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- // Copyright 2011 - 2012 Xing Xing <mikespook@gmail.com>.
- // All rights reserved.
- // Use of this source code is governed by a MIT
- // license that can be found in the LICENSE file.
-
- package common
-
- import (
- "fmt"
- "bytes"
- "errors"
- "syscall"
- )
-
- var (
- ErrInvalidData = errors.New("Invalid data.")
- ErrWorkWarning = errors.New("Work warning.")
- ErrWorkFail = errors.New("Work fail.")
- ErrWorkException = errors.New("Work exeption.")
- ErrDataType = errors.New("Invalid data type.")
- ErrOutOfCap = errors.New("Out of the capability.")
- ErrNotConn = errors.New("Did not connect to job server.")
- ErrFuncNotFound = errors.New("The function was not found.")
- ErrEmptyReading = errors.New("Empty reading.")
- )
-
- // Extract the error message
- func GetError(data []byte) (eno syscall.Errno, err error) {
- rel := bytes.SplitN(data, []byte{'\x00'}, 2)
- if len(rel) != 2 {
- err = Errorf("Not a error data: %V", data)
- return
- }
- l := len(rel[0])
- eno = syscall.Errno(BytesToUint32([4]byte{rel[0][l-4], rel[0][l-3], rel[0][l-2], rel[0][l-1]}))
- err = errors.New(string(rel[1]))
- return
- }
-
- // Get a formated error
- func Errorf(format string, msg ... interface{}) error {
- return errors.New(fmt.Sprintf(format, msg ... ))
- }
-
- // An error handler
- type ErrorHandler func(error)
-
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