author | schirmer |
Fri, 23 Sep 2005 15:38:22 +0200 | |
changeset 17600 | 9ae09014730c |
parent 17510 | 5e3ce025e1a5 |
child 17616 | f526e2b9fe9e |
permissions | -rw-r--r-- |
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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 ext_typeN: 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) list |
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end; |
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structure RecordPackage:RECORD_PACKAGE = |
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struct |
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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 triv_goal = thm "triv_goal"; |
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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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(** 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 schemeN = "_scheme"; |
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val makeN = "make"; |
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val fields_selN = "fields"; |
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val extendN = "extend"; |
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val truncateN = "truncate"; |
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(*see typedef_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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(* 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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(* 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 --> sT --> sT); |
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fun mk_upd sfx c v s = |
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let val sT = fastype_of s; |
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val vT = fastype_of v; |
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in Const (mk_updC sfx sT (c, vT)) $ v $ s end; |
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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) |
177 |
| SOME l => SOME l) |
|
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end handle TYPE _ => NONE |
|
14255 | 179 |
|
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fun rec_id i T = |
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let val rTs = dest_recTs T |
15570 | 182 |
val rTs' = if i < 0 then rTs else Library.take (i,rTs) |
183 |
in Library.foldl (fn (s,(c,T)) => s ^ c) ("",rTs') end; |
|
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184 |
|
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(*** extend theory by record definition ***) |
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186 |
|
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(** record info **) |
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|
14255 | 189 |
(* type record_info and parent_info *) |
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190 |
|
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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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197 |
}; |
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198 |
|
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fun make_record_info args parent fields extension induct = |
17261 | 200 |
{args = args, parent = parent, fields = fields, extension = extension, |
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induct = induct}: record_info; |
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202 |
|
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203 |
|
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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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209 |
}; |
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210 |
|
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211 |
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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213 |
|
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(* data kind 'HOL/record' *) |
5001 | 215 |
|
7178 | 216 |
type record_data = |
217 |
{records: record_info Symtab.table, |
|
218 |
sel_upd: |
|
219 |
{selectors: unit Symtab.table, |
|
220 |
updates: string Symtab.table, |
|
221 |
simpset: Simplifier.simpset}, |
|
14255 | 222 |
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 *) |
17261 | 225 |
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 *) |
14255 | 228 |
}; |
7178 | 229 |
|
17261 | 230 |
fun make_record_data |
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records sel_upd equalities extinjects extsplit splits extfields fieldext = |
17261 | 232 |
{records = records, sel_upd = sel_upd, |
233 |
equalities = equalities, extinjects=extinjects, extsplit = extsplit, splits = splits, |
|
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extfields = extfields, fieldext = fieldext }: record_data; |
7178 | 235 |
|
16458 | 236 |
structure RecordsData = TheoryDataFun |
237 |
(struct |
|
17261 | 238 |
val name = "HOL/records"; |
7178 | 239 |
type T = record_data; |
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240 |
|
7178 | 241 |
val empty = |
242 |
make_record_data Symtab.empty |
|
243 |
{selectors = Symtab.empty, updates = Symtab.empty, simpset = HOL_basic_ss} |
|
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Symtab.empty [] Symtab.empty Symtab.empty Symtab.empty Symtab.empty; |
7178 | 245 |
|
6556 | 246 |
val copy = I; |
16458 | 247 |
val extend = I; |
248 |
fun merge _ |
|
7178 | 249 |
({records = recs1, |
250 |
sel_upd = {selectors = sels1, updates = upds1, simpset = ss1}, |
|
14255 | 251 |
equalities = equalities1, |
17261 | 252 |
extinjects = extinjects1, |
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253 |
extsplit = extsplit1, |
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254 |
splits = splits1, |
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extfields = extfields1, |
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256 |
fieldext = fieldext1}, |
7178 | 257 |
{records = recs2, |
258 |
sel_upd = {selectors = sels2, updates = upds2, simpset = ss2}, |
|
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259 |
equalities = equalities2, |
17261 | 260 |
extinjects = extinjects2, |
261 |
extsplit = extsplit2, |
|
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262 |
splits = splits2, |
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263 |
extfields = extfields2, |
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264 |
fieldext = fieldext2}) = |
17261 | 265 |
make_record_data |
7178 | 266 |
(Symtab.merge (K true) (recs1, recs2)) |
267 |
{selectors = Symtab.merge (K true) (sels1, sels2), |
|
268 |
updates = Symtab.merge (K true) (upds1, upds2), |
|
269 |
simpset = Simplifier.merge_ss (ss1, ss2)} |
|
14255 | 270 |
(Symtab.merge Thm.eq_thm (equalities1, equalities2)) |
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271 |
(gen_merge_lists Thm.eq_thm extinjects1 extinjects2) |
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272 |
(Symtab.merge Thm.eq_thm (extsplit1,extsplit2)) |
17261 | 273 |
(Symtab.merge (fn ((a,b,c,d),(w,x,y,z)) |
274 |
=> Thm.eq_thm (a,w) andalso Thm.eq_thm (b,x) andalso |
|
275 |
Thm.eq_thm (c,y) andalso Thm.eq_thm (d,z)) |
|
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276 |
(splits1, splits2)) |
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277 |
(Symtab.merge (K true) (extfields1,extfields2)) |
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278 |
(Symtab.merge (K true) (fieldext1,fieldext2)); |
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279 |
|
7178 | 280 |
fun print sg ({records = recs, ...}: record_data) = |
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|
281 |
let |
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282 |
val prt_typ = Sign.pretty_typ sg; |
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|
283 |
|
15531 | 284 |
fun pretty_parent NONE = [] |
285 |
| pretty_parent (SOME (Ts, name)) = |
|
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|
286 |
[Pretty.block [prt_typ (Type (name, Ts)), Pretty.str " +"]]; |
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|
287 |
|
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288 |
fun pretty_field (c, T) = Pretty.block |
16364 | 289 |
[Pretty.str (Sign.extern_const sg c), Pretty.str " ::", |
12129 | 290 |
Pretty.brk 1, Pretty.quote (prt_typ T)]; |
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|
291 |
|
12247 | 292 |
fun pretty_record (name, {args, parent, fields, ...}: record_info) = |
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293 |
Pretty.block (Pretty.fbreaks (Pretty.block |
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294 |
[prt_typ (Type (name, map TFree args)), Pretty.str " = "] :: |
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|
295 |
pretty_parent parent @ map pretty_field fields)); |
12129 | 296 |
in map pretty_record (Symtab.dest recs) |> Pretty.chunks |> Pretty.writeln end; |
16458 | 297 |
end); |
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|
298 |
|
5006 | 299 |
val print_records = RecordsData.print; |
300 |
||
16458 | 301 |
|
7178 | 302 |
(* access 'records' *) |
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|
303 |
|
17412 | 304 |
val get_record = Symtab.lookup o #records o RecordsData.get; |
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|
305 |
|
4890 | 306 |
fun put_record name info thy = |
7178 | 307 |
let |
17261 | 308 |
val {records, sel_upd, equalities, extinjects,extsplit,splits,extfields,fieldext} = |
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309 |
RecordsData.get thy; |
17412 | 310 |
val data = make_record_data (Symtab.update (name, info) records) |
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|
311 |
sel_upd equalities extinjects extsplit splits extfields fieldext; |
7178 | 312 |
in RecordsData.put data thy end; |
313 |
||
314 |
(* access 'sel_upd' *) |
|
315 |
||
16458 | 316 |
val get_sel_upd = #sel_upd o RecordsData.get; |
7178 | 317 |
|
17510 | 318 |
val is_selector = Symtab.defined o #selectors o get_sel_upd; |
17412 | 319 |
val get_updates = Symtab.lookup o #updates o get_sel_upd; |
17261 | 320 |
val get_simpset = #simpset o get_sel_upd; |
7178 | 321 |
|
322 |
fun put_sel_upd names simps thy = |
|
323 |
let |
|
324 |
val sels = map (rpair ()) names; |
|
325 |
val upds = map (suffix updateN) names ~~ names; |
|
326 |
||
17261 | 327 |
val {records, sel_upd = {selectors, updates, simpset}, |
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|
328 |
equalities, extinjects, extsplit, splits, extfields,fieldext} = RecordsData.get thy; |
7178 | 329 |
val data = make_record_data records |
330 |
{selectors = Symtab.extend (selectors, sels), |
|
331 |
updates = Symtab.extend (updates, upds), |
|
332 |
simpset = Simplifier.addsimps (simpset, simps)} |
|
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|
333 |
equalities extinjects extsplit splits extfields fieldext; |
7178 | 334 |
in RecordsData.put data thy end; |
335 |
||
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|
336 |
(* access 'equalities' *) |
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|
337 |
|
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|
338 |
fun add_record_equalities name thm thy = |
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|
339 |
let |
17261 | 340 |
val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields,fieldext} = |
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|
341 |
RecordsData.get thy; |
17261 | 342 |
val data = make_record_data records sel_upd |
17412 | 343 |
(Symtab.update_new (name, thm) equalities) extinjects extsplit |
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|
344 |
splits extfields fieldext; |
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|
345 |
in RecordsData.put data thy end; |
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|
346 |
|
17412 | 347 |
val get_equalities =Symtab.lookup o #equalities o RecordsData.get; |
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|
348 |
|
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|
349 |
(* access 'extinjects' *) |
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|
350 |
|
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changeset
|
351 |
fun add_extinjects thm thy = |
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|
352 |
let |
17261 | 353 |
val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields,fieldext} = |
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changeset
|
354 |
RecordsData.get thy; |
17261 | 355 |
val data = make_record_data records sel_upd equalities (extinjects@[thm]) extsplit |
15015
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changeset
|
356 |
splits extfields fieldext; |
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* record_upd_simproc also simplifies trivial updates:
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changeset
|
357 |
in RecordsData.put data thy end; |
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changeset
|
358 |
|
16458 | 359 |
fun get_extinjects sg = #extinjects (RecordsData.get sg); |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
360 |
|
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
361 |
(* access 'extsplit' *) |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
362 |
|
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
363 |
fun add_extsplit name thm thy = |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
364 |
let |
17261 | 365 |
val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields,fieldext} = |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
366 |
RecordsData.get thy; |
17261 | 367 |
val data = make_record_data records sel_upd |
17412 | 368 |
equalities extinjects (Symtab.update_new (name, thm) extsplit) splits |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
369 |
extfields fieldext; |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
370 |
in RecordsData.put data thy end; |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
371 |
|
17412 | 372 |
val get_extsplit = Symtab.lookup o #extsplit o RecordsData.get; |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
373 |
|
14255 | 374 |
(* access 'splits' *) |
375 |
||
376 |
fun add_record_splits name thmP thy = |
|
377 |
let |
|
17261 | 378 |
val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields,fieldext} = |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
379 |
RecordsData.get thy; |
17261 | 380 |
val data = make_record_data records sel_upd |
17412 | 381 |
equalities extinjects extsplit (Symtab.update_new (name, thmP) splits) |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
382 |
extfields fieldext; |
14255 | 383 |
in RecordsData.put data thy end; |
384 |
||
17412 | 385 |
val get_splits = Symtab.lookup o #splits o RecordsData.get; |
14255 | 386 |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
387 |
|
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
388 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
389 |
(* extension of a record name *) |
17261 | 390 |
val get_extension = |
17412 | 391 |
Option.map #extension oo (Symtab.lookup o #records o RecordsData.get); |
17261 | 392 |
|
14079
1c22e5499eeb
- record_split_tac now also works for object-level universal quantifier
berghofe
parents:
13904
diff
changeset
|
393 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
394 |
(* access 'extfields' *) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
395 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
396 |
fun add_extfields name fields thy = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
397 |
let |
17261 | 398 |
val {records, sel_upd, equalities, extinjects, extsplit,splits, extfields, fieldext} = |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
399 |
RecordsData.get thy; |
17261 | 400 |
val data = make_record_data records sel_upd |
401 |
equalities extinjects extsplit splits |
|
17412 | 402 |
(Symtab.update_new (name, fields) extfields) fieldext; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
403 |
in RecordsData.put data thy end; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
404 |
|
17412 | 405 |
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
|
406 |
|
17261 | 407 |
fun get_extT_fields sg T = |
15059 | 408 |
let |
409 |
val ((name,Ts),moreT) = dest_recT T; |
|
17261 | 410 |
val recname = let val (nm::recn::rst) = rev (NameSpace.unpack name) |
15059 | 411 |
in NameSpace.pack (rev (nm::rst)) end; |
412 |
val midx = maxidx_of_typs (moreT::Ts); |
|
413 |
fun varify (a, S) = TVar ((a, midx), S); |
|
414 |
val varifyT = map_type_tfree varify; |
|
16458 | 415 |
val {records,extfields,...} = RecordsData.get sg; |
17412 | 416 |
val (flds,(more,_)) = split_last (Symtab.lookup_multi extfields name); |
417 |
val args = map varifyT (snd (#extension (the (Symtab.lookup records recname)))); |
|
15058 | 418 |
|
16934 | 419 |
val (subst,_) = fold (Sign.typ_unify sg) (but_last args ~~ but_last Ts) (Vartab.empty,0); |
15059 | 420 |
val flds' = map (apsnd ((Envir.norm_type subst) o varifyT)) flds; |
421 |
in (flds',(more,moreT)) end; |
|
15058 | 422 |
|
17261 | 423 |
fun get_recT_fields sg T = |
424 |
let |
|
15059 | 425 |
val (root_flds,(root_more,root_moreT)) = get_extT_fields sg T; |
17261 | 426 |
val (rest_flds,rest_more) = |
427 |
if is_recT root_moreT then get_recT_fields sg root_moreT |
|
15059 | 428 |
else ([],(root_more,root_moreT)); |
429 |
in (root_flds@rest_flds,rest_more) end; |
|
430 |
||
15058 | 431 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
432 |
(* access 'fieldext' *) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
433 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
434 |
fun add_fieldext extname_types fields thy = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
435 |
let |
17261 | 436 |
val {records, sel_upd, equalities, extinjects, extsplit, splits, extfields, fieldext} = |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
437 |
RecordsData.get thy; |
17261 | 438 |
val fieldext' = |
17412 | 439 |
fold (fn field => Symtab.update_new (field, extname_types)) fields fieldext; |
17261 | 440 |
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
|
441 |
splits extfields fieldext'; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
442 |
in RecordsData.put data thy end; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
443 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
444 |
|
17412 | 445 |
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
|
446 |
|
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
447 |
(* parent records *) |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
448 |
|
15531 | 449 |
fun add_parents thy NONE parents = parents |
450 |
| add_parents thy (SOME (types, name)) parents = |
|
12247 | 451 |
let |
452 |
val sign = Theory.sign_of thy; |
|
453 |
fun err msg = error (msg ^ " parent record " ^ quote name); |
|
12255 | 454 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
455 |
val {args, parent, fields, extension, induct} = |
15531 | 456 |
(case get_record thy name of SOME info => info | NONE => err "Unknown"); |
12247 | 457 |
val _ = if length types <> length args then err "Bad number of arguments for" else (); |
12255 | 458 |
|
12247 | 459 |
fun bad_inst ((x, S), T) = |
15531 | 460 |
if Sign.of_sort sign (T, S) then NONE else SOME x |
15570 | 461 |
val bads = List.mapPartial bad_inst (args ~~ types); |
12255 | 462 |
|
12247 | 463 |
val inst = map fst args ~~ types; |
17377 | 464 |
val subst = Term.map_type_tfree (the o AList.lookup (op =) inst o fst); |
15570 | 465 |
val parent' = Option.map (apfst (map subst)) parent; |
12247 | 466 |
val fields' = map (apsnd subst) fields; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
467 |
val extension' = apsnd (map subst) extension; |
12247 | 468 |
in |
12255 | 469 |
conditional (not (null bads)) (fn () => |
470 |
err ("Ill-sorted instantiation of " ^ commas bads ^ " in")); |
|
471 |
add_parents thy parent' |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
472 |
(make_parent_info name fields' extension' induct::parents) |
12247 | 473 |
end; |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
474 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
475 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
476 |
(** concrete syntax for records **) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
477 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
478 |
(* parse translations *) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
479 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
480 |
fun gen_field_tr mark sfx (t as Const (c, _) $ Const (name, _) $ arg) = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
481 |
if c = mark then Syntax.const (suffix sfx name) $ arg |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
482 |
else raise TERM ("gen_field_tr: " ^ mark, [t]) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
483 |
| 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
|
484 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
485 |
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
|
486 |
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
|
487 |
else [gen_field_tr mark sfx tm] |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
488 |
| 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
|
489 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
490 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
491 |
fun record_update_tr [t, u] = |
15574
b1d1b5bfc464
Removed practically all references to Library.foldr.
