src/Bootstrap/Elements/ControlWrapper.php
public function wrapControlIn($wrapper)
    {
        if ($wrapper === null)
        {
            return $this;
        }

        $element = clone $this;
        $element->controlWrapper = $wrapper;

        return $element;
    }
public function wrapControlIn($wrapper)
    {
        if ($wrapper === null)
        {
            return $this;
        }

        $element = clone $this;
        $element->controlWrapper = $wrapper;

        return $element;
    }
@param \Spatie\Html\BaseElement $wrapper

@return static