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/* NSC -- new Scala compiler
* Copyright 2005-2013 LAMP/EPFL
* @author Lex Spoon
*/
package scala.tools.nsc
import java.net.URL
import util.Exceptional.unwrap
import scala.reflect.internal.util.ScalaClassLoader
trait CommonRunner {
/** Run a given object, specified by name, using a
* specified classpath and argument list.
*
* @throws ClassNotFoundException
* @throws NoSuchMethodException
* @throws InvocationTargetException
*/
def run(urls: Seq[URL], objectName: String, arguments: Seq[String]) {
(ScalaClassLoader fromURLs urls).run(objectName, arguments)
}
/** Catches exceptions enumerated by run (in the case of InvocationTargetException,
* unwrapping it) and returns it any thrown in Left(x).
*/
def runAndCatch(urls: Seq[URL], objectName: String, arguments: Seq[String]): Either[Throwable, Boolean] = {
try { run(urls, objectName, arguments) ; Right(true) }
catch { case e: Throwable => Left(unwrap(e)) }
}
}
/** An object that runs another object specified by name.
*
* @author Lex Spoon
* @version 1.1, 2007/7/13
*/
object ObjectRunner extends CommonRunner { }
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