Merge pull request #5849 from guardian/mxdvl/safe-get-entries-by-type

fix: safe `performance.getEntriesByType`
guardian · Aug 25, 2022 · 6d2e355 · 6d2e355
2 parents b18a4a7 + a64ff08
commit 6d2e355
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/dotcom-rendering/src/web/browser/islands/doHydration.ts b/dotcom-rendering/src/web/browser/islands/doHydration.ts
@@ -48,6 +48,8 @@ export const doHydration = (
  return { clientOnly, timeTaken };
  })
  .then(({ clientOnly, timeTaken }) => {
+ if (!('getEntriesByType' in window.performance)) return;
+
  // Log performance info
  const { duration: download = -1 } =
  window.performance