995
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   996
fun get_updupd_simps thy term defset intros_tac = let
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   997
    val recT          = fastype_of term;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   998
    val updfuns       = get_updfuns term;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
   999
    val cname         = fst o dest_Const;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1000
    fun getswap u u'  = get_updupd_simp thy defset intros_tac u u'
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1001
                              (cname u = cname u');
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1002
    fun buildswapstoeq upd [] swaps = swaps
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1003
      | buildswapstoeq upd (u::us) swaps = let
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1004
             val key      = (cname u, cname upd);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1005
             val newswaps = if SymSymTab.defined swaps key then swaps
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1006
                            else SymSymTab.insert (K true)
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1007
                                     (key, getswap u upd) swaps;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1008
          in if cname u = cname upd then newswaps
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1009
             else buildswapstoeq upd us newswaps end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1010
    fun swapsneeded []      prev seen swaps = map snd (SymSymTab.dest swaps)
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1011
      | swapsneeded (u::us) prev seen swaps =
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1012
           if Symtab.defined seen (cname u)
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1013
           then swapsneeded us prev seen
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1014
                   (buildswapstoeq u prev swaps)
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1015
           else swapsneeded us (u::prev)
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1016
                   (Symtab.insert (K true) (cname u, ()) seen) swaps;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1017
  in swapsneeded updfuns [] Symtab.empty SymSymTab.empty end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1018
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1019
fun named_cterm_instantiate values thm = let
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1020
    fun match name (Var ((name', _), _)) = name = name'
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1021
      | match name _ = false;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1022
    fun getvar name = case (find_first (match name) (term_vars (prop_of thm)))
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1023
      of SOME var => cterm_of (theory_of_thm thm) var
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1024
       | NONE => raise THM ("named_cterm_instantiate: " ^ name, 0, [thm])
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1025
  in
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1026
    cterm_instantiate (map (apfst getvar) values) thm
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1027
  end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1028
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1029
fun prove_unfold_defs thy ss T 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
  1030
  let
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1031
    val defset = get_sel_upd_defs thy;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1032
    val intros = IsTupleSupport.get_istuple_intros thy;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1033
    val in_tac = IsTupleSupport.resolve_from_tagged_net intros;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1034
    val prop'  = Envir.beta_eta_contract prop;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1035
    val (lhs, rhs)   = Logic.dest_equals (Logic.strip_assums_concl prop');
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1036
    val (head, args) = strip_comb lhs;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1037
    val simps        = if length args = 1
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1038
                       then get_accupd_simps thy lhs defset in_tac
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1039
                       else get_updupd_simps thy lhs defset in_tac;
16973
b2a894562b8f simprocs: Simplifier.inherit_bounds;
wenzelm
parents: 16934
diff changeset
  1040
  in
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1041
    Goal.prove (ProofContext.init thy) [] [] prop' (fn prems =>
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1042
              simp_tac (HOL_basic_ss addsimps (simps @ [K_record_comp])) 1
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1043
         THEN TRY (simp_tac (HOL_basic_ss addsimps ex_simps
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1044
                                          addsimprocs ex_simprs) 1))
15203
4481ada46cbb bug-fix
schirmer
parents: 15059
diff changeset
  1045
  end;
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1046
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1047
15059
schirmer
parents: 15058
diff changeset
  1048
local
16822
7fa91e6176ed avoiding even more garbage
schirmer
parents: 16783
diff changeset
  1049
fun eq (s1:string) (s2:string) = (s1 = s2);
7fa91e6176ed avoiding even more garbage
schirmer
parents: 16783
diff changeset
  1050
fun has_field extfields f T =
18931
427df66052a1 TableFun: renamed xxx_multi to xxx_list;
wenzelm
parents: 18928
diff changeset
  1051
     exists (fn (eN,_) => exists (eq f o fst) (Symtab.lookup_list extfields eN))
16822
7fa91e6176ed avoiding even more garbage
schirmer
parents: 16783
diff changeset
  1052
       (dest_recTs T);
25705
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
  1053
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
  1054
fun K_skeleton n (T as Type (_,[_,kT])) (b as Bound i) (Abs (x,xT,t)) =
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
  1055
     if null (loose_bnos t) then ((n,kT),(Abs (x,xT,Bound (i+1)))) else ((n,T),b)
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
  1056
  | K_skeleton n T b _ = ((n,T),b);
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
  1057
15059
schirmer
parents: 15058
diff changeset
  1058
in
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1059
(* record_simproc *)
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1060
(* Simplifies selections of an record update:
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1061
 *  (1)  S (S_update k r) = k (S r)
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1062
 *  (2)  S (X_update k r) = S r
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1063
 * The simproc skips multiple updates at once, eg:
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1064
 *  S (X_update x (Y_update y (S_update k r))) = k (S r)
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1065
 * But be careful in (2) because of the extendibility of records.
