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[turbopack] Create ServiceWorkerEntryModule and service_worker_chunk_filename#94921

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Jun 25, 2026
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[turbopack] Create ServiceWorkerEntryModule and service_worker_chunk_filename#94921
sampoder merged 1 commit into
canaryfrom
sp/turbopack/sw/02-discovery-marker

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@sampoder sampoder commented Jun 17, 2026

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This is what will be inserted by the analyzer into a page's module graph: #94923. This allows next-api to discover these modules (see #94922) and compile them.

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Stats from current PR

✅ No significant changes detected

📊 All Metrics
📖 Metrics Glossary

Dev Server Metrics:

  • Listen = TCP port starts accepting connections
  • First Request = HTTP server returns successful response
  • Cold = Fresh build (no cache)
  • Warm = With cached build artifacts

Build Metrics:

  • Fresh = Clean build (no .next directory)
  • Cached = With existing .next directory

Change Thresholds:

  • Time: Changes < 50ms AND < 10%, OR < 2% are insignificant
  • Size: Changes < 1KB AND < 1% are insignificant
  • All other changes are flagged to catch regressions

⚡ Dev Server

Metric Canary PR Change Trend
Cold (Listen) 866ms 864ms █████
Cold (Ready in log) 830ms 829ms ▇█▇▇█
Cold (First Request) 1.328s 1.327s ▃█▃▄▅
Warm (Listen) 860ms 863ms █████
Warm (Ready in log) 821ms 830ms ▇█▇▇█
Warm (First Request) 628ms 627ms ▄█▃▅▇
📦 Dev Server (Webpack) (Legacy)

📦 Dev Server (Webpack)

Metric Canary PR Change Trend
Cold (Listen) 810ms 810ms ▇▅███
Cold (Ready in log) 791ms 792ms ▆▅███
Cold (First Request) 3.239s 3.288s ▇▇███
Warm (Listen) 810ms 811ms ▇▅███
Warm (Ready in log) 792ms 789ms ▆▅███
Warm (First Request) 3.267s 3.270s ▇▇███

⚡ Production Builds

Metric Canary PR Change Trend
Fresh Build 5.419s 5.305s ▆█▆▅▇
Cached Build 5.646s 5.399s ▇█▆▅▆
📦 Production Builds (Webpack) (Legacy)

📦 Production Builds (Webpack)

Metric Canary PR Change Trend
Fresh Build 24.361s 24.486s ▅▆▇▇▇
Cached Build 24.521s 24.479s ▆▆███
node_modules Size 514 MB 514 MB ▁▁▁▁▁
📦 Bundle Sizes

