Example #1
0
func commandInfoParser(rd *proto.Reader, n int64) (interface{}, error) {
	var cmd CommandInfo
	var err error

	if n != 6 {
		return nil, fmt.Errorf("redis: got %d elements in COMMAND reply, wanted 6")
	}

	cmd.Name, err = rd.ReadStringReply()
	if err != nil {
		return nil, err
	}

	arity, err := rd.ReadIntReply()
	if err != nil {
		return nil, err
	}
	cmd.Arity = int8(arity)

	flags, err := rd.ReadReply(stringSliceParser)
	if err != nil {
		return nil, err
	}
	cmd.Flags = flags.([]string)

	firstKeyPos, err := rd.ReadIntReply()
	if err != nil {
		return nil, err
	}
	cmd.FirstKeyPos = int8(firstKeyPos)

	lastKeyPos, err := rd.ReadIntReply()
	if err != nil {
		return nil, err
	}
	cmd.LastKeyPos = int8(lastKeyPos)

	stepCount, err := rd.ReadIntReply()
	if err != nil {
		return nil, err
	}
	cmd.StepCount = int8(stepCount)

	for _, flag := range cmd.Flags {
		if flag == "readonly" {
			cmd.ReadOnly = true
			break
		}
	}

	return &cmd, nil
}
Example #2
0
func commandInfoSliceParser(rd *proto.Reader, n int64) (interface{}, error) {
	m := make(map[string]*CommandInfo, n)
	for i := int64(0); i < n; i++ {
		v, err := rd.ReadReply(commandInfoParser)
		if err != nil {
			return nil, err
		}
		vv := v.(*CommandInfo)
		m[vv.Name] = vv

	}
	return m, nil
}
Example #3
0
// Implements proto.MultiBulkParse
func sliceParser(rd *proto.Reader, n int64) (interface{}, error) {
	vals := make([]interface{}, 0, n)
	for i := int64(0); i < n; i++ {
		v, err := rd.ReadReply(sliceParser)
		if err == Nil {
			vals = append(vals, nil)
		} else if err != nil {
			return nil, err
		} else {
			switch vv := v.(type) {
			case []byte:
				vals = append(vals, string(vv))
			default:
				vals = append(vals, v)
			}
		}
	}
	return vals, nil
}
Example #4
0
func geoPosSliceParser(rd *proto.Reader, n int64) (interface{}, error) {
	positions := make([]*GeoPos, 0, n)
	for i := int64(0); i < n; i++ {
		v, err := rd.ReadReply(geoPosParser)
		if err != nil {
			if err == Nil {
				positions = append(positions, nil)
				continue
			}
			return nil, err
		}
		switch v := v.(type) {
		case *GeoPos:
			positions = append(positions, v)
		default:
			return nil, fmt.Errorf("got %T, expected *GeoPos", v)
		}
	}
	return positions, nil
}