Struct LevelFilter 

pub struct LevelFilter<T> { /* private fields */ }

Filter an underlying logger by a given max level.

Only forward log events whose log level is smaller or equal than the configured level to the underlying logger.

Implementations

impl<T> LevelFilter<T>

pub fn new(level: Level, logger: T) -> Self

Create a new level filter with the given max level around the given logger.

pub fn level(&self) -> Level

Get the current log level.

pub fn set_level(&mut self, level: Level)

Change the maximum log level.

pub fn inner(&self) -> &T

Get a reference to the inner unfiltered logger.

pub fn set_inner(&mut self, logger: T)

Replace the inner logger.

Trait Implementations

impl<T: Debug> Debug for LevelFilter<T>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<T: Log> Log for LevelFilter<T>

fn enabled(&self, metadata: &Metadata<'_>) -> bool

Wether this logger is enabled.

Return true if the log level in metadata is less then the level of the given metadata, and the underlying logger is enabled.

fn log(&self, record: &Record<'_>)

Forward a log record to the underlying logger if it passes the level filter.

fn flush(&self)

Flush the underlying logger.