author | wenzelm |
Wed, 22 Feb 2006 22:18:36 +0100 | |
changeset 19123 | a278d1e65c1d |
parent 19110 | 4bda27adcd2e |
child 19134 | 47d337aefc21 |
permissions | -rw-r--r-- |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
1 |
(* Title: Pure/axclass.ML |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
2 |
ID: $Id$ |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
3 |
Author: Markus Wenzel, TU Muenchen |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
4 |
|
6379 | 5 |
Axiomatic type class package. |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
6 |
*) |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
7 |
|
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
8 |
signature AX_CLASS = |
3938 | 9 |
sig |
5685 | 10 |
val quiet_mode: bool ref |
6379 | 11 |
val print_axclasses: theory -> unit |
17281
3b9ff0131ed1
name space prefix is now "c_class" instead of just "c";
wenzelm
parents:
17221
diff
changeset
|
12 |
val get_info: theory -> string -> {super_classes: class list, intro: thm, axioms: thm list} |
17339 | 13 |
val add_axclass: bstring * xstring list -> ((bstring * string) * Attrib.src list) list -> |
18418
bf448d999b7e
re-arranged tuples (theory * 'a) to ('a * theory) in Pure
haftmann
parents:
18377
diff
changeset
|
14 |
theory -> {intro: thm, axioms: thm list} * theory |
18728 | 15 |
val add_axclass_i: bstring * class list -> ((bstring * term) * attribute list) list -> |
18418
bf448d999b7e
re-arranged tuples (theory * 'a) to ('a * theory) in Pure
haftmann
parents:
18377
diff
changeset
|
16 |
theory -> {intro: thm, axioms: thm list} * theory |
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
17 |
val add_classrel_thms: thm list -> theory -> theory |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
18 |
val add_arity_thms: thm list -> theory -> theory |
16333 | 19 |
val add_inst_subclass: xstring * xstring -> tactic -> theory -> theory |
11828 | 20 |
val add_inst_subclass_i: class * class -> tactic -> theory -> theory |
19123 | 21 |
val add_inst_arity: (theory -> theory) -> |
22 |
xstring * string list * string -> tactic -> theory -> theory |
|
23 |
val add_inst_arity_i: (theory -> theory) -> |
|
24 |
string * sort list * sort -> tactic -> theory -> theory |
|
17339 | 25 |
val instance_subclass: xstring * xstring -> theory -> Proof.state |
26 |
val instance_subclass_i: class * class -> theory -> Proof.state |
|
18754 | 27 |
val instance_arity: (theory -> theory) -> xstring * string list * string -> theory -> Proof.state |
28 |
val instance_arity_i: (theory -> theory) -> string * sort list * sort -> theory -> Proof.state |
|
18574 | 29 |
val read_arity: theory -> xstring * string list * string -> arity |
30 |
val cert_arity: theory -> string * sort list * sort -> arity |
|
19123 | 31 |
val class_intros: theory -> thm list |
3938 | 32 |
end; |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
33 |
|
15801 | 34 |
structure AxClass: AX_CLASS = |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
35 |
struct |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
36 |
|
4015 | 37 |
|
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
38 |
(** utilities **) |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
39 |
|
5685 | 40 |
(* messages *) |
41 |
||
42 |
val quiet_mode = ref false; |
|
43 |
fun message s = if ! quiet_mode then () else writeln s; |
|
44 |
||
45 |
||
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
46 |
(* type vars *) |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
47 |
|
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
48 |
fun map_typ_frees f (Type (t, tys)) = Type (t, map (map_typ_frees f) tys) |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
49 |
| map_typ_frees f (TFree a) = f a |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
50 |
| map_typ_frees _ a = a; |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
51 |
|
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
52 |
val map_term_tfrees = map_term_types o map_typ_frees; |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
53 |
|
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
54 |
fun aT S = TFree ("'a", S); |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
55 |
|
3395 | 56 |
fun dest_varT (TFree (x, S)) = ((x, ~1), S) |
57 |
| dest_varT (TVar xi_S) = xi_S |
|
3788 | 58 |
| dest_varT T = raise TYPE ("dest_varT", [T], []); |
3395 | 59 |
|
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
60 |
|
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
61 |
|
560 | 62 |
(** abstract syntax operations **) |
423 | 63 |
|
6379 | 64 |
