Move swcMinify out of experimental

[timneutkens]

• Move swcMinify to the top level of next.config.js
• Added test for swcMinify enabled
• Remove swcLoader option as it's stable now, apps with .babelrc opt-out automatically

Bug

• Related issues linked using fixes #number
• Integration tests added
• Errors have helpful link attached, see 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
• Integration tests added
• Documentation added
• Telemetry added. In case of a feature if it's used or not.
• Errors have helpful link attached, see contributing.md

Documentation / Examples

• Make sure the linting passes

[ijjk]

Stats from current PR

Default Build (Decrease detected ✓)

General Overall increase ⚠️

	vercel/next.js canary	timneutkens/next.js add/test-enable-swcminify	Change
buildDuration	23.4s	23.6s	⚠️ +177ms
buildDurationCached	4.4s	4.4s	⚠️ +43ms
nodeModulesSize	196 MB	196 MB	⚠️ +471 B

Page Load Tests Overall decrease ⚠️

	vercel/next.js canary	timneutkens/next.js add/test-enable-swcminify	Change
/ failed reqs	0	0	✓
/ total time (seconds)	3.897	4.037	⚠️ +0.14
/ avg req/sec	641.59	619.33	⚠️ -22.26
/error-in-render failed reqs	0	0	✓
/error-in-render total time (seconds)	2.015	2.217	⚠️ +0.2
/error-in-render avg req/sec	1240.81	1127.87	⚠️ -112.94

Client Bundles (main, webpack, commons)

	vercel/next.js canary	timneutkens/next.js add/test-enable-swcminify	Change
450.HASH.js gzip	179 B	179 B	✓
framework-HASH.js gzip	42.2 kB	42.2 kB	✓
main-HASH.js gzip	27.7 kB	27.7 kB	✓
webpack-HASH.js gzip	1.45 kB	1.45 kB	✓
Overall change	71.5 kB	71.5 kB	✓

Legacy Client Bundles (polyfills)

	vercel/next.js canary	timneutkens/next.js add/test-enable-swcminify	Change
polyfills-a4..dd70.js gzip	31 kB	31 kB	✓
Overall change	31 kB	31 kB	✓

Client Pages

	vercel/next.js canary	timneutkens/next.js add/test-enable-swcminify	Change
_app-HASH.js gzip	1.23 kB	1.23 kB	✓
_error-HASH.js gzip	194 B	194 B	✓
amp-HASH.js gzip	312 B	312 B	✓
css-HASH.js gzip	327 B	327 B	✓
dynamic-HASH.js gzip	2.38 kB	2.38 kB	✓
head-HASH.js gzip	350 B	350 B	✓
hooks-HASH.js gzip	635 B	635 B	✓
image-HASH.js gzip	4.44 kB	4.44 kB	✓
index-HASH.js gzip	263 B	263 B	✓
link-HASH.js gzip	1.87 kB	1.87 kB	✓
routerDirect..HASH.js gzip	321 B	321 B	✓
script-HASH.js gzip	383 B	383 B	✓
withRouter-HASH.js gzip	318 B	318 B	✓
334f979574ae..6f4.css gzip	106 B	106 B	✓
Overall change	13.1 kB	13.1 kB	✓

Client Build Manifests

	vercel/next.js canary	timneutkens/next.js add/test-enable-swcminify	Change
_buildManifest.js gzip	459 B	459 B	✓
Overall change	459 B	459 B	✓

Rendered Page Sizes

	vercel/next.js canary	timneutkens/next.js add/test-enable-swcminify	Change
index.html gzip	534 B	534 B	✓
link.html gzip	546 B	546 B	✓
withRouter.html gzip	528 B	528 B	✓
Overall change	1.61 kB	1.61 kB	✓

---

Default Build with SWC (Increase detected ⚠️)

General Overall increase ⚠️

	vercel/next.js canary	timneutkens/next.js add/test-enable-swcminify	Change
buildDuration	21.4s	19.1s	-2.3s
buildDurationCached	4.6s	4.2s	-414ms
nodeModulesSize	196 MB	196 MB	⚠️ +471 B

