package net.sourceforge.phpdt.internal.compiler.ast;

import net.sourceforge.phpdt.internal.compiler.ast.declarations.VariableUsage;

import java.util.List;
import java.util.ArrayList;

/**
 * Here are php comment.
 * @author Matthieu Casanova
 */
public abstract class AbstractPHPComment extends AstNode {

  /**
   * Create a comment giving starting and ending offset.
   * @param sourceStart starting offset
   * @param sourceEnd ending offset
   */
  public AbstractPHPComment(final int sourceStart, final int sourceEnd) {
    super(sourceStart, sourceEnd);
  }

  /**
   * Get the variables from outside (parameters, globals ...)
   * @return an empty list
   */
  public List getOutsideVariable() {
    return new ArrayList();
  }

  /**
   * get the modified variables.
   * @return an empty list
   */
  public List getModifiedVariable() {
    return new ArrayList();
  }

  /**
   * Get the variables used.
   * @return an empty list
   */
  public List getUsedVariable() {
    return new ArrayList();
  }
}