fn rotate()

in logger/src/outputs.rs [107:126]

• 16 lines of code
• 2 McCabe index (conditional complexity)

    fn rotate(&mut self) -> Result<(), Error> {
        let size = self.size()?;
        if size >= self.max_size {
            // rename the open file
            std::fs::rename(&self.active, &self.backup)?;

            // create a new file for the live log
            LOG_OPEN.increment();
            let file = match std::fs::File::create(&self.active) {
                Ok(f) => f,
                Err(e) => {
                    LOG_OPEN_EX.increment();
                    return Err(e);
                }
            };
            self.writer = BufWriter::new(file);
        }

        Ok(())
    }