skalberg
parents:
15570
diff
changeset
|
492 |
foldr (op $) t (rev (gen_fields_tr "_updates" "_update" updateN u)) |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
493 |
| 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
|
494 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
495 |
fun update_name_tr (Free (x, T) :: ts) = Free (suffix updateN x, T) $$ ts |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
496 |
| update_name_tr (Const (x, T) :: ts) = Const (suffix updateN x, T) $$ ts |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
497 |
| 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
|
498 |
(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
|
499 |
| 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
|
500 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
501 |
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
|
502 |
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
|
503 |
| 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
|
504 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
505 |
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
|
506 |
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
|
507 |
else [dest_ext_field mark trm] |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
508 |
| 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
|
509 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
510 |
fun gen_ext_fields_tr sep mark sfx more sg t = |
17261 | 511 |
let |
14709
d01983034ded
tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents:
14702
diff
changeset
|
512 |
val msg = "error in record input: "; |
17261 | 513 |
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
|
514 |
fun splitargs (field::fields) ((name,arg)::fargs) = |
14709
d01983034ded
tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents:
14702
diff
changeset
|
515 |
if can (unsuffix name) field |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
516 |
then let val (args,rest) = splitargs fields fargs |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
517 |
in (arg::args,rest) end |
14709
d01983034ded
tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents:
14702
diff
changeset
|
518 |
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
|
519 |
| splitargs [] (fargs as (_::_)) = ([],fargs) |
14709
d01983034ded
tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents:
14702
diff
changeset
|
520 |
| 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
|
521 |
| splitargs _ _ = ([],[]); |
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 mk_ext (fargs as (name,arg)::_) = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
524 |
(case get_fieldext sg (Sign.intern_const sg name) of |
15531 | 525 |
SOME (ext,_) => (case get_extfields sg ext of |
17261 | 526 |
SOME flds |
527 |
=> let val (args,rest) = |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
528 |
splitargs (map fst (but_last flds)) fargs; |
17261 | 529 |
val more' = mk_ext rest; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
530 |
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
|
531 |
end |
15531 | 532 |
| 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
|
533 |
^ ext,[t])) |
15531 | 534 |
| 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
|
535 |
| mk_ext [] = more |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
536 |
|
17261 | 537 |
in mk_ext fieldargs end; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
538 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
539 |
fun gen_ext_type_tr sep mark sfx more sg t = |
17261 | 540 |
let |
14709
d01983034ded
tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents:
14702
diff
changeset
|
541 |
val msg = "error in record-type input: "; |
17261 | 542 |
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
|
543 |
fun splitargs (field::fields) ((name,arg)::fargs) = |
14709
d01983034ded
tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents:
14702
diff
changeset
|
544 |
if can (unsuffix name) field |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
545 |
then let val (args,rest) = splitargs fields fargs |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
546 |
in (arg::args,rest) end |
14709
d01983034ded
tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents:
14702
diff
changeset
|
547 |
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
|
548 |
| splitargs [] (fargs as (_::_)) = ([],fargs) |
14709
d01983034ded
tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents:
14702
diff
changeset
|
549 |
| 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
|
550 |
| splitargs _ _ = ([],[]); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
551 |
|
17377 | 552 |
fun get_sort xs n = AList.lookup (op =) xs n |> the_default (Sign.defaultS sg); |
17261 | 553 |
|
16934 | 554 |
fun to_type t = Sign.certify_typ sg |
17261 | 555 |
(Sign.intern_typ sg |
15957 | 556 |
(Syntax.typ_of_term (get_sort (Syntax.raw_term_sorts t)) I t)); |
16934 | 557 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
558 |
fun mk_ext (fargs as (name,arg)::_) = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
559 |
(case get_fieldext sg (Sign.intern_const sg name) of |
17261 | 560 |
SOME (ext,alphas) => |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
561 |
(case get_extfields sg ext of |
17261 | 562 |
SOME flds |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
563 |
=> (let |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
564 |
val flds' = but_last flds; |
17261 | 565 |
val types = map snd flds'; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
566 |
val (args,rest) = splitargs (map fst flds') fargs; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
567 |
val vartypes = map Type.varifyT types; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
568 |
val argtypes = map to_type args; |
16934 | 569 |
val (subst,_) = fold (Sign.typ_unify sg) (vartypes ~~ argtypes) |
570 |
(Vartab.empty,0); |
|
17261 | 571 |
val alphas' = map ((Syntax.term_of_typ (! Syntax.show_sorts)) o |
572 |
Envir.norm_type subst o Type.varifyT) |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
573 |
(but_last alphas); |
17261 | 574 |
|
575 |
val more' = mk_ext rest; |
|
576 |
in list_comb (Syntax.const (suffix sfx ext),alphas'@[more']) |
|
577 |
end handle TUNIFY => raise |
|
14709
d01983034ded
tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents:
14702
diff
changeset
|
578 |
TERM (msg ^ "type is no proper record (extension)", [t])) |
15531 | 579 |
| NONE => raise TERM (msg ^ "no fields defined for " ^ ext,[t])) |
580 |
| 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
|
581 |
| mk_ext [] = more |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
582 |
|
17261 | 583 |
in mk_ext fieldargs end; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
584 |
|
17261 | 585 |
fun gen_adv_record_tr sep mark sfx unit sg [t] = |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
586 |
gen_ext_fields_tr sep mark sfx unit sg t |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
587 |
| 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
|
588 |
|
17261 | 589 |
fun gen_adv_record_scheme_tr sep mark sfx sg [t, more] = |
590 |
gen_ext_fields_tr sep mark sfx more sg t |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
591 |
| 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
|
592 |
|
17261 | 593 |
fun gen_adv_record_type_tr sep mark sfx unit sg [t] = |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
594 |
gen_ext_type_tr sep mark sfx unit sg t |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
595 |
| 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
|
596 |
|
17261 | 597 |
fun gen_adv_record_type_scheme_tr sep mark sfx sg [t, more] = |
598 |
gen_ext_type_tr sep mark sfx more sg t |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
599 |
| 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
|
600 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
601 |
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
|
602 |
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
|
603 |
|
17261 | 604 |
val adv_record_type_tr = |
605 |
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
|
606 |
(Syntax.term_of_typ false (HOLogic.unitT)); |
17261 | 607 |
val adv_record_type_scheme_tr = |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
608 |
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
|
609 |
|
15215 | 610 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
611 |
val parse_translation = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
612 |
[("_record_update", record_update_tr), |
17261 | 613 |
("_update_name", update_name_tr)]; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
614 |
|
17261 | 615 |
val adv_parse_translation = |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
616 |
[("_record",adv_record_tr), |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
617 |
("_record_scheme",adv_record_scheme_tr), |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
618 |
("_record_type",adv_record_type_tr), |
17261 | 619 |
("_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
|
620 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
621 |
(* print translations *) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
622 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
623 |
val print_record_type_abbr = ref true; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
624 |
val print_record_type_as_fields = ref true; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
625 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
626 |
fun gen_field_upds_tr' mark sfx (tm as Const (name_field, _) $ t $ u) = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
627 |
(case try (unsuffix sfx) name_field of |
15531 | 628 |
SOME name => |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
629 |
apfst (cons (Syntax.const mark $ Syntax.free name $ t)) (gen_field_upds_tr' mark sfx u) |
15531 | 630 |
| NONE => ([], tm)) |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
631 |
| gen_field_upds_tr' _ _ tm = ([], tm); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
632 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
633 |
fun record_update_tr' tm = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
634 |
let val (ts, u) = gen_field_upds_tr' "_update" updateN tm in |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
635 |
Syntax.const "_record_update" $ u $ |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
636 |
foldr1 (fn (v, w) => Syntax.const "_updates" $ v $ w) (rev ts) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
637 |
end; |
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 |
fun gen_field_tr' sfx tr' name = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
640 |
let val name_sfx = suffix sfx name |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
641 |
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
|
642 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
643 |
fun record_tr' sep mark record record_scheme unit sg t = |
17261 | 644 |
let |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
645 |
fun field_lst t = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
646 |
(case strip_comb t of |
17600 | 647 |
(Const (ext,_),args as (_::_)) |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
648 |
=> (case try (unsuffix extN) (Sign.intern_const sg ext) of |
17261 | 649 |
SOME ext' |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
650 |
=> (case get_extfields sg ext' of |
17261 | 651 |
SOME flds |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
652 |
=> (let |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
653 |
val (f::fs) = but_last (map fst flds); |
17261 | 654 |
val flds' = Sign.extern_const sg f :: map NameSpace.base fs; |
655 |
val (args',more) = split_last args; |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
656 |
in (flds'~~args')@field_lst more end |
15570 | 657 |
handle UnequalLengths => [("",t)]) |
15531 | 658 |
| NONE => [("",t)]) |
659 |
| NONE => [("",t)]) |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
660 |
| _ => [("",t)]) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
661 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
662 |
val (flds,(_,more)) = split_last (field_lst t); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
663 |
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
|
664 |
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
|
665 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
666 |
in if null flds then raise Match |
17261 | 667 |
else if unit more |
668 |
then Syntax.const record$flds'' |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
669 |
else Syntax.const record_scheme$flds''$more |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
670 |
end |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
671 |
|
17261 | 672 |
fun gen_record_tr' name = |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
673 |
let val name_sfx = suffix extN name; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
674 |
val unit = (fn Const ("Unity",_) => true | _ => false); |
17261 | 675 |
fun tr' sg ts = record_tr' "_fields" "_field" "_record" "_record_scheme" unit sg |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
676 |
(list_comb (Syntax.const name_sfx,ts)) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
677 |
in (name_sfx,tr') |
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 print_translation names = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
681 |
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
|
682 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
683 |
(* 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
|
684 |
(* the (nested) extension types. *) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
685 |
fun record_type_abbr_tr' default_tr' abbr alphas zeta lastExt schemeT sg tm = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
