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Diffstat (limited to 'src')
| -rw-r--r-- | src/library/scala/collection/Iterator.scala | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/library/scala/collection/Iterator.scala b/src/library/scala/collection/Iterator.scala index e9a7906527..7d5cd9989c 100644 --- a/src/library/scala/collection/Iterator.scala +++ b/src/library/scala/collection/Iterator.scala @@ -1079,11 +1079,12 @@ trait Iterator[+A] extends TraversableOnce[A] { if (i < from) origElems.hasNext else patchElems.hasNext || origElems.hasNext def next(): B = { + // We have to do this *first* just in case from = 0. + if (i == from) origElems = origElems drop replaced val result: B = if (i < from || !patchElems.hasNext) origElems.next() else patchElems.next() i += 1 - if (i == from) origElems = origElems drop replaced result } } |