Comparator.php in Zircon Profile 8

Namespace

Composer\Semver

File

vendor/composer/semver/src/Comparator.php

<?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 Comparator {

  /**
   * Evaluates the expression: $version1 > $version2.
   *
   * @param string $version1
   * @param string $version2
   *
   * @return bool
   */
  public static function greaterThan($version1, $version2) {
    return self::compare($version1, '>', $version2);
  }

  /**
   * Evaluates the expression: $version1 >= $version2.
   *
   * @param string $version1
   * @param string $version2
   *
   * @return bool
   */
  public static function greaterThanOrEqualTo($version1, $version2) {
    return self::compare($version1, '>=', $version2);
  }

  /**
   * Evaluates the expression: $version1 < $version2.
   *
   * @param string $version1
   * @param string $version2
   *
   * @return bool
   */
  public static function lessThan($version1, $version2) {
    return self::compare($version1, '<', $version2);
  }

  /**
   * Evaluates the expression: $version1 <= $version2.
   *
   * @param string $version1
   * @param string $version2
   *
   * @return bool
   */
  public static function lessThanOrEqualTo($version1, $version2) {
    return self::compare($version1, '<=', $version2);
  }

  /**
   * Evaluates the expression: $version1 == $version2.
   *
   * @param string $version1
   * @param string $version2
   *
   * @return bool
   */
  public static function equalTo($version1, $version2) {
    return self::compare($version1, '==', $version2);
  }

  /**
   * Evaluates the expression: $version1 != $version2.
   *
   * @param string $version1
   * @param string $version2
   *
   * @return bool
   */
  public static function notEqualTo($version1, $version2) {
    return self::compare($version1, '!=', $version2);
  }

  /**
   * Evaluates the expression: $version1 $operator $version2.
   *
   * @param string $version1
   * @param string $operator
   * @param string $version2
   *
   * @return bool
   */
  public static function compare($version1, $operator, $version2) {
    $constraint = new Constraint($operator, $version2);
    return $constraint
      ->matches(new Constraint('==', $version1));
  }

}

Classes

Name	Description
Comparator