src/HOL/Tools/record_package.ML
author haftmann
Wed, 31 Jan 2007 16:05:12 +0100
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parent 21962 279b129498b6
child 22578 b0eb5652f210
permissions -rw-r--r--
print translation for record types with empty-sorted type variables raise Match instead of producing an error
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(*  Title:      HOL/Tools/record_package.ML
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    ID:         $Id$
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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_PACKAGE =
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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_PACKAGE =
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sig
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  include BASIC_RECORD_PACKAGE
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  val quiet_mode: 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 KN: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_extension: theory -> Symtab.key -> (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 add_record: string list * string -> string option -> (string * string * mixfix) list
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    -> theory -> theory
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  val add_record_i: 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 RecordPackage: RECORD_PACKAGE =
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struct
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val eq_reflection = thm "eq_reflection";
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val rec_UNIV_I = thm "rec_UNIV_I";
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val rec_True_simp = thm "rec_True_simp";
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val Pair_eq = thm "Product_Type.Pair_eq";
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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_apply = thm "Record.K_record_apply";
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val K_comp_convs = [o_apply,K_record_apply]
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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 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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val KN = "Record.K_record";
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(*see typedef_package.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 the_plist (SOME (a,b)) = [a,b]
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  | the_plist NONE = raise Option;
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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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val quiet_mode = ref false;
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fun message s = if ! quiet_mode then () else writeln s;
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fun trace_thm str thm =
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    tracing (str ^ (Pretty.string_of (Display.pretty_thm 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 ^ (Display.raw_string_of_term t));
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(* timing *)
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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 = NameSpace.map_base (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 :==) = Logic.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 ("RecordPackage.dest_recT", [typ], [])
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      | SOME c => ((c, Ts), List.last Ts))
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  | dest_recT typ = raise TYPE ("RecordPackage.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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 };
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fun make_record_info args parent fields extension induct =
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 {args = args, parent = parent, fields = fields, extension = extension,
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  induct = induct}: 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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};
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fun make_parent_info name fields extension induct =
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 {name = name, fields = fields, extension = extension, induct = induct}: parent_info;
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(* data kind 'HOL/record' *)
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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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(struct
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  val name = "HOL/record"; 
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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, simpset = 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, simpset = ss1},
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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, simpset = ss2},
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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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   301
        simpset = Simplifier.merge_ss (ss1, ss2)}
14255
e6e3e3f0deed Records:
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   302
      (Symtab.merge Thm.eq_thm (equalities1, equalities2))
15248
b436486091a6 record_split_simp_tac now can get simp rules as parameter
schirmer
parents: 15215
diff changeset
   303
      (gen_merge_lists Thm.eq_thm extinjects1 extinjects2)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
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   304
      (Symtab.merge Thm.eq_thm (extsplit1,extsplit2))
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   305
      (Symtab.merge (fn ((a,b,c,d),(w,x,y,z))
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   306
                     => Thm.eq_thm (a,w) andalso Thm.eq_thm (b,x) andalso
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   307
                        Thm.eq_thm (c,y) andalso Thm.eq_thm (d,z))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
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diff changeset
   308
                    (splits1, splits2))
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
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diff changeset
   309
      (Symtab.merge (K true) (extfields1,extfields2))
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
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diff changeset
   310
      (Symtab.merge (K true) (fieldext1,fieldext2));
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   311
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
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   312
  fun print thy ({records = recs, ...}: record_data) =
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
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   313
    let
18858
ceb93f3af7f0 advanced translations: Context.generic;
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   314
      val prt_typ = Sign.pretty_typ thy;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
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   315
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   316
      fun pretty_parent NONE = []
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   317
        | pretty_parent (SOME (Ts, name)) =
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   318
            [Pretty.block [prt_typ (Type (name, Ts)), Pretty.str " +"]];
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   319
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   320
      fun pretty_field (c, T) = Pretty.block
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   321
        [Pretty.str (Sign.extern_const thy c), Pretty.str " ::",
12129
964f5ffe13d0 fixed print_records;
wenzelm
parents: 12109
diff changeset
   322
          Pretty.brk 1, Pretty.quote (prt_typ T)];
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   323
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   324
      fun pretty_record (name, {args, parent, fields, ...}: record_info) =
11927
96f267adc029 provodes induct/cases for use with corresponding Isar methods;
wenzelm
parents: 11923
diff changeset
   325
        Pretty.block (Pretty.fbreaks (Pretty.block
96f267adc029 provodes induct/cases for use with corresponding Isar methods;
wenzelm
parents: 11923
diff changeset
   326
          [prt_typ (Type (name, map TFree args)), Pretty.str " = "] ::
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   327
          pretty_parent parent @ map pretty_field fields));
12129
964f5ffe13d0 fixed print_records;
wenzelm
parents: 12109
diff changeset
   328
    in map pretty_record (Symtab.dest recs) |> Pretty.chunks |> Pretty.writeln end;
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16379
diff changeset
   329
end);
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   330
5006
cdc86a914e63 adapted to new theory data interface;
wenzelm
parents: 5001
diff changeset
   331
val print_records = RecordsData.print;
cdc86a914e63 adapted to new theory data interface;
wenzelm
parents: 5001
diff changeset
   332
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16379
diff changeset
   333
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   334
(* access 'records' *)
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   335
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   336
val get_record = Symtab.lookup o #records o RecordsData.get;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   337
4890
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
   338
fun put_record name info thy =
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   339
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   340
    val {records, sel_upd, equalities, extinjects,extsplit,splits,extfields,fieldext} =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   341
          RecordsData.get thy;
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   342
    val data = make_record_data (Symtab.update (name, info) records)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   343
      sel_upd equalities extinjects extsplit splits extfields fieldext;
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   344
  in RecordsData.put data thy end;
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
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   345
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   346
(* access 'sel_upd' *)
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   347
16458
4c6fd0c01d28 accomodate change of TheoryDataFun;
wenzelm
parents: 16379
diff changeset
   348
val get_sel_upd = #sel_upd o RecordsData.get;
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   349
17510
5e3ce025e1a5 tuned simprocs;
wenzelm
parents: 17485
diff changeset
   350
val is_selector = Symtab.defined o #selectors o get_sel_upd;
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   351
val get_updates = Symtab.lookup o #updates o get_sel_upd;
17892
62c397c17d18 Simplifier.theory_context;
wenzelm
parents: 17875
diff changeset
   352
fun get_simpset thy = Simplifier.theory_context thy (#simpset (get_sel_upd thy));
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   353
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   354
fun put_sel_upd names simps thy =
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   355
  let
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   356
    val sels = map (rpair ()) names;
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   357
    val upds = map (suffix updateN) names ~~ names;
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   358
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   359
    val {records, sel_upd = {selectors, updates, simpset},
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   360
      equalities, extinjects, extsplit, splits, extfields,fieldext} = RecordsData.get thy;
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   361
    val data = make_record_data records
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   362
      {selectors = Symtab.extend (selectors, sels),
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   363
        updates = Symtab.extend (updates, upds),
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   364
        simpset = Simplifier.addsimps (simpset, simps)}
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   365
       equalities extinjects extsplit splits extfields fieldext;
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   366
  in RecordsData.put data thy end;
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
   367
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   368
(* access 'equalities' *)
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   369
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   370
fun add_record_equalities name thm thy =
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   371
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   372
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields,fieldext} =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   373
          RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   374
    val data = make_record_data records sel_upd
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   375
           (Symtab.update_new (name, thm) equalities) extinjects extsplit
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   376
           splits extfields fieldext;
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   377
  in RecordsData.put data thy end;
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   378
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   379
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
   380
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   381
(* access 'extinjects' *)
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   382
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   383
fun add_extinjects thm thy =
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   384
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   385
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields,fieldext} =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   386
          RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   387
    val data = make_record_data records sel_upd equalities (extinjects@[thm]) extsplit
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   388
                 splits extfields fieldext;
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   389
  in RecordsData.put data thy end;
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   390
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   391
fun get_extinjects thy = #extinjects (RecordsData.get thy);
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   392
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   393
(* access 'extsplit' *)
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   394
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   395
fun add_extsplit name thm thy =
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   396
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   397
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields,fieldext} =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   398
          RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   399
    val data = make_record_data records sel_upd
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   400
      equalities extinjects (Symtab.update_new (name, thm) extsplit) splits
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   401
      extfields fieldext;
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   402
  in RecordsData.put data thy end;
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   403
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   404
val get_extsplit = Symtab.lookup o #extsplit o RecordsData.get;
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   405
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   406
(* access 'splits' *)
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   407
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   408
fun add_record_splits name thmP thy =
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   409
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   410
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields,fieldext} =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   411
          RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   412
    val data = make_record_data records sel_upd
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   413
      equalities extinjects extsplit (Symtab.update_new (name, thmP) splits)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   414
      extfields fieldext;
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   415
  in RecordsData.put data thy end;
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   416
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   417
val get_splits = Symtab.lookup o #splits o RecordsData.get;
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   418
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   419
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   420
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   421
(* extension of a record name *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   422
val get_extension =
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   423
  Option.map #extension oo (Symtab.lookup o #records o RecordsData.get);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   424
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
   425
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   426
(* access 'extfields' *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   427
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   428
fun add_extfields name fields thy =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   429
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   430
    val {records, sel_upd, equalities, extinjects, extsplit,splits, extfields, fieldext} =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   431
          RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   432
    val data = make_record_data records sel_upd
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   433
         equalities extinjects extsplit splits
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   434
         (Symtab.update_new (name, fields) extfields) fieldext;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   435
  in RecordsData.put data thy end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   436
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   437
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
   438
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   439
fun get_extT_fields thy T =
15059
schirmer
parents: 15058
diff changeset
   440
  let
schirmer
parents: 15058
diff changeset
   441
    val ((name,Ts),moreT) = dest_recT T;
21858
05f57309170c avoid conflict with Alice keywords: renamed pack -> implode, unpack -> explode, any -> many, avoided assert;
wenzelm
parents: 21772
diff changeset
   442
    val recname = let val (nm::recn::rst) = rev (NameSpace.explode name)
05f57309170c avoid conflict with Alice keywords: renamed pack -> implode, unpack -> explode, any -> many, avoided assert;
wenzelm
parents: 21772
diff changeset
   443
                  in NameSpace.implode (rev (nm::rst)) end;
15059
schirmer
parents: 15058
diff changeset
   444
    val midx = maxidx_of_typs (moreT::Ts);
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   445
    val varifyT = varifyT midx;
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   446
    val {records,extfields,...} = RecordsData.get thy;
18931
427df66052a1 TableFun: renamed xxx_multi to xxx_list;
wenzelm
parents: 18928
diff changeset
   447
    val (flds,(more,_)) = split_last (Symtab.lookup_list extfields name);
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   448
    val args = map varifyT (snd (#extension (the (Symtab.lookup records recname))));
15058
cc8f1de3f86c added: get_extT_fields and
schirmer
parents: 15015
diff changeset
   449
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   450
    val subst = fold (Sign.typ_match thy) (but_last args ~~ but_last Ts) (Vartab.empty);
15059
schirmer
parents: 15058
diff changeset
   451
    val flds' = map (apsnd ((Envir.norm_type subst) o varifyT)) flds;
schirmer
parents: 15058
diff changeset
   452
  in (flds',(more,moreT)) end;
15058
cc8f1de3f86c added: get_extT_fields and
schirmer
parents: 15015
diff changeset
   453
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   454
fun get_recT_fields thy T =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   455
  let
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   456
    val (root_flds,(root_more,root_moreT)) = get_extT_fields thy T;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   457
    val (rest_flds,rest_more) =
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   458
           if is_recT root_moreT then get_recT_fields thy root_moreT
15059
schirmer
parents: 15058
diff changeset
   459
           else ([],(root_more,root_moreT));
schirmer
parents: 15058
diff changeset
   460
  in (root_flds@rest_flds,rest_more) end;
schirmer
parents: 15058
diff changeset
   461
15058
cc8f1de3f86c added: get_extT_fields and
schirmer
parents: 15015
diff changeset
   462
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   463
(* access 'fieldext' *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   464
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   465
fun add_fieldext extname_types fields thy =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   466
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   467
    val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields, fieldext} =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   468
           RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   469
    val fieldext' =
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   470
      fold (fn field => Symtab.update_new (field, extname_types)) fields fieldext;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   471
    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
   472
              splits extfields fieldext';
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   473
  in RecordsData.put data thy end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   474
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   475
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   476
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
   477
21962
279b129498b6 removed conditional combinator;
wenzelm
parents: 21858
diff changeset
   478
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   479
(* parent records *)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   480
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   481
fun add_parents thy NONE parents = parents
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   482
  | add_parents thy (SOME (types, name)) parents =
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   483
      let
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   484
        val sign = Theory.sign_of thy;
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   485
        fun err msg = error (msg ^ " parent record " ^ quote name);
12255
wenzelm
parents: 12247
diff changeset
   486
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   487
        val {args, parent, fields, extension, induct} =
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   488
          (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
   489
        val _ = if length types <> length args then err "Bad number of arguments for" else ();
12255
wenzelm
parents: 12247
diff changeset
   490
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   491
        fun bad_inst ((x, S), T) =
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   492
          if Sign.of_sort sign (T, S) then NONE else SOME x
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
   493
        val bads = List.mapPartial bad_inst (args ~~ types);
21962
279b129498b6 removed conditional combinator;
wenzelm
parents: 21858
diff changeset
   494
        val _ = null bads orelse err ("Ill-sorted instantiation of " ^ commas bads ^ " in");
12255
wenzelm
parents: 12247
diff changeset
   495
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   496
        val inst = map fst args ~~ types;
17377
afaa031ed4da introduced AList.lookup
haftmann
parents: 17337
diff changeset
   497
        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
   498
        val parent' = Option.map (apfst (map subst)) parent;
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   499
        val fields' = map (apsnd subst) fields;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   500
        val extension' = apsnd (map subst) extension;
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   501
      in
12255
wenzelm
parents: 12247
diff changeset
   502
        add_parents thy parent'
21962
279b129498b6 removed conditional combinator;
wenzelm
parents: 21858
diff changeset
   503
          (make_parent_info name fields' extension' induct :: parents)
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
   504
      end;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   505
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   506
21962
279b129498b6 removed conditional combinator;
wenzelm
parents: 21858
diff changeset
   507
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   508
(** concrete syntax for records **)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   509
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   510
(* parse translations *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   511
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   512
fun gen_field_tr mark sfx (t as Const (c, _) $ Const (name, _) $ arg) =
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   513
      if c = mark then Syntax.const (suffix sfx name) $ (Syntax.const KN $ arg)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   514
      else raise TERM ("gen_field_tr: " ^ mark, [t])
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   515
  | 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
   516
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   517
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
   518
      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
   519
      else [gen_field_tr mark sfx tm]
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   520
  | 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
   521
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   522
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   523
fun record_update_tr [t, u] =
21078
101aefd61aac slight cleanup
haftmann
parents: 20951
diff changeset
   524
      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
   525
  | 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
   526
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   527
fun update_name_tr (Free (x, T) :: ts) = Free (suffix updateN x, T) $$ ts
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   528
  | update_name_tr (Const (x, T) :: ts) = Const (suffix updateN x, T) $$ ts
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   529
  | 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
   530
      (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
   531
  | 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
   532
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   533
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
   534
     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
   535
  | 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
   536
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   537
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
   538
     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
   539
     else [dest_ext_field mark trm]
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   540
  | 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
   541
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   542
fun gen_ext_fields_tr sep mark sfx more ctxt t =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   543
  let
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   544
    val thy = ProofContext.theory_of ctxt;
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   545
    val msg = "error in record input: ";
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   546
    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
   547
    fun splitargs (field::fields) ((name,arg)::fargs) =
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   548
          if can (unsuffix name) field
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   549
          then let val (args,rest) = splitargs fields fargs
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   550
               in (arg::args,rest) end
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   551
          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
   552
      | splitargs [] (fargs as (_::_)) = ([],fargs)
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   553
      | 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
   554
      | splitargs _ _ = ([],[]);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   555
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   556
    fun mk_ext (fargs as (name,arg)::_) =
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   557
         (case get_fieldext thy (Sign.intern_const thy name) of
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   558
            SOME (ext,_) => (case get_extfields thy ext of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   559
                               SOME flds
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   560
                                 => let val (args,rest) =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   561
                                               splitargs (map fst (but_last flds)) fargs;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   562
                                        val more' = mk_ext rest;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   563
                                    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
   564
                                    end
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   565
                             | 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
   566
                                                   ^ ext,[t]))
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   567
          | 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
   568
      | mk_ext [] = more
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   569
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   570
  in mk_ext fieldargs end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   571
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   572
fun gen_ext_type_tr sep mark sfx more ctxt t =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   573
  let
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   574
    val thy = ProofContext.theory_of ctxt;
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   575
    val msg = "error in record-type input: ";
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   576
    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
   577
    fun splitargs (field::fields) ((name,arg)::fargs) =
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   578
          if can (unsuffix name) field
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   579
          then let val (args,rest) = splitargs fields fargs
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   580
               in (arg::args,rest) end
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   581
          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
   582
      | splitargs [] (fargs as (_::_)) = ([],fargs)
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   583
      | 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
   584
      | splitargs _ _ = ([],[]);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   585
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   586
    fun get_sort xs n = AList.lookup (op =) xs n |> the_default (Sign.defaultS thy);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   587
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   588
    fun to_type t = Sign.certify_typ thy
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   589
                       (Sign.intern_typ thy
15957
f2a0a80d8233 Bugfix in syntax translation for record type.
