Method Write

console.go:122–174

Write transforms the JSON input with formatters and appends to w.Out.

(p []byte)

// Write transforms the JSON input with formatters and appends to w.Out.
func (w ConsoleWriter) Write(p []byte) (n int, err error) {
	// Fix color on Windows
	if w.Out == os.Stdout || w.Out == os.Stderr {
		w.Out = colorable.NewColorable(w.Out.(*os.File))
	}

	if w.PartsOrder == nil {
		w.PartsOrder = consoleDefaultPartsOrder()
	}

	var buf = consoleBufPool.Get().(*bytes.Buffer)
	defer func() {
		buf.Reset()
		consoleBufPool.Put(buf)
	}()

	var evt map[string]interface{}
	p = decodeIfBinaryToBytes(p)
	d := json.NewDecoder(bytes.NewReader(p))
	d.UseNumber()
	err = d.Decode(&evt)
	if err != nil {
		return n, fmt.Errorf("cannot decode event: %s", err)
	}

	if w.FormatPrepare != nil {
		err = w.FormatPrepare(evt)
		if err != nil {
			return n, err
		}
	}

	for _, p := range w.PartsOrder {
		w.writePart(buf, evt, p)
	}

	w.writeFields(evt, buf)

	if w.FormatExtra != nil {
		err = w.FormatExtra(evt, buf)
		if err != nil {
			return n, err
		}
	}

	err = buf.WriteByte('\n')
	if err != nil {
		return n, err
	}

	_, err = buf.WriteTo(w.Out)
	return len(p), err
}

// Call the underlying writer's Close method if it is an io.Closer. Otherwise
// does nothing.