public function getProcessedHelp()
    {
        $name = $this->name;
        $isSingleCommand = $this->application && $this->application->isSingleCommand();

        $placeholders = [
            '%command.name%',
            '%command.full_name%',
        ];
        $replacements = [
            $name,
            $isSingleCommand ? $_SERVER['PHP_SELF'] : $_SERVER['PHP_SELF'].' '.$name,
        ];

        return str_replace($placeholders, $replacements, $this->getHelp() ?: $this->getDescription());
    }