author | wenzelm |
Fri, 19 Oct 2007 20:57:14 +0200 | |
changeset 25104 | 26b9a7db3386 |
parent 25103 | 1ee419a5a30f |
child 25146 | c2a41f31cacb |
permissions | -rw-r--r-- |
24218 | 1 |
(* Title: Pure/Isar/class.ML |
2 |
ID: $Id$ |
|
3 |
Author: Florian Haftmann, TU Muenchen |
|
4 |
||
5 |
Type classes derived from primitive axclasses and locales. |
|
6 |
*) |
|
7 |
||
8 |
signature CLASS = |
|
9 |
sig |
|
10 |
val axclass_cmd: bstring * xstring list |
|
24589 | 11 |
-> ((bstring * Attrib.src list) * string list) list |
12 |
-> theory -> class * theory |
|
13 |
val classrel_cmd: xstring * xstring -> theory -> Proof.state |
|
24914
95cda5dd58d5
added proper subclass concept; improved class target
haftmann
parents:
24901
diff
changeset
|
14 |
|
25002 | 15 |
val class: bstring -> class list -> Element.context_i Locale.element list |
24218 | 16 |
-> string list -> theory -> string * Proof.context |
25002 | 17 |
val class_cmd: bstring -> xstring list -> Element.context Locale.element list |
24589 | 18 |
-> xstring list -> theory -> string * Proof.context |
25038 | 19 |
val is_class: theory -> class -> bool |
25002 | 20 |
val these_params: theory -> sort -> (string * (string * typ)) list |
25083 | 21 |
val init: class -> Proof.context -> Proof.context |
25096 | 22 |
val add_logical_const: string -> Markup.property list |
25104 | 23 |
-> (string * mixfix) * term -> theory -> theory |
25096 | 24 |
val add_syntactic_const: string -> Syntax.mode -> Markup.property list |
25104 | 25 |
-> (string * mixfix) * term -> theory -> theory |
25083 | 26 |
val refresh_syntax: class -> Proof.context -> Proof.context |
24589 | 27 |
val intro_classes_tac: thm list -> tactic |
28 |
val default_intro_classes_tac: thm list -> tactic |
|
29 |
val print_classes: theory -> unit |
|
25002 | 30 |
val uncheck: bool ref |
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
31 |
|
24589 | 32 |
val instance_arity: (theory -> theory) -> arity list -> theory -> Proof.state |
33 |
val instance: arity list -> ((bstring * Attrib.src list) * term) list |
|
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
34 |
-> (thm list -> theory -> theory) |
24218 | 35 |
-> theory -> Proof.state |
24589 | 36 |
val instance_cmd: (bstring * xstring list * xstring) list |
37 |
-> ((bstring * Attrib.src list) * xstring) list |
|
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
38 |
-> (thm list -> theory -> theory) |
24218 | 39 |
-> theory -> Proof.state |
24589 | 40 |
val prove_instance: tactic -> arity list |
24218 | 41 |
-> ((bstring * Attrib.src list) * term) list |
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
42 |
-> theory -> thm list * theory |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
43 |
val unoverload: theory -> conv |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
44 |
val overload: theory -> conv |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
45 |
val unoverload_const: theory -> string * typ -> string |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
46 |
val inst_const: theory -> string * string -> string |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
47 |
val param_const: theory -> string -> (string * string) option |
24218 | 48 |
end; |
49 |
||
50 |
structure Class : CLASS = |
|
51 |
struct |
|
52 |
||
53 |
(** auxiliary **) |
|
54 |
||
25062 | 55 |
val classN = "class"; |
56 |
val introN = "intro"; |
|
57 |
||
25002 | 58 |
fun prove_interpretation tac prfx_atts expr inst = |
59 |
Locale.interpretation_i I prfx_atts expr inst |
|
24589 | 60 |
#> Proof.global_terminal_proof |
61 |
(Method.Basic (K (Method.SIMPLE_METHOD tac), Position.none), NONE) |
|
62 |
#> ProofContext.theory_of; |
|
63 |
||
25020 | 64 |
fun OF_LAST thm1 thm2 = thm1 RSN (Thm.nprems_of thm2, thm2); |
24589 | 65 |
|
66 |
fun strip_all_ofclass thy sort = |
|
67 |
let |
|
24847 | 68 |
val typ = TVar ((Name.aT, 0), sort); |
24589 | 69 |
fun prem_inclass t = |
70 |
case Logic.strip_imp_prems t |
|
71 |
of ofcls :: _ => try Logic.dest_inclass ofcls |
|
72 |
| [] => NONE; |
|
73 |
fun strip_ofclass class thm = |
|
74 |
thm OF (fst o AxClass.of_sort thy (typ, [class])) AxClass.cache; |
|
75 |
fun strip thm = case (prem_inclass o Thm.prop_of) thm |
|
76 |
of SOME (_, class) => thm |> strip_ofclass class |> strip |
|
77 |
| NONE => thm; |
|
78 |
in strip end; |
|
79 |
||
25038 | 80 |
fun get_remove_global_constraint c thy = |
81 |
let |
|
82 |
val ty = Sign.the_const_constraint thy c; |
|
83 |
in |
|
84 |
thy |
|
85 |
|> Sign.add_const_constraint (c, NONE) |
|
86 |
|> pair (c, Logic.unvarifyT ty) |
|
87 |
end; |
|
88 |
||
24589 | 89 |
|
90 |
(** axclass command **) |
|
91 |
||
24218 | 92 |
fun axclass_cmd (class, raw_superclasses) raw_specs thy = |
93 |
let |
|
94 |
val ctxt = ProofContext.init thy; |
|
95 |
val superclasses = map (Sign.read_class thy) raw_superclasses; |
|
24589 | 96 |
val name_atts = map ((apsnd o map) (Attrib.attribute thy) o fst) |
97 |
raw_specs; |
|
98 |
val axiomss = ProofContext.read_propp (ctxt, map (map (rpair []) o snd) |
|
99 |
raw_specs) |
|
24218 | 100 |
|> snd |
101 |
|> (map o map) fst; |
|
24589 | 102 |
in |
103 |
AxClass.define_class (class, superclasses) [] |
|
104 |
(name_atts ~~ axiomss) thy |
|
105 |
end; |
|
24218 | 106 |
|
107 |
local |
|
108 |
||
109 |
fun gen_instance mk_prop add_thm after_qed insts thy = |
|
110 |
let |
|
111 |
fun after_qed' results = |
|
112 |
ProofContext.theory ((fold o fold) add_thm results #> after_qed); |
|
113 |
in |
|
114 |
thy |
|
115 |
|> ProofContext.init |
|
24589 | 116 |
|> Proof.theorem_i NONE after_qed' ((map (fn t => [(t, [])]) |
117 |
o maps (mk_prop thy)) insts) |
|
24218 | 118 |
end; |
119 |
||
120 |
in |
|
121 |
||
24589 | 122 |
val instance_arity = |
24218 | 123 |
gen_instance (Logic.mk_arities oo Sign.cert_arity) AxClass.add_arity; |
