Line data Source code
1 : /* THIS FILE IS AUTOGENERATED FROM XPathResult.webidl BY Codegen.py - DO NOT EDIT */
2 :
3 : #include "WrapperFactory.h"
4 : #include "XPathResultBinding.h"
5 : #include "mozilla/FloatingPoint.h"
6 : #include "mozilla/OwningNonNull.h"
7 : #include "mozilla/dom/BindingUtils.h"
8 : #include "mozilla/dom/DOMJSClass.h"
9 : #include "mozilla/dom/NonRefcountedDOMObject.h"
10 : #include "mozilla/dom/Nullable.h"
11 : #include "mozilla/dom/PrimitiveConversions.h"
12 : #include "mozilla/dom/XPathResult.h"
13 : #include "mozilla/dom/XrayExpandoClass.h"
14 : #include "nsINode.h"
15 :
16 : namespace mozilla {
17 : namespace dom {
18 :
19 : namespace XPathResultBinding {
20 :
21 : static bool
22 0 : get_resultType(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::XPathResult* self, JSJitGetterCallArgs args)
23 : {
24 0 : uint16_t result(self->ResultType());
25 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
26 0 : args.rval().setInt32(int32_t(result));
27 0 : return true;
28 : }
29 :
30 : static const JSJitInfo resultType_getterinfo = {
31 : { (JSJitGetterOp)get_resultType },
32 : { prototypes::id::XPathResult },
33 : { PrototypeTraits<prototypes::id::XPathResult>::Depth },
34 : JSJitInfo::Getter,
35 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
36 : JSVAL_TYPE_INT32, /* returnType. Not relevant for setters. */
37 : true, /* isInfallible. False in setters. */
38 : false, /* isMovable. Not relevant for setters. */
39 : false, /* isEliminatable. Not relevant for setters. */
40 : false, /* isAlwaysInSlot. Only relevant for getters. */
41 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
42 : false, /* isTypedMethod. Only relevant for methods. */
43 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
44 : };
45 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
46 : static_assert(0 < 1, "There is no slot for us");
47 :
48 : static bool
49 0 : get_numberValue(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::XPathResult* self, JSJitGetterCallArgs args)
50 : {
51 0 : binding_detail::FastErrorResult rv;
52 0 : double result(self->GetNumberValue(rv));
53 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
54 0 : return false;
55 : }
56 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
57 0 : args.rval().set(JS_NumberValue(double(result)));
58 0 : return true;
59 : }
60 :
61 : static const JSJitInfo numberValue_getterinfo = {
62 : { (JSJitGetterOp)get_numberValue },
63 : { prototypes::id::XPathResult },
64 : { PrototypeTraits<prototypes::id::XPathResult>::Depth },
65 : JSJitInfo::Getter,
66 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
67 : JSVAL_TYPE_DOUBLE, /* returnType. Not relevant for setters. */
68 : false, /* isInfallible. False in setters. */
69 : false, /* isMovable. Not relevant for setters. */
70 : false, /* isEliminatable. Not relevant for setters. */
71 : false, /* isAlwaysInSlot. Only relevant for getters. */
72 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
73 : false, /* isTypedMethod. Only relevant for methods. */
74 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
75 : };
76 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
77 : static_assert(0 < 1, "There is no slot for us");
78 :
79 : static bool
80 0 : get_stringValue(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::XPathResult* self, JSJitGetterCallArgs args)
81 : {
82 0 : binding_detail::FastErrorResult rv;
83 0 : DOMString result;
84 0 : self->GetStringValue(result, rv);
85 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
86 0 : return false;
87 : }
88 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
89 0 : if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
90 0 : return false;
91 : }
92 0 : return true;
93 : }
94 :
95 : static const JSJitInfo stringValue_getterinfo = {
96 : { (JSJitGetterOp)get_stringValue },
97 : { prototypes::id::XPathResult },
98 : { PrototypeTraits<prototypes::id::XPathResult>::Depth },
99 : JSJitInfo::Getter,
100 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
101 : JSVAL_TYPE_STRING, /* returnType. Not relevant for setters. */
102 : false, /* isInfallible. False in setters. */
103 : false, /* isMovable. Not relevant for setters. */
104 : false, /* isEliminatable. Not relevant for setters. */
105 : false, /* isAlwaysInSlot. Only relevant for getters. */
106 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
107 : false, /* isTypedMethod. Only relevant for methods. */
108 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
109 : };
110 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
111 : static_assert(0 < 1, "There is no slot for us");
112 :
