@Override
    public void visitUnaryExpression(@NotNull GrUnaryExpression expression) {
      super.visitUnaryExpression(expression);

      final IElementType op = expression.getOperationTokenType();
      if (op == GroovyTokenTypes.mINC || op == GroovyTokenTypes.mDEC) {
        check(expression.getOperand());
      }
    }
@Override
    public void visitUnaryExpression(@NotNull GrUnaryExpression expression)