LibJS: Replace boolean without_side_effects parameters with an enum

This commit is contained in:
Idan Horowitz 2021-06-17 03:12:41 +03:00 committed by Andreas Kling
parent 864beb0bd5
commit dcb55db99b
Notes: sideshowbarker 2024-07-18 12:07:43 +09:00
16 changed files with 56 additions and 51 deletions

View file

@ -101,7 +101,7 @@ SheetGlobalObject::~SheetGlobalObject()
{
}
JS::Value SheetGlobalObject::get(const JS::PropertyName& name, JS::Value receiver, bool without_side_effects) const
JS::Value SheetGlobalObject::get(const JS::PropertyName& name, JS::Value receiver, JS::AllowSideEffects allow_side_effects) const
{
if (name.is_string()) {
if (name.as_string() == "value") {
@ -117,7 +117,7 @@ JS::Value SheetGlobalObject::get(const JS::PropertyName& name, JS::Value receive
}
}
return GlobalObject::get(name, receiver, without_side_effects);
return GlobalObject::get(name, receiver, allow_side_effects);
}
bool SheetGlobalObject::put(const JS::PropertyName& name, JS::Value value, JS::Value receiver)

View file

@ -26,7 +26,7 @@ public:
virtual ~SheetGlobalObject() override;
virtual JS::Value get(const JS::PropertyName&, JS::Value receiver = {}, bool without_side_effects = false) const override;
virtual JS::Value get(const JS::PropertyName&, JS::Value receiver = {}, JS::AllowSideEffects = JS::AllowSideEffects::Yes) const override;
virtual bool put(const JS::PropertyName&, JS::Value value, JS::Value receiver = {}) override;
virtual void initialize_global_object() override;

View file

@ -21,16 +21,16 @@ DebuggerGlobalJSObject::DebuggerGlobalJSObject()
m_variables = lib->debug_info->get_variables_in_current_scope(regs);
}
JS::Value DebuggerGlobalJSObject::get(const JS::PropertyName& name, JS::Value receiver, bool without_side_effects) const
JS::Value DebuggerGlobalJSObject::get(const JS::PropertyName& name, JS::Value receiver, JS::AllowSideEffects allow_side_effects) const
{
if (m_variables.is_empty() || !name.is_string())
return JS::Object::get(name, receiver, without_side_effects);
return JS::Object::get(name, receiver, allow_side_effects);
auto it = m_variables.find_if([&](auto& variable) {
return variable->name == name.as_string();
});
if (it.is_end())
return JS::Object::get(name, receiver, without_side_effects);
return JS::Object::get(name, receiver, allow_side_effects);
auto& target_variable = **it;
auto js_value = debugger_to_js(target_variable);
if (js_value.has_value())

View file

@ -20,7 +20,7 @@ class DebuggerGlobalJSObject final
public:
DebuggerGlobalJSObject();
JS::Value get(const JS::PropertyName& name, JS::Value receiver, bool without_side_effects) const override;
JS::Value get(const JS::PropertyName& name, JS::Value receiver, JS::AllowSideEffects = JS::AllowSideEffects::Yes) const override;
bool put(const JS::PropertyName& name, JS::Value value, JS::Value receiver) override;
Optional<JS::Value> debugger_to_js(const Debug::DebugInfo::VariableInfo&) const;

View file

@ -165,6 +165,11 @@ class TypedArrayPrototype;
// Tag type used to differentiate between u8 as used by Uint8Array and u8 as used by Uint8ClampedArray.
struct ClampedU8;
enum class AllowSideEffects {
Yes,
No
};
#define __JS_ENUMERATE(ClassName, snake_name, ConstructorName, PrototypeName, ArrayType) \
class ClassName; \
class ConstructorName; \

