Line data Source code
1 : /* THIS FILE IS AUTOGENERATED FROM RecordErrorEvent.webidl BY Codegen.py - DO NOT EDIT */
2 :
3 : #include "AtomList.h"
4 : #include "EventBinding.h"
5 : #include "RecordErrorEventBinding.h"
6 : #include "WrapperFactory.h"
7 : #include "mozilla/OwningNonNull.h"
8 : #include "mozilla/dom/BindingUtils.h"
9 : #include "mozilla/dom/DOMJSClass.h"
10 : #include "mozilla/dom/NonRefcountedDOMObject.h"
11 : #include "mozilla/dom/PrimitiveConversions.h"
12 : #include "mozilla/dom/RecordErrorEvent.h"
13 : #include "mozilla/dom/ScriptSettings.h"
14 : #include "mozilla/dom/SimpleGlobalObject.h"
15 : #include "mozilla/dom/XrayExpandoClass.h"
16 :
17 : namespace mozilla {
18 : namespace dom {
19 :
20 :
21 0 : RecordErrorEventInit::RecordErrorEventInit()
22 0 : : EventInit(FastDictionaryInitializer())
23 : {
24 : // Safe to pass a null context if we pass a null value
25 0 : Init(nullptr, JS::NullHandleValue);
26 0 : }
27 :
28 :
29 :
30 : bool
31 0 : RecordErrorEventInit::InitIds(JSContext* cx, RecordErrorEventInitAtoms* atomsCache)
32 : {
33 0 : MOZ_ASSERT(!*reinterpret_cast<jsid**>(atomsCache));
34 :
35 : // Initialize these in reverse order so that any failure leaves the first one
36 : // uninitialized.
37 0 : if (!atomsCache->name_id.init(cx, "name")) {
38 0 : return false;
39 : }
40 0 : return true;
41 : }
42 :
43 : bool
44 0 : RecordErrorEventInit::Init(JSContext* cx, JS::Handle<JS::Value> val, const char* sourceDescription, bool passedToJSImpl)
45 : {
46 : // Passing a null JSContext is OK only if we're initing from null,
47 : // Since in that case we will not have to do any property gets
48 : // Also evaluate isNullOrUndefined in order to avoid false-positive
49 : // checkers by static analysis tools
50 0 : MOZ_ASSERT_IF(!cx, val.isNull() && val.isNullOrUndefined());
51 0 : RecordErrorEventInitAtoms* atomsCache = nullptr;
52 0 : if (cx) {
53 0 : atomsCache = GetAtomCache<RecordErrorEventInitAtoms>(cx);
54 0 : if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
55 0 : return false;
56 : }
57 : }
58 :
59 : // Per spec, we init the parent's members first
60 0 : if (!EventInit::Init(cx, val)) {
61 0 : return false;
62 : }
63 :
64 0 : bool isNull = val.isNullOrUndefined();
65 : // We only need these if !isNull, in which case we have |cx|.
66 0 : Maybe<JS::Rooted<JSObject *> > object;
67 0 : Maybe<JS::Rooted<JS::Value> > temp;
68 0 : if (!isNull) {
69 0 : MOZ_ASSERT(cx);
70 0 : object.emplace(cx, &val.toObject());
71 0 : temp.emplace(cx);
72 : }
73 0 : if (!isNull) {
74 0 : if (!JS_GetPropertyById(cx, *object, atomsCache->name_id, temp.ptr())) {
75 0 : return false;
76 : }
77 : }
78 0 : if (!isNull && !temp->isUndefined()) {
79 0 : if (!ConvertJSValueToString(cx, temp.ref(), eStringify, eStringify, mName)) {
80 0 : return false;
81 : }
82 : } else {
83 : static const char16_t data[] = { 0 };
84 0 : mName.Rebind(data, ArrayLength(data) - 1);
85 : }
86 0 : mIsAnyMemberPresent = true;
87 0 : return true;
88 : }
89 :
90 : bool
91 0 : RecordErrorEventInit::Init(const nsAString& aJSON)
92 : {
93 0 : AutoJSAPI jsapi;
94 0 : JSObject* cleanGlobal = SimpleGlobalObject::Create(SimpleGlobalObject::GlobalType::BindingDetail);
95 0 : if (!cleanGlobal) {
96 0 : return false;
97 : }
98 0 : if (!jsapi.Init(cleanGlobal)) {
99 0 : return false;
100 : }
101 0 : JSContext* cx = jsapi.cx();
102 0 : JS::Rooted<JS::Value> json(cx);
103 0 : bool ok = ParseJSON(cx, aJSON, &json);
104 0 : NS_ENSURE_TRUE(ok, false);
105 0 : return Init(cx, json);
106 : }
107 :
108 : bool
109 0 : RecordErrorEventInit::ToObjectInternal(JSContext* cx, JS::MutableHandle<JS::Value> rval) const
