No description
Find a file
Donny/강동윤 94771bf3cc
refactor: Add lightningcss mode for turbopack-css (#58471)
### What?

We are experimenting with `lightningcss`. This is about replacing
`swc_css` with `lightningcss` in turbopack, and the main reason for this
is to reduce the maintenance burden.
But when I tried, it introduced several regressions, so I'm putting it
behind an experimental flag.

You can enable `lightningcss` mode for **turbopack** by adding a flag to
the next config file.

```js
/**
 * @type {import('next').NextConfig}
 */
const nextConfig = {
  experimental: {
    useLightningcss: true,
  },
}

module.exports = nextConfig

```

Note that this is only for turbopack because we were not using `swc_css`
for non-turbopack mode of next.js



x-ref:
https://vercel.slack.com/archives/C03EWR7LGEN/p1700025496732229?thread_ts=1700019629.866549&cid=C03EWR7LGEN


### Why?

We should avoid regressions.

### How?

---

turbopack PR: https://github.com/vercel/turbo/pull/6456


Closes PACK-1966

---------

Co-authored-by: Leah <github.leah@hrmny.sh>
2023-11-20 18:09:36 +01:00
.cargo Update rust-toolchain to 2023-11-16 (#58558) 2023-11-18 00:29:50 +00:00
.config Update teamname in codeowners (#57775) 2023-10-31 12:33:13 +00:00
.devcontainer re-enable next-dev-tests (#47087) 2023-03-14 16:05:19 +01:00
.github fix branch name (#58132) 2023-11-14 11:23:02 +01:00
.husky Replace pre-commit with husky (#38350) 2022-07-06 11:14:16 -05:00
.vscode misc: build output rework (#57440) 2023-10-25 13:19:42 -07:00
bench chore: remove chalk in favor of picocolors (#55992) 2023-09-27 21:00:52 +00:00
contributing feat(turbopack): Experimental wasm build (#57906) 2023-11-02 21:00:54 +00:00
docs docs: clarify route handler caching (#58541) 2023-11-16 21:43:41 -06:00
errors Reword PPR caught bail out to avoid "postpone" terminology (#58223) 2023-11-08 17:08:24 -05:00
examples fix lint in examples (#58630) 2023-11-18 18:09:25 +00:00
packages refactor: Add lightningcss mode for turbopack-css (#58471) 2023-11-20 18:09:36 +01:00
scripts Update rust-toolchain to 2023-11-16 (#58558) 2023-11-18 00:29:50 +00:00
test refactor: Add lightningcss mode for turbopack-css (#58471) 2023-11-20 18:09:36 +01:00
turbo/generators feat(turbo): use turbo gen instead of plop (#53684) 2023-11-03 01:25:18 +00:00
.alexignore Integrate next-* crates from Turbopack (#47019) 2023-03-13 14:33:17 +01:00
.alexrc docs: Add "special" to the Alex allowlist (#48021) 2023-04-06 16:32:06 +02:00
.eslintignore Import turbo daily integration test workflows (#57083) 2023-10-23 11:48:38 -07:00
.eslintrc.json Update eslint config (#57146) 2023-10-20 19:15:24 +00:00
.gitattributes chore: update gitattributes with linguist-vendored (#54683) 2023-08-28 21:50:19 +00:00
.gitignore Optimize webpack memory cache garbage collection (#54397) 2023-08-23 15:46:32 +02:00
.node-version Update .node-version (#56460) 2023-10-05 07:40:12 +00:00
.npmrc fix: npm publish provenance permissions (#48757) 2023-04-24 14:08:55 +00:00
.prettierignore Remove next-dev and its test suite and benchmarks (#55983) 2023-09-26 05:22:39 +02:00
.prettierignore_staged chore: replace issue triaing actions with nissuer (#55525) 2023-09-19 11:11:00 +00:00
.prettierrc.json Prettier trailingComma default value to es5 since 2.0 (#14391) 2020-06-22 13:25:24 +02:00
.rustfmt.toml build(cargo): move workspaces manifest to top level (#48198) 2023-04-19 18:38:36 +02:00
azure-pipelines.yml chore: lower Node.js version requirement (#56943) 2023-10-17 23:15:31 +02:00
Cargo.lock refactor: Add lightningcss mode for turbopack-css (#58471) 2023-11-20 18:09:36 +01:00
Cargo.toml refactor: Add lightningcss mode for turbopack-css (#58471) 2023-11-20 18:09:36 +01:00
CODE_OF_CONDUCT.md updated code of conduct to v2.1 (#34208) 2022-02-10 18:11:42 -06:00
contributing.md chore: improve repo templates (#46629) 2023-03-01 09:25:51 -08:00
jest.config.js chore: remove redundant jest config (#57151) 2023-11-01 20:18:57 +00:00
jest.replay.config.js Add Replay integration for dev e2e tests (#40955) 2022-09-29 14:45:10 -07:00
lerna.json v14.0.4-canary.5 2023-11-19 23:21:38 +00:00
license.md Update license year (#44403) 2023-01-01 11:12:49 +01:00
lint-staged.config.js add cargo fmt to lint staged (#56430) 2023-10-04 17:46:44 +00:00
package.json Update React from 593ecee66 to 2c338b16f. (#58553) 2023-11-16 22:23:04 +00:00
pnpm-lock.yaml refactor: Add lightningcss mode for turbopack-css (#58471) 2023-11-20 18:09:36 +01:00
pnpm-workspace.yaml Remove next-dev and its test suite and benchmarks (#55983) 2023-09-26 05:22:39 +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 fix(ci): exclusion regex now actually works instead of ignoring all tests (#58259) 2023-11-09 21:43:35 +01:00
rust-toolchain Update rust-toolchain to 2023-11-16 (#58558) 2023-11-18 00:29:50 +00:00
socket.yaml chore(ci): add socket.yaml (#54446) 2023-08-23 18:12:51 +00:00
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 chore: upgrade jest (#56909) 2023-10-19 17:38:24 +00:00
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 Implement granular rust caching (#54582) 2023-08-26 18:54:14 -07:00
UPGRADING.md (Fix)Broken upgrading.mdx link (#54234) 2023-08-18 17:10:38 +00:00
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