686 |
let |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
687 |
(* 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
|
688 |
(* 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
|
689 |
|
17377 | 690 |
fun get_sort xs n = AList.lookup (op =) xs n |> the_default (Sign.defaultS sg); |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
691 |
|
15273
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
692 |
(* WORKAROUND: |
17261 | 693 |
* 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
|
694 |
* may be some internal frees donoted by ??: |
17261 | 695 |
* (Const "_tfree",_)$Free ("??'a",_). |
696 |
||
697 |
* This will unfortunately be translated to Type ("??'a",[]) instead of |
|
698 |
* 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
|
699 |
* fixT works around. |
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
700 |
*) |
17261 | 701 |
fun fixT (T as Type (x,[])) = |
15273
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
702 |
if String.isPrefix "??'" x then TFree (x,Sign.defaultS sg) else T |
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
703 |
| 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
|
704 |
| fixT T = T; |
17261 | 705 |
|
706 |
val T = fixT (Sign.intern_typ sg |
|
707 |
(Syntax.typ_of_term (get_sort (Syntax.raw_term_sorts tm)) I tm)); |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
708 |
|
17261 | 709 |
fun mk_type_abbr subst name alphas = |
16281 | 710 |
let val abbrT = Type (name, map (fn a => TVar ((a, 0), Sign.defaultS sg)) alphas); |
17261 | 711 |
in Syntax.term_of_typ (! Syntax.show_sorts) |
712 |
(Sign.extern_typ sg (Envir.norm_type subst abbrT)) end; |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
713 |
|
16934 | 714 |
fun unify rT T = fst (Sign.typ_unify sg (Type.varifyT rT,T) (Vartab.empty,0)); |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
715 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
716 |
in if !print_record_type_abbr |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
717 |
then (case last_extT T of |
17261 | 718 |
SOME (name,_) |
719 |
=> if name = lastExt |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
720 |
then |
17261 | 721 |
(let |
722 |
val subst = unify schemeT T |
|
723 |
in |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
724 |
if HOLogic.is_unitT (Envir.norm_type subst (TVar((zeta,0),Sign.defaultS sg))) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
725 |
then mk_type_abbr subst abbr alphas |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
726 |
else mk_type_abbr subst (suffix schemeN abbr) (alphas@[zeta]) |
17261 | 727 |
end handle TUNIFY => default_tr' sg tm) |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
728 |
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
|
729 |
| _ => raise Match) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
730 |
else default_tr' sg tm |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
731 |
end |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
732 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
733 |
fun record_type_tr' sep mark record record_scheme sg t = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
734 |
let |
17377 | 735 |
fun get_sort xs n = AList.lookup (op =) xs n |> the_default (Sign.defaultS sg); |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
736 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
737 |
val T = Sign.intern_typ sg (Syntax.typ_of_term (get_sort (Syntax.raw_term_sorts t)) I t) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
738 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
739 |
fun term_of_type T = Syntax.term_of_typ (!Syntax.show_sorts) (Sign.extern_typ sg T); |
17261 | 740 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
741 |
fun field_lst T = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
742 |
(case T of |
17261 | 743 |
Type (ext,args) |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
744 |
=> (case try (unsuffix ext_typeN) ext of |
17261 | 745 |
SOME ext' |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
746 |
=> (case get_extfields sg ext' of |
17261 | 747 |
SOME flds |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
748 |
=> (case get_fieldext sg (fst (hd flds)) of |
17261 | 749 |
SOME (_,alphas) |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
750 |
=> (let |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
751 |
val (f::fs) = but_last flds; |
16364 | 752 |
val flds' = apfst (Sign.extern_const sg) f |
17261 | 753 |
::map (apfst NameSpace.base) fs; |
754 |
val (args',more) = split_last args; |
|
755 |
val alphavars = map Type.varifyT (but_last alphas); |
|
16934 | 756 |
val (subst,_)= fold (Sign.typ_unify sg) (alphavars~~args') |
757 |
(Vartab.empty,0); |
|
758 |
val flds'' =map (apsnd (Envir.norm_type subst o Type.varifyT)) |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
759 |
flds'; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
760 |
in flds''@field_lst more end |
17261 | 761 |
handle TUNIFY => [("",T)] |
15570 | 762 |
| UnequalLengths => [("",T)]) |
15531 | 763 |
| NONE => [("",T)]) |
764 |
| NONE => [("",T)]) |
|
17261 | 765 |
| NONE => [("",T)]) |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
766 |
| _ => [("",T)]) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
767 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
768 |
val (flds,(_,moreT)) = split_last (field_lst T); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
769 |
val flds' = map (fn (n,T)=>Syntax.const mark$Syntax.const n$term_of_type T) flds; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
770 |
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
|
771 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
772 |
in if not (!print_record_type_as_fields) orelse null flds then raise Match |
17261 | 773 |
else if moreT = HOLogic.unitT |
774 |
then Syntax.const record$flds'' |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
775 |
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
|
776 |
end |
17261 | 777 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
778 |
|
17261 | 779 |
fun gen_record_type_tr' name = |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
780 |
let val name_sfx = suffix ext_typeN name; |
17261 | 781 |
fun tr' sg ts = record_type_tr' "_field_types" "_field_type" |
782 |
"_record_type" "_record_type_scheme" sg |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
783 |
(list_comb (Syntax.const name_sfx,ts)) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
784 |
in (name_sfx,tr') |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
785 |
end |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
786 |
|
17261 | 787 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
788 |
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
|
789 |
let val name_sfx = suffix ext_typeN name; |
17261 | 790 |
val default_tr' = record_type_tr' "_field_types" "_field_type" |
791 |
"_record_type" "_record_type_scheme" |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
792 |
fun tr' sg ts = record_type_abbr_tr' default_tr' abbr alphas zeta lastExt schemeT sg |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
793 |
(list_comb (Syntax.const name_sfx,ts)) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
794 |
in (name_sfx, tr') end; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
795 |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
796 |
(** record simprocs **) |
14358 | 797 |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
798 |
val record_quick_and_dirty_sensitive = ref false; |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
799 |
|
15215 | 800 |
|
801 |
fun quick_and_dirty_prove stndrd sg asms prop tac = |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
802 |
if !record_quick_and_dirty_sensitive andalso !quick_and_dirty |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
803 |
then Tactic.prove sg [] [] (Logic.list_implies (map Logic.varify asms,Logic.varify prop)) |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
804 |
(K (SkipProof.cheat_tac HOL.thy)) |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
805 |
(* standard can take quite a while for large records, thats why |
17261 | 806 |
* we varify the proposition manually here.*) |
15215 | 807 |
else let val prf = Tactic.prove sg [] asms prop tac; |
17261 | 808 |
in if stndrd then standard prf else prf end; |
15215 | 809 |
|
17261 | 810 |
fun quick_and_dirty_prf noopt opt () = |
811 |
if !record_quick_and_dirty_sensitive andalso !quick_and_dirty |
|
15215 | 812 |
then noopt () |
813 |
else opt (); |
|
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
814 |
|
14255 | 815 |
|
16973 | 816 |
fun prove_split_simp sg ss T prop = |
17261 | 817 |
let |
16458 | 818 |
val {sel_upd={simpset,...},extsplit,...} = RecordsData.get sg; |
17261 | 819 |
val extsplits = |
17412 | 820 |
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
|
821 |
([],dest_recTs T); |
15273
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
822 |
val thms = (case get_splits sg (rec_id (~1) T) of |
17261 | 823 |
SOME (all_thm,_,_,_) => |
15203 | 824 |
all_thm::(case extsplits of [thm] => [] | _ => extsplits) |
825 |
(* [thm] is the same as all_thm *) |
|
17261 | 826 |
| NONE => extsplits) |
16973 | 827 |
in |
828 |
quick_and_dirty_prove true sg [] prop |
|
829 |
(fn _ => simp_tac (Simplifier.inherit_bounds ss simpset addsimps thms) 1) |
|
15203 | 830 |
end; |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
831 |
|
15215 | 832 |
|
15059 | 833 |
local |
16822 | 834 |
fun eq (s1:string) (s2:string) = (s1 = s2); |
835 |
fun has_field extfields f T = |
|
17412 | 836 |
exists (fn (eN,_) => exists (eq f o fst) (Symtab.lookup_multi extfields eN)) |
16822 | 837 |
(dest_recTs T); |
15059 | 838 |
in |
14255 | 839 |
(* record_simproc *) |
840 |
(* Simplifies selections of an record update: |
|
841 |
* (1) S (r(|S:=k|)) = k respectively |
|
842 |
* (2) S (r(|X:=k|)) = S r |
|
843 |
* The simproc skips multiple updates at once, eg: |
|
844 |
* S (r (|S:=k,X:=2,Y:=3|)) = k |
|
845 |
* But be careful in (2) because of the extendibility of records. |
|
846 |
* - If S is a more-selector we have to make sure that the update on component |
|
847 |
* X does not affect the selected subrecord. |
|
848 |
* - If X is a more-selector we have to make sure that S is not in the updated |
|
17261 | 849 |
* subrecord. |
14255 | 850 |
*) |
13462 | 851 |
val record_simproc = |
17510 | 852 |
Simplifier.simproc HOL.thy "record_simp" ["s (u k r)"] (* FIXME pattern!? *) |
16973 | 853 |
(fn sg => fn ss => fn t => |
16872 | 854 |
(case t of (sel as Const (s, Type (_,[domS,rangeS])))$ |
855 |
((upd as Const (u,Type(_,[_,Type (_,[rT,_])]))) $ k $ r)=> |
|
17510 | 856 |
if is_selector sg s then |
15531 | 857 |
(case get_updates sg u of SOME u_name => |
13462 | 858 |
let |
16458 | 859 |
val {sel_upd={updates,...},extfields,...} = RecordsData.get sg; |
17261 | 860 |
|
16872 | 861 |
fun mk_eq_terms ((upd as Const (u,Type(_,[kT,_]))) $ k $ r) = |
17412 | 862 |
(case Symtab.lookup updates u of |
15531 | 863 |
NONE => NONE |
17261 | 864 |
| SOME u_name |
14255 | 865 |
=> if u_name = s |
17261 | 866 |
then let |
16872 | 867 |
val rv = ("r",rT) |
14255 | 868 |
val rb = Bound 0 |
16872 | 869 |
val kv = ("k",kT) |
17261 | 870 |
val kb = Bound 1 |
15531 | 871 |
in SOME (upd$kb$rb,kb,[kv,rv],true) end |
16822 | 872 |
else if has_field extfields u_name rangeS |
16872 | 873 |
orelse has_field extfields s kT |
15531 | 874 |
then NONE |
17261 | 875 |
else (case mk_eq_terms r of |
876 |
SOME (trm,trm',vars,update_s) |
|
877 |
=> let |
|
878 |
val kv = ("k",kT) |
|
14255 | 879 |
val kb = Bound (length vars) |
17261 | 880 |
in SOME (upd$kb$trm,trm',kv::vars,update_s) end |
15531 | 881 |
| NONE |
17261 | 882 |
=> let |
883 |
val rv = ("r",rT) |
|
14255 | 884 |
val rb = Bound 0 |
16872 | 885 |
val kv = ("k",kT) |
17261 | 886 |
val kb = Bound 1 |
15531 | 887 |
in SOME (upd$kb$rb,rb,[kv,rv],false) end)) |
17261 | 888 |
| mk_eq_terms r = NONE |
13462 | 889 |
in |
17261 | 890 |
(case mk_eq_terms (upd$k$r) of |
891 |
SOME (trm,trm',vars,update_s) |
|
892 |
=> if update_s |
|
893 |
then SOME (prove_split_simp sg ss domS |
|
16872 | 894 |
(list_all(vars,(equals rangeS$(sel$trm)$trm')))) |
17261 | 895 |
else SOME (prove_split_simp sg ss domS |
16872 | 896 |
(list_all(vars,(equals rangeS$(sel$trm)$(sel$trm'))))) |
15531 | 897 |
| NONE => NONE) |
13462 | 898 |
end |
15531 | 899 |
| NONE => NONE) |
17510 | 900 |
else NONE |
15531 | 901 |
| _ => NONE)); |
7178 | 902 |
|
17261 | 903 |
(* record_upd_simproc *) |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
904 |
(* simplify multiple updates: |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
905 |
* (1) "r(|M:=3,N:=1,M:=2,N:=4|) == r(|M:=2,N:=4|)" |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
906 |
* (2) "r(|M:= M r|) = r" |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
907 |
* For (2) special care of "more" updates has to be taken: |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
908 |
* r(|more := m; A := A r|) |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
909 |
* If A is contained in the fields of m we cannot remove the update A := A r! |
17261 | 910 |
* (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
|
911 |
*) |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
912 |
val record_upd_simproc = |
17510 | 913 |
Simplifier.simproc HOL.thy "record_upd_simp" ["u k r"] (* FIXME pattern *) |
16973 | 914 |
(fn sg => fn ss => fn t => |
16872 | 915 |
(case t of ((upd as Const (u, Type(_,[_,Type(_,[rT,_])]))) $ k $ r) => |
17261 | 916 |
let datatype ('a,'b) calc = Init of 'b | Inter of 'a |
16458 | 917 |
val {sel_upd={selectors,updates,...},extfields,...} = RecordsData.get sg; |
17261 | 918 |
|
919 |
(*fun mk_abs_var x t = (x, fastype_of t);*) |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
920 |
