Method AnErr

event.go:422–441

AnErr adds the field key with serialized err to the *Event context. If err is nil, no field is added.

(key string, err error)

// AnErr adds the field key with serialized err to the *Event context.
// If err is nil, no field is added.
func (e *Event) AnErr(key string, err error) *Event {
	if e == nil {
		return e
	}
	switch m := ErrorMarshalFunc(err).(type) {
	case nil:
		return e
	case LogObjectMarshaler:
		return e.Object(key, m)
	case error:
		if isNilValue(m) {
			return e
		}
		return e.Str(key, m.Error())
	case string:
		return e.Str(key, m)
	default:
		return e.Interface(key, m)
	}
}

// Errs adds the field key with errs as an array of serialized errors to the
// *Event context.