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/* __ *\
** ________ ___ / / ___ Scala API **
** / __/ __// _ | / / / _ | (c) 2003-2011, LAMP/EPFL **
** __\ \/ /__/ __ |/ /__/ __ | http://scala-lang.org/ **
** /____/\___/_/ |_/____/_/ | | **
** |/ **
\* */
package scala.util.grammar
abstract class HedgeRHS
/** Right hand side of a hedge production, deriving a single tree. */
case class ConsRHS(tnt: Int, hnt: Int) extends HedgeRHS
/** Right hand side of a hedge production, deriving any hedge. */
case object AnyHedgeRHS extends HedgeRHS
/** Right hand side of a hedge production, deriving the empty hedge. */
case object EmptyHedgeRHS extends HedgeRHS
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