Add dom check before setting default useragent

nathanmarks · Feb 1, 2016 · 7818062 · 7818062
1 parent 691ee93
commit 7818062
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/lib/index.js b/lib/index.js
@@ -14,6 +14,12 @@ import {
   summarizeAlterations
 } from './utils';
 
+const canUseDOM = !!(
+  typeof window !== 'undefined' &&
+  window.document && //eslint-disable-line
+  window.document.createElement //eslint-disable-line
+);
+
 /**
  * @module cbioportal-api-client
  */
@@ -42,7 +48,7 @@ import {
  */
 export default function CbioPortal ({ requestOpts = false } = {}) {
   return Object.assign(Object.create(cbioPortal), {
-    requestOpts: _defaults(requestOpts, {
+    requestOpts: _defaults(requestOpts, canUseDOM ? {} : {
       headers: {
         'User-Agent': 'cbioportal-api-client.js/1.0.0'
       }