perf(dev): use native `fs.watch` to watch `dist`, config and `.env` by danielroe · Pull Request #913 · nuxt/cli

danielroe · 2025-06-14T13:17:28Z

🔗 Linked issue

❓ Type of change

📖 Documentation (updates to the documentation or readme)
🐞 Bug fix (a non-breaking change that fixes an issue)
👌 Enhancement (improving an existing functionality)
✨ New feature (a non-breaking change that adds functionality)
🧹 Chore (updates to the build process or auxiliary tools and libraries)
⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

this makes nuxt/cli a bit more minimal, given the very limited needs we have for watching in the cli itself.

github-actions · 2025-06-14T13:18:18Z

Bundle Stats — create-nuxt size comparison

Hey there, this message comes from a GitHub action that helps you and reviewers to understand how these changes affect the size of this project's bundle.

As this PR is updated, I'll keep you updated on how the bundle size is impacted.

Total

Files count	Total bundle size	% Changed
49	5.94 MB → 5.88 MB (-61.13 kB)	-1.00%

Changeset

File	Δ	Size
`node_modules/jiti/dist/babel.cjs`	📉 -9 B (-0.00%)	1.82 MB → 1.82 MB
`node_modules/dotenv/lib/main.js`	📉 -9 B (-0.09%)	10.23 kB → 10.22 kB
`node_modules/picomatch/lib/picomatch.js`	📉 -9 B (-0.09%)	10.15 kB → 10.14 kB
`node_modules/giget/dist/shared/giget.OCaTp9b-.mjs`	📉 -108 B (-0.13%)	82.38 kB → 82.27 kB
`node_modules/picomatch/lib/constants.js`	📉 -9 B (-0.19%)	4.64 kB → 4.63 kB
`node_modules/@parcel/watcher-wasm/index.mjs`	📉 -18 B (-0.20%)	8.69 kB → 8.67 kB
`node_modules/which/which.js`	📉 -9 B (-0.26%)	3.36 kB → 3.35 kB
`node_modules/cross-spawn/lib/parse.js`	📉 -9 B (-0.28%)	3.16 kB → 3.15 kB
`node_modules/@parcel/watcher-wasm/wrapper.js`	📉 -9 B (-0.41%)	2.16 kB → 2.16 kB
`node_modules/@parcel/watcher/wrapper.js`	📉 -9 B (-0.41%)	2.16 kB → 2.15 kB
`node_modules/picomatch/lib/utils.js`	📉 -9 B (-0.42%)	2.09 kB → 2.08 kB
`node_modules/cross-spawn/lib/util/resolveCommand.js`	📉 -9 B (-0.50%)	1.75 kB → 1.74 kB
`home/runner/work/cli/cli/packages/nuxi/src/dev/utils.ts`	📉 -294 B (-3.31%)	8.68 kB → 8.39 kB
`node_modules/chokidar/esm/index.js`	🔥 -28.24 kB (-100%)	28.24 kB → 0 B
`node_modules/chokidar/esm/handler.js`	🔥 -23.86 kB (-100%)	23.86 kB → 0 B
`node_modules/readdirp/esm/index.js`	🔥 -8.54 kB (-100%)	8.54 kB → 0 B

View detailed bundle breakdown

Added

Asset	File Size	% Changed
shared/create-nuxt.DHLweyqe.mjs	0 B → 2.02 MB (+2.02 MB)	-
shared/create-nuxt.BPAteO0l.mjs	0 B → 1.17 MB (+1.17 MB)	-
shared/create-nuxt.1OfhkbJ2.mjs	0 B → 963.62 kB (+963.62 kB)	-
shared/create-nuxt.BTod2GyY.mjs	0 B → 108.11 kB (+108.11 kB)	-
shared/create-nuxt.DMK62nL9.mjs	0 B → 18.91 kB (+18.91 kB)	-
shared/create-nuxt.Z4ljCATK.mjs	0 B → 15.27 kB (+15.27 kB)	-
shared/create-nuxt.CEO52ZEg.mjs	0 B → 4.07 kB (+4.07 kB)	-
shared/create-nuxt.DhnKqY0f.mjs	0 B → 4.06 kB (+4.06 kB)	-
shared/create-nuxt.DXe4Qtb4.mjs	0 B → 3.9 kB (+3.9 kB)	-
shared/create-nuxt.IMbi9TqG.mjs	0 B → 1.05 kB (+1.05 kB)	-
shared/create-nuxt.9zEjy5Xa.mjs	0 B → 836 B (+836 B)	-
shared/create-nuxt.BGBb_5mi.mjs	0 B → 792 B (+792 B)	-
shared/create-nuxt.BHLBA6hP.mjs	0 B → 294 B (+294 B)	-