schirmer
parents: 15913
diff changeset
   590
                         (Syntax.typ_of_term (get_sort (Syntax.raw_term_sorts t)) I t));
16934
9ef19e3c7fdd Sign.typ_unify;
wenzelm
parents: 16872
diff changeset
   591
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   592
    fun mk_ext (fargs as (name,arg)::_) =
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   593
         (case get_fieldext thy (Sign.intern_const thy name) of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   594
            SOME (ext,alphas) =>
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   595
              (case get_extfields thy ext of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   596
                 SOME flds
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   597
                  => (let
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   598
                       val flds' = but_last flds;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   599
                       val types = map snd flds';
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   600
                       val (args,rest) = splitargs (map fst flds') fargs;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   601
                       val argtypes = map to_type args;
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   602
                       val midx =  fold (fn T => fn i => Int.max (maxidx_of_typ T, i)) 
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   603
                                    argtypes 0;
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   604
                       val varifyT = varifyT midx;
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   605
                       val vartypes = map varifyT types;
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   606
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   607
                       val subst = fold (Sign.typ_match thy) (vartypes ~~ argtypes)
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   608
                                            Vartab.empty;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   609
                       val alphas' = map ((Syntax.term_of_typ (! Syntax.show_sorts)) o
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   610
                                          Envir.norm_type subst o varifyT)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   611
                                         (but_last alphas);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   612
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   613
                       val more' = mk_ext rest;
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   614
                     in list_comb (Syntax.const (suffix sfx ext),alphas'@[more'])
19750
5281bd607206 tuned type print-translations
schirmer
parents: 19748
diff changeset
   615
                     end handle TYPE_MATCH => raise
14709
d01983034ded tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents: 14702
diff changeset
   616
                           TERM (msg ^ "type is no proper record (extension)", [t]))
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   617
               | NONE => raise TERM (msg ^ "no fields defined for " ^ ext,[t]))
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   618
          | 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
   619
      | mk_ext [] = more
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   620
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   621
  in mk_ext fieldargs end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   622
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   623
fun gen_adv_record_tr sep mark sfx unit ctxt [t] =
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   624
      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
   625
  | 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
   626
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   627
fun gen_adv_record_scheme_tr sep mark sfx ctxt [t, more] =
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   628
      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
   629
  | 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
   630
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   631
fun gen_adv_record_type_tr sep mark sfx unit ctxt [t] =
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   632
      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
   633
  | 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
   634
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   635
fun gen_adv_record_type_scheme_tr sep mark sfx ctxt [t, more] =
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   636
      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
   637
  | 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
   638
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   639
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
   640
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
   641
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   642
val adv_record_type_tr =
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   643
      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
   644
        (Syntax.term_of_typ false (HOLogic.unitT));
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   645
val adv_record_type_scheme_tr =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   646
      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
   647
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
   648
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   649
val parse_translation = 
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   650
 [("_record_update", record_update_tr),
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   651
  ("_update_name", update_name_tr)];
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   652
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   653
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   654
val adv_parse_translation = 
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   655
 [("_record",adv_record_tr),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   656
  ("_record_scheme",adv_record_scheme_tr),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   657
  ("_record_type",adv_record_type_tr),
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   658
  ("_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
   659
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   660
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   661
(* print translations *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   662
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   663
val print_record_type_abbr = ref true;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   664
val print_record_type_as_fields = ref true;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   665
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   666
fun gen_field_upds_tr' mark sfx (tm as Const (name_field, _) $ (Const ("K_record",_)$t) $ u) =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   667
    (case try (unsuffix sfx) name_field of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   668
      SOME name =>
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   669
        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
   670
     | NONE => ([], tm))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   671
  | gen_field_upds_tr' _ _ tm = ([], tm);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   672
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   673
fun record_update_tr' tm =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   674
  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
   675
    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
   676
    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
   677
          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
   678
  end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   679
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   680
fun gen_field_tr' sfx tr' name =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   681
  let val name_sfx = suffix sfx name
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   682
  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
   683
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   684
fun record_tr' sep mark record record_scheme unit ctxt t =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   685
  let
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   686
    val thy = ProofContext.theory_of ctxt;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   687
    fun field_lst t =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   688
      (case strip_comb t of
17600
9ae09014730c bugfix in record_tr'
schirmer
parents: 17510
diff changeset
   689
        (Const (ext,_),args as (_::_))
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   690
         => (case try (unsuffix extN) (Sign.intern_const thy ext) of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   691
               SOME ext'
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   692
               => (case get_extfields thy ext' of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   693
                     SOME flds
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   694
                     => (let
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   695
                          val (f::fs) = but_last (map fst flds);
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   696
                          val flds' = Sign.extern_const thy f :: map NameSpace.base fs;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   697
                          val (args',more) = split_last args;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   698
                         in (flds'~~args')@field_lst more end
19841
f2fa72c13186 avoid unqualified exception;
wenzelm
parents: 19750
diff changeset
   699
                         handle Library.UnequalLengths => [("",t)])
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   700
                   | NONE => [("",t)])
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   701
             | NONE => [("",t)])
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   702
       | _ => [("",t)])
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   703
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   704
    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
   705
    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
   706
    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
   707
    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
   708
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   709
  in if unit more
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   710
     then Syntax.const record$flds''
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   711
     else Syntax.const record_scheme$flds''$more
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   712
  end
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   713
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   714
fun gen_record_tr' name =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   715
  let val name_sfx = suffix extN name;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   716
      val unit = (fn Const ("Unity",_) => true | _ => false);
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   717
      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
   718
                       (list_comb (Syntax.const name_sfx,ts))
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   719
  in (name_sfx,tr')
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   720
  end
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   721
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   722
fun print_translation names =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   723
  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
   724
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   725
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   726
(* 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
   727
(* the (nested) extension types.                                                    *)
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   728
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
   729
  let
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   730
      val thy = ProofContext.theory_of ctxt;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   731
      (* 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
   732
      (* 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
   733
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   734
      fun get_sort xs n = AList.lookup (op =) xs n |> the_default (Sign.defaultS thy);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   735
15273
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
   736
      (* WORKAROUND:
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   737
       * 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
   738
       * may be some internal frees donoted by ??:
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   739
       * (Const "_tfree",_)$Free ("??'a",_).
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   740
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   741
       * This will unfortunately be translated to Type ("??'a",[]) instead of
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   742
       * 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
   743
       * fixT works around.
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
   744
       *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   745
      fun fixT (T as Type (x,[])) =
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   746
            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
   747
        | 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
   748
        | fixT T = T;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   749
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   750
      val T = fixT (Sign.intern_typ thy
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   751
                      (Syntax.typ_of_term (get_sort (Syntax.raw_term_sorts tm)) I tm));
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   752
      val midx = maxidx_of_typ T;
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   753
      val varifyT = varifyT midx;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   754
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   755
      fun mk_type_abbr subst name alphas =
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   756
          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
   757
          in Syntax.term_of_typ (! Syntax.show_sorts)
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   758
               (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
   759
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   760
      fun match rT T = (Sign.typ_match thy (varifyT rT,T) 
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   761
                                                Vartab.empty);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   762
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   763
   in if !print_record_type_abbr
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   764
      then (case last_extT T of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   765
             SOME (name,_)
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   766
              => if name = lastExt
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   767
                 then
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   768
                  (let
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   769
                     val subst = match schemeT T
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   770
                   in
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   771
                    if HOLogic.is_unitT (Envir.norm_type subst (varifyT (TFree(zeta,Sign.defaultS thy))))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   772
                    then mk_type_abbr subst abbr alphas
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   773
                    else mk_type_abbr subst (suffix schemeN abbr) (alphas@[zeta])
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   774
                   end handle TYPE_MATCH => default_tr' ctxt tm)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   775
                 else raise Match (* give print translation of specialised record a chance *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   776
            | _ => raise Match)
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   777
       else default_tr' ctxt tm
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   778
  end
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   779
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   780
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
   781
  let
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   782
    val thy = ProofContext.theory_of ctxt;
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   783
    fun get_sort xs n = AList.lookup (op =) xs n |> the_default (Sign.defaultS thy);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   784
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   785
    val T = Sign.intern_typ thy (Syntax.typ_of_term (get_sort (Syntax.raw_term_sorts t)) I t)
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   786
    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
   787
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   788
    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
   789
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   790
    fun field_lst T =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   791
      (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
   792
        Type (ext, args)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   793
         => (case try (unsuffix ext_typeN) ext of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   794
               SOME ext'
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   795
               => (case get_extfields thy ext' of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   796
                     SOME flds
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   797
                     => (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
   798
                           SOME (_, alphas)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   799
                           => (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
   800
                                val (f :: fs) = but_last flds;
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   801
                                val flds' = apfst (Sign.extern_const thy) f
22219
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   802
                                  :: map (apfst NameSpace.base) fs;
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   803
                                val (args', more) = split_last args;
19748
5d05d091eecb fixed bug in type print translations
schirmer
parents: 19343
diff changeset
   804
                                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
   805
                                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
   806
                                  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
   807
                                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
   808
                                  (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
   809
                              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
   810
                              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
   811
                                  | 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
   812
                         | 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
   813
                   | 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
   814
             | 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
   815
        | _ => [("", T)])
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   816
22219
61b5bab471ce print translation for record types with empty-sorted type variables raise Match instead of producing an error
haftmann
parents: 21962
diff changeset
   817
    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
   818
    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
   819
    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
   820
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   821
  in if not (!print_record_type_as_fields) orelse null flds then raise Match
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   822
     else if moreT = HOLogic.unitT
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   823
          then Syntax.const record$flds''
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   824
          else Syntax.const record_scheme$flds''$term_of_type moreT
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   825
  end
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   826
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   827
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   828
fun gen_record_type_tr' name =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   829
  let val name_sfx = suffix ext_typeN name;
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   830
      fun tr' ctxt ts = record_type_tr' "_field_types" "_field_type"
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   831
                       "_record_type" "_record_type_scheme" ctxt
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   832
                       (list_comb (Syntax.const name_sfx,ts))
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   833
  in (name_sfx,tr')
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   834
  end
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   835
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   836
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   837
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
   838
  let val name_sfx = suffix ext_typeN name;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   839
      val default_tr' = record_type_tr' "_field_types" "_field_type"
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   840
                               "_record_type" "_record_type_scheme"
21772
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   841
      fun tr' ctxt ts =
7c7ade4f537b advanced translation functions: Proof.context;
wenzelm
parents: 21708
diff changeset
   842
          record_type_abbr_tr' default_tr' abbr alphas zeta lastExt schemeT ctxt
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   843
                               (list_comb (Syntax.const name_sfx,ts))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   844
  in (name_sfx, tr') end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
   845
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   846
(** record simprocs **)
14358
233c5bd5b539 cleaning up
schirmer
parents: 14255
diff changeset
   847
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   848
val record_quick_and_dirty_sensitive = ref false;
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   849
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
   850
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   851
fun quick_and_dirty_prove stndrd thy asms prop tac =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   852
  if !record_quick_and_dirty_sensitive andalso !quick_and_dirty
20049
f48c4a3a34bc Goal.prove: context;
wenzelm
parents: 19841
diff changeset
   853
  then Goal.prove (ProofContext.init thy) [] []
f48c4a3a34bc Goal.prove: context;
wenzelm
parents: 19841
diff changeset
   854
        (Logic.list_implies (map Logic.varify asms,Logic.varify prop))
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   855
        (K (SkipProof.cheat_tac HOL.thy))
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   856
        (* standard can take quite a while for large records, thats why
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   857
         * we varify the proposition manually here.*)
20049
f48c4a3a34bc Goal.prove: context;
wenzelm
parents: 19841
diff changeset
   858
  else let val prf = Goal.prove (ProofContext.init thy) [] asms prop tac;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   859
       in if stndrd then standard prf else prf end;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
   860
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   861
fun quick_and_dirty_prf noopt opt () =
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   862
      if !record_quick_and_dirty_sensitive andalso !quick_and_dirty
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
   863
      then noopt ()
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
   864
      else opt ();
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
   865
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   866
local
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   867
fun abstract_over_fun_app (Abs (f,fT,t)) =
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   868
  let
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   869
     val (f',t') = Term.dest_abs (f,fT,t);
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   870
     val T = domain_type fT;
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   871
     val (x,T') = hd (Term.variant_frees t' [("x",T)]);
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   872
     val f_x = Free (f',fT)$(Free (x,T'));
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   873
     fun is_constr (Const (c,_)$_) = can (unsuffix extN) c
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   874
       | is_constr _ = false;
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   875
     fun subst (t as u$w) = if Free (f',fT)=u 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   876
                            then if is_constr w then f_x 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   877
                                 else raise TERM ("abstract_over_fun_app",[t])
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   878
                            else subst u$subst w
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   879
       | subst (Abs (x,T,t)) = (Abs (x,T,subst t))
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   880
       | subst t = t
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   881
     val t'' = abstract_over (f_x,subst t');
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   882
     val vars = strip_qnt_vars "all" t'';
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   883
     val bdy = strip_qnt_body "all" t'';
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   884
     
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   885
  in list_abs ((x,T')::vars,bdy) end
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   886
  | abstract_over_fun_app t = raise TERM ("abstract_over_fun_app",[t]);
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   887
(* Generates a theorem of the kind:
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   888
 * !!f x*. PROP P (f ( r x* ) x* == !!r x*. PROP P r x* 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   889
 *) 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   890
fun mk_fun_apply_eq (Abs (f, fT, t)) thy =
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   891
  let
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   892
    val rT = domain_type fT;
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   893
    val vars = Term.strip_qnt_vars "all" t;
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   894
    val Ts = map snd vars;
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   895
    val n = length vars;
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   896
    fun app_bounds 0 t = t$Bound 0
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   897
      | app_bounds n t = if n > 0 then app_bounds (n-1) (t$Bound n) else t
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   898
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   899
   
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   900
    val [P,r] = Term.variant_frees t [("P",rT::Ts--->Term.propT),("r",Ts--->rT)];
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   901
    val prop = Logic.mk_equals
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   902
                (list_all ((f,fT)::vars,
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   903
                           app_bounds (n - 1) ((Free P)$(Bound n$app_bounds (n-1) (Free r)))),
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   904
                 list_all ((fst r,rT)::vars,
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   905
                           app_bounds (n - 1) ((Free P)$Bound n))); 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   906
    val prove_standard = quick_and_dirty_prove true thy;
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   907
    val thm = prove_standard [] prop (fn prems =>
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   908
	 EVERY [rtac equal_intr_rule 1, 
21687
f689f729afab reorganized structure Goal vs. Tactic;
wenzelm
parents: 21546
diff changeset
   909
                Goal.norm_hhf_tac 1,REPEAT (etac meta_allE 1), atac 1,
f689f729afab reorganized structure Goal vs. Tactic;
wenzelm
parents: 21546
diff changeset
   910
                Goal.norm_hhf_tac 1,REPEAT (etac meta_allE 1), atac 1]);
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   911
  in thm end
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   912
  | mk_fun_apply_eq t thy = raise TERM ("mk_fun_apply_eq",[t]);
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   913
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   914
in
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   915
(* During proof of theorems produced by record_simproc you can end up in
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   916
 * situations like "!!f ... . ... f r ..." where f is an extension update function.
