src/compiler/scala/tools/nsc/classpath/PackageNameUtils.scala


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/*
 * Copyright (c) 2014 Contributor. All rights reserved.
 */
package scala.tools.nsc.classpath

import scala.tools.nsc.util.ClassPath.RootPackage

/**
 * Common methods related to package names represented as String
 */
object PackageNameUtils {

  /**
   * @param fullClassName full class name with package
   * @return (package, simple class name)
   */
  def separatePkgAndClassNames(fullClassName: String): (String, String) = {
    val lastDotIndex = fullClassName.lastIndexOf('.')
    if (lastDotIndex == -1)
      (RootPackage, fullClassName)
    else
      (fullClassName.substring(0, lastDotIndex), fullClassName.substring(lastDotIndex + 1))
  }

  def packagePrefix(inPackage: String): String = if (inPackage == RootPackage) "" else inPackage + "."
}