Struct Pollable

pub struct Pollable { /* private fields */ }

pollable represents a single I/O event which may be ready, or not.

Implementations

impl Pollable

pub fn ready(&self) -> bool

Return the readiness of a pollable. This function never blocks.

Returns true when the pollable is ready, and false otherwise.

impl Pollable

pub fn block(&self)

block returns immediately if the pollable is ready, and otherwise blocks until ready.

This function is equivalent to calling poll.poll on a list containing only this pollable.

Trait Implementations

impl Debug for Pollable

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl WasmResource for Pollable

unsafe fn drop(_handle: u32)

Invokes the [resource-drop]... intrinsic.