fn flush(&self) {
        let guard = self.writer.as_ref();
        let writer = guard.write().unwrap();
        writer.flush().unwrap();
    }
/// Finish writing to a log. This function is used to place any final
/// information in a log file before the logger goes out of scope.
Finish writing to a log. This function is used to place any final
information in a log file before the logger goes out of scope.
Finish writing to a log . This function is used to place any final information in a log file before the logger goes out of scope .
fn flush(&self) {
        let guard = self.writer.as_ref();
        let writer = guard.write().unwrap();
        writer.flush().unwrap();
    }
fn flush ( & self ) { let guard = self . writer . as_ref ( ) ; let writer = guard . write ( ) . unwrap ( ) ; writer . flush ( ) . unwrap ( ) ; }
Finish writing to a log.
Finish writing to a log .
&self