scala.collection.immutable.RedBlack
class NonEmpty

[source: `scala/collection/immutable/RedBlack.scala`]

@serializable
`abstract` `class` NonEmpty[+B]
  `extends` Tree[B]

Direct Known Subclasses:
  RedBlack.RedTree, RedBlack.BlackTree

Method Summary
`def` | count : Int
`def` | del (k : A) : Tree[B]
`def` | elements : ImmutableIterator[(A, B)]
`def` | elementsSlow : Iterator[(A, B)]
`def` | first : A
`def` | isEmpty : Boolean
`abstract def` | key : A
`def` | last : A
`abstract def` | left : Tree[B]
`def` | lookup (k : A) : Tree[B]
`override def` | range (from : Option[A], until : Option[A]) : Tree[B]
`abstract def` | right : Tree[B]
`def` | smallest : NonEmpty[B]
`def` | upd [B1 >: B](k : A, v : B1) : Tree[B1]
`abstract def` | value : B
`def` | visit [T](input : T)(f : (T, A, B) => (Boolean, T)) : (Boolean, T)

Methods inherited from Tree
isBlack (abstract), update, delete

Methods inherited from AnyRef
getClass, hashCode, equals, clone, toString, notify, notifyAll, wait, wait, wait, finalize, ==, !=, eq, ne, synchronized

Methods inherited from Any
==, !=, isInstanceOf, asInstanceOf