Page Load Tests Overall decrease ⚠️

	vercel/next.js canary	timneutkens/next.js add/test-enable-swcminify	Change
/ failed reqs	0	0	✓
/ total time (seconds)	3.799	4.213	⚠️ +0.41
/ avg req/sec	658.15	593.38	⚠️ -64.77
/error-in-render failed reqs	0	0	✓
/error-in-render total time (seconds)	2.062	2.241	⚠️ +0.18
/error-in-render avg req/sec	1212.46	1115.68	⚠️ -96.78

Client Bundles (main, webpack, commons) Overall increase ⚠️

	vercel/next.js canary	timneutkens/next.js add/test-enable-swcminify	Change
450.HASH.js gzip	179 B	179 B	✓
framework-HASH.js gzip	42.2 kB	42.2 kB	⚠️ +7 B
main-HASH.js gzip	27.7 kB	27.8 kB	⚠️ +123 B
webpack-HASH.js gzip	1.45 kB	1.43 kB	-16 B
Overall change	71.5 kB	71.6 kB	⚠️ +114 B

Legacy Client Bundles (polyfills)

	vercel/next.js canary	timneutkens/next.js add/test-enable-swcminify	Change
polyfills-a4..dd70.js gzip	31 kB	31 kB	✓
Overall change	31 kB	31 kB	✓

Client Pages Overall decrease ✓

	vercel/next.js canary	timneutkens/next.js add/test-enable-swcminify	Change
_app-HASH.js gzip	1.23 kB	1.22 kB	-14 B
_error-HASH.js gzip	194 B	180 B	-14 B
amp-HASH.js gzip	312 B	305 B	-7 B
css-HASH.js gzip	327 B	321 B	-6 B
dynamic-HASH.js gzip	2.38 kB	2.38 kB	-4 B
head-HASH.js gzip	350 B	342 B	-8 B
hooks-HASH.js gzip	635 B	621 B	-14 B
image-HASH.js gzip	4.44 kB	4.46 kB	⚠️ +15 B
index-HASH.js gzip	263 B	256 B	-7 B
link-HASH.js gzip	1.87 kB	1.9 kB	⚠️ +32 B
routerDirect..HASH.js gzip	321 B	314 B	-7 B
script-HASH.js gzip	383 B	375 B	-8 B
withRouter-HASH.js gzip	318 B	309 B	-9 B
334f979574ae..6f4.css gzip	106 B	106 B	✓
Overall change	13.1 kB	13.1 kB	-51 B

Client Build Manifests

	vercel/next.js canary	timneutkens/next.js add/test-enable-swcminify	Change
_buildManifest.js gzip	459 B	459 B	✓
Overall change	459 B	459 B	✓

Rendered Page Sizes

	vercel/next.js canary	timneutkens/next.js add/test-enable-swcminify	Change
index.html gzip	534 B	534 B	✓
link.html gzip	546 B	547 B	⚠️ +1 B
withRouter.html gzip	528 B	527 B	-1 B
Overall change	1.61 kB	1.61 kB	✓

Commit: 7666394

[ijjk]

Failing test suites

Commit: 7666394

test/integration/production-swcminify/test/index.test.js

• Production Usage > With basic usage > should polyfill Node.js modules

Expand output

● Production Usage › With basic usage › should polyfill Node.js modules

expect(received).toBe(expected) // Object.is equality

Expected: "a07a23e124ae01399e287505c2f7b2e69006540de08562de5ddd01fc7bbef3a5"
Received: "782754f900000000000000000000000000000000000000000000000000000000"

  272 |
  273 |       expect(parsedData.vm).toBe(105)
> 274 |       expect(parsedData.hash).toBe(
      |                               ^
  275 |         'a07a23e124ae01399e287505c2f7b2e69006540de08562de5ddd01fc7bbef3a5'
  276 |       )
  277 |       expect(parsedData.path).toBe('/hello/world/test.txt')

  at Object.<anonymous> (integration/production-swcminify/test/index.test.js:274:31)