Struct `OnUpgrade`

pub struct OnUpgrade { /* private fields */ }

A future for a possible HTTP upgrade.

If no upgrade was available, or it doesn't succeed, yields an Error.

Trait Implementations

`impl Clone for OnUpgrade`

fn clone(&self) -> OnUpgrade

`impl Debug for OnUpgrade`

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

`impl Future for OnUpgrade`

type Output = Result<Upgraded, Error>;
fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output>

Auto Trait Implementations

`impl Freeze for OnUpgrade`

`impl RefUnwindSafe for OnUpgrade`

`impl Send for OnUpgrade`

`impl Sync for OnUpgrade`

`impl Unpin for OnUpgrade`

`impl UnsafeUnpin for OnUpgrade`

`impl UnwindSafe for OnUpgrade`

Blanket Implementations

`impl<F> IntoFuture for OnUpgrade where F: Future,`

type Output = <F as Future>::Output;
type IntoFuture = F;
fn into_future(self) -> <F as IntoFuture>::IntoFuture

`impl<F, T, E> TryFuture for OnUpgrade where F: Future<Output = Result<T, E>> + ?Sized,`

type Ok = T;
type Error = E;
fn try_poll(self: Pin<&mut F>, cx: &mut Context<'_>) -> Poll<<F as Future>::Output>

`impl<T> Any for OnUpgrade where T: 'static + ?Sized,`

fn type_id(&self) -> TypeId

`impl<T> Borrow<T> for OnUpgrade where T: ?Sized,`

fn borrow(&self) -> &T

`impl<T> BorrowMut<T> for OnUpgrade where T: ?Sized,`

fn borrow_mut(&mut self) -> &mut T

`impl<T> CloneToUninit for OnUpgrade where T: Clone,`

unsafe fn clone_to_uninit(&self, dest: *mut u8)

`impl<T> From<T> for OnUpgrade`

fn from(t: T) -> T: Returns the argument unchanged.

`impl<T> FutureExt for OnUpgrade where T: Future + ?Sized,`

`impl<T> Instrument for OnUpgrade`

`impl<T> ToOwned for OnUpgrade where T: Clone,`

type Owned = T;
fn to_owned(&self) -> T
fn clone_into(&self, target: &mut T)

`impl<T> WithSubscriber for OnUpgrade`

`impl<T, U> Into for OnUpgrade where U: From<T>,`

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of [From]<T> for U chooses to do.

`impl<T, U> TryFrom for OnUpgrade where U: Into<T>,`

type Error = never;
fn try_from(value: U) -> Result<T, never>

`impl<T, U> TryInto for OnUpgrade where U: TryFrom<T>,`

type Error = >::Error;
fn try_into(self) -> Result<U, >::Error>