[skip e2e] Add comment for event writer (#13800)

Signed-off-by: shaoyue.chen <shaoyue.chen@zilliz.com>
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shaoyue 2021-12-20 23:18:53 +08:00 committed by GitHub
parent dc7fb594af
commit bcb951b0de
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@ -96,6 +96,7 @@ func readMagicNumber(buffer io.Reader) (int32, error) {
return magicNumber, nil
}
// ReadDescriptorEvent reads a descriptorEvent from buffer
func ReadDescriptorEvent(buffer io.Reader) (*descriptorEvent, error) {
header, err := readDescriptorEventHeader(buffer)
if err != nil {