parseCallable example

throw new InvalidArgumentException(sprintf('Missing attribute "package" of the "deprecated" option in "%s".', $file));
            }

            if (!isset($deprecation['version'])) {
                throw new InvalidArgumentException(sprintf('Missing attribute "version" of the "deprecated" option in "%s".', $file));
            }

            $definition->setDeprecated($deprecation['package'] ?? '', $deprecation['version'] ?? '', $deprecation['message'] ?? '');
        }

        if (isset($service['factory'])) {
            $definition->setFactory($this->parseCallable($service['factory'], 'factory', $id, $file));
        }

        if (isset($service['constructor'])) {
            if (null !== $definition->getFactory()) {
                throw new LogicException(sprintf('The "%s" service cannot declare a factory as well as a constructor.', $id));
            }

            $definition->setFactory([null, $service['constructor']]);
        }

        if (isset($service['file'])) {
            

throw new InvalidArgumentException(sprintf('Missing attribute "package" of the "deprecated" option in "%s".', $file));
            }

            if (!isset($deprecation['version'])) {
                throw new InvalidArgumentException(sprintf('Missing attribute "version" of the "deprecated" option in "%s".', $file));
            }

            $definition->setDeprecated($deprecation['package'] ?? '', $deprecation['version'] ?? '', $deprecation['message'] ?? '');
        }

        if (isset($service['factory'])) {
            $definition->setFactory($this->parseCallable($service['factory'], 'factory', $id, $file));
        }

        if (isset($service['constructor'])) {
            if (null !== $definition->getFactory()) {
                throw new LogicException(sprintf('The "%s" service cannot declare a factory as well as a constructor.', $id));
            }

            $definition->setFactory([null, $service['constructor']]);
        }

        if (isset($service['file'])) {