1package concurrent
2
3import "context"
4
5// Executor replace go keyword to start a new goroutine
6// the goroutine should cancel itself if the context passed in has been cancelled
7// the goroutine started by the executor, is owned by the executor
8// we can cancel all executors owned by the executor just by stop the executor itself
9// however Executor interface does not Stop method, the one starting and owning executor
10// should use the concrete type of executor, instead of this interface.
11type Executor interface {
12	// Go starts a new goroutine controlled by the context
13	Go(handler func(ctx context.Context))
14}
15