113 : static bool
114 0 : get_booleanValue(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::XPathResult* self, JSJitGetterCallArgs args)
115 : {
116 0 : binding_detail::FastErrorResult rv;
117 0 : bool result(self->GetBooleanValue(rv));
118 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
119 0 : return false;
120 : }
121 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
122 0 : args.rval().setBoolean(result);
123 0 : return true;
124 : }
125 :
126 : static const JSJitInfo booleanValue_getterinfo = {
127 : { (JSJitGetterOp)get_booleanValue },
128 : { prototypes::id::XPathResult },
129 : { PrototypeTraits<prototypes::id::XPathResult>::Depth },
130 : JSJitInfo::Getter,
131 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
132 : JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */
133 : false, /* isInfallible. False in setters. */
134 : false, /* isMovable. Not relevant for setters. */
135 : false, /* isEliminatable. Not relevant for setters. */
136 : false, /* isAlwaysInSlot. Only relevant for getters. */
137 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
138 : false, /* isTypedMethod. Only relevant for methods. */
139 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
140 : };
141 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
142 : static_assert(0 < 1, "There is no slot for us");
143 :
144 : static bool
145 0 : get_singleNodeValue(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::XPathResult* self, JSJitGetterCallArgs args)
146 : {
147 0 : binding_detail::FastErrorResult rv;
148 0 : auto result(StrongOrRawPtr<nsINode>(self->GetSingleNodeValue(rv)));
149 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
150 0 : return false;
151 : }
152 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
153 0 : if (!result) {
154 0 : args.rval().setNull();
155 0 : return true;
156 : }
157 0 : if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
158 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
159 0 : return false;
160 : }
161 0 : return true;
162 : }
163 :
164 : static const JSJitInfo singleNodeValue_getterinfo = {
165 : { (JSJitGetterOp)get_singleNodeValue },
166 : { prototypes::id::XPathResult },
167 : { PrototypeTraits<prototypes::id::XPathResult>::Depth },
168 : JSJitInfo::Getter,
169 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
170 : JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */
171 : false, /* isInfallible. False in setters. */
172 : false, /* isMovable. Not relevant for setters. */
173 : false, /* isEliminatable. Not relevant for setters. */
174 : false, /* isAlwaysInSlot. Only relevant for getters. */
175 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
176 : false, /* isTypedMethod. Only relevant for methods. */
177 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
178 : };
179 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
180 : static_assert(0 < 1, "There is no slot for us");
181 :
182 : static bool
183 0 : get_invalidIteratorState(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::XPathResult* self, JSJitGetterCallArgs args)
184 : {
185 0 : bool result(self->InvalidIteratorState());
186 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
187 0 : args.rval().setBoolean(result);
188 0 : return true;
189 : }
190 :
191 : static const JSJitInfo invalidIteratorState_getterinfo = {
192 : { (JSJitGetterOp)get_invalidIteratorState },
193 : { prototypes::id::XPathResult },
194 : { PrototypeTraits<prototypes::id::XPathResult>::Depth },
195 : JSJitInfo::Getter,
196 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
197 : JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */
198 : true, /* isInfallible. False in setters. */
199 : false, /* isMovable. Not relevant for setters. */
200 : false, /* isEliminatable. Not relevant for setters. */
201 : false, /* isAlwaysInSlot. Only relevant for getters. */
202 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
203 : false, /* isTypedMethod. Only relevant for methods. */
204 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
205 : };
206 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
207 : static_assert(0 < 1, "There is no slot for us");
208 :
209 : static bool
210 0 : get_snapshotLength(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::XPathResult* self, JSJitGetterCallArgs args)
211 : {
212 0 : binding_detail::FastErrorResult rv;
213 0 : uint32_t result(self->GetSnapshotLength(rv));
214 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
215 0 : return false;
216 : }
217 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
218 0 : args.rval().setNumber(result);
219 0 : return true;
220 : }
221 :
