Context in std::task - Rust (original) (raw)
pub struct Context<'a> { /* private fields */ }Expand description
The context of an asynchronous task.
Currently, Context only serves to provide access to a &Wakerwhich can be used to wake the current task.
1.36.0 (const: 1.82.0)
Creates a new Context from a &Waker.
1.36.0 (const: 1.82.0)
Returns a reference to the Waker for the current task.
🔬This is a nightly-only experimental API. (local_waker #118959)
Returns a reference to the LocalWaker for the current task.
🔬This is a nightly-only experimental API. (context_ext #123392)
Returns a reference to the extension data for the current task.
1.36.0§
Formats the value using the given formatter. Read more
Immutably borrows from an owned value. Read more
Mutably borrows from an owned value. Read more
Returns the argument unchanged.
Calls U::from(self).
That is, this conversion is whatever the implementation of[From](../convert/trait.From.html "trait std::convert::From")<T> for U chooses to do.
The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.