Add clonable option and attribute

[pepelsbey]

Description

• Adds clonable option to the attachShadow
• Adds clonable property to the ShadowRoot

Motivation

To support the upcoming Firefox implementation.

Additional details

• Bugzilla: Add ShadowRoot::clonable

Related issues and pull requests

• [WebAPI] Add ShadowRoot::clonable #31108

[github-actions]

Preview URLs

• /en-US/docs/Web/API/Element/attachShadow
• /en-US/docs/Web/API/ShadowRoot/clonable
• /en-US/docs/Web/API/ShadowRoot

Flaws (4)

Note! 1 document with no flaws that don't need to be listed. 🎉

URL: /en-US/docs/Web/API/ShadowRoot
Title: ShadowRoot
Flaw count: 3

• macros:
  • /en-US/docs/Web/API/ShadowRoot/getSelection does not exist
  • /en-US/docs/Web/API/ShadowRoot/elementFromPoint does not exist
  • /en-US/docs/Web/API/ShadowRoot/elementsFromPoint does not exist

---

URL: /en-US/docs/Web/API/ShadowRoot/clonable
Title: ShadowRoot: clonable property
Flaw count: 1

• bad_bcd_queries:
  • No BCD data for query: api.ShadowRoot.clonable

(comment last updated: 2024-01-24 13:57:32)

[bsmth]

LGTM. This BCD PR should fix broken spec URLs etc.: mdn/browser-compat-data#21948

[dipikabh]

Thanks for these updates, @pepelsbey!
Just a few nits that can be fixed, leaving my +1.