forked from TrueCloudLab/frostfs-node
34 lines
642 B
Go
34 lines
642 B
Go
|
package metaerr
|
||
|
|
|
||
|
|
import "errors"
|
||
|
|
|
||
|
|
// Error is a wrapper for SSD-related errors.
|
||
|
|
// In our model it unites metabase, pilorama and write-cache errors.
|
||
|
|
type Error struct {
|
||
|
|
err error
|
||
|
|
}
|
||
|
|
|
||
|
|
// New returns simple error with a provided error message.
|
||
|
|
func New(msg string) Error {
|
||
|
|
return Error{err: errors.New(msg)}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Error implements the error interface.
|
||
|
|
func (e Error) Error() string {
|
||
|
|
return e.err.Error()
|
||
|
|
}
|
||
|
|
|
||
|
|
// Wrap wraps arbitrary error.
|
||
|
|
// Returns nil if err == nil.
|
||
|
|
func Wrap(err error) error {
|
||
|
|
if err != nil {
|
||
|
|
return Error{err: err}
|
||
|
|
}
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
// Unwrap returns underlying error.
|
||
|
|
func (e Error) Unwrap() error {
|
||
|
|
return e.err
|
||
|
|
}
|