• 设为首页
  • 点击收藏
  • 手机版
    手机扫一扫访问
    迪恩网络手机版
  • 关注官方公众号
    微信扫一扫关注
    迪恩网络公众号

Golang errors.Errorf函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Golang中github.com/wandoulabs/redis-port/pkg/libs/errors.Errorf函数的典型用法代码示例。如果您正苦于以下问题:Golang Errorf函数的具体用法?Golang Errorf怎么用?Golang Errorf使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了Errorf函数的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: getMembers

func (o *setRow) getMembers(r rpdbReader, count int64) ([][]byte, error) {
	it := r.getIterator()
	defer r.putIterator(it)
	var members [][]byte
	for pfx := it.SeekTo(o.DataKeyPrefix()); count > 0 && it.Valid(); it.Next() {
		key := it.Key()
		if !bytes.HasPrefix(key, pfx) {
			break
		}
		sfx := key[len(pfx):]
		if err := o.ParseDataKeySuffix(sfx); err != nil {
			return nil, err
		}
		if err := o.ParseDataValue(it.Value()); err != nil {
			return nil, err
		}
		if len(o.Member) == 0 {
			return nil, errors.Errorf("len(member) = %d", len(o.Member))
		}
		members = append(members, o.Member)
		count--
	}
	if err := it.Error(); err != nil {
		return nil, err
	}
	if len(members) == 0 {
		return nil, errors.Errorf("len(members) = %d, set.size = %d", len(members), o.Size)
	}
	return members, nil
}
开发者ID:fengshao0907,项目名称:rpdb,代码行数:30,代码来源:set.go


示例2: getAllValues

func (o *hashRow) getAllValues(r rpdbReader) ([][]byte, error) {
	it := r.getIterator()
	defer r.putIterator(it)
	var values [][]byte
	for pfx := it.SeekTo(o.DataKeyPrefix()); it.Valid(); it.Next() {
		key := it.Key()
		if !bytes.HasPrefix(key, pfx) {
			break
		}
		if err := o.ParseDataValue(it.Value()); err != nil {
			return nil, err
		}
		if len(o.Value) == 0 {
			return nil, errors.Errorf("len(value) = %d", len(o.Value))
		}
		values = append(values, o.Value)
	}
	if err := it.Error(); err != nil {
		return nil, err
	}
	if len(values) == 0 || int64(len(values)) != o.Size {
		return nil, errors.Errorf("len(values) = %d, hash.size = %d", len(values), o.Size)
	}
	return values, nil
}
开发者ID:fengshao0907,项目名称:rpdb,代码行数:25,代码来源:hash.go


示例3: ParseFloat64

func ParseFloat64(i interface{}) (float64, error) {
	if v, ok := Num64(i); ok {
		switch x := v.(type) {
		case int64:
			return float64(x), nil
		case uint64:
			return float64(x), nil
		case float64:
			switch {
			case math.IsNaN(x):
				return 0, errors.Errorf("parse nan float64")
			case math.IsInf(x, 0):
				return 0, errors.Errorf("parse inf float64")
			}
			return float64(x), nil
		default:
			return 0, errors.Errorf("parse float64 from unknown num64")
		}
	} else {
		var s string
		switch x := i.(type) {
		case nil:
			return 0, errors.Errorf("parse float64 from nil")
		case string:
			s = x
		case []byte:
			s = string(x)
		default:
			return 0, errors.Errorf("parse float64 from <%s>", reflect.TypeOf(i))
		}
		f, err := strconv.ParseFloat(s, 64)
		return f, errors.Trace(err)
	}
}
开发者ID:TigerZhang,项目名称:redis-port,代码行数:34,代码来源:strconv.go