24589 | 124 |
val classrel = |
24218 | 125 |
gen_instance (single oo (Logic.mk_classrel oo AxClass.cert_classrel)) |
126 |
AxClass.add_classrel I o single; |
|
24589 | 127 |
val classrel_cmd = |
128 |
gen_instance (single oo (Logic.mk_classrel oo AxClass.read_classrel)) |
|
129 |
AxClass.add_classrel I o single; |
|
24218 | 130 |
|
131 |
end; (*local*) |
|
132 |
||
133 |
||
24589 | 134 |
(** explicit constants for overloaded definitions **) |
24304 | 135 |
|
136 |
structure InstData = TheoryDataFun |
|
137 |
( |
|
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
138 |
type T = (string * thm) Symtab.table Symtab.table * (string * string) Symtab.table; |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
139 |
(*constant name ~> type constructor ~> (constant name, equation), |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
140 |
constant name ~> (constant name, type constructor)*) |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
141 |
val empty = (Symtab.empty, Symtab.empty); |
24304 | 142 |
val copy = I; |
143 |
val extend = I; |
|
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
144 |
fun merge _ ((taba1, tabb1), (taba2, tabb2)) = |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
145 |
(Symtab.join (K (Symtab.merge (K true))) (taba1, taba2), |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
146 |
Symtab.merge (K true) (tabb1, tabb2)); |
24304 | 147 |
); |
148 |
||
25020 | 149 |
fun inst_thms thy = (Symtab.fold (Symtab.fold (cons o snd o snd) o snd) o fst) |
24589 | 150 |
(InstData.get thy) []; |
151 |
fun add_inst (c, tyco) inst = (InstData.map o apfst |
|
152 |
o Symtab.map_default (c, Symtab.empty)) (Symtab.update_new (tyco, inst)) |
|
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
153 |
#> (InstData.map o apsnd) (Symtab.update_new (fst inst, (c, tyco))); |
24304 | 154 |
|
25020 | 155 |
fun unoverload thy = MetaSimplifier.rewrite true (inst_thms thy); |
156 |
fun overload thy = MetaSimplifier.rewrite true (map Thm.symmetric (inst_thms thy)); |
|
24304 | 157 |
|
158 |
fun inst_const thy (c, tyco) = |
|
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
159 |
(fst o the o Symtab.lookup ((the o Symtab.lookup (fst (InstData.get thy))) c)) tyco; |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
160 |
fun unoverload_const thy (c_ty as (c, _)) = |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
161 |
case AxClass.class_of_param thy c |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
162 |
of SOME class => (case Sign.const_typargs thy c_ty |
24589 | 163 |
of [Type (tyco, _)] => (case Symtab.lookup |
164 |
((the o Symtab.lookup (fst (InstData.get thy))) c) tyco |
|
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
165 |
of SOME (c, _) => c |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
166 |
| NONE => c) |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
167 |
| [_] => c) |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
168 |
| NONE => c; |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
169 |
|
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
170 |
val param_const = Symtab.lookup o snd o InstData.get; |
24304 | 171 |
|
172 |
fun add_inst_def (class, tyco) (c, ty) thy = |
|
173 |
let |
|
25024 | 174 |
val tyco_base = Sign.base_name tyco; |
175 |
val name_inst = Sign.base_name class ^ "_" ^ tyco_base ^ "_inst"; |
|
176 |
val c_inst_base = Sign.base_name c ^ "_" ^ tyco_base; |
|
24304 | 177 |
in |
178 |
thy |
|
179 |
|> Sign.sticky_prefix name_inst |
|
25020 | 180 |
|> Sign.declare_const [] (c_inst_base, ty, NoSyn) |
24968
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
181 |
|-> (fn const as Const (c_inst, _) => |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
182 |
PureThy.add_defs_i false |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
183 |
[((Thm.def_name c_inst_base, Logic.mk_equals (const, Const (c, ty))), [])] |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
184 |
#-> (fn [thm] => add_inst (c, tyco) (c_inst, Thm.symmetric thm))) |
24435 | 185 |
|> Sign.restore_naming thy |
24304 | 186 |
end; |
187 |
||
188 |
fun add_inst_def' (class, tyco) (c, ty) thy = |
|
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
189 |
if case Symtab.lookup (fst (InstData.get thy)) c |
24304 | 190 |
of NONE => true |
191 |
| SOME tab => is_none (Symtab.lookup tab tyco) |
|
192 |
then add_inst_def (class, tyco) (c, Logic.unvarifyT ty) thy |
|
193 |
else thy; |
|
194 |
||
195 |
fun add_def ((class, tyco), ((name, prop), atts)) thy = |
|
196 |
let |
|
24589 | 197 |
val ((lhs as Const (c, ty), args), rhs) = |
198 |
(apfst Term.strip_comb o Logic.dest_equals) prop; |
|
24701 | 199 |
fun (*add_inst' def ([], (Const (c_inst, ty))) = |
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
200 |
if forall (fn TFree _ => true | _ => false) (Sign.const_typargs thy (c_inst, ty)) |
24304 | 201 |
then add_inst (c, tyco) (c_inst, def) |
202 |
else add_inst_def (class, tyco) (c, ty) |
|
24701 | 203 |
|*) add_inst' _ t = add_inst_def (class, tyco) (c, ty); |
24304 | 204 |
in |
205 |
thy |
|
25020 | 206 |
|> PureThy.add_defs_i true [((name, prop), map (Attrib.attribute_i thy) atts)] |
24304 | 207 |
|-> (fn [def] => add_inst' def (args, rhs) #> pair def) |
208 |
end; |
|
209 |
||
210 |
||
24589 | 211 |
(** instances with implicit parameter handling **) |
24218 | 212 |
|
213 |
local |
|
214 |
||
24707 | 215 |
fun gen_read_def thy prep_att parse_prop ((raw_name, raw_atts), raw_t) = |
24218 | 216 |
let |
24707 | 217 |
val ctxt = ProofContext.init thy; |
218 |
val t = parse_prop ctxt raw_t |> Syntax.check_prop ctxt; |
|
24981
4ec3f95190bf
dest/cert_def: replaced Pretty.pp by explicit Proof.context;
wenzelm
parents:
24968
diff
changeset
|
219 |
val ((c, ty), _) = Sign.cert_def ctxt t; |
24218 | 220 |
