pub struct MetricsToken(/* private fields */);Expand description
Never printed: Debug shows only that there is one.
Implementations§
Trait Implementations§
Auto Trait Implementations§
impl Forget for MetricsToken
impl Freeze for MetricsToken
impl RefUnwindSafe for MetricsToken
impl Send for MetricsToken
impl Sync for MetricsToken
impl Unpin for MetricsToken
impl UnsafeUnpin for MetricsToken
impl UnwindSafe for MetricsToken
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Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more