[skip ci] Add comment for deleteNode Operate (#12388)

Signed-off-by: bigsheeper <yihao.dai@zilliz.com>
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bigsheeper 2021-11-29 20:01:49 +08:00 committed by GitHub
parent 1e92ac48d5
commit ed4660b7de
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@ -21,6 +21,7 @@ func (dNode *deleteNode) Name() string {
return "dNode"
}
// Operate handles input messages, do delete operations
func (dNode *deleteNode) Operate(in []flowgraph.Msg) []flowgraph.Msg {
if len(in) != 1 {
log.Error("Invalid operate message input in deleteNode", zap.Int("input length", len(in)))