View file

@ -207,10 +207,10 @@ bool IndexedPropertyIterator::operator!=(const IndexedPropertyIterator& other) c
return m_index != other.m_index;
}
ValueAndAttributes IndexedPropertyIterator::value_and_attributes(Object* this_object, bool evaluate_accessors)
ValueAndAttributes IndexedPropertyIterator::value_and_attributes(Object* this_object, AllowSideEffects allow_side_effects)
{
if (m_index < m_indexed_properties.array_like_size())
return m_indexed_properties.get(this_object, m_index, evaluate_accessors).value_or({});
return m_indexed_properties.get(this_object, m_index, allow_side_effects).value_or({});
return {};
}
@ -226,10 +226,10 @@ void IndexedPropertyIterator::skip_empty_indices()
m_index = m_indexed_properties.array_like_size();
}
Optional<ValueAndAttributes> IndexedProperties::get(Object* this_object, u32 index, bool evaluate_accessors) const
Optional<ValueAndAttributes> IndexedProperties::get(Object* this_object, u32 index, AllowSideEffects allow_side_effects) const
{
auto result = m_storage->get(index);
if (!evaluate_accessors)
if (allow_side_effects == AllowSideEffects::No)
return result;
if (!result.has_value())
return {};
@ -242,13 +242,13 @@ Optional<ValueAndAttributes> IndexedProperties::get(Object* this_object, u32 ind
return result;
}
void IndexedProperties::put(Object* this_object, u32 index, Value value, PropertyAttributes attributes, bool evaluate_accessors)
void IndexedProperties::put(Object* this_object, u32 index, Value value, PropertyAttributes attributes, AllowSideEffects allow_side_effects)
{
if (m_storage->is_simple_storage() && (attributes != default_attributes || index > (array_like_size() + SPARSE_ARRAY_HOLE_THRESHOLD))) {
switch_to_generic_storage();
}
if (m_storage->is_simple_storage() || !evaluate_accessors) {
if (m_storage->is_simple_storage() || allow_side_effects == AllowSideEffects::No) {
m_storage->put(index, value, attributes);
return;
}

View file

@ -104,7 +104,7 @@ public:
bool operator!=(const IndexedPropertyIterator&) const;
u32 index() const { return m_index; };
ValueAndAttributes value_and_attributes(Object* this_object, bool evaluate_accessors = true);
ValueAndAttributes value_and_attributes(Object* this_object, AllowSideEffects = AllowSideEffects::Yes);
private:
void skip_empty_indices();
@ -124,15 +124,15 @@ public:
}
bool has_index(u32 index) const { return m_storage->has_index(index); }
Optional<ValueAndAttributes> get(Object* this_object, u32 index, bool evaluate_accessors = true) const;
void put(Object* this_object, u32 index, Value value, PropertyAttributes attributes = default_attributes, bool evaluate_accessors = true);
Optional<ValueAndAttributes> get(Object* this_object, u32 index, AllowSideEffects = AllowSideEffects::Yes) const;
void put(Object* this_object, u32 index, Value value, PropertyAttributes attributes = default_attributes, AllowSideEffects allow_side_effects = AllowSideEffects::Yes);
bool remove(u32 index);
void insert(u32 index, Value value, PropertyAttributes attributes = default_attributes);
ValueAndAttributes take_first(Object* this_object);
ValueAndAttributes take_last(Object* this_object);
void append(Value value, PropertyAttributes attributes = default_attributes) { put(nullptr, array_like_size(), value, attributes, false); }
void append(Value value, PropertyAttributes attributes = default_attributes) { put(nullptr, array_like_size(), value, attributes, AllowSideEffects::No); }
IndexedPropertyIterator begin(bool skip_empty = true) const { return IndexedPropertyIterator(*this, 0, skip_empty); };
IndexedPropertyIterator end() const { return IndexedPropertyIterator(*this, array_like_size(), false); };