fun sel_name u = NameSpace.base (unsuffix updateN u); |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
921 |
|
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
922 |
fun seed s (upd as Const (more,Type(_,[mT,_]))$ k $ r) = |
16822 | 923 |
if has_field extfields s mT then upd else seed s r |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
924 |
| seed _ r = r; |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
925 |
|
17261 | 926 |
fun grow u uT k kT vars (sprout,skeleton) = |
927 |
if sel_name u = moreN |
|
16872 | 928 |
then let val kv = ("k", kT); |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
929 |
val kb = Bound (length vars); |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
930 |
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
|
931 |
else ((sprout,skeleton),vars); |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
932 |
|
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
933 |
fun is_upd_same (sprout,skeleton) u ((sel as Const (s,_))$r) = |
17261 | 934 |
if (unsuffix updateN u) = s andalso (seed s sprout) = r |
15531 | 935 |
then SOME (sel,seed s skeleton) |
936 |
else NONE |
|
937 |
| is_upd_same _ _ _ = NONE |
|
17261 | 938 |
|
16872 | 939 |
fun init_seed r = ((r,Bound 0), [("r", rT)]); |
17261 | 940 |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
941 |
(* mk_updterm returns either |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
942 |
* - Init (orig-term, orig-term-skeleton, vars) if no optimisation can be made, |
17261 | 943 |
* where vars are the bound variables in the skeleton |
944 |
* - Inter (orig-term-skeleton,simplified-term-skeleton, |
|
16872 | 945 |
* vars, (term-sprout, skeleton-sprout)) |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
946 |
* where "All vars. orig-term-skeleton = simplified-term-skeleton" is |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
947 |
* the desired simplification rule, |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
948 |
* the sprouts accumulate the "more-updates" on the way from the seed |
17261 | 949 |
* to the outermost update. It is only relevant to calculate the |
950 |
* possible simplification for (2) |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
951 |
* 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
|
952 |
* memorising the updates in the already-table. While walking up the |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
953 |
* updates again, the optimised term is constructed. |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
954 |
*) |
17261 | 955 |
fun mk_updterm upds already |
16872 | 956 |
(t as ((upd as Const (u,uT as (Type (_,[kT,_])))) $ k $ r)) = |
17261 | 957 |
if Symtab.defined upds u |
958 |
then let |
|
959 |
fun rest already = mk_updterm upds already |
|
960 |
in if u mem_string already |
|
961 |
then (case (rest already r) of |
|
962 |
Init ((sprout,skel),vars) => |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
963 |
let |
17261 | 964 |
val kv = (sel_name u, kT); |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
965 |
val kb = Bound (length vars); |
16872 | 966 |
val (sprout',vars')= grow u uT k kT (kv::vars) (sprout,skel); |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
967 |
in Inter (upd$kb$skel,skel,vars',sprout') end |
17261 | 968 |
| Inter (trm,trm',vars,sprout) => |
969 |
let |
|
970 |
val kv = (sel_name u, kT); |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
971 |
val kb = Bound (length vars); |
16872 | 972 |
val (sprout',vars') = grow u uT k kT (kv::vars) sprout; |
17261 | 973 |
in Inter(upd$kb$trm,trm',kv::vars',sprout') end) |
974 |
else |
|
975 |
(case rest (u::already) r of |
|
976 |
Init ((sprout,skel),vars) => |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
977 |
(case is_upd_same (sprout,skel) u k of |
17261 | 978 |
SOME (sel,skel') => |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
979 |
let |
17261 | 980 |
val (sprout',vars') = grow u uT k kT vars (sprout,skel); |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
981 |
in Inter(upd$(sel$skel')$skel,skel,vars',sprout') end |
17261 | 982 |
| NONE => |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
983 |
let |
17261 | 984 |
val kv = (sel_name u, kT); |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
985 |
val kb = Bound (length vars); |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
986 |
in Init ((upd$k$sprout,upd$kb$skel),kv::vars) end) |
17261 | 987 |
| Inter (trm,trm',vars,sprout) => |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
988 |
(case is_upd_same sprout u k of |
15531 | 989 |
SOME (sel,skel) => |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
990 |
let |
16872 | 991 |
val (sprout',vars') = grow u uT k kT vars sprout |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
992 |
in Inter(upd$(sel$skel)$trm,trm',vars',sprout') end |
15531 | 993 |
| NONE => |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
994 |
let |
17261 | 995 |
val kv = (sel_name u, kT) |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
996 |
val kb = Bound (length vars) |
16872 | 997 |
val (sprout',vars') = grow u uT k kT (kv::vars) sprout |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
998 |
in Inter (upd$kb$trm,upd$kb$trm',vars',sprout') end)) |
17261 | 999 |
end |
1000 |
else Init (init_seed t) |
|
1001 |
| mk_updterm _ _ t = Init (init_seed t); |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1002 |
|
17261 | 1003 |
in (case mk_updterm updates [] t of |
1004 |
Inter (trm,trm',vars,_) |
|
1005 |
=> SOME (prove_split_simp sg ss rT |
|
16872 | 1006 |
(list_all(vars,(equals rT$trm$trm')))) |
15531 | 1007 |
| _ => NONE) |
17261 | 1008 |
end |
15531 | 1009 |
| _ => NONE)); |
15059 | 1010 |
end |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1011 |
|
14255 | 1012 |
(* record_eq_simproc *) |
1013 |
(* looks up the most specific record-equality. |
|
1014 |
* Note on efficiency: |
|
1015 |
* Testing equality of records boils down to the test of equality of all components. |
|
1016 |
* Therefore the complexity is: #components * complexity for single component. |
|
1017 |
* Especially if a record has a lot of components it may be better to split up |
|
1018 |
* the record first and do simplification on that (record_split_simp_tac). |
|
1019 |
* e.g. r(|lots of updates|) = x |
|
1020 |
* |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1021 |
* record_eq_simproc record_split_simp_tac |
17261 | 1022 |
* Complexity: #components * #updates #updates |
1023 |
* |
|
14255 | 1024 |
*) |
14079
1c22e5499eeb
- record_split_tac now also works for object-level universal quantifier
berghofe
parents:
13904
diff
changeset
|
1025 |
val record_eq_simproc = |
17510 | 1026 |
Simplifier.simproc HOL.thy "record_eq_simp" ["r = s"] |
14079
1c22e5499eeb
- record_split_tac now also works for object-level universal quantifier
berghofe
parents:
13904
diff
changeset
|
1027 |
(fn sg => fn _ => fn t => |
1c22e5499eeb
- record_split_tac now also works for object-level universal quantifier
berghofe
parents:
13904
diff
changeset
|
1028 |
(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
|
1029 |
(case rec_id (~1) T of |
15531 | 1030 |
"" => NONE |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1031 |
| name => (case get_equalities sg name of |
15531 | 1032 |
NONE => NONE |
1033 |
| SOME thm => SOME (thm RS Eq_TrueI))) |
|
1034 |
| _ => NONE)); |
|
14079
1c22e5499eeb
- record_split_tac now also works for object-level universal quantifier
berghofe
parents:
13904
diff
changeset
|
1035 |
|
14255 | 1036 |
(* record_split_simproc *) |
17261 | 1037 |
(* splits quantified occurrences of records, for which P holds. P can peek on the |
14255 | 1038 |
* 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
|
1039 |
* P t = 0: do not split |
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
1040 |
* P t = ~1: completely split |
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
1041 |
* P t > 0: split up to given bound of record extensions |
14255 | 1042 |
*) |
1043 |
fun record_split_simproc P = |
|
17510 | 1044 |
Simplifier.simproc HOL.thy "record_split_simp" ["a t"] |
14255 | 1045 |
(fn sg => fn _ => fn t => |
1046 |
(case t of (Const (quantifier, Type (_, [Type (_, [T, _]), _])))$trm => |
|
1047 |
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
|
1048 |
then (case rec_id (~1) T of |
15531 | 1049 |
"" => NONE |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1050 |
| name |
17261 | 1051 |
=> let val split = P t |
1052 |
in if split <> 0 then |
|
15273
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
1053 |
(case get_splits sg (rec_id split T) of |
15531 | 1054 |
NONE => NONE |
17261 | 1055 |
| SOME (all_thm, All_thm, Ex_thm,_) |
15531 | 1056 |
=> SOME (case quantifier of |
15273
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
1057 |
"all" => all_thm |
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
1058 |
| "All" => All_thm RS HOL.eq_reflection |
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
1059 |
| "Ex" => Ex_thm RS HOL.eq_reflection |
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
1060 |
| _ => error "record_split_simproc")) |
15531 | 1061 |
else NONE |
15273
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
1062 |
end) |
15531 | 1063 |
else NONE |
1064 |
| _ => NONE)) |
|
7178 | 1065 |
|
14427 | 1066 |
val record_ex_sel_eq_simproc = |
17510 | 1067 |
Simplifier.simproc HOL.thy "record_ex_sel_eq_simproc" ["Ex t"] |
16973 | 1068 |
(fn sg => fn ss => fn t => |
17261 | 1069 |
let |
16973 | 1070 |
fun prove prop = |
1071 |
quick_and_dirty_prove true sg [] prop |
|
1072 |
(fn _ => simp_tac (Simplifier.inherit_bounds ss (get_simpset sg) |
|
1073 |
addsimps simp_thms addsimprocs [record_split_simproc (K ~1)]) 1); |
|
14959 | 1074 |
|
1075 |
fun mkeq (lr,Teq,(sel,Tsel),x) i = |
|
17510 | 1076 |
if is_selector sg sel then |
17261 | 1077 |
let val x' = if not (loose_bvar1 (x,0)) |
1078 |
then Free ("x" ^ string_of_int i, range_type Tsel) |
|
14959 | 1079 |
else raise TERM ("",[x]); |
1080 |
val sel' = Const (sel,Tsel)$Bound 0; |
|
1081 |
val (l,r) = if lr then (sel',x') else (x',sel'); |
|
1082 |
in Const ("op =",Teq)$l$r end |
|
17510 | 1083 |
else raise TERM ("",[Const (sel,Tsel)]); |
14959 | 1084 |
|
17261 | 1085 |
fun dest_sel_eq (Const ("op =",Teq)$(Const (sel,Tsel)$Bound 0)$X) = |
14959 | 1086 |
(true,Teq,(sel,Tsel),X) |
1087 |
| dest_sel_eq (Const ("op =",Teq)$X$(Const (sel,Tsel)$Bound 0)) = |
|
1088 |
(false,Teq,(sel,Tsel),X) |
|
1089 |
| dest_sel_eq _ = raise TERM ("",[]); |
|
1090 |
||
17261 | 1091 |
in |
1092 |
(case t of |
|
14959 | 1093 |
(Const ("Ex",Tex)$Abs(s,T,t)) => |
16872 | 1094 |
(let val eq = mkeq (dest_sel_eq t) 0; |
14959 | 1095 |
val prop = list_all ([("r",T)], |
1096 |
Logic.mk_equals (Const ("Ex",Tex)$Abs(s,T,eq), |
|
1097 |
HOLogic.true_const)); |
|
15531 | 1098 |
in SOME (prove prop) end |
16872 | 1099 |
handle TERM _ => NONE) |
17261 | 1100 |
| _ => NONE) |
14427 | 1101 |
end) |
1102 |
||
5698 | 1103 |
|
17261 | 1104 |
|
6358 | 1105 |
|
14255 | 1106 |
local |
1107 |
val inductive_atomize = thms "induct_atomize"; |
|
1108 |
val inductive_rulify1 = thms "induct_rulify1"; |
|
1109 |
in |
|
1110 |
(* record_split_simp_tac *) |
|
17261 | 1111 |
(* splits (and simplifies) all records in the goal for which P holds. |
14255 | 1112 |
* For quantified occurrences of a record |
1113 |
* 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
|
1114 |
* can only peek on the variable itself. |
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
1115 |
* P t = 0: do not split |
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
1116 |
* P t = ~1: completely split |
17261 | 1117 |
* P t > 0: split up to given bound of record extensions |
14255 | 1118 |
*) |
15248
b436486091a6
record_split_simp_tac now can get simp rules as parameter
schirmer
parents:
15215
diff
changeset
|
1119 |
fun record_split_simp_tac thms P i st = |
14255 | 1120 |
let |
1121 |
val sg = Thm.sign_of_thm st; |
|
17261 | 1122 |
val {sel_upd={simpset,...},...} |
16458 | 1123 |
= RecordsData.get sg; |
14255 | 1124 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1125 |
val has_rec = exists_Const |
14255 | 1126 |
(fn (s, Type (_, [Type (_, [T, _]), _])) => |
17261 | 1127 |
(s = "all" orelse s = "All" orelse s = "Ex") andalso is_recT T |
14255 | 1128 |
| _ => false); |
1129 |
||
15570 | 1130 |
val goal = List.nth (Thm.prems_of st, i - 1); |
1131 |
val frees = List.filter (is_recT o type_of) (term_frees goal); |
|
14255 | 1132 |
|
17261 | 1133 |
fun mk_split_free_tac free induct_thm i = |
1134 |
let val cfree = cterm_of sg free; |
|
14255 | 1135 |
val (_$(_$r)) = concl_of induct_thm; |
1136 |
val crec = cterm_of sg r; |
|
1137 |
val thm = cterm_instantiate [(crec,cfree)] induct_thm; |
|
1138 |
in EVERY [simp_tac (HOL_basic_ss addsimps inductive_atomize) i, |
|
1139 |
rtac thm i, |
|
1140 |
simp_tac (HOL_basic_ss addsimps inductive_rulify1) i] |
|
17261 | 1141 |
end; |
14255 | 1142 |
|
17261 | 1143 |
fun split_free_tac P i (free as Free (n,T)) = |
1144 |
(case rec_id (~1) T of |
|
15531 | 1145 |
"" => NONE |
17261 | 1146 |
| name => let val split = P free |
1147 |
in if split <> 0 then |
|
15273
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
1148 |
(case get_splits sg (rec_id split T) of |
15531 | 1149 |
NONE => NONE |
1150 |
| SOME (_,_,_,induct_thm) |
|
1151 |
=> SOME (mk_split_free_tac free induct_thm i)) |
|
1152 |
else NONE |
|
15273
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
1153 |
end) |
15531 | 1154 |
| split_free_tac _ _ _ = NONE; |
14255 | 1155 |
|
15570 | 1156 |
val split_frees_tacs = List.mapPartial (split_free_tac P i) frees; |
17261 | 1157 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1158 |
val simprocs = if has_rec goal then [record_split_simproc P] else []; |
17261 | 1159 |
|
1160 |
in st |> ((EVERY split_frees_tacs) |
|
17257
0ab67cb765da
introduced binding priority 1 for linear combinators etc.
