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Standard library for the SubScript extension of the Scala Programming Language
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/*                     __                                               *\
**     ________ ___   / /  ___     Scala API                            **
**    / __/ __// _ | / /  / _ |    (c) 2003-2013, LAMP/EPFL             **
**  __\ \/ /__/ __ |/ /__/ __ |    http://scala-lang.org/               **
** /____/\___/_/ |_/____/_/ | |                                         **
**                          |/                                          **
\*                                                                      */

package scala
package collection
package script

import mutable.ArrayBuffer

/** Class `Message` represents messages that are issued by observable
 *  collection classes whenever a data structure is changed. Class `Message`
 *  has several subclasses for the various kinds of events: `Update`
 *  `Remove`, `Include`, `Reset`, and `Script`.
 *
 *  @author  Matthias Zenger
 *  @version 1.0, 08/07/2003
 *  @since   2.8
 */
@deprecated("Scripting is deprecated.", "2.11.0")
trait Message[+A]

/** This observable update refers to inclusion operations that add new elements
 *  to collection classes.
 *
 *  @author  Matthias Zenger
 *  @version 1.0, 08/07/2003
 */
@deprecated("Scripting is deprecated.", "2.11.0")
case class Include[+A](location: Location, elem: A) extends Message[A] {
  def this(elem: A) = this(NoLo, elem)
}

/** This observable update refers to destructive modification operations
 *  of elements from collection classes.
 *
 *  @author  Matthias Zenger
 *  @version 1.0, 08/07/2003
 */
@deprecated("Scripting is deprecated.", "2.11.0")
case class Update[+A](location: Location, elem: A) extends Message[A] {
  def this(elem: A) = this(NoLo, elem)
}

/** This observable update refers to removal operations of elements
 *  from collection classes.
 *
 *  @author  Matthias Zenger
 *  @version 1.0, 08/07/2003
 */
@deprecated("Scripting is deprecated.", "2.11.0")
case class Remove[+A](location: Location, elem: A) extends Message[A] {
  def this(elem: A) = this(NoLo, elem)
}

/** This command refers to reset operations.
 *
 *  @author  Matthias Zenger
 *  @version 1.0, 08/07/2003
 */
@deprecated("Scripting is deprecated.", "2.11.0")
case class Reset[+A]() extends Message[A]

/** Objects of this class represent compound messages consisting
 *  of a sequence of other messages.
 *
 *  @author  Matthias Zenger
 *  @version 1.0, 10/05/2004
 */
@deprecated("Scripting is deprecated.", "2.11.0")
class Script[A] extends ArrayBuffer[Message[A]] with Message[A] {

  override def toString(): String = {
    var res = "Script("
    val it = this.iterator
    var i = 1
    while (it.hasNext) {
      if (i > 1)
        res = res + ", "
      res = res + "[" + i + "] " + it.next
      i += 1
    }
    res + ")"
  }
}