material-components / material-components/material-web

md-radios share same single selection group, ignoring associated forms.

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Description

### What is affected?

Component

### Description

Opposed to native radio behavior, ``s with same name within different forms share the same single selection group. If associated, form should have higher priority over root node (document) for querying radios of same name.

### Reproduction

In the next [stackblitz](https://stackblitz.com/edit/webpack-webpack-js-org-rhkgju?file=dist%2Findex.html) you can see the difference in behavior. (queueMicrotask was replaced with setTimeout following [this issue](https://github.com/material-components/material-web/issues/5398)

### Workaround

None

### Is this a regression?

No or unsure. This never worked, or I haven't tried before.

### Affected versions

1.1.1

### Browser/OS/Node environment

Browser: Chrome/121.0.0.0 Safari/537.36 Edg/121.0.0.0
OS: Windows NT 10.0; Win64; x64

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Open the linked StackBlitz reproduction and inspect the md-radio form and name behavior first. Done means same-name radios in separate associated forms can each select independently, matching native radio behavior; verify this with a focused component test if the repository provides one.

Written by the indexing model from the issue text.

Assessment

Tech stack
html, javascript
Domain
frontend, web-dev
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
45/100

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