pub struct Extensions<'a> { /* fields omitted */ }
Expand description
An immutable, read-only reference to a Span’s extensions.
Immutably borrows a type previously inserted into this Extensions
.
Formats the value using the given formatter. Read more
impl<T> Any for T where
T: 'static + ?Sized,
Immutably borrows from an owned value. Read more
Mutably borrows from an owned value. Read more
Instruments this type with the provided Span
, returning an
Instrumented
wrapper. Read more
Instruments this type with the current Span
, returning an
Instrumented
wrapper. Read more
impl<T, U> Into<U> for T where
U: From<T>,
The type returned in the event of a conversion error.
The type returned in the event of a conversion error.