View file

@ -169,10 +169,10 @@ bool Object::set_integrity_level(IntegrityLevel level)
// FIXME: This feels clunky and should get nicer abstractions.
auto update_property = [this](auto& property_name, auto new_attributes) {
if (property_name.is_number()) {
auto value_and_attributes = m_indexed_properties.get(nullptr, property_name.as_number(), false).value();
auto value_and_attributes = m_indexed_properties.get(nullptr, property_name.as_number(), AllowSideEffects::No).value();
auto value = value_and_attributes.value;
auto attributes = value_and_attributes.attributes.bits() & new_attributes;
m_indexed_properties.put(nullptr, property_name.as_number(), value, attributes, false);
m_indexed_properties.put(nullptr, property_name.as_number(), value, attributes, AllowSideEffects::No);
} else {
auto metadata = shape().lookup(property_name.to_string_or_symbol()).value();
auto attributes = metadata.attributes.bits() & new_attributes;
@ -248,7 +248,7 @@ bool Object::test_integrity_level(IntegrityLevel level)
return true;
}
Value Object::get_own_property(const PropertyName& property_name, Value receiver, bool without_side_effects) const
Value Object::get_own_property(const PropertyName& property_name, Value receiver, AllowSideEffects allow_side_effects) const
{
VERIFY(property_name.is_valid());
VERIFY(!receiver.is_empty());
@ -256,7 +256,7 @@ Value Object::get_own_property(const PropertyName& property_name, Value receiver
Value value_here;
if (property_name.is_number()) {
auto existing_property = m_indexed_properties.get(nullptr, property_name.as_number(), false);
auto existing_property = m_indexed_properties.get(nullptr, property_name.as_number(), AllowSideEffects::No);
if (!existing_property.has_value())
return {};
value_here = existing_property.value().value.value_or(js_undefined());
@ -268,7 +268,7 @@ Value Object::get_own_property(const PropertyName& property_name, Value receiver
}
VERIFY(!value_here.is_empty());
if (!without_side_effects) {
if (allow_side_effects == AllowSideEffects::Yes) {
if (value_here.is_accessor())
return value_here.as_accessor().call_getter(receiver);
if (value_here.is_native_property())
@ -379,7 +379,7 @@ Optional<PropertyDescriptor> Object::get_own_property_descriptor(const PropertyN
PropertyAttributes attributes;
if (property_name.is_number()) {
auto existing_value = m_indexed_properties.get(nullptr, property_name.as_number(), false);
auto existing_value = m_indexed_properties.get(nullptr, property_name.as_number(), AllowSideEffects::No);
if (!existing_value.has_value())
return {};
value = existing_value.value().value;
@ -579,7 +579,7 @@ bool Object::define_accessor(const PropertyName& property_name, Function* getter
{
VERIFY(property_name.is_valid());
auto existing_property = get_own_property(property_name, this, true);
auto existing_property = get_own_property(property_name, this, AllowSideEffects::No);
auto* accessor = existing_property.is_accessor() ? &existing_property.as_accessor() : nullptr;
if (!accessor) {
accessor = Accessor::create(vm(), getter, setter);
@ -712,7 +712,7 @@ bool Object::put_own_property_by_index(u32 property_index, Value value, Property
{
VERIFY(!(mode == PutOwnPropertyMode::Put && value.is_accessor()));
auto existing_property = m_indexed_properties.get(nullptr, property_index, false);
auto existing_property = m_indexed_properties.get(nullptr, property_index, AllowSideEffects::No);
auto new_property = !existing_property.has_value();
if (!is_extensible() && new_property) {
@ -751,7 +751,7 @@ bool Object::put_own_property_by_index(u32 property_index, Value value, Property
if (value_here.is_native_property()) {
call_native_property_setter(value_here.as_native_property(), this, value);
} else {
m_indexed_properties.put(this, property_index, value, attributes, mode == PutOwnPropertyMode::Put);
m_indexed_properties.put(this, property_index, value, attributes, mode == PutOwnPropertyMode::Put ? AllowSideEffects::Yes : AllowSideEffects::No);
}
return true;
}
@ -789,7 +789,7 @@ void Object::ensure_shape_is_unique()
m_shape = m_shape->create_unique_clone();
}
Value Object::get_by_index(u32 property_index, bool without_side_effects) const
Value Object::get_by_index(u32 property_index, AllowSideEffects allow_side_effects) const
{
const Object* object = this;
while (object) {
@ -798,7 +798,7 @@ Value Object::get_by_index(u32 property_index, bool without_side_effects) const
if (property_index < string.length())
return js_string(heap(), string.substring(property_index, 1));
} else if (static_cast<size_t>(property_index) < object->m_indexed_properties.array_like_size()) {
auto result = object->m_indexed_properties.get(const_cast<Object*>(this), property_index, !without_side_effects);
auto result = object->m_indexed_properties.get(const_cast<Object*>(this), property_index, allow_side_effects);
if (vm().exception())
return {};
if (result.has_value() && !result.value().value.is_empty())
@ -811,19 +811,19 @@ Value Object::get_by_index(u32 property_index, bool without_side_effects) const
return {};
}
Value Object::get(const PropertyName& property_name, Value receiver, bool without_side_effects) const
Value Object::get(const PropertyName& property_name, Value receiver, AllowSideEffects allow_side_effects) const
{
VERIFY(property_name.is_valid());
if (property_name.is_number())
return get_by_index(property_name.as_number(), without_side_effects);
return get_by_index(property_name.as_number(), allow_side_effects);
if (receiver.is_empty())
receiver = Value(this);
const Object* object = this;
while (object) {
auto value = object->get_own_property(property_name, receiver, without_side_effects);
auto value = object->get_own_property(property_name, receiver, allow_side_effects);
if (vm().exception())
return {};
if (!value.is_empty())
@ -838,7 +838,7 @@ Value Object::get(const PropertyName& property_name, Value receiver, bool withou
Value Object::get_without_side_effects(const PropertyName& property_name) const
{
TemporaryClearException clear_exception(vm());
return get(property_name, {}, true);
return get(property_name, {}, AllowSideEffects::No);
}
bool Object::put_by_index(u32 property_index, Value value)
@ -849,7 +849,7 @@ bool Object::put_by_index(u32 property_index, Value value)
// Otherwise, it goes in the own property storage.
Object* object = this;
while (object) {
auto existing_value = object->m_indexed_properties.get(nullptr, property_index, false);
auto existing_value = object->m_indexed_properties.get(nullptr, property_index, AllowSideEffects::No);
if (existing_value.has_value()) {
auto value_here = existing_value.value();
if (value_here.value.is_accessor()) {