haftmann
parents:
17190
diff
changeset
|
1161 |
THEN (Simplifier.full_simp_tac (simpset addsimps thms addsimprocs simprocs) i)) |
15570 | 1162 |
end handle Empty => Seq.empty; |
14255 | 1163 |
end; |
1164 |
||
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1165 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1166 |
(* record_split_tac *) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1167 |
(* 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
|
1168 |
fun record_split_tac i st = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1169 |
let |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1170 |
val sg = Thm.sign_of_thm st; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1171 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1172 |
val has_rec = exists_Const |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1173 |
(fn (s, Type (_, [Type (_, [T, _]), _])) => |
17261 | 1174 |
(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
|
1175 |
| _ => false); |
17261 | 1176 |
|
1177 |
val goal = List.nth (Thm.prems_of st, i - 1); |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1178 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1179 |
fun is_all t = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1180 |
(case t of (Const (quantifier, _)$_) => |
15273
771af451a062
* extended interface of record_split_simp_tac and record_split_simproc
schirmer
parents:
15258
diff
changeset
|
1181 |
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
|
1182 |
| _ => 0); |
17261 | 1183 |
|
1184 |
in if has_rec goal |
|
1185 |
then Simplifier.full_simp_tac |
|
1186 |
(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
|
1187 |
else Seq.empty |
15570 | 1188 |
end handle Subscript => Seq.empty; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1189 |
|
6358 | 1190 |
(* wrapper *) |
1191 |
||
5707 | 1192 |
val record_split_name = "record_split_tac"; |
1193 |
val record_split_wrapper = (record_split_name, fn tac => record_split_tac ORELSE' tac); |
|
5698 | 1194 |
|
16330 | 1195 |
|
1196 |
||
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
1197 |
(** theory extender interface **) |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
1198 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
1199 |
(* prepare arguments *) |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
1200 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
1201 |
fun read_raw_parent sign s = |
16330 | 1202 |
(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
|
1203 |
Type (name, Ts) => (Ts, name) |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
1204 |
| _ => error ("Bad parent record specification: " ^ quote s)); |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
1205 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
1206 |
fun read_typ sign (env, s) = |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
1207 |
let |
17377 | 1208 |
fun def_sort (x, ~1) = AList.lookup (op =) env x |
15531 | 1209 |
| def_sort _ = NONE; |
5060 | 1210 |
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
|
1211 |
in (Term.add_typ_tfrees (T, env), T) end; |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
1212 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
1213 |
fun cert_typ sign (env, raw_T) = |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
1214 |
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
|
1215 |
in (Term.add_typ_tfrees (T, env), T) end; |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
1216 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1217 |
(* attributes *) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1218 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1219 |
fun case_names_fields x = RuleCases.case_names ["fields"] x; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1220 |
fun induct_type_global name = [case_names_fields, InductAttrib.induct_type_global name]; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1221 |
fun cases_type_global name = [case_names_fields, InductAttrib.cases_type_global name]; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1222 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1223 |
(* tactics *) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1224 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1225 |
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
|
1226 |
|
17261 | 1227 |
(* do case analysis / induction according to rule on last parameter of ith subgoal |
1228 |
* (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
|
1229 |
* Instatiation of record variable (and predicate) in rule is calculated to |
17261 | 1230 |
* avoid problems with higher order unification. |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1231 |
*) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1232 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1233 |
fun try_param_tac s rule i st = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1234 |
let |
17510 | 1235 |
val cert = cterm_of (Thm.theory_of_thm st); |
15570 | 1236 |
val g = List.nth (prems_of st, i - 1); |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1237 |
val params = Logic.strip_params g; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1238 |
val concl = HOLogic.dest_Trueprop (Logic.strip_assums_concl g); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1239 |
val rule' = Thm.lift_rule (st, i) rule; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1240 |
val (P, ys) = strip_comb (HOLogic.dest_Trueprop |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1241 |
(Logic.strip_assums_concl (prop_of rule'))); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1242 |
(* ca indicates if rule is a case analysis or induction rule *) |
15570 | 1243 |
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
|
1244 |
[] => (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
|
1245 |
(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
|
1246 |
| [x] => (head_of x, false)); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1247 |
val rule'' = cterm_instantiate (map (pairself cert) (case (rev params) of |
17377 | 1248 |
[] => (case AList.lookup (op =) (map dest_Free (term_frees (prop_of st))) s of |
15531 | 1249 |
NONE => sys_error "try_param_tac: no such variable" |
1250 |
| 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
|
1251 |
(x, Free (s, T))]) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1252 |
| (_, 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
|
1253 |
else incr_boundvars 1 (Abs (s, T, concl)))), |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1254 |
(x, list_abs (params, Bound 0))])) rule' |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1255 |
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
|
1256 |
|
15215 | 1257 |
|
1258 |
(* !!x1 ... xn. ... ==> EX x1 ... xn. P x1 ... xn; |
|
1259 |
instantiates x1 ... xn with parameters x1 ... xn *) |
|
1260 |
fun ex_inst_tac i st = |
|
1261 |
let |
|
1262 |
val sg = sign_of_thm st; |
|
15570 | 1263 |
val g = List.nth (prems_of st, i - 1); |
15215 | 1264 |
val params = Logic.strip_params g; |
1265 |
val exI' = Thm.lift_rule (st, i) exI; |
|
1266 |
val (_$(_$x)) = Logic.strip_assums_concl (hd (prems_of exI')); |
|
1267 |
val cx = cterm_of sg (fst (strip_comb x)); |
|
1268 |
||
17261 | 1269 |
in Seq.single (Library.foldl (fn (st,v) => |
1270 |
Seq.hd |
|
1271 |
(compose_tac (false, cterm_instantiate |
|
1272 |
[(cx,cterm_of sg (list_abs (params,Bound v)))] exI',1) |
|
15215 | 1273 |
i st)) (st,((length params) - 1) downto 0)) |
1274 |
end; |
|
1275 |
||
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1276 |
fun extension_typedef name repT alphas thy = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1277 |
let |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1278 |
val UNIV = HOLogic.mk_UNIV repT; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1279 |
|
17261 | 1280 |
val (thy',{set_def=SOME def, Abs_induct = abs_induct, |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1281 |
Abs_inject=abs_inject, Abs_inverse = abs_inverse,...}) = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1282 |
thy |> setmp TypedefPackage.quiet_mode true |
15531 | 1283 |
(TypedefPackage.add_typedef_i true NONE |
1284 |
(suffix ext_typeN (Sign.base_name name), alphas, Syntax.NoSyn) UNIV NONE |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1285 |
(Tactic.rtac UNIV_witness 1)) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1286 |
val rewrite_rule = Tactic.rewrite_rule [def, rec_UNIV_I, rec_True_simp]; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1287 |
in (thy',map rewrite_rule [abs_inject, abs_inverse, abs_induct]) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1288 |
end; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1289 |
|
17261 | 1290 |
fun mixit convs refls = |
15215 | 1291 |
let fun f ((res,lhs,rhs),refl) = ((refl,List.revAppend (lhs,refl::tl rhs))::res,hd rhs::lhs,tl rhs); |
15570 | 1292 |
in #1 (Library.foldl f (([],[],convs),refls)) end; |
15215 | 1293 |
|
17261 | 1294 |
fun extension_definition full name fields names alphas zeta moreT more vars thy = |
1295 |
let |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1296 |
val base = Sign.base_name; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1297 |
val fieldTs = (map snd fields); |
15215 | 1298 |
val alphas_zeta = alphas@[zeta]; |
1299 |
val alphas_zetaTs = map (fn n => TFree (n, HOLogic.typeS)) alphas_zeta; |
|
1300 |
val vT = TFree (variant alphas_zeta "'v", HOLogic.typeS); |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1301 |
val extT_name = suffix ext_typeN name |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1302 |
val extT = Type (extT_name, alphas_zetaTs); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1303 |
val repT = foldr1 HOLogic.mk_prodT (fieldTs@[moreT]); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1304 |
val fields_more = fields@[(full moreN,moreT)]; |
15215 | 1305 |
val fields_moreTs = fieldTs@[moreT]; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1306 |
val bfields_more = map (apfst base) fields_more; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1307 |
val r = Free (rN,extT) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1308 |
val len = length fields; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1309 |
val idxms = 0 upto len; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1310 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1311 |
(* prepare declarations and definitions *) |
17261 | 1312 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1313 |
(*fields constructor*) |
15215 | 1314 |
val ext_decl = (mk_extC (name,extT) fields_moreTs); |
17261 | 1315 |
(* |
1316 |
val ext_spec = Const ext_decl :== |
|
1317 |
(foldr (uncurry lambda) |
|
1318 |
(mk_Abs name repT extT $ (foldr1 HOLogic.mk_prod (vars@[more]))) (vars@[more])) |
|
1319 |
*) |
|
1320 |
val ext_spec = list_comb (Const ext_decl,vars@[more]) :== |
|
15215 | 1321 |
(mk_Abs name repT extT $ (foldr1 HOLogic.mk_prod (vars@[more]))); |
1322 |
||
17261 | 1323 |
fun mk_ext args = list_comb (Const ext_decl, args); |
1324 |
||
1325 |
(*destructors*) |
|
16379 | 1326 |
val _ = timing_msg "record extension preparing definitions"; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1327 |
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
|
1328 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1329 |
fun mk_dest_spec (i, (c,T)) = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1330 |
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
|
1331 |
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
|
1332 |
:== (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
|
1333 |
end; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1334 |
val dest_specs = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1335 |
ListPair.map mk_dest_spec (idxms, fields_more); |
17261 | 1336 |
|
16379 | 1337 |
(*updates*) |
15215 | 1338 |
val upd_decls = map (mk_updC updN extT) bfields_more; |
1339 |
fun mk_upd_spec (c,T) = |
|
1340 |
let |
|
17261 | 1341 |
val args = map (fn (n,nT) => if n=c then Free (base c,T) |
1342 |
else (mk_sel r (suffix ext_dest n,nT))) |
|
15215 | 1343 |
fields_more; |
1344 |
in Const (mk_updC updN extT (c,T))$(Free (base c,T))$r |
|
1345 |
:== mk_ext args |
|
1346 |
end; |
|
1347 |
val upd_specs = map mk_upd_spec fields_more; |
|
17261 | 1348 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1349 |
(* 1st stage: defs_thy *) |
16379 | 1350 |
fun mk_defs () = |
17261 | 1351 |
thy |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1352 |
|> extension_typedef name repT (alphas@[zeta]) |
17261 | 1353 |
|>> Theory.add_consts_i |
15215 | 1354 |
(map Syntax.no_syn ((apfst base ext_decl)::dest_decls@upd_decls)) |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1355 |
|>>> PureThy.add_defs_i false (map Thm.no_attributes (ext_spec::dest_specs)) |
15215 | 1356 |
|>>> PureThy.add_defs_i false (map Thm.no_attributes upd_specs) |
16379 | 1357 |
val (defs_thy, (([abs_inject, abs_inverse, abs_induct],ext_def::dest_defs),upd_defs)) = |
1358 |
timeit_msg "record extension type/selector/update defs:" mk_defs; |
|
17261 | 1359 |
|
1360 |
||
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1361 |
(* prepare propositions *) |
16379 | 1362 |
val _ = timing_msg "record extension preparing propositions"; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1363 |
val vars_more = vars@[more]; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1364 |
val named_vars_more = (names@[full moreN])~~vars_more; |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1365 |
val variants = map (fn (Free (x,_))=>x) vars_more; |
15215 | 1366 |
val ext = mk_ext vars_more; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1367 |
val s = Free (rN, extT); |
15215 | 1368 |
val w = Free (wN, extT); |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1369 |
val P = Free (variant variants "P", extT-->HOLogic.boolT); |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1370 |
val C = Free (variant variants "C", HOLogic.boolT); |
17261 | 1371 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1372 |
val inject_prop = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1373 |
let val vars_more' = map (fn (Free (x,T)) => Free (x ^ "'",T)) vars_more; |
17261 | 1374 |
in All (map dest_Free (vars_more@vars_more')) |
1375 |
((HOLogic.eq_const extT $ |
|
1376 |
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
|
1377 |
=== |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1378 |
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
|
1379 |
end; |
17261 | 1380 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1381 |
val induct_prop = |
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1382 |
(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
|
1383 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1384 |
val cases_prop = |
17261 | 1385 |
(All (map dest_Free vars_more) |
1386 |
(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
|
1387 |
==> Trueprop C; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1388 |
|
17261 | 1389 |
(*destructors*) |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1390 |
val dest_conv_props = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1391 |
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
|
1392 |
|
15215 | 1393 |
(*updates*) |
1394 |
fun mk_upd_prop (i,(c,T)) = |
|
17261 | 1395 |
let val x' = Free (variant variants (base c ^ "'"),T) |
15215 | 1396 |
val args' = nth_update x' (i, vars_more) |
1397 |
in mk_upd updN c x' ext === mk_ext args' end; |
|
1398 |
val upd_conv_props = ListPair.map mk_upd_prop (idxms, fields_more); |
|
1399 |
||
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1400 |
val surjective_prop = |
17261 | 1401 |
let val args = |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1402 |
map (fn (c, Free (_,T)) => mk_sel s (suffix ext_dest c,T)) named_vars_more; |
15215 | 1403 |
in s === mk_ext args end; |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1404 |
|
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1405 |
