Retargeting result of elementFromPoint and elementsFromPoint

Category: DOM
Type: New or changed feature
Status: Enabled by default (Chrome 66)
Intent stage: None

Breaking change: No
Enterprise impact: None
Spec maturity: Incubation

Summary

Previously elementFromPoint and elementsFromPoint are not per spec, and it may return null incorrectly because it is not retargeting the result correctly. We are fixing it to adhere to the spec by applying the correct retargeting algorithm.

Standards & signals

Specification: https://w3c.github.io/webcomponents/spec/shadow/#extensions-to-the-documentorshadowroot-mixin
Firefox: No signal
Safari: No signal
Web developers: No signals
Tracking bug: https://bugs.chromium.org/p/chromium/issues/detail?id=759947

Ecosystem

Web Platform Tests: https://wpt.fyi/results/?q=retargeting-result-of-elementfrompoint-and-elementsfrompoint
Chrome Platform Showcase: https://chrome-platform-showcase.paulkinlan-ea.deno.net/features
GenDN reference: https://gendn.paulkinlan-ea.deno.net/features
chrome.dev demos search: https://www.google.com/search?q=site%3Achrome.dev+Retargeting%20result%20of%20elementFromPoint%20and%20elementsFromPoint
MDN Web Docs: https://developer.mozilla.org/en-US/search?q=Retargeting%20result%20of%20elementFromPoint%20and%20elementsFromPoint
Baseline status: https://webstatus.dev/?q=Retargeting%20result%20of%20elementFromPoint%20and%20elementsFromPoint

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