pub struct NoOpTraceSubscriber;Expand description
何もしない TraceSubscriber
トレースが不要な場合に使用。
Implementations§
Trait Implementations§
Source§impl Debug for NoOpTraceSubscriber
impl Debug for NoOpTraceSubscriber
Source§impl Default for NoOpTraceSubscriber
impl Default for NoOpTraceSubscriber
Source§fn default() -> NoOpTraceSubscriber
fn default() -> NoOpTraceSubscriber
Returns the “default value” for a type. Read more
Auto Trait Implementations§
impl Freeze for NoOpTraceSubscriber
impl RefUnwindSafe for NoOpTraceSubscriber
impl Send for NoOpTraceSubscriber
impl Sync for NoOpTraceSubscriber
impl Unpin for NoOpTraceSubscriber
impl UnwindSafe for NoOpTraceSubscriber
Blanket Implementations§
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
Source§impl<T> Instrument for T
impl<T> Instrument for T
Source§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
Source§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read more