val split_meta_prop = |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1406 |
let val P = Free (variant variants "P", extT-->Term.propT) in |
17261 | 1407 |
Logic.mk_equals |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1408 |
(All [dest_Free s] (P $ s), All (map dest_Free vars_more) (P $ ext)) |
17261 | 1409 |
end; |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1410 |
|
17510 | 1411 |
fun prove stndrd = quick_and_dirty_prove stndrd defs_thy; |
1412 |
val prove_standard = quick_and_dirty_prove true defs_thy; |
|
15215 | 1413 |
fun prove_simp stndrd simps = |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1414 |
let val tac = simp_all_tac HOL_ss simps |
15215 | 1415 |
in fn prop => prove stndrd [] prop (K tac) end; |
17261 | 1416 |
|
15215 | 1417 |
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
|
1418 |
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
|
1419 |
|
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1420 |
fun induct_prf () = |
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1421 |
let val (assm, concl) = induct_prop |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1422 |
in prove_standard [assm] concl (fn prems => |
17261 | 1423 |
EVERY [try_param_tac rN abs_induct 1, |
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1424 |
simp_tac (HOL_ss addsimps [split_paired_all]) 1, |
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1425 |
resolve_tac (map (rewrite_rule [ext_def]) prems) 1]) |
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1426 |
end; |
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1427 |
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
|
1428 |
|
15215 | 1429 |
fun cases_prf_opt () = |
17261 | 1430 |
let |
15215 | 1431 |
val sg = (sign_of defs_thy); |
1432 |
val (_$(Pvar$_)) = concl_of induct; |
|
17261 | 1433 |
val ind = cterm_instantiate |
1434 |
[(cterm_of sg Pvar, cterm_of sg |
|
15215 | 1435 |
(lambda w (HOLogic.imp$HOLogic.mk_eq(r,w)$C)))] |
1436 |
induct; |
|
1437 |
in standard (ObjectLogic.rulify (mp OF [ind, refl])) end; |
|
1438 |
||
1439 |
fun cases_prf_noopt () = |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1440 |
prove_standard [] cases_prop (fn prems => |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1441 |
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
|
1442 |
try_param_tac rN induct 1, |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1443 |
rtac impI 1, |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1444 |
REPEAT (etac allE 1), |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1445 |
etac mp 1, |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1446 |
rtac refl 1]) |
15215 | 1447 |
|
1448 |
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
|
1449 |
val cases = timeit_msg "record extension cases proof:" cases_prf; |
17261 | 1450 |
|
1451 |
fun dest_convs_prf () = map (prove_simp false |
|
15215 | 1452 |
([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
|
1453 |
val dest_convs = timeit_msg "record extension dest_convs proof:" dest_convs_prf; |
15215 | 1454 |
fun dest_convs_standard_prf () = map standard dest_convs; |
1455 |
||
17261 | 1456 |
val dest_convs_standard = |
1457 |
timeit_msg "record extension dest_convs_standard proof:" dest_convs_standard_prf; |
|
1458 |
||
1459 |
fun upd_convs_prf_noopt () = map (prove_simp true (dest_convs_standard@upd_defs)) |
|
15215 | 1460 |
upd_conv_props; |
1461 |
fun upd_convs_prf_opt () = |
|
17261 | 1462 |
let |
15215 | 1463 |
val sg = sign_of defs_thy; |
17261 | 1464 |
fun mkrefl (c,T) = Thm.reflexive |
1465 |
(cterm_of sg (Free (variant variants (base c ^ "'"),T))); |
|
15215 | 1466 |
val refls = map mkrefl fields_more; |
1467 |
val constr_refl = Thm.reflexive (cterm_of sg (head_of ext)); |
|
15913 | 1468 |
val dest_convs' = map mk_meta_eq dest_convs; |
17261 | 1469 |
|
15215 | 1470 |
fun mkthm (udef,(fld_refl,thms)) = |
15570 | 1471 |
let val bdyeq = Library.foldl (uncurry Thm.combination) (constr_refl,thms); |
15215 | 1472 |
(* (|N=N (|N=N,M=M,K=K,more=more|) |
1473 |
M=M (|N=N,M=M,K=K,more=more|) |
|
1474 |
K=K' |
|
1475 |
more = more (|N=N,M=M,K=K,more=more|) = |
|
1476 |
(|N=N,M=M,K=K',more=more|) |
|
1477 |
*) |
|
1478 |
val (_$(_$v$r)$_) = prop_of udef; |
|
1479 |
val (_$v'$_) = prop_of fld_refl; |
|
17261 | 1480 |
val udef' = cterm_instantiate |
15215 | 1481 |
[(cterm_of sg v,cterm_of sg v'), |
1482 |
(cterm_of sg r,cterm_of sg ext)] udef; |
|
17261 | 1483 |
in standard (Thm.transitive udef' bdyeq) end; |
1484 |
in map mkthm (rev upd_defs ~~ (mixit dest_convs' refls)) |
|
15215 | 1485 |
handle e => print_exn e end; |
17261 | 1486 |
|
15215 | 1487 |
val upd_convs_prf = quick_and_dirty_prf upd_convs_prf_noopt upd_convs_prf_opt; |
1488 |
||
17261 | 1489 |
val upd_convs = |
1490 |
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
|
1491 |
|
17261 | 1492 |
fun surjective_prf () = |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1493 |
prove_standard [] surjective_prop (fn prems => |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1494 |
(EVERY [try_param_tac rN induct 1, |
15215 | 1495 |
simp_tac (HOL_basic_ss addsimps dest_convs_standard) 1])); |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1496 |
val surjective = timeit_msg "record extension surjective proof:" surjective_prf; |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1497 |
|
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1498 |
fun split_meta_prf () = |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1499 |
prove_standard [] split_meta_prop (fn prems => |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1500 |
EVERY [rtac equal_intr_rule 1, |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1501 |
rtac meta_allE 1, etac triv_goal 1, atac 1, |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1502 |
rtac (prop_subst OF [surjective]) 1, |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1503 |
REPEAT (EVERY [rtac meta_allE 1, etac triv_goal 1, etac thin_rl 1]), |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1504 |
atac 1]); |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1505 |
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
|
1506 |
|
15215 | 1507 |
val (thm_thy,([inject',induct',cases',surjective',split_meta'], |
1508 |
[dest_convs',upd_convs'])) = |
|
17261 | 1509 |
defs_thy |
1510 |
|> (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
|
1511 |
[("ext_inject", inject), |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1512 |
("ext_induct", induct), |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1513 |
("ext_cases", cases), |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1514 |
("ext_surjective", surjective), |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1515 |
("ext_split", split_meta)] |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1516 |
|>>> (PureThy.add_thmss o map Thm.no_attributes) |
17261 | 1517 |
[("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
|
1518 |
|
15215 | 1519 |
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
|
1520 |
end; |
17261 | 1521 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1522 |
fun chunks [] [] = [] |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1523 |
| chunks [] xs = [xs] |
15570 | 1524 |
| chunks (l::ls) xs = Library.take (l,xs)::chunks ls (Library.drop (l,xs)); |
17261 | 1525 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1526 |
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
|
1527 |
| chop_last [x] = ([],x) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1528 |
| chop_last (x::xs) = let val (tl,l) = chop_last xs in (x::tl,l) end; |
17261 | 1529 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1530 |
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
|
1531 |
| subst_last s ([x]) = [s] |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1532 |
| 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
|
1533 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1534 |
(* mk_recordT builds up the record type from the current extension tpye extT and a list |
17261 | 1535 |
* of parent extensions, starting with the root of the record hierarchy |
1536 |
*) |
|
1537 |
fun mk_recordT extT parent_exts = |
|
15574
b1d1b5bfc464
Removed practically all references to Library.foldr.
skalberg
parents:
15570
diff
changeset
|
1538 |
foldr (fn ((parent,Ts),T) => Type (parent, subst_last T Ts)) extT parent_exts; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1539 |
|
15215 | 1540 |
|
1541 |
||
1542 |
fun obj_to_meta_all thm = |
|
1543 |
let |
|
17261 | 1544 |
fun E thm = case (SOME (spec OF [thm]) handle THM _ => NONE) of |
15531 | 1545 |
SOME thm' => E thm' |
1546 |
| NONE => thm; |
|
15215 | 1547 |
val th1 = E thm; |
1548 |
val th2 = Drule.forall_intr_vars th1; |
|
1549 |
in th2 end; |
|
1550 |
||
1551 |
fun meta_to_obj_all thm = |
|
1552 |
let |
|
1553 |
val {sign, prop, ...} = rep_thm thm; |
|
1554 |
val params = Logic.strip_params prop; |
|
1555 |
val concl = HOLogic.dest_Trueprop (Logic.strip_assums_concl prop); |
|
1556 |
val ct = cterm_of sign |
|
1557 |
(HOLogic.mk_Trueprop (HOLogic.list_all (params, concl))); |
|
1558 |
val thm' = Seq.hd (REPEAT (rtac allI 1) (Thm.trivial ct)); |
|
1559 |
in |
|
1560 |
Thm.implies_elim thm' thm |
|
1561 |
end; |
|
1562 |
||
1563 |
||
1564 |
||
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1565 |
(* record_definition *) |
17261 | 1566 |
fun record_definition (args, bname) parent (parents: parent_info list) raw_fields thy = |
14702 | 1567 |
(* smlnj needs type annotation of parents *) |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1568 |
let |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1569 |
val sign = Theory.sign_of thy; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1570 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1571 |
val alphas = map fst args; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1572 |
val name = Sign.full_name sign bname; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1573 |
val full = Sign.full_name_path sign bname; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1574 |
val base = Sign.base_name; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1575 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1576 |
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
|
1577 |
|
15570 | 1578 |
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
|
1579 |
val parent_chunks = map (length o #fields) parents; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1580 |
val parent_names = map fst parent_fields; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1581 |
val parent_types = map snd parent_fields; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1582 |
val parent_fields_len = length parent_fields; |
15215 | 1583 |
val parent_variants = variantlist (map base parent_names, [moreN, rN, rN ^ "'", wN]); |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1584 |
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
|
1585 |
val parent_len = length parents; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1586 |
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
|
1587 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1588 |
val fields = map (apfst full) bfields; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1589 |
val names = map fst fields; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1590 |
val extN = full bname; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1591 |
val types = map snd fields; |
15574
b1d1b5bfc464
Removed practically all references to Library.foldr.
skalberg
parents:
15570
diff
changeset
|
1592 |
val alphas_fields = foldr add_typ_tfree_names [] types; |
17261 | 1593 |
val alphas_ext = alphas inter alphas_fields; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1594 |
val len = length fields; |
15215 | 1595 |
val variants = variantlist (map fst bfields, moreN::rN::rN ^ "'"::wN::parent_variants); |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1596 |
val vars = ListPair.map Free (variants, types); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1597 |
val named_vars = names ~~ vars; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1598 |
val idxs = 0 upto (len - 1); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1599 |
val idxms = 0 upto len; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1600 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1601 |
val all_fields = parent_fields @ fields; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1602 |
val all_names = parent_names @ names; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1603 |
val all_types = parent_types @ types; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1604 |
val all_len = parent_fields_len + len; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1605 |
val all_variants = parent_variants @ variants; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1606 |
val all_vars = parent_vars @ vars; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1607 |
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
|
1608 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1609 |
|
17261 | 1610 |
val zeta = variant alphas "'z"; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1611 |
val moreT = TFree (zeta, HOLogic.typeS); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1612 |
val more = Free (moreN, moreT); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1613 |
val full_moreN = full moreN; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1614 |
val bfields_more = bfields @ [(moreN,moreT)]; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1615 |
val fields_more = fields @ [(full_moreN,moreT)]; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1616 |
val vars_more = vars @ [more]; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1617 |
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
|
1618 |
val all_vars_more = all_vars @ [more]; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1619 |
val all_named_vars_more = all_named_vars @ [(full_moreN,more)]; |
17261 | 1620 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1621 |
(* 1st stage: extension_thy *) |
15215 | 1622 |
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
|
1623 |
thy |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1624 |
|> Theory.add_path bname |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1625 |
|> 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
|
1626 |
|
17261 | 1627 |
val _ = timing_msg "record preparing definitions"; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1628 |
val Type extension_scheme = extT; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1629 |
val extension_name = unsuffix ext_typeN (fst extension_scheme); |
17261 | 1630 |
val extension = let val (n,Ts) = extension_scheme in (n,subst_last HOLogic.unitT Ts) end; |
1631 |
val extension_names = |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1632 |
(map ((unsuffix ext_typeN) o fst o #extension) parents) @ [extN]; |
15570 | 1633 |
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
|
1634 |
|
17261 | 1635 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1636 |
fun rec_schemeT n = mk_recordT extT (map #extension (prune n parents)); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1637 |
val rec_schemeT0 = rec_schemeT 0; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1638 |
|
17261 | 1639 |
fun recT n = |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1640 |
let val (c,Ts) = extension |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1641 |
in mk_recordT (Type (c,subst_last HOLogic.unitT Ts))(map #extension (prune n parents)) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1642 |
end; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1643 |
val recT0 = recT 0; |
17261 | 1644 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1645 |
fun mk_rec args n = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1646 |
let val (args',more) = chop_last args; |
17261 | 1647 |
fun mk_ext' (((name,T),args),more) = mk_ext (name,T) (args@[more]); |
1648 |
fun build Ts = |
|
15574
b1d1b5bfc464
Removed practically all references to Library.foldr.
