rsnext/test/integration/client-navigation
Joe Freeman 73065bebe7
fix(link): do not reload when Link is in svg (#41320)Co-authored-by: Tim Neutkens <tim@timneutkens.nl>
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## Bug

- [ ] Related issues linked using `fixes #number`
- [ ] Integration tests added
- [ ] Errors have a helpful link attached, see `contributing.md`

I believe this fixes `<Link>`s that appear inside an `<svg>`. For
example:

```typescript
<svg width={200} height={200}>
  <Link href="/about">
    <a>
      <text x={0} y={20}>About</text>
    </a>
  </Link>
</svg>
```

There's a comment in `next/link` (["anchors inside an svg have a
lowercase
nodeName"](bef709bc74/packages/next/client/link.tsx (L163)))
that implies `Link`s are supposed to work inside an `svg`, but at the
moment, I'm finding that clicking the link causes a full page reload.

This seems to be because Next.js considers the link to be a 'modified'
event (as per `isModifiedEvent`). In the case where the event's
`currentTarget` is an `SVGAElement` (rather than a `HTMLAnchorElement`),
the `event.currentTarget.target` is actually an
[`SVGAnimatedString`](https://developer.mozilla.org/en-US/docs/Web/API/SVGAnimatedString).
This looks a bit like `{"animVal": "", "baseVal": ""}`, so the `(target
&& target !== '_self')` check is truthy.

Using
[`getAttribute`](https://developer.mozilla.org/en-US/docs/Web/API/Element/getAttribute)
instead seems to consistently give a string value in either (SVG or
HTML) case.

I've attempted to add a test, but I haven't worked out how to run it
yet...

---------

Co-authored-by: Tim Neutkens <tim@timneutkens.nl>
2023-02-15 11:05:10 +01:00
..
components Format missed files (#7464) 2019-05-29 18:19:32 -07:00
lib Upgrade styled-jsx (#19241) 2020-11-17 16:53:35 +00:00
pages BREAKING CHANGE: Enable newNextLinkBehavior (#41459) 2022-10-17 21:20:28 -04:00
public fix(next/head): assign bool attrs to match server (#20748) 2021-01-04 19:57:52 +00:00
test fix(link): do not reload when Link is in svg (#41320)Co-authored-by: Tim Neutkens <tim@timneutkens.nl> 2023-02-15 11:05:10 +01:00
next.config.js Improve linting rules to catch more errors (#9374) 2019-11-10 19:24:53 -08:00