chore: remove polyfills we no longer need (#4221)

owid · Nov 26, 2024 · 805bcbc · 805bcbc
1 parent 5edb37a
commit 805bcbc
Showing 1 changed file with 0 additions and 4 deletions.
diff --git a/site/SiteConstants.ts b/site/SiteConstants.ts
@@ -10,15 +10,11 @@ import {
 
 // See https://cdnjs.cloudflare.com/polyfill/ for a list of all supported features
 const polyfillFeatures = [
-    "es2019", // Array.flat, Array.flatMap, Object.fromEntries, ...
-    "es2020", // String.matchAll, Promise.allSettled, ...
     "es2021", // String.replaceAll, Promise.any, ...
     "es2022", // Array.at, String.at, ...
     "es2023", // Array.findLast, Array.toReversed, Array.toSorted, Array.with, ...
     "IntersectionObserver",
     "IntersectionObserverEntry",
-    "ResizeObserver",
-    "globalThis", // some dependencies use this
 ]
 const POLYFILL_VERSION = "4.8.0"
 export const POLYFILL_URL: string = `https://cdnjs.cloudflare.com/polyfill/v3/polyfill.min.js?version=${POLYFILL_VERSION}&features=${polyfillFeatures.join(