public void accept(@NotNull JFlexVisitor visitor) {
   visitor.visitMacroRefExpression(this);
 }
 public void accept(@NotNull JFlexVisitor visitor) {
   visitor.visitLexicalRulesSection(this);
 }
 public void accept(@NotNull PsiElementVisitor visitor) {
   if (visitor instanceof JFlexVisitor) ((JFlexVisitor) visitor).visitLiteralExpression(this);
   else super.accept(visitor);
 }