val atts = map (prep_att thy) raw_atts; |
221 |
val insts = Consts.typargs (Sign.consts_of thy) (c, ty); |
|
222 |
val name = case raw_name |
|
223 |
of "" => NONE |
|
224 |
| _ => SOME raw_name; |
|
225 |
in (c, (insts, ((name, t), atts))) end; |
|
226 |
||
24707 | 227 |
fun read_def_cmd thy = gen_read_def thy Attrib.intern_src Syntax.parse_prop; |
24218 | 228 |
fun read_def thy = gen_read_def thy (K I) (K I); |
229 |
||
24589 | 230 |
fun gen_instance prep_arity read_def do_proof raw_arities raw_defs after_qed theory = |
24218 | 231 |
let |
232 |
val arities = map (prep_arity theory) raw_arities; |
|
25020 | 233 |
val _ = if null arities then error "At least one arity must be given" else (); |
24218 | 234 |
val _ = case (duplicates (op =) o map #1) arities |
235 |
of [] => () |
|
25020 | 236 |
| dupl_tycos => error ("Type constructors occur more than once in arities: " |
237 |
^ commas_quote dupl_tycos); |
|
24218 | 238 |
fun get_consts_class tyco ty class = |
239 |
let |
|
24968
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
240 |
val cs = (these o try (#params o AxClass.get_info theory)) class; |
24218 | 241 |
val subst_ty = map_type_tfree (K ty); |
242 |
in |
|
24304 | 243 |
map (fn (c, ty) => (c, ((class, tyco), subst_ty ty))) cs |
24218 | 244 |
end; |
245 |
fun get_consts_sort (tyco, asorts, sort) = |
|
246 |
let |
|
24589 | 247 |
val ty = Type (tyco, map (fn (v, sort) => TVar ((v, 0), sort)) |
24847 | 248 |
(Name.names Name.context Name.aT asorts)) |
24731 | 249 |
in maps (get_consts_class tyco ty) (Sign.complete_sort theory sort) end; |
24218 | 250 |
val cs = maps get_consts_sort arities; |
251 |
fun mk_typnorm thy (ty, ty_sc) = |
|
252 |
case try (Sign.typ_match thy (Logic.varifyT ty_sc, ty)) Vartab.empty |
|
253 |
of SOME env => SOME (Logic.varifyT #> Envir.typ_subst_TVars env #> Logic.unvarifyT) |
|
254 |
| NONE => NONE; |
|
255 |
fun read_defs defs cs thy_read = |
|
256 |
let |
|
257 |
fun read raw_def cs = |
|
258 |
let |
|
259 |
val (c, (inst, ((name_opt, t), atts))) = read_def thy_read raw_def; |
|
260 |
val ty = Consts.instance (Sign.consts_of thy_read) (c, inst); |
|
24304 | 261 |
val ((class, tyco), ty') = case AList.lookup (op =) cs c |
25020 | 262 |
of NONE => error ("Illegal definition for constant " ^ quote c) |
24218 | 263 |
| SOME class_ty => class_ty; |
264 |
val name = case name_opt |
|
265 |
of NONE => Thm.def_name (Logic.name_arity (tyco, [], c)) |
|
266 |
| SOME name => name; |
|
267 |
val t' = case mk_typnorm thy_read (ty', ty) |
|
25020 | 268 |
of NONE => error ("Illegal definition for constant " ^ |
24218 | 269 |
quote (c ^ "::" ^ setmp show_sorts true |
270 |
(Sign.string_of_typ thy_read) ty)) |
|
271 |
| SOME norm => map_types norm t |
|
272 |
in (((class, tyco), ((name, t'), atts)), AList.delete (op =) c cs) end; |
|
273 |
in fold_map read defs cs end; |
|
24304 | 274 |
val (defs, other_cs) = read_defs raw_defs cs |
24218 | 275 |
(fold Sign.primitive_arity arities (Theory.copy theory)); |
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
276 |
fun after_qed' cs defs = |
24766 | 277 |
fold Sign.add_const_constraint (map (apsnd SOME) cs) |
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
278 |
#> after_qed defs; |
24218 | 279 |
in |
280 |
theory |
|
25038 | 281 |
|> fold_map get_remove_global_constraint (map fst cs |> distinct (op =)) |
24304 | 282 |
||>> fold_map add_def defs |
283 |
||> fold (fn (c, ((class, tyco), ty)) => add_inst_def' (class, tyco) (c, ty)) other_cs |
|
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
284 |
|-> (fn (cs, defs) => do_proof (after_qed' cs defs) arities defs) |
24218 | 285 |
end; |
286 |
||
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
287 |
fun tactic_proof tac f arities defs = |
24218 | 288 |
fold (fn arity => AxClass.prove_arity arity tac) arities |
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
289 |
#> f |
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24304
diff
changeset
|
290 |
#> pair defs; |
24218 | 291 |
|
292 |
in |
|
293 |
||
24589 | 294 |
val instance = gen_instance Sign.cert_arity read_def |
295 |
(fn f => fn arities => fn defs => instance_arity f arities); |
|
296 |
val instance_cmd = gen_instance Sign.read_arity read_def_cmd |
|
297 |
(fn f => fn arities => fn defs => instance_arity f arities); |
|
298 |
fun prove_instance tac arities defs = |
|
299 |
gen_instance Sign.cert_arity read_def |
|
300 |
(tactic_proof tac) arities defs (K I); |
|
24218 | 301 |
|
302 |
end; (*local*) |
|
303 |
||
304 |
||
305 |
||
24589 | 306 |
(** class data **) |
24218 | 307 |
|
308 |
datatype class_data = ClassData of { |
|
309 |
consts: (string * string) list |
|
24836 | 310 |
(*locale parameter ~> constant name*), |
25062 | 311 |
base_sort: sort, |
25083 | 312 |
inst: term option list |
313 |
(*canonical interpretation*), |
|
25062 | 314 |
morphism: morphism, |
315 |
(*partial morphism of canonical interpretation*) |
|
24657 | 316 |
intro: thm, |
317 |
defs: thm list, |
|
25096 | 318 |
operations: (string * (((term * typ) * (typ * int)) * term)) list |
319 |
(*constant name ~> ((locale term & typ, |
|
320 |
(constant constraint, instantiaton index of class typ)), locale term for uncheck)*) |
|
24657 | 321 |
}; |
24218 | 322 |
|
24657 | 323 |
fun rep_class_data (ClassData d) = d; |
25062 | 324 |
fun mk_class_data ((consts, base_sort, inst, morphism, intro), |
325 |
(defs, operations)) = |
|
326 |
ClassData { consts = consts, base_sort = base_sort, inst = inst, |
|
327 |
morphism = morphism, intro = intro, defs = defs, |
|
328 |
operations = operations }; |
|
329 |
fun map_class_data f (ClassData { consts, base_sort, inst, morphism, intro, |
|
330 |
defs, operations }) = |
|
331 |
mk_class_data (f ((consts, base_sort, inst, morphism, intro), |
|
332 |
(defs, operations))); |