示例4: decodeRawBytes

func decodeRawBytes(r *BufReader, err error, refs ...interface{}) error {
	if err != nil {
		return err
	}
	if len(refs) == 0 {
		if r.Len() != 0 {
			return errors.Trace(ErrNotMatched)
		}
		return nil
	}
	for _, i := range refs {
		switch x := i.(type) {
		case byte:
			if v, err := r.ReadByte(); err != nil {
				return err
			} else if v != x {
				return errors.Errorf("read byte %d, expect %d", v, x)
			}
		case ObjectCode:
			if v, err := r.ReadByte(); err != nil {
				return err
			} else if v != byte(x) {
				return errors.Errorf("read code [%s], expect [%s]", ObjectCode(v), x)
			}
		case *[]byte:
			p, err := r.ReadVarbytes()
			if err != nil {
				return err
			}
			*x = p
		case *uint32:
			v, err := r.ReadUvarint()
			if err != nil {
				return err
			}
			*x = uint32(v)
		case *uint64:
			v, err := r.ReadUvarint()
			if err != nil {
				return err
			}
			*x = v
		case *int64:
			v, err := r.ReadVarint()
			if err != nil {
				return err
			}
			*x = v
		case *float64:
			v, err := r.ReadFloat64()
			if err != nil {
				return err
			}
			*x = v
		default:
			log.Panicf("unsupported type in row value: %+v", x)
		}
	}
	return nil
}
开发者ID:fengshao0907,项目名称:rpdb,代码行数:60,代码来源:row.go


示例5: getAllFields

func (o *hashRow) getAllFields(r rpdbReader) ([][]byte, error) {
	it := r.getIterator()
	defer r.putIterator(it)
	var fields [][]byte
	for pfx := it.SeekTo(o.DataKeyPrefix()); it.Valid(); it.Next() {
		key := it.Key()
		if !bytes.HasPrefix(key, pfx) {
			break
		}
		sfx := key[len(pfx):]
		if err := o.ParseDataKeySuffix(sfx); err != nil {
			return nil, err
		}
		if len(o.Field) == 0 {
			return nil, errors.Errorf("len(field) = %d", len(o.Field))
		}
		fields = append(fields, o.Field)
	}
	if err := it.Error(); err != nil {
		return nil, err
	}
	if len(fields) == 0 || int64(len(fields)) != o.Size {
		return nil, errors.Errorf("len(fields) = %d, hash.size = %d", len(fields), o.Size)
	}
	return fields, nil
}
开发者ID:fengshao0907,项目名称:rpdb,代码行数:26,代码来源:hash.go


示例6: parseArgument

func parseArgument(arg interface{}, ref interface{}) error {
	switch x := ref.(type) {
	default:
		return errors.Errorf("unsupported type, %v", reflect.TypeOf(x))
	case *int64:
		v, err := ParseInt(arg)
		if err != nil {
			return errors.Errorf("expect %v, %s", reflect.TypeOf(*x), err.Error())
		}
		*x = v
	case *uint32:
		v, err := ParseUint(arg)
		if err != nil {
			return errors.Errorf("expect %v, %s", reflect.TypeOf(*x), err.Error())
		} else if v > math.MaxUint32 {
			return errors.Errorf("expect %v, but got %d", reflect.TypeOf(*x), v)
		}
		*x = uint32(v)
	case *uint64:
		v, err := ParseUint(arg)
		if err != nil {
			return errors.Errorf("expect %v, %s", reflect.TypeOf(*x), err.Error())
		}
		*x = v
	case *float64:
		v, err := ParseFloat(arg)
		if err != nil {
			return errors.Errorf("expect %v, %s", reflect.TypeOf(*x), err.Error())
		}
		*x = v
	case *[]byte:
		switch y := arg.(type) {
		case []byte:
			*x = y
		case string:
			*x = []byte(y)
		default:
			return errors.Errorf("expect %v, but got %v", reflect.TypeOf(*x), reflect.TypeOf(y))
		}
		if len(*x) == 0 {
			return errors.Errorf("byte slice length = 0")
		}
	case *string:
		switch y := arg.(type) {
		case []byte:
			*x = string(y)
		case string:
			*x = y
		default:
			return errors.Errorf("expect %v, but got %v", reflect.TypeOf(*x), reflect.TypeOf(y))
		}
		if len(*x) == 0 {
			return errors.Errorf("string length = 0")
		}
	}
	return nil
}
开发者ID:fengshao0907,项目名称:rpdb,代码行数:57,代码来源:format.go


