explicit nullable query

GoogleChrome · Apr 21, 2017 · dedc2e2 · dedc2e2
1 parent 617075d
commit dedc2e2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lighthouse-core/report/v2/renderer/dom.js b/lighthouse-core/report/v2/renderer/dom.js
@@ -55,7 +55,7 @@ class DOM {
    * @throws {Error}
    */
   cloneTemplate(selector, context) {
-    const template = /** @type {HTMLTemplateElement} */ (context.querySelector(selector));
+    const template = /** @type {?HTMLTemplateElement} */ (context.querySelector(selector));
     if (!template) {
       throw new Error(`Template not found: template${selector}`);
     }