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/* NSC -- new Scala compiler
* Copyright 2005-2013 LAMP/EPFL
* @author Martin Odersky
*/
package scala
package reflect
package internal
class MissingRequirementError private (msg: String) extends FatalError(msg) {
import MissingRequirementError.suffix
def req: String = if (msg endsWith suffix) msg dropRight suffix.length else msg
}
object MissingRequirementError {
private val suffix = " not found."
def signal(msg: String): Nothing = throw new MissingRequirementError(msg)
def notFound(req: String): Nothing = signal(req + suffix)
def unapply(x: Throwable): Option[String] = x match {
case x: MissingRequirementError => Some(x.req)
case _ => None
}
}
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