Platformsh\Cli\Command\CommandBase::getHelper PHP Method

    public function getHelper($name)
    {
        $helper = parent::getHelper($name);
        if ($this->input !== null && $helper instanceof InputAwareInterface) {
            $helper->setInput($this->input);
        }
        if ($this->output !== null && $helper instanceof OutputAwareInterface) {
            $helper->setOutput($this->output);
        }
        return $helper;
    }