(* names *) |
65 |
||
66 |
val introN = "intro"; |
|
67 |
val axiomsN = "axioms"; |
|
68 |
||
69 |
||
423 | 70 |
(* subclass relations as terms *) |
71 |
||
1498 | 72 |
fun mk_classrel (c1, c2) = Logic.mk_inclass (aT [c1], c2); |
423 | 73 |
|
74 |
fun dest_classrel tm = |
|
75 |
let |
|
3788 | 76 |
fun err () = raise TERM ("dest_classrel", [tm]); |
423 | 77 |
|
3395 | 78 |
val (ty, c2) = Logic.dest_inclass tm handle TERM _ => err (); |
79 |
val c1 = (case dest_varT ty of (_, [c]) => c | _ => err ()) |
|
80 |
handle TYPE _ => err (); |
|
6379 | 81 |
in (c1, c2) end; |
423 | 82 |
|
83 |
||
84 |
(* arities as terms *) |
|
85 |
||
14605
9de4d64eee3b
'instance' and intro_classes now handle general sorts;
wenzelm
parents:
12876
diff
changeset
|
86 |
fun mk_arity (t, Ss, c) = |
423 | 87 |
let |
14695 | 88 |
val tfrees = ListPair.map TFree (Term.invent_names [] "'a" (length Ss), Ss); |
6379 | 89 |
in Logic.mk_inclass (Type (t, tfrees), c) end; |
423 | 90 |
|
14605
9de4d64eee3b
'instance' and intro_classes now handle general sorts;
wenzelm
parents:
12876
diff
changeset
|
91 |
fun mk_arities (t, Ss, S) = map (fn c => mk_arity (t, Ss, c)) S; |
9de4d64eee3b
'instance' and intro_classes now handle general sorts;
wenzelm
parents:
12876
diff
changeset
|
92 |
|
423 | 93 |
fun dest_arity tm = |
94 |
let |
|
3788 | 95 |
fun err () = raise TERM ("dest_arity", [tm]); |
423 | 96 |
|
3395 | 97 |
val (ty, c) = Logic.dest_inclass tm handle TERM _ => err (); |
98 |
val (t, tvars) = |
|
423 | 99 |
(case ty of |
3395 | 100 |
Type (t, tys) => (t, map dest_varT tys handle TYPE _ => err ()) |
423 | 101 |
| _ => err ()); |
102 |
val ss = |
|
18964 | 103 |
if null (duplicates (eq_fst (op =)) tvars) |
3395 | 104 |
then map snd tvars else err (); |
6379 | 105 |
in (t, ss, c) end; |
423 | 106 |
|
107 |
||
108 |
||
6379 | 109 |
(** axclass info **) |
110 |
||
111 |
type axclass_info = |
|
112 |
{super_classes: class list, |
|
113 |
intro: thm, |
|
114 |
axioms: thm list}; |
|
115 |
||
16458 | 116 |
structure AxclassesData = TheoryDataFun |
117 |
(struct |
|
6379 | 118 |
val name = "Pure/axclasses"; |
119 |
type T = axclass_info Symtab.table; |
|
120 |
||
121 |
val empty = Symtab.empty; |
|
6546 | 122 |
val copy = I; |
16458 | 123 |
val extend = I; |
124 |
fun merge _ = Symtab.merge (K true); |
|
6379 | 125 |
|
16458 | 126 |
fun print thy tab = |
6379 | 127 |
let |
128 |
fun pretty_class c cs = Pretty.block |
|
16458 | 129 |
(Pretty.str (Sign.extern_class thy c) :: Pretty.str " <" :: Pretty.brk 1 :: |
130 |
Pretty.breaks (map (Pretty.str o Sign.extern_class thy) cs)); |
|
6379 | 131 |
|
10008 | 132 |
fun pretty_thms name thms = Pretty.big_list (name ^ ":") |
16458 | 133 |
(map (Display.pretty_thm_sg thy) thms); |
6379 | 134 |
|
135 |
fun pretty_axclass (name, {super_classes, intro, axioms}) = Pretty.block (Pretty.fbreaks |
|
136 |
[pretty_class name super_classes, pretty_thms introN [intro], pretty_thms axiomsN axioms]); |
|
8720 | 137 |
in Pretty.writeln (Pretty.chunks (map pretty_axclass (Symtab.dest tab))) end; |
16458 | 138 |
end); |
6379 | 139 |
|
18708 | 140 |
val _ = Context.add_setup AxclassesData.init; |
6379 | 141 |
val print_axclasses = AxclassesData.print; |
142 |
||
143 |
||
17412 | 144 |
val lookup_info = Symtab.lookup o AxclassesData.get; |
6379 | 145 |
|
17281
3b9ff0131ed1
name space prefix is now "c_class" instead of just "c";
wenzelm
parents:
17221
diff
changeset
|
146 |
fun get_info thy c = |
3b9ff0131ed1
name space prefix is now "c_class" instead of just "c";
wenzelm
parents:
17221
diff
changeset
|
147 |
(case lookup_info thy c of |
15531 | 148 |
NONE => error ("Unknown axclass " ^ quote c) |
149 |
| SOME info => info); |
|
6379 | 150 |
|
19123 | 151 |
fun class_intros thy = |
16458 | 152 |
let val classes = Sign.classes thy in |
153 |
map (Thm.class_triv thy) classes @ |
|
17281
3b9ff0131ed1
name space prefix is now "c_class" instead of just "c";
wenzelm
parents:
17221
diff
changeset
|
154 |
List.mapPartial (Option.map #intro o lookup_info thy) classes |
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
155 |
end; |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
156 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
157 |
|
423 | 158 |
|
159 |
(** add axiomatic type classes **) |
|
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
160 |
|
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
161 |
local |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
162 |
|
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
163 |
fun err_bad_axsort ax c = |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