Bundle Sizes

⚡ Turbopack

Client

Main Bundles
Canary PR Change
0-bs2xpviqpat.js gzip 157 B N/A -
019uvq59k1xsr.js gzip 7.65 kB N/A -
03gmyxr7dukvs.js gzip 10.3 kB N/A -
040t1q17lo593.js gzip 8.77 kB N/A -
09uo09m6_tog_.js gzip 156 B N/A -
0bb0vtp8dwsez.js gzip 450 B N/A -
0cz1d0mv5g_q7.js gzip 39.4 kB 39.4 kB
0nxqz3q165m2l.js gzip 220 B N/A -
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0z0y83mfx-l-h.js gzip 10 kB N/A -
1-jrh3r-rh3q4.js gzip 14.2 kB N/A -
10i5jb1_dvay2.js gzip 159 B N/A -
15ok8ydf274z0.js gzip 10.6 kB N/A -
16cqqcigykfea.js gzip 13.6 kB N/A -
17h18zxt1915l.js gzip 1.46 kB N/A -
1dwkgbd9x17yh.js gzip 153 B N/A -
1elt1qium-r2m.css gzip 115 B 115 B
1fq1h7dxad4cv.js gzip 9.44 kB N/A -
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1g5tu8_a_9oeq.js gzip 156 B N/A -
1gav7nfh4y8ln.js gzip 8.76 kB N/A -
20fit4en8kngn.js gzip 53.2 kB N/A -
25xnat7zr-qus.js gzip 155 B N/A -
26u0cpt1noqmd.js gzip 155 B N/A -
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2rypqffktcxqh.js gzip 8.69 kB N/A -
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2vzfcnfqz3x-w.js gzip 152 B N/A -
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turbopack-0_..vdpf.js gzip 3.74 kB N/A -
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turbopack-1-..-9x_.js gzip 3.74 kB N/A -
turbopack-10..cax6.js gzip 3.74 kB N/A -
turbopack-1g..p-jo.js gzip 3.72 kB N/A -
turbopack-1i..n6_f.js gzip 3.74 kB N/A -
turbopack-1s..des1.js gzip 3.74 kB N/A -
turbopack-24..7yei.js gzip 3.74 kB N/A -
turbopack-2q..qc-m.js gzip 3.74 kB N/A -
turbopack-2r..o2ck.js gzip 3.74 kB N/A -
turbopack-30..6-t7.js gzip 3.74 kB N/A -
turbopack-36..1pa8.js gzip 3.74 kB N/A -
turbopack-3m..vrk3.js gzip 3.74 kB N/A -
turbopack-3y..gx4m.js gzip 3.74 kB N/A -
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049l893avfc8u.js gzip N/A 154 B -
04ijao8_ex_-z.js gzip N/A 65.5 kB -
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0cboz35jbix8o.js gzip N/A 158 B -
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12zyjjmq4oad1.js gzip N/A 5.72 kB -
150weqim9v6fv.js gzip N/A 153 B -
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1h6vc_wr0llks.js gzip N/A 160 B -
1k9cc4-gpa2cx.js gzip N/A 13.1 kB -
1n59uogejo81s.js gzip N/A 10.3 kB -
1na2hw4jkip3x.js gzip N/A 161 B -
1npei3hlexdv3.js gzip N/A 9.99 kB -
1pmabinmlpk7m.js gzip N/A 12.9 kB -
1ssuiwj_rnpc5.js gzip N/A 8.77 kB -
2-phc9obd3nyd.js gzip N/A 8.77 kB -
24utq57r3l1cw.js gzip N/A 8.7 kB -
2fhjq6ek3srmr.js gzip N/A 8.69 kB -
2g0t7upz_v-hf.js gzip N/A 10.6 kB -
2ia9qqy99aie9.js gzip N/A 13.6 kB -
2lckqwd-dwjyk.js gzip N/A 156 B -
2oza28kdqvoay.js gzip N/A 8.74 kB -
2zh8-mmhujy8o.js gzip N/A 2.29 kB -
3-ry826_gkts9.js gzip N/A 154 B -
30h_m0irj-q6p.js gzip N/A 221 B -
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38c63ct4i1cy7.js gzip N/A 449 B -
3cfa_5wt-f6gv.js gzip N/A 156 B -
3cl1smtztf77r.js gzip N/A 167 B -
3jimpal3lvz5e.js gzip N/A 9.44 kB -
3jzrcws408gy2.js gzip N/A 53.2 kB -
3o-va9vz3uzex.js gzip N/A 154 B -
3tse1caq988sc.js gzip N/A 154 B -
3u7tnve4td9mh.js gzip N/A 14.2 kB -
3wb4pe4z4-aim.js gzip N/A 8.77 kB -
turbopack-0w..148w.js gzip N/A 3.74 kB -
turbopack-13..9udq.js gzip N/A 3.74 kB -
turbopack-1l..0i0v.js gzip N/A 3.74 kB -
turbopack-2_.._d7y.js gzip N/A 3.72 kB -
turbopack-2-..yita.js gzip N/A 3.74 kB -
turbopack-22..ossk.js gzip N/A 3.74 kB -
turbopack-2g..5kbt.js gzip N/A 3.74 kB -
turbopack-32..atpy.js gzip N/A 3.74 kB -
turbopack-3n..5exf.js gzip N/A 3.74 kB -
turbopack-3o..e9yg.js gzip N/A 3.74 kB -
turbopack-3p..2bj1.js gzip N/A 3.74 kB -
turbopack-3u..kuef.js gzip N/A 3.74 kB -
turbopack-3w..5gvu.js gzip N/A 3.74 kB -
turbopack-44..rl6g.js gzip N/A 3.75 kB -
Total 466 kB 466 kB ⚠️ +49 B

Server

Middleware
Canary PR Change
middleware-b..fest.js gzip 730 B 720 B 🟢 10 B (-1%)
Total 730 B 720 B ✅ -10 B
Build Details
Build Manifests
Canary PR Change
_buildManifest.js gzip 435 B 433 B
Total 435 B 433 B ✅ -2 B