示例7: Header

func (l *Loader) Header() error {
	header := make([]byte, 9)
	if err := l.readFull(header); err != nil {
		return err
	}
	if !bytes.Equal(header[:5], []byte("REDIS")) {
		return errors.Errorf("verify magic string, invalid file format")
	}
	if version, err := strconv.ParseInt(string(header[5:]), 10, 64); err != nil {
		return errors.Trace(err)
	} else if version <= 0 || version > Version {
		return errors.Errorf("verify version, invalid RDB version number %d", version)
	}
	return nil
}
开发者ID:TigerZhang,项目名称:redis-port,代码行数:15,代码来源:loader.go


示例8: loadObjectValue

func (o *setRow) loadObjectValue(r rpdbReader) (interface{}, error) {
	it := r.getIterator()
	defer r.putIterator(it)
	set := make([][]byte, 0, o.Size)
	for pfx := it.SeekTo(o.DataKeyPrefix()); it.Valid(); it.Next() {
		key := it.Key()
		if !bytes.HasPrefix(key, pfx) {
			break
		}
		sfx := key[len(pfx):]
		if err := o.ParseDataKeySuffix(sfx); err != nil {
			return nil, err
		}
		if err := o.ParseDataValue(it.Value()); err != nil {
			return nil, err
		}
		set = append(set, o.Member)
	}
	if err := it.Error(); err != nil {
		return nil, err
	}
	if o.Size == 0 || int64(len(set)) != o.Size {
		return nil, errors.Errorf("len(set) = %d, set.size = %d", len(set), o.Size)
	}
	return rdb.Set(set), nil
}
开发者ID:fengshao0907,项目名称:rpdb,代码行数:26,代码来源:set.go


示例9: DoMustOK

func (c *conn) DoMustOK(cmd *redis.Array, timeout time.Duration) error {
	if rsp, err := c.Do(cmd, timeout); err != nil {
		return err
	} else {
		s, ok := rsp.(*redis.String)
		if ok {
			if s.Value == "OK" {
				return nil
			}
			c.err = errors.Errorf("not OK, got %s", s.Value)
		} else {
			c.err = errors.Errorf("not string response, got %v", rsp.Type())
		}
		return c.err
	}
}
开发者ID:fengshao0907,项目名称:rpdb,代码行数:16,代码来源:migrate.go


示例10: EncodeObject

func (e *Encoder) EncodeObject(db uint32, key []byte, expireat uint64, obj interface{}) error {
	o, ok := obj.(objectEncoder)
	if !ok {
		return errors.Errorf("unsupported object type")
	}
	if e.db == -1 || uint32(e.db) != db {
		e.db = int64(db)
		if err := e.enc.EncodeDatabase(int(db)); err != nil {
			return errors.Trace(err)
		}
	}
	if expireat != 0 {
		if err := e.enc.EncodeExpiry(expireat); err != nil {
			return errors.Trace(err)
		}
	}
	if err := o.encodeType(e.enc); err != nil {
		return err
	}
	if err := e.enc.EncodeString(key); err != nil {
		return errors.Trace(err)
	}
	if err := o.encodeValue(e.enc); err != nil {
		return err
	}
	return nil
}
开发者ID:hushi55,项目名称:Grep,代码行数:27,代码来源:encoder.go


示例11: encodeResp

func (e *encoder) encodeResp(r Resp) error {
	switch x := r.(type) {
	default:
		return errors.Errorf("bad resp type <%s>", reflect.TypeOf(r))
	case *String:
		if err := e.encodeType(typeString); err != nil {
			return err
		}
		return e.encodeText(x.Value)
	case *Error:
		if err := e.encodeType(typeError); err != nil {
			return err
		}
		return e.encodeText(x.Value)
	case *Int:
		if err := e.encodeType(typeInt); err != nil {
			return err
		}
		return e.encodeInt(x.Value)
	case *BulkBytes:
		if err := e.encodeType(typeBulkBytes); err != nil {
			return err
		}
		return e.encodeBulkBytes(x.Value)
	case *Array:
		if err := e.encodeType(typeArray); err != nil {
			return err
		}
		return e.encodeArray(x.Value)
	}
}
开发者ID:TigerZhang,项目名称:redis-port,代码行数:31,代码来源:encoder.go


