diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/dotty/tools/dotc/rewrite/Rewrites.scala | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/dotty/tools/dotc/rewrite/Rewrites.scala b/src/dotty/tools/dotc/rewrite/Rewrites.scala index 27dafebcf..cda9e8565 100644 --- a/src/dotty/tools/dotc/rewrite/Rewrites.scala +++ b/src/dotty/tools/dotc/rewrite/Rewrites.scala @@ -23,8 +23,11 @@ object Rewrites { def apply(cs: Array[Char]): Array[Char] = { val delta = pbuf.map(_.delta).sum val patches = pbuf.toList.sortBy(_.pos.start) - patches.iterator.sliding(2, 1).foreach(ps => - assert(ps(0).pos.end <= ps(1).pos.start, s"overlapping patches: ${ps(0)} and ${ps(1)}")) + if (patches.nonEmpty) + patches reduceLeft {(p1, p2) => + assert(p1.pos.end <= p2.pos.start, s"overlapping patches: $p1 and $p2") + p2 + } val ds = new Array[Char](cs.length + delta) def loop(ps: List[Patch], inIdx: Int, outIdx: Int): Unit = { def copy(upTo: Int): Int = { |