|
25038 | 333 |
fun merge_class_data _ (ClassData { consts = consts, |
25062 | 334 |
base_sort = base_sort, inst = inst, morphism = morphism, intro = intro, |
335 |
defs = defs1, operations = operations1 }, |
|
336 |
ClassData { consts = _, base_sort = _, inst = _, morphism = _, intro = _, |
|
337 |
defs = defs2, operations = operations2 }) = |
|
338 |
mk_class_data ((consts, base_sort, inst, morphism, intro), |
|
24914
95cda5dd58d5
added proper subclass concept; improved class target
haftmann
parents:
24901
diff
changeset
|
339 |
(Thm.merge_thms (defs1, defs2), |
25062 | 340 |
AList.merge (op =) (K true) (operations1, operations2))); |
24218 | 341 |
|
342 |
structure ClassData = TheoryDataFun |
|
343 |
( |
|
25038 | 344 |
type T = class_data Graph.T |
345 |
val empty = Graph.empty; |
|
24218 | 346 |
val copy = I; |
347 |
val extend = I; |
|
25038 | 348 |
fun merge _ = Graph.join merge_class_data; |
24218 | 349 |
); |
350 |
||
351 |
||
352 |
(* queries *) |
|
353 |
||
25038 | 354 |
val lookup_class_data = Option.map rep_class_data oo try o Graph.get_node o ClassData.get; |
24218 | 355 |
|
24589 | 356 |
fun the_class_data thy class = case lookup_class_data thy class |
25020 | 357 |
of NONE => error ("Undeclared class " ^ quote class) |
24589 | 358 |
| SOME data => data; |
24218 | 359 |
|
25038 | 360 |
val is_class = is_some oo lookup_class_data; |
361 |
||
362 |
val ancestry = Graph.all_succs o ClassData.get; |
|
24218 | 363 |
|
25002 | 364 |
fun these_params thy = |
24218 | 365 |
let |
366 |
fun params class = |
|
367 |
let |
|
24930
cc2e0e8c81af
renamed AxClass.get_definition to AxClass.get_info (again);
wenzelm
parents:
24920
diff
changeset
|
368 |
val const_typs = (#params o AxClass.get_info thy) class; |
24657 | 369 |
val const_names = (#consts o the_class_data thy) class; |
24218 | 370 |
in |
371 |
(map o apsnd) (fn c => (c, (the o AList.lookup (op =) const_typs) c)) const_names |
|
372 |
end; |
|
373 |
in maps params o ancestry thy end; |
|
374 |
||
24657 | 375 |
fun these_defs thy = maps (these o Option.map #defs o lookup_class_data thy) o ancestry thy; |
24218 | 376 |
|
25062 | 377 |
fun morphism thy = #morphism o the_class_data thy; |
378 |
||
24218 | 379 |
fun these_intros thy = |
24657 | 380 |
Graph.fold (fn (_, (data, _)) => insert Thm.eq_thm ((#intro o rep_class_data) data)) |
25038 | 381 |
(ClassData.get thy) []; |
24218 | 382 |
|
24836 | 383 |
fun these_operations thy = |
384 |
maps (#operations o the_class_data thy) o ancestry thy; |
|
24657 | 385 |
|
25002 | 386 |
fun local_operation thy = AList.lookup (op =) o these_operations thy; |
387 |
||
25062 | 388 |
fun sups_base_sort thy sort = |
24901
d3cbf79769b9
added first version of user-space type system for class target
haftmann
parents:
24847
diff
changeset
|
389 |
let |
25062 | 390 |
val sups = filter (is_class thy) sort |
24901
d3cbf79769b9
added first version of user-space type system for class target
haftmann
parents:
24847
diff
changeset
|
391 |
|> Sign.minimize_sort thy; |
25062 | 392 |
val base_sort = case sups |
393 |
of _ :: _ => maps (#base_sort o the_class_data thy) sups |
|
394 |
|> Sign.minimize_sort thy |
|
24901
d3cbf79769b9
added first version of user-space type system for class target
haftmann
parents:
24847
diff
changeset
|
395 |
| [] => sort; |
25062 | 396 |
in (sups, base_sort) end; |
24901
d3cbf79769b9
added first version of user-space type system for class target
haftmann
parents:
24847
diff
changeset
|
397 |
|
24218 | 398 |
fun print_classes thy = |
399 |
let |
|
24920 | 400 |
val ctxt = ProofContext.init thy; |
24218 | 401 |
val algebra = Sign.classes_of thy; |
402 |
val arities = |
|
403 |
Symtab.empty |
|
404 |
|> Symtab.fold (fn (tyco, arities) => fold (fn (class, _) => |
|
405 |
Symtab.map_default (class, []) (insert (op =) tyco)) arities) |
|
406 |
((#arities o Sorts.rep_algebra) algebra); |
|
407 |
val the_arities = these o Symtab.lookup arities; |
|
408 |
fun mk_arity class tyco = |
|
409 |
let |
|
410 |
val Ss = Sorts.mg_domain algebra tyco [class]; |
|
24920 | 411 |
in Syntax.pretty_arity ctxt (tyco, Ss, [class]) end; |
24218 | 412 |
fun mk_param (c, ty) = Pretty.str (Sign.extern_const thy c ^ " :: " |
24920 | 413 |
^ setmp show_sorts false (Syntax.string_of_typ ctxt o Type.strip_sorts) ty); |
24218 | 414 |
fun mk_entry class = (Pretty.block o Pretty.fbreaks o map_filter I) [ |
25062 | 415 |
(SOME o Pretty.str) ("class " ^ Sign.extern_class thy class ^ ":"), |
24218 | 416 |
(SOME o Pretty.block) [Pretty.str "supersort: ", |
24920 | 417 |
(Syntax.pretty_sort ctxt o Sign.minimize_sort thy o Sign.super_classes thy) class], |
25062 | 418 |
if is_class thy class then (SOME o Pretty.str) |
419 |
("locale: " ^ Locale.extern thy class) else NONE, |
|
420 |
((fn [] => NONE | ps => (SOME o Pretty.block o Pretty.fbreaks) |
|
421 |
(Pretty.str "parameters:" :: ps)) o map mk_param |
|
24930
cc2e0e8c81af
renamed AxClass.get_definition to AxClass.get_info (again);
wenzelm
parents:
24920
diff
changeset
|
422 |
o these o Option.map #params o try (AxClass.get_info thy)) class, |
24218 | 423 |
(SOME o Pretty.block o Pretty.breaks) [ |
424 |
Pretty.str "instances:", |
|
425 |
Pretty.list "" "" (map (mk_arity class) (the_arities class)) |
|
426 |
] |
|
427 |
] |
|
428 |
in |
|
24589 | 429 |
(Pretty.writeln o Pretty.chunks o separate (Pretty.str "") |
430 |
o map mk_entry o Sorts.all_classes) algebra |
|
24218 | 431 |
end; |
432 |
||
433 |
||
434 |
(* updaters *) |
|
435 |
||
25083 | 436 |
fun add_class_data ((class, superclasses), (cs, base_sort, insttab, phi, intro)) thy = |
25002 | 437 |
let |
25083 | 438 |
val inst = map |
439 |
(SOME o the o Symtab.lookup insttab o fst o fst) |
|
25038 | 440 |
(Locale.parameters_of_expr thy (Locale.Locale class)); |
25062 | 441 |
