Fix custom headers type def (#64)

i18next · Apr 27, 2021 · c058c76 · c058c76
1 parent bf6a4c0
commit c058c76
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/index.d.ts b/index.d.ts
@@ -63,7 +63,11 @@ interface BackendOptions {
    */
   queryStringParams?: { [key: string]: string };
 
-  customHeaders?: { [key: string]: string };
+  /**
+   * allows an object containing custom headers or a function that when called returns 
+   * an object of custom headers
+   */
+  customHeaders?: { [key: string]: string } | (() => { [key: string]: string });
 
   /**
    * can be used to reload resources in a specific