Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/1748#discussion_r54562674
--- Diff:
flink-streaming-scala/src/test/scala/org/apache/flink/streaming/api/scala/WindowFoldITCase.scala
---
@@ -70,7 +70,7 @@ class WindowFoldITCase extends
StreamingMultipleProgramsTestBase {
source1
.keyBy(0)
.window(TumblingEventTimeWindows.of(Time.of(3,
TimeUnit.MILLISECONDS)))
- .fold(("R:", 0), { (acc: (String, Int), v: (String, Int)) => (acc._1
+ v._1, acc._2 + v._2) })
+ .fold(("R:", 0)){ (acc: (String, Int), v: (String, Int)) => (acc._1
+ v._1, acc._2 + v._2) }
--- End diff --
I have no strong preference here. I didn't introduce them initially because
you also don't insert a space between a function name and the first parameter
list. But if you think that it's better, I'll change it.
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