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Only print unused setting warning if there are any

This commit is contained in:
Ethan Atkins 2019-11-17 17:58:20 -08:00
parent 181bfe8a46
commit 805fa002a7
1 changed files with 22 additions and 19 deletions
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41
main/src/main/scala/sbt/internal/LintUnused.scala
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@ -70,26 +70,29 @@ object LintUnused {
import scala.collection.mutable.ListBuffer
val buffer = ListBuffer.empty[String]
val size = result.size
if (size == 1) buffer.append("there's a key that's not used by any other settings/tasks:")
else buffer.append(s"there are $size keys that are not used by any other settings/tasks:")
buffer.append(" ")
result foreach {
case (_, str, positions) =>
buffer.append(s"* $str")
positions foreach {
case pos: FilePosition => buffer.append(s" +- ${pos.path}:${pos.startLine}")
case _ => ()
}
if (result.isEmpty) Vector.empty
else {
val size = result.size
if (size == 1) buffer.append("there's a key that's not used by any other settings/tasks:")
else buffer.append(s"there are $size keys that are not used by any other settings/tasks:")
buffer.append(" ")
result foreach {
case (_, str, positions) =>
buffer.append(s"* $str")
positions foreach {
case pos: FilePosition => buffer.append(s" +- ${pos.path}:${pos.startLine}")
case _ => ()
}
}
buffer.append(" ")
buffer.append(
"note: a setting might still be used by a command; to exclude a key from this `lintUnused` check"
)
buffer.append(
"either append it to `Global / excludeLintKeys` or call .withRank(KeyRanks.Invisible) on the key"
)
buffer.toVector
}
buffer.append(" ")
buffer.append(
"note: a setting might still be used by a command; to exclude a key from this `lintUnused` check"
)
buffer.append(
"either append it to `Global / excludeLintKeys` or call .withRank(KeyRanks.Invisible) on the key"
)
buffer.toVector
}
def lintUnused(