fix for btoa, exposed password credentials

Author: fehguy

lib/swagger.js

@@ -691,7 +691,7 @@ var SwaggerOperation = function(nickname, path, method, parameters, summary, not
 }
 
 SwaggerOperation.prototype.isListType = function(type) {
-  if (type.indexOf('[') >= 0) {
+  if (type && type.indexOf('[') >= 0) {
     return type.substring(type.indexOf('[') + 1, type.indexOf(']'));
   } else {
     return void 0;
@@ -1291,11 +1291,10 @@ var PasswordAuthorization = function(name, username, password) {
   this.username = username;
   this.password = password;
   this._btoa = null;
-
   if (typeof window !== 'undefined')
-    return this._btoa = btoa;
+    this._btoa = btoa;
   else
-    return this._btoa = require("btoa");
+    this._btoa = require("btoa");
 };
 
 PasswordAuthorization.prototype.apply = function(obj, authorizations) {
@@ -1309,6 +1308,7 @@ e.SwaggerHttp = SwaggerHttp;
 e.SwaggerRequest = SwaggerRequest;
 e.authorizations = new SwaggerAuthorizations();
 e.ApiKeyAuthorization = ApiKeyAuthorization;
+e.PasswordAuthorization = PasswordAuthorization;
 e.JQueryHttpClient = JQueryHttpClient;
 e.ShredHttpClient = ShredHttpClient;
 e.SwaggerOperation = SwaggerOperation;