Method encodeMap

cjson/encoder.go:231–262

(v reflect.Value, rdser *Serializer, cache *ctagsWCache)

}

func (enc *Encoder) encodeMap(v reflect.Value, rdser *Serializer, cache *ctagsWCache) error {
	keys := v.MapKeys()

	f := fieldInfo{}
	for i, k := range keys {
		keyName := ""
		vv := v.MapIndex(k)
		if i == 0 {
			f = mkFieldInfo(vv, 0, reflect.StructField{})
		}

		switch k.Type().Kind() {
		case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
			keyName = strconv.FormatInt(k.Int(), 10)
		case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
			keyName = strconv.FormatUint(k.Uint(), 10)
		case reflect.String:
			keyName = k.String()
		case reflect.Float32, reflect.Float64:
			keyName = strconv.FormatFloat(k.Float(), 'g', -1, 64)
		default:
			panic(fmt.Errorf("Unsupported map key type %s ", k.Type().Kind().String()))
		}

		f.ctagName = enc.name2tag(keyName)
		err := enc.encodeValue(vv, rdser, f, cache)
		if err != nil {
			return err
		}
	}
	return nil
}

var hexCharToUint = [256]uint64{
	255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,