Constraint
3 years ago
Comparator.php
6 years ago
Semver.php
3 years ago
VersionParser.php
3 years ago
Comparator.php
112 lines
| 1 | <?php |
| 2 | |
| 3 | /* |
| 4 | * This file is part of composer/semver. |
| 5 | * |
| 6 | * (c) Composer <https://github.com/composer> |
| 7 | * |
| 8 | * For the full copyright and license information, please view |
| 9 | * the LICENSE file that was distributed with this source code. |
| 10 | */ |
| 11 | |
| 12 | namespace Composer\Semver; |
| 13 | |
| 14 | use Composer\Semver\Constraint\Constraint; |
| 15 | |
| 16 | class Comparator |
| 17 | { |
| 18 | /** |
| 19 | * Evaluates the expression: $version1 > $version2. |
| 20 | * |
| 21 | * @param string $version1 |
| 22 | * @param string $version2 |
| 23 | * |
| 24 | * @return bool |
| 25 | */ |
| 26 | public static function greaterThan($version1, $version2) |
| 27 | { |
| 28 | return self::compare($version1, '>', $version2); |
| 29 | } |
| 30 | |
| 31 | /** |
| 32 | * Evaluates the expression: $version1 >= $version2. |
| 33 | * |
| 34 | * @param string $version1 |
| 35 | * @param string $version2 |
| 36 | * |
| 37 | * @return bool |
| 38 | */ |
| 39 | public static function greaterThanOrEqualTo($version1, $version2) |
| 40 | { |
| 41 | return self::compare($version1, '>=', $version2); |
| 42 | } |
| 43 | |
| 44 | /** |
| 45 | * Evaluates the expression: $version1 < $version2. |
| 46 | * |
| 47 | * @param string $version1 |
| 48 | * @param string $version2 |
| 49 | * |
| 50 | * @return bool |
| 51 | */ |
| 52 | public static function lessThan($version1, $version2) |
| 53 | { |
| 54 | return self::compare($version1, '<', $version2); |
| 55 | } |
| 56 | |
| 57 | /** |
| 58 | * Evaluates the expression: $version1 <= $version2. |
| 59 | * |
| 60 | * @param string $version1 |
| 61 | * @param string $version2 |
| 62 | * |
| 63 | * @return bool |
| 64 | */ |
| 65 | public static function lessThanOrEqualTo($version1, $version2) |
| 66 | { |
| 67 | return self::compare($version1, '<=', $version2); |
| 68 | } |
| 69 | |
| 70 | /** |
| 71 | * Evaluates the expression: $version1 == $version2. |
| 72 | * |
| 73 | * @param string $version1 |
| 74 | * @param string $version2 |
| 75 | * |
| 76 | * @return bool |
| 77 | */ |
| 78 | public static function equalTo($version1, $version2) |
| 79 | { |
| 80 | return self::compare($version1, '==', $version2); |
| 81 | } |
| 82 | |
| 83 | /** |
| 84 | * Evaluates the expression: $version1 != $version2. |
| 85 | * |
| 86 | * @param string $version1 |
| 87 | * @param string $version2 |
| 88 | * |
| 89 | * @return bool |
| 90 | */ |
| 91 | public static function notEqualTo($version1, $version2) |
| 92 | { |
| 93 | return self::compare($version1, '!=', $version2); |
| 94 | } |
| 95 | |
| 96 | /** |
| 97 | * Evaluates the expression: $version1 $operator $version2. |
| 98 | * |
| 99 | * @param string $version1 |
| 100 | * @param string $operator |
| 101 | * @param string $version2 |
| 102 | * |
| 103 | * @return bool |
| 104 | */ |
| 105 | public static function compare($version1, $operator, $version2) |
| 106 | { |
| 107 | $constraint = new Constraint($operator, $version2); |
| 108 | |
| 109 | return $constraint->matches(new Constraint('==', $version1)); |
| 110 | } |
| 111 | } |
| 112 |