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1066
 * - If S is a more-selector we have to make sure that the update on component
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1067
 *   X does not affect the selected subrecord.
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1068
 * - If X is a more-selector we have to make sure that S is not in the updated
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1069
 *   subrecord.
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1070
 *)
13462
56610e2ba220 sane interface for simprocs;
wenzelm
parents: 13419
diff changeset
  1071
val record_simproc =
29064
70a61d58460e more antiquotations;
wenzelm
parents: 29004
diff changeset
  1072
  Simplifier.simproc @{theory HOL} "record_simp" ["x"]
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1073
    (fn thy => fn ss => fn t =>
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1074
      (case t of (sel as Const (s, Type (_,[domS,rangeS])))$
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1075
                   ((upd as Const (u,Type(_,[_,Type (_,[rT,_])]))) $ k $ r)=>
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1076
        if is_selector thy s then
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1077
          (case get_updates thy u of SOME u_name =>
13462
56610e2ba220 sane interface for simprocs;
wenzelm
parents: 13419
diff changeset
  1078
            let
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1079
              val {sel_upd={updates,...},extfields,...} = RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1080
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1081
              fun mk_eq_terms ((upd as Const (u,Type(_,[kT,_]))) $ k $ r) =
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
  1082
                  (case Symtab.lookup updates u of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1083
                     NONE => NONE
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1084
                   | SOME u_name
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1085
                     => if u_name = s
24867
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24830
diff changeset
  1086
                        then (case mk_eq_terms r of
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24830
diff changeset
  1087
                               NONE =>
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1088
                                 let
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1089
                                   val rv = ("r",rT)
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1090
                                   val rb = Bound 0
25705
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
  1091
                                   val (kv,kb) = K_skeleton "k" kT (Bound 1) k;
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1092
                                  in SOME (upd$kb$rb,kb$(sel$rb),[kv,rv]) end
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1093
                              | SOME (trm,trm',vars) =>
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1094
                                 let
25705
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
  1095
                                   val (kv,kb) = K_skeleton "k" kT (Bound (length vars)) k;
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1096
                                 in SOME (upd$kb$trm,kb$trm',kv::vars) end)
16822
7fa91e6176ed avoiding even more garbage
schirmer
parents: 16783
diff changeset
  1097
                        else if has_field extfields u_name rangeS
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1098
                             orelse has_field extfields s (domain_type kT)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1099
                             then NONE
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1100
                             else (case mk_eq_terms r of
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1101
                                     SOME (trm,trm',vars)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1102
                                     => let
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1103
                                          val (kv,kb) =
25705
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
  1104
                                                 K_skeleton "k" kT (Bound (length vars)) k;
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1105
                                        in SOME (upd$kb$trm,trm',kv::vars) end
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1106
                                   | NONE
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1107
                                     => let
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1108
                                          val rv = ("r",rT)
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1109
                                          val rb = Bound 0
25705
45a2ffc5911e replaced K_record by lambda term %x. c
schirmer
parents: 25179
diff changeset
  1110
                                          val (kv,kb) = K_skeleton "k" kT (Bound 1) k;
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1111
                                        in SOME (upd$kb$rb,sel$rb,[kv,rv]) end))
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1112
                | mk_eq_terms r = NONE
13462
56610e2ba220 sane interface for simprocs;
wenzelm
parents: 13419
diff changeset
  1113
            in
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1114
              (case mk_eq_terms (upd$k$r) of
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1115
                 SOME (trm,trm',vars)
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1116
                 => SOME (prove_unfold_defs thy ss domS [] []
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1117
                             (list_all(vars,(equals rangeS$(sel$trm)$trm'))))
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1118
               | NONE => NONE)
13462
56610e2ba220 sane interface for simprocs;
wenzelm
parents: 13419
diff changeset
  1119
            end
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1120