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   917
 * In order to split "f r" we transform this to "!!r ... . ... r ..." so that the
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   918
 * usual split rules for extensions can apply.
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   919
 *)
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   920
val record_split_f_more_simproc =
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   921
  Simplifier.simproc HOL.thy "record_split_f_more_simp" ["x"]
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   922
    (fn thy => fn _ => fn t =>
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   923
      (case t of (Const ("all", Type (_, [Type (_, [Type("fun",[T,T']), _]), _])))$
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   924
                  (trm as Abs _) =>
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   925
         (case rec_id (~1) T of
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   926
            "" => NONE
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   927
          | n => if T=T'  
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   928
                 then (let
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   929
                        val P=cterm_of thy (abstract_over_fun_app trm); 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   930
                        val thm = mk_fun_apply_eq trm thy;
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   931
                        val PV = cterm_of thy (hd (term_vars (prop_of thm)));
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   932
                        val thm' = cterm_instantiate [(PV,P)] thm;
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   933
                       in SOME  thm' end handle TERM _ => NONE)
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   934
                else NONE) 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   935
       | _ => NONE))
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   936
end
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   937
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   938
fun prove_split_simp thy ss T prop =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   939
  let
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   940
    val {sel_upd={simpset,...},extsplit,...} = RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   941
    val extsplits =
17412
e26cb20ef0cc TableFun/Symtab: curried lookup and update;
wenzelm
parents: 17377
diff changeset
   942
            Library.foldl (fn (thms,(n,_)) => the_list (Symtab.lookup extsplit n) @ thms)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   943
                    ([],dest_recTs T);
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   944
    val thms = (case get_splits thy (rec_id (~1) T) of
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   945
                   SOME (all_thm,_,_,_) =>
15203
4481ada46cbb bug-fix
schirmer
parents: 15059
diff changeset
   946
                     all_thm::(case extsplits of [thm] => [] | _ => extsplits)
4481ada46cbb bug-fix
schirmer
parents: 15059
diff changeset
   947
                              (* [thm] is the same as all_thm *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   948
                 | NONE => extsplits)
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   949
    val thms'=K_comp_convs@thms;
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   950
    val ss' = (Simplifier.inherit_context ss simpset 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   951
                addsimps thms'
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   952
                addsimprocs [record_split_f_more_simproc]);
16973
b2a894562b8f simprocs: Simplifier.inherit_bounds;
wenzelm
parents: 16934
diff changeset
   953
  in
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   954
    quick_and_dirty_prove true thy [] prop (fn _ => simp_tac ss' 1)
15203
4481ada46cbb bug-fix
schirmer
parents: 15059
diff changeset
   955
  end;
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
   956
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
   957
15059
schirmer
parents: 15058
diff changeset
   958
local
16822
7fa91e6176ed avoiding even more garbage
schirmer
parents: 16783
diff changeset
   959
fun eq (s1:string) (s2:string) = (s1 = s2);
7fa91e6176ed avoiding even more garbage
schirmer
parents: 16783
diff changeset
   960
fun has_field extfields f T =
18931
427df66052a1 TableFun: renamed xxx_multi to xxx_list;
wenzelm
parents: 18928
diff changeset
   961
     exists (fn (eN,_) => exists (eq f o fst) (Symtab.lookup_list extfields eN))
16822
7fa91e6176ed avoiding even more garbage
schirmer
parents: 16783
diff changeset
   962
       (dest_recTs T);
15059
schirmer
parents: 15058
diff changeset
   963
in
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   964
(* record_simproc *)
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   965
(* 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
   966
 *  (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
   967
 *  (2)  S (X_update k r) = S r
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   968
 * 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
   969
 *  S (X_update x (Y_update y (S_update k r))) = k (S r)
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   970
 * But be careful in (2) because of the extendibility of records.
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   971
 * - If S is a more-selector we have to make sure that the update on component
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   972
 *   X does not affect the selected subrecord.
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   973
 * - 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
   974
 *   subrecord.
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   975
 *)
13462
56610e2ba220 sane interface for simprocs;
wenzelm
parents: 13419
diff changeset
   976
val record_simproc =
17616
f526e2b9fe9e simprocs: pattern now "x" (the proc is supposed to discriminate faster than Pattern.match);
wenzelm
parents: 17600
diff changeset
   977
  Simplifier.simproc HOL.thy "record_simp" ["x"]
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   978
    (fn thy => fn ss => fn t =>
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
   979
      (case t of (sel as Const (s, Type (_,[domS,rangeS])))$
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
   980
                   ((upd as Const (u,Type(_,[_,Type (_,[rT,_])]))) $ k $ r)=>
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   981
        if is_selector thy s then
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   982
          (case get_updates thy u of SOME u_name =>
13462
56610e2ba220 sane interface for simprocs;
wenzelm
parents: 13419
diff changeset
   983
            let
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
   984
              val {sel_upd={updates,...},extfields,...} = RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   985
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
   986
              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
   987
                  (case Symtab.lookup updates u of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
   988
                     NONE => NONE
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
   989
                   | SOME u_name
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
   990
                     => if u_name = s
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   991
                        then (case mk_eq_terms r of 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   992
                               NONE => 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   993
                                 let
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   994
                                   val rv = ("r",rT)
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   995
                                   val rb = Bound 0
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   996
                                   val kv = ("k",kT)
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   997
                                   val kb = Bound 1
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
   998
                                  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
   999
                              | SOME (trm,trm',vars) =>
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1000
                                 let
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1001
                                   val kv = ("k",kT)
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1002
                                   val kb = Bound (length vars)
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1003
                                 in SOME (upd$kb$trm,kb$trm',kv::vars) end)
16822
7fa91e6176ed avoiding even more garbage
schirmer
parents: 16783
diff changeset
  1004
                        else if has_field extfields u_name rangeS
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1005
                             orelse has_field extfields s (domain_type kT)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1006
                             then NONE
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1007
                             else (case mk_eq_terms r of
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1008
                                     SOME (trm,trm',vars)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1009
                                     => let
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1010
                                          val kv = ("k",kT)
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1011
                                          val kb = Bound (length vars)
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1012
                                        in SOME (upd$kb$trm,trm',kv::vars) end
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1013
                                   | NONE
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1014
                                     => let
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1015
                                          val rv = ("r",rT)
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1016
                                          val rb = Bound 0
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1017
                                          val kv = ("k",kT)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1018
                                          val kb = Bound 1
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1019
                                        in SOME (upd$kb$rb,sel$rb,[kv,rv]) end))
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1020
                | mk_eq_terms r = NONE
13462
56610e2ba220 sane interface for simprocs;
wenzelm
parents: 13419
diff changeset
  1021
            in
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1022
              (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
  1023
                 SOME (trm,trm',vars)
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1024
                 => SOME (prove_split_simp thy ss domS
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1025
                                 (list_all(vars,(equals rangeS$(sel$trm)$trm'))))
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1026
               | NONE => NONE)
13462
56610e2ba220 sane interface for simprocs;
wenzelm
parents: 13419
diff changeset
  1027
            end
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1028
          | NONE => NONE)
17510
5e3ce025e1a5 tuned simprocs;
wenzelm
parents: 17485
diff changeset
  1029
        else NONE
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1030
      | _ => NONE));
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
  1031
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1032
(* record_upd_simproc *)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1033
(* simplify multiple updates:
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1034
 *  (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
  1035
          (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
  1036
 *  (2)  "r(|M:= M r|) = r"
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1037
 * For (2) special care of "more" updates has to be taken:
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1038
 *    r(|more := m; A := A r|)
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1039
 * If A is contained in the fields of m we cannot remove the update A := A r!
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1040
 * (But r(|more := r; A := A (r(|more := r|))|) = r(|more := r|)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1041
*)
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1042
val record_upd_simproc =
17616
f526e2b9fe9e simprocs: pattern now "x" (the proc is supposed to discriminate faster than Pattern.match);
wenzelm
parents: 17600
diff changeset
  1043
  Simplifier.simproc HOL.thy "record_upd_simp" ["x"]
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1044
    (fn thy => fn ss => fn t =>
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1045
      (case t of ((upd as Const (u, Type(_,[_,Type(_,[rT,_])]))) $ k $ r) =>
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1046
         let datatype ('a,'b) calc = Init of 'b | Inter of 'a
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1047
             val {sel_upd={selectors,updates,...},extfields,...} = RecordsData.get thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1048
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1049
             (*fun mk_abs_var x t = (x, fastype_of t);*)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1050
             fun sel_name u = NameSpace.base (unsuffix updateN u);
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1051
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1052
             fun seed s (upd as Const (more,Type(_,[mT,_]))$ k $ r) =
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1053
                  if has_field extfields s (domain_type' mT) then upd else seed s r
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1054
               | seed _ r = r;
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1055
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1056
             fun grow u uT k kT vars (sprout,skeleton) =
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1057
                   if sel_name u = moreN
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1058
                   then let val kv = ("k", kT);
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1059
                            val kb = Bound (length vars);
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1060
                        in ((Const (u,uT)$k$sprout,Const (u,uT)$kb$skeleton),kv::vars) end
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1061
                   else ((sprout,skeleton),vars);
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1062
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1063
             fun is_upd_same (sprout,skeleton) u 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1064
                                ((K_rec as Const ("Record.K_record",_))$
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1065
                                  ((sel as Const (s,_))$r)) =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1066
                   if (unsuffix updateN u) = s andalso (seed s sprout) = r
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1067
                   then SOME (K_rec,sel,seed s skeleton)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1068
                   else NONE
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1069
               | is_upd_same _ _ _ = NONE
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1070
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1071
             fun init_seed r = ((r,Bound 0), [("r", rT)]);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1072
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1073
             fun add (n:string) f fmaps = 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1074
               (case AList.lookup (op =) fmaps n of
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1075
                  NONE => AList.update (op =) (n,[f]) fmaps
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1076
                | SOME fs => AList.update (op =) (n,f::fs) fmaps) 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1077
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1078
             fun comps (n:string) T fmaps = 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1079
               (case AList.lookup (op =) fmaps n of
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1080
                 SOME fs => 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1081
                   foldr1 (fn (f,g) => Const ("Fun.comp",(T-->T)-->(T-->T)-->(T-->T))$f$g) fs
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1082
                | NONE => error ("record_upd_simproc.comps"))
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1083
             
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1084
             (* mk_updterm returns either
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1085
              *  - Init (orig-term, orig-term-skeleton, vars) if no optimisation can be made,
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1086
              *     where vars are the bound variables in the skeleton
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1087
              *  - Inter (orig-term-skeleton,simplified-term-skeleton,
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1088
              *           vars, (term-sprout, skeleton-sprout))
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1089
              *     where "All vars. orig-term-skeleton = simplified-term-skeleton" is
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1090
              *     the desired simplification rule,
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1091
              *     the sprouts accumulate the "more-updates" on the way from the seed
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1092
              *     to the outermost update. It is only relevant to calculate the
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1093
              *     possible simplification for (2)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1094
              * The algorithm first walks down the updates to the seed-record while
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1095
              * memorising the updates in the already-table. While walking up the
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1096
              * updates again, the optimised term is constructed.
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1097
              *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1098
             fun mk_updterm upds already
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1099
                 (t as ((upd as Const (u,uT as (Type (_,[kT,_])))) $ k $ r)) =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1100
                 if Symtab.defined upds u
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1101
                 then let
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1102
                         fun rest already = mk_updterm upds already
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1103
                      in if u mem_string already
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1104
                         then (case (rest already r) of
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1105
                                 Init ((sprout,skel),vars) =>
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1106
                                 let
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1107
                                   val n = sel_name u;
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1108
                                   val kv = (n, kT);
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1109
                                   val kb = Bound (length vars);
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1110
                                   val (sprout',vars')= grow u uT k kT (kv::vars) (sprout,skel);
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1111
                                 in Inter (upd$kb$skel,skel,vars',add n kb [],sprout') end
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1112
                               | Inter (trm,trm',vars,fmaps,sprout) =>
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1113
                                 let
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1114
                                   val n = sel_name u;
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1115
                                   val kv = (n, kT);
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1116
                                   val kb = Bound (length vars);
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1117
                                   val (sprout',vars') = grow u uT k kT (kv::vars) sprout;
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1118
                                 in Inter(upd$kb$trm,trm',kv::vars',add n kb fmaps,sprout') 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1119
                                 end)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1120
                         else
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1121
                          (case rest (u::already) r of
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1122
                             Init ((sprout,skel),vars) =>
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1123
                              (case is_upd_same (sprout,skel) u k of
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1124
                                 SOME (K_rec,sel,skel') =>
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1125
                                 let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1126
                                   val (sprout',vars') = grow u uT k kT vars (sprout,skel);
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1127
                                  in Inter(upd$(K_rec$(sel$skel'))$skel,skel,vars',[],sprout')
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1128
                                  end
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1129
                               | NONE =>
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1130
                                 let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1131
                                   val kv = (sel_name u, kT);
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1132
                                   val kb = Bound (length vars);
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1133
                                 in Init ((upd$k$sprout,upd$kb$skel),kv::vars) end)
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1134
                           | Inter (trm,trm',vars,fmaps,sprout) =>
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1135
                               (case is_upd_same sprout u k of
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1136
                                  SOME (K_rec,sel,skel) =>
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1137
                                  let
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1138
                                    val (sprout',vars') = grow u uT k kT vars sprout
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1139
                                  in Inter(upd$(K_rec$(sel$skel))$trm,trm',vars',fmaps,sprout')
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1140
                                  end
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1141
                                | NONE =>
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1142
                                  let
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1143
                                    val n = sel_name u
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1144
                                    val T = domain_type kT
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1145
                                    val kv = (n, kT)
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1146
                                    val kb = Bound (length vars)
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1147
                                    val (sprout',vars') = grow u uT k kT (kv::vars) sprout
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1148
                                    val fmaps' = add n kb fmaps 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1149
                                  in Inter (upd$kb$trm,upd$comps n T fmaps'$trm'
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1150
                                           ,vars',fmaps',sprout') end))
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1151
                     end
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1152
                 else Init (init_seed t)
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1153
               | mk_updterm _ _ t = Init (init_seed t);
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1154
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1155
         in (case mk_updterm updates [] t of
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1156
               Inter (trm,trm',vars,_,_)
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1157
                => SOME (prove_split_simp thy ss rT
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1158
                          (list_all(vars,(equals rT$trm$trm'))))
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1159
             | _ => NONE)
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1160
         end 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1161
       | _ => NONE))
15059
schirmer
parents: 15058
diff changeset
  1162
end
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1163
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1164
(* record_eq_simproc *)
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1165
(* looks up the most specific record-equality.