164 |
error ("Sort constraint in axiom " ^ quote ax ^ " not supersort of " ^ quote c); |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
165 |
|
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
166 |
fun err_bad_tfrees ax = |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
167 |
error ("More than one type variable in axiom " ^ quote ax); |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
168 |
|
6379 | 169 |
fun ext_axclass prep_class prep_axm prep_att (bclass, raw_super_classes) raw_axioms_atts thy = |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
170 |
let |
16458 | 171 |
val class = Sign.full_name thy bclass; |
172 |
val super_classes = map (prep_class thy) raw_super_classes; |
|
173 |
val axms = map (prep_axm thy o fst) raw_axioms_atts; |
|
6379 | 174 |
val atts = map (map (prep_att thy) o snd) raw_axioms_atts; |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
175 |
|
6379 | 176 |
(*declare class*) |
177 |
val class_thy = |
|
178 |
thy |> Theory.add_classes_i [(bclass, super_classes)]; |
|
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
179 |
|
6379 | 180 |
(*prepare abstract axioms*) |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
181 |
fun abs_axm ax = |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
182 |
if null (term_tfrees ax) then |
14854 | 183 |
Logic.mk_implies (Logic.mk_inclass (aT [], class), ax) |
3788 | 184 |
else map_term_tfrees (K (aT [class])) ax; |
17756 | 185 |
val abs_axms = map (abs_axm o snd) axms; |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
186 |
|
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
187 |
fun axm_sort (name, ax) = |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
188 |
(case term_tfrees ax of |
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
189 |
[] => [] |
16458 | 190 |
| [(_, S)] => if Sign.subsort class_thy ([class], S) then S else err_bad_axsort name class |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
191 |
| _ => err_bad_tfrees name); |
16458 | 192 |
val axS = Sign.certify_sort class_thy (List.concat (map axm_sort axms)); |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
193 |
|
1498 | 194 |
val int_axm = Logic.close_form o map_term_tfrees (K (aT axS)); |
195 |
fun inclass c = Logic.mk_inclass (aT axS, c); |
|
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
196 |
|
1498 | 197 |
val intro_axm = Logic.list_implies |
6379 | 198 |
(map inclass super_classes @ map (int_axm o #2) axms, inclass class); |
199 |
||
200 |
(*declare axioms and rule*) |
|
18377 | 201 |
val (([intro], [axioms]), axms_thy) = |
6379 | 202 |
class_thy |
18932 | 203 |
|> Theory.add_path (Logic.const_of_class bclass) |
6379 | 204 |
|> PureThy.add_axioms_i [Thm.no_attributes (introN, intro_axm)] |
18377 | 205 |
||>> PureThy.add_axiomss_i [Thm.no_attributes (axiomsN, abs_axms)]; |
6379 | 206 |
val info = {super_classes = super_classes, intro = intro, axioms = axioms}; |
207 |
||
208 |
(*store info*) |
|
18377 | 209 |
val (_, final_thy) = |
6379 | 210 |
axms_thy |
18932 | 211 |
|> Theory.add_finals_i false [Const (Logic.const_of_class class, a_itselfT --> propT)] |
18377 | 212 |
|> PureThy.add_thms ((map #1 axms ~~ axioms) ~~ atts) |
213 |
||> Theory.restore_naming class_thy |
|
214 |
||> AxclassesData.map (Symtab.update (class, info)); |
|
18418
bf448d999b7e
re-arranged tuples (theory * 'a) to ('a * theory) in Pure
haftmann
parents:
18377
diff
changeset
|
215 |
in ({intro = intro, axioms = axioms}, final_thy) end; |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
216 |
|
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
217 |
in |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
218 |
|
18728 | 219 |
val add_axclass = ext_axclass Sign.intern_class Theory.read_axm Attrib.attribute; |
6390 | 220 |
val add_axclass_i = ext_axclass (K I) Theory.cert_axm (K I); |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
221 |
|
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
222 |
end; |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
223 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
224 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
225 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
226 |
(** proven class instantiation **) |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
227 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
228 |
(* add thms to type signature *) |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
229 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
230 |
fun add_classrel_thms thms thy = |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
