log4rs-rolling-file 0.2.0

A rolling file appender for log4rs
Documentation 
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//! Rollers

use std::error::Error;
use std::fmt;
use std::path::Path;

pub mod delete;
pub mod fixed_window;

/// A trait which processes log files after they have been rolled over.
pub trait Roll: fmt::Debug + Send + Sync + 'static {
    /// Processes the log file.
    ///
    /// At the time that this method has been called, the log file has already
    /// been closed.
    ///
    /// If this method returns successfully, there *must* no longer be a file
    /// at the specified location.
    fn roll(&self, file: &Path) -> Result<(), Box<Error>>;
}