/**
* Parse a string into a SemVer Version
*
* @throws InvalidArgumentException
*
* @param string $string
* @return SemVerVersion
**/
public static function parse($string)
{
$matches = Regex::matchSemVer($string);
// Parse the SemVer root
$version = VersionableParser::parse($matches[1], 'Naneau\\SemVer\\Version');
// There is a pre-release part
if (!empty($matches['prerelease'])) {
$version->setPreRelease(PreReleaseParser::parse(ltrim($matches['prerelease'], '-')));
}
// There is a build number
if (!empty($matches['build'])) {
$version->setBuild(BuildParser::parse(ltrim($matches['build'], '+')));
}
// Return
return $version;
}
/**
* Parse pre release version string
*
* @param string
* @return PreReleaseVersion
**/
public static function parse($string)
{
// Type X.Y.Z, can be parsed as Versionable
if (substr_count($string, '.') === 2) {
return VersionableParser::parse($string, 'Naneau\\SemVer\\Version\\PreRelease');
}
$preRelease = new PreReleaseVersion();
$parts = explode('.', $string);
// Sanity check
if (count($parts) === 0) {
return $preRelease;
}
// Set the greek name
$preRelease->setGreek($parts[0]);
// If there's another part it's a release number
if (isset($parts[1])) {
$preRelease->setReleaseNumber((int) $parts[1]);
}
return $preRelease;
}
