go-ceph/internal/errutil/error.go

58 lines
1.1 KiB
Go

package errutil
type cephErrno int
// Error returns the error string for the errno.
func (e cephErrno) Error() string {
_, strerror := FormatErrno(int(e))
return strerror
}
// cephError combines the source/component that generated the error and its
// related errno.
type cephError struct {
source string
errno cephErrno
}
// Error returns the error string with the source and errno.
func (e cephError) Error() string {
return FormatErrorCode(e.source, int(e.errno))
}
// Unwrap returns an error without the source.
func (e cephError) Unwrap() error {
if e.errno == 0 {
return nil
}
return e.errno
}
// Is checks if both errors have the same errno.
func (e cephError) Is(err error) bool {
ce, ok := err.(cephError)
if !ok {
return false
}
return e.errno == ce.errno
}
// ErrorCode returns the errno of the error.
func (e cephError) ErrorCode() int {
return int(e.errno)
}
// GetError returns a new error that can be compared with errors.Is(),
// independently of the source/component of the error.
func GetError(source string, e int) error {
if e == 0 {
return nil
}
return cephError{
source: source,
errno: cephErrno(int(e)),
}
}