compile scala dynamically

invoke-compiler.scala

import scala.tools.nsc._
import java.io._


val scalaLibraryPath = "/Users/wfaler/.ivy2/cache/org.scala-lang/scala-library/jars/scala-library-2.11.2.jar"
val s = new Settings()
s.bootclasspath.append(scalaLibraryPath)
s.classpath.append(scalaLibraryPath)
val g = new Global(s) 

val run = new g.Run  

run.compile(List("test.scala"))  // invoke compiler. it creates Test.class.

val classLoader = new java.net.URLClassLoader(
    Array(new File(".").toURI.toURL),  // Using current directory.
    this.getClass.getClassLoader)

val clazz = classLoader.loadClass("Test") // load class 

clazz.newInstance