Method processSingleOption

/**
 * Handles the command when a single option is requested
 *
 * @param   string  $option  The option we want to get its value
 *
 * @return integer
 *
 * @since 4.0.0
 */
public function processSingleOption($option) : int
{
    $configs = $this->getApplication()->getConfig()->toArray();
    if (!array_key_exists($option, $configs)) {
        $this->ioStyle->error("Can't find option *{$option}* in configuration list");
        return self::CONFIG_GET_OPTION_NOT_FOUND;
    }
    $value = $this->formatConfigValue($this->getApplication()->get($option));
    $this->ioStyle->table(['Option', 'Value'], [[$option, $value]]);
    return self::CONFIG_GET_SUCCESSFUL;
}