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1166
 * Note on efficiency:
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1167
 * Testing equality of records boils down to the test of equality of all components.
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1168
 * Therefore the complexity is: #components * complexity for single component.
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1169
 * Especially if a record has a lot of components it may be better to split up
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1170
 * the record first and do simplification on that (record_split_simp_tac).
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1171
 * e.g. r(|lots of updates|) = x
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1172
 *
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1173
 *               record_eq_simproc       record_split_simp_tac
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1174
 * Complexity: #components * #updates     #updates
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1175
 *
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1176
 *)
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
  1177
val record_eq_simproc =
17510
5e3ce025e1a5 tuned simprocs;
wenzelm
parents: 17485
diff changeset
  1178
  Simplifier.simproc HOL.thy "record_eq_simp" ["r = s"]
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1179
    (fn thy => fn _ => fn t =>
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
  1180
      (case t of Const ("op =", Type (_, [T, _])) $ _ $ _ =>
15273
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
  1181
        (case rec_id (~1) T of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1182
           "" => NONE
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1183
         | name => (case get_equalities thy name of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1184
                                NONE => NONE
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1185
                              | SOME thm => SOME (thm RS Eq_TrueI)))
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1186
       | _ => NONE));
14079
1c22e5499eeb - record_split_tac now also works for object-level universal quantifier
berghofe
parents: 13904
diff changeset
  1187
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1188
(* record_split_simproc *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1189
(* splits quantified occurrences of records, for which P holds. P can peek on the
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1190
 * subterm starting at the quantified occurrence of the record (including the quantifier)
15273
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
  1191
 * P t = 0: do not split
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
  1192
 * P t = ~1: completely split
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
  1193
 * P t > 0: split up to given bound of record extensions
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1194
 *)
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1195
fun record_split_simproc P =
17616
f526e2b9fe9e simprocs: pattern now "x" (the proc is supposed to discriminate faster than Pattern.match);
wenzelm
parents: 17600
diff changeset
  1196
  Simplifier.simproc HOL.thy "record_split_simp" ["x"]
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1197
    (fn thy => fn _ => fn t =>
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1198
      (case t of (Const (quantifier, Type (_, [Type (_, [T, _]), _])))$trm =>
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1199
         if quantifier = "All" orelse quantifier = "all" orelse quantifier = "Ex"
15273
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
  1200
         then (case rec_id (~1) T of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1201
                 "" => NONE
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1202
               | name
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1203
                  => let val split = P t
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1204
                     in if split <> 0 then
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1205
                        (case get_splits thy (rec_id split T) of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1206
                              NONE => NONE
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1207
                            | SOME (all_thm, All_thm, Ex_thm,_)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1208
                               => SOME (case quantifier of
15273
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
  1209
                                          "all" => all_thm
21546
268b6bed0cc8 removed HOL structure
haftmann
parents: 21363
diff changeset
  1210
                                        | "All" => All_thm RS eq_reflection
268b6bed0cc8 removed HOL structure
haftmann
parents: 21363
diff changeset
  1211
                                        | "Ex"  => Ex_thm RS eq_reflection
15273
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
  1212
                                        | _     => error "record_split_simproc"))
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1213
                        else NONE
15273
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
  1214
                      end)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1215
         else NONE
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1216
       | _ => NONE))
7178
50b9849cf6ad record_simproc for sel-upd (by Sebastian Nanz);
wenzelm
parents: 6851
diff changeset
  1217
14427
cea7d2f76112 added record_ex_sel_eq_simproc
schirmer
parents: 14358
diff changeset
  1218
val record_ex_sel_eq_simproc =
17510
5e3ce025e1a5 tuned simprocs;
wenzelm
parents: 17485
diff changeset
  1219
  Simplifier.simproc HOL.thy "record_ex_sel_eq_simproc" ["Ex t"]
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1220
    (fn thy => fn ss => fn t =>
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1221
       let
16973
b2a894562b8f simprocs: Simplifier.inherit_bounds;
wenzelm
parents: 16934
diff changeset
  1222
         fun prove prop =
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1223
           quick_and_dirty_prove true thy [] prop
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1224
             (fn _ => simp_tac (Simplifier.inherit_context ss (get_simpset thy)
16973
b2a894562b8f simprocs: Simplifier.inherit_bounds;
wenzelm
parents: 16934
diff changeset
  1225
               addsimps simp_thms addsimprocs [record_split_simproc (K ~1)]) 1);
14959
schirmer
parents: 14854
diff changeset
  1226
schirmer
parents: 14854
diff changeset
  1227
         fun mkeq (lr,Teq,(sel,Tsel),x) i =
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1228
              if is_selector thy sel then
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1229
                 let val x' = if not (loose_bvar1 (x,0))
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1230
                              then Free ("x" ^ string_of_int i, range_type Tsel)
14959
schirmer
parents: 14854
diff changeset
  1231
                              else raise TERM ("",[x]);
schirmer
parents: 14854
diff changeset
  1232
                     val sel' = Const (sel,Tsel)$Bound 0;
schirmer
parents: 14854
diff changeset
  1233
                     val (l,r) = if lr then (sel',x') else (x',sel');
schirmer
parents: 14854
diff changeset
  1234
                  in Const ("op =",Teq)$l$r end
17510
5e3ce025e1a5 tuned simprocs;
wenzelm
parents: 17485
diff changeset
  1235
              else raise TERM ("",[Const (sel,Tsel)]);
14959
schirmer
parents: 14854
diff changeset
  1236
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1237
         fun dest_sel_eq (Const ("op =",Teq)$(Const (sel,Tsel)$Bound 0)$X) =
14959
schirmer
parents: 14854
diff changeset
  1238
                           (true,Teq,(sel,Tsel),X)
schirmer
parents: 14854
diff changeset
  1239
           | dest_sel_eq (Const ("op =",Teq)$X$(Const (sel,Tsel)$Bound 0)) =
schirmer
parents: 14854
diff changeset
  1240
                           (false,Teq,(sel,Tsel),X)
schirmer
parents: 14854
diff changeset
  1241
           | dest_sel_eq _ = raise TERM ("",[]);
schirmer
parents: 14854
diff changeset
  1242
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1243
       in
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1244
         (case t of
14959
schirmer
parents: 14854
diff changeset
  1245
           (Const ("Ex",Tex)$Abs(s,T,t)) =>
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1246
             (let val eq = mkeq (dest_sel_eq t) 0;
14959
schirmer
parents: 14854
diff changeset
  1247
                 val prop = list_all ([("r",T)],
schirmer
parents: 14854
diff changeset
  1248
                              Logic.mk_equals (Const ("Ex",Tex)$Abs(s,T,eq),
schirmer
parents: 14854
diff changeset
  1249
                                               HOLogic.true_const));
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1250
             in SOME (prove prop) end
16872
a51699621d22 removed some garbage;
schirmer
parents: 16822
diff changeset
  1251
             handle TERM _ => NONE)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1252
          | _ => NONE)
14427
cea7d2f76112 added record_ex_sel_eq_simproc
schirmer
parents: 14358
diff changeset
  1253
         end)
cea7d2f76112 added record_ex_sel_eq_simproc
schirmer
parents: 14358
diff changeset
  1254
5698
2b5d9bdec5af field types: datatype;
wenzelm
parents: 5290
diff changeset
  1255
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1256
6358
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  1257
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1258
local
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1259
val inductive_atomize = thms "induct_atomize";
18464
a081b771392c induct_rulify;
wenzelm
parents: 18377
diff changeset
  1260
val inductive_rulify = thms "induct_rulify";
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1261
in
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1262
(* record_split_simp_tac *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1263
(* splits (and simplifies) all records in the goal for which P holds.
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1264
 * For quantified occurrences of a record
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1265
 * P can peek on the whole subterm (including the quantifier); for free variables P
15273
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
  1266
 * can only peek on the variable itself.
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
  1267
 * P t = 0: do not split
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
  1268
 * P t = ~1: completely split
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1269
 * P t > 0: split up to given bound of record extensions
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1270
 *)
15248
b436486091a6 record_split_simp_tac now can get simp rules as parameter
schirmer
parents: 15215
diff changeset
  1271
fun record_split_simp_tac thms P i st =
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1272
  let
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1273
    val thy = Thm.theory_of_thm st;
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1274
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1275
    val has_rec = exists_Const
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1276
      (fn (s, Type (_, [Type (_, [T, _]), _])) =>
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1277
          (s = "all" orelse s = "All" orelse s = "Ex") andalso is_recT T
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1278
        | _ => false);
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1279
18011
685d95c793ff cleaned up nth, nth_update, nth_map and nth_string functions
haftmann
parents: 17960
diff changeset
  1280
    val goal = nth (Thm.prems_of st) (i - 1);
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1281
    val frees = List.filter (is_recT o type_of) (term_frees goal);
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1282
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1283
    fun mk_split_free_tac free induct_thm i =
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1284
        let val cfree = cterm_of thy free;
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1285
            val (_$(_$r)) = concl_of induct_thm;
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1286
            val crec = cterm_of thy r;
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1287
            val thm  = cterm_instantiate [(crec,cfree)] induct_thm;
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1288
        in EVERY [simp_tac (HOL_basic_ss addsimps inductive_atomize) i,
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1289
                  rtac thm i,
18464
a081b771392c induct_rulify;
wenzelm
parents: 18377
diff changeset
  1290
                  simp_tac (HOL_basic_ss addsimps inductive_rulify) i]
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1291
        end;
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1292
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1293
    fun split_free_tac P i (free as Free (n,T)) =
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1294
        (case rec_id (~1) T of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1295
           "" => NONE
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1296
         | name => let val split = P free
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1297
                   in if split <> 0 then
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1298
                      (case get_splits thy (rec_id split T) of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1299
                             NONE => NONE
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1300
                           | SOME (_,_,_,induct_thm)
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1301
                               => SOME (mk_split_free_tac free induct_thm i))
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1302
                      else NONE
15273
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
  1303
                   end)
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1304
     | split_free_tac _ _ _ = NONE;
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1305
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1306
    val split_frees_tacs = List.mapPartial (split_free_tac P i) frees;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1307
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1308
    val simprocs = if has_rec goal then [record_split_simproc P] else [];
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1309
    val thms' = K_comp_convs@thms
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1310
  in st |> ((EVERY split_frees_tacs)
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1311
           THEN (Simplifier.full_simp_tac (get_simpset thy addsimps thms' addsimprocs simprocs) i))
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1312
  end handle Empty => Seq.empty;
14255
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1313
end;
e6e3e3f0deed Records:
schirmer
parents: 14079
diff changeset
  1314
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1315
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1316
(* record_split_tac *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1317
(* splits all records in the goal, which are quantified by ! or !!. *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1318
fun record_split_tac i st =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1319
  let
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1320
    val thy = Thm.theory_of_thm st;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1321
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1322
    val has_rec = exists_Const
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1323
      (fn (s, Type (_, [Type (_, [T, _]), _])) =>
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1324
          (s = "all" orelse s = "All") andalso is_recT T
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1325
        | _ => false);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1326
18011
685d95c793ff cleaned up nth, nth_update, nth_map and nth_string functions
haftmann
parents: 17960
diff changeset
  1327
    val goal = nth (Thm.prems_of st) (i - 1);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1328
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1329
    fun is_all t =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1330
      (case t of (Const (quantifier, _)$_) =>
15273
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
  1331
         if quantifier = "All" orelse quantifier = "all" then ~1 else 0
771af451a062 * extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents: 15258
diff changeset
  1332
       | _ => 0);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1333
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1334
  in if has_rec goal
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1335
     then Simplifier.full_simp_tac
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1336
           (HOL_basic_ss addsimprocs [record_split_simproc is_all]) i st
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1337
     else Seq.empty
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1338
  end handle Subscript => Seq.empty;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1339
6358
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  1340
(* wrapper *)
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  1341
5707
b0e631634b5a field_injects [iffs];
wenzelm
parents: 5698
diff changeset
  1342
val record_split_name = "record_split_tac";
b0e631634b5a field_injects [iffs];
wenzelm
parents: 5698
diff changeset
  1343
val record_split_wrapper = (record_split_name, fn tac => record_split_tac ORELSE' tac);
5698
2b5d9bdec5af field types: datatype;
wenzelm
parents: 5290
diff changeset
  1344
16330
934219e919e4 Sign.read_typ_abbrev;
wenzelm
parents: 16281
diff changeset
  1345
934219e919e4 Sign.read_typ_abbrev;
wenzelm
parents: 16281
diff changeset
  1346
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1347
(** theory extender interface **)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1348
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1349
(* prepare arguments *)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1350
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1351
fun read_raw_parent sign s =
16330
934219e919e4 Sign.read_typ_abbrev;
wenzelm
parents: 16281
diff changeset
  1352
  (case Sign.read_typ_abbrev (sign, K NONE) s handle TYPE (msg, _, _) => error msg of
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1353
    Type (name, Ts) => (Ts, name)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1354
  | _ => error ("Bad parent record specification: " ^ quote s));
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1355
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1356
fun read_typ sign (env, s) =
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1357
  let
17377
afaa031ed4da introduced AList.lookup
haftmann
parents: 17337
diff changeset
  1358
    fun def_sort (x, ~1) = AList.lookup (op =) env x
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1359
      | def_sort _ = NONE;
5060
7b86df67cc1a def_sort;
wenzelm
parents: 5052
diff changeset
  1360
    val T = Type.no_tvars (Sign.read_typ (sign, def_sort) s) handle TYPE (msg, _, _) => error msg;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1361
  in (Term.add_typ_tfrees (T, env), T) end;
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1362
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1363
fun cert_typ sign (env, raw_T) =
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1364
  let val T = Type.no_tvars (Sign.certify_typ sign raw_T) handle TYPE (msg, _, _) => error msg
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1365
  in (Term.add_typ_tfrees (T, env), T) end;
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  1366
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1367
(* attributes *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1368
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1369
fun case_names_fields x = RuleCases.case_names ["fields"] x;
18728
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
  1370
fun induct_type_global name = [case_names_fields, InductAttrib.induct_type name];
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
  1371
fun cases_type_global name = [case_names_fields, InductAttrib.cases_type name];
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1372
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1373
(* tactics *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1374
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1375
fun simp_all_tac ss simps = ALLGOALS (Simplifier.asm_full_simp_tac (ss addsimps simps));
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1376
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1377
(* do case analysis / induction according to rule on last parameter of ith subgoal
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1378
 * (or on s if there are no parameters);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1379
 * Instatiation of record variable (and predicate) in rule is calculated to
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1380
 * avoid problems with higher order unification.
