config/initializers/log_formatting.rb
8fd47a08
 class ActiveSupport::BufferedLogger
     def formatter=(formatter)
         @log.formatter = formatter
     end
 end
 
 class Formatter
     SEVERITY_TO_COLOR_MAP   = {'DEBUG'=>'33', 'INFO'=>'0;37', 'WARN'=>'36', 'ERROR'=>'31', 'FATAL'=>'31', 'UNKNOWN'=>'37'}
     USE_HUMOROUS_SEVERITIES = false
 
     def call(severity, time, progname, msg)
         formatted_severity = sprintf("%s","#{severity}")
 
         formatted_time = time.strftime("%Y-%m-%d %H:%M:%S.") << time.usec.to_s[0..2].rjust(3)
         color = SEVERITY_TO_COLOR_MAP[severity]
 
         if msg.empty?
             "\n"
         else
             "\033[0;37m#{formatted_time}\033[0m [#{formatted_severity}] \033[#{color}m#{msg.strip}\033[0m\n"
         end
     end
 
 end
 
 Rails.logger.formatter = Formatter.new