110 : {
111 0 : RecordErrorEventInitAtoms* atomsCache = GetAtomCache<RecordErrorEventInitAtoms>(cx);
112 0 : if (!*reinterpret_cast<jsid**>(atomsCache) && !InitIds(cx, atomsCache)) {
113 0 : return false;
114 : }
115 :
116 : // Per spec, we define the parent's members first
117 0 : if (!EventInit::ToObjectInternal(cx, rval)) {
118 0 : return false;
119 : }
120 0 : JS::Rooted<JSObject*> obj(cx, &rval.toObject());
121 :
122 : do {
123 : // block for our 'break' successCode and scope for 'temp' and 'currentValue'
124 0 : JS::Rooted<JS::Value> temp(cx);
125 0 : nsString const & currentValue = mName;
126 0 : if (!xpc::NonVoidStringToJsval(cx, currentValue, &temp)) {
127 0 : return false;
128 : }
129 0 : if (!JS_DefinePropertyById(cx, obj, atomsCache->name_id, temp, JSPROP_ENUMERATE)) {
130 0 : return false;
131 : }
132 0 : break;
133 : } while(0);
134 :
135 0 : return true;
136 : }
137 :
138 : bool
139 0 : RecordErrorEventInit::ToJSON(nsAString& aJSON) const
140 : {
141 0 : AutoJSAPI jsapi;
142 0 : jsapi.Init();
143 0 : JSContext *cx = jsapi.cx();
144 : // It's safe to use UnprivilegedJunkScopeOrWorkerGlobal here
145 : // because we'll only be creating objects, in ways that have no
146 : // side-effects, followed by a call to JS::ToJSONMaybeSafely,
147 : // which likewise guarantees no side-effects for the sorts of
148 : // things we will pass it.
149 0 : JSAutoCompartment ac(cx, binding_detail::UnprivilegedJunkScopeOrWorkerGlobal());
150 0 : JS::Rooted<JS::Value> val(cx);
151 0 : if (!ToObjectInternal(cx, &val)) {
152 0 : return false;
153 : }
154 0 : JS::Rooted<JSObject*> obj(cx, &val.toObject());
155 0 : return StringifyToJSON(cx, obj, aJSON);
156 : }
157 :
158 : void
159 0 : RecordErrorEventInit::TraceDictionary(JSTracer* trc)
160 : {
161 0 : EventInit::TraceDictionary(trc);
162 0 : }
163 :
164 : RecordErrorEventInit&
165 0 : RecordErrorEventInit::operator=(const RecordErrorEventInit& aOther)
166 : {
167 0 : EventInit::operator=(aOther);
168 0 : mName = aOther.mName;
169 0 : return *this;
170 : }
171 :
172 : namespace binding_detail {
173 : } // namespace binding_detail
174 :
175 :
176 : namespace RecordErrorEventBinding {
177 :
178 : static_assert(IsRefcounted<NativeType>::value == IsRefcounted<EventBinding::NativeType>::value,
179 : "Can't inherit from an interface with a different ownership model.");
180 :
181 : static bool
182 0 : get_name(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::RecordErrorEvent* self, JSJitGetterCallArgs args)
183 : {
184 0 : DOMString result;
185 0 : self->GetName(result);
186 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
187 0 : if (!xpc::NonVoidStringToJsval(cx, result, args.rval())) {
188 0 : return false;
189 : }
190 0 : return true;
191 : }
192 :
193 : static const JSJitInfo name_getterinfo = {
194 : { (JSJitGetterOp)get_name },
195 : { prototypes::id::RecordErrorEvent },
196 : { PrototypeTraits<prototypes::id::RecordErrorEvent>::Depth },
197 : JSJitInfo::Getter,
198 : JSJitInfo::AliasEverything, /* aliasSet. Not relevant for setters. */
199 : JSVAL_TYPE_STRING, /* returnType. Not relevant for setters. */
200 : false, /* isInfallible. False in setters. */
201 : false, /* isMovable. Not relevant for setters. */
202 : false, /* isEliminatable. Not relevant for setters. */
203 : false, /* isAlwaysInSlot. Only relevant for getters. */
204 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
205 : false, /* isTypedMethod. Only relevant for methods. */
206 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
207 : };