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1381
 *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1382
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1383
fun try_param_tac s rule i st =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1384
  let
17510
5e3ce025e1a5 tuned simprocs;
wenzelm
parents: 17485
diff changeset
  1385
    val cert = cterm_of (Thm.theory_of_thm st);
18011
685d95c793ff cleaned up nth, nth_update, nth_map and nth_string functions
haftmann
parents: 17960
diff changeset
  1386
    val g = nth (prems_of st) (i - 1);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1387
    val params = Logic.strip_params g;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1388
    val concl = HOLogic.dest_Trueprop (Logic.strip_assums_concl g);
18145
6757627acf59 renamed Thm.cgoal_of to Thm.cprem_of;
wenzelm
parents: 18023
diff changeset
  1389
    val rule' = Thm.lift_rule (Thm.cprem_of st i) rule;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1390
    val (P, ys) = strip_comb (HOLogic.dest_Trueprop
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1391
      (Logic.strip_assums_concl (prop_of rule')));
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1392
    (* ca indicates if rule is a case analysis or induction rule *)
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1393
    val (x, ca) = (case rev (Library.drop (length params, ys)) of
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1394
        [] => (head_of (fst (HOLogic.dest_eq (HOLogic.dest_Trueprop
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1395
          (hd (rev (Logic.strip_assums_hyp (hd (prems_of rule')))))))), true)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1396
      | [x] => (head_of x, false));
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1397
    val rule'' = cterm_instantiate (map (pairself cert) (case (rev params) of
17377
afaa031ed4da introduced AList.lookup
haftmann
parents: 17337
diff changeset
  1398
        [] => (case AList.lookup (op =) (map dest_Free (term_frees (prop_of st))) s of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1399
          NONE => sys_error "try_param_tac: no such variable"
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1400
        | SOME T => [(P, if ca then concl else lambda (Free (s, T)) concl),
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1401
            (x, Free (s, T))])
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1402
      | (_, T) :: _ => [(P, list_abs (params, if ca then concl
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1403
          else incr_boundvars 1 (Abs (s, T, concl)))),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1404
        (x, list_abs (params, Bound 0))])) rule'
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1405
  in compose_tac (false, rule'', nprems_of rule) i st end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1406
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1407
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1408
(* !!x1 ... xn. ... ==> EX x1 ... xn. P x1 ... xn;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1409
   instantiates x1 ... xn with parameters x1 ... xn *)
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1410
fun ex_inst_tac i st =
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1411
  let
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1412
    val thy = Thm.theory_of_thm st;
18011
685d95c793ff cleaned up nth, nth_update, nth_map and nth_string functions
haftmann
parents: 17960
diff changeset
  1413
    val g = nth (prems_of st) (i - 1);
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1414
    val params = Logic.strip_params g;
18145
6757627acf59 renamed Thm.cgoal_of to Thm.cprem_of;
wenzelm
parents: 18023
diff changeset
  1415
    val exI' = Thm.lift_rule (Thm.cprem_of st i) exI;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1416
    val (_$(_$x)) = Logic.strip_assums_concl (hd (prems_of exI'));
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1417
    val cx = cterm_of thy (fst (strip_comb x));
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1418
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1419
  in Seq.single (Library.foldl (fn (st,v) =>
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1420
        Seq.hd
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1421
        (compose_tac (false, cterm_instantiate
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1422
                                [(cx,cterm_of thy (list_abs (params,Bound v)))] exI',1)
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1423
                i st)) (st,((length params) - 1) downto 0))
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1424
  end;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1425
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1426
fun extension_typedef name repT alphas thy =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1427
  let
20484
3d3d24186352 now using TypecopyPackage
haftmann
parents: 20350
diff changeset
  1428
    fun get_thms thy name =
3d3d24186352 now using TypecopyPackage
haftmann
parents: 20350
diff changeset
  1429
      let
3d3d24186352 now using TypecopyPackage
haftmann
parents: 20350
diff changeset
  1430
        val SOME { Abs_induct = abs_induct,
3d3d24186352 now using TypecopyPackage
haftmann
parents: 20350
diff changeset
  1431
          Abs_inject=abs_inject, Abs_inverse = abs_inverse, ...} = TypedefPackage.get_info thy name;
21708
45e7491bea47 reorganized structure Tactic vs. MetaSimplifier;
wenzelm
parents: 21687
diff changeset
  1432
        val rewrite_rule = MetaSimplifier.rewrite_rule [rec_UNIV_I, rec_True_simp];
20484
3d3d24186352 now using TypecopyPackage
haftmann
parents: 20350
diff changeset
  1433
      in map rewrite_rule [abs_inject, abs_inverse, abs_induct] end;
3d3d24186352 now using TypecopyPackage
haftmann
parents: 20350
diff changeset
  1434
  in
3d3d24186352 now using TypecopyPackage
haftmann
parents: 20350
diff changeset
  1435
    thy
3d3d24186352 now using TypecopyPackage
haftmann
parents: 20350
diff changeset
  1436
    |> TypecopyPackage.add_typecopy (suffix ext_typeN (Sign.base_name name), alphas) repT NONE
3d3d24186352 now using TypecopyPackage
haftmann
parents: 20350
diff changeset
  1437
    |-> (fn (name, _) => `(fn thy => get_thms thy name))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1438
  end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1439
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1440
fun mixit convs refls =
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1441
  let fun f ((res,lhs,rhs),refl) = ((refl,List.revAppend (lhs,refl::tl rhs))::res,hd rhs::lhs,tl rhs);
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1442
  in #1 (Library.foldl f (([],[],convs),refls)) end;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1443
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1444
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1445
fun extension_definition full name fields names alphas zeta moreT more vars thy =
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1446
  let
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1447
    val base = Sign.base_name;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1448
    val fieldTs = (map snd fields);
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1449
    val alphas_zeta = alphas@[zeta];
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1450
    val alphas_zetaTs = map (fn n => TFree (n, HOLogic.typeS)) alphas_zeta;
20071
8f3e1ddb50e6 replaced Term.variant(list) by Name.variant(_list);
wenzelm
parents: 20049
diff changeset
  1451
    val vT = TFree (Name.variant alphas_zeta "'v", HOLogic.typeS);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1452
    val extT_name = suffix ext_typeN name
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1453
    val extT = Type (extT_name, alphas_zetaTs);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1454
    val repT = foldr1 HOLogic.mk_prodT (fieldTs@[moreT]);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1455
    val fields_more = fields@[(full moreN,moreT)];
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1456
    val fields_moreTs = fieldTs@[moreT];
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1457
    val bfields_more = map (apfst base) fields_more;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1458
    val r = Free (rN,extT)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1459
    val len = length fields;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1460
    val idxms = 0 upto len;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1461
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1462
    (* prepare declarations and definitions *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1463
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1464
    (*fields constructor*)
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1465
    val ext_decl = (mk_extC (name,extT) fields_moreTs);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1466
    (*
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1467
    val ext_spec = Const ext_decl :==
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1468
         (foldr (uncurry lambda)
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1469
            (mk_Abs name repT extT $ (foldr1 HOLogic.mk_prod (vars@[more]))) (vars@[more]))
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1470
    *)
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1471
    val ext_spec = list_comb (Const ext_decl,vars@[more]) :==
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1472
         (mk_Abs name repT extT $ (foldr1 HOLogic.mk_prod (vars@[more])));
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1473
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1474
    fun mk_ext args = list_comb (Const ext_decl, args);
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1475
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1476
    (*destructors*)
16379
d29d27e0f59f more timing information
schirmer
parents: 16364
diff changeset
  1477
    val _ = timing_msg "record extension preparing definitions";
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1478
    val dest_decls = map (mk_selC extT o (apfst (suffix ext_dest))) bfields_more;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1479
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1480
    fun mk_dest_spec (i, (c,T)) =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1481
      let val snds = (funpow i HOLogic.mk_snd (mk_Rep name repT extT $ r))
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1482
      in Const (mk_selC extT (suffix ext_dest c,T))
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1483
         :== (lambda r (if i=len then snds else HOLogic.mk_fst snds))
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1484
      end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1485
    val dest_specs =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1486
      ListPair.map mk_dest_spec (idxms, fields_more);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1487
16379
d29d27e0f59f more timing information
schirmer
parents: 16364
diff changeset
  1488
    (*updates*)
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1489
    val upd_decls = map (mk_updC updN extT) bfields_more;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1490
    fun mk_upd_spec (c,T) =
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1491
      let
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1492
        val args = map (fn (n,nT) => if n=c then Free (base c,T --> T)$
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1493
                                                  (mk_sel r (suffix ext_dest n,nT))
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1494
                                     else (mk_sel r (suffix ext_dest n,nT)))
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1495
                       fields_more;
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1496
      in Const (mk_updC updN extT (c,T))$(Free (base c,T --> T))$r
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1497
          :== mk_ext args
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1498
      end;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1499
    val upd_specs = map mk_upd_spec fields_more;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1500
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1501
    (* 1st stage: defs_thy *)
16379
d29d27e0f59f more timing information
schirmer
parents: 16364
diff changeset
  1502
    fun mk_defs () =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1503
      thy
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1504
        |> extension_typedef name repT (alphas@[zeta])
18377
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  1505
        ||> Theory.add_consts_i
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1506
              (map Syntax.no_syn ((apfst base ext_decl)::dest_decls@upd_decls))
18377
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  1507
        ||>> PureThy.add_defs_i false (map Thm.no_attributes (ext_spec::dest_specs))
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  1508
        ||>> PureThy.add_defs_i false (map Thm.no_attributes upd_specs)
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  1509
        |> swap
16379
d29d27e0f59f more timing information
schirmer
parents: 16364
diff changeset
  1510
    val (defs_thy, (([abs_inject, abs_inverse, abs_induct],ext_def::dest_defs),upd_defs)) =
d29d27e0f59f more timing information
schirmer
parents: 16364
diff changeset
  1511
        timeit_msg "record extension type/selector/update defs:" mk_defs;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1512
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1513
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1514
    (* prepare propositions *)
16379
d29d27e0f59f more timing information
schirmer
parents: 16364
diff changeset
  1515
    val _ = timing_msg "record extension preparing propositions";
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1516
    val vars_more = vars@[more];
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1517
    val named_vars_more = (names@[full moreN])~~vars_more;
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1518
    val variants = map (fn (Free (x,_))=>x) vars_more;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1519
    val ext = mk_ext vars_more;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1520
    val s     = Free (rN, extT);
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1521
    val w     = Free (wN, extT);
20071
8f3e1ddb50e6 replaced Term.variant(list) by Name.variant(_list);
wenzelm
parents: 20049
diff changeset
  1522
    val P = Free (Name.variant variants "P", extT-->HOLogic.boolT);
8f3e1ddb50e6 replaced Term.variant(list) by Name.variant(_list);
wenzelm
parents: 20049
diff changeset
  1523
    val C = Free (Name.variant variants "C", HOLogic.boolT);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1524
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1525
    val inject_prop =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1526
      let val vars_more' = map (fn (Free (x,T)) => Free (x ^ "'",T)) vars_more;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1527
      in All (map dest_Free (vars_more@vars_more'))
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1528
          ((HOLogic.eq_const extT $
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1529
            mk_ext vars_more$mk_ext vars_more')
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1530
           ===
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1531
           foldr1 HOLogic.mk_conj (map HOLogic.mk_eq (vars_more ~~ vars_more')))
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1532
      end;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1533
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1534
    val induct_prop =
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1535
      (All (map dest_Free vars_more) (Trueprop (P $ ext)), Trueprop (P $ s));
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1536
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1537
    val cases_prop =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1538
      (All (map dest_Free vars_more)
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1539
        (Trueprop (HOLogic.mk_eq (s,ext)) ==> Trueprop C))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1540
      ==> Trueprop C;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1541
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1542
    (*destructors*)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1543
    val dest_conv_props =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1544
       map (fn (c, x as Free (_,T)) => mk_sel ext (suffix ext_dest c,T) === x) named_vars_more;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1545
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1546
    (*updates*)
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1547
    fun mk_upd_prop (i,(c,T)) =
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1548
      let val x' = Free (Name.variant variants (base c ^ "'"),T --> T)
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1549
          val args' = nth_map i  (K (x'$nth vars_more i)) vars_more
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1550
      in mk_upd updN c x' ext === mk_ext args'  end;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1551
    val upd_conv_props = ListPair.map mk_upd_prop (idxms, fields_more);
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1552
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1553
    val surjective_prop =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1554
      let val args =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1555
           map (fn (c, Free (_,T)) => mk_sel s (suffix ext_dest c,T)) named_vars_more;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1556
      in s === mk_ext args end;
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1557
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1558
    val split_meta_prop =
20071
8f3e1ddb50e6 replaced Term.variant(list) by Name.variant(_list);
wenzelm
parents: 20049
diff changeset
  1559
      let val P = Free (Name.variant variants "P", extT-->Term.propT) in
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1560
        Logic.mk_equals
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1561
         (All [dest_Free s] (P $ s), All (map dest_Free vars_more) (P $ ext))
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1562
      end;
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1563
17510
5e3ce025e1a5 tuned simprocs;
wenzelm
parents: 17485
diff changeset
  1564
    fun prove stndrd = quick_and_dirty_prove stndrd defs_thy;
5e3ce025e1a5 tuned simprocs;
wenzelm
parents: 17485
diff changeset
  1565
    val prove_standard = quick_and_dirty_prove true defs_thy;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1566
    fun prove_simp stndrd simps =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1567
      let val tac = simp_all_tac HOL_ss simps
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1568
      in fn prop => prove stndrd [] prop (K tac) end;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1569
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1570
    fun inject_prf () = (prove_simp true [ext_def,abs_inject,Pair_eq] inject_prop);
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1571
    val inject = timeit_msg "record extension inject proof:" inject_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1572
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1573
    fun induct_prf () =
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1574
      let val (assm, concl) = induct_prop
20248
7916ce5bb069 Goal.prove: more tactic arguments;
wenzelm
parents: 20071
diff changeset
  1575
      in prove_standard [assm] concl (fn {prems, ...} =>
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1576
           EVERY [try_param_tac rN abs_induct 1,
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1577
                  simp_tac (HOL_ss addsimps [split_paired_all]) 1,
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1578
                  resolve_tac (map (rewrite_rule [ext_def]) prems) 1])
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1579
      end;
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1580
    val induct = timeit_msg "record extension induct proof:" induct_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1581
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1582
    fun cases_prf_opt () =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1583
      let
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1584
        val (_$(Pvar$_)) = concl_of induct;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1585
        val ind = cterm_instantiate
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1586
                    [(cterm_of defs_thy Pvar, cterm_of defs_thy
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1587
                            (lambda w (HOLogic.imp$HOLogic.mk_eq(r,w)$C)))]
