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rank settings, tasks and use this to restrict help/settings/tasks output. fixes #315

This commit is contained in:
Mark Harrah 2012-03-25 20:35:09 -04:00
parent c7c4969eb7
commit 94b4a3784a
1 changed files with 23 additions and 14 deletions
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37
util/collection/Attributes.scala
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@ -15,6 +15,7 @@ sealed trait AttributeKey[T] {
def description: Option[String]
def extend: Seq[AttributeKey[_]]
def isLocal: Boolean
def rank: Int
}
private[sbt] abstract class SharedAttributeKey[T] extends AttributeKey[T] {
override final def toString = label
@ -27,23 +28,30 @@ private[sbt] abstract class SharedAttributeKey[T] extends AttributeKey[T] {
}
object AttributeKey
{
def apply[T](name: String)(implicit mf: Manifest[T]): AttributeKey[T] = new SharedAttributeKey[T] {
def apply[T](name: String)(implicit mf: Manifest[T]): AttributeKey[T] =
make(name, None, Nil, Int.MaxValue)
def apply[T](name: String, rank: Int)(implicit mf: Manifest[T]): AttributeKey[T] =
make(name, None, Nil, rank)
def apply[T](name: String, description: String)(implicit mf: Manifest[T]): AttributeKey[T] =
apply(name, description, Nil)
def apply[T](name: String, description: String, rank: Int)(implicit mf: Manifest[T]): AttributeKey[T] =
apply(name, description, Nil, rank)
def apply[T](name: String, description: String, extend: Seq[AttributeKey[_]])(implicit mf: Manifest[T]): AttributeKey[T] =
apply(name, description, extend, Int.MaxValue)
def apply[T](name: String, description: String, extend: Seq[AttributeKey[_]], rank: Int)(implicit mf: Manifest[T]): AttributeKey[T] =
make(name, Some(description), extend, rank)
private[this] def make[T](name: String, description0: Option[String], extend0: Seq[AttributeKey[_]], rank0: Int)(implicit mf: Manifest[T]): AttributeKey[T] = new SharedAttributeKey[T] {
def manifest = mf
def label = name
def description = None
def extend = Nil
}
def apply[T](name: String, description0: String)(implicit mf: Manifest[T]): AttributeKey[T] = new SharedAttributeKey[T] {
def manifest = mf
def label = name
def description = Some(description0)
def extend = Nil
}
def apply[T](name: String, description0: String, extend0: Seq[AttributeKey[_]])(implicit mf: Manifest[T]): AttributeKey[T] = new SharedAttributeKey[T] {
def manifest = mf
def label = name
def description = Some(description0)
def description = description0
def extend = extend0
def rank = rank0
}
private[sbt] def local[T](implicit mf: Manifest[T]): AttributeKey[T] = new AttributeKey[T] {
def manifest = mf
@ -52,6 +60,7 @@ object AttributeKey
def extend = Nil
override def toString = label
def isLocal: Boolean = true
def rank = Int.MaxValue
}
private[sbt] final val LocalLabel = "$local"
}