lib/plugins/aws/invokeLocal/index.js/AwsInvokeLocal/getDockerArgsFromOptions
class AwsInvokeLocal:  getDockerArgsFromOptions() {
    const dockerArgOptions = this.options['docker-arg'];
    const dockerArgsFromOptions = _.flatMap(_.concat(dockerArgOptions || []), (dockerArgOption) => {
      const splitItems = dockerArgOption.split(' ');
      return [splitItems[0], splitItems.slice(1).join(' ')];
    });
    return dockerArgsFromOptions;
  }