222 : static const JSJitInfo snapshotLength_getterinfo = {
223 : { (JSJitGetterOp)get_snapshotLength },
224 : { prototypes::id::XPathResult },
225 : { PrototypeTraits<prototypes::id::XPathResult>::Depth },
226 : JSJitInfo::Getter,
227 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
228 : JSVAL_TYPE_DOUBLE, /* returnType. Not relevant for setters. */
229 : false, /* isInfallible. False in setters. */
230 : false, /* isMovable. Not relevant for setters. */
231 : false, /* isEliminatable. Not relevant for setters. */
232 : false, /* isAlwaysInSlot. Only relevant for getters. */
233 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
234 : false, /* isTypedMethod. Only relevant for methods. */
235 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
236 : };
237 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
238 : static_assert(0 < 1, "There is no slot for us");
239 :
240 : static bool
241 0 : iterateNext(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::XPathResult* self, const JSJitMethodCallArgs& args)
242 : {
243 0 : binding_detail::FastErrorResult rv;
244 0 : auto result(StrongOrRawPtr<nsINode>(self->IterateNext(rv)));
245 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
246 0 : return false;
247 : }
248 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
249 0 : if (!result) {
250 0 : args.rval().setNull();
251 0 : return true;
252 : }
253 0 : if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
254 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
255 0 : return false;
256 : }
257 0 : return true;
258 : }
259 :
260 : static const JSJitInfo iterateNext_methodinfo = {
261 : { (JSJitGetterOp)iterateNext },
262 : { prototypes::id::XPathResult },
263 : { PrototypeTraits<prototypes::id::XPathResult>::Depth },
264 : JSJitInfo::Method,
265 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
266 : JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */
267 : false, /* isInfallible. False in setters. */
268 : false, /* isMovable. Not relevant for setters. */
269 : false, /* isEliminatable. Not relevant for setters. */
270 : false, /* isAlwaysInSlot. Only relevant for getters. */
271 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
272 : false, /* isTypedMethod. Only relevant for methods. */
273 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
274 : };
275 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
276 : static_assert(0 < 1, "There is no slot for us");
277 :
278 : static bool
279 0 : snapshotItem(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::XPathResult* self, const JSJitMethodCallArgs& args)
280 : {
281 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
282 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "XPathResult.snapshotItem");
283 : }
284 : uint32_t arg0;
285 0 : if (!ValueToPrimitive<uint32_t, eDefault>(cx, args[0], &arg0)) {
286 0 : return false;
287 : }
288 0 : binding_detail::FastErrorResult rv;
289 0 : auto result(StrongOrRawPtr<nsINode>(self->SnapshotItem(arg0, rv)));
290 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
291 0 : return false;
292 : }
293 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
294 0 : if (!result) {
295 0 : args.rval().setNull();
296 0 : return true;
297 : }
298 0 : if (!GetOrCreateDOMReflector(cx, result, args.rval())) {
299 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
300 0 : return false;
301 : }
302 0 : return true;
303 : }
304 :
305 : static const JSJitInfo snapshotItem_methodinfo = {
306 : { (JSJitGetterOp)snapshotItem },
307 : { prototypes::id::XPathResult },
308 : { PrototypeTraits<prototypes::id::XPathResult>::Depth },
309 : JSJitInfo::Method,
310 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
311 : JSVAL_TYPE_UNKNOWN, /* returnType. Not relevant for setters. */
312 : false, /* isInfallible. False in setters. */
313 : false, /* isMovable. Not relevant for setters. */
314 : false, /* isEliminatable. Not relevant for setters. */
315 : false, /* isAlwaysInSlot. Only relevant for getters. */
316 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
317 : false, /* isTypedMethod. Only relevant for methods. */
318 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
319 : };
320 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
321 : static_assert(0 < 1, "There is no slot for us");
322 :
323 : static bool
324 0 : _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
325 : {
326 0 : mozilla::dom::XPathResult* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::XPathResult>(obj);
327 : // We don't want to preserve if we don't have a wrapper, and we
328 : // obviously can't preserve if we're not initialized.
