| 12345678910111213141516171819202122 | // 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 migrationsimport (	"fmt"	"xorm.io/xorm")func removeInvalidProtectBranchWhitelist(x *xorm.Engine) error {	exist, err := x.IsTableExist("protect_branch_whitelist")	if err != nil {		return fmt.Errorf("IsTableExist: %v", err)	} else if !exist {		return nil	}	_, err = x.Exec("DELETE FROM protect_branch_whitelist WHERE protect_branch_id = 0")	return err}
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