blob: 3f44a93a8465bbfef5efe462e7c6462627369761 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/core/events/promise_rejection_event.h"
#include "third_party/blink/renderer/bindings/core/v8/v8_promise_rejection_event_init.h"
#include "third_party/blink/renderer/core/event_interface_names.h"
#include "third_party/blink/renderer/platform/bindings/dom_wrapper_world.h"
namespace blink {
PromiseRejectionEvent::PromiseRejectionEvent(
ScriptState* script_state,
const AtomicString& type,
const PromiseRejectionEventInit* initializer)
: Event(type, initializer), world_(&script_state->World()) {
DCHECK(initializer->hasPromise());
promise_.Set(initializer->promise().GetIsolate(),
initializer->promise().V8Value());
if (initializer->hasReason()) {
reason_.Set(script_state->GetIsolate(), initializer->reason().V8Value());
}
}
PromiseRejectionEvent::~PromiseRejectionEvent() = default;
ScriptPromise PromiseRejectionEvent::promise(ScriptState* script_state) const {
// Return null when the promise is accessed by a different world than the
// world that created the promise.
if (!CanBeDispatchedInWorld(script_state->World()))
return ScriptPromise();
return ScriptPromise(script_state,
promise_.NewLocal(script_state->GetIsolate()));
}
ScriptValue PromiseRejectionEvent::reason(ScriptState* script_state) const {
// Return undefined when the value is accessed by a different world than the
// world that created the value.
if (reason_.IsEmpty() || !CanBeDispatchedInWorld(script_state->World())) {
return ScriptValue(script_state->GetIsolate(),
v8::Undefined(script_state->GetIsolate()));
}
return ScriptValue(script_state->GetIsolate(),
reason_.NewLocal(script_state->GetIsolate()));
}
const AtomicString& PromiseRejectionEvent::InterfaceName() const {
return event_interface_names::kPromiseRejectionEvent;
}
bool PromiseRejectionEvent::CanBeDispatchedInWorld(
const DOMWrapperWorld& world) const {
DCHECK(world_);
return world_->GetWorldId() == world.GetWorldId();
}
void PromiseRejectionEvent::Trace(Visitor* visitor) {
visitor->Trace(promise_);
visitor->Trace(reason_);
Event::Trace(visitor);
}
} // namespace blink
|