Struct futures::future::FutureResult

#[must_use = "futures do nothing unless polled"]
pub struct FutureResult<T, E> { /* fields omitted */ }

A future representing a value that is immediately ready.

Created by the result, ok or err functions.

Trait Implementations

impl<T, E> Clone for FutureResult<T, E> where
    E: Clone,
    T: Clone, 

fn clone(&self) -> FutureResult<T, E>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<T, E> From<Result<T, E>> for FutureResult<T, E>

fn from(r: Result<T, E>) -> FutureResult<T, E>

Performs the conversion.

impl<T, E> Future for FutureResult<T, E>

type Item = T

A successful value

type Error = E

An error

fn poll(&mut self, &mut Context) -> Result<Async<T>, E>

Attempt to resolve the future to a final value, registering the current task for wakeup if the value is not yet available.

impl<T, E> Debug for FutureResult<T, E> where
    E: Debug,
    T: Debug, 

fn fmt(&self, __arg_0: &mut Formatter) -> Result<(), Error>

Formats the value using the given formatter.