Function encode

map.go:73–120

(v interface{})

}

func encode(v interface{}) []byte {
	if vr, ok := v.(driver.Valuer); ok {
		var err error
		v, err = vr.Value()
		if err != nil {
			return encodeJSON(fmt.Sprintf("error calling Value: %v", err))
		}
	}

	switch v := v.(type) {
	case json.Marshaler:
		return encodeJSON(v)
	case xerrors.Formatter:
		return encode(errorChain(v))
	}

	rv := reflect.Indirect(reflect.ValueOf(v))
	if !rv.IsValid() {
		return encodeJSON(v)
	}

	if rv.Kind() == reflect.Struct {
		b, ok := encodeStruct(rv)
		if ok {
			return b
		}
	}

	switch v.(type) {
	case error, fmt.Stringer:
		return encode(fmt.Sprint(v))
	}

	switch rv.Type().Kind() {
	case reflect.Slice:
		if !rv.IsNil() {
			return marshalList(rv)
		}
	case reflect.Array:
		return marshalList(rv)
	case reflect.Struct, reflect.Chan, reflect.Complex64, reflect.Complex128, reflect.Func:
		// These types cannot be directly encoded with json.Marshal.
		// See https://golang.org/pkg/encoding/json/#Marshal
		return encodeJSON(fmt.Sprintf("%+v", v))
	}

	return encodeJSON(v)
}

func encodeStruct(rv reflect.Value) ([]byte, bool) {
	if rv.Kind() == reflect.Struct {