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Unified Diff: src/objects.cc

Issue 1126103006: Provide accessor for object internal properties that doesn't require debugger to be active (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 7 months ago
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Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index 9a5353fe630eaba44fecc4d3ce558c1babd343d5..ba7eebb6a71c202531e155080e67bc7fbd6257d4 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -112,6 +112,20 @@ bool Object::IsCallable() const {
}
+bool Object::IsPromise(Handle<Object> object) {
+ if (!object->IsJSObject()) return false;
+ auto js_object = Handle<JSObject>::cast(object);
+ // Promises can't have access checks.
+ if (js_object->map()->is_access_check_needed()) return false;
+ auto isolate = js_object->GetIsolate();
+ // TODO(dcarney): this should just be read from the symbol registry so as not
+ // to be context dependent.
+ auto key = isolate->promise_status();
+ // Shouldn't be possible to throw here.
+ return JSObject::HasRealNamedProperty(js_object, key).FromJust();
+}
+
+
MaybeHandle<Object> Object::GetProperty(LookupIterator* it) {
for (; it->IsFound(); it->Next()) {
switch (it->state()) {
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