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1588
                    induct;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1589
        in standard (ObjectLogic.rulify (mp OF [ind, refl])) end;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1590
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1591
    fun cases_prf_noopt () =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1592
        prove_standard [] cases_prop (fn prems =>
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1593
         EVERY [asm_full_simp_tac (HOL_basic_ss addsimps [atomize_all, atomize_imp]) 1,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1594
                try_param_tac rN induct 1,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1595
                rtac impI 1,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1596
                REPEAT (etac allE 1),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1597
                etac mp 1,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1598
                rtac refl 1])
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1599
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1600
    val cases_prf = quick_and_dirty_prf cases_prf_noopt cases_prf_opt;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1601
    val cases = timeit_msg "record extension cases proof:" cases_prf;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1602
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1603
    fun dest_convs_prf () = map (prove_simp false
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1604
                      ([ext_def,abs_inverse]@Pair_sel_convs@dest_defs)) dest_conv_props;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1605
    val dest_convs = timeit_msg "record extension dest_convs proof:" dest_convs_prf;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1606
    fun dest_convs_standard_prf () = map standard dest_convs;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1607
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1608
    val dest_convs_standard =
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1609
        timeit_msg "record extension dest_convs_standard proof:" dest_convs_standard_prf;
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1610
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1611
    fun upd_convs_prf_noopt () = map (prove_simp true (dest_convs_standard@upd_defs))
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1612
                                       upd_conv_props;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1613
    fun upd_convs_prf_opt () =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1614
      let
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1615
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1616
        fun mkrefl (c,T) = Thm.reflexive
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1617
                    (cterm_of defs_thy (Free (Name.variant variants (base c ^ "'"),T-->T)));
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1618
        val refls = map mkrefl fields_more;
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1619
        val dest_convs' = map mk_meta_eq dest_convs;
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1620
        val map_eqs = map (uncurry Thm.combination) (refls ~~ dest_convs');
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1621
        
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1622
        val constr_refl = Thm.reflexive (cterm_of defs_thy (head_of ext));
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1623
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1624
        fun mkthm (udef,(fld_refl,thms)) =
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1625
          let val bdyeq = Library.foldl (uncurry Thm.combination) (constr_refl,thms);
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1626
               (* (|N=N (|N=N,M=M,K=K,more=more|)
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1627
                    M=M (|N=N,M=M,K=K,more=more|)
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1628
                    K=K'
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1629
                    more = more (|N=N,M=M,K=K,more=more|) =
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1630
                  (|N=N,M=M,K=K',more=more|)
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1631
                *)
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1632
              val (_$(_$v$r)$_) = prop_of udef;
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1633
              val (_$(v'$_)$_) = prop_of fld_refl;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1634
              val udef' = cterm_instantiate
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1635
                            [(cterm_of defs_thy v,cterm_of defs_thy v'),
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  1636
                             (cterm_of defs_thy r,cterm_of defs_thy ext)] udef;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1637
          in  standard (Thm.transitive udef' bdyeq) end;
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1638
      in map mkthm (rev upd_defs  ~~ (mixit dest_convs' map_eqs)) end;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1639
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1640
    val upd_convs_prf = quick_and_dirty_prf upd_convs_prf_noopt upd_convs_prf_opt;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1641
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1642
    val upd_convs =
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1643
         timeit_msg "record extension upd_convs proof:" upd_convs_prf;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1644
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1645
    fun surjective_prf () =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1646
      prove_standard [] surjective_prop (fn prems =>
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1647
          (EVERY [try_param_tac rN induct 1,
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1648
                  simp_tac (HOL_basic_ss addsimps dest_convs_standard) 1]));
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1649
    val surjective = timeit_msg "record extension surjective proof:" surjective_prf;
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1650
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1651
    fun split_meta_prf () =
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1652
        prove_standard [] split_meta_prop (fn prems =>
21687
f689f729afab reorganized structure Goal vs. Tactic;
wenzelm
parents: 21546
diff changeset
  1653
         EVERY [rtac equal_intr_rule 1, Goal.norm_hhf_tac 1,
17960
5662fa033a92 avoid triv_goal and home-grown meta_allE;
wenzelm
parents: 17921
diff changeset
  1654
                etac meta_allE 1, atac 1,
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1655
                rtac (prop_subst OF [surjective]) 1,
17960
5662fa033a92 avoid triv_goal and home-grown meta_allE;
wenzelm
parents: 17921
diff changeset
  1656
                REPEAT (etac meta_allE 1), atac 1]);
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1657
    val split_meta = timeit_msg "record extension split_meta proof:" split_meta_prf;
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1658
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1659
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1660
    val (([inject',induct',cases',surjective',split_meta'], 
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1661
          [dest_convs',upd_convs']),
18377
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  1662
      thm_thy) =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1663
      defs_thy
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1664
      |> (PureThy.add_thms o map Thm.no_attributes)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1665
           [("ext_inject", inject),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1666
            ("ext_induct", induct),
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1667
            ("ext_cases", cases),
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1668
            ("ext_surjective", surjective),
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  1669
            ("ext_split", split_meta)]
18377
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  1670
      ||>> (PureThy.add_thmss o map Thm.no_attributes)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1671
              [("dest_convs",dest_convs_standard),("upd_convs",upd_convs)]
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1672
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1673
  in (thm_thy,extT,induct',inject',dest_convs',split_meta',upd_convs')
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1674
  end;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1675
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1676
fun chunks []      []   = []
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1677
  | chunks []      xs   = [xs]
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1678
  | chunks (l::ls) xs  = Library.take (l,xs)::chunks ls (Library.drop (l,xs));
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1679
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1680
fun chop_last [] = error "last: list should not be empty"
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1681
  | chop_last [x] = ([],x)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1682
  | chop_last (x::xs) = let val (tl,l) = chop_last xs in (x::tl,l) end;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1683
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1684
fun subst_last s []      = error "subst_last: list should not be empty"
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1685
  | subst_last s ([x])   = [s]
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1686
  | subst_last s (x::xs) = (x::subst_last s xs);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1687
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1688
(* mk_recordT builds up the record type from the current extension tpye extT and a list
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1689
 * of parent extensions, starting with the root of the record hierarchy
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1690
*)
21078
101aefd61aac slight cleanup
haftmann
parents: 20951
diff changeset
  1691
fun mk_recordT extT =
101aefd61aac slight cleanup
haftmann
parents: 20951
diff changeset
  1692
    fold_rev (fn (parent, Ts) => fn T => Type (parent, subst_last T Ts)) extT;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1693
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1694
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1695
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1696
fun obj_to_meta_all thm =
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1697
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1698
    fun E thm = case (SOME (spec OF [thm]) handle THM _ => NONE) of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1699
                  SOME thm' => E thm'
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  1700
                | NONE => thm;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1701
    val th1 = E thm;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1702
    val th2 = Drule.forall_intr_vars th1;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1703
  in th2 end;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1704
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1705
fun meta_to_obj_all thm =
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1706
  let
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1707
    val {sign, prop, ...} = rep_thm thm;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1708
    val params = Logic.strip_params prop;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1709
    val concl = HOLogic.dest_Trueprop (Logic.strip_assums_concl prop);
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1710
    val ct = cterm_of sign
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1711
      (HOLogic.mk_Trueprop (HOLogic.list_all (params, concl)));
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1712
    val thm' = Seq.hd (REPEAT (rtac allI 1) (Thm.trivial ct));
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1713
  in
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1714
    Thm.implies_elim thm' thm
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1715
  end;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1716
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1717
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1718
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1719
(* record_definition *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1720
fun record_definition (args, bname) parent (parents: parent_info list) raw_fields thy =
14702
64844b4cc107 solved sml-nj compatibility problem
schirmer
parents: 14700
diff changeset
  1721
  (* smlnj needs type annotation of parents *)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1722
  let
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1723
    val sign = Theory.sign_of thy;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1724
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1725
    val alphas = map fst args;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1726
    val name = Sign.full_name sign bname;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1727
    val full = Sign.full_name_path sign bname;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1728
    val base = Sign.base_name;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1729
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1730
    val (bfields, field_syntax) = split_list (map (fn (x, T, mx) => ((x, T), mx)) raw_fields);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1731
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1732
    val parent_fields = List.concat (map #fields parents);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1733
    val parent_chunks = map (length o #fields) parents;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1734
    val parent_names = map fst parent_fields;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1735
    val parent_types = map snd parent_fields;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1736
    val parent_fields_len = length parent_fields;
20071
8f3e1ddb50e6 replaced Term.variant(list) by Name.variant(_list);
wenzelm
parents: 20049
diff changeset
  1737
    val parent_variants = Name.variant_list [moreN, rN, rN ^ "'", wN] (map base parent_names);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1738
    val parent_vars = ListPair.map Free (parent_variants, parent_types);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1739
    val parent_len = length parents;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1740
    val parents_idx = (map #name parents) ~~ (0 upto (parent_len - 1));
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1741
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1742
    val fields = map (apfst full) bfields;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1743
    val names = map fst fields;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1744
    val extN = full bname;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1745
    val types = map snd fields;
15574
b1d1b5bfc464 Removed practically all references to Library.foldr.
skalberg
parents: 15570
diff changeset
  1746
    val alphas_fields = foldr add_typ_tfree_names [] types;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1747
    val alphas_ext = alphas inter alphas_fields;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1748
    val len = length fields;
20071
8f3e1ddb50e6 replaced Term.variant(list) by Name.variant(_list);
wenzelm
parents: 20049
diff changeset
  1749
    val variants = Name.variant_list (moreN::rN::rN ^ "'"::wN::parent_variants) (map fst bfields);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1750
    val vars = ListPair.map Free (variants, types);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1751
    val named_vars = names ~~ vars;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1752
    val idxs = 0 upto (len - 1);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1753
    val idxms = 0 upto len;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1754
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1755
    val all_fields = parent_fields @ fields;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1756
    val all_names = parent_names @ names;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1757
    val all_types = parent_types @ types;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1758
    val all_len = parent_fields_len + len;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1759
    val all_variants = parent_variants @ variants;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1760
    val all_vars = parent_vars @ vars;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1761
    val all_named_vars = (parent_names ~~ parent_vars) @ named_vars;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1762
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1763
20071
8f3e1ddb50e6 replaced Term.variant(list) by Name.variant(_list);
wenzelm
parents: 20049
diff changeset
  1764
    val zeta = Name.variant alphas "'z";
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1765
    val moreT = TFree (zeta, HOLogic.typeS);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1766
    val more = Free (moreN, moreT);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1767
    val full_moreN = full moreN;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1768
    val bfields_more = bfields @ [(moreN,moreT)];
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1769
    val fields_more = fields @ [(full_moreN,moreT)];
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1770
    val vars_more = vars @ [more];
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1771
    val named_vars_more = named_vars @[(full_moreN,more)];
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1772
    val all_vars_more = all_vars @ [more];
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1773
    val all_named_vars_more = all_named_vars @ [(full_moreN,more)];
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1774
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1775
    (* 1st stage: extension_thy *)
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1776
    val (extension_thy,extT,ext_induct,ext_inject,ext_dest_convs,ext_split,u_convs) =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1777
      thy
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1778
      |> Theory.add_path bname
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1779
      |> extension_definition full extN fields names alphas_ext zeta moreT more vars;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1780
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1781
    val _ = timing_msg "record preparing definitions";
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1782
    val Type extension_scheme = extT;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1783
    val extension_name = unsuffix ext_typeN (fst extension_scheme);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1784
    val extension = let val (n,Ts) = extension_scheme in (n,subst_last HOLogic.unitT Ts) end;
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1785
    val extension_names =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1786
         (map ((unsuffix ext_typeN) o fst o #extension) parents) @ [extN];
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  1787
    val extension_id = Library.foldl (op ^) ("",extension_names);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1788
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1789
21078
101aefd61aac slight cleanup
haftmann
parents: 20951
diff changeset
  1790
    fun rec_schemeT n = mk_recordT (map #extension (prune n parents)) extT;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1791
    val rec_schemeT0 = rec_schemeT 0;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1792
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1793
    fun recT n =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1794
      let val (c,Ts) = extension
21078
101aefd61aac slight cleanup
haftmann
parents: 20951
diff changeset
  1795
      in mk_recordT (map #extension (prune n parents)) (Type (c,subst_last HOLogic.unitT Ts))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1796
      end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1797
    val recT0 = recT 0;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1798
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1799
    fun mk_rec args n =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1800
      let val (args',more) = chop_last args;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1801
          fun mk_ext' (((name,T),args),more) = mk_ext (name,T) (args@[more]);
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1802
          fun build Ts =
15574
b1d1b5bfc464 Removed practically all references to Library.foldr.
