Escaped Mutant: --- Original +++ New @@ @@ } public static function fromPrevious(FileWriterException $previous) : self { - return new self($previous->getMessage(), 0, $previous); + return new self($previous->getMessage(), -1, $previous); } }

Escaped Mutant: --- Original +++ New @@ @@ } public static function fromPrevious(FileWriterException $previous) : self { - return new self($previous->getMessage(), 0, $previous); + return new self($previous->getMessage(), 1, $previous); } }

Escaped Mutant: --- Original +++ New @@ @@ assert(is_a($generatedClassName, $className, true)); return $generatedClassName; } - $proxyParameters = ['className' => $className, 'factory' => static::class, 'proxyManagerVersion' => Version::getVersion(), 'proxyOptions' => $proxyOptions]; + $proxyParameters = ['factory' => static::class, 'proxyManagerVersion' => Version::getVersion(), 'proxyOptions' => $proxyOptions]; $proxyClassName = $this->configuration->getClassNameInflector()->getProxyClassName($className, $proxyParameters); if (!class_exists($proxyClassName)) { $this->generateProxyClass($proxyClassName, $className, $proxyParameters, $proxyOptions);

Escaped Mutant: --- Original +++ New @@ @@ } protected function getGenerator() : ProxyGeneratorInterface { - return $this->generator ?? ($this->generator = new RemoteObjectGenerator()); + return ($this->generator = new RemoteObjectGenerator()) ?? $this->generator; } }

Escaped Mutant: --- Original +++ New @@ @@ public function __construct(ReflectionClass $originalClass, string $name, array $parameters = []) { parent::__construct($name, $parameters, self::FLAG_PUBLIC); - $this->setReturnsReference(strtolower($name) === '__get'); + $this->setReturnsReference($name === '__get'); if (!$originalClass->hasMethod($name)) { return; }

Escaped Mutant: --- Original +++ New @@ @@ { /** @var static $method */ $method = parent::copyMethodSignature($reflectionMethod); - $method->setInterface(false); + $method->setBody(''); return $method; }

Escaped Mutant: --- Original +++ New @@ @@ /** @var static $method */ $method = parent::copyMethodSignature($reflectionMethod); $method->setInterface(false); - $method->setBody(''); + return $method; } /**

Escaped Mutant: --- Original +++ New @@ @@ { /** @var string|null $salt */ static $salt; - $salt ??= self::loadBaseHashSalt(); + $salt = self::loadBaseHashSalt(); $suffix = substr(sha1($name . $salt), 0, 5); if (!preg_match(self::VALID_IDENTIFIER_FORMAT, $name)) { return self::DEFAULT_IDENTIFIER . $suffix;

Escaped Mutant: --- Original +++ New @@ @@ { /** @var string|null $salt */ static $salt; - $salt ??= self::loadBaseHashSalt(); + $salt = self::loadBaseHashSalt(); $suffix = substr(sha1($name . $salt), 0, 5); if (!preg_match(self::VALID_IDENTIFIER_FORMAT, $name)) { return self::DEFAULT_IDENTIFIER . $suffix;