No description
Find a file
Hannes Bornö 5f2c9d0b30
Update subset validation in @next/font/google and fix CJK bug (#44594)
Currently there's a bug when selecting Chinese, Japanese or Korean (CJK)
as subsets.
```js
const notoSans = Noto_Sans_JP({
  subsets: ['japanese'],
})
```
It actually doesn't work, nothing preloads. This PR solves this by
removing CJK languages as candidates for preloading. The reason is that
they contain so many glyphs that each font-family is split up in 100+
font files. It doesn't make sense to preload all of them.

So CJK users will have to disable preloading.
```js
const notoSansJapanese = Noto_Sans_JP({
  weight: '400',
  preload: false,
})
```
In case you do manually disable preloading like above, the default
`font-display` is changed to `swap`.

This PR also improves the validation errors of subsets.
1. Providing unknown subset
```
`@next/font` error:
Unknown subset `japanese` for font `Inter`.
Available subsets: `cyrillic`, `cyrillic-ext`, `greek`, `greek-ext`, `latin`, `latin-ext`, `vietnamese`
```
2. Missing specified subset. The error has a link with further
instructions.
```
`@next/font` error:
Missing selected subsets for font `Inter`. Please specify subsets in the function call or in your `next.config.js`. Read more: https://nextjs.org/docs/messages/google-fonts-missing-subsets
```

fixes NEXT-336

## Bug

- [ ] Related issues linked using `fixes #number`
- [ ] Integration tests added
- [ ] Errors have a helpful link attached, see
[`contributing.md`](https://github.com/vercel/next.js/blob/canary/contributing.md)

## Feature

- [ ] Implements an existing feature request or RFC. Make sure the
feature request has been accepted for implementation before opening a
PR.
- [ ] Related issues linked using `fixes #number`
- [ ]
[e2e](https://github.com/vercel/next.js/blob/canary/contributing/core/testing.md#writing-tests-for-nextjs)
tests added
- [ ] Documentation added
- [ ] Telemetry added. In case of a feature if it's used or not.
- [ ] Errors have a helpful link attached, see
[`contributing.md`](https://github.com/vercel/next.js/blob/canary/contributing.md)