208 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
209 : static_assert(0 < 1, "There is no slot for us");
210 :
211 : static bool
212 0 : get_isTrusted(JSContext* cx, JS::Handle<JSObject*> obj, mozilla::dom::RecordErrorEvent* self, JSJitGetterCallArgs args)
213 : {
214 0 : bool result(self->IsTrusted());
215 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
216 0 : args.rval().setBoolean(result);
217 0 : return true;
218 : }
219 :
220 : static const JSJitInfo isTrusted_getterinfo = {
221 : { (JSJitGetterOp)get_isTrusted },
222 : { prototypes::id::RecordErrorEvent },
223 : { PrototypeTraits<prototypes::id::RecordErrorEvent>::Depth },
224 : JSJitInfo::Getter,
225 : JSJitInfo::AliasDOMSets, /* aliasSet. Not relevant for setters. */
226 : JSVAL_TYPE_BOOLEAN, /* returnType. Not relevant for setters. */
227 : true, /* isInfallible. False in setters. */
228 : true, /* isMovable. Not relevant for setters. */
229 : true, /* isEliminatable. Not relevant for setters. */
230 : false, /* isAlwaysInSlot. Only relevant for getters. */
231 : false, /* isLazilyCachedInSlot. Only relevant for getters. */
232 : false, /* isTypedMethod. Only relevant for methods. */
233 : 0 /* Reserved slot index, if we're stored in a slot, else 0. */
234 : };
235 : static_assert(0 <= JSJitInfo::maxSlotIndex, "We won't fit");
236 : static_assert(0 < 1, "There is no slot for us");
237 :
238 : static bool
239 0 : _addProperty(JSContext* cx, JS::Handle<JSObject*> obj, JS::Handle<jsid> id, JS::Handle<JS::Value> val)
240 : {
241 0 : mozilla::dom::RecordErrorEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::RecordErrorEvent>(obj);
242 : // We don't want to preserve if we don't have a wrapper, and we
243 : // obviously can't preserve if we're not initialized.
244 0 : if (self && self->GetWrapperPreserveColor()) {
245 0 : PreserveWrapper(self);
246 : }
247 0 : return true;
248 : }
249 :
250 : static void
251 0 : _finalize(js::FreeOp* fop, JSObject* obj)
252 : {
253 0 : mozilla::dom::RecordErrorEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::RecordErrorEvent>(obj);
254 0 : if (self) {
255 0 : ClearWrapper(self, self, obj);
256 0 : AddForDeferredFinalization<mozilla::dom::RecordErrorEvent>(self);
257 : }
258 0 : }
259 :
260 : static void
261 0 : _objectMoved(JSObject* obj, const JSObject* old)
262 : {
263 0 : mozilla::dom::RecordErrorEvent* self = UnwrapPossiblyNotInitializedDOMObject<mozilla::dom::RecordErrorEvent>(obj);
264 0 : if (self) {
265 0 : UpdateWrapper(self, self, obj, old);
266 : }
267 0 : }
268 :
269 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
270 : #if defined(__clang__)
271 : #pragma clang diagnostic push
272 : #pragma clang diagnostic ignored "-Wmissing-braces"
273 : #endif
274 : static const JSPropertySpec sAttributes_specs[] = {
275 : { "name", JSPROP_SHARED | JSPROP_ENUMERATE, GenericBindingGetter, &name_getterinfo, nullptr, nullptr },
276 : { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
277 : };
278 : #if defined(__clang__)
279 : #pragma clang diagnostic pop
280 : #endif
281 :
282 :
283 : // Can't be const because the pref-enabled boolean needs to be writable
284 : static Prefable<const JSPropertySpec> sAttributes[] = {
285 : { nullptr, &sAttributes_specs[0] },
286 : { nullptr, nullptr }
287 : };
288 :
289 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
290 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
291 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
292 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
293 :
294 : // We deliberately use brace-elision to make Visual Studio produce better initalization code.
