Fix sending of custom headers

graphql-community · Nov 24, 2021 · 428f392 · 428f392
1 parent 1465ec8
commit 428f392
Showing 1 changed file with 8 additions and 5 deletions.
diff --git a/src/renderGraphiQL.js b/src/renderGraphiQL.js
@@ -188,13 +188,16 @@ add "&raw" to the end of the URL within a browser.
     }
     var fetchURL = locationQuery(otherParams);
     // Defines a GraphQL fetcher using the fetch API.
-    function graphQLFetcher(graphQLParams) {
+    function graphQLFetcher(graphQLParams, opts) {
       return fetch(fetchURL, {
         method: 'post',
-        headers: {
-          'Accept': 'application/json',
-          'Content-Type': 'application/json'
-        },
+        headers: Object.assign(
+          {
+            'Accept': 'application/json',
+            'Content-Type': 'application/json'
+          },
+          opts && opts.headers,
+        ),
         body: JSON.stringify(graphQLParams),
         credentials: 'include',
       }).then(function (response) {