package xmpp // import "gosrc.io/xmpp" import ( "fmt" "golang.org/x/xerrors" ) type ConnError struct { frame xerrors.Frame err error // Permanent will be true if error is not recoverable Permanent bool } func NewConnError(err error, permanent bool) ConnError { return ConnError{err: err, frame: xerrors.Caller(1), Permanent: permanent} } func (e ConnError) Format(s fmt.State, verb rune) { xerrors.FormatError(e, s, verb) } func (e ConnError) FormatError(p xerrors.Printer) error { e.frame.Format(p) return e.err } func (e ConnError) Error() string { return fmt.Sprint(e) } func (e ConnError) Unwrap() error { return e.err }