295 : #if defined(__clang__)
296 : #pragma clang diagnostic push
297 : #pragma clang diagnostic ignored "-Wmissing-braces"
298 : #endif
299 : static const JSPropertySpec sUnforgeableAttributes_specs[] = {
300 : { "isTrusted", JSPROP_SHARED | JSPROP_ENUMERATE | JSPROP_PERMANENT, GenericBindingGetter, &isTrusted_getterinfo, nullptr, nullptr },
301 : { nullptr, 0, nullptr, nullptr, nullptr, nullptr }
302 : };
303 : #if defined(__clang__)
304 : #pragma clang diagnostic pop
305 : #endif
306 :
307 :
308 : // Can't be const because the pref-enabled boolean needs to be writable
309 : static Prefable<const JSPropertySpec> sUnforgeableAttributes[] = {
310 : { nullptr, &sUnforgeableAttributes_specs[0] },
311 : { nullptr, nullptr }
312 : };
313 :
314 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_PREF_INDEX,
315 : "We have a prefable index that is >= (1 << NUM_BITS_PROPERTY_INFO_PREF_INDEX)");
316 : static_assert(1 <= 1ull << NUM_BITS_PROPERTY_INFO_SPEC_INDEX,
317 : "We have a spec index that is >= (1 << NUM_BITS_PROPERTY_INFO_SPEC_INDEX)");
318 :
319 :
320 : static uint16_t sNativeProperties_sortedPropertyIndices[2];
321 : static PropertyInfo sNativeProperties_propertyInfos[2];
322 :
323 : static const NativePropertiesN<2> sNativeProperties = {
324 : false, 0,
325 : false, 0,
326 : false, 0,
327 : true, 0 /* sAttributes */,
328 : false, 0,
329 : true, 1 /* sUnforgeableAttributes */,
330 : false, 0,
331 : -1,
332 : 2,
333 : sNativeProperties_sortedPropertyIndices,
334 : {
335 : { sAttributes, &sNativeProperties_propertyInfos[0] },
336 : { sUnforgeableAttributes, &sNativeProperties_propertyInfos[1] }
337 : }
338 : };
339 : static_assert(2 < 1ull << CHAR_BIT * sizeof(sNativeProperties.propertyInfoCount),
340 : "We have a property info count that is oversized");
341 :
342 : static bool
343 0 : _constructor(JSContext* cx, unsigned argc, JS::Value* vp)
344 : {
345 0 : JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
346 0 : JS::Rooted<JSObject*> obj(cx, &args.callee());
347 0 : if (!args.isConstructing()) {
348 : // XXXbz wish I could get the name from the callee instead of
349 : // Adding more relocations
350 0 : return ThrowConstructorWithoutNew(cx, "RecordErrorEvent");
351 : }
352 :
353 0 : GlobalObject global(cx, obj);
354 0 : if (global.Failed()) {
355 0 : return false;
356 : }
357 :
358 0 : JS::Rooted<JSObject*> desiredProto(cx);
359 0 : if (!GetDesiredProto(cx, args, &desiredProto)) {
360 0 : return false;
361 : }
362 :
363 0 : if (MOZ_UNLIKELY(args.length() < 1)) {
364 0 : return ThrowErrorMessage(cx, MSG_MISSING_ARGUMENTS, "RecordErrorEvent");
365 : }
366 0 : bool objIsXray = xpc::WrapperFactory::IsXrayWrapper(obj);
367 0 : binding_detail::FakeString arg0;
368 0 : if (!ConvertJSValueToString(cx, args[0], eStringify, eStringify, arg0)) {
369 0 : return false;
370 : }
371 0 : binding_detail::FastRecordErrorEventInit arg1;
372 0 : if (!arg1.Init(cx, (args.hasDefined(1)) ? args[1] : JS::NullHandleValue, "Argument 2 of RecordErrorEvent.constructor", false)) {
373 0 : return false;
374 : }
375 0 : Maybe<JSAutoCompartment> ac;
376 0 : if (objIsXray) {
377 0 : obj = js::CheckedUnwrap(obj);
378 0 : if (!obj) {
379 0 : return false;
380 : }
381 0 : ac.emplace(cx, obj);