          | NONE => NONE)
17510
5e3ce025e1a5 tuned simprocs;
wenzelm
parents: 17485
diff changeset
  1121
        else NONE
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1122
      | _ => NONE));
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
  1123
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1124
fun get_upd_acc_cong_thm upd acc thy simpset = let
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1125
    val intros = IsTupleSupport.get_istuple_intros thy;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1126
    val in_tac = IsTupleSupport.resolve_from_tagged_net intros;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1127
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1128
    val insts = [("upd", cterm_of thy upd), ("acc", cterm_of thy acc)]
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1129
    val prop  = concl_of (named_cterm_instantiate insts updacc_cong_triv);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1130
  in Goal.prove (ProofContext.init thy) [] [] prop (fn prems =>
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1131
        EVERY [simp_tac simpset 1,
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1132
               REPEAT_DETERM (in_tac 1),
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1133
               TRY (resolve_tac [updacc_cong_idI] 1)])
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1134
  end;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1135
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1136
(* record_upd_simproc *)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1137
(* simplify multiple updates:
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1138
 *  (1)  "N_update y (M_update g (N_update x (M_update f r))) =
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1139
          (N_update (y o x) (M_update (g o f) r))"
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1140
 *  (2)  "r(|M:= M r|) = r"
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1141
 * In both cases "more" updates complicate matters: for this reason
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1142
 * we omit considering further updates if doing so would introduce
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1143
 * 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
  1144
*)
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1145
val record_upd_simproc =
29064
70a61d58460e more antiquotations;
wenzelm
parents: 29004
diff changeset
  1146
  Simplifier.simproc @{theory HOL} "record_upd_simp" ["x"]
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1147
    (fn thy => fn ss => fn t =>
32743
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1148
      let
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1149
        (* we can use more-updators with other updators as long
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1150
           as none of the other updators go deeper than any more
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1151
           updator. min here is the depth of the deepest other
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1152
           updator, max the depth of the shallowest more updator *)
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1153
        fun include_depth (dep, true) (min, max) =
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1154
          if (min <= dep)
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1155
          then SOME (min, if dep <= max orelse max = ~1 then dep else max)
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1156
          else NONE
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1157
          | include_depth (dep, false) (min, max) =
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1158
          if (dep <= max orelse max = ~1)
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1159
          then SOME (if min <= dep then dep else min, max)
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1160
          else NONE;
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1161
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1162
        fun getupdseq (term as (upd as Const (u, T)) $ f $ tm) min max =
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1163
            (case get_update_details u thy of
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1164
              SOME (s, dep, ismore) =>
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1165
                (case include_depth (dep, ismore) (min, max) of
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1166
                  SOME (min', max') => let
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1167
                        val (us, bs, _) = getupdseq tm min' max';
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1168
                      in ((upd, s, f) :: us, bs, fastype_of term) end
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1169
                | NONE => ([], term, HOLogic.unitT))
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1170
            | NONE => ([], term, HOLogic.unitT))
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1171
          | 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
  1172
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1173
        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
  1174
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1175
        fun is_upd_noop s (f as Abs (n, T, Const (s', T') $ tm')) tm =
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1176
            if s = s' andalso null (loose_bnos tm')
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1177
              andalso subst_bound (HOLogic.unit, tm') = tm
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1178
            then (true, Abs (n, T, Const (s', T') $ Bound 1))
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1179
            else (false, HOLogic.unit)
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1180
          | is_upd_noop s f tm = (false, HOLogic.unit);
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1181
c4e9a48bc50e Initial attempt at porting record update to repository Isabelle.
tsewell@rubicon.NSW.bigpond.net.au
parents: 32335
diff changeset
  1182
        fun get_noop_simps (upd as Const (u, T))