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in cyclic error message, put each node string on different line

This commit is contained in:
Mark Harrah 2011-11-05 08:40:16 -04:00
parent 1578dcc46f
commit b94c6e8949
1 changed files with 3 additions and 1 deletions
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4
util/collection/Dag.scala
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@ -55,7 +55,9 @@ object Dag
finished;
}
final class Cyclic(val value: Any, val all: List[Any], val complete: Boolean)
extends Exception( "Cyclic reference involving " + (if(complete) all.mkString(", ") else value) )
extends Exception( "Cyclic reference involving " +
(if(complete) all.mkString("\n ", "\n ", "") else value)
)
{
def this(value: Any) = this(value, value :: Nil, false)
def ::(a: Any): Cyclic =