public static EcmaValue Add([This] EcmaValue thisValue, EcmaValue item)
{
EcmaWeakSet map = thisValue.GetUnderlyingObject <EcmaWeakSet>();
Guard.ArgumentIsObject(item, "Invalid value used in weak set");
map.Add(item.ToObject());
return(thisValue);
}
public static EcmaValue Has([This] EcmaValue thisValue, EcmaValue item)
{
EcmaWeakSet map = thisValue.GetUnderlyingObject <EcmaWeakSet>();
if (item.Type != EcmaValueType.Object)
{
return(false);
}
return(map.Has(item.ToObject()));
}
