ladybird/Libraries/LibJS/Contrib/Test262/IsHTMLDDA.cpp

34 lines
1 KiB
C++

/*
* Copyright (c) 2021-2023, Linus Groh <linusg@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibJS/Contrib/Test262/IsHTMLDDA.h>
#include <LibJS/Runtime/GlobalObject.h>
namespace JS::Test262 {
JS_DEFINE_ALLOCATOR(IsHTMLDDA);
IsHTMLDDA::IsHTMLDDA(Realm& realm)
// NativeFunction without prototype is currently not possible (only due to the lack of a ctor that supports it)
: NativeFunction("IsHTMLDDA", realm.intrinsics().function_prototype())
{
}
ThrowCompletionOr<Value> IsHTMLDDA::call()
{
auto& vm = this->vm();
if (vm.argument_count() == 0)
return js_null();
if (vm.argument(0).is_string() && vm.argument(0).as_string().is_empty())
return js_null();
// Not sure if this really matters, INTERPRETING.md simply says:
// * IsHTMLDDA - (present only in implementations that can provide it) an object that:
// a. has an [[IsHTMLDDA]] internal slot, and
// b. when called with no arguments or with the first argument "" (an empty string) returns null.
return js_undefined();
}
}