// Copyright 2019 The Gitea 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 log import "fmt" // ErrTimeout represents a "Timeout" kind of error.type ErrTimeout struct {	Name     string	Provider string} // IsErrTimeout checks if an error is a ErrTimeout.func IsErrTimeout(err error) bool {	if err == nil {		return false	}	_, ok := err.(ErrTimeout)	return ok} func (err ErrTimeout) Error() string {	return fmt.Sprintf("Log Timeout for %s (%s)", err.Name, err.Provider)} // ErrUnknownProvider represents a "Unknown Provider" kind of error.type ErrUnknownProvider struct {	Provider string} // IsErrUnknownProvider checks if an error is a ErrUnknownProvider.func IsErrUnknownProvider(err error) bool {	if err == nil {		return false	}	_, ok := err.(ErrUnknownProvider)	return ok} func (err ErrUnknownProvider) Error() string {	return fmt.Sprintf("Unknown Log Provider \"%s\" (Was it registered?)", err.Provider)} // ErrDuplicateName represents a Duplicate Name errortype ErrDuplicateName struct {	Name string} // IsErrDuplicateName checks if an error is a ErrDuplicateName.func IsErrDuplicateName(err error) bool {	if err == nil {		return false	}	_, ok := err.(ErrDuplicateName)	return ok} func (err ErrDuplicateName) Error() string {	return fmt.Sprintf("Duplicate named logger: %s", err.Name)}