associateNotNull

inline fun <T, K : Any, V : Any> Iterable<T>.associateNotNull(valueSelector: (T) -> <Error class: unknown class><K?, V?>?): Map<K, V>
inline fun <T, K : Any, V : Any> <Error class: unknown class><T>.associateNotNull(crossinline valueSelector: (T) -> <Error class: unknown class><K?, V?>?): Map<K, V>