Method unmarshalValue

jsonpb/decode.go:410–456

(v protoreflect.Value, in []byte, fd protoreflect.FieldDescriptor)

}

func (u *Unmarshaler) unmarshalValue(v protoreflect.Value, in []byte, fd protoreflect.FieldDescriptor) (protoreflect.Value, error) {
	switch {
	case fd.IsList():
		var jsonArray []json.RawMessage
		if err := json.Unmarshal(in, &jsonArray); err != nil {
			return v, err
		}
		lv := v.List()
		for _, raw := range jsonArray {
			ve, err := u.unmarshalSingularValue(lv.NewElement(), raw, fd)
			if err != nil {
				return v, err
			}
			lv.Append(ve)
		}
		return v, nil
	case fd.IsMap():
		var jsonObject map[string]json.RawMessage
		if err := json.Unmarshal(in, &jsonObject); err != nil {
			return v, err
		}
		kfd := fd.MapKey()
		vfd := fd.MapValue()
		mv := v.Map()
		for key, raw := range jsonObject {
			var kv protoreflect.MapKey
			if kfd.Kind() == protoreflect.StringKind {
				kv = protoreflect.ValueOf(key).MapKey()
			} else {
				v, err := u.unmarshalSingularValue(kfd.Default(), []byte(key), kfd)
				if err != nil {
					return v, err
				}
				kv = v.MapKey()
			}

			vv, err := u.unmarshalSingularValue(mv.NewValue(), raw, vfd)
			if err != nil {
				return v, err
			}
			mv.Set(kv, vv)
		}
		return v, nil
	default:
		return u.unmarshalSingularValue(v, in, fd)
	}
}

var nonFinite = map[string]float64{
	`"NaN"`:       math.NaN(),