esndjson

type Exporter interface {
	Run(ctx context.Context) (err error)
}

type ExporterOptions struct {
	// elasticsearch url
	URL string
	// elasticsearch sniff
	Sniff bool
	// local directory
	Dir string
	// index to exportSection
	Index string
	// bulk
	Bulk int
	// section key for term aggregation and term search
	SectionKey string
	// concurrency
	Concurrency int
	// compress level
	CompressLevel int
	// logger
	Logger Logger
}

type Logger func(layout string, items ...interface{})