Util.jadd

aspect Util {
  static String ASTNode.capitalize(String s) {
    if (s == null) return null;
    if (s.isEmpty()) return "";
    return Character.toUpperCase(s.charAt(0)) + s.substring(1);
  }
  protected T JastAddList.firstChild() { return getChild(0); }
  protected T JastAddList.lastChild() { return getChild(getNumChild() - 1); }
}