231 |
let |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
232 |
fun prep_thm thm = |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
233 |
let |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
234 |
val prop = Drule.plain_prop_of (Thm.transfer thy thm); |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
235 |
val (c1, c2) = dest_classrel prop handle TERM _ => |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
236 |
raise THM ("add_classrel_thms: not a class relation", 0, [thm]); |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
237 |
in (c1, c2) end; |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
238 |
in Theory.add_classrel_i (map prep_thm thms) thy end; |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
239 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
240 |
fun add_arity_thms thms thy = |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
241 |
let |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
242 |
fun prep_thm thm = |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
243 |
let |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
244 |
val prop = Drule.plain_prop_of (Thm.transfer thy thm); |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
245 |
val (t, ss, c) = dest_arity prop handle TERM _ => |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
246 |
raise THM ("add_arity_thms: not an arity", 0, [thm]); |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
247 |
in (t, ss, [c]) end; |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
248 |
in Theory.add_arities_i (map prep_thm thms) thy end; |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
249 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
250 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
251 |
(* prepare classes and arities *) |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
252 |
|
16458 | 253 |
fun read_class thy c = Sign.certify_class thy (Sign.intern_class thy c); |
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
254 |
|
16458 | 255 |
fun test_classrel thy cc = (Type.add_classrel (Sign.pp thy) [cc] (Sign.tsig_of thy); cc); |
256 |
fun cert_classrel thy = test_classrel thy o Library.pairself (Sign.certify_class thy); |
|
257 |
fun read_classrel thy = test_classrel thy o Library.pairself (read_class thy); |
|
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
258 |
|
16458 | 259 |
fun test_arity thy ar = (Type.add_arities (Sign.pp thy) [ar] (Sign.tsig_of thy); ar); |
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
260 |
|
16458 | 261 |
fun prep_arity prep_tycon prep_sort prep thy (t, Ss, x) = |
262 |
test_arity thy (prep_tycon thy t, map (prep_sort thy) Ss, prep thy x); |
|
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
263 |
|
16364 | 264 |
val read_arity = prep_arity Sign.intern_type Sign.read_sort Sign.read_sort; |
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
265 |
val cert_arity = prep_arity (K I) Sign.certify_sort Sign.certify_sort; |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
266 |
|
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
267 |
|
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
268 |
(* instance declarations -- tactical proof *) |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
269 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
270 |
local |
423 | 271 |
|
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
272 |
fun ext_inst_subclass prep_classrel raw_cc tac thy = |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
273 |
let |
16458 | 274 |
val (c1, c2) = prep_classrel thy raw_cc; |
275 |
val txt = quote (Sign.string_of_classrel thy [c1, c2]); |
|
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
276 |
val _ = message ("Proving class inclusion " ^ txt ^ " ..."); |
18678 | 277 |
val th = Goal.prove thy [] [] (mk_classrel (c1, c2)) (K tac) handle ERROR msg => |
278 |
cat_error msg ("The error(s) above occurred while trying to prove " ^ txt); |
|
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
279 |
in add_classrel_thms [th] thy end; |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
280 |
|
19110
4bda27adcd2e
moved intro_classes from AxClass to ClassPackage
haftmann
parents:
18964
diff
changeset
|
281 |
fun ext_inst_arity prep_arity (after_qed : theory -> theory) raw_arity tac thy = |
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
282 |
let |
16458 | 283 |
val arity = prep_arity thy raw_arity; |
284 |
val txt = quote (Sign.string_of_arity thy arity); |
|
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
285 |
