blob: 3e906c6a87fbcb25c7a424b6117e5150d60f82d7 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
/* NSC -- new Scala compiler
* Copyright 2005-2012 LAMP/EPFL
* @author Martin Odersky
*/
package dotty.tools.dotc.util
/** A common class for lightweight sets.
*/
abstract class Set[T >: Null] {
def findEntry(x: T): T
def addEntry(x: T): Unit
def iterator: Iterator[T]
def foreach[U](f: T => U): Unit = iterator foreach f
def apply(x: T): Boolean = contains(x)
def contains(x: T): Boolean =
findEntry(x) != null
def toList = iterator.toList
def clear: Unit
}
|
