1840855 - Make togglePopover throw more exceptions

Status: RESOLVED DUPLICATE of bug 1842845

(Core :: DOM: Core & HTML, defect)

Description

[Joey Arhar]

User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.0.0 Safari/537.36

Steps to reproduce:

const popover = document.createElement('div');
popover.setAttribute('popover', 'auto');
// don't connect to document
popover.togglePopover();

Actual results:

No exception gets thrown

Expected results:

An exception should be thrown.

I am changing this in the HTML spec here: https://github.com/whatwg/html/pull/9451
And here is a WPT for the change: https://github.com/web-platform-tests/wpt/pull/40682

Comment 1

[BugBot [:suhaib / :marco/ :calixte]]

The Bugbug bot thinks this bug should belong to the 'Core::DOM: Core & HTML' component, and is moving the bug to that component. Please correct in case you think the bot is wrong.