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node_modules/negotiator/index.js

@@ -8,12 +8,10 @@
 
 'use strict';
 
-/**
- * Cached loaded submodules.
- * @private
- */
-
-var modules = Object.create(null);
+var preferredCharsets = require('./lib/charset')
+var preferredEncodings = require('./lib/encoding')
+var preferredLanguages = require('./lib/language')
+var preferredMediaTypes = require('./lib/mediaType')
 
 /**
  * Module exports.
@@ -43,7 +41,6 @@ Negotiator.prototype.charset = function charset(available) {
 };
 
 Negotiator.prototype.charsets = function charsets(available) {
-  var preferredCharsets = loadModule('charset').preferredCharsets;
   return preferredCharsets(this.request.headers['accept-charset'], available);
 };
 
@@ -53,7 +50,6 @@ Negotiator.prototype.encoding = function encoding(available) {
 };
 
 Negotiator.prototype.encodings = function encodings(available) {
-  var preferredEncodings = loadModule('encoding').preferredEncodings;
   return preferredEncodings(this.request.headers['accept-encoding'], available);
 };
 
@@ -63,7 +59,6 @@ Negotiator.prototype.language = function language(available) {
 };
 
 Negotiator.prototype.languages = function languages(available) {
-  var preferredLanguages = loadModule('language').preferredLanguages;
   return preferredLanguages(this.request.headers['accept-language'], available);
 };
 
@@ -73,7 +68,6 @@ Negotiator.prototype.mediaType = function mediaType(available) {
 };
 
 Negotiator.prototype.mediaTypes = function mediaTypes(available) {
-  var preferredMediaTypes = loadModule('mediaType').preferredMediaTypes;
   return preferredMediaTypes(this.request.headers.accept, available);
 };
 
@@ -86,39 +80,3 @@ Negotiator.prototype.preferredLanguage = Negotiator.prototype.language;
 Negotiator.prototype.preferredLanguages = Negotiator.prototype.languages;
 Negotiator.prototype.preferredMediaType = Negotiator.prototype.mediaType;
 Negotiator.prototype.preferredMediaTypes = Negotiator.prototype.mediaTypes;
-
-/**
- * Load the given module.
- * @private
- */
-
-function loadModule(moduleName) {
-  var module = modules[moduleName];
-
-  if (module !== undefined) {
-    return module;
-  }
-
-  // This uses a switch for static require analysis
-  switch (moduleName) {
-    case 'charset':
-      module = require('./lib/charset');
-      break;
-    case 'encoding':
-      module = require('./lib/encoding');
-      break;
-    case 'language':
-      module = require('./lib/language');
-      break;
-    case 'mediaType':
-      module = require('./lib/mediaType');
-      break;
-    default:
-      throw new Error('Cannot find module \'' + moduleName + '\'');
-  }
-
-  // Store to prevent invoking require()
-  modules[moduleName] = module;
-
-  return module;
-}