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<?php declare(strict_types=1); |
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namespace Igni\Storage\Migration; |
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use Igni\Storage\Exception\VersionException; |
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final class Version |
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{ |
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private $major; |
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private $minor; |
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private $patch; |
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public function __construct(int $major, int $minor, int $patch) |
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{ |
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$this->major = $major; |
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$this->minor = $minor; |
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$this->patch = $patch; |
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} |
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public function getMajor(): int |
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{ |
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return $this->major; |
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} |
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public function getMinor(): int |
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{ |
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return $this->minor; |
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} |
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public function getPatch(): int |
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{ |
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return $this->patch; |
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} |
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public function compare(Version $version): int |
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{ |
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if ($version->major > $this->major) { |
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return 1; |
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} else if ($this->major > $version->major) { |
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return -1; |
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} else if ($version->minor > $this->minor) { |
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return 1; |
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} else if ($this->minor > $version->minor) { |
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return -1; |
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} else if ($version->patch > $this->patch) { |
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return 1; |
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} else if ($this->patch > $version->patch) { |
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return -1; |
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} |
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return 0; |
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} |
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public function lowerThan(Version $version): bool |
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{ |
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return $this->compare($version) === 1; |
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} |
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public function lowerOrEquals(Version $version): bool |
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{ |
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return $this->compare($version) >= 0; |
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} |
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public function greaterThan(Version $version): bool |
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{ |
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return $this->compare($version) === -1; |
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} |
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public function greaterOrEquals(Version $version): bool |
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{ |
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return $this->compare($version) <= 0; |
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} |
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public function equals(Version $version): bool |
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{ |
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return $this->compare($version) === 0; |
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} |
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public function equalsLiteral(string $version): bool |
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{ |
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return (string) $this === $version; |
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} |
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public function getNextPatch(): self |
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{ |
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$instance = clone $this; |
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$instance->patch++; |
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return $instance; |
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} |
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public function getNextMinor(): self |
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{ |
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$instance = clone $this; |
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$instance->minor++; |
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return $instance; |
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} |
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public function getNextMajor(): self |
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{ |
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$instance = clone $this; |
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$instance->major++; |
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return $instance; |
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} |
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public static function fromString(string $version): self |
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{ |
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$version = explode('.', $version); |
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if (count($version) !== 3) { |
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throw VersionException::forParseError(implode('.', $version)); |
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} |
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return new self((int) $version[0], (int) $version[1], (int) $version[2]); |
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} |
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public function __toString(): string |
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{ |
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return "{$this->major}.{$this->minor}.{$this->patch}"; |
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} |
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} |
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