📦 Webpack

Client

Main Bundles
Canary PR Change
2486.HASH.js gzip 169 B N/A -
3146-HASH.js gzip 63.4 kB N/A -
39fcf99b-HASH.js gzip 62.9 kB N/A -
8443-HASH.js gzip 4.68 kB N/A -
9431-HASH.js gzip 5.62 kB N/A -
framework-HASH.js gzip 59.8 kB 59.8 kB
main-app-HASH.js gzip 255 B 254 B
main-HASH.js gzip 39.4 kB 39.8 kB 🔴 +437 B (+1%)
webpack-HASH.js gzip 1.68 kB 1.68 kB
6105-HASH.js gzip N/A 5.63 kB -
764.HASH.js gzip N/A 169 B -
8898-HASH.js gzip N/A 62.9 kB -
9597-HASH.js gzip N/A 4.65 kB -
e1ccab69-HASH.js gzip N/A 62.9 kB -
Total 238 kB 238 kB ✅ -80 B
Polyfills
Canary PR Change
polyfills-HASH.js gzip 39.4 kB 39.4 kB
Total 39.4 kB 39.4 kB
Pages
Canary PR Change
_app-HASH.js gzip 194 B 194 B
_error-HASH.js gzip 183 B 182 B
css-HASH.js gzip 335 B 335 B
dynamic-HASH.js gzip 1.8 kB 1.8 kB
edge-ssr-HASH.js gzip 255 B 254 B
head-HASH.js gzip 351 B 349 B
hooks-HASH.js gzip 384 B 384 B
image-HASH.js gzip 580 B 581 B
index-HASH.js gzip 259 B 259 B
link-HASH.js gzip 2.49 kB 2.49 kB
routerDirect..HASH.js gzip 319 B 319 B
script-HASH.js gzip 386 B 386 B
withRouter-HASH.js gzip 315 B 313 B
1afbb74e6ecf..834.css gzip 106 B 106 B
Total 7.96 kB 7.95 kB ✅ -6 B

Server

Edge SSR
Canary PR Change
edge-ssr.js gzip 127 kB 127 kB
page.js gzip 283 kB 284 kB
Total 410 kB 410 kB ⚠️ +823 B
Middleware
Canary PR Change
middleware-b..fest.js gzip 616 B 619 B
middleware-r..fest.js gzip 156 B 155 B
middleware.js gzip 45.3 kB 45.1 kB
edge-runtime..pack.js gzip 842 B 842 B
Total 46.9 kB 46.7 kB ✅ -187 B
Build Details
Build Manifests
Canary PR Change
_buildManifest.js gzip 719 B 719 B
Total 719 B 719 B
Build Cache
Canary PR Change
0.pack gzip 4.69 MB 4.69 MB 🟢 7.2 kB (0%)
index.pack gzip 116 kB 116 kB
index.pack.old gzip 116 kB 116 kB
Total 4.93 MB 4.92 MB ✅ -7.09 kB

🔄 Shared (bundler-independent)

Runtimes
Canary PR Change
app-page-exp...dev.js gzip 361 kB 361 kB
app-page-exp..prod.js gzip 199 kB 199 kB
app-page-tur...dev.js gzip 361 kB 361 kB
app-page-tur..prod.js gzip 199 kB 199 kB
app-page-tur...dev.js gzip 357 kB 357 kB
app-page-tur..prod.js gzip 197 kB 197 kB
app-page.run...dev.js gzip 357 kB 357 kB
app-page.run..prod.js gzip 197 kB 197 kB
app-route-ex...dev.js gzip 79 kB 79 kB
app-route-ex..prod.js gzip 53.6 kB 53.6 kB
app-route-tu...dev.js gzip 79.1 kB 79.1 kB
app-route-tu..prod.js gzip 53.6 kB 53.6 kB
app-route-tu...dev.js gzip 78.7 kB 78.7 kB
app-route-tu..prod.js gzip 53.3 kB 53.3 kB
app-route.ru...dev.js gzip 78.6 kB 78.6 kB
app-route.ru..prod.js gzip 53.3 kB 53.3 kB
dist_client_...dev.js gzip 324 B 324 B
dist_client_...dev.js gzip 326 B 326 B
dist_client_...dev.js gzip 318 B 318 B
dist_client_...dev.js gzip 317 B 317 B
pages-api-tu...dev.js gzip 45.2 kB 45.2 kB
pages-api-tu..prod.js gzip 33.9 kB 33.9 kB
pages-api.ru...dev.js gzip 45.1 kB 45.1 kB
pages-api.ru..prod.js gzip 33.9 kB 33.9 kB
pages-turbo....dev.js gzip 54.6 kB 54.6 kB
pages-turbo...prod.js gzip 39.5 kB 39.5 kB
pages.runtim...dev.js gzip 54.6 kB 54.6 kB
pages.runtim..prod.js gzip 39.5 kB 39.5 kB
server.runti..prod.js gzip 64.9 kB 64.9 kB
use-cache-pr...dev.js gzip 71.2 kB 71.2 kB
use-cache-pr...dev.js gzip 71.2 kB 71.2 kB
use-cache-pr...dev.js gzip 69.5 kB 69.5 kB
use-cache-pr...dev.js gzip 69.5 kB 69.5 kB
Total 3.45 MB 3.45 MB
📎 Tarball URL
https://vercel-packages.vercel.app/next/commits/412d654ec05096001a64ce1efc8055a0d84f10be/next