382 0 : if (!JS_WrapObject(cx, &desiredProto)) {
383 0 : return false;
384 : }
385 : }
386 0 : binding_detail::FastErrorResult rv;
387 0 : auto result(StrongOrRawPtr<mozilla::dom::RecordErrorEvent>(mozilla::dom::RecordErrorEvent::Constructor(global, NonNullHelper(Constify(arg0)), Constify(arg1), rv)));
388 0 : if (MOZ_UNLIKELY(rv.MaybeSetPendingException(cx))) {
389 0 : return false;
390 : }
391 0 : MOZ_ASSERT(!JS_IsExceptionPending(cx));
392 : static_assert(!IsPointer<decltype(result)>::value,
393 : "NewObject implies that we need to keep the object alive with a strong reference.");
394 0 : if (!GetOrCreateDOMReflector(cx, result, args.rval(), desiredProto)) {
395 0 : MOZ_ASSERT(true || JS_IsExceptionPending(cx));
396 0 : return false;
397 : }
398 0 : return true;
399 : }
400 :
401 : static const js::ClassOps sInterfaceObjectClassOps = {
402 : nullptr, /* addProperty */
403 : nullptr, /* delProperty */
404 : nullptr, /* getProperty */
405 : nullptr, /* setProperty */
406 : nullptr, /* enumerate */
407 : nullptr, /* newEnumerate */
408 : nullptr, /* resolve */
409 : nullptr, /* mayResolve */
410 : nullptr, /* finalize */
411 : _constructor, /* call */
412 : nullptr, /* hasInstance */
413 : _constructor, /* construct */
414 : nullptr, /* trace */
415 : };
416 :
417 : static const DOMIfaceAndProtoJSClass sInterfaceObjectClass = {
418 : {
419 : "Function",
420 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_SLOTS_BASE),
421 : &sInterfaceObjectClassOps,
422 : JS_NULL_CLASS_SPEC,
423 : JS_NULL_CLASS_EXT,
424 : &sInterfaceObjectClassObjectOps
425 : },
426 : eInterface,
427 : true,
428 : prototypes::id::RecordErrorEvent,
429 : PrototypeTraits<prototypes::id::RecordErrorEvent>::Depth,
430 : sNativePropertyHooks,
431 : "function RecordErrorEvent() {\n [native code]\n}",
432 : EventBinding::GetConstructorObject
433 : };
434 :
435 : static const DOMIfaceAndProtoJSClass sPrototypeClass = {
436 : {
437 : "RecordErrorEventPrototype",
438 : JSCLASS_IS_DOMIFACEANDPROTOJSCLASS | JSCLASS_HAS_RESERVED_SLOTS(DOM_INTERFACE_PROTO_SLOTS_BASE + 1 /* slot for the JSObject holding the unforgeable properties */),
439 : JS_NULL_CLASS_OPS,
440 : JS_NULL_CLASS_SPEC,
441 : JS_NULL_CLASS_EXT,
442 : JS_NULL_OBJECT_OPS
443 : },
444 : eInterfacePrototype,
445 : false,
446 : prototypes::id::RecordErrorEvent,
447 : PrototypeTraits<prototypes::id::RecordErrorEvent>::Depth,
448 : sNativePropertyHooks,
449 : "[object RecordErrorEventPrototype]",
450 : EventBinding::GetProtoObject
451 : };
452 :
453 : JSObject*
454 0 : DefineDOMInterface(JSContext* aCx, JS::Handle<JSObject*> aGlobal, JS::Handle<jsid> id, bool aDefineOnGlobal)
455 : {
456 0 : return GetConstructorObjectHandle(aCx, aDefineOnGlobal);
457 : }
458 :
459 : static const js::ClassOps sClassOps = {
460 : _addProperty, /* addProperty */
461 : nullptr, /* delProperty */
462 : nullptr, /* getProperty */
463 : nullptr, /* setProperty */
464 : nullptr, /* enumerate */
465 : nullptr, /* newEnumerate */
466 : nullptr, /* resolve */
467 : nullptr, /* mayResolve */
468 : _finalize, /* finalize */
469 : nullptr, /* call */
470 : nullptr, /* hasInstance */
471 : nullptr, /* construct */
472 : nullptr, /* trace */
473 : };
474 :