329 0 : if (self && self->GetWrapperPreserveColor()) {
330 0 : PreserveWrapper(self);
331 : }
332 0 : return true;
333 : }
334 :
335 : static void
336 0 : _finalize(js::FreeOp* fop, JSObject* obj)
337 : {
338 0 : mozilla::dom::XPathResult* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::XPathResult>(obj);
339 0 : if (self) {
340 0 : ClearWrapper(self, self, obj);
341 0 : AddForDeferredFinalization<mozilla::dom::XPathResult>(self);
342 : }
343 0 : }
344 :
345 : static void
346 0 : _objectMoved(JSObject* obj, const JSObject* old)
347 : {
348 0 : mozilla::dom::XPathResult* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::XPathResult>(obj);
349 0 : if (self) {
350 0 : UpdateWrapper(self, self, obj, old);
351 : }
352 0 : }
353 :
354 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
355 : #if defined(__clang__)
356 : #pragma clang diagnostic push
357 : #pragma clang diagnostic ignored "-Wmissing-braces"
358 : #endif
359 : static const JSFunctionSpec sMethods_specs[] = {
360 : JS_FNSPEC("iterateNext", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&iterateNext_methodinfo), 0, JSPROP_ENUMERATE, nullptr),
361 : JS_FNSPEC("snapshotItem", GenericBindingMethod, reinterpret_cast<const JSJitInfo*>(&snapshotItem_methodinfo), 1, JSPROP_ENUMERATE, nullptr),
362 : JS_FS_END
363 : };
364 : #if defined(__clang__)
365 : #pragma clang diagnostic pop
366 : #endif
367 :
368 :
369 : // Can't be const because the pref-enabled boolean needs to be writable
370 : static Prefable<const JSFunctionSpec> sMethods[] = {
371 : { nullptr, &sMethods_specs[0] },
372 : { nullptr, nullptr }
373 : };
374 :
375 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
376 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
377 : static_assert(2 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
378 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
379 :
380 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
381 : #if defined(__clang__)
382 : #pragma clang diagnostic push
383 : #pragma clang diagnostic ignored "-Wmissing-braces"
384 : #endif
385 : static const JSPropertySpec sAttributes_specs[] = {
386 : { "resultType", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &resultType_getterinfo, nullptr, nullptr },
387 : { "numberValue", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &numberValue_getterinfo, nullptr, nullptr },
388 : { "stringValue", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &stringValue_getterinfo, nullptr, nullptr },
389 : { "booleanValue", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &booleanValue_getterinfo, nullptr, nullptr },
390 : { "singleNodeValue", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &singleNodeValue_getterinfo, nullptr, nullptr },
391 : { "invalidIteratorState", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &invalidIteratorState_getterinfo, nullptr, nullptr },
392 : { "snapshotLength", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &snapshotLength_getterinfo, nullptr, nullptr },
393 : { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
394 : };
395 : #if defined(__clang__)
396 : #pragma clang diagnostic pop
397 : #endif
398 :
399 :
400 : // Can't be const because the pref-enabled boolean needs to be writable
401 : static Prefable<const JSPropertySpec> sAttributes[] = {
402 : { nullptr, &sAttributes_specs[0] },
403 : { nullptr, nullptr }
404 : };
405 :
406 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
407 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
408 : static_assert(7 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
409 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
410 :
411 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
412 : #if defined(__clang__)
413 : #pragma clang diagnostic push
