Load extra polyfills when isIntersecting is undefined (#4469)

master
Yamagishi Kazutoshi 7 years ago committed by Eugen Rochko
parent 9b247c3d88
commit b9ec3b7e7c
  1. 2
      app/javascript/mastodon/load_polyfills.js

@ -24,6 +24,8 @@ function loadPolyfills() {
// This avoids shipping them all the polyfills. // This avoids shipping them all the polyfills.
const needsExtraPolyfills = !( const needsExtraPolyfills = !(
window.IntersectionObserver && window.IntersectionObserver &&
window.IntersectionObserverEntry &&
'isIntersecting' in IntersectionObserverEntry.prototype &&
window.requestIdleCallback && window.requestIdleCallback &&
'object-fit' in (new Image()).style 'object-fit' in (new Image()).style
); );

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