View file

@ -74,7 +74,7 @@ public:
GlobalObject& global_object() const { return *shape().global_object(); }
virtual Value get(const PropertyName&, Value receiver = {}, bool without_side_effects = false) const;
virtual Value get(const PropertyName&, Value receiver = {}, AllowSideEffects = AllowSideEffects::Yes) const;
Value get_without_side_effects(const PropertyName&) const;
virtual bool has_property(const PropertyName&) const;
@ -82,7 +82,7 @@ public:
virtual bool put(const PropertyName&, Value, Value receiver = {});
Value get_own_property(const PropertyName&, Value receiver, bool without_side_effects = false) const;
Value get_own_property(const PropertyName&, Value receiver, AllowSideEffects = AllowSideEffects::Yes) const;
MarkedValueList get_own_properties(PropertyKind, bool only_enumerable_properties = false, GetOwnPropertyReturnType = GetOwnPropertyReturnType::All) const;
MarkedValueList get_enumerable_own_property_names(PropertyKind) const;
virtual Optional<PropertyDescriptor> get_own_property_descriptor(const PropertyName&) const;
@ -163,7 +163,7 @@ protected:
explicit Object(GlobalObjectTag);
Object(ConstructWithoutPrototypeTag, GlobalObject&);
virtual Value get_by_index(u32 property_index, bool without_side_effects = false) const;
virtual Value get_by_index(u32 property_index, AllowSideEffects = AllowSideEffects::Yes) const;
virtual bool put_by_index(u32 property_index, Value);
private:

View file

@ -305,10 +305,10 @@ bool ProxyObject::has_property(const PropertyName& name) const
return trap_result.to_boolean();
}
Value ProxyObject::get(const PropertyName& name, Value receiver, bool without_side_effects) const
Value ProxyObject::get(const PropertyName& name, Value receiver, AllowSideEffects allow_side_effects) const
{
auto& vm = this->vm();
if (without_side_effects) {
if (allow_side_effects == AllowSideEffects::No) {
// Sorry, we're not going to call anything on this proxy.
return js_string(vm, "<ProxyObject>");
}

View file

@ -35,7 +35,7 @@ public:
virtual Optional<PropertyDescriptor> get_own_property_descriptor(const PropertyName&) const override;
virtual bool define_property(const StringOrSymbol& property_name, const Object& descriptor, bool throw_exceptions = true) override;
virtual bool has_property(const PropertyName& name) const override;
virtual Value get(const PropertyName& name, Value receiver, bool without_side_effects = false) const override;
virtual Value get(const PropertyName& name, Value receiver, AllowSideEffects = AllowSideEffects::Yes) const override;
virtual bool put(const PropertyName& name, Value value, Value receiver) override;
virtual bool delete_property(const PropertyName& name) override;

