Fixed missed minified builds;

lib/adapters/xhr.js

@@ -58,7 +58,7 @@ export default function xhrAdapter(config) {
       }
     }
 
-    if (utils.isFormData(requestData) && utils.isStandardBrowserEnv()) {
+    if (utils.isFormData(requestData) && platform.isStandardBrowserEnv) {
       requestHeaders.setContentType(false); // Let the browser set it
     }
 
@@ -174,7 +174,7 @@ export default function xhrAdapter(config) {
     // Add xsrf header
     // This is only done if running in a standard browser environment.
     // Specifically not if we're in a web worker, or react-native.
-    if (utils.isStandardBrowserEnv()) {
+    if (platform.isStandardBrowserEnv) {
       // Add xsrf header
       const xsrfValue = (config.withCredentials || isURLSameOrigin(fullPath))
         && config.xsrfCookieName && cookies.read(config.xsrfCookieName);

lib/helpers/cookies.js

@@ -1,8 +1,9 @@
 'use strict';
 
 import utils from './../utils.js';
+import platform from '../platform/index.js';
 
-export default utils.isStandardBrowserEnv() ?
+export default platform.isStandardBrowserEnv ?
 
 // Standard browser envs support document.cookie
   (function standardBrowserEnv() {

lib/helpers/isURLSameOrigin.js

@@ -1,8 +1,9 @@
 'use strict';
 
 import utils from './../utils.js';
+import platform from '../platform/index.js';
 
-export default utils.isStandardBrowserEnv() ?
+export default platform.isStandardBrowserEnv ?
 
 // Standard browser envs have full support of the APIs needed to test
 // whether the request URL is of the same origin as current location.

lib/platform/browser/index.js

@@ -1,12 +1,43 @@
 import URLSearchParams from './classes/URLSearchParams.js'
 import FormData from './classes/FormData.js'
 
+/**
+ * Determine if we're running in a standard browser environment
+ *
+ * This allows axios to run in a web worker, and react-native.
+ * Both environments support XMLHttpRequest, but not fully standard globals.
+ *
+ * web workers:
+ *  typeof window -> undefined
+ *  typeof document -> undefined
+ *
+ * react-native:
+ *  navigator.product -> 'ReactNative'
+ * nativescript
+ *  navigator.product -> 'NativeScript' or 'NS'
+ *
+ * @returns {boolean}
+ */
+const isStandardBrowserEnv = (() => {
+  let product;
+  if (typeof navigator !== 'undefined' && (
+    (product = navigator.product) === 'ReactNative' ||
+    product === 'NativeScript' ||
+    product === 'NS')
+  ) {
+    return false;
+  }
+
+  return typeof window !== 'undefined' && typeof document !== 'undefined';
+})();
+
 export default {
   isBrowser: true,
   classes: {
     URLSearchParams,
     FormData,
     Blob
   },
+  isStandardBrowserEnv,
   protocols: ['http', 'https', 'file', 'blob', 'url', 'data']
 };