skalberg
parents: 15570
diff changeset
  1803
           foldr mk_ext' more (prune n (extension_names ~~ Ts ~~ (chunks parent_chunks args')))
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1804
      in
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1805
        if more = HOLogic.unit
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1806
        then build (map recT (0 upto parent_len))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1807
        else build (map rec_schemeT (0 upto parent_len))
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1808
      end;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1809
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1810
    val r_rec0 = mk_rec all_vars_more 0;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1811
    val r_rec_unit0 = mk_rec (all_vars@[HOLogic.unit]) 0;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1812
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1813
    fun r n = Free (rN, rec_schemeT n)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1814
    val r0 = r 0;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1815
    fun r_unit n = Free (rN, recT n)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1816
    val r_unit0 = r_unit 0;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1817
    val w = Free (wN, rec_schemeT 0)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1818
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1819
    (* prepare print translation functions *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1820
    val field_tr's =
19046
bc5c6c9b114e removed distinct, renamed gen_distinct to distinct;
wenzelm
parents: 18964
diff changeset
  1821
      print_translation (distinct (op =)
bc5c6c9b114e removed distinct, renamed gen_distinct to distinct;
wenzelm
parents: 18964
diff changeset
  1822
        (List.concat (map NameSpace.accesses' (full_moreN :: names))));
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1823
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1824
    val adv_ext_tr's =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1825
    let
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1826
      val trnames = NameSpace.accesses' extN;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1827
    in map (gen_record_tr') trnames end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1828
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1829
    val adv_record_type_abbr_tr's =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1830
      let val trnames = NameSpace.accesses' (hd extension_names);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1831
          val lastExt = (unsuffix ext_typeN (fst extension));
17190
5fc6a0666094 fixed bug in record_type_abbr_tr'
schirmer
parents: 17057
diff changeset
  1832
      in map (gen_record_type_abbr_tr' name alphas zeta lastExt rec_schemeT0) trnames
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1833
      end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1834
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1835
    val adv_record_type_tr's =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1836
      let val trnames = if parent_len > 0 then NameSpace.accesses' extN else [];
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1837
                        (* avoid conflict with adv_record_type_abbr_tr's *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1838
      in map (gen_record_type_tr') trnames
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1839
      end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1840
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1841
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1842
    (* prepare declarations *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1843
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1844
    val sel_decls = map (mk_selC rec_schemeT0) bfields_more;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1845
    val upd_decls = map (mk_updC updateN rec_schemeT0) bfields_more;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1846
    val make_decl = (makeN, all_types ---> recT0);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1847
    val fields_decl = (fields_selN, types ---> Type extension);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1848
    val extend_decl = (extendN, recT0 --> moreT --> rec_schemeT0);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1849
    val truncate_decl = (truncateN, rec_schemeT0 --> recT0);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1850
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1851
    (* prepare definitions *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1852
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1853
    fun parent_more s =
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1854
         if null parents then s
16124
8340f7ca96d0 renamed cond_extern to extern;
wenzelm
parents: 15957
diff changeset
  1855
         else mk_sel s (NameSpace.qualified (#name (List.last parents)) moreN, extT);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1856
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1857
    fun parent_more_upd v s =
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1858
      if null parents then v$s
16124
8340f7ca96d0 renamed cond_extern to extern;
wenzelm
parents: 15957
diff changeset
  1859
      else let val mp = NameSpace.qualified (#name (List.last parents)) moreN;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1860
           in mk_upd updateN mp v s end;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1861
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1862
    (*record (scheme) type abbreviation*)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1863
    val recordT_specs =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1864
      [(suffix schemeN bname, alphas @ [zeta], rec_schemeT0, Syntax.NoSyn),
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1865
        (bname, alphas, recT0, Syntax.NoSyn)];
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1866
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1867
    (*selectors*)
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1868
    fun mk_sel_spec (c,T) =
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1869
         Const (mk_selC rec_schemeT0 (c,T))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1870
          :== (lambda r0 (Const (mk_selC extT (suffix ext_dest c,T))$parent_more r0));
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1871
    val sel_specs = map mk_sel_spec fields_more;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1872
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1873
    (*updates*)
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1874
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1875
    fun mk_upd_spec (c,T) =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1876
      let
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1877
        val new = mk_upd' updN c (Free (base c,T-->T)) extT(*(parent_more r0)*);
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1878
      in Const (mk_updC updateN rec_schemeT0 (c,T))$(Free (base c,T-->T))$r0
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1879
          :== (parent_more_upd new r0)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1880
      end;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1881
    val upd_specs = map mk_upd_spec fields_more;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1882
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1883
    (*derived operations*)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1884
    val make_spec = Const (full makeN, all_types ---> recT0) $$ all_vars :==
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1885
      mk_rec (all_vars @ [HOLogic.unit]) 0;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1886
    val fields_spec = Const (full fields_selN, types ---> Type extension) $$ vars :==
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1887
      mk_rec (all_vars @ [HOLogic.unit]) parent_len;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1888
    val extend_spec =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1889
      Const (full extendN, recT0-->moreT-->rec_schemeT0) $ r_unit0 $ more :==
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1890
      mk_rec ((map (mk_sel r_unit0) all_fields) @ [more]) 0;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1891
    val truncate_spec = Const (full truncateN, rec_schemeT0 --> recT0) $ r0 :==
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1892
      mk_rec ((map (mk_sel r0) all_fields) @ [HOLogic.unit]) 0;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1893
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1894
    (* 2st stage: defs_thy *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1895
16379
d29d27e0f59f more timing information
schirmer
parents: 16364
diff changeset
  1896
    fun mk_defs () =
d29d27e0f59f more timing information
schirmer
parents: 16364
diff changeset
  1897
      extension_thy
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1898
        |> Theory.add_trfuns
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1899
            ([],[],field_tr's, [])
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1900
        |> Theory.add_advanced_trfuns
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1901
            ([],[],adv_ext_tr's @ adv_record_type_tr's @ adv_record_type_abbr_tr's,[])
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1902
        |> Theory.parent_path
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1903
        |> Theory.add_tyabbrs_i recordT_specs
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1904
        |> Theory.add_path bname
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1905
        |> Theory.add_consts_i
18330
444f16d232a2 introduced new map2, fold
haftmann
parents: 18145
diff changeset
  1906
            (map2 (fn (x, T) => fn mx => (x, T, mx)) sel_decls (field_syntax @ [Syntax.NoSyn]))
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1907
        |> (Theory.add_consts_i o map Syntax.no_syn)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1908
            (upd_decls @ [make_decl, fields_decl, extend_decl, truncate_decl])
18377
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  1909
        |> ((PureThy.add_defs_i false o map Thm.no_attributes) sel_specs)
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  1910
        ||>> ((PureThy.add_defs_i false o map Thm.no_attributes) upd_specs)
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  1911
        ||>> ((PureThy.add_defs_i false o map Thm.no_attributes)
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  1912
               [make_spec, fields_spec, extend_spec, truncate_spec])
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  1913
        |> swap
16379
d29d27e0f59f more timing information
schirmer
parents: 16364
diff changeset
  1914
    val (defs_thy,((sel_defs,upd_defs),derived_defs)) =
d29d27e0f59f more timing information
schirmer
parents: 16364
diff changeset
  1915
        timeit_msg "record trfuns/tyabbrs/selectors/updates/make/fields/extend/truncate defs:"
d29d27e0f59f more timing information
schirmer
parents: 16364
diff changeset
  1916
         mk_defs;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1917
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1918
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1919
    (* prepare propositions *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1920
    val _ = timing_msg "record preparing propositions";
20071
8f3e1ddb50e6 replaced Term.variant(list) by Name.variant(_list);
wenzelm
parents: 20049
diff changeset
  1921
    val P = Free (Name.variant all_variants "P", rec_schemeT0-->HOLogic.boolT);
8f3e1ddb50e6 replaced Term.variant(list) by Name.variant(_list);
wenzelm
parents: 20049
diff changeset
  1922
    val C = Free (Name.variant all_variants "C", HOLogic.boolT);
8f3e1ddb50e6 replaced Term.variant(list) by Name.variant(_list);
wenzelm
parents: 20049
diff changeset
  1923
    val P_unit = Free (Name.variant all_variants "P", recT0-->HOLogic.boolT);
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1924
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1925
    (*selectors*)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1926
    val sel_conv_props =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1927
       map (fn (c, x as Free (_,T)) => mk_sel r_rec0 (c,T) === x) named_vars_more;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1928
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1929
    (*updates*)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1930
    fun mk_upd_prop (i,(c,T)) =
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1931
      let val x' = Free (Name.variant all_variants (base c ^ "'"),T-->T);
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1932
          val n = parent_fields_len + i;
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  1933
          val args' = nth_map n (K (x'$nth all_vars_more n)) all_vars_more
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1934
      in mk_upd updateN c x' r_rec0 === mk_rec args' 0  end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1935
    val upd_conv_props = ListPair.map mk_upd_prop (idxms, fields_more);
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1936
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1937
    (*induct*)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1938
    val induct_scheme_prop =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1939
      All (map dest_Free all_vars_more) (Trueprop (P $ r_rec0)) ==> Trueprop (P $ r0);
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1940
    val induct_prop =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1941
      (All (map dest_Free all_vars) (Trueprop (P_unit $ r_rec_unit0)),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1942
       Trueprop (P_unit $ r_unit0));
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1943
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1944
    (*surjective*)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1945
    val surjective_prop =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1946
      let val args = map (fn (c,Free (_,T)) => mk_sel r0 (c,T)) all_named_vars_more
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1947
      in r0 === mk_rec args 0 end;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1948
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1949
    (*cases*)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1950
    val cases_scheme_prop =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1951
      (All (map dest_Free all_vars_more)
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1952
        (Trueprop (HOLogic.mk_eq (r0,r_rec0)) ==> Trueprop C))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1953
      ==> Trueprop C;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1954
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1955
    val cases_prop =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1956
      (All (map dest_Free all_vars)
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1957
        (Trueprop (HOLogic.mk_eq (r_unit0,r_rec_unit0)) ==> Trueprop C))
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1958
       ==> Trueprop C;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1959
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1960
    (*split*)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1961
    val split_meta_prop =
20071
8f3e1ddb50e6 replaced Term.variant(list) by Name.variant(_list);
wenzelm
parents: 20049
diff changeset
  1962
      let val P = Free (Name.variant all_variants "P", rec_schemeT0-->Term.propT) in
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1963
        Logic.mk_equals
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1964
         (All [dest_Free r0] (P $ r0), All (map dest_Free all_vars_more) (P $ r_rec0))
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1965
      end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1966
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1967
    val split_object_prop =
15574
b1d1b5bfc464 Removed practically all references to Library.foldr.
skalberg
parents: 15570
diff changeset
  1968
      let fun ALL vs t = foldr (fn ((v,T),t) => HOLogic.mk_all (v,T,t)) t vs
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1969
      in (ALL [dest_Free r0] (P $ r0)) === (ALL (map dest_Free all_vars_more) (P $ r_rec0))
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1970
      end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1971
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1972
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1973
    val split_ex_prop =
15574
b1d1b5bfc464 Removed practically all references to Library.foldr.
skalberg
parents: 15570
diff changeset
  1974
      let fun EX vs t = foldr (fn ((v,T),t) => HOLogic.mk_exists (v,T,t)) t vs
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1975
      in (EX [dest_Free r0] (P $ r0)) === (EX (map dest_Free all_vars_more) (P $ r_rec0))
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1976
      end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1977
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1978
    (*equality*)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1979
    val equality_prop =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1980
      let
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1981
        val s' = Free (rN ^ "'", rec_schemeT0)
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1982
        fun mk_sel_eq (c,Free (_,T)) =  mk_sel r0 (c,T) === mk_sel s' (c,T)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1983
        val seleqs = map mk_sel_eq all_named_vars_more
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1984
      in All (map dest_Free [r0,s']) (Logic.list_implies (seleqs,r0 === s')) end;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1985
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1986
    (* 3rd stage: thms_thy *)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1987
17510
5e3ce025e1a5 tuned simprocs;
wenzelm
parents: 17485
diff changeset
  1988
    fun prove stndrd = quick_and_dirty_prove stndrd defs_thy;
5e3ce025e1a5 tuned simprocs;
wenzelm
parents: 17485
diff changeset
  1989
    val prove_standard = quick_and_dirty_prove true defs_thy;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1990
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1991
    fun prove_simp stndrd ss simps =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1992
      let val tac = simp_all_tac ss simps
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  1993
      in fn prop => prove stndrd [] prop (K tac) end;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1994
17510
5e3ce025e1a5 tuned simprocs;
wenzelm
parents: 17485
diff changeset
  1995
    val ss = get_simpset defs_thy;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1996
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  1997
    fun sel_convs_prf () = map (prove_simp false ss
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  1998
                           (sel_defs@ext_dest_convs)) sel_conv_props;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  1999
    val sel_convs = timeit_msg "record sel_convs proof:" sel_convs_prf;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2000
    fun sel_convs_standard_prf () = map standard sel_convs
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2001
    val sel_convs_standard =
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2002
          timeit_msg "record sel_convs_standard proof:" sel_convs_standard_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2003
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2004
    fun upd_convs_prf () =
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2005
          map (prove_simp true ss (upd_defs@u_convs)) upd_conv_props;
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2006
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2007
    val upd_convs = timeit_msg "record upd_convs proof:" upd_convs_prf;
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2008
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2009
    val parent_induct = if null parents then [] else [#induct (hd (rev parents))];
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2010
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  2011
    fun induct_scheme_prf () = prove_standard [] induct_scheme_prop (fn prems =>
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2012
          (EVERY [if null parent_induct
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2013
                  then all_tac else try_param_tac rN (hd parent_induct) 1,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2014
                  try_param_tac rN ext_induct 1,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2015
                  asm_simp_tac HOL_basic_ss 1]));
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2016
    val induct_scheme = timeit_msg "record induct_scheme proof:" induct_scheme_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2017
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2018
    fun induct_prf () =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2019
      let val (assm, concl) = induct_prop;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2020
      in
20248
7916ce5bb069 Goal.prove: more tactic arguments;
wenzelm
parents: 20071
diff changeset
  2021
        prove_standard [assm] concl (fn {prems, ...} =>
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2022
          try_param_tac rN induct_scheme 1
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2023
          THEN try_param_tac "more" unit_induct 1
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2024
          THEN resolve_tac prems 1)
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2025
      end;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2026
    val induct = timeit_msg "record induct proof:" induct_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2027
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2028
    fun surjective_prf () =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  2029
      prove_standard [] surjective_prop (fn prems =>
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2030
          (EVERY [try_param_tac rN induct_scheme 1,
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2031
                  simp_tac (ss addsimps sel_convs_standard) 1]))
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2032
    val surjective = timeit_msg "record surjective proof:" surjective_prf;
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2033
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2034
    fun cases_scheme_prf_opt () =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2035
      let
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2036
        val (_$(Pvar$_)) = concl_of induct_scheme;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2037
        val ind = cterm_instantiate
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  2038
                    [(cterm_of defs_thy Pvar, cterm_of defs_thy
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2039
                            (lambda w (HOLogic.imp$HOLogic.mk_eq(r0,w)$C)))]
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2040
                    induct_scheme;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2041
        in standard (ObjectLogic.rulify (mp OF [ind, refl])) end;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2042
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2043
    fun cases_scheme_prf_noopt () =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  2044
        prove_standard [] cases_scheme_prop (fn prems =>
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2045
         EVERY [asm_full_simp_tac (HOL_basic_ss addsimps [atomize_all, atomize_imp]) 1,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2046
               try_param_tac rN induct_scheme 1,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2047
               rtac impI 1,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2048
               REPEAT (etac allE 1),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2049
