50 lines
1009 B
Go
50 lines
1009 B
Go
package errors
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import (
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"errors"
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"fmt"
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)
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// 中间件标准错误类型
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var (
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ErrMissingToken = errors.New("missing authentication token")
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ErrInvalidToken = errors.New("invalid or expired token")
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ErrRedisUnavailable = errors.New("redis unavailable")
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ErrTooManyRequests = errors.New("too many requests")
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)
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// AppError 表示带错误码的应用错误
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type AppError struct {
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Code int // 应用错误码
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Message string // 错误消息
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Err error // 底层错误(可选)
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}
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func (e *AppError) Error() string {
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if e.Err != nil {
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return fmt.Sprintf("%s: %v", e.Message, e.Err)
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}
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return e.Message
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}
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func (e *AppError) Unwrap() error {
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return e.Err
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}
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// New 创建新的 AppError
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func New(code int, message string) *AppError {
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return &AppError{
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Code: code,
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Message: message,
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}
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}
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// Wrap 用错误码和消息包装现有错误
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func Wrap(code int, message string, err error) *AppError {
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return &AppError{
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Code: code,
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Message: message,
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Err: err,
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}
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}
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