val _ = message ("Proving type arity " ^ txt ^ " ..."); |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
286 |
val props = (mk_arities arity); |
17956 | 287 |
val ths = Goal.prove_multi thy [] [] props |
18678 | 288 |
(fn _ => Tactic.precise_conjunction_tac (length props) 1 THEN tac) handle ERROR msg => |
289 |
cat_error msg ("\nThe error(s) above occurred while trying to prove " ^ txt); |
|
19110
4bda27adcd2e
moved intro_classes from AxClass to ClassPackage
haftmann
parents:
18964
diff
changeset
|
290 |
in |
4bda27adcd2e
moved intro_classes from AxClass to ClassPackage
haftmann
parents:
18964
diff
changeset
|
291 |
thy |
4bda27adcd2e
moved intro_classes from AxClass to ClassPackage
haftmann
parents:
18964
diff
changeset
|
292 |
|> add_arity_thms ths |
4bda27adcd2e
moved intro_classes from AxClass to ClassPackage
haftmann
parents:
18964
diff
changeset
|
293 |
|> after_qed |
4bda27adcd2e
moved intro_classes from AxClass to ClassPackage
haftmann
parents:
18964
diff
changeset
|
294 |
end; |
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
295 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
296 |
in |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
297 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
298 |
val add_inst_subclass = ext_inst_subclass read_classrel; |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
299 |
val add_inst_subclass_i = ext_inst_subclass cert_classrel; |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
300 |
val add_inst_arity = ext_inst_arity read_arity; |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
301 |
val add_inst_arity_i = ext_inst_arity cert_arity; |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
302 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
303 |
end; |
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
304 |
|
423 | 305 |
|
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
306 |
(* instance declarations -- Isar proof *) |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
307 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
308 |
local |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
309 |
|
18754 | 310 |
fun gen_instance mk_prop add_thms after_qed inst thy = |
311 |
thy |
|
17339 | 312 |
|> ProofContext.init |
18799 | 313 |
|> Proof.theorem_i PureThy.internalK NONE (after_qed oo fold add_thms) NONE ("", []) |
18754 | 314 |
(map (fn t => (("", []), [(t, ([], []))])) (mk_prop thy inst)); |
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
315 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
316 |
in |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
317 |
|
17339 | 318 |
val instance_subclass = |
18754 | 319 |
gen_instance (single oo (mk_classrel oo read_classrel)) add_classrel_thms I; |
17339 | 320 |
val instance_subclass_i = |
18754 | 321 |
gen_instance (single oo (mk_classrel oo cert_classrel)) add_classrel_thms I; |
322 |
val instance_arity = |
|
323 |
gen_instance (mk_arities oo read_arity) add_arity_thms; |
|
324 |
val instance_arity_i = |
|
325 |
gen_instance (mk_arities oo cert_arity) add_arity_thms; |
|
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
326 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
327 |
end; |
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
328 |
|
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
329 |
|
423 | 330 |
|
15876
a67343c6ab2a
sane interfaces for tactical instance proofs (do not expand defs of theory, proper handling of sort instances);
wenzelm
parents:
15853
diff
changeset
|
331 |
(** outer syntax **) |
6379 | 332 |
|
17057 | 333 |
local structure P = OuterParse and K = OuterKeyword in |
3949 | 334 |
|
6379 | 335 |
val axclassP = |
6719 | 336 |
OuterSyntax.command "axclass" "define axiomatic type class" K.thy_decl |
12876
a70df1e5bf10
got rid of explicit marginal comments (now stripped earlier from input);
wenzelm
parents:
12694
diff
changeset
|
337 |
((P.name -- Scan.optional ((P.$$$ "\\<subseteq>" || P.$$$ "<") |-- |
a70df1e5bf10
got rid of explicit marginal comments (now stripped earlier from input);
wenzelm
parents:
12694
diff
changeset
|
338 |
P.!!! (P.list1 P.xname)) []) -- Scan.repeat P.spec_name |
18418
bf448d999b7e
re-arranged tuples (theory * 'a) to ('a * theory) in Pure
haftmann
parents:
18377
diff
changeset
|
339 |
>> (Toplevel.theory o (snd oo uncurry add_axclass))); |
6379 | 340 |
|
18848 | 341 |
val _ = OuterSyntax.add_parsers [axclassP]; |
6379 | 342 |
|
343 |
end; |
|
3949 | 344 |
|
404
dd3d3d6467db
axiomatic type class 'package' for Pure (alpha version);
wenzelm
parents:
diff
changeset
|
345 |
end; |