475 : static const js::ClassExtension sClassExtension = {
476 : nullptr, /* weakmapKeyDelegateOp */
477 : _objectMoved /* objectMovedOp */
478 : };
479 :
480 : static const DOMJSClass sClass = {
481 : { "RecordErrorEvent",
482 : JSCLASS_IS_DOMJSCLASS | JSCLASS_FOREGROUND_FINALIZE | JSCLASS_HAS_RESERVED_SLOTS(1) | JSCLASS_SKIP_NURSERY_FINALIZE,
483 : &sClassOps,
484 : JS_NULL_CLASS_SPEC,
485 : &sClassExtension,
486 : JS_NULL_OBJECT_OPS
487 : },
488 : { prototypes::id::Event, prototypes::id::RecordErrorEvent, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count, prototypes::id::_ID_Count },
489 : IsBaseOf<nsISupports, mozilla::dom::RecordErrorEvent >::value,
490 : sNativePropertyHooks,
491 : FindAssociatedGlobalForNative<mozilla::dom::RecordErrorEvent>::Get,
492 : GetProtoObjectHandle,
493 : GetCCParticipant<mozilla::dom::RecordErrorEvent>::Get()
494 : };
495 : static_assert(1 == DOM_INSTANCE_RESERVED_SLOTS,
496 : "Must have the right minimal number of reserved slots.");
497 : static_assert(1 >= 1,
498 : "Must have enough reserved slots.");
499 :
500 : const JSClass*
501 0 : GetJSClass()
502 : {
503 0 : return sClass.ToJSClass();
504 : }
505 :
506 : bool
507 0 : Wrap(JSContext* aCx, mozilla::dom::RecordErrorEvent* aObject, nsWrapperCache* aCache, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
508 : {
509 : MOZ_ASSERT(static_cast<mozilla::dom::RecordErrorEvent*>(aObject) ==
510 : reinterpret_cast<mozilla::dom::RecordErrorEvent*>(aObject),
511 : "Multiple inheritance for mozilla::dom::RecordErrorEvent is broken.");
512 : MOZ_ASSERT(static_cast<mozilla::dom::Event*>(aObject) ==
513 : reinterpret_cast<mozilla::dom::Event*>(aObject),
514 : "Multiple inheritance for mozilla::dom::Event is broken.");
515 0 : MOZ_ASSERT(ToSupportsIsCorrect(aObject));
516 0 : MOZ_ASSERT_IF(aGivenProto, js::IsObjectInContextCompartment(aGivenProto, aCx));
517 0 : MOZ_ASSERT(!aCache->GetWrapper(),
518 : "You should probably not be using Wrap() directly; use "
519 : "GetOrCreateDOMReflector instead");
520 :
521 0 : MOZ_ASSERT(ToSupportsIsOnPrimaryInheritanceChain(aObject, aCache),
522 : "nsISupports must be on our primary inheritance chain");
523 :
524 0 : JS::Rooted<JSObject*> global(aCx, FindAssociatedGlobal(aCx, aObject->GetParentObject()));
525 0 : if (!global) {
526 0 : return false;
527 : }
528 0 : MOZ_ASSERT(JS_IsGlobalObject(global));
529 0 : MOZ_ASSERT(JS::ObjectIsNotGray(global));
530 :
531 : // That might have ended up wrapping us already, due to the wonders
532 : // of XBL. Check for that, and bail out as needed.
533 0 : aReflector.set(aCache->GetWrapper());
534 0 : if (aReflector) {
535 : #ifdef DEBUG
536 0 : binding_detail::AssertReflectorHasGivenProto(aCx, aReflector, aGivenProto);
537 : #endif // DEBUG
538 0 : return true;
539 : }
540 :
541 0 : JSAutoCompartment ac(aCx, global);
542 0 : JS::Handle<JSObject*> canonicalProto = GetProtoObjectHandle(aCx);
543 0 : if (!canonicalProto) {
544 0 : return false;
545 : }
546 0 : JS::Rooted<JSObject*> proto(aCx);
547 0 : if (aGivenProto) {
548 0 : proto = aGivenProto;
549 : // Unfortunately, while aGivenProto was in the compartment of aCx
550 : // coming in, we changed compartments to that of "parent" so may need
551 : // to wrap the proto here.
