Just checking if I’ve missed something… Why is the...

# getting-started

[Mark]

Just checking if I’ve missed something… Why is there no Flow.distinctBy() ? For example:

fun <T, K> Flow<T>.distinctBy(selector: (T) -> K) = flow {
    val keys = mutableSetOf<K>()
    collect { item ->
        if (keys.add(selector(item))) {
            emit(item)
        }
    }
}