package errorx import ( "fmt" ) // 业务错误 type BizError struct { code int16 err string } var ( Success *BizError = NewBizCode(200, "success") BizErr *BizError = NewBizCode(400, "biz error") ServerError *BizError = NewBizCode(500, "server error") PermissionErr *BizError = NewBizCode(501, "token error") AccessTokenInvalid *BizError = NewBizCode(502, "access token invalid") ) // 错误消息 func (e BizError) Error() string { return e.err } // 错误码 func (e BizError) Code() int16 { return e.code } func (e BizError) String() string { return fmt.Sprintf("errCode: %d, errMsg: %s", e.Code(), e.Error()) } // 创建业务逻辑错误结构体,默认为业务逻辑错误 func NewBiz(msg string, formats ...any) *BizError { return &BizError{code: BizErr.code, err: fmt.Sprintf(msg, formats...)} } // 创建业务逻辑错误结构体,可设置指定错误code func NewBizCode(code int16, msg string, formats ...any) *BizError { return &BizError{code: code, err: fmt.Sprintf(msg, formats...)} }