View file

@ -67,9 +67,9 @@ void StringPrototype::initialize(GlobalObject& global_object)
define_native_function(vm.names.padEnd, pad_end, 1, attr);
define_native_function(vm.names.trim, trim, 0, attr);
define_native_function(vm.names.trimStart, trim_start, 0, attr);
define_property(vm.names.trimLeft, get(vm.names.trimStart, {}, true), attr);
define_property(vm.names.trimLeft, get_without_side_effects(vm.names.trimStart), attr);
define_native_function(vm.names.trimEnd, trim_end, 0, attr);
define_property(vm.names.trimRight, get(vm.names.trimEnd, {}, true), attr);
define_property(vm.names.trimRight, get_without_side_effects(vm.names.trimEnd), attr);
define_native_function(vm.names.concat, concat, 1, attr);
define_native_function(vm.names.substr, substr, 2, attr);
define_native_function(vm.names.substring, substring, 2, attr);

View file

@ -80,7 +80,7 @@ public:
}
// 10.4.5.10 IntegerIndexedElementGet ( O, index ), https://tc39.es/ecma262/#sec-integerindexedelementget
virtual Value get_by_index(u32 property_index, [[maybe_unused]] bool without_side_effects = false) const override
virtual Value get_by_index(u32 property_index, AllowSideEffects = AllowSideEffects::Yes) const override
{
if (!is_valid_integer_index(property_index))
return js_undefined();

View file

@ -11,12 +11,12 @@
namespace Web::Bindings {
JS::Value CSSStyleDeclarationWrapper::get(const JS::PropertyName& name, JS::Value receiver, bool without_side_effects) const
JS::Value CSSStyleDeclarationWrapper::get(const JS::PropertyName& name, JS::Value receiver, JS::AllowSideEffects allow_side_effects) const
{
// FIXME: These should actually use camelCase versions of the property names!
auto property_id = CSS::property_id_from_string(name.to_string());
if (property_id == CSS::PropertyID::Invalid)
return Base::get(name, receiver, without_side_effects);
return Base::get(name, receiver, allow_side_effects);
for (auto& property : impl().properties()) {
if (property.property_id == property_id)
return js_string(vm(), property.value->to_string());

View file

@ -12,21 +12,21 @@
namespace Web::Bindings {
JS::Value HTMLCollectionWrapper::get(JS::PropertyName const& name, JS::Value receiver, bool without_side_effects) const
JS::Value HTMLCollectionWrapper::get(JS::PropertyName const& name, JS::Value receiver, JS::AllowSideEffects allow_side_effects) const
{
if (!name.is_string())
return Base::get(name, receiver, without_side_effects);
return Base::get(name, receiver, allow_side_effects);
auto* item = const_cast<DOM::HTMLCollection&>(impl()).named_item(name.to_string());
if (!item)
return Base::get(name, receiver, without_side_effects);
return Base::get(name, receiver, allow_side_effects);
return JS::Value { wrap(global_object(), *item) };
}
JS::Value HTMLCollectionWrapper::get_by_index(u32 property_index, bool without_side_effects) const
JS::Value HTMLCollectionWrapper::get_by_index(u32 property_index, JS::AllowSideEffects allow_side_effects) const
{
auto* item = const_cast<DOM::HTMLCollection&>(impl()).item(property_index);
if (!item)
return Base::get_by_index(property_index, without_side_effects);
return Base::get_by_index(property_index, allow_side_effects);
return wrap(global_object(), *item);
}

View file

@ -786,12 +786,12 @@ public:
if (interface.extended_attributes.contains("CustomGet")) {
generator.append(R"~~~(
virtual JS::Value get(const JS::PropertyName&, JS::Value receiver = {}, bool without_side_effects = false) const override;
virtual JS::Value get(const JS::PropertyName&, JS::Value receiver = {}, JS::AllowSideEffects = JS::AllowSideEffects::Yes) const override;
)~~~");
}
if (interface.extended_attributes.contains("CustomGetByIndex")) {
generator.append(R"~~~(
virtual JS::Value get_by_index(u32 property_index, bool without_side_effects = false) const override;
virtual JS::Value get_by_index(u32 property_index, JS::AllowSideEffects = JS::AllowSideEffects::Yes) const override;
)~~~");
}
if (interface.extended_attributes.contains("CustomPut")) {