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Part 1: Implement ES6 function name property semantics

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Issue #78
This commit is contained in:
janekptacijarabaci 2018-03-19 15:47:10 +01:00 • committed by Roy Tam
commit 748c69d7fd
30 changed files with 750 additions and 81 deletions
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8
js/src/vm/SelfHosting.cpp
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@ -2878,7 +2878,7 @@ CloneObject(JSContext* cx, HandleNativeObject selfHostedObject)
RootedObject clone(cx);
if (selfHostedObject->is<JSFunction>()) {
RootedFunction selfHostedFunction(cx, &selfHostedObject->as<JSFunction>());
bool hasName = selfHostedFunction->name() != nullptr;
bool hasName = selfHostedFunction->explicitName() != nullptr;
// Arrow functions use the first extended slot for their lexical |this| value.
MOZ_ASSERT(!selfHostedFunction->isArrow());
@ -2894,7 +2894,7 @@ CloneObject(JSContext* cx, HandleNativeObject selfHostedObject)
// self-hosting compartment has to be stored on the clone.
if (clone && hasName) {
clone->as<JSFunction>().setExtendedSlot(LAZY_FUNCTION_NAME_SLOT,
StringValue(selfHostedFunction->name()));
StringValue(selfHostedFunction->explicitName()));
}
} else if (selfHostedObject->is<RegExpObject>()) {
RegExpObject& reobj = selfHostedObject->as<RegExpObject>();
@ -2977,10 +2977,10 @@ JSRuntime::createLazySelfHostedFunctionClone(JSContext* cx, HandlePropertyName s
return false;
if (!selfHostedFun->isClassConstructor() && !selfHostedFun->hasGuessedAtom() &&
selfHostedFun->name() != selfHostedName)
selfHostedFun->explicitName() != selfHostedName)
{
MOZ_ASSERT(selfHostedFun->getExtendedSlot(HAS_SELFHOSTED_CANONICAL_NAME_SLOT).toBoolean());
funName = selfHostedFun->name();
funName = selfHostedFun->explicitName();
}
fun.set(NewScriptedFunction(cx, nargs, JSFunction::INTERPRETED_LAZY,