func (shd *shard) decodeSpan(sid common.SpanId, buf []byte) (*common.Span, error) {
r := bytes.NewBuffer(buf)
decoder := gob.NewDecoder(r)
data := common.SpanData{}
err := decoder.Decode(&data)
if err != nil {
return nil, err
}
// Gob encoding translates empty slices to nil. Reverse this so that we're always dealing with
// non-nil slices.
if data.Parents == nil {
data.Parents = []common.SpanId{}
}
return &common.Span{Id: common.SpanId(sid), SpanData: data}, nil
}
func (shd *shard) decodeSpan(sid common.SpanId, buf []byte) (*common.Span, error) {
r := bytes.NewBuffer(buf)
mh := new(codec.MsgpackHandle)
mh.WriteExt = true
decoder := codec.NewDecoder(r, mh)
data := common.SpanData{}
err := decoder.Decode(&data)
if err != nil {
return nil, err
}
if data.Parents == nil {
data.Parents = []common.SpanId{}
}
return &common.Span{Id: common.SpanId(sid), SpanData: data}, nil
}
