Nette\DI\DependencyChecker::calculateHash PHP Метод

    private static function calculateHash($classes, $functions)
    {
        $hash = [];
        foreach ($classes as $name) {
            try {
                $class = new ReflectionClass($name);
            } catch (\ReflectionException $e) {
                return;
            }
            $hash[] = [$name, PhpReflection::getUseStatements($class), $class->isAbstract()];
            foreach ($class->getProperties(\ReflectionProperty::IS_PUBLIC) as $prop) {
                if ($prop->getDeclaringClass() == $class) {
                    // intentionally ==
                    $hash[] = [$name, $prop->getName(), $prop->getDocComment()];
                }
            }
            foreach ($class->getMethods(ReflectionMethod::IS_PUBLIC) as $method) {
                if ($method->getDeclaringClass() == $class) {
                    // intentionally ==
                    $hash[] = [$name, $method->getName(), $method->getDocComment(), self::hashParameters($method), PHP_VERSION_ID >= 70000 ? $method->getReturnType() : NULL];
                }
            }
        }
        $flip = array_flip($classes);
        foreach ($functions as $name) {
            try {
                $method = strpos($name, '::') ? new ReflectionMethod($name) : new \ReflectionFunction($name);
            } catch (\ReflectionException $e) {
                return;
            }
            $class = $method instanceof ReflectionMethod ? $method->getDeclaringClass() : NULL;
            if ($class && isset($flip[$class->getName()])) {
                continue;
            }
            $hash[] = [$name, $class ? PhpReflection::getUseStatements($method->getDeclaringClass()) : NULL, $method->getDocComment(), self::hashParameters($method), PHP_VERSION_ID >= 70000 ? $method->getReturnType() : NULL];
        }
        return md5(serialize($hash));
    }