stdlib: add flatten()

2015-01-13 19:49:12 +03:00
parent 1d4591d99c
commit 95d4accda7
5 changed files with 47 additions and 6 deletions
@@ -79,10 +79,6 @@ public fun <K, V: Any> Iterable<K>.keysToMapExceptNulls(value: (K) -> V?): Map<K

 public fun <T, C: Collection<T>> C.ifEmpty(body: () -> C): C = if (isEmpty()) body() else this

-public fun <T> Iterable<Iterable<T>>.flatten(): List<T> {
-    return flatMapTo(ArrayList<T>(), {it})
-}
-
 public fun <T: Any> emptyOrSingletonList(item: T?): List<T> = if (item == null) listOf() else listOf(item)

 public fun <T: Any> MutableCollection<T>.addIfNotNull(t: T?) {