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Improve `show` when key returns a `Seq` (#2752) 

This changes the output to:

```
> show externalDependencyClasspath
[info] Updating {file:/xxx/hello/}root...
[info] Resolving jline#jline;2.12.1 ...
[info] Done updating.
[info] *
Attributed(/Users/xxx/.sbt/boot/scala-2.11.8/lib/scala-library.jar)
[info] *
Attributed(/Users/xxx/.ivy2/cache/commons-io/commons-io/jars/commons-io-
2.4.jar)
```
This commit is contained in:
eugene yokota 2016-09-22 21:12:44 -04:00 committed by Dale Wijnand
parent f2006e22cf
commit bd1b3cfe00
1 changed files with 3 additions and 2 deletions
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5
main/src/main/scala/sbt/internal/Aggregation.scala
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@ -22,8 +22,9 @@ object Aggregation {
def defaultShow(state: State, showTasks: Boolean): ShowConfig = ShowConfig(settingValues = true, taskValues = showTasks, s => state.log.info(s), success = true)
def printSettings(xs: Seq[KeyValue[_]], print: String => Unit)(implicit display: Show[ScopedKey[_]]) =
xs match {
case KeyValue(_, x) :: Nil => print(x.toString)
case _ => xs foreach { case KeyValue(key, value) => print(display(key) + "\n\t" + value.toString) }
case KeyValue(_, x: Seq[_]) :: Nil => print(x.mkString("* ", "\n* ", ""))
case KeyValue(_, x) :: Nil => print(x.toString)
case _ => xs foreach { case KeyValue(key, value) => print(display(key) + "\n\t" + value.toString) }
}
type Values[T] = Seq[KeyValue[T]]
type AnyKeys = Values[_]