示例12: readString

func (r *rdbReader) readString() ([]byte, error) {
	length, encoded, err := r.readEncodedLength()
	if err != nil {
		return nil, err
	}
	if !encoded {
		return r.readBytes(int(length))
	}
	switch t := uint8(length); t {
	default:
		return nil, errors.Errorf("invalid encoded-string %02x", t)
	case rdbEncInt8:
		i, err := r.readInt8()
		return []byte(strconv.FormatInt(int64(i), 10)), err
	case rdbEncInt16:
		i, err := r.readInt16()
		return []byte(strconv.FormatInt(int64(i), 10)), err
	case rdbEncInt32:
		i, err := r.readInt32()
		return []byte(strconv.FormatInt(int64(i), 10)), err
	case rdbEncLZF:
		var inlen, outlen uint32
		if inlen, err = r.readLength(); err != nil {
			return nil, err
		}
		if outlen, err = r.readLength(); err != nil {
			return nil, err
		}
		if in, err := r.readBytes(int(inlen)); err != nil {
			return nil, err
		} else {
			return lzfDecompress(in, int(outlen))
		}
	}
}
开发者ID:hushi55,项目名称:Grep,代码行数:35,代码来源:reader.go


示例13: loadObjectValue

func (o *hashRow) loadObjectValue(r rpdbReader) (interface{}, error) {
	it := r.getIterator()
	defer r.putIterator(it)
	hash := make([]*rdb.HashElement, 0, o.Size)
	for pfx := it.SeekTo(o.DataKeyPrefix()); it.Valid(); it.Next() {
		key := it.Key()
		if !bytes.HasPrefix(key, pfx) {
			break
		}
		sfx := key[len(pfx):]
		if err := o.ParseDataKeySuffix(sfx); err != nil {
			return nil, err
		}
		if err := o.ParseDataValue(it.Value()); err != nil {
			return nil, err
		}
		hash = append(hash, &rdb.HashElement{Field: o.Field, Value: o.Value})
	}
	if err := it.Error(); err != nil {
		return nil, err
	}
	if o.Size == 0 || int64(len(hash)) != o.Size {
		return nil, errors.Errorf("len(hash) = %d, hash.size = %d", len(hash), o.Size)
	}
	return rdb.Hash(hash), nil
}
开发者ID:fengshao0907,项目名称:rpdb,代码行数:26,代码来源:hash.go


示例14: ping

func (c *conn) ping() error {
	deadline := time.Now().Add(time.Second * 5)
	if err := c.nc.SetDeadline(deadline); err != nil {
		return errors.Trace(err)
	}
	if _, err := c.w.WriteString("*1\r\n$4\r\nping\r\n"); err != nil {
		return errors.Trace(err)
	}
	if err := c.w.Flush(); err != nil {
		return errors.Trace(err)
	}
	var rsp string
	for !strings.HasSuffix(rsp, "\r\n") {
		b := []byte{0}
		if _, err := c.r.Read(b); err != nil {
			return errors.Trace(err)
		}
		if len(rsp) == 0 && b[0] == '\n' {
			continue
		}
		rsp += string(b)
	}
	rsp = rsp[:len(rsp)-2]

	if strings.ToLower(rsp) != "+pong" {
		return errors.Errorf("invalid response of command ping: %s", rsp)
	} else {
		return nil
	}
}
开发者ID:fengshao0907,项目名称:rpdb,代码行数:30,代码来源:conn.go


示例15: readLength

func (r *rdbReader) readLength() (uint32, error) {
	length, encoded, err := r.readEncodedLength()
	if err == nil && encoded {
		err = errors.Errorf("encoded-length")
	}
	return length, err
}
开发者ID:hushi55,项目名称:Grep,代码行数:7,代码来源:reader.go


