Update redis.js

wadecha · web-flow · commit eb6f55c43f46 · 2017-03-07T10:27:54.000+08:00
diff --git a/lib/appenders/redis.js b/lib/appenders/redis.js
@@ -1,19 +1,19 @@
 'use strict';
 
-var layouts = require('../layouts');
-var redis = require('redis');
-var util = require('util');
+let layouts = require('../layouts');
+let redis = require('redis');
+let util = require('util');
 
 function redisAppender(host, port, pass, channel, layout) {
   layout = layout || layouts.messagePassThroughLayout;
-  let redisClient = redis.createClient(port, host, { auth_pass: pass });
+  const redisClient = redis.createClient(port, host, { auth_pass: pass });
   redisClient.on('error', function (err) {
     if (err) {
       console.error('log4js.redisAppender - %s:%p Error: %s', host, port, util.inspect(err));
     }
   });
   return function (loggingEvent) {
-    let message = layout(loggingEvent);
+    const message = layout(loggingEvent);
     redisClient.publish(channel, message, function (err) {
       if (err) {
         console.error('log4js.redisAppender - %s:%p Error: %s', host, port, util.inspect(err));
@@ -23,7 +23,7 @@ function redisAppender(host, port, pass, channel, layout) {
 }
 
 function configure(config) {
-  let layout, host, port, pass, channel;
+  const layout, host, port, pass, channel;
   if (config.layout) {
     layout = layouts.layout(config.layout.type, config.layout);
   }
