mirror of
https://github.com/42wim/matterbridge.git
synced 2024-12-18 06:52:01 -08:00
26 lines
529 B
Go
26 lines
529 B
Go
package merror
|
|
|
|
// Append an error to a multi-error.
|
|
// If `to` is `nil` it will just assign `err`.
|
|
// If `to` is not a `*MError` it will create a new `*MError` and append both errors.
|
|
// If `err` is `nil` it will just return `to`.
|
|
// Otherwise it will just append to the existing `*MError`.
|
|
func Append(to, err error) error {
|
|
if err == nil {
|
|
return to
|
|
}
|
|
if to == nil {
|
|
return err
|
|
}
|
|
|
|
if merr, ok := to.(*MError); ok {
|
|
merr.Append(err)
|
|
return merr
|
|
}
|
|
|
|
merr := New()
|
|
merr.Append(to)
|
|
merr.Append(err)
|
|
return merr
|
|
}
|