## Documentation / Examples

- [ ] Make sure the linting passes by running `pnpm build && pnpm lint`
- [ ] The "examples guidelines" are followed from [our contributing
doc](https://github.com/vercel/next.js/blob/canary/contributing/examples/adding-examples.md)
2023-01-05 15:51:38 -08:00
.devcontainer Remove devcontainer network host argument (#44157) 2022-12-19 16:38:20 -08:00
.github Update CNA test skipping (#44606) 2023-01-05 11:25:47 -08:00
.husky Replace pre-commit with husky (#38350) 2022-07-06 11:14:16 -05:00
.vscode Add VSCode settings and recommended extensions for Next.js repository (#43954) 2022-12-12 15:10:54 +01:00
bench misc: fix benchmark script (#44592) 2023-01-05 13:46:41 +00:00
contributing docs: Update GitHub CLI clone command in developing.md (#44509) 2023-01-03 00:07:59 +00:00
docs Correct link to full list of Permissions-Policy permissions (#44607) 2023-01-05 13:48:49 -08:00
errors Update subset validation in @next/font/google and fix CJK bug (#44594) 2023-01-05 15:51:38 -08:00
examples Add lang, generateStaticParams, and server-only for i18n example (#44597) 2023-01-05 16:29:04 +00:00
packages Update subset validation in @next/font/google and fix CJK bug (#44594) 2023-01-05 15:51:38 -08:00
scripts Update subset validation in @next/font/google and fix CJK bug (#44594) 2023-01-05 15:51:38 -08:00
test Update subset validation in @next/font/google and fix CJK bug (#44594) 2023-01-05 15:51:38 -08:00
.alexignore Enable Alex documentation linting for docs (#26598) 2021-06-25 11:40:50 -05:00
.alexrc Add section to next/future/image docs about Known Browser Bugs (#39759) 2022-08-20 00:21:00 +00:00
.eslintignore Move core files to src folder and move JS files to TypeScript (#44405) 2023-01-03 10:05:50 +01:00
.eslintrc.json Add jsdoc/no-types eslint rule for TypeScript files (#44049) 2022-12-19 10:21:08 +01:00
.gitattributes the way towards webpack 5 typings (#29105) 2021-09-21 19:17:16 +02:00
.gitignore Add tracing for testing tools (#44046) 2022-12-16 09:58:04 +01:00
.npmrc declare pnpm7 as engine (#37303) 2022-05-30 13:13:36 +00:00
.prettierignore Move core files to src folder and move JS files to TypeScript (#44405) 2023-01-03 10:05:50 +01:00
.prettierignore_staged Fix prettierignore_staged for compiled (#44550) 2023-01-03 15:54:11 -08:00
.prettierrc.json Prettier trailingComma default value to es5 since 2.0 (#14391) 2020-06-22 13:25:24 +02:00
azure-pipelines.yml Fix isolated tests on windows and update azure config (#44457) 2022-12-31 08:12:42 +00:00
CODE_OF_CONDUCT.md updated code of conduct to v2.1 (#34208) 2022-02-10 18:11:42 -06:00
contributing.md refactor: split up CONTRIBUTING.md (#40515) 2022-09-16 14:54:58 -07:00
jest.config.js Mock @next/font when using next/jest (#42413) 2022-11-03 11:12:46 -07:00
jest.replay.config.js Add Replay integration for dev e2e tests (#40955) 2022-09-29 14:45:10 -07:00
lerna.json v13.1.2-canary.1 2023-01-05 14:20:56 -08:00
license.md Update license year (#44403) 2023-01-01 11:12:49 +01:00
lint-staged.config.js Replace pre-commit with husky (#38350) 2022-07-06 11:14:16 -05:00
package.json Disable telemetry for pnpm next when contributing locally (#44610) 2023-01-05 13:27:05 -08:00
plopfile.js Update pnpm new-test to use createNextDescribe (#44147) 2022-12-19 20:08:50 +01:00
pnpm-lock.yaml v13.1.2-canary.1 2023-01-05 14:20:56 -08:00
pnpm-workspace.yaml misc: add benchmarking script for edge rendering (#40716) 2022-09-27 17:57:16 +02:00
readme.md Monorepo (#5341) 2018-10-01 01:02:10 +02:00
release.js Fix labels for release sections 2021-11-21 13:11:54 +01:00
run-tests.js Use test timings token when available (#44549) 2023-01-03 15:36:59 -08:00
test-file.txt Add additional file serving tests (#12479) 2020-05-04 11:58:19 -05:00
tsconfig-tsec.json Integrate tsec into the linting process (#33746) 2022-02-24 16:59:18 -08:00
tsconfig.json Adds tests to ensure eslint-plugin-next's available rules are properly exported and recommended rules are correctly defined. (#38183) 2022-06-30 11:31:33 -05:00
tsec-exemptions.json Move core files to src folder and move JS files to TypeScript (#44405) 2023-01-03 10:05:50 +01:00
turbo.json build(cargo): fix turbopack + next-swc build (#43983) 2022-12-19 13:10:02 -08:00
UPGRADING.md Move upgrading guide to /docs (#10727) 2020-02-28 23:46:18 +01:00
vercel.json Silence GH Comments for Preview URLs (#18766) 2020-11-03 21:59:47 +00:00

Next.js

Getting Started

Visit https://nextjs.org/learn to get started with Next.js.

Documentation

Visit https://nextjs.org/docs to view the full documentation.

Who is using Next.js?

Next.js is used by the world's leading companies. Check out the Next.js Showcase to learn more.

Community

The Next.js community can be found on GitHub Discussions, where you can ask questions, voice ideas, and share your projects.

To chat with other community members you can join the Next.js Discord.

Our Code of Conduct applies to all Next.js community channels.

Contributing

Please see our contributing.md.

Good First Issues

We have a list of good first issues that contain bugs that have a relatively limited scope. This is a great place to get started, gain experience, and get familiar with our contribution process.

Authors

Security

If you believe you have found a security vulnerability in Next.js, we encourage you to responsibly disclose this and not open a public issue. We will investigate all legitimate reports. Email security@vercel.com to disclose any security vulnerabilities.

https://vercel.com/security