pub struct Json<W: Write> { /* private fields */ }
Expand description
Json Drain
Each record will be printed as a Json map
to a given io
Implementations
Trait Implementations
sourceimpl<W> Drain for Json<W> where
W: Write,
impl<W> Drain for Json<W> where
W: Write,
sourcefn log(&self, rinfo: &Record<'_>, logger_values: &OwnedKVList) -> Result<()>
fn log(&self, rinfo: &Record<'_>, logger_values: &OwnedKVList) -> Result<()>
Handle one logging statement (Record
) Read more
sourcefn is_enabled(&self, level: Level) -> bool
fn is_enabled(&self, level: Level) -> bool
Avoid: Check if messages at the specified log level are maybe enabled for this logger. Read more
sourcefn is_critical_enabled(&self) -> bool
fn is_critical_enabled(&self) -> bool
Avoid: See is_enabled
sourcefn is_error_enabled(&self) -> bool
fn is_error_enabled(&self) -> bool
Avoid: See is_enabled
sourcefn is_warning_enabled(&self) -> bool
fn is_warning_enabled(&self) -> bool
Avoid: See is_enabled
sourcefn is_info_enabled(&self) -> bool
fn is_info_enabled(&self) -> bool
Avoid: See is_enabled
sourcefn is_debug_enabled(&self) -> bool
fn is_debug_enabled(&self) -> bool
Avoid: See is_enabled
sourcefn is_trace_enabled(&self) -> bool
fn is_trace_enabled(&self) -> bool
Avoid: See is_enabled
sourcefn map<F, R>(self, f: F) -> R where
F: FnOnce(Self) -> R,
fn map<F, R>(self, f: F) -> R where
F: FnOnce(Self) -> R,
Pass Drain
through a closure, eg. to wrap
into another Drain
. Read more
sourcefn filter<F>(self, f: F) -> Filter<Self, F> where
F: FilterFn,
fn filter<F>(self, f: F) -> Filter<Self, F> where
F: FilterFn,
Filter logging records passed to Drain
Read more
sourcefn filter_level(self, level: Level) -> LevelFilter<Self>
fn filter_level(self, level: Level) -> LevelFilter<Self>
Filter logging records passed to Drain
(by level) Read more
sourcefn map_err<F, E>(self, f: F) -> MapError<Self, E> where
F: MapErrFn<Self::Err, E>,
fn map_err<F, E>(self, f: F) -> MapError<Self, E> where
F: MapErrFn<Self::Err, E>,
Map logging errors returned by this drain Read more
sourcefn ignore_res(self) -> IgnoreResult<Self>
fn ignore_res(self) -> IgnoreResult<Self>
Ignore results returned by this drain Read more
Auto Trait Implementations
impl<W> !RefUnwindSafe for Json<W>
impl<W> Send for Json<W> where
W: Send,
impl<W> !Sync for Json<W>
impl<W> Unpin for Json<W> where
W: Unpin,
impl<W> UnwindSafe for Json<W> where
W: UnwindSafe,
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more