552 0 : if (js::GetContextCompartment(aCx) != js::GetObjectCompartment(proto)) {
553 0 : if (!JS_WrapObject(aCx, &proto)) {
554 0 : return false;
555 : }
556 : }
557 : } else {
558 0 : proto = canonicalProto;
559 : }
560 :
561 0 : BindingJSObjectCreator<mozilla::dom::RecordErrorEvent> creator(aCx);
562 0 : creator.CreateObject(aCx, sClass.ToJSClass(), proto, aObject, aReflector);
563 0 : if (!aReflector) {
564 0 : return false;
565 : }
566 :
567 0 : aCache->SetWrapper(aReflector);
568 :
569 : // Important: do unforgeable property setup after we have handed
570 : // over ownership of the C++ object to obj as needed, so that if
571 : // we fail and it ends up GCed it won't have problems in the
572 : // finalizer trying to drop its ownership of the C++ object.
573 : JS::Rooted<JSObject*> unforgeableHolder(aCx,
574 0 : &js::GetReservedSlot(canonicalProto, DOM_INTERFACE_PROTO_SLOTS_BASE).toObject());
575 0 : if (!JS_InitializePropertiesFromCompatibleNativeObject(aCx, aReflector, unforgeableHolder)) {
576 0 : aCache->ReleaseWrapper(aObject);
577 0 : aCache->ClearWrapper();
578 0 : return false;
579 : }
580 0 : creator.InitializationSucceeded();
581 :
582 0 : MOZ_ASSERT(aCache->GetWrapperPreserveColor() &&
583 : aCache->GetWrapperPreserveColor() == aReflector);
584 : // If proto != canonicalProto, we have to preserve our wrapper;
585 : // otherwise we won't be able to properly recreate it later, since
586 : // we won't know what proto to use. Note that we don't check
587 : // aGivenProto here, since it's entirely possible (and even
588 : // somewhat common) to have a non-null aGivenProto which is the
589 : // same as canonicalProto.
590 0 : if (proto != canonicalProto) {
591 0 : PreserveWrapper(aObject);
592 : }
593 :
594 0 : return true;
595 : }
596 :
597 : const NativePropertyHooks sNativePropertyHooks[] = { {
598 : nullptr,
599 : nullptr,
600 : nullptr,
601 : { sNativeProperties.Upcast(), nullptr },
602 : prototypes::id::RecordErrorEvent,
603 : constructors::id::RecordErrorEvent,
604 : EventBinding::sNativePropertyHooks,
605 : &DefaultXrayExpandoObjectClass
606 : } };
607 :
608 : void
609 0 : CreateInterfaceObjects(JSContext* aCx, JS::Handle<JSObject*> aGlobal, ProtoAndIfaceCache& aProtoAndIfaceCache, bool aDefineOnGlobal)
610 : {
611 0 : JS::Handle<JSObject*> parentProto(EventBinding::GetProtoObjectHandle(aCx));
612 0 : if (!parentProto) {
613 0 : return;
614 : }
615 :
616 0 : JS::Handle<JSObject*> constructorProto(EventBinding::GetConstructorObjectHandle(aCx));
617 0 : if (!constructorProto) {
618 0 : return;
619 : }
620 :
621 : static bool sIdsInited = false;
622 0 : if (!sIdsInited && NS_IsMainThread()) {
623 0 : if (!InitIds(aCx, sNativeProperties.Upcast())) {
624 0 : return;
625 : }
626 0 : sIdsInited = true;
627 : }
628 :
629 0 : JS::Heap<JSObject*>* protoCache = &aProtoAndIfaceCache.EntrySlotOrCreate(prototypes::id::RecordErrorEvent);
630 0 : JS::Heap<JSObject*>* interfaceCache = &aProtoAndIfaceCache.EntrySlotOrCreate(constructors::id::RecordErrorEvent);
631 0 : dom::CreateInterfaceObjects(aCx, aGlobal, parentProto,
632 : &sPrototypeClass.mBase, protoCache,
633 : constructorProto, &sInterfaceObjectClass.mBase, 1, nullptr,
634 : interfaceCache,
635 : sNativeProperties.Upcast(),
636 : nullptr,
637 : "RecordErrorEvent", aDefineOnGlobal,
638 : nullptr,
639 0 : false);
640 :
641 0 : JS::Rooted<JSObject*> unforgeableHolder(aCx);
642 : {
643 0 : JS::Rooted<JSObject*> holderProto(aCx, *protoCache);
644 0 : unforgeableHolder = JS_NewObjectWithoutMetadata(aCx, sClass.ToJSClass(), holderProto);
645 0 : if (!unforgeableHolder) {
646 0 : *protoCache = nullptr;
647 0 : if (interfaceCache) {
648 0 : *interfaceCache = nullptr;
649 : }
