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author | James Iry <jamesiry@gmail.com> | 2013-02-11 11:07:20 -0800 |
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committer | James Iry <jamesiry@gmail.com> | 2013-02-11 11:07:20 -0800 |
commit | 74fc185bcdc37f6a5362e499cb4adf42c18e89e6 (patch) | |
tree | 19820c7efd46e57f8ab7fe2330baec91f1db8c80 /src | |
parent | b3b49d2217f21ce51eeed584f5bffb7febea5e50 (diff) | |
parent | 7b425bf7f02c15d6c3577f21318c6bdfc92d6b35 (diff) | |
download | scala-74fc185bcdc37f6a5362e499cb4adf42c18e89e6.tar.gz scala-74fc185bcdc37f6a5362e499cb4adf42c18e89e6.tar.bz2 scala-74fc185bcdc37f6a5362e499cb4adf42c18e89e6.zip |
Merge pull request #2096 from ViniciusMiana/SI-6370
SI-6370 changed ListMap apply0 method to produce correct error message
Diffstat (limited to 'src')
-rw-r--r-- | src/library/scala/collection/immutable/ListMap.scala | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/library/scala/collection/immutable/ListMap.scala b/src/library/scala/collection/immutable/ListMap.scala index 670540187e..75817350e5 100644 --- a/src/library/scala/collection/immutable/ListMap.scala +++ b/src/library/scala/collection/immutable/ListMap.scala @@ -156,8 +156,12 @@ extends AbstractMap[A, B] * @return the value associated with the given key. */ override def apply(k: A): B1 = apply0(this, k) - - @tailrec private def apply0(cur: ListMap[A, B1], k: A): B1 = if (k == cur.key) cur.value else apply0(cur.tail, k) + + + @tailrec private def apply0(cur: ListMap[A, B1], k: A): B1 = + if (cur.isEmpty) throw new NoSuchElementException("key not found: "+k) + else if (k == cur.key) cur.value + else apply0(cur.tail, k) /** Checks if this map maps `key` to a value and return the * value if it exists. |