N98\Util\Console\Enabler

Complexity

Total Complexity

5

Size/Duplication

Total Lines	37
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	1

Importance

Changes	1
Bugs	0	Features	0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	4	1
A	functionExists()	0	4	1
A	operatingSystemIsNotWindows()	0	4	1
A	assert()	0	10	2

<?php
/*
 * @author Tom Klingenberg <https://github.com/ktomk>
 */

namespace N98\Util\Console;

use N98\Util\OperatingSystem;
use RuntimeException;
use Symfony\Component\Console\Command\Command;

/**
 * Class Enabler
 *
 * Utility class to check console command requirements to be "enabled".
 *
 * @see N98\Magento\Command\Database\DumpCommand::execute()
 *
 * @package N98\Util\Console
 */
class Enabler
{
    /**
     * @var Command
     */
    private $command;

    public function __construct(Command $command)
    {
        $this->command = $command;
    }

    public function functionExists($name)
    {
        $this->assert(function_exists($name), sprintf('function "%s" is not available', $name));
    }

    public function operatingSystemIsNotWindows()
    {
        $this->assert(!OperatingSystem::isWindows(), "operating system is windows");
    }

    /**
     * @param $condition
     * @param $message
     */
    private function assert($condition, $message)
    {
        if ($condition) {
            return;
        }

        throw new RuntimeException(
            sprintf('Command %s is not available because %s.', $this->command->getName(), $message)
        );
    }
}