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204 lines
4.5 KiB
Go
204 lines
4.5 KiB
Go
package oerr
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import (
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"gorm.io/gorm"
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"strconv"
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)
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// 错误描述
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type Code uint
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/*
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5位10进制码表示错误, 00000 etc.
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0 代表未知,或不必定义的有通用意义的错误
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## 第1位 错误类型
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- 1 : 系统级错误 比如 内存申请失败, 系统调用失败,文件打开失败等等
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- 2 : 数据库错误
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- 3 : 保留
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- 4 : 权限错误
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- 5 : 配置错误
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- 6 : 参数错误
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- 7 : 时序(控制)错误
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## 第2位 2级错误类型
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## 第3,4位 具体错误编号
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## 第5位 错误严重程度
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- 0 : 无任何影响错误,简单重试可以解决
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- 1 : 无影响错误,重试不可解决
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- 2 : 有影响用户体验或系统性能错误, 重试可解决
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- 3 : 有影响用户体验或系统性能错误, 重试不可解决
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- 4 : 有影响组件功能的错误, 重试可解决
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- 5 : 有影响组件功能的错误, 重试不可解决
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- 6 : 有影响服务运行的错误, 重启可解决
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- 7 : 有影响服务运行的错误,重启不可解决
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- 8 : 有影响系统运行的错误
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- 9 : 本不可能发生的错误,例如被人攻击导致数据异常产生的逻辑错误
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*/
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// Unknown error
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const (
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Unknown Code = 0
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)
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const (
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// DBErr 2 数据库错误
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// -1 系统错误
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// -2 数据读写错误
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DBErr Code = 20001
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ResourceCreatedFailed Code = 22012
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ResourceDuplicated Code = 22021
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ResourceNotExist Code = 22031
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)
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const (
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// LogicErr 3 系统内逻辑错误
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LogicErr Code = 30000
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AppNotJoin Code = 30001
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)
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const (
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// NotLogin
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// 4 权限类型错误
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// 1: 登录权限
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// 2: 资源操作权限
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NotLogin Code = 41001
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LoginExpired Code = 41011
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PassError Code = 41021
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DisableLogin Code = 41031
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AccountNotExist Code = 41041
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NoAuth Code = 42011
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)
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// 6 参数类型错误
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/*
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-1: 协议参数
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-2: 接口参数
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-3: 函数参数
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-4: 数据依赖错误
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*/
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const (
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MethodNotSupport Code = 61111
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MethodNotAllowed Code = 61121
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ApiArgsError Code = 62001
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ApiArgsMissing Code = 62011
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TableArgsMissing Code = 62021
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TableArgsErr Code = 62031
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FuncArgsError Code = 63001
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UrlPatternNotSupport Code = 63117
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UrlDefinedDuplicate Code = 63127
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UrlParamDuplicate Code = 63137
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DataError Code = 64009
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)
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// 7 : 时序(控制)错误
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/*
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-1: 访问控制
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*/
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const (
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AccessErr Code = 71001
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AccessTooFast Code = 71010
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)
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var codeMap = map[Code]string{
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Unknown: "unknown error",
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DBErr: "db error",
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ResourceCreatedFailed: "resource created failed",
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ResourceDuplicated: "resource duplicated",
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ResourceNotExist: "Resource not exist",
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MethodNotSupport: "this http method is not supported",
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MethodNotAllowed: "this http method is not allowed",
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ApiArgsError: "base args error",
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ApiArgsMissing: "missing args",
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TableArgsMissing: "missing data",
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TableArgsErr: "invalid table data",
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FuncArgsError: "func args error",
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UrlPatternNotSupport: "this router's url pattern is not supported.",
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UrlDefinedDuplicate: "this router's url has been defined",
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UrlParamDuplicate: "this param defined in router's url duplicated",
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DataError: "data error",
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NotLogin: "not login",
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LoginExpired: "login expired",
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DisableLogin: "disabled to login",
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PassError: "password/account error",
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AccountNotExist: "account not exist",
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NoAuth: "no auth to access",
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AccessErr: "access error",
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AccessTooFast: "access too fast",
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LogicErr: "logic error",
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AppNotJoin: "not join in app",
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}
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func (c Code) Error() string {
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return strconv.Itoa(int(c)) + ":" + c.String()
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}
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func (c Code) String() string {
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s, ok := codeMap[c]
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if ok && len(s) > 0 {
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return s
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}
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return codeMap[Unknown]
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}
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// Attach 附加错误详细原因
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func (c Code) Attach(errs ...error) (e error) {
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e = c
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for _, err := range errs {
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if err != nil {
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e = &wrapErr{msg: e.Error() + "\n" + err.Error(), err: e}
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}
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}
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return e
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}
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func (c Code) AttachStr(errs ...string) (e error) {
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e = c
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for _, m := range errs {
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if m != "" {
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e = &wrapErr{
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msg: e.Error() + "\n" + m,
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err: e,
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}
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}
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}
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return e
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}
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func OfType(errMsg string) Code {
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s := ""
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if gorm.ErrRecordNotFound.Error() == errMsg {
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return ResourceNotExist
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}
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for _, v := range errMsg {
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if v == ':' {
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break
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}
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s += string(v)
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}
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c, _ := strconv.Atoi(s)
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return Code(c)
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}
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type wrapErr struct {
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msg string
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err error
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}
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func (w *wrapErr) Error() string {
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return w.msg
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}
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func (w *wrapErr) UnWrap() error {
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return w.err
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}
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