refactor: migrate to ES6 syntax

socketio · Jan 12, 2020 · da93fb6 · da93fb6
1 parent ecfcc69
commit da93fb6
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Showing 10 changed files with 4,191 additions and 1,573 deletions.
diff --git a/lib/engine.io.js b/lib/engine.io.js
@@ -2,7 +2,8 @@
  * Module dependencies.
  */
 
-var http = require('http');
+const http = require('http');
+const Server = require('./server');
 
 /**
  * Invoking the library as a function delegates to attach if the first argument
@@ -25,7 +26,7 @@ exports = module.exports = function () {
   }
 
   // if first argument is not an http server, then just make a regular eio server
-  return exports.Server.apply(null, arguments);
+  return new Server(arguments);
 };
 
 /**
@@ -42,7 +43,7 @@ exports.protocol = 1;
  * @api public
  */
 
-exports.Server = require('./server');
+exports.Server = Server;
 
 /**
  * Expose Socket constructor.
@@ -94,13 +95,13 @@ function listen (port, options, fn) {
     options = {};
   }
 
-  var server = http.createServer(function (req, res) {
+  const server = http.createServer(function (req, res) {
     res.writeHead(501);
     res.end('Not Implemented');
   });
 
   // create engine server
-  var engine = exports.attach(server, options);
+  const engine = exports.attach(server, options);
   engine.httpServer = server;
 
   server.listen(port, fn);
@@ -120,7 +121,7 @@ function listen (port, options, fn) {
 exports.attach = attach;
 
 function attach (server, options) {
-  var engine = new exports.Server(options);
+  const engine = new Server(options);
   engine.attach(server, options);
   return engine;
 }