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// Copyright 2017 The Gogs Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package errors
import "fmt"
type EmptyName struct{}
func IsEmptyName(err error) bool {
_, ok := err.(EmptyName)
return ok
func (err EmptyName) Error() string {
return "empty name"
type UserNotExist struct {
UserID int64
Name string
func IsUserNotExist(err error) bool {
_, ok := err.(UserNotExist)
return ok
func (err UserNotExist) Error() string {
return fmt.Sprintf("user does not exist [user_id: %d, name: %s]", err.UserID, err.Name)
type UserNotKeyOwner struct {
KeyID int64
func IsUserNotKeyOwner(err error) bool {
_, ok := err.(UserNotKeyOwner)
return ok
func (err UserNotKeyOwner) Error() string {
return fmt.Sprintf("user is not the owner of public key [key_id: %d]", err.KeyID)