tomayac’s Twitter Archive—№ 19,476

Flash of Undefined Custom Elements (FOUCE): Interesting pattern to combine Promise.allSettled() with CustomElementRegistry.whenDefined() (developer.mozilla.org/en-US/docs/Web/API/CustomElementRegistry/whenDefined) to control page visibility based on the critical custom elements being loaded. abeautifulsite.net/posts/flash-of-undefined-custom-elements/