val operations = map (fn (v_ty as (_, ty'), (c, ty)) => |
25096 | 442 |
(c, (((Free v_ty, ty'), (Logic.varifyT ty, 0)), Free v_ty))) cs; |
25002 | 443 |
val cs = (map o pairself) fst cs; |
25038 | 444 |
val add_class = Graph.new_node (class, |
25083 | 445 |
mk_class_data ((cs, base_sort, inst, phi, intro), ([], operations))) |
25002 | 446 |
#> fold (curry Graph.add_edge class) superclasses; |
447 |
in |
|
25038 | 448 |
ClassData.map add_class thy |
25002 | 449 |
end; |
24218 | 450 |
|
25096 | 451 |
fun register_operation class ((c, (dict, dict_rev)), some_def) thy = |
25062 | 452 |
let |
453 |
val ty = Sign.the_const_constraint thy c; |
|
454 |
val typargs = Sign.const_typargs thy (c, ty); |
|
455 |
val typidx = find_index (fn TVar ((v, _), _) => Name.aT = v | _ => false) typargs; |
|
25096 | 456 |
val ty' = Term.fastype_of dict; |
25062 | 457 |
in |
458 |
thy |
|
459 |
|> (ClassData.map o Graph.map_node class o map_class_data o apsnd) |
|
460 |
(fn (defs, operations) => |
|
25096 | 461 |
(fold cons (the_list some_def) defs, |
462 |
(c, (((dict, ty'), (ty, typidx)), dict_rev)) :: operations)) |
|
25062 | 463 |
end; |
24218 | 464 |
|
24589 | 465 |
|
466 |
(** rule calculation, tactics and methods **) |
|
467 |
||
25024 | 468 |
val class_prefix = Logic.const_of_class o Sign.base_name; |
469 |
||
25062 | 470 |
fun calculate_morphism class cs = |
471 |
let |
|
472 |
val subst_typ = Term.map_type_tfree (fn var as (v, sort) => |
|
473 |
if v = Name.aT then TVar ((v, 0), [class]) else TVar ((v, 0), sort)); |
|
474 |
fun subst_aterm (t as Free (v, ty)) = (case AList.lookup (op =) cs v |
|
475 |
of SOME (c, _) => Const (c, ty) |
|
476 |
| NONE => t) |
|
477 |
| subst_aterm t = t; |
|
478 |
val subst_term = map_aterms subst_aterm #> map_types subst_typ; |
|
479 |
in |
|
480 |
Morphism.identity |
|
481 |
$> Morphism.term_morphism subst_term |
|
482 |
$> Morphism.typ_morphism subst_typ |
|
483 |
end; |
|
484 |
||
25038 | 485 |
fun class_intro thy class sups = |
24589 | 486 |
let |
487 |
fun class_elim class = |
|
25020 | 488 |
case (#axioms o AxClass.get_info thy) class |
489 |
of [thm] => SOME (Drule.unconstrainTs thm) |
|
24589 | 490 |
| [] => NONE; |
25038 | 491 |
val pred_intro = case Locale.intros thy class |
24589 | 492 |
of ([ax_intro], [intro]) => intro |> OF_LAST ax_intro |> SOME |
493 |
| ([intro], []) => SOME intro |
|
494 |
| ([], [intro]) => SOME intro |
|
495 |
| _ => NONE; |
|
496 |
val pred_intro' = pred_intro |
|
497 |
|> Option.map (fn intro => intro OF map_filter class_elim sups); |
|
24930
cc2e0e8c81af
renamed AxClass.get_definition to AxClass.get_info (again);
wenzelm
parents:
24920
diff
changeset
|
498 |
val class_intro = (#intro o AxClass.get_info thy) class; |
24589 | 499 |
val raw_intro = case pred_intro' |
500 |
of SOME pred_intro => class_intro |> OF_LAST pred_intro |
|
501 |
| NONE => class_intro; |
|
502 |
val sort = Sign.super_classes thy class; |
|
24847 | 503 |
val typ = TVar ((Name.aT, 0), sort); |
24589 | 504 |
val defs = these_defs thy sups; |
505 |
in |
|
506 |
raw_intro |
|
507 |
|> Drule.instantiate' [SOME (Thm.ctyp_of thy typ)] [] |
|
508 |
|> strip_all_ofclass thy sort |
|
509 |
|> Thm.strip_shyps |
|
510 |
|> MetaSimplifier.rewrite_rule defs |
|
511 |
|> Drule.unconstrainTs |
|
512 |
end; |
|
513 |
||
514 |
fun class_interpretation class facts defs thy = |
|
515 |
let |
|
25038 | 516 |
val params = these_params thy [class]; |
25083 | 517 |
val inst = (#inst o the_class_data thy) class; |
25020 | 518 |
val tac = ALLGOALS (ProofContext.fact_tac facts); |
25038 | 519 |
val prfx = class_prefix class; |
24589 | 520 |
in |
25038 | 521 |
thy |
522 |
|> fold_map (get_remove_global_constraint o fst o snd) params |
|
25094
ba43514068fd
Interpretation equations may have name and/or attribute.
ballarin
parents:
25083
diff
changeset
|
523 |
||> prove_interpretation tac ((false, prfx), []) (Locale.Locale class) |
ba43514068fd
Interpretation equations may have name and/or attribute.
ballarin
parents:
25083
diff
changeset
|
524 |
(inst, map (fn def => (("", []), def)) defs) |
25038 | 525 |
|-> (fn cs => fold (Sign.add_const_constraint o apsnd SOME) cs) |
24589 | 526 |
end; |
24218 | 527 |
|
528 |
fun intro_classes_tac facts st = |
|
529 |
let |
|
530 |
val thy = Thm.theory_of_thm st; |
|
531 |
val classes = Sign.all_classes thy; |
|
532 |
val class_trivs = map (Thm.class_triv thy) classes; |
|
533 |
val class_intros = these_intros thy; |
|
24930
cc2e0e8c81af
renamed AxClass.get_definition to AxClass.get_info (again);
wenzelm
parents:
24920
diff
changeset
|
534 |
val axclass_intros = map_filter (try (#intro o AxClass.get_info thy)) classes; |
24218 | 535 |
in |
24930
cc2e0e8c81af
renamed AxClass.get_definition to AxClass.get_info (again);
wenzelm
parents:
24920
diff
changeset
|
536 |
(ALLGOALS (Method.insert_tac facts THEN' |
cc2e0e8c81af
renamed AxClass.get_definition to AxClass.get_info (again);
wenzelm
parents:
24920
diff
changeset
|
537 |
REPEAT_ALL_NEW (resolve_tac (class_trivs @ class_intros @ axclass_intros))) |
cc2e0e8c81af
renamed AxClass.get_definition to AxClass.get_info (again);
wenzelm
parents:
24920
diff
changeset
|
538 |
THEN Tactic.distinct_subgoals_tac) st |
24218 | 539 |
end; |
540 |
||
541 |
fun default_intro_classes_tac [] = intro_classes_tac [] |
|
24930
cc2e0e8c81af
renamed AxClass.get_definition to AxClass.get_info (again);
wenzelm
parents:
24920
diff
changeset
|
542 |
| default_intro_classes_tac _ = no_tac; |
24218 | 543 |
|
544 |
fun default_tac rules ctxt facts = |
|
545 |
HEADGOAL (Method.some_rule_tac rules ctxt facts) ORELSE |
|
546 |
default_intro_classes_tac facts; |
|
547 |
||
548 |
val _ = Context.add_setup (Method.add_methods |
|
549 |
[("intro_classes", Method.no_args (Method.METHOD intro_classes_tac), |
|
550 |
"back-chain introduction rules of classes"), |
