<?php

/*
 * This file is part of composer/semver.
 *
 * (c) Composer <https://github.com/composer>
 *
 * For the full copyright and license information, please view
 * the LICENSE file that was distributed with this source code.
 */

namespace Composer\Semver;

use Composer\Semver\Constraint\Constraint;

class Semver
{
    const SORT_ASC = 1;
    const SORT_DESC = -1;

    /** @var VersionParser */
    private static $versionParser;

    /**
     * Determine if given version satisfies given constraints.
     *
     * @param string $version
     * @param string $constraints
     *
     * @return bool
     */
    public static function satisfies($version, $constraints)
    {
        if (null === self::$versionParser) {
            self::$versionParser = new VersionParser();
        }

        $versionParser = self::$versionParser;
        $provider = new Constraint('==', $versionParser->normalize($version));
        $parsedConstraints = $versionParser->parseConstraints($constraints);

        return $parsedConstraints->matches($provider);
    }

    /**
     * Return all versions that satisfy given constraints.
     *
     * @param string[] $versions
     * @param string   $constraints
     *
     * @return string[]
     */
    public static function satisfiedBy(array $versions, $constraints)
    {
        $versions = array_filter($versions, function ($version) use ($constraints) {
            return Semver::satisfies($version, $constraints);
        });

        return array_values($versions);
    }

    /**
     * Sort given array of versions.
     *
     * @param string[] $versions
     *
     * @return string[]
     */
    public static function sort(array $versions)
    {
        return self::usort($versions, self::SORT_ASC);
    }

    /**
     * Sort given array of versions in reverse.
     *
     * @param string[] $versions
     *
     * @return string[]
     */
    public static function rsort(array $versions)
    {
        return self::usort($versions, self::SORT_DESC);
    }

    /**
     * @param string[] $versions
     * @param int      $direction
     *
     * @return string[]
     */
    private static function usort(array $versions, $direction)
    {
        if (null === self::$versionParser) {
            self::$versionParser = new VersionParser();
        }

        $versionParser = self::$versionParser;
        $normalized = array();

        // Normalize outside of usort() scope for minor performance increase.
        // Creates an array of arrays: [[normalized, key], ...]
        foreach ($versions as $key => $version) {
            $normalizedVersion = $versionParser->normalize($version);
            $normalizedVersion = $versionParser->normalizeDefaultBranch($normalizedVersion);
            $normalized[] = array($normalizedVersion, $key);
        }

        usort($normalized, function (array $left, array $right) use ($direction) {
            if ($left[0] === $right[0]) {
                return 0;
            }

            if (Comparator::lessThan($left[0], $right[0])) {
                return -$direction;
            }

            return $direction;
        });

        // Recreate input array, using the original indexes which are now in sorted order.
        $sorted = array();
        foreach ($normalized as $item) {
            $sorted[] = $versions[$item[1]];
        }

        return $sorted;
    }
}

• [D] Constraint
• [F] Comparator.php
  Delete
• [F] CompilingMatcher.php
  Delete
• [F] Interval.php
  Delete
• [F] Intervals.php
  Delete
• [F] Semver.php
  Delete
• [F] VersionParser.php
  Delete

Contact Section

Get in Touch with Us for Any Questions or Support

We’d love to hear from you! Whether you have questions, feedback, or need support, our team is here to help. Reach out to us via email, phone, or visit our office. We’re committed to providing you with exceptional service and ensuring your experience with NFC Pay is seamless and satisfying. Let’s connect!

Name*

Email*

Message*

Send Message

Our Location

20-22 Wenlock Road, England, N1 7GU

Call us on: +03601 885399

Our office hours Monday–Friday, 9am - 9pm

Email us directly

support@example.com