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LibJS: Convert SetIterator.prototype to be a PrototypeObject

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This commit is contained in:
Timothy Flynn 2021-09-11 15:40:26 -04:00 • committed by Andreas Kling
parent 75d5c17aec
commit f195cb41a8
2 changed files with 14 additions and 17 deletions
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24
Userland/Libraries/LibJS/Runtime/SetIteratorPrototype.cpp
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@ -9,13 +9,12 @@
#include <LibJS/Runtime/Error.h>
#include <LibJS/Runtime/GlobalObject.h>
#include <LibJS/Runtime/IteratorOperations.h>
#include <LibJS/Runtime/SetIterator.h>
#include <LibJS/Runtime/SetIteratorPrototype.h>
namespace JS {
SetIteratorPrototype::SetIteratorPrototype(GlobalObject& global_object)
: Object(*global_object.iterator_prototype())
: PrototypeObject(*global_object.iterator_prototype())
{
}
@ -37,27 +36,24 @@ SetIteratorPrototype::~SetIteratorPrototype()
// 24.2.5.2.1 %SetIteratorPrototype%.next ( ), https://tc39.es/ecma262/#sec-%setiteratorprototype%.next
JS_DEFINE_NATIVE_FUNCTION(SetIteratorPrototype::next)
{
auto this_value = vm.this_value(global_object);
if (!this_value.is_object() || !is<SetIterator>(this_value.as_object())) {
vm.throw_exception<TypeError>(global_object, ErrorType::NotAnObjectOfType, "Set Iterator");
auto* set_iterator = typed_this_value(global_object);
if (vm.exception())
return {};
}
auto& set_iterator = static_cast<SetIterator&>(this_value.as_object());
if (set_iterator.done())
if (set_iterator->done())
return create_iterator_result_object(global_object, js_undefined(), true);
auto& set = set_iterator.set();
if (set_iterator.m_iterator == set.values().end()) {
set_iterator.m_done = true;
auto& set = set_iterator->set();
if (set_iterator->m_iterator == set.values().end()) {
set_iterator->m_done = true;
return create_iterator_result_object(global_object, js_undefined(), true);
}
auto iteration_kind = set_iterator.iteration_kind();
auto iteration_kind = set_iterator->iteration_kind();
VERIFY(iteration_kind != Object::PropertyKind::Key);
auto value = *set_iterator.m_iterator;
++set_iterator.m_iterator;
auto value = *set_iterator->m_iterator;
++set_iterator->m_iterator;
if (iteration_kind == Object::PropertyKind::Value)
return create_iterator_result_object(global_object, value, false);

7
Userland/Libraries/LibJS/Runtime/SetIteratorPrototype.h
View file

@ -6,12 +6,13 @@
#pragma once
#include <LibJS/Runtime/Object.h>
#include <LibJS/Runtime/PrototypeObject.h>
#include <LibJS/Runtime/SetIterator.h>
namespace JS {
class SetIteratorPrototype final : public Object {
JS_OBJECT(SetIteratorPrototype, Object)
class SetIteratorPrototype final : public PrototypeObject<SetIteratorPrototype, SetIterator> {
JS_PROTOTYPE_OBJECT(SetIteratorPrototype, SetIterator, SetIterator);
public:
SetIteratorPrototype(GlobalObject&);