skalberg
parents:
15570
diff
changeset
|
1649 |
foldr mk_ext' more (prune n (extension_names ~~ Ts ~~ (chunks parent_chunks args'))) |
17261 | 1650 |
in |
1651 |
if more = HOLogic.unit |
|
1652 |
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
|
1653 |
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
|
1654 |
end; |
17261 | 1655 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1656 |
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
|
1657 |
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
|
1658 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1659 |
fun r n = Free (rN, rec_schemeT n) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1660 |
val r0 = r 0; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1661 |
fun r_unit n = Free (rN, recT n) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1662 |
val r_unit0 = r_unit 0; |
15215 | 1663 |
val w = Free (wN, rec_schemeT 0) |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1664 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1665 |
(* prepare print translation functions *) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1666 |
val field_tr's = |
15570 | 1667 |
print_translation (distinct (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
|
1668 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1669 |
val adv_ext_tr's = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1670 |
let |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1671 |
val trnames = NameSpace.accesses' extN; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1672 |
in map (gen_record_tr') trnames end; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1673 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1674 |
val adv_record_type_abbr_tr's = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1675 |
let val trnames = NameSpace.accesses' (hd extension_names); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1676 |
val lastExt = (unsuffix ext_typeN (fst extension)); |
17190 | 1677 |
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
|
1678 |
end; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1679 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1680 |
val adv_record_type_tr's = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1681 |
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
|
1682 |
(* 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
|
1683 |
in map (gen_record_type_tr') trnames |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1684 |
end; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1685 |
|
17261 | 1686 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1687 |
(* prepare declarations *) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1688 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1689 |
val sel_decls = map (mk_selC rec_schemeT0) bfields_more; |
15215 | 1690 |
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
|
1691 |
val make_decl = (makeN, all_types ---> recT0); |
17261 | 1692 |
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
|
1693 |
val extend_decl = (extendN, recT0 --> moreT --> rec_schemeT0); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1694 |
val truncate_decl = (truncateN, rec_schemeT0 --> recT0); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1695 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1696 |
(* prepare definitions *) |
17261 | 1697 |
|
1698 |
fun parent_more s = |
|
1699 |
if null parents then s |
|
16124 | 1700 |
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
|
1701 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1702 |
fun parent_more_upd v s = |
17261 | 1703 |
if null parents then v |
16124 | 1704 |
else let val mp = NameSpace.qualified (#name (List.last parents)) moreN; |
15215 | 1705 |
in mk_upd updateN mp v s end; |
17261 | 1706 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1707 |
(*record (scheme) type abbreviation*) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1708 |
val recordT_specs = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1709 |
[(suffix schemeN bname, alphas @ [zeta], rec_schemeT0, Syntax.NoSyn), |
17261 | 1710 |
(bname, alphas, recT0, Syntax.NoSyn)]; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1711 |
|
17261 | 1712 |
(*selectors*) |
1713 |
fun mk_sel_spec (c,T) = |
|
1714 |
Const (mk_selC rec_schemeT0 (c,T)) |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1715 |
:== (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
|
1716 |
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
|
1717 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1718 |
(*updates*) |
15215 | 1719 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1720 |
fun mk_upd_spec (c,T) = |
17261 | 1721 |
let |
1722 |
val new = mk_upd updN c (Free (base c,T)) (parent_more r0); |
|
15215 | 1723 |
in Const (mk_updC updateN rec_schemeT0 (c,T))$(Free (base c,T))$r0 |
1724 |
:== (parent_more_upd new r0) |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1725 |
end; |
17261 | 1726 |
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
|
1727 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1728 |
(*derived operations*) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1729 |
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
|
1730 |
mk_rec (all_vars @ [HOLogic.unit]) 0; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1731 |
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
|
1732 |
mk_rec (all_vars @ [HOLogic.unit]) parent_len; |
17261 | 1733 |
val extend_spec = |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1734 |
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
|
1735 |
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
|
1736 |
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
|
1737 |
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
|
1738 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1739 |
(* 2st stage: defs_thy *) |
17261 | 1740 |
|
16379 | 1741 |
fun mk_defs () = |
1742 |
extension_thy |
|
17261 | 1743 |
|> Theory.add_trfuns |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1744 |
([],[],field_tr's, []) |
17261 | 1745 |
|> Theory.add_advanced_trfuns |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1746 |
([],[],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
|
1747 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1748 |
|> Theory.parent_path |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1749 |
|> Theory.add_tyabbrs_i recordT_specs |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1750 |
|> Theory.add_path bname |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1751 |
|> Theory.add_consts_i |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1752 |
(map2 (fn ((x, T), mx) => (x, T, mx)) (sel_decls, field_syntax @ [Syntax.NoSyn])) |
17261 | 1753 |
|> (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
|
1754 |
(upd_decls @ [make_decl, fields_decl, extend_decl, truncate_decl]) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1755 |
|> (PureThy.add_defs_i false o map Thm.no_attributes) sel_specs |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1756 |
|>>> (PureThy.add_defs_i false o map Thm.no_attributes) upd_specs |
17261 | 1757 |
|>>> (PureThy.add_defs_i false o map Thm.no_attributes) |
16379 | 1758 |
[make_spec, fields_spec, extend_spec, truncate_spec] |
1759 |
val (defs_thy,((sel_defs,upd_defs),derived_defs)) = |
|
1760 |
timeit_msg "record trfuns/tyabbrs/selectors/updates/make/fields/extend/truncate defs:" |
|
1761 |
mk_defs; |
|
17261 | 1762 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1763 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1764 |
(* prepare propositions *) |
17261 | 1765 |
val _ = timing_msg "record preparing propositions"; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1766 |
val P = Free (variant all_variants "P", rec_schemeT0-->HOLogic.boolT); |
17261 | 1767 |
val C = Free (variant all_variants "C", HOLogic.boolT); |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1768 |
val P_unit = Free (variant all_variants "P", recT0-->HOLogic.boolT); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1769 |
|
17261 | 1770 |
(*selectors*) |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1771 |
val sel_conv_props = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1772 |
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
|
1773 |
|
17261 | 1774 |
(*updates*) |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1775 |
fun mk_upd_prop (i,(c,T)) = |
17261 | 1776 |
let val x' = Free (variant all_variants (base c ^ "'"),T) |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1777 |
val args' = nth_update x' (parent_fields_len + i, all_vars_more) |
15215 | 1778 |
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
|
1779 |
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
|
1780 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1781 |
(*induct*) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1782 |
val induct_scheme_prop = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1783 |
All (map dest_Free all_vars_more) (Trueprop (P $ r_rec0)) ==> Trueprop (P $ r0); |
17261 | 1784 |
val induct_prop = |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1785 |
(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
|
1786 |
Trueprop (P_unit $ r_unit0)); |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1787 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1788 |
(*surjective*) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1789 |
val surjective_prop = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1790 |
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
|
1791 |
in r0 === mk_rec args 0 end; |
17261 | 1792 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1793 |
(*cases*) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1794 |
val cases_scheme_prop = |
17261 | 1795 |
(All (map dest_Free all_vars_more) |
1796 |
(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
|
1797 |
==> Trueprop C; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1798 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1799 |
val cases_prop = |
17261 | 1800 |
(All (map dest_Free all_vars) |
1801 |
(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
|
1802 |
==> Trueprop C; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1803 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1804 |
(*split*) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1805 |
val split_meta_prop = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1806 |
let val P = Free (variant all_variants "P", rec_schemeT0-->Term.propT) in |
17261 | 1807 |
Logic.mk_equals |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1808 |
(All [dest_Free r0] (P $ r0), All (map dest_Free all_vars_more) (P $ r_rec0)) |
17261 | 1809 |
end; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1810 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1811 |
val split_object_prop = |
15574
b1d1b5bfc464
Removed practically all references to Library.foldr.
skalberg
parents:
15570
diff
changeset
|
1812 |
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
|
1813 |
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
|
1814 |
end; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1815 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1816 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1817 |
val split_ex_prop = |
15574
b1d1b5bfc464
Removed practically all references to Library.foldr.