414 : #pragma clang diagnostic ignored "-Wmissing-braces"
415 : #endif
416 : static const ConstantSpec sConstants_specs[] = {
417 : { "ANY_TYPE", JS::Int32Value(0) },
418 : { "NUMBER_TYPE", JS::Int32Value(1) },
419 : { "STRING_TYPE", JS::Int32Value(2) },
420 : { "BOOLEAN_TYPE", JS::Int32Value(3) },
421 : { "UNORDERED_NODE_ITERATOR_TYPE", JS::Int32Value(4) },
422 : { "ORDERED_NODE_ITERATOR_TYPE", JS::Int32Value(5) },
423 : { "UNORDERED_NODE_SNAPSHOT_TYPE", JS::Int32Value(6) },
424 : { "ORDERED_NODE_SNAPSHOT_TYPE", JS::Int32Value(7) },
425 : { "ANY_UNORDERED_NODE_TYPE", JS::Int32Value(8) },
426 : { "FIRST_ORDERED_NODE_TYPE", JS::Int32Value(9) },
427 : { 0, JS::UndefinedValue() }
428 : };
429 : #if defined(__clang__)
430 : #pragma clang diagnostic pop
431 : #endif
432 :
433 :
434 : // Can't be const because the pref-enabled boolean needs to be writable
435 : static Prefable<const ConstantSpec> sConstants[] = {
436 : { nullptr, &sConstants_specs[0] },
437 : { nullptr, nullptr }
438 : };
439 :
440 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
441 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
442 : static_assert(10 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
443 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
444 :
445 :
446 : static uint16_t sNativeProperties_sortedPropertyIndices[19];
447 : static PropertyInfo sNativeProperties_propertyInfos[19];
448 :
449 : static const NativePropertiesN<3> sNativeProperties = {
450 : false, 0,
451 : false, 0,
452 : true, 0 /* sMethods */,
453 : true, 1 /* sAttributes */,
454 : false, 0,
455 : false, 0,
456 : true, 2 /* sConstants */,
457 : -1,
458 : 19,
459 : sNativeProperties_sortedPropertyIndices,
460 : {
461 : { sMethods, &sNativeProperties_propertyInfos[0] },
462 : { sAttributes, &sNativeProperties_propertyInfos[2] },
463 : { sConstants, &sNativeProperties_propertyInfos[9] }
464 : }
465 : };
466 : static_assert(19 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
467 : "We have a property info count that is oversized");
468 :
469 : static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
470 : {
471 : "Function",
472 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
473 : &sBoringInterfaceObjectClassClassOps,
474 : JS_NULL_CLASS_SPEC,
475 : JS_NULL_CLASS_EXT,
476 : &sInterfaceObjectClassObjectOps
477 : },
478 : eInterface,
479 : true,
480 : prototypes::id::XPathResult,
481 : PrototypeTraits<prototypes::id::XPathResult>::Depth,
482 : sNativePropertyHooks,
483 : "function XPathResult() {\n [native code]\n}",
484 : JS::GetRealmFunctionPrototype
485 : };
486 :
487 : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
488 : {
489 : "XPathResultPrototype",
490 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE),
491 : JS_NULL_CLASS_OPS,
492 : JS_NULL_CLASS_SPEC,
493 : JS_NULL_CLASS_EXT,
494 : JS_NULL_OBJECT_OPS
495 : },
496 : eInterfacePrototype,
497 : false,
498 : prototypes::id::XPathResult,
499 : PrototypeTraits<prototypes::id::XPathResult>::Depth,
500 : sNativePropertyHooks,
501 : "[object XPathResultPrototype]",
502 : JS::GetRealmObjectPrototype
503 : };
504 :
505 : JSObject*
506 0 : DefineDOMInterface(JSContext* aCx, JS::Handle<JSObject*> aGlobal, JS::Handle<jsid> id, bool aDefineOnGlobal)
507 : {
508 0 : return GetConstructorObjectHandle(aCx, aDefineOnGlobal);
509 : }
510 :
511 : static const js::ClassOps sClassOps = {
512 : _addProperty, /* addProperty */
513 : nullptr, /* delProperty */
514 : nullptr, /* getProperty */
515 : nullptr, /* setProperty */
516 : nullptr, /* enumerate */
517 : nullptr, /* newEnumerate */
518 : nullptr, /* resolve */
519 : nullptr, /* mayResolve */
520 : _finalize, /* finalize */
521 : nullptr, /* call */
522 : nullptr, /* hasInstance */
523 : nullptr, /* construct */
524 : nullptr, /* trace */
