wenfengwang opened a new issue #738:
URL: https://github.com/apache/rocketmq-client-go/issues/738
**FEATURE REQUEST**
1. Please describe the feature you are requesting.
add implementation of HighLevel PullConsumer
2. Provide any additional detail on your proposed use case for this feature.
```go
type PullConsumer interface {
// start consumer to consuming
Start() error
// stop consumer to stopping consuming
Shutdown() error
// subscribe topic before start, the groupName should be set in
ConsumerOption, if not set, default group will be used
Subscribe(topic string, selector consumer.MessageSelector) error
// unsubscribe a topic
Unsubscribe(topic string) error
// get numbers message from topic
Pull(ctx context.Context, topic string, numbers int)
(*primitive.PullResult, error)
// commit consuming position to broker, all messages that pulled will be
committed, whatever success or not
Commit(ctx context.Context, topic) (int64, error)
}
```
3. Indicate the importance of this issue to you (blocker, must-have,
should-have, nice-to-have). Are you currently using any workarounds to address
this issue?
must-have
4. If there are some sub-tasks using -[] for each subtask and create a
corresponding issue to map to the sub task:
none
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