scala.tools.nsc.util.Exceptional.scala Maven / Gradle / Ivy

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Compiler for the SubScript extension of the Scala Programming Language

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package scala.tools.nsc
package util

import java.util.concurrent.ExecutionException
import java.lang.reflect.{ InvocationTargetException, UndeclaredThrowableException }

object Exceptional {
  def unwrap(x: Throwable): Throwable = x match {
    case  _: InvocationTargetException |
          _: ExceptionInInitializerError |
          _: UndeclaredThrowableException |
          _: ExecutionException
            if x.getCause != null =>
              unwrap(x.getCause)

    case _ => x
  }
}