Interface LevelWriter

writer.go:15–18

LevelWriter defines as interface a writer may implement in order to receive level information with payload.

// LevelWriter defines as interface a writer may implement in order
// to receive level information with payload.
type LevelWriter interface {
	io.Writer
	WriteLevel(level Level, p []byte) (n int, err error)
}

// LevelWriterAdapter adapts an io.Writer to support the LevelWriter interface.
type LevelWriterAdapter struct {