LuciferYang commented on code in PR #43472:
URL: https://github.com/apache/spark/pull/43472#discussion_r1367679134
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project/SparkBuild.scala:
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@@ -237,7 +237,14 @@ object SparkBuild extends PomBuild {
// fixed.
"-Wconf:msg=^(?=.*?method|value|type|object|trait|inheritance)(?=.*?deprecated)(?=.*?since
2.13).+$:s",
"-Wconf:msg=^(?=.*?Widening conversion from)(?=.*?is deprecated
because it loses precision).+$:s",
- "-Wconf:msg=Auto-application to \\`\\(\\)\\` is deprecated:s",
+ // SPARK-45610 Convert "Auto-application to `()` is deprecated" to
compile error, as it will become a compile error in Scala 3.
Review Comment:
As this compilation warning will become a compilation error in Scala 3, to
ensure it does not occur again, this PR also converts it into a compilation
error in Scala 2.13.
If we don't need to do this protection now, please let me know.
cc @srowen FYI
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