Neos\FluidAdaptor\View\TemplatePaths::setOption PHP Method

    public function setOption($optionName, $value)
    {
        $this->options[$optionName] = $value;
        if (ObjectAccess::isPropertySettable($this, $optionName)) {
            ObjectAccess::setProperty($this, $optionName, $value);
        }
    }