Struct futures_util::io::Read

[+] Show declaration

pub struct Read<'a, R: ?Sized + 'a> { /* fields omitted */ }

[−] Expand description

A future which can be used to easily read available number of bytes to fill a buffer.

Trait Implementations

impl<'a, R: Debug + ?Sized + 'a> Debug for Read<'a, R>

[+]

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

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Formats the value using the given formatter.

impl<R: ?Sized, '_> Unpin for Read<'_, R>

impl<R: AsyncRead + ?Sized, '_> Future for Read<'_, R>

[+]

type Output = Result<usize>

🔬 This is a nightly-only experimental API. (futures_api)

futures in libcore are unstable

The result of the Future.

fn poll(self: PinMut<Self>, cx: &mut Context) -> Poll<Self::Output>

[−]

🔬 This is a nightly-only experimental API. (futures_api)

futures in libcore are unstable

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