public static IObservable <T> Where <T>(this IObservable <T> source, Func <T, bool> predicate)
{
// optimized path
WhereObservable <T> whereObservable = source as UniRx.Operators.WhereObservable <T>;
if (whereObservable != null)
{
return(whereObservable.CombinePredicate(predicate));
}
ISelect <T> selectObservable = source as UniRx.Operators.ISelect <T>;
if (selectObservable != null)
{
return(selectObservable.CombinePredicate(predicate));
}
return(new WhereObservable <T>(source, predicate));
}
