lib/mizuno/reloader.rb
def reload!(force = false)
            return unless (Time.now.to_i > @threshold)
            @threshold = Time.now.to_i + @interval
            return unless (force or \
                ((timestamp = mtime(@trigger)).to_i > @updated))
            timestamp ||= Time.now.to_i

            # Check updated files to ensure they're loadable.
            missing, errors = 0, 0
            files = find_files_for_reload do |file, file_mtime|
                next(missing += 1 and nil) unless file_mtime
                next unless (file_mtime >= @updated)
                next(errors += 1 and nil) unless verify(file)
                file
            end

            # Cowardly fail if we can't load something.
            @logger.debug("#{missing} files missing during reload.") \
                if (missing > 0)
            return(@logger.error("#{errors} errors, not reloading.")) \
                if (errors > 0)

            # Reload everything that's changed.
            files.each do |file|
                next unless file
                @logger.info("Reloading #{file}")
                load(file) 
            end
            @updated = timestamp
        end
def reload!(force = false)
            return unless (Time.now.to_i > @threshold)
            @threshold = Time.now.to_i + @interval
            return unless (force or \
                ((timestamp = mtime(@trigger)).to_i > @updated))
            timestamp ||= Time.now.to_i

            # Check updated files to ensure they're loadable.
            missing, errors = 0, 0
            files = find_files_for_reload do |file, file_mtime|
                next(missing += 1 and nil) unless file_mtime
                next unless (file_mtime >= @updated)
                next(errors += 1 and nil) unless verify(file)
                file
            end

            # Cowardly fail if we can't load something.
            @logger.debug("#{missing} files missing during reload.") \
                if (missing > 0)
            return(@logger.error("#{errors} errors, not reloading.")) \
                if (errors > 0)

            # Reload everything that's changed.
            files.each do |file|
                next unless file
                @logger.info("Reloading #{file}")
                load(file) 
            end
            @updated = timestamp
        end
Reloads the application if (a) we haven't reloaded in
 @interval seconds, (b) the trigger file has been touched
 since our last check, and (c) some other thread hasn't handled
 the update.