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LibJS: Return a bool from Object::put* to indicate success

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This commit is contained in:
Linus Groh 2020-04-30 20:01:54 +01:00 • committed by Andreas Kling
parent 6dbb5df81f
commit 4cdd802927
4 changed files with 24 additions and 21 deletions
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28
Libraries/LibJS/Runtime/Object.cpp
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@ -177,7 +177,7 @@ void Object::set_shape(Shape& new_shape)
m_shape = &new_shape;
}
void Object::put_own_property(Object& this_object, const FlyString& property_name, u8 attributes, Value value, PutOwnPropertyMode mode)
bool Object::put_own_property(Object& this_object, const FlyString& property_name, u8 attributes, Value value, PutOwnPropertyMode mode)
{
auto metadata = shape().lookup(property_name);
bool new_property = !metadata.has_value();
@ -196,7 +196,7 @@ void Object::put_own_property(Object& this_object, const FlyString& property_nam
if (!new_property && mode == PutOwnPropertyMode::DefineProperty && !(metadata.value().attributes & Attribute::Configurable) && attributes != metadata.value().attributes) {
dbg() << "Disallow reconfig of non-configurable property";
interpreter().throw_exception<TypeError>(String::format("Cannot redefine property '%s'", property_name.characters()));
return;
return false;
}
if (mode == PutOwnPropertyMode::DefineProperty && attributes != metadata.value().attributes) {
@ -212,11 +212,11 @@ void Object::put_own_property(Object& this_object, const FlyString& property_nam
if (!new_property && mode == PutOwnPropertyMode::Put && !(metadata.value().attributes & Attribute::Writable)) {
dbg() << "Disallow write to non-writable property";
return;
return false;
}
if (value.is_empty())
return;
return true;
auto value_here = m_storage[metadata.value().offset];
if (value_here.is_object() && value_here.as_object().is_native_property()) {
@ -229,6 +229,7 @@ void Object::put_own_property(Object& this_object, const FlyString& property_nam
} else {
m_storage[metadata.value().offset] = value;
}
return true;
}
Value Object::delete_property(PropertyName property_name)
@ -306,7 +307,7 @@ Value Object::get(PropertyName property_name) const
return get(property_name.as_string());
}
void Object::put_by_index(i32 property_index, Value value, u8 attributes)
bool Object::put_by_index(i32 property_index, Value value, u8 attributes)
{
ASSERT(!value.is_empty());
if (property_index < 0)
@ -316,9 +317,10 @@ void Object::put_by_index(i32 property_index, Value value, u8 attributes)
if (static_cast<size_t>(property_index) >= m_elements.size())
m_elements.resize(property_index + 1);
m_elements[property_index] = value;
return true;
}
void Object::put(const FlyString& property_name, Value value, u8 attributes)
bool Object::put(const FlyString& property_name, Value value, u8 attributes)
{
ASSERT(!value.is_empty());
bool ok;
@ -340,31 +342,31 @@ void Object::put(const FlyString& property_name, Value value, u8 attributes)
call_frame.this_value = this;
native_property.set(interpreter, value);
interpreter.pop_call_frame();
return;
return true;
}
}
object = object->prototype();
}
put_own_property(*this, property_name, attributes, value, PutOwnPropertyMode::Put);
return put_own_property(*this, property_name, attributes, value, PutOwnPropertyMode::Put);
}
void Object::put(PropertyName property_name, Value value, u8 attributes)
bool Object::put(PropertyName property_name, Value value, u8 attributes)
{
if (property_name.is_number())
return put_by_index(property_name.as_number(), value, attributes);
return put(property_name.as_string(), value, attributes);
}
void Object::put_native_function(const FlyString& property_name, AK::Function<Value(Interpreter&)> native_function, i32 length, u8 attributes)
bool Object::put_native_function(const FlyString& property_name, AK::Function<Value(Interpreter&)> native_function, i32 length, u8 attributes)
{
auto* function = NativeFunction::create(interpreter(), interpreter().global_object(), property_name, move(native_function));
function->put("length", Value(length), Attribute::Configurable);
put(property_name, function, attributes);
return put(property_name, function, attributes);
}
void Object::put_native_property(const FlyString& property_name, AK::Function<Value(Interpreter&)> getter, AK::Function<void(Interpreter&, Value)> setter, u8 attributes)
bool Object::put_native_property(const FlyString& property_name, AK::Function<Value(Interpreter&)> getter, AK::Function<void(Interpreter&, Value)> setter, u8 attributes)
{
put(property_name, heap().allocate<NativeProperty>(move(getter), move(setter)), attributes);
return put(property_name, heap().allocate<NativeProperty>(move(getter), move(setter)), attributes);
}
void Object::visit_children(Cell::Visitor& visitor)