Enum Priority 

pub enum Priority {
    Background,
    Essential,
}

Whether someone is waiting on the result of the request about to be sent. Transports choose their retry policy from it.

Variants

Background

Nobody is waiting: a poll over cached rows, a refresh, hydration. One attempt; a failure only feeds health.

Essential

Someone is waiting: a cold page, an uncached viewport, a write. Retry until the awaiting future is dropped.

Implementations

impl Priority

pub fn current() -> Priority

The priority of the current task, Background when none was set.

pub fn is_essential(self) -> bool

pub async fn scope<F>(self, fut: F) -> <F as Future>::Output

where F: Future,

Run fut with this priority visible to everything it awaits.

Trait Implementations

impl Clone for Priority

fn clone(&self) -> Priority

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for Priority

impl Debug for Priority

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

Formats the value using the given formatter.

impl Default for Priority

fn default() -> Priority

Returns the “default value” for a type.

impl Eq for Priority

impl PartialEq for Priority

fn eq(&self, other: &Priority) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for Priority