mirror of
https://github.com/cubefs/cubefs.git
synced 2026-08-02 18:15:51 +00:00
89 lines
1.9 KiB
Go
89 lines
1.9 KiB
Go
// Copyright 2018 The CubeFS Authors.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
|
|
// implied. See the License for the specific language governing
|
|
// permissions and limitations under the License.
|
|
|
|
package errors
|
|
|
|
import (
|
|
"fmt"
|
|
"path"
|
|
"runtime"
|
|
"strings"
|
|
)
|
|
|
|
type ErrorTrace struct {
|
|
msg string
|
|
}
|
|
|
|
func New(msg string) error {
|
|
return &ErrorTrace{msg: msg}
|
|
}
|
|
|
|
func NewError(err error) error {
|
|
if err == nil {
|
|
return nil
|
|
}
|
|
|
|
_, file, line, _ := runtime.Caller(1)
|
|
_, fileName := path.Split(file)
|
|
|
|
return &ErrorTrace{
|
|
msg: fmt.Sprintf("[%v %v] %v", fileName, line, err.Error()),
|
|
}
|
|
}
|
|
|
|
func NewErrorf(format string, a ...interface{}) error {
|
|
msg := fmt.Sprintf(format, a...)
|
|
_, file, line, _ := runtime.Caller(1)
|
|
_, fileName := path.Split(file)
|
|
|
|
return &ErrorTrace{
|
|
msg: fmt.Sprintf("[%v %v] %v", fileName, line, msg),
|
|
}
|
|
}
|
|
|
|
func (e *ErrorTrace) Error() string {
|
|
return e.msg
|
|
}
|
|
|
|
func Trace(err error, format string, a ...interface{}) error {
|
|
msg := fmt.Sprintf(format, a...)
|
|
_, file, line, _ := runtime.Caller(1)
|
|
_, fileName := path.Split(file)
|
|
|
|
if err == nil {
|
|
return &ErrorTrace{
|
|
msg: fmt.Sprintf("[%v %v] %v", fileName, line, msg),
|
|
}
|
|
}
|
|
|
|
return &ErrorTrace{
|
|
msg: fmt.Sprintf("[%v %v] %v :: %v", fileName, line, msg, err),
|
|
}
|
|
}
|
|
|
|
func Stack(err error) string {
|
|
e, ok := err.(*ErrorTrace)
|
|
if !ok {
|
|
return err.Error()
|
|
}
|
|
|
|
var msg string
|
|
|
|
stack := strings.Split(e.msg, "::")
|
|
for _, s := range stack {
|
|
msg = fmt.Sprintf("%v\n%v", msg, strings.TrimPrefix(s, " "))
|
|
}
|
|
return msg
|
|
}
|
