import scala.language.postfixOps import scala.tools.nsc._ import io.Path object Test { val cwd = Option(System.getProperty("partest.cwd")) getOrElse "." val basedir = Path(cwd).parent / "lib" path val baseargs = Array("-usejavacp", "-bootclasspath", basedir + "/scala-library.jar", "-cp", basedir + "/scala-compiler.jar") def main(args: Array[String]): Unit = { Console.withErr(Console.out) { Main process (baseargs ++ "-Xpluginsdir /does/not/exist/foo/quux -Xshow-phases".split(' ')) } } }