|
551 |
("default", Method.thms_ctxt_args (Method.METHOD oo default_tac), |
|
552 |
"apply some intro/elim rule")]); |
|
553 |
||
554 |
||
24589 | 555 |
(** classes and class target **) |
24218 | 556 |
|
25002 | 557 |
(* class context syntax *) |
24748 | 558 |
|
25083 | 559 |
structure ClassSyntax = ProofDataFun( |
560 |
type T = { |
|
561 |
constraints: (string * typ) list, |
|
562 |
base_sort: sort, |
|
563 |
local_operation: string * typ -> (typ * term) option, |
|
564 |
rews: (term * term) list, |
|
565 |
passed: bool |
|
566 |
} option; |
|
567 |
fun init _ = NONE; |
|
568 |
); |
|
569 |
||
570 |
fun synchronize_syntax thy sups base_sort ctxt = |
|
24914
95cda5dd58d5
added proper subclass concept; improved class target
haftmann
parents:
24901
diff
changeset
|
571 |
let |
25083 | 572 |
val operations = these_operations thy sups; |
573 |
||
574 |
(* constraints *) |
|
25096 | 575 |
fun local_constraint (c, ((_, (ty, _)),_ )) = |
25083 | 576 |
let |
577 |
val ty' = ty |
|
578 |
|> map_atyps (fn ty as TVar ((v, 0), _) => |
|
579 |
if v = Name.aT then TVar ((v, 0), base_sort) else ty) |
|
580 |
|> SOME; |
|
581 |
in (c, ty') end |
|
25096 | 582 |
val constraints = (map o apsnd) (fst o snd o fst) operations; |
25083 | 583 |
|
584 |
(* check phase *) |
|
585 |
val typargs = Consts.typargs (ProofContext.consts_of ctxt); |
|
25096 | 586 |
fun check_const (c, ty) (((t, _), (_, idx)), _) = |
25083 | 587 |
((nth (typargs (c, ty)) idx), t); |
588 |
fun local_operation (c_ty as (c, _)) = AList.lookup (op =) operations c |
|
589 |
|> Option.map (check_const c_ty); |
|
25002 | 590 |
|
25083 | 591 |
(* uncheck phase *) |
25096 | 592 |
val proto_rews = map (fn (c, (((t, ty), _), _)) => (t, Const (c, ty))) operations; |
25083 | 593 |
fun rew_app f (t1 $ t2) = rew_app f t1 $ f t2 |
594 |
| rew_app f t = t; |
|
595 |
val rews = (map o apfst o rew_app) |
|
596 |
(Pattern.rewrite_term thy proto_rews []) proto_rews; |
|
597 |
in |
|
598 |
ctxt |
|
599 |
|> fold (ProofContext.add_const_constraint o local_constraint) operations |
|
600 |
|> ClassSyntax.map (K (SOME { |
|
601 |
constraints = constraints, |
|
602 |
base_sort = base_sort, |
|
603 |
local_operation = local_operation, |
|
604 |
rews = rews, |
|
605 |
passed = false |
|
606 |
})) |
|
607 |
end; |
|
608 |
||
609 |
fun refresh_syntax class ctxt = |
|
25002 | 610 |
let |
611 |
val thy = ProofContext.theory_of ctxt; |
|
25062 | 612 |
val base_sort = (#base_sort o the_class_data thy) class; |
25083 | 613 |
in synchronize_syntax thy [class] base_sort ctxt end; |
24914
95cda5dd58d5
added proper subclass concept; improved class target
haftmann
parents:
24901
diff
changeset
|
614 |
|
25083 | 615 |
val mark_passed = (ClassSyntax.map o Option.map) |
616 |
(fn { constraints, base_sort, local_operation, rews, passed } => |
|
617 |
{ constraints = constraints, base_sort = base_sort, |
|
618 |
local_operation = local_operation, rews = rews, passed = true }); |
|
619 |
||
620 |
fun sort_term_check ts ctxt = |
|
24748 | 621 |
let |
25083 | 622 |
val { constraints, base_sort, local_operation, passed, ... } = |
623 |
the (ClassSyntax.get ctxt); |
|
624 |
fun check_typ (c, ty) (TFree (v, _), t) = if v = Name.aT |
|
25062 | 625 |
then apfst (AList.update (op =) ((c, ty), t)) else I |
25083 | 626 |
| check_typ (c, ty) (TVar (vi, _), t) = if TypeInfer.is_param vi |
25062 | 627 |
then apfst (AList.update (op =) ((c, ty), t)) |
24901
d3cbf79769b9
added first version of user-space type system for class target
haftmann
parents:
24847
diff
changeset
|
628 |
#> apsnd (insert (op =) vi) else I |
25083 | 629 |
| check_typ _ _ = I; |
630 |
fun add_const (Const c_ty) = Option.map (check_typ c_ty) (local_operation c_ty) |
|
25062 | 631 |
|> the_default I |
24901
d3cbf79769b9
added first version of user-space type system for class target
haftmann
parents:
24847
diff
changeset
|
632 |
| add_const _ = I; |
d3cbf79769b9
added first version of user-space type system for class target
haftmann
parents:
24847
diff
changeset
|
633 |
val (cs, typarams) = (fold o fold_aterms) add_const ts ([], []); |
25062 | 634 |
val subst_typ = map_type_tvar (fn var as (vi, _) => |
635 |
if member (op =) typarams vi then TFree (Name.aT, base_sort) else TVar var); |
|
636 |
val subst_term = map_aterms |
|
24901
d3cbf79769b9
added first version of user-space type system for class target
haftmann
parents:
24847
diff
changeset
|
637 |
(fn t as Const (c, ty) => the_default t (AList.lookup (op =) cs (c, ty)) | t => t) |
25062 | 638 |
#> map_types subst_typ; |
639 |
val ts' = map subst_term ts; |
|
25083 | 640 |
in if eq_list (op aconv) (ts, ts') andalso passed then NONE |
641 |
else |
|
642 |
ctxt |
|
643 |
|> fold (ProofContext.add_const_constraint o apsnd SOME) constraints |
|
644 |
|> mark_passed |
|
645 |
|> pair ts' |
|
646 |
|> SOME |
|
647 |
end; |
|
24748 | 648 |
|
25062 | 649 |
val uncheck = ref true; |
25002 | 650 |
|
25083 | 651 |
fun sort_term_uncheck ts ctxt = |
25002 | 652 |
let |
25062 | 653 |
(*FIXME abbreviations*) |
25002 | 654 |
val thy = ProofContext.theory_of ctxt; |
25083 | 655 |
val rews = (#rews o the o ClassSyntax.get) ctxt; |
25062 | 656 |
val ts' = if ! uncheck |
25083 | 657 |
then map (Pattern.rewrite_term thy rews []) ts else ts; |
25060 | 658 |
in if eq_list (op aconv) (ts, ts') then NONE else SOME (ts', ctxt) end; |
25002 | 659 |
|
25083 | 660 |
fun init_ctxt thy sups base_sort ctxt = |
661 |
ctxt |
|
662 |
|> Variable.declare_term |
|
663 |
(Logic.mk_type (TFree (Name.aT, base_sort))) |
|
664 |
|> synchronize_syntax thy sups base_sort |
|
665 |
|> Context.proof_map ( |
|
666 |
Syntax.add_term_check 0 "class" sort_term_check |
|
25103 | 667 |
#> Syntax.add_term_uncheck 0 "class" sort_term_uncheck) |
24901
d3cbf79769b9
added first version of user-space type system for class target
