/**
* @param string $simple
* @return Primitive[] Collection of primitives matching the simple expression.
*/
public static function parseSimpleExpression($simple)
{
if (!preg_match(self::REGEX_SIMPLE_EXPRESSION, $simple ?: '*', $parts)) {
throw SemverException::format('Could not parse simple constraint "%s"', $simple);
}
$operator = $parts[1];
$partial = str_replace(['*', 'x', 'X'], '*', $parts[3]);
$qualifier = $parts[4];
// Redirect leading wildcard into the universal wildcard primitive right away
if ($partial[0] === '*') {
return [Primitive::getWildcard()];
}
return PrimitiveGenerator::getInstance()->generate($operator, self::expandXRs($partial, $qualifier));
}
/**
* @expectedException \Omines\Semver\Exception\SemverException
* @expectedExceptionMessage Invalid primitive operator "invalid"
*/
public function testInvalidOperatorThrows()
{
$primitive = new Primitive('1.0.0', 'invalid');
$primitive->matches(Version::fromString('1.2.0'));
}
