Struct TaskCtx 

pub struct TaskCtx {
    pub resumed_with: RtPayload,
    pub selected_arm: Option<usize>,
    pub new_chan: Option<ChanId>,
    pub spawned: Option<TaskId>,
}

Per-poll context: what the task was resumed with.

Fields

resumed_with: RtPayload

The value delivered by the blocking step that just resumed this task (the received value for Recv/winning Select recv arm; Nothing otherwise).

selected_arm: Option<usize>

For a resumed Select, the index of the arm that won; None otherwise.

new_chan: Option<ChanId>

For a resumed NewChan, the id of the freshly-created channel.

spawned: Option<TaskId>

For a resumed Spawn, the id of the spawned task (its handle).