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LibJS: Add parameter to delete_property since we need DeleteOrThrow

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davidot 2021-06-21 16:06:32 +02:00 • committed by Linus Groh
parent 8a06a93ce2
commit 16b87b85e3
4 changed files with 16 additions and 9 deletions
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17
Userland/Libraries/LibJS/Runtime/Object.cpp
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@ -768,18 +768,25 @@ bool Object::put_own_property_by_index(u32 property_index, Value value, Property
return true;
}
bool Object::delete_property(const PropertyName& property_name)
bool Object::delete_property(PropertyName const& property_name, bool force_throw_exception)
{
VERIFY(property_name.is_valid());
if (property_name.is_number())
return m_indexed_properties.remove(property_name.as_number());
if (property_name.is_number()) {
if (!m_indexed_properties.remove(property_name.as_number())) {
if (force_throw_exception || vm().in_strict_mode())
vm().throw_exception<TypeError>(global_object(), ErrorType::DescChangeNonConfigurable, property_name.as_number());
return false;
}
return true;
}
auto metadata = shape().lookup(property_name.to_string_or_symbol());
if (!metadata.has_value())
return true;
if (!metadata.value().attributes.is_configurable()) {
if (vm().in_strict_mode())
if (force_throw_exception || vm().in_strict_mode())
vm().throw_exception<TypeError>(global_object(), ErrorType::DescChangeNonConfigurable, property_name.to_string_or_symbol().to_display_string());
return false;
}
@ -879,7 +886,7 @@ bool Object::put_by_index(u32 property_index, Value value)
if (vm().exception())
return {};
}
return put_own_property_by_index(property_index, value, default_attributes, PutOwnPropertyMode::Put);
return put_own_property_by_index(property_index, value, default_attributes, PutOwnPropertyMode::Put, vm().in_strict_mode());
}
bool Object::put(const PropertyName& property_name, Value value, Value receiver)