Function tikv_util::logger::file_writer

pub fn file_writer<N>(
    path: impl AsRef<Path>, 
    rotation_timespan: ReadableDuration, 
    rotation_size: ReadableSize, 
    rename: N
) -> Result<BufWriter<RotatingFileLogger>> where
    N: 'static + Send + Fn(&Path) -> Result<PathBuf>, 

Constructs a new file writer which outputs log to a file at the specified path. The file writer rotates for the specified timespan.