Removed

Asset	File Size	% Changed
shared/create-nuxt.CX3Q0i94.mjs	2.02 MB → 0 B (-2.02 MB)	-100%
shared/create-nuxt.2xJbLzZy.mjs	1.17 MB → 0 B (-1.17 MB)	-100%
shared/create-nuxt.DC6og8IG.mjs	963.73 kB → 0 B (-963.73 kB)	-100%
shared/create-nuxt.BdjcKbH0.mjs	108.13 kB → 0 B (-108.13 kB)	-100%
shared/create-nuxt.DBRJTi0i.mjs	18.91 kB → 0 B (-18.91 kB)	-100%
shared/create-nuxt.7PtiE9we.mjs	15.27 kB → 0 B (-15.27 kB)	-100%
shared/create-nuxt.DWHF4k3v.mjs	4.07 kB → 0 B (-4.07 kB)	-100%
shared/create-nuxt.DdPxbFNP.mjs	4.06 kB → 0 B (-4.06 kB)	-100%
shared/create-nuxt.CJpuxWoL.mjs	3.9 kB → 0 B (-3.9 kB)	-100%
shared/create-nuxt.lSoS3Y1H.mjs	1.05 kB → 0 B (-1.05 kB)	-100%
shared/create-nuxt.CANoIlAg.mjs	836 B → 0 B (-836 B)	-100%
shared/create-nuxt.xXro56Jq.mjs	792 B → 0 B (-792 B)	-100%
shared/create-nuxt.Bf7J5JMJ.mjs	294 B → 0 B (-294 B)	-100%

Bigger

No assets were bigger

Smaller

Asset	File Size	% Changed
chunks/index2.mjs	255.1 kB → 194.19 kB (-60.92 kB)	-23.88%
chunks/index3.mjs	71.99 kB → 71.97 kB (-27 B)	-0.04%
chunks/index7.mjs	50.54 kB → 50.51 kB (-27 B)	-0.05%
chunks/index6.mjs	6.25 kB → 6.24 kB (-9 B)	-0.14%

Unchanged

Asset	File Size	% Changed
index.mjs	1.07 kB	0%
chunks/multipart-parser.mjs	5.11 kB	0%
chunks/multipart-parser2.mjs	4.58 kB	0%
chunks/add.mjs	6.89 kB	0%
chunks/analyze.mjs	3.27 kB	0%
chunks/build.mjs	1.96 kB	0%
chunks/cleanup.mjs	471 B	0%
chunks/dev-child.mjs	811 B	0%
chunks/dev.mjs	27.24 kB	0%
chunks/devtools.mjs	764 B	0%
chunks/generate.mjs	472 B	0%
chunks/info.mjs	4.38 kB	0%
chunks/index.mjs	274 B	0%
chunks/prepare.mjs	984 B	0%
chunks/preview.mjs	3.5 kB	0%
chunks/test.mjs	1.16 kB	0%
chunks/typecheck.mjs	1.78 kB	0%
chunks/upgrade.mjs	6.28 kB	0%
chunks/prompt.mjs	42.91 kB	0%
chunks/satisfies.mjs	116 B	0%
chunks/jiti.mjs	305 B	0%
chunks/add2.mjs	12.08 kB	0%
chunks/search.mjs	45.85 kB	0%
chunks/xdg-open.mjs	25.32 kB	0%
chunks/node.mjs	145.67 kB	0%
chunks/index4.mjs	1.23 kB	0%
chunks/index5.mjs	5.85 kB	0%
chunks/index8.mjs	898.9 kB	0%
shared/create-nuxt.BSm0_9Hr.mjs	107 B	0%
shared/create-nuxt.BjhZEm2-.mjs	1.75 kB	0%
shared/create-nuxt.Vk1IrVtB.mjs	26.96 kB	0%
shared/create-nuxt.4t9faemh.mjs	43.64 kB	0%

github-actions · 2025-06-14T13:18:19Z

Bundle Stats — nuxi size comparison

Hey there, this message comes from a GitHub action that helps you and reviewers to understand how these changes affect the size of this project's bundle.

As this PR is updated, I'll keep you updated on how the bundle size is impacted.

