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author | Iulian Dragos <jaguarul@gmail.com> | 2008-05-19 12:25:27 +0000 |
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committer | Iulian Dragos <jaguarul@gmail.com> | 2008-05-19 12:25:27 +0000 |
commit | 639ce2f29dfded08e27d5e909b85b653a1567e51 (patch) | |
tree | fb672319f66f0ca96371f4575744c6a6e2bd16f8 | |
parent | 1b0ebaf61753b07ab72cdc8681ac3dcbab0c12e4 (diff) | |
download | scala-639ce2f29dfded08e27d5e909b85b653a1567e51.tar.gz scala-639ce2f29dfded08e27d5e909b85b653a1567e51.tar.bz2 scala-639ce2f29dfded08e27d5e909b85b653a1567e51.zip |
Added documentation for lengthCompare, fixed ta...
Added documentation for lengthCompare, fixed tail recursive method.
-rw-r--r-- | src/library/scala/Stream.scala | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/library/scala/Stream.scala b/src/library/scala/Stream.scala index f22e76bcbb..07213cba8e 100644 --- a/src/library/scala/Stream.scala +++ b/src/library/scala/Stream.scala @@ -237,9 +237,12 @@ trait Stream[+A] extends Seq.Projection[A] { len } - /** returns length - l without calling length + /** Returns + * - (length - l) if l >= length + * - 1 otherwise + * This method does not call Stream.length. */ - override def lengthCompare(l: Int) = { + final override def lengthCompare(l: Int) = { if (isEmpty) 0 - l else if (l <= 0) 1 else tail.lengthCompare(l - 1) |