525 : };
526 :
527 : static const js::ClassExtension sClassExtension = {
528 : nullptr, /* weakmapKeyDelegateOp */
529 : _objectMoved /* objectMovedOp */
530 : };
531 :
532 : static const DOMJSClass sClass = {
533 : { "XPathResult",
534 : JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1),
535 : &sClassOps,
536 : JS_NULL_CLASS_SPEC,
537 : &sClassExtension,
538 : JS_NULL_OBJECT_OPS
539 : },
540 : { prototypes::id::XPathResult, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
541 : IsBaseOf<nsISupports, mozilla::dom::XPathResult >::value,
542 : sNativePropertyHooks,
543 : FindAssociatedGlobalForNative<mozilla::dom::XPathResult>::Get,
544 : GetProtoObjectHandle,
545 : GetCCParticipant<mozilla::dom::XPathResult>::Get()
546 : };
547 : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
548 : "Must have the right minimal number of reserved slots.");
549 : static_assert(1 >= 1,
550 : "Must have enough reserved slots.");
551 :
552 : const JSClass*
553 0 : GetJSClass()
554 : {
555 0 : return sClass.ToJSClass();
556 : }
557 :
558 : bool
559 0 : Wrap(JSContext* aCx, mozilla::dom::XPathResult* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
560 : {
561 : MOZ_ASSERT(static_cast<mozilla::dom::XPathResult*>(aObject) ==
562 : reinterpret_cast<mozilla::dom::XPathResult*>(aObject),
563 : "Multiple inheritance for mozilla::dom::XPathResult is broken.");
564 0 : MOZ_ASSERT(ToSupportsIsCorrect(aObject));
565 0 : MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
566 0 : MOZ_ASSERT(!aCache->GetWrapper(),
567 : "You should probably not be using Wrap() directly; use "
568 : "GetOrCreateDOMReflector instead");
569 :
570 0 : MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
571 : "nsISupports must be on our primary inheritance chain");
572 :
573 0 : JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
574 0 : if (!global) {
575 0 : return false;
576 : }
577 0 : MOZ_ASSERT(JS_IsGlobalObject(global));
578 0 : MOZ_ASSERT(JS::ObjectIsNotGray(global));
579 :
580 : // That might have ended up wrapping us already, due to the wonders
581 : // of XBL. Check for that, and bail out as needed.
582 0 : aReflector.set(aCache->GetWrapper());
583 0 : if (aReflector) {
584 : #ifdef DEBUG
585 0 : binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
586 : #endif // DEBUG
587 0 : return true;
588 : }
589 :
590 0 : JSAutoCompartment ac(aCx, global);
591 0 : JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
592 0 : if (!canonicalProto) {
593 0 : return false;
594 : }
595 0 : JS::Rooted<JSObject*> proto(aCx);
596 0 : if (aGivenProto) {
597 0 : proto = aGivenProto;
598 : // Unfortunately, while aGivenProto was in the compartment of aCx
599 : // coming in, we changed compartments to that of "parent" so may need
600 : // to wrap the proto here.
601 0 : if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
602 0 : if (!JS_WrapObject(aCx, &proto)) {
603 0 : return false;
604 : }
605 : }
606 : } else {
607 0 : proto = canonicalProto;
608 : }
609 :
610 0 : BindingJSObjectCreator<mozilla::dom::XPathResult> creator(aCx);
611 0 : creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
612 0 : if (!aReflector) {
613 0 : return false;
614 : }
615 :
616 0 : aCache->SetWrapper(aReflector);
617 0 : creator.InitializationSucceeded();
618 :
619 0 : MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
620 : aCache->GetWrapperPreserveColor() == aReflector);
621 : // If proto != canonicalProto, we have to preserve our wrapper;
622 : // otherwise we won't be able to properly recreate it later, since
623 : // we won't know what proto to use. Note that we don't check
624 : // aGivenProto here, since it's entirely possible (and even
625 : // somewhat common) to have a non-null aGivenProto which is the
626 : // same as canonicalProto.
