Struct Promise 

pub struct Promise { /* private fields */ }

Implementations

impl Promise

pub fn new() -> Self

pub fn state(&self) -> PromiseState

pub fn set_poller(&self, poller: Rc<dyn Fn()>)

pub fn set_waiter(&self, waiter: Rc<dyn Fn()>)

pub fn set_cancel_hook(&self, cancel: Rc<dyn Fn()>)

pub fn wait_state(&self) -> PromiseState

pub fn wait_state_timeout(&self, timeout: Duration) -> PromiseState

pub fn cancel(&self) -> bool

pub fn schedule( &self, delay: Duration, task: Rc<dyn Fn() -> Result<Value, String>>, )

pub fn resolve(&self, value: Value) -> bool

pub fn reject(&self, error: impl Into<String>) -> bool

pub fn reject_value(&self, error: Value) -> bool

pub fn reject_rejection(&self, error: PromiseRejection) -> bool

pub fn on_settle(&self, continuation: Rc<dyn Fn(PromiseState)>)

pub fn adopt(&self, other: &Promise) -> bool

pub fn same_identity(&self, other: &Self) -> bool

pub fn identity_address(&self) -> usize

Trait Implementations

impl Clone for Promise

fn clone(&self) -> Promise

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Promise

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

Formats the value using the given formatter.

impl Default for Promise

fn default() -> Self

Returns the “default value” for a type.