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Coverage / portals

Portals

Specification: wicg.github.io/portals/. 3 interfaces defined here, 16 members exposed on Window (Web IDL). Group: Platform and app.

Existence only: “present” means the name is defined where Web IDL puts it, not that it behaves as the standard says. The featured checks test behavior.

Share present per engine
EngineMembers presentInterfaces present
warpdom0.1.6maintainer's engine0% (0 of 16)0 of 3
happy-dom21.0.30% (0 of 16)0 of 3
jsdom30.1.30% (0 of 16)0 of 3
linkedom0.18.130% (0 of 16)0 of 3
7 of 7 interfaces
HTMLBodyElement1 member added to HTMLBodyElement (defined in HTML)warpdom: 0/1happy-dom: 0/1jsdom: 0/1linkedom: 0/1
HTMLFrameSetElement1 member added to HTMLFrameSetElement (defined in HTML)warpdom: 0/1happy-dom: 0/1jsdom: 0/1linkedom: 0/1
HTMLPortalElement6 memberswarpdom: Missinghappy-dom: Missingjsdom: Missinglinkedom: Missing
PortalActivateEvent2 memberswarpdom: Missinghappy-dom: Missingjsdom: Missinglinkedom: Missing
PortalHost3 memberswarpdom: Missinghappy-dom: Missingjsdom: Missinglinkedom: Missing
SVGSVGElement1 member added to SVGSVGElement (defined in Scalable Vector Graphics (SVG) 1.1 (Second Edition))warpdom: 0/1happy-dom: 0/1jsdom: 0/1linkedom: 0/1
Window2 members added to Window (defined in HTML)warpdom: 0/2happy-dom: 0/2jsdom: 0/2linkedom: 0/2

Probed 2026-10-19. Data: idl.json (CC BY 4.0).