627 0 : if (proto != canonicalProto) {
628 0 : PreserveWrapper(aObject);
629 : }
630 :
631 0 : return true;
632 : }
633 :
634 : const NativePropertyHooks sNativePropertyHooks[] = { {
635 : nullptr,
636 : nullptr,
637 : nullptr,
638 : { sNativeProperties.Upcast(), nullptr },
639 : prototypes::id::XPathResult,
640 : constructors::id::XPathResult,
641 : nullptr,
642 : &DefaultXrayExpandoObjectClass
643 : } };
644 :
645 : void
646 0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
647 : {
648 0 : JS::Rooted<JSObject*> parentProto(aCx, JS::GetRealmObjectPrototype(aCx));
649 0 : if (!parentProto) {
650 0 : return;
651 : }
652 :
653 0 : JS::Rooted<JSObject*> constructorProto(aCx, JS::GetRealmFunctionPrototype(aCx));
654 0 : if (!constructorProto) {
655 0 : return;
656 : }
657 :
658 : static bool sIdsInited = false;
659 0 : if (!sIdsInited && NS_IsMainThread()) {
660 0 : if (!InitIds(aCx, sNativeProperties.Upcast())) {
661 0 : return;
662 : }
663 0 : sIdsInited = true;
664 : }
665 :
666 0 : JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::XPathResult);
667 0 : JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::XPathResult);
668 0 : dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
669 : &sPrototypeClass.mBase, protoCache,
670 : constructorProto, &sInterfaceObjectClass.mBase, 0, nullptr,
671 : interfaceCache,
672 : sNativeProperties.Upcast(),
673 : nullptr,
674 : "XPathResult", aDefineOnGlobal,
675 : nullptr,
676 0 : false);
677 : }
678 :
679 : JS::Handle<JSObject*>
680 0 : GetProtoObjectHandle(JSContext* aCx)
681 : {
682 : /* Get the interface prototype object for this class. This will create the
683 : object as needed. */
684 0 : bool aDefineOnGlobal = true;
685 :
686 : /* Make sure our global is sane. Hopefully we can remove this sometime */
687 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
688 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
689 0 : return nullptr;
690 : }
691 :
692 : /* Check to see whether the interface objects are already installed */
693 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
694 0 : if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::XPathResult)) {
695 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
696 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
697 : }
698 :
699 : /*
700 : * The object might _still_ be null, but that's OK.
701 : *
702 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
703 : * traced by TraceProtoAndIfaceCache() and its contents are never
704 : * changed after they have been set.
705 : *
706 : * Calling address() avoids the read read barrier that does gray
707 : * unmarking, but it's not possible for the object to be gray here.
708 : */
709 :
710 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::XPathResult);
711 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
712 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
713 : }
714 :
715 : JS::Handle<JSObject*>
716 0 : GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal)
717 : {
718 : /* Get the interface object for this class. This will create the object as
719 : needed. */
720 :
721 : /* Make sure our global is sane. Hopefully we can remove this sometime */
722 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
723 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
724 0 : return nullptr;
725 : }
726 :
727 : /* Check to see whether the interface objects are already installed */
728 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
729 0 : if (!protoAndIfaceCache.HasEntryInSlot(constructors::id::XPathResult)) {
730 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
731 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
732 : }
733 :
734 : /*
735 : * The object might _still_ be null, but that's OK.
736 : *
737 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
738 : * traced by TraceProtoAndIfaceCache() and its contents are never
739 : * changed after they have been set.
740 : *
741 : * Calling address() avoids the read read barrier that does gray
742 : * unmarking, but it's not possible for the object to be gray here.
743 : */
744 :
745 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(constructors::id::XPathResult);
746 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
747 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
748 : }
749 :
750 : JSObject*
751 0 : GetConstructorObject(JSContext* aCx)
752 : {
753 0 : return GetConstructorObjectHandle(aCx);
754 : }
755 :
756 : } // namespace XPathResultBinding
757 :
758 :
759 :
760 : } // namespace dom
761 : } // namespace mozilla
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