def fromClasspath()

in src/main/scala/kotlin/KotlinCompile.scala [150:179]
27 lines of code
1 McCabe index (conditional complexity)

  def fromClasspath(cp: Classpath): KotlinReflection = {
    val cl = ClasspathUtil.toLoader(cp.map(_.data))
    val compilerClass = cl.loadClass("org.jetbrains.kotlin.cli.jvm.K2JVMCompiler")
    val servicesClass = cl.loadClass("org.jetbrains.kotlin.config.Services")
    val messageCollectorClass = cl.loadClass("org.jetbrains.kotlin.cli.common.messages.MessageCollector")
    val commonCompilerArgsClass = cl.loadClass("org.jetbrains.kotlin.cli.common.arguments.CommonCompilerArguments")

    val compilerExec = Try(
      compilerClass.getMethod("exec",
        messageCollectorClass, servicesClass, commonCompilerArgsClass)
      ).toOption.getOrElse {

        val commonToolArguments = cl.loadClass(
          "org.jetbrains.kotlin.cli.common.arguments.CommonToolArguments")
        val clitool = cl.loadClass(
          "org.jetbrains.kotlin.cli.common.CLITool")
        clitool.getMethod("exec",
          messageCollectorClass, servicesClass, commonToolArguments)
      }

    KotlinReflection(
      cl,
      servicesClass,
      compilerClass,
      cl.loadClass("org.jetbrains.kotlin.cli.common.arguments.K2JVMCompilerArguments"),
      messageCollectorClass,
      commonCompilerArgsClass,
      compilerExec,
      servicesClass.getDeclaredField("EMPTY"))
  }