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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 string */
private $originalVersionString;
/** @var VersionNumber */
private $major;
/** @var VersionNumber */
private $minor;
/** @var VersionNumber */
private $patch;
/** @var null|PreReleaseSuffix */
private $preReleaseSuffix;
/** @var null|BuildMetaData */
private $buildMetadata;
public function __construct(string $versionString) {
$this->ensureVersionStringIsValid($versionString);
$this->originalVersionString = $versionString;
}
/**
* @throws NoPreReleaseSuffixException
*/
public function getPreReleaseSuffix(): PreReleaseSuffix {
if ($this->preReleaseSuffix === null) {
throw new NoPreReleaseSuffixException('No pre-release suffix set');
}
return $this->preReleaseSuffix;
}
public function getOriginalString(): string {
return $this->originalVersionString;
}
public function getVersionString(): string {
$str = \sprintf(
'%d.%d.%d',
$this->getMajor()->getValue() ?? 0,
$this->getMinor()->getValue() ?? 0,
$this->getPatch()->getValue() ?? 0
);
if (!$this->hasPreReleaseSuffix()) {
return $str;
}
return $str . '-' . $this->getPreReleaseSuffix()->asString();
}
public function hasPreReleaseSuffix(): bool {
return $this->preReleaseSuffix !== null;
}
public function equals(Version $other): bool {
if ($this->getVersionString() !== $other->getVersionString()) {
return false;
}
if ($this->hasBuildMetaData() !== $other->hasBuildMetaData()) {
return false;
}
if ($this->hasBuildMetaData() && $other->hasBuildMetaData() &&
!$this->getBuildMetaData()->equals($other->getBuildMetaData())) {
return false;
}
return true;
}
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;
}
/**
* @psalm-assert-if-true BuildMetaData $this->buildMetadata
* @psalm-assert-if-true BuildMetaData $this->getBuildMetaData()
*/
public function hasBuildMetaData(): bool {
return $this->buildMetadata !== null;
}
/**
* @throws NoBuildMetaDataException
*/
public function getBuildMetaData(): BuildMetaData {
if (!$this->hasBuildMetaData()) {
throw new NoBuildMetaDataException('No build metadata set');
}
return $this->buildMetadata;
}
/**
* @param string[] $matches
*
* @throws InvalidPreReleaseSuffixException
*/
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']) && $matches['PreReleaseSuffix'] !== '') {
$this->preReleaseSuffix = new PreReleaseSuffix($matches['PreReleaseSuffix']);
}
if (isset($matches['BuildMetadata'])) {
$this->buildMetadata = new BuildMetaData($matches['BuildMetadata']);
}
}
/**
* @param string $version
*
* @throws InvalidVersionException
*/
private function ensureVersionStringIsValid($version): void {
$regex = '/^v?
(?P<Major>0|[1-9]\d*)
\\.
(?P<Minor>0|[1-9]\d*)
(\\.
(?P<Patch>0|[1-9]\d*)
)?
(?:
-
(?<PreReleaseSuffix>(?:(dev|beta|b|rc|alpha|a|patch|p|pl)\.?\d*))
)?
(?:
\\+
(?P<BuildMetadata>[0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-@]+)*)
)?
$/xi';
if (\preg_match($regex, $version, $matches) !== 1) {
throw new InvalidVersionException(
\sprintf("Version string '%s' does not follow SemVer semantics", $version)
);
}
$this->parseVersion($matches);
}
}
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