               etac mp 1,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2050
               rtac refl 1])
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2051
    val cases_scheme_prf = quick_and_dirty_prf cases_scheme_prf_noopt cases_scheme_prf_opt;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2052
    val cases_scheme = timeit_msg "record cases_scheme proof:" cases_scheme_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2053
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2054
    fun cases_prf () =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  2055
      prove_standard [] cases_prop  (fn _ =>
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2056
        try_param_tac rN cases_scheme 1
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2057
        THEN simp_all_tac HOL_basic_ss [unit_all_eq1]);
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2058
    val cases = timeit_msg "record cases proof:" cases_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2059
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2060
    fun split_meta_prf () =
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2061
        prove false [] split_meta_prop (fn prems =>
21687
f689f729afab reorganized structure Goal vs. Tactic;
wenzelm
parents: 21546
diff changeset
  2062
         EVERY [rtac equal_intr_rule 1, Goal.norm_hhf_tac 1,
17960
5662fa033a92 avoid triv_goal and home-grown meta_allE;
wenzelm
parents: 17921
diff changeset
  2063
                etac meta_allE 1, atac 1,
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2064
                rtac (prop_subst OF [surjective]) 1,
17960
5662fa033a92 avoid triv_goal and home-grown meta_allE;
wenzelm
parents: 17921
diff changeset
  2065
                REPEAT (etac meta_allE 1), atac 1]);
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2066
    val split_meta = timeit_msg "record split_meta proof:" split_meta_prf;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2067
    val split_meta_standard = standard split_meta;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2068
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2069
    fun split_object_prf_opt () =
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2070
      let
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  2071
        val cPI= cterm_of defs_thy (lambda r0 (Trueprop (P$r0)));
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2072
        val (_$Abs(_,_,P$_)) = fst (Logic.dest_equals (concl_of split_meta_standard));
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  2073
        val cP = cterm_of defs_thy P;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2074
        val split_meta' = cterm_instantiate [(cP,cPI)] split_meta_standard;
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2075
        val (l,r) = HOLogic.dest_eq (HOLogic.dest_Trueprop split_object_prop);
18858
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  2076
        val cl = cterm_of defs_thy (HOLogic.mk_Trueprop l);
ceb93f3af7f0 advanced translations: Context.generic;
wenzelm
parents: 18728
diff changeset
  2077
        val cr = cterm_of defs_thy (HOLogic.mk_Trueprop r);
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2078
        val thl = assume cl                 (*All r. P r*) (* 1 *)
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2079
                |> obj_to_meta_all          (*!!r. P r*)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2080
                |> equal_elim split_meta'   (*!!n m more. P (ext n m more)*)
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2081
                |> meta_to_obj_all          (*All n m more. P (ext n m more)*) (* 2*)
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2082
                |> implies_intr cl          (* 1 ==> 2 *)
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2083
        val thr = assume cr                           (*All n m more. P (ext n m more)*)
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2084
                |> obj_to_meta_all                    (*!!n m more. P (ext n m more)*)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2085
                |> equal_elim (symmetric split_meta') (*!!r. P r*)
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2086
                |> meta_to_obj_all                    (*All r. P r*)
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2087
                |> implies_intr cr                    (* 2 ==> 1 *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2088
     in standard (thr COMP (thl COMP iffI)) end;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2089
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2090
    fun split_object_prf_noopt () =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  2091
        prove_standard [] split_object_prop (fn prems =>
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2092
         EVERY [rtac iffI 1,
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2093
                REPEAT (rtac allI 1), etac allE 1, atac 1,
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2094
                rtac allI 1, rtac induct_scheme 1,REPEAT (etac allE 1),atac 1]);
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2095
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2096
    val split_object_prf = quick_and_dirty_prf split_object_prf_noopt split_object_prf_opt;
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2097
    val split_object = timeit_msg "record split_object proof:" split_object_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2098
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2099
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2100
    fun split_ex_prf () =
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  2101
        prove_standard [] split_ex_prop (fn prems =>
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2102
          EVERY [rtac iffI 1,
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2103
                   etac exE 1,
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2104
                   simp_tac (HOL_basic_ss addsimps [split_meta_standard]) 1,
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2105
                   ex_inst_tac 1,
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2106
                   (*REPEAT (rtac exI 1),*)
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2107
                   atac 1,
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2108
                 REPEAT (etac exE 1),
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2109
                 rtac exI 1,
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2110
                 atac 1]);
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2111
    val split_ex = timeit_msg "record split_ex proof:" split_ex_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2112
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2113
    fun equality_tac thms =
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2114
      let val (s'::s::eqs) = rev thms;
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2115
          val ss' = ss addsimps (s'::s::sel_convs_standard);
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2116
          val eqs' = map (simplify ss') eqs;
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2117
      in simp_tac (HOL_basic_ss addsimps (s'::s::eqs')) 1 end;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2118
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  2119
   fun equality_prf () = prove_standard [] equality_prop (fn _ =>
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2120
      fn st => let val [s, s'] = map #1 (rev (Tactic.innermost_params 1 st)) in
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2121
        st |> (res_inst_tac [(rN, s)] cases_scheme 1
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2122
        THEN res_inst_tac [(rN, s')] cases_scheme 1
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2123
        THEN (METAHYPS equality_tac 1))
15012
28fa57b57209 Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents: 14981
diff changeset
  2124
             (* simp_all_tac ss (sel_convs) would also work but is less efficient *)
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2125
      end);
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  2126
     val equality = timeit_msg "record equality proof:" equality_prf;
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2127
18377
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  2128
    val ((([sel_convs',upd_convs',sel_defs',upd_defs',[split_meta',split_object',split_ex'],derived_defs'],
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  2129
            [surjective',equality']),[induct_scheme',induct',cases_scheme',cases']), thms_thy) =
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2130
      defs_thy
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2131
      |> (PureThy.add_thmss o map Thm.no_attributes)
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2132
         [("select_convs", sel_convs_standard),
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2133
          ("update_convs", upd_convs),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2134
          ("select_defs", sel_defs),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2135
          ("update_defs", upd_defs),
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2136
          ("splits", [split_meta_standard,split_object,split_ex]),
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2137
          ("defs", derived_defs)]
18377
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  2138
      ||>> (PureThy.add_thms o map Thm.no_attributes)
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2139
          [("surjective", surjective),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2140
           ("equality", equality)]
18377
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  2141
      ||>> PureThy.add_thms
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2142
        [(("induct_scheme", induct_scheme), induct_type_global (suffix schemeN name)),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2143
         (("induct", induct), induct_type_global name),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2144
         (("cases_scheme", cases_scheme), cases_type_global (suffix schemeN name)),
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2145
         (("cases", cases), cases_type_global name)];
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2146
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2147
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2148
    val sel_upd_simps = sel_convs' @ upd_convs';
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2149
    val iffs = [ext_inject]
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2150
    val final_thy =
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2151
      thms_thy
18377
0e1d025d57b3 oriented result pairs in PureThy
haftmann
parents: 18358
diff changeset
  2152
      |> (snd oo PureThy.add_thmss)
18728
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
  2153
          [(("simps", sel_upd_simps), [Simplifier.simp_add]),
6790126ab5f6 simplified type attribute;
wenzelm
parents: 18708
diff changeset
  2154
           (("iffs",iffs), [iff_add])]
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2155
      |> put_record name (make_record_info args parent fields extension induct_scheme')
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2156
      |> put_sel_upd (names @ [full_moreN]) sel_upd_simps
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2157
      |> add_record_equalities extension_id equality'
15015
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  2158
      |> add_extinjects ext_inject
c5768e8c4da4 * record_upd_simproc also simplifies trivial updates:
schirmer
parents: 15012
diff changeset
  2159
      |> add_extsplit extension_name ext_split
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2160
      |> add_record_splits extension_id (split_meta',split_object',split_ex',induct_scheme')
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2161
      |> add_extfields extension_name (fields @ [(full_moreN,moreT)])
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2162
      |> add_fieldext (extension_name,snd extension) (names @ [full_moreN])
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2163
      |> Theory.parent_path;
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2164
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2165
  in final_thy
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2166
  end;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2167
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2168
(* add_record *)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2169
4895
0fad2acb45fb misc tuning;
wenzelm
parents: 4894
diff changeset
  2170
(*we do all preparations and error checks here, deferring the real
0fad2acb45fb misc tuning;
wenzelm
parents: 4894
diff changeset
  2171
  work to record_definition*)
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2172
fun gen_add_record prep_typ prep_raw_parent (params, bname) raw_parent raw_fields thy =
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2173
  let
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2174
    val _ = Theory.requires thy "Record" "record definitions";
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2175
    val sign = Theory.sign_of thy;
5698
2b5d9bdec5af field types: datatype;
wenzelm
parents: 5290
diff changeset
  2176
    val _ = message ("Defining record " ^ quote bname ^ " ...");
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2177
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2178
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2179
    (* parents *)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2180
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2181
    fun prep_inst T = snd (cert_typ sign ([], T));
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2182
15570
8d8c70b41bab Move towards standard functions.
skalberg
parents: 15531
diff changeset
  2183
    val parent = Option.map (apfst (map prep_inst) o prep_raw_parent sign) raw_parent
18678
dd0c569fa43d sane ERROR handling;
wenzelm
parents: 18643
diff changeset
  2184
      handle ERROR msg => cat_error msg ("The error(s) above in parent record specification");
12247
9b029789aff6 derive cases/induct rules for ``more'' parts;
wenzelm
parents: 12129
diff changeset
  2185
    val parents = add_parents thy parent [];
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2186
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2187
    val init_env =
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2188
      (case parent of
15531
08c8dad8e399 Deleted Library.option type.
skalberg
parents: 15273
diff changeset
  2189
        NONE => []
15574
b1d1b5bfc464 Removed practically all references to Library.foldr.
skalberg
parents: 15570
diff changeset
  2190
      | SOME (types, _) => foldr Term.add_typ_tfrees [] types);
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2191
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2192
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2193
    (* fields *)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2194
12506
154b14fbc1d6 mixfix syntax for selectors;
wenzelm
parents: 12449
diff changeset
  2195
    fun prep_field (env, (c, raw_T, mx)) =
18678
dd0c569fa43d sane ERROR handling;
wenzelm
parents: 18643
diff changeset
  2196
      let val (env', T) = prep_typ sign (env, raw_T) handle ERROR msg =>
dd0c569fa43d sane ERROR handling;
wenzelm
parents: 18643
diff changeset
  2197
        cat_error msg ("The error(s) above occured in field " ^ quote c)
12506
154b14fbc1d6 mixfix syntax for selectors;
wenzelm
parents: 12449
diff changeset
  2198
      in (env', (c, T, mx)) end;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2199
4967
c9c481bc0216 foldl_map prep_field;
wenzelm
parents: 4895
diff changeset
  2200
    val (envir, bfields) = foldl_map prep_field (init_env, raw_fields);
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2201
    val envir_names = map fst envir;
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2202
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2203
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2204
    (* args *)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2205
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2206
    val defaultS = Sign.defaultS sign;
17485
c39871c52977 introduced AList module
haftmann
parents: 17412
diff changeset
  2207
    val args = map (fn x => (x, AList.lookup (op =) envir x |> the_default defaultS)) params;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2208
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2209
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2210
    (* errors *)
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2211
4890
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2212
    val name = Sign.full_name sign bname;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2213
    val err_dup_record =
4890
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2214
      if is_none (get_record thy name) then []
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2215
      else ["Duplicate definition of record " ^ quote name];
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2216
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2217
    val err_dup_parms =
18964
67f572e03236 renamed gen_duplicates to duplicates;
wenzelm
parents: 18931
diff changeset
  2218
      (case duplicates (op =) params of
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2219
        [] => []
4890
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2220
      | dups => ["Duplicate parameter(s) " ^ commas dups]);
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2221
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2222
    val err_extra_frees =
20951
868120282837 gen_rem(s) abandoned in favour of remove / subtract
haftmann
parents: 20484
diff changeset
  2223
      (case subtract (op =) params envir_names of
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2224
        [] => []
4890
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2225
      | extras => ["Extra free type variable(s) " ^ commas extras]);
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2226
4890
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2227
    val err_no_fields = if null bfields then ["No fields present"] else [];
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2228
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2229
    val err_dup_fields =
18964
67f572e03236 renamed gen_duplicates to duplicates;
wenzelm
parents: 18931
diff changeset
  2230
      (case duplicates (op =) (map #1 bfields) of
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2231
        [] => []
4890
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2232
      | dups => ["Duplicate field(s) " ^ commas_quote dups]);
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2233
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2234
    val err_bad_fields =
12506
154b14fbc1d6 mixfix syntax for selectors;
wenzelm
parents: 12449
diff changeset
  2235
      if forall (not_equal moreN o #1) bfields then []
4890
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2236
      else ["Illegal field name " ^ quote moreN];
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2237
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2238
    val err_dup_sorts =
18964
67f572e03236 renamed gen_duplicates to duplicates;
wenzelm
parents: 18931
diff changeset
  2239
      (case duplicates (op =) envir_names of
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2240
        [] => []
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2241
      | dups => ["Inconsistent sort constraints for " ^ commas dups]);
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2242
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2243
    val errs =
4890
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2244
      err_dup_record @ err_dup_parms @ err_extra_frees @ err_no_fields @
f0a24bad990a concrete syntax for record terms;
wenzelm
parents: 4867
diff changeset
  2245
      err_dup_fields @ err_bad_fields @ err_dup_sorts;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2246
  in
14700
2f885b7e5ba7 reimplementation of HOL records; only one type is created for
schirmer
parents: 14643
diff changeset
  2247
    if null errs then () else error (cat_lines errs)  ;
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2248
    thy |> record_definition (args, bname) parent parents bfields
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2249
  end
18678
dd0c569fa43d sane ERROR handling;
wenzelm
parents: 18643
diff changeset
  2250
  handle ERROR msg => cat_error msg ("Failed to define record " ^ quote bname);
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2251
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2252
val add_record = gen_add_record read_typ read_raw_parent;
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2253
val add_record_i = gen_add_record cert_typ (K I);
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2254
6358
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  2255
(* setup theory *)
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2256
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2257
val setup =
18708
4b3dadb4fe33 setup: theory -> theory;
wenzelm
parents: 18688
diff changeset
  2258
  RecordsData.init #>
4b3dadb4fe33 setup: theory -> theory;
wenzelm
parents: 18688
diff changeset
  2259
  Theory.add_trfuns ([], parse_translation, [], []) #>
4b3dadb4fe33 setup: theory -> theory;
wenzelm
parents: 18688
diff changeset
  2260
  Theory.add_advanced_trfuns ([], adv_parse_translation, [], []) #>
17875
d81094515061 change_claset/simpset;
wenzelm
parents: 17616
diff changeset
  2261
  (fn thy => (Simplifier.change_simpset_of thy
18708
4b3dadb4fe33 setup: theory -> theory;
wenzelm
parents: 18688
diff changeset
  2262
    (fn ss => ss addsimprocs [record_simproc, record_upd_simproc, record_eq_simproc]); thy));
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2263
6358
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  2264
(* outer syntax *)
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  2265
17057
0934ac31985f OuterKeyword;
wenzelm
parents: 16973
diff changeset
  2266
local structure P = OuterParse and K = OuterKeyword in
6358
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  2267
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  2268
val record_decl =
12876
a70df1e5bf10 got rid of explicit marginal comments (now stripped earlier from input);
wenzelm
parents: 12590
diff changeset
  2269
  P.type_args -- P.name --
a70df1e5bf10 got rid of explicit marginal comments (now stripped earlier from input);
wenzelm
parents: 12590
diff changeset
  2270
    (P.$$$ "=" |-- Scan.option (P.typ --| P.$$$ "+") -- Scan.repeat1 P.const);
6358
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  2271
21226
a607ae87ee81 field-update in records is generalised to take a function on the field
schirmer
parents: 21109
diff changeset
  2272
val recordP =  
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2273
  OuterSyntax.command "record" "define extensible record" K.thy_decl
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2274
    (record_decl >> (fn (x, (y, z)) => Toplevel.theory (add_record x y z)));
6358
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  2275
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  2276
val _ = OuterSyntax.add_parsers [recordP];
92dbe243555f outer syntax for 'record';
wenzelm
parents: 6092
diff changeset
  2277
4867
9be2bf0ce909 package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff changeset
  2278
end;
5698
2b5d9bdec5af field types: datatype;
wenzelm
parents: 5290
diff changeset
  2279
6384
eed1273c9146 local open OuterParse;
wenzelm
parents: 6358
diff changeset
  2280
end;
eed1273c9146 local open OuterParse;
wenzelm
parents: 6358
diff changeset
  2281
15215
6bd87812537c tuned performance of record definition
schirmer
parents: 15203
diff changeset
  2282
5698
2b5d9bdec5af field types: datatype;
wenzelm
parents: 5290
diff changeset
  2283
structure BasicRecordPackage: BASIC_RECORD_PACKAGE = RecordPackage;
17261
193b84a70ca4 curried_lookup/update;
wenzelm
parents: 17257
diff changeset
  2284
open BasicRecordPackage;