Commit: 412d654

@github-actions

github-actions Bot commented Jun 17, 2026

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Tests Passed

Commit: 412d654

@sampoder sampoder requested review from bgw and lukesandberg June 17, 2026 23:00
@sampoder sampoder marked this pull request as ready for review June 17, 2026 23:01
@sampoder sampoder force-pushed the sp/turbopack/sw/01-chunking-context branch 2 times, most recently from 1d0021c to eb3735e Compare June 24, 2026 00:55
@sampoder sampoder force-pushed the sp/turbopack/sw/02-discovery-marker branch from bb6471e to 0f165dd Compare June 24, 2026 00:55
@sampoder sampoder force-pushed the sp/turbopack/sw/01-chunking-context branch from eb3735e to 1f057f8 Compare June 24, 2026 01:00
@sampoder sampoder force-pushed the sp/turbopack/sw/02-discovery-marker branch from 0f165dd to ab2d218 Compare June 24, 2026 01:00
@sampoder sampoder force-pushed the sp/turbopack/sw/01-chunking-context branch 2 times, most recently from 1d0021c to abedcbf Compare June 24, 2026 04:27
@sampoder sampoder force-pushed the sp/turbopack/sw/02-discovery-marker branch from ab2d218 to 964e7e5 Compare June 24, 2026 04:27
@sampoder sampoder force-pushed the sp/turbopack/sw/01-chunking-context branch from abedcbf to c9df074 Compare June 24, 2026 04:39
@sampoder sampoder force-pushed the sp/turbopack/sw/02-discovery-marker branch from 964e7e5 to ab06baf Compare June 24, 2026 04:39
Comment on lines +25 to +32
let slug: String = trimmed
.chars()
.map(|c| match c {
'a'..='z' | 'A'..='Z' | '0'..='9' | '-' | '_' => c,
_ => '-',
})
.collect();
format!("sw-{slug}.js").into()

@bgw bgw Jun 24, 2026

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We need to do something to strongly guarantee this name is unique for the given scope. (e.g. I have two scopes: /foo/bar and /foo-bar)

I think that should be a hash at the end of the slug.

Comment on lines +25 to +32
let slug: String = trimmed
.chars()
.map(|c| match c {
'a'..='z' | 'A'..='Z' | '0'..='9' | '-' | '_' => c,
_ => '-',
})
.collect();
format!("sw-{slug}.js").into()

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Prefer the explicit thing

Suggested change
let slug: String = trimmed
.chars()
.map(|c| match c {
'a'..='z' | 'A'..='Z' | '0'..='9' | '-' | '_' => c,
_ => '-',
})
.collect();
format!("sw-{slug}.js").into()
let slug: String = trimmed
.chars()
.map(|c| match c {
'a'..='z' | 'A'..='Z' | '0'..='9' | '-' | '_' => c,
_ => '-',
})
.collect();
RcStr::from(format!("sw-{slug}.js"))
@sampoder sampoder force-pushed the sp/turbopack/sw/02-discovery-marker branch from ab06baf to d040635 Compare June 25, 2026 00:31
Base automatically changed from sp/turbopack/sw/01-chunking-context to canary June 25, 2026 00:36
@sampoder sampoder force-pushed the sp/turbopack/sw/02-discovery-marker branch from d040635 to 412d654 Compare June 25, 2026 00:38
@sampoder sampoder merged commit 032855e into sp/turbopack/single-entry-chunks Jun 25, 2026
224 of 226 checks passed
@sampoder sampoder deleted the sp/turbopack/sw/02-discovery-marker branch June 25, 2026 05:15
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