示例16: readObjectValue

func (r *rdbReader) readObjectValue(t byte) ([]byte, error) {
	var b bytes.Buffer
	r = newRdbReader(io.TeeReader(r, &b))
	switch t {
	default:
		return nil, errors.Errorf("unknown object-type %02x", t)
	case rdbTypeHashZipmap:
		fallthrough
	case rdbTypeListZiplist:
		fallthrough
	case rdbTypeSetIntset:
		fallthrough
	case rdbTypeZSetZiplist:
		fallthrough
	case rdbTypeHashZiplist:
		fallthrough
	case rdbTypeString:
		if _, err := r.readString(); err != nil {
			return nil, err
		}
	case rdbTypeList, rdbTypeSet:
		if n, err := r.readLength(); err != nil {
			return nil, err
		} else {
			for i := 0; i < int(n); i++ {
				if _, err := r.readString(); err != nil {
					return nil, err
				}
			}
		}
	case rdbTypeZSet:
		if n, err := r.readLength(); err != nil {
			return nil, err
		} else {
			for i := 0; i < int(n); i++ {
				if _, err := r.readString(); err != nil {
					return nil, err
				}
				if _, err := r.readFloat(); err != nil {
					return nil, err
				}
			}
		}
	case rdbTypeHash:
		if n, err := r.readLength(); err != nil {
			return nil, err
		} else {
			for i := 0; i < int(n); i++ {
				if _, err := r.readString(); err != nil {
					return nil, err
				}
				if _, err := r.readString(); err != nil {
					return nil, err
				}
			}
		}
	}
	return b.Bytes(), nil
}
开发者ID:hushi55,项目名称:Grep,代码行数:59,代码来源:reader.go


示例17: Footer

func (l *Loader) Footer() error {
	crc1 := l.crc.Sum64()
	if crc2, err := l.readUint64(); err != nil {
		return err
	} else if crc1 != crc2 {
		return errors.Errorf("checksum validation failed")
	}
	return nil
}
开发者ID:TigerZhang,项目名称:redis-port,代码行数:9,代码来源:loader.go


示例18: Dispatch

func (s *Server) Dispatch(arg0 interface{}, resp Resp) (Resp, error) {
	if cmd, args, err := ParseArgs(resp); err != nil {
		return nil, err
	} else if f := s.t[cmd]; f == nil {
		return nil, errors.Errorf("unknown command '%s'", cmd)
	} else {
		return f(arg0, args...)
	}
}
开发者ID:TigerZhang,项目名称:redis-port,代码行数:9,代码来源:server.go


示例19: initObject

func (d *decoder) initObject(obj interface{}) {
	if d.err != nil {
		return
	}
	if d.obj != nil {
		d.err = errors.Errorf("invalid object, init again")
	} else {
		d.obj = obj
	}
}
开发者ID:hushi55,项目名称:Grep,代码行数:10,代码来源:decoder.go


示例20: parseInt

func parseInt(s string, min, max int) (int, error) {
	n, err := strconv.Atoi(s)
	if err != nil {
		return 0, err
	}
	if n >= min && n <= max {
		return n, nil
	}
	return 0, errors.Errorf("out of range [%d,%d], got %d", min, max, n)
}
开发者ID:fysoft2006,项目名称:redis-port,代码行数:10,代码来源:main.go



注:本文中的github.com/wandoulabs/redis-port/pkg/libs/errors.Errorf函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


鲜花

握手

雷人

路过

鸡蛋
该文章已有0人参与评论

请发表评论

全部评论

专题导读
上一篇:
Golang errors.Trace函数代码示例发布时间:2022-05-28
下一篇:
Golang assert.MustNoError函数代码示例发布时间:2022-05-28
热门推荐
热门话题
阅读排行榜

扫描微信二维码

查看手机版网站

随时了解更新最新资讯

139-2527-9053

在线客服(服务时间 9:00~18:00)

在线QQ客服
地址:深圳市南山区西丽大学城创智工业园
电邮:jeky_zhao#qq.com
移动电话:139-2527-9053

Powered by 互联科技 X3.4© 2001-2213 极客世界.|Sitemap