Viewing file:  Version.php (4.11 KB) -rw-r--r--
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<?php declare(strict_types = 1);
/*
* This file is part of PharIo\Version.
*
* (c) Arne Blankerts <arne@blankerts.de>, Sebastian Heuer <sebastian@phpeople.de>, Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace PharIo\Version;
class Version {
/** @var VersionNumber */
private $major;
/** @var VersionNumber */
private $minor;
/** @var VersionNumber */
private $patch;
/** @var PreReleaseSuffix */
private $preReleaseSuffix;
/**
* @param string $versionString
*/
public function __construct($versionString) {
$this->ensureVersionStringIsValid($versionString);
}
public function getPreReleaseSuffix(): PreReleaseSuffix {
return $this->preReleaseSuffix;
}
public function getVersionString(): string {
$str = sprintf(
'%d.%d.%d',
$this->getMajor()->getValue(),
$this->getMinor()->getValue(),
$this->getPatch()->getValue()
);
if (!$this->hasPreReleaseSuffix()) {
return $str;
}
return $str . '-' . $this->getPreReleaseSuffix()->asString();
}
public function hasPreReleaseSuffix(): bool {
return $this->preReleaseSuffix !== null;
}
public function equals(Version $other): bool {
return $this->getVersionString() === $other->getVersionString();
}
public function isGreaterThan(Version $version): bool {
if ($version->getMajor()->getValue() > $this->getMajor()->getValue()) {
return false;
}
if ($version->getMajor()->getValue() < $this->getMajor()->getValue()) {
return true;
}
if ($version->getMinor()->getValue() > $this->getMinor()->getValue()) {
return false;
}
if ($version->getMinor()->getValue() < $this->getMinor()->getValue()) {
return true;
}
if ($version->getPatch()->getValue() > $this->getPatch()->getValue()) {
return false;
}
if ($version->getPatch()->getValue() < $this->getPatch()->getValue()) {
return true;
}
if (!$version->hasPreReleaseSuffix() && !$this->hasPreReleaseSuffix()) {
return false;
}
if ($version->hasPreReleaseSuffix() && !$this->hasPreReleaseSuffix()) {
return true;
}
if (!$version->hasPreReleaseSuffix() && $this->hasPreReleaseSuffix()) {
return false;
}
return $this->getPreReleaseSuffix()->isGreaterThan($version->getPreReleaseSuffix());
}
public function getMajor(): VersionNumber {
return $this->major;
}
public function getMinor(): VersionNumber {
return $this->minor;
}
public function getPatch(): VersionNumber {
return $this->patch;
}
private function parseVersion(array $matches): void {
$this->major = new VersionNumber((int)$matches['Major']);
$this->minor = new VersionNumber((int)$matches['Minor']);
$this->patch = isset($matches['Patch']) ? new VersionNumber((int)$matches['Patch']) : new VersionNumber(0);
if (isset($matches['PreReleaseSuffix'])) {
$this->preReleaseSuffix = new PreReleaseSuffix($matches['PreReleaseSuffix']);
}
}
/**
* @param string $version
*
* @throws InvalidVersionException
*/
private function ensureVersionStringIsValid($version): void {
$regex = '/^v?
(?<Major>(0|(?:[1-9]\d*)))
\\.
(?<Minor>(0|(?:[1-9]\d*)))
(\\.
(?<Patch>(0|(?:[1-9]\d*)))
)?
(?:
-
(?<PreReleaseSuffix>(?:(dev|beta|b|rc|alpha|a|patch|p)\.?\d*))
)?
$/xi';
if (\preg_match($regex, $version, $matches) !== 1) {
throw new InvalidVersionException(
\sprintf("Version string '%s' does not follow SemVer semantics", $version)
);
}
$this->parseVersion($matches);
}
}
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