convert FastBootRequest to es6 class

Author: bekzod

src/fastboot-request.js

@@ -1,60 +1,66 @@
+'use strict';
+
 var cookie = require('cookie');
 var FastBootHeaders = require('./fastboot-headers');
 
-function FastBootRequest(request, hostWhitelist) {
-  this.hostWhitelist = hostWhitelist;
-
-  this.protocol = request.protocol;
-  this.headers = new FastBootHeaders(request.headers);
-  this.queryParams = request.query;
-  this.path = request.url;
-  this.method = request.method;
-  this.body = request.body;
+class FastBootRequest {
+  constructor(request, hostWhitelist) {
+    this.hostWhitelist = hostWhitelist;
 
-  this.cookies = this.extractCookies(request);
-}
+    this.protocol = request.protocol;
+    this.headers = new FastBootHeaders(request.headers);
+    this.queryParams = request.query;
+    this.path = request.url;
+    this.method = request.method;
+    this.body = request.body;
 
-FastBootRequest.prototype.host = function() {
-  if (!this.hostWhitelist) {
-    throw new Error('You must provide a hostWhitelist to retrieve the host');
+    this.cookies = this.extractCookies(request);
   }
 
-  var host = this.headers.get('host');
+  host() {
+    if (!this.hostWhitelist) {
+      throw new Error('You must provide a hostWhitelist to retrieve the host');
+    }
+
+    var host = this.headers.get('host');
+
+    var matchFound = this.hostWhitelist.reduce(function(previous, currentEntry) {
+      if (currentEntry[0] === '/' &&
+          currentEntry.slice(-1) === '/') {
+        // RegExp as string
+        var regexp = new RegExp(currentEntry.slice(1, -1));
 
-  var matchFound = this.hostWhitelist.reduce(function(previous, currentEntry) {
-    if (currentEntry[0] === '/' &&
-        currentEntry.slice(-1) === '/') {
-      // RegExp as string
-      var regexp = new RegExp(currentEntry.slice(1, -1));
+        return previous || regexp.test(host);
+      } else {
+        return previous || currentEntry === host;
+      }
+    }, false);
 
-      return previous || regexp.test(host);
-    } else {
-      return previous || currentEntry === host;
+    if (!matchFound) {
+      throw new Error(`The host header did not match a hostWhitelist entry. Host header: ${host}`);
     }
-  }, false);
 
-  if (!matchFound) {
-    throw new Error(`The host header did not match a hostWhitelist entry. Host header: ${host}`);
+    return host;
   }
 
-  return host;
-};
+  extractCookies(request) {
+    // If cookie-parser middleware has already parsed the cookies,
+    // just use that.
+    if (request.cookies) {
+      return request.cookies;
+    }
 
-FastBootRequest.prototype.extractCookies = function(request) {
-  // If cookie-parser middleware has already parsed the cookies,
-  // just use that.
-  if (request.cookies) {
-    return request.cookies;
-  }
+    // Otherwise, try to parse the cookies ourselves, if they exist.
+    var cookies = request.headers.cookie;
+    if (cookies) {
+      return cookie.parse(cookies);
+    }
 
-  // Otherwise, try to parse the cookies ourselves, if they exist.
-  var cookies = request.headers.cookie;
-  if (cookies) {
-    return cookie.parse(cookies);
+    // Return an empty object instead of undefined if no cookies are present.
+    return {};
   }
 
-  // Return an empty object instead of undefined if no cookies are present.
-  return {};
-};
+}
+
 
 module.exports = FastBootRequest;