650 0 : return;
651 : }
652 : }
653 :
654 0 : if (!DefineUnforgeableAttributes(aCx, unforgeableHolder, sUnforgeableAttributes)) {
655 0 : *protoCache = nullptr;
656 0 : if (interfaceCache) {
657 0 : *interfaceCache = nullptr;
658 : }
659 0 : return;
660 : }
661 :
662 0 : if (*protoCache) {
663 0 : js::SetReservedSlot(*protoCache, DOM_INTERFACE_PROTO_SLOTS_BASE,
664 0 : JS::ObjectValue(*unforgeableHolder));
665 : }
666 : }
667 :
668 : JS::Handle<JSObject*>
669 0 : GetProtoObjectHandle(JSContext* aCx)
670 : {
671 : /* Get the interface prototype object for this class. This will create the
672 : object as needed. */
673 0 : bool aDefineOnGlobal = true;
674 :
675 : /* Make sure our global is sane. Hopefully we can remove this sometime */
676 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
677 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
678 0 : return nullptr;
679 : }
680 :
681 : /* Check to see whether the interface objects are already installed */
682 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
683 0 : if (!protoAndIfaceCache.HasEntryInSlot(prototypes::id::RecordErrorEvent)) {
684 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
685 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
686 : }
687 :
688 : /*
689 : * The object might _still_ be null, but that's OK.
690 : *
691 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
692 : * traced by TraceProtoAndIfaceCache() and its contents are never
693 : * changed after they have been set.
694 : *
695 : * Calling address() avoids the read read barrier that does gray
696 : * unmarking, but it's not possible for the object to be gray here.
697 : */
698 :
699 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(prototypes::id::RecordErrorEvent);
700 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
701 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
702 : }
703 :
704 : JS::Handle<JSObject*>
705 0 : GetConstructorObjectHandle(JSContext* aCx, bool aDefineOnGlobal)
706 : {
707 : /* Get the interface object for this class. This will create the object as
708 : needed. */
709 :
710 : /* Make sure our global is sane. Hopefully we can remove this sometime */
711 0 : JSObject* global = JS::CurrentGlobalOrNull(aCx);
712 0 : if (!(js::GetObjectClass(global)->flags & JSCLASS_DOM_GLOBAL)) {
713 0 : return nullptr;
714 : }
715 :
716 : /* Check to see whether the interface objects are already installed */
717 0 : ProtoAndIfaceCache& protoAndIfaceCache = *GetProtoAndIfaceCache(global);
718 0 : if (!protoAndIfaceCache.HasEntryInSlot(constructors::id::RecordErrorEvent)) {
719 0 : JS::Rooted<JSObject*> rootedGlobal(aCx, global);
720 0 : CreateInterfaceObjects(aCx, rootedGlobal, protoAndIfaceCache, aDefineOnGlobal);
721 : }
722 :
723 : /*
724 : * The object might _still_ be null, but that's OK.
725 : *
726 : * Calling fromMarkedLocation() is safe because protoAndIfaceCache is
727 : * traced by TraceProtoAndIfaceCache() and its contents are never
728 : * changed after they have been set.
729 : *
730 : * Calling address() avoids the read read barrier that does gray
731 : * unmarking, but it's not possible for the object to be gray here.
732 : */
733 :
734 0 : const JS::Heap<JSObject*>& entrySlot = protoAndIfaceCache.EntrySlotMustExist(constructors::id::RecordErrorEvent);
735 0 : MOZ_ASSERT(JS::ObjectIsNotGray(entrySlot));
736 0 : return JS::Handle<JSObject*>::fromMarkedLocation(entrySlot.address());
737 : }
738 :
739 : JSObject*
740 0 : GetConstructorObject(JSContext* aCx)
741 : {
742 0 : return GetConstructorObjectHandle(aCx);
743 : }
744 :
745 : } // namespace RecordErrorEventBinding
746 :
747 :
748 :
749 : } // namespace dom
750 : } // namespace mozilla
|