skalberg
parents:
15570
diff
changeset
|
1818 |
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
|
1819 |
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
|
1820 |
end; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1821 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1822 |
(*equality*) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1823 |
val equality_prop = |
17261 | 1824 |
let |
1825 |
val s' = Free (rN ^ "'", rec_schemeT0) |
|
1826 |
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
|
1827 |
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
|
1828 |
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
|
1829 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1830 |
(* 3rd stage: thms_thy *) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1831 |
|
17510 | 1832 |
fun prove stndrd = quick_and_dirty_prove stndrd defs_thy; |
1833 |
val prove_standard = quick_and_dirty_prove true defs_thy; |
|
17261 | 1834 |
|
15215 | 1835 |
fun prove_simp stndrd ss simps = |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1836 |
let val tac = simp_all_tac ss simps |
15215 | 1837 |
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
|
1838 |
|
17510 | 1839 |
val ss = get_simpset defs_thy; |
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1840 |
|
17261 | 1841 |
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
|
1842 |
(sel_defs@ext_dest_convs)) sel_conv_props; |
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1843 |
val sel_convs = timeit_msg "record sel_convs proof:" sel_convs_prf; |
15215 | 1844 |
fun sel_convs_standard_prf () = map standard sel_convs |
17261 | 1845 |
val sel_convs_standard = |
1846 |
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
|
1847 |
|
17261 | 1848 |
fun upd_convs_prf () = |
1849 |
map (prove_simp true ss (upd_defs@u_convs)) upd_conv_props; |
|
1850 |
||
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1851 |
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
|
1852 |
|
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1853 |
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
|
1854 |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1855 |
fun induct_scheme_prf () = prove_standard [] induct_scheme_prop (fn prems => |
17261 | 1856 |
(EVERY [if null parent_induct |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1857 |
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
|
1858 |
try_param_tac rN ext_induct 1, |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1859 |
asm_simp_tac HOL_basic_ss 1])); |
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1860 |
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
|
1861 |
|
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1862 |
fun induct_prf () = |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1863 |
let val (assm, concl) = induct_prop; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1864 |
in |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1865 |
prove_standard [assm] concl (fn prems => |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1866 |
try_param_tac rN induct_scheme 1 |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1867 |
THEN try_param_tac "more" unit_induct 1 |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1868 |
THEN resolve_tac prems 1) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1869 |
end; |
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1870 |
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
|
1871 |
|
17261 | 1872 |
fun surjective_prf () = |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1873 |
prove_standard [] surjective_prop (fn prems => |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1874 |
(EVERY [try_param_tac rN induct_scheme 1, |
15215 | 1875 |
simp_tac (ss addsimps sel_convs_standard) 1])) |
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1876 |
val surjective = timeit_msg "record surjective proof:" surjective_prf; |
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1877 |
|
15215 | 1878 |
fun cases_scheme_prf_opt () = |
17261 | 1879 |
let |
15215 | 1880 |
val sg = (sign_of defs_thy); |
1881 |
val (_$(Pvar$_)) = concl_of induct_scheme; |
|
17261 | 1882 |
val ind = cterm_instantiate |
1883 |
[(cterm_of sg Pvar, cterm_of sg |
|
15215 | 1884 |
(lambda w (HOLogic.imp$HOLogic.mk_eq(r0,w)$C)))] |
1885 |
induct_scheme; |
|
1886 |
in standard (ObjectLogic.rulify (mp OF [ind, refl])) end; |
|
1887 |
||
1888 |
fun cases_scheme_prf_noopt () = |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1889 |
prove_standard [] cases_scheme_prop (fn prems => |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1890 |
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
|
1891 |
try_param_tac rN induct_scheme 1, |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1892 |
rtac impI 1, |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1893 |
REPEAT (etac allE 1), |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1894 |
etac mp 1, |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1895 |
rtac refl 1]) |
15215 | 1896 |
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
|
1897 |
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
|
1898 |
|
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1899 |
fun cases_prf () = |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1900 |
prove_standard [] cases_prop (fn _ => |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1901 |
try_param_tac rN cases_scheme 1 |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1902 |
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
|
1903 |
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
|
1904 |
|
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1905 |
fun split_meta_prf () = |
15215 | 1906 |
prove false [] split_meta_prop (fn prems => |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1907 |
EVERY [rtac equal_intr_rule 1, |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1908 |
rtac meta_allE 1, etac triv_goal 1, atac 1, |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1909 |
rtac (prop_subst OF [surjective]) 1, |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1910 |
REPEAT (EVERY [rtac meta_allE 1, etac triv_goal 1, etac thin_rl 1]), |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1911 |
atac 1]); |
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1912 |
val split_meta = timeit_msg "record split_meta proof:" split_meta_prf; |
15215 | 1913 |
val split_meta_standard = standard split_meta; |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1914 |
|
15215 | 1915 |
fun split_object_prf_opt () = |
17261 | 1916 |
let |
15215 | 1917 |
val sg = sign_of defs_thy; |
1918 |
val cPI= cterm_of sg (lambda r0 (Trueprop (P$r0))); |
|
1919 |
val (_$Abs(_,_,P$_)) = fst (Logic.dest_equals (concl_of split_meta_standard)); |
|
1920 |
val cP = cterm_of sg P; |
|
1921 |
val split_meta' = cterm_instantiate [(cP,cPI)] split_meta_standard; |
|
1922 |
val (l,r) = HOLogic.dest_eq (HOLogic.dest_Trueprop split_object_prop); |
|
17261 | 1923 |
val cl = cterm_of sg (HOLogic.mk_Trueprop l); |
1924 |
val cr = cterm_of sg (HOLogic.mk_Trueprop r); |
|
15215 | 1925 |
val thl = assume cl (*All r. P r*) (* 1 *) |
1926 |
|> obj_to_meta_all (*!!r. P r*) |
|
17261 | 1927 |
|> equal_elim split_meta' (*!!n m more. P (ext n m more)*) |
1928 |
|> meta_to_obj_all (*All n m more. P (ext n m more)*) (* 2*) |
|
15215 | 1929 |
|> implies_intr cl (* 1 ==> 2 *) |
1930 |
val thr = assume cr (*All n m more. P (ext n m more)*) |
|
1931 |
|> obj_to_meta_all (*!!n m more. P (ext n m more)*) |
|
17261 | 1932 |
|> equal_elim (symmetric split_meta') (*!!r. P r*) |
15215 | 1933 |
|> meta_to_obj_all (*All r. P r*) |
1934 |
|> implies_intr cr (* 2 ==> 1 *) |
|
17261 | 1935 |
in standard (thr COMP (thl COMP iffI)) end; |
15215 | 1936 |
|
1937 |
fun split_object_prf_noopt () = |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1938 |
prove_standard [] split_object_prop (fn prems => |
17261 | 1939 |
EVERY [rtac iffI 1, |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1940 |
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
|
1941 |
rtac allI 1, rtac induct_scheme 1,REPEAT (etac allE 1),atac 1]); |
15215 | 1942 |
|
17261 | 1943 |
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
|
1944 |
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
|
1945 |
|
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1946 |
|
17261 | 1947 |
fun split_ex_prf () = |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1948 |
prove_standard [] split_ex_prop (fn prems => |
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1949 |
EVERY [rtac iffI 1, |
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1950 |
etac exE 1, |
15215 | 1951 |
simp_tac (HOL_basic_ss addsimps [split_meta_standard]) 1, |
1952 |
ex_inst_tac 1, |
|
1953 |
(*REPEAT (rtac exI 1),*) |
|
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1954 |
atac 1, |
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1955 |
REPEAT (etac exE 1), |
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1956 |
rtac exI 1, |
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1957 |
atac 1]); |
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1958 |
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
|
1959 |
|
17261 | 1960 |
fun equality_tac thms = |
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1961 |
let val (s'::s::eqs) = rev thms; |
15215 | 1962 |
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
|
1963 |
val eqs' = map (simplify ss') eqs; |
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1964 |
in simp_tac (HOL_basic_ss addsimps (s'::s::eqs')) 1 end; |
17261 | 1965 |
|
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1966 |
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
|
1967 |
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
|
1968 |
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
|
1969 |
THEN res_inst_tac [(rN, s')] cases_scheme 1 |
17261 | 1970 |
THEN (METAHYPS equality_tac 1)) |
15012
28fa57b57209
Added reference record_definition_quick_and_dirty_sensitive, to
schirmer
parents:
14981
diff
changeset
|
1971 |
(* simp_all_tac ss (sel_convs) would also work but is less efficient *) |
17261 | 1972 |
end); |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
1973 |
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
|
1974 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1975 |
val (thms_thy,(([sel_convs',upd_convs',sel_defs',upd_defs',[split_meta',split_object',split_ex'], |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1976 |
derived_defs'], |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1977 |
[surjective',equality']),[induct_scheme',induct',cases_scheme',cases'])) = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1978 |
defs_thy |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1979 |
|> (PureThy.add_thmss o map Thm.no_attributes) |
15215 | 1980 |
[("select_convs", sel_convs_standard), |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1981 |
("update_convs", upd_convs), |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1982 |
("select_defs", sel_defs), |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1983 |
("update_defs", upd_defs), |
15215 | 1984 |
("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
|
1985 |
("defs", derived_defs)] |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1986 |
|>>> (PureThy.add_thms o map Thm.no_attributes) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1987 |
[("surjective", surjective), |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1988 |
("equality", equality)] |
17261 | 1989 |
|>>> PureThy.add_thms |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1990 |
[(("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
|
1991 |
(("induct", induct), induct_type_global name), |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1992 |
(("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
|
1993 |
(("cases", cases), cases_type_global name)]; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1994 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1995 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1996 |
val sel_upd_simps = sel_convs' @ upd_convs'; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1997 |
val iffs = [ext_inject] |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1998 |
val final_thy = |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
1999 |
thms_thy |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
2000 |
|> (#1 oo PureThy.add_thmss) |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
2001 |
[(("simps", sel_upd_simps), [Simplifier.simp_add_global]), |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
2002 |
(("iffs",iffs), [iff_add_global])] |
17261 | 2003 |
|> 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
|
2004 |
|> 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
|
2005 |
|> add_record_equalities extension_id equality' |
15015
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
2006 |
|> add_extinjects ext_inject |
c5768e8c4da4
* record_upd_simproc also simplifies trivial updates:
schirmer
parents:
15012
diff
changeset
|
2007 |
|> add_extsplit extension_name ext_split |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
2008 |
|> add_record_splits extension_id (split_meta',split_object',split_ex',induct_scheme') |
17261 | 2009 |
|> add_extfields extension_name (fields @ [(full_moreN,moreT)]) |
2010 |
|> 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
|
2011 |
|> Theory.parent_path; |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
2012 |
|
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
2013 |
in final_thy |
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
2014 |
end; |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2015 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2016 |
(* add_record *) |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2017 |
|
4895 | 2018 |
(*we do all preparations and error checks here, deferring the real |
2019 |
work to record_definition*) |
|
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2020 |
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
|
2021 |
let |
17261 | 2022 |
val _ = Theory.requires thy "Record" "record definitions"; |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2023 |
val sign = Theory.sign_of thy; |
5698 | 2024 |
val _ = message ("Defining record " ^ quote bname ^ " ..."); |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2025 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2026 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2027 |
(* parents *) |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2028 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2029 |
fun prep_inst T = snd (cert_typ sign ([], T)); |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2030 |
|
15570 | 2031 |
val parent = Option.map (apfst (map prep_inst) o prep_raw_parent sign) raw_parent |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2032 |
handle ERROR => error ("The error(s) above in parent record specification"); |
12247 | 2033 |
val parents = add_parents thy parent []; |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2034 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2035 |
val init_env = |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2036 |
(case parent of |
15531 | 2037 |
NONE => [] |
15574
b1d1b5bfc464
Removed practically all references to Library.foldr.
skalberg
parents:
15570
diff
changeset
|
2038 |
| SOME (types, _) => foldr Term.add_typ_tfrees [] types); |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2039 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2040 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2041 |
(* fields *) |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2042 |
|
12506 | 2043 |
fun prep_field (env, (c, raw_T, mx)) = |
4967 | 2044 |
let val (env', T) = prep_typ sign (env, raw_T) handle ERROR => |
2045 |
error ("The error(s) above occured in field " ^ quote c) |
|
12506 | 2046 |
in (env', (c, T, mx)) end; |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2047 |
|
4967 | 2048 |
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
|
2049 |
val envir_names = map fst envir; |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2050 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2051 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2052 |
(* args *) |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2053 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2054 |
val defaultS = Sign.defaultS sign; |
17485 | 2055 |
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
|
2056 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2057 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2058 |
(* errors *) |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2059 |
|
4890 | 2060 |
val name = Sign.full_name sign bname; |
17261 | 2061 |
val err_dup_record = |
4890 | 2062 |
if is_none (get_record thy name) then [] |
2063 |
else ["Duplicate definition of record " ^ quote name]; |
|
2064 |
||
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2065 |
val err_dup_parms = |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2066 |
(case duplicates params of |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2067 |
[] => [] |
4890 | 2068 |
| dups => ["Duplicate parameter(s) " ^ commas dups]); |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2069 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2070 |
val err_extra_frees = |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2071 |
(case gen_rems (op =) (envir_names, params) of |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2072 |
[] => [] |
4890 | 2073 |
| extras => ["Extra free type variable(s) " ^ commas extras]); |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2074 |
|
4890 | 2075 |
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
|
2076 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2077 |
val err_dup_fields = |
12506 | 2078 |
(case duplicates (map #1 bfields) of |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2079 |
[] => [] |
4890 | 2080 |
| dups => ["Duplicate field(s) " ^ commas_quote dups]); |
2081 |
||
2082 |
val err_bad_fields = |
|
12506 | 2083 |
if forall (not_equal moreN o #1) bfields then [] |
4890 | 2084 |
else ["Illegal field name " ^ quote moreN]; |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2085 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2086 |
val err_dup_sorts = |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2087 |
(case duplicates envir_names of |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2088 |
[] => [] |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2089 |
| dups => ["Inconsistent sort constraints for " ^ commas dups]); |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2090 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2091 |
val errs = |
4890 | 2092 |
err_dup_record @ err_dup_parms @ err_extra_frees @ err_no_fields @ |
2093 |
err_dup_fields @ err_bad_fields @ err_dup_sorts; |
|
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2094 |
in |
14700
2f885b7e5ba7
reimplementation of HOL records; only one type is created for
schirmer
parents:
14643
diff
changeset
|
2095 |
if null errs then () else error (cat_lines errs) ; |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2096 |
thy |> record_definition (args, bname) parent parents bfields |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2097 |
end |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2098 |
handle ERROR => error ("Failed to define record " ^ quote bname); |
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2099 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2100 |
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
|
2101 |
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
|
2102 |
|
6358 | 2103 |
(* setup theory *) |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2104 |
|
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2105 |
val setup = |
5006 | 2106 |
[RecordsData.init, |
11490
f9ae28f55178
field_name_ast_tr superceded by constify_ast_tr in Pure;
wenzelm
parents:
11473
diff
changeset
|
2107 |
Theory.add_trfuns ([], parse_translation, [], []), |
17261 | 2108 |
Theory.add_advanced_trfuns ([], adv_parse_translation, [], []), |
14079
1c22e5499eeb
- record_split_tac now also works for object-level universal quantifier
berghofe
parents:
13904
diff
changeset
|
2109 |
Simplifier.change_simpset_of Simplifier.addsimprocs |
14709
d01983034ded
tuned HOL/record package; enabled record_upd_simproc by default.
schirmer
parents:
14702
diff
changeset
|
2110 |
[record_simproc, record_upd_simproc, record_eq_simproc]]; |
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2111 |
|
6358 | 2112 |
(* outer syntax *) |
2113 |
||
17057 | 2114 |
local structure P = OuterParse and K = OuterKeyword in |
6358 | 2115 |
|
2116 |
val record_decl = |
|
12876
a70df1e5bf10
got rid of explicit marginal comments (now stripped earlier from input);
wenzelm
parents:
12590
diff
changeset
|
2117 |
P.type_args -- P.name -- |
a70df1e5bf10
got rid of explicit marginal comments (now stripped earlier from input);
wenzelm
parents:
12590
diff
changeset
|
2118 |
(P.$$$ "=" |-- Scan.option (P.typ --| P.$$$ "+") -- Scan.repeat1 P.const); |
6358 | 2119 |
|
2120 |
val recordP = |
|
17261 | 2121 |
OuterSyntax.command "record" "define extensible record" K.thy_decl |
2122 |
(record_decl >> (fn (x, (y, z)) => Toplevel.theory (add_record x y z))); |
|
6358 | 2123 |
|
2124 |
val _ = OuterSyntax.add_parsers [recordP]; |
|
2125 |
||
4867
9be2bf0ce909
package extensible records with structural subtyping in HOL -- still
wenzelm
parents:
diff
changeset
|
2126 |
end; |
5698 | 2127 |
|
6384 | 2128 |
end; |
2129 |
||
15215 | 2130 |
|
5698 | 2131 |
structure BasicRecordPackage: BASIC_RECORD_PACKAGE = RecordPackage; |
17261 | 2132 |
open BasicRecordPackage; |