code: func New(ctx context.Context, bundleSize int) output.Output {
  	o := logOutput{
  		ctx:        ctx,
  		bundleSize: bundleSize,
  	}
  	o.ctx = log.SetFields(o.ctx, log.Fields{
  		"output": &o,
  	})
  	return &o
  }
docs: // New instantes a new log output instance.