clean up imports

1 files changed, 21 insertions, 0 deletions

diff --git a/src/main/scala/org/perl8/test/harness/package.scala b/src/main/scala/org/perl8/test/harness/package.scala
new file mode 100644
index 0000000..a5641e8
--- /dev/null
+++ b/src/main/scala/org/perl8/test/harness/package.scala
@@ -0,0 +1,21 @@
+package org.perl8.test
+
+package object harness {
+  import scala.reflect.{ClassTag,classTag}
+
+  def loadClass[T: ClassTag] (className: String): Class[_] =
+    classTag[T].runtimeClass.getClassLoader.loadClass(className)
+
+  def newInstance[T: ClassTag] (className: String): T =
+    loadClass[T](className).newInstance.asInstanceOf[T]
+
+  def newInstance[T: ClassTag, U <: AnyRef: ClassTag] (
+    className: String,
+    arg: U
+  ): T = {
+    val classObj = loadClass[T](className)
+    val argClassObj = classTag[U].runtimeClass
+    val constructor = classObj.getConstructor(argClassObj)
+    constructor.newInstance(arg).asInstanceOf[T]
+  }
+}