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fix undefined key suggestion for updating settings

This commit is contained in:
Mark Harrah 2011-08-14 10:53:38 -04:00
parent 8ce9950327
commit 8e4906f410
1 changed files with 2 additions and 2 deletions
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4
util/collection/Settings.scala
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@ -170,12 +170,12 @@ trait Init[Scope]
distances.sortBy(_._1).map(_._2).headOption
}
def refinedDistance(delegates: Scope => Seq[Scope], a: ScopedKey[_], b: ScopedKey[_]): Option[Int] =
if(a.key == b.key)
if(a.key != b.key || a == b) None
else
{
val dist = delegates(a.scope).indexOf(b.scope)
if(dist < 0) None else Some(dist)
}
else None
final class Uninitialized(val undefined: Seq[Undefined], msg: String) extends Exception(msg)
final class Undefined(val definingKey: ScopedKey[_], val referencedKey: ScopedKey[_])