[−][src]Struct slog::Filter
Drain
filtering records
Wraps another Drain
and passes Record
s to it, only if they satisfy a
given condition.
Methods
impl<D: Drain, F> Filter<D, F> where
F: FilterFn,
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F: FilterFn,
Trait Implementations
impl<D: Drain, F> Drain for Filter<D, F> where
F: FilterFn,
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F: FilterFn,
type Ok = Option<D::Ok>
Type returned by this drain Read more
type Err = D::Err
Type of potential errors that can be returned by this Drain
fn log(
&self,
record: &Record,
logger_values: &OwnedKVList
) -> Result<Self::Ok, Self::Err>
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&self,
record: &Record,
logger_values: &OwnedKVList
) -> Result<Self::Ok, Self::Err>
fn is_enabled(&self, level: Level) -> bool
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fn is_critical_enabled(&self) -> bool
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Avoid: See is_enabled
fn is_error_enabled(&self) -> bool
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Avoid: See is_enabled
fn is_warning_enabled(&self) -> bool
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Avoid: See is_enabled
fn is_info_enabled(&self) -> bool
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Avoid: See is_enabled
fn is_debug_enabled(&self) -> bool
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Avoid: See is_enabled
fn is_trace_enabled(&self) -> bool
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Avoid: See is_enabled
fn map<F, R>(self, f: F) -> R where
Self: Sized,
F: FnOnce(Self) -> R,
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Self: Sized,
F: FnOnce(Self) -> R,
Pass Drain
through a closure, eg. to wrap into another Drain
. Read more
fn filter<F>(self, f: F) -> Filter<Self, F> where
Self: Sized,
F: FilterFn,
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Self: Sized,
F: FilterFn,
Filter logging records passed to Drain
Read more
fn filter_level(self, level: Level) -> LevelFilter<Self> where
Self: Sized,
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Self: Sized,
Filter logging records passed to Drain
(by level) Read more
fn map_err<F, E>(self, f: F) -> MapError<Self, E> where
Self: Sized,
F: MapErrFn<Self::Err, E>,
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Self: Sized,
F: MapErrFn<Self::Err, E>,
Map logging errors returned by this drain Read more
fn ignore_res(self) -> IgnoreResult<Self> where
Self: Sized,
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Self: Sized,
Ignore results returned by this drain Read more
fn fuse(self) -> Fuse<Self> where
Self::Err: Debug,
Self: Sized,
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Self::Err: Debug,
Self: Sized,
Make Self
panic when returning any errors Read more
impl<D: Debug + Drain, F: Debug> Debug for Filter<D, F> where
F: Fn(&Record) -> bool + 'static + Send + Sync,
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F: Fn(&Record) -> bool + 'static + Send + Sync,
impl<D: Clone + Drain, F: Clone> Clone for Filter<D, F> where
F: Fn(&Record) -> bool + 'static + Send + Sync,
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F: Fn(&Record) -> bool + 'static + Send + Sync,
Auto Trait Implementations
impl<D, F> Unpin for Filter<D, F> where
D: Unpin,
F: Unpin,
D: Unpin,
F: Unpin,
impl<D, F> Send for Filter<D, F> where
D: Send,
D: Send,
impl<D, F> Sync for Filter<D, F> where
D: Sync,
D: Sync,
impl<D, F> RefUnwindSafe for Filter<D, F> where
D: RefUnwindSafe,
F: RefUnwindSafe,
D: RefUnwindSafe,
F: RefUnwindSafe,
impl<D, F> UnwindSafe for Filter<D, F> where
D: UnwindSafe,
F: UnwindSafe,
D: UnwindSafe,
F: UnwindSafe,
Blanket Implementations
impl<T> SendSyncUnwindSafe for T where
T: Send + Sync + UnwindSafe + ?Sized,
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T: Send + Sync + UnwindSafe + ?Sized,
impl<T> SendSyncUnwindSafeDrain for T where
T: Drain + Send + Sync + UnwindSafe + ?Sized,
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T: Drain + Send + Sync + UnwindSafe + ?Sized,
impl<T> SendSyncRefUnwindSafeDrain for T where
T: Drain + Send + Sync + RefUnwindSafe + ?Sized,
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T: Drain + Send + Sync + RefUnwindSafe + ?Sized,
impl<T> SendRefUnwindSafeDrain for T where
T: Drain + Send + RefUnwindSafe + ?Sized,
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T: Drain + Send + RefUnwindSafe + ?Sized,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T> From<T> for T
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> ToOwned for T where
T: Clone,
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T: Clone,