haftmann
parents:
24847
diff
changeset
|
668 |
|
d3cbf79769b9
added first version of user-space type system for class target
haftmann
parents:
24847
diff
changeset
|
669 |
fun init class ctxt = |
25083 | 670 |
let |
671 |
val thy = ProofContext.theory_of ctxt; |
|
672 |
in |
|
673 |
init_ctxt thy [class] ((#base_sort o the_class_data thy) class) ctxt |
|
674 |
end; |
|
24914
95cda5dd58d5
added proper subclass concept; improved class target
haftmann
parents:
24901
diff
changeset
|
675 |
|
24748 | 676 |
|
24589 | 677 |
(* class definition *) |
24218 | 678 |
|
679 |
local |
|
680 |
||
24748 | 681 |
fun gen_class_spec prep_class prep_expr process_expr thy raw_supclasses raw_includes_elems = |
24218 | 682 |
let |
24748 | 683 |
val supclasses = map (prep_class thy) raw_supclasses; |
25062 | 684 |
val (sups, base_sort) = sups_base_sort thy supclasses; |
24748 | 685 |
val supsort = Sign.minimize_sort thy supclasses; |
25038 | 686 |
val suplocales = map Locale.Locale sups; |
24748 | 687 |
val (raw_elems, includes) = fold_rev (fn Locale.Elem e => apfst (cons e) |
688 |
| Locale.Expr i => apsnd (cons (prep_expr thy i))) raw_includes_elems ([], []); |
|
689 |
val supexpr = Locale.Merge suplocales; |
|
690 |
val supparams = (map fst o Locale.parameters_of_expr thy) supexpr; |
|
25002 | 691 |
val supconsts = AList.make (the o AList.lookup (op =) (these_params thy sups)) |
24748 | 692 |
(map fst supparams); |
693 |
val mergeexpr = Locale.Merge (suplocales @ includes); |
|
694 |
val constrain = Element.Constrains ((map o apsnd o map_atyps) |
|
24847 | 695 |
(fn TFree (_, sort) => TFree (Name.aT, sort)) supparams); |
24748 | 696 |
in |
697 |
ProofContext.init thy |
|
698 |
|> Locale.cert_expr supexpr [constrain] |
|
699 |
|> snd |
|
25083 | 700 |
|> init_ctxt thy sups base_sort |
24748 | 701 |
|> process_expr Locale.empty raw_elems |
702 |
|> fst |
|
25062 | 703 |
|> (fn elems => ((((sups, supconsts), (supsort, base_sort, mergeexpr)), |
24748 | 704 |
(*FIXME*) if null includes then constrain :: elems else elems))) |
705 |
end; |
|
706 |
||
707 |
val read_class_spec = gen_class_spec Sign.intern_class Locale.intern_expr Locale.read_expr; |
|
708 |
val check_class_spec = gen_class_spec (K I) (K I) Locale.cert_expr; |
|
709 |
||
24968
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
710 |
fun define_class_params (name, raw_superclasses) raw_consts raw_dep_axioms other_consts thy = |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
711 |
let |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
712 |
val superclasses = map (Sign.certify_class thy) raw_superclasses; |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
713 |
val consts = (map o apfst o apsnd) (Sign.certify_typ thy) raw_consts; |
25083 | 714 |
fun add_const ((c, ty), syn) = |
715 |
Sign.declare_const [] (c, Type.strip_sorts ty, syn) #>> Term.dest_Const; |
|
24968
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
716 |
fun mk_axioms cs thy = |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
717 |
raw_dep_axioms thy cs |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
718 |
|> (map o apsnd o map) (Sign.cert_prop thy) |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
719 |
|> rpair thy; |
25002 | 720 |
fun constrain_typs class = (map o apsnd o Term.map_type_tfree) |
721 |
(fn (v, _) => TFree (v, [class])) |
|
24968
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
722 |
in |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
723 |
thy |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
724 |
|> Sign.add_path (Logic.const_of_class name) |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
725 |
|> fold_map add_const consts |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
726 |
||> Sign.restore_naming thy |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
727 |
|-> (fn cs => mk_axioms cs |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
728 |
#-> (fn axioms_prop => AxClass.define_class (name, superclasses) |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
729 |
(map fst cs @ other_consts) axioms_prop |
25002 | 730 |
#-> (fn class => `(fn _ => constrain_typs class cs) |
731 |
#-> (fn cs' => `(fn thy => AxClass.get_info thy class) |
|
732 |
#-> (fn {axioms, ...} => fold (Sign.add_const_constraint o apsnd SOME) cs' |
|
733 |
#> pair (class, (cs', axioms))))))) |
|
24968
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
734 |
end; |
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
735 |
|
25002 | 736 |
fun gen_class prep_spec prep_param bname |
24748 | 737 |
raw_supclasses raw_includes_elems raw_other_consts thy = |
738 |
let |
|
25038 | 739 |
val class = Sign.full_name thy bname; |
25062 | 740 |
val (((sups, supconsts), (supsort, base_sort, mergeexpr)), elems_syn) = |
24748 | 741 |
prep_spec thy raw_supclasses raw_includes_elems; |
24968
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
742 |
val other_consts = map (tap (Sign.the_const_type thy) o prep_param thy) raw_other_consts; |
24589 | 743 |
fun mk_inst class param_names cs = |
744 |
Symtab.empty |
|
745 |
|> fold2 (fn v => fn (c, ty) => Symtab.update (v, Const |
|
746 |
(c, Term.map_type_tfree (fn (v, _) => TFree (v, [class])) ty))) param_names cs; |
|
25062 | 747 |
fun fork_syntax (Element.Fixes xs) = |
748 |
fold_map (fn (c, ty, syn) => cons (c, syn) #> pair (c, ty, NoSyn)) xs |
|
749 |
#>> Element.Fixes |
|
750 |
| fork_syntax x = pair x; |
|
751 |
val (elems, global_syn) = fold_map fork_syntax elems_syn []; |
|
752 |
fun globalize (c, ty) = |
|
753 |
((c, Term.map_type_tfree (K (TFree (Name.aT, base_sort))) ty), |
|
754 |
(the_default NoSyn o AList.lookup (op =) global_syn) c); |
|
25038 | 755 |
fun extract_params thy = |
24218 | 756 |
let |
25062 | 757 |
val params = map fst (Locale.parameters_of thy class); |
