//
// This software is now distributed according to
// the Lesser Gnu Public License.  Please see
// http://www.gnu.org/copyleft/lesser.txt for
// the details.
//    -- Happy Computing!
//
package com.stevesoft.pat;

import java.util.Hashtable;

/** This class represents the \G pattern element. */
class BackG extends Pattern
{
  char c, altc, altc2;

  int mask;

  public BackG()
  {
  }

  public int matchInternal(int pos, Pthings pt)
  {
    return pos == pt.lastPos ? nextMatch(pos, pt) : -1;
  }

  public String toString()
  {
    return "\\G" + nextString();
  }

  public patInt minChars()
  {
    return new patInt(1);
  }

  public patInt maxChars()
  {
    return new patInt(1);
  }

  Pattern clone1(Hashtable h)
  {
    return new BackG();
  }
}