24218 | 758 |
in |
25062 | 759 |
(params, (map globalize o snd o chop (length supconsts)) params) |
24218 | 760 |
end; |
25038 | 761 |
fun extract_assumes params thy cs = |
24218 | 762 |
let |
763 |
val consts = supconsts @ (map (fst o fst) params ~~ cs); |
|
764 |
fun subst (Free (c, ty)) = |
|
765 |
Const ((fst o the o AList.lookup (op =) consts) c, ty) |
|
766 |
| subst t = t; |
|
767 |
fun prep_asm ((name, atts), ts) = |
|
25024 | 768 |
((Sign.base_name name, map (Attrib.attribute_i thy) atts), |
24589 | 769 |
(map o map_aterms) subst ts); |
24218 | 770 |
in |
25038 | 771 |
Locale.global_asms_of thy class |
24218 | 772 |
|> map prep_asm |
773 |
end; |
|
774 |
in |
|
775 |
thy |
|
24748 | 776 |
|> Locale.add_locale_i (SOME "") bname mergeexpr elems |
25038 | 777 |
|> snd |
778 |
|> ProofContext.theory (`extract_params |
|
25062 | 779 |
#-> (fn (all_params, params) => |
24968
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
780 |
define_class_params (bname, supsort) params |
25038 | 781 |
(extract_assumes params) other_consts |
782 |
#-> (fn (_, (consts, axioms)) => |
|
783 |
`(fn thy => class_intro thy class sups) |
|
24218 | 784 |
#-> (fn class_intro => |
25062 | 785 |
PureThy.note_thmss_qualified "" (NameSpace.append class classN) |
786 |
[((introN, []), [([class_intro], [])])] |
|
787 |
#-> (fn [(_, [class_intro])] => |
|
25038 | 788 |
add_class_data ((class, sups), |
25062 | 789 |
(map fst params ~~ consts, base_sort, |
790 |
mk_inst class (map fst all_params) (map snd supconsts @ consts), |
|
791 |
calculate_morphism class (supconsts @ (map (fst o fst) params ~~ consts)), class_intro)) |
|
25038 | 792 |
#> class_interpretation class axioms [] |
25062 | 793 |
))))) |
25038 | 794 |
|> pair class |
24218 | 795 |
end; |
796 |
||
797 |
in |
|
798 |
||
24968
f9bafc868847
replaced Sign.add_consts_authentic by Sign.declare_const;
wenzelm
parents:
24949
diff
changeset
|
799 |
val class_cmd = gen_class read_class_spec ((#1 o Term.dest_Const) oo Sign.read_const); |
24748 | 800 |
val class = gen_class check_class_spec (K I); |
24218 | 801 |
|
802 |
end; (*local*) |
|
803 |
||
804 |
||
24589 | 805 |
(* definition in class target *) |
24218 | 806 |
|
25096 | 807 |
fun add_logical_const class pos ((c, mx), dict) thy = |
24218 | 808 |
let |
25024 | 809 |
val prfx = class_prefix class; |
810 |
val thy' = thy |> Sign.add_path prfx; |
|
25062 | 811 |
val phi = morphism thy' class; |
25024 | 812 |
|
25062 | 813 |
val c' = Sign.full_name thy' c; |
25083 | 814 |
val dict' = (map_types Logic.unvarifyT o Morphism.term phi) dict; |
815 |
val ty' = Term.fastype_of dict'; |
|
816 |
val ty'' = Type.strip_sorts ty'; |
|
817 |
val def_eq = Logic.mk_equals (Const (c', ty'), dict'); |
|
25096 | 818 |
|
25062 | 819 |
val c'' = NameSpace.full (Sign.naming_of thy' |> NameSpace.add_path prfx) c; |
24218 | 820 |
in |
25024 | 821 |
thy' |
25096 | 822 |
|> Sign.hide_consts_i false [c''] (*FIXME*) |
823 |
|> Sign.declare_const pos (c, ty'', mx) |> snd |
|
25083 | 824 |
|> Thm.add_def false (c, def_eq) |
25062 | 825 |
|>> Thm.symmetric |
25083 | 826 |
|-> (fn def => class_interpretation class [def] [Thm.prop_of def] |
25096 | 827 |
#> register_operation class ((c', (dict, dict')), SOME (Thm.varifyT def))) |
24218 | 828 |
|> Sign.restore_naming thy |
25083 | 829 |
|> Sign.add_const_constraint (c', SOME ty') |
24218 | 830 |
end; |
831 |
||
24901
d3cbf79769b9
added first version of user-space type system for class target
haftmann
parents:
24847
diff
changeset
|
832 |
|
d3cbf79769b9
added first version of user-space type system for class target
haftmann
parents:
24847
diff
changeset
|
833 |
(* abbreviation in class target *) |
d3cbf79769b9
added first version of user-space type system for class target
haftmann
parents:
24847
diff
changeset
|
834 |
|
25096 | 835 |
fun expand_aux_abbrev thy class t = |
836 |
let |
|
837 |
val rews = map (Logic.dest_equals o Thm.prop_of) (these_defs thy [class]); |
|
838 |
val (head, ts) = strip_comb t; |
|
839 |
val tys = (fst o chop (length ts) o fst o strip_type o Term.fastype_of) head; |
|
840 |
val head' = head |
|
841 |
|> Pattern.eta_long tys |
|
842 |
|> Consts.certify (Sign.pp thy) (Sign.tsig_of thy) true (Sign.consts_of thy); |
|
843 |
val ts' = ts |
|
844 |
|> map (Pattern.rewrite_term thy rews []); |
|
845 |
in Term.betapplys (head', ts') end; |
|
846 |
||
25103 | 847 |
fun fold_aux_defs thy class = |
848 |
let |
|
849 |
val rews = map (Logic.dest_equals o Thm.prop_of) (these_defs thy [class]) |
|
850 |
in Pattern.rewrite_term thy rews [] end; |
|
851 |
||
852 |
fun add_syntactic_const class prmode pos ((c, mx), rhs) thy = |
|
24836 | 853 |
let |
25024 | 854 |
val prfx = class_prefix class; |
25096 | 855 |
val thy' = thy |> Sign.add_path prfx; |
25062 | 856 |
val phi = morphism thy class; |
857 |
||
25096 | 858 |
val c' = Sign.full_name thy' c; |
25103 | 859 |
val dict' = (expand_aux_abbrev thy' class o Morphism.term phi) rhs; |
25096 | 860 |
val dict'' = map_types Logic.unvarifyT dict'; |
861 |
val ty' = Term.fastype_of dict''; |
|
862 |
||
863 |
val c'' = NameSpace.full (Sign.naming_of thy' |> NameSpace.add_path prfx) c; |
|
864 |
val ty'' = (Type.strip_sorts o Logic.unvarifyT) (Sign.the_const_constraint thy' c''); |
|
24836 | 865 |
in |
25096 | 866 |
thy' |
867 |
|> Sign.add_const_constraint (c'', SOME ty'') (*FIXME*) |
|
868 |
|> Sign.hide_consts_i false [c''] (*FIXME*) |
|
869 |
|> Sign.add_abbrev (#1 prmode) pos (c, map_types Type.strip_sorts dict') |> snd |
|
870 |
|> Sign.add_const_constraint (c', SOME ty') |
|
25024 | 871 |
|> Sign.notation true prmode [(Const (c', ty'), mx)] |
25103 | 872 |
|> register_operation class ((c', (dict', dict'')), NONE) |
25096 | 873 |
|> Sign.restore_naming thy |
24836 | 874 |
end; |
875 |
||
24218 | 876 |
end; |