Total

Files count	Total bundle size	% Changed
58	5.52 MB → 5.46 MB (-61.13 kB)	-1.08%

Changeset

File	Δ	Size
`node_modules/jiti/dist/babel.cjs`	📉 -9 B (-0.00%)	1.82 MB → 1.82 MB
`node_modules/dotenv/lib/main.js`	📉 -9 B (-0.09%)	10.23 kB → 10.22 kB
`node_modules/giget/dist/shared/giget.OCaTp9b-.mjs`	📉 -108 B (-0.13%)	82.14 kB → 82.04 kB
`node_modules/which/which.js`	📉 -9 B (-0.26%)	3.36 kB → 3.35 kB
`node_modules/cross-spawn/lib/parse.js`	📉 -9 B (-0.28%)	3.16 kB → 3.15 kB
`node_modules/cross-spawn/lib/util/resolveCommand.js`	📉 -9 B (-0.50%)	1.75 kB → 1.74 kB
`src/dev/utils.ts`	📉 -296 B (-3.33%)	8.68 kB → 8.39 kB
`node_modules/chokidar/esm/index.js`	🔥 -28.24 kB (-100%)	28.24 kB → 0 B
`node_modules/chokidar/esm/handler.js`	🔥 -23.86 kB (-100%)	23.86 kB → 0 B
`node_modules/readdirp/esm/index.js`	🔥 -8.54 kB (-100%)	8.54 kB → 0 B

View detailed bundle breakdown

Added

Asset	File Size	% Changed
shared/nuxi.wc1-AWrO.mjs	0 B → 2.02 MB (+2.02 MB)	-
shared/nuxi.BMIgfYLN.mjs	0 B → 15.26 kB (+15.26 kB)	-

Removed

Asset	File Size	% Changed
shared/nuxi.DYaJf8O3.mjs	2.02 MB → 0 B (-2.02 MB)	-100%
shared/nuxi.B6QVXBke.mjs	15.27 kB → 0 B (-15.27 kB)	-100%

Bigger

No assets were bigger

Smaller

Asset	File Size	% Changed
chunks/index2.mjs	255.11 kB → 194.19 kB (-60.92 kB)	-23.88%
chunks/init.mjs	665.99 kB → 665.88 kB (-108 B)	-0.02%
dev/index.mjs	961 B → 896 B (-65 B)	-6.76%
chunks/index3.mjs	71.99 kB → 71.97 kB (-27 B)	-0.04%

Unchanged

Asset	File Size	% Changed
index.mjs	247 B	0%
chunks/add.mjs	6.89 kB	0%
chunks/analyze.mjs	3.27 kB	0%
chunks/build.mjs	1.96 kB	0%
chunks/cleanup.mjs	471 B	0%
chunks/dev-child.mjs	780 B	0%
chunks/dev.mjs	27.24 kB	0%
chunks/devtools.mjs	764 B	0%
chunks/generate.mjs	472 B	0%
chunks/info.mjs	4.38 kB	0%
chunks/index.mjs	274 B	0%
chunks/prepare.mjs	984 B	0%
chunks/preview.mjs	3.5 kB	0%
chunks/test.mjs	1.16 kB	0%
chunks/typecheck.mjs	1.78 kB	0%
chunks/upgrade.mjs	6.28 kB	0%
chunks/satisfies.mjs	116 B	0%
chunks/main.mjs	15.3 kB	0%
chunks/prompt.mjs	42.91 kB	0%
chunks/jiti.mjs	305 B	0%
chunks/multipart-parser.mjs	5.11 kB	0%
chunks/add2.mjs	12.08 kB	0%
chunks/search.mjs	45.85 kB	0%
chunks/xdg-open.mjs	25.32 kB	0%
chunks/node.mjs	145.67 kB	0%
chunks/index4.mjs	1.23 kB	0%
chunks/index5.mjs	5.85 kB	0%
chunks/multipart-parser2.mjs	4.58 kB	0%
chunks/index6.mjs	898.9 kB	0%
shared/nuxi.BLoQ2NAr.mjs	19.17 kB	0%
shared/nuxi.Dh2ZdpAd.mjs	57.22 kB	0%
shared/nuxi.CTyTlDmo.mjs	18.91 kB	0%
shared/nuxi.DHJiz6C8.mjs	792 B	0%
shared/nuxi.BtDT0y5R.mjs	294 B	0%
shared/nuxi.Cm5apyPX.mjs	2.57 kB	0%
shared/nuxi.Db0skjkt.mjs	915.23 kB	0%
shared/nuxi.D2_bzAv0.mjs	1.54 kB	0%
shared/nuxi.DtQ0anGB.mjs	4.07 kB	0%
shared/nuxi.BSm0_9Hr.mjs	107 B	0%
shared/nuxi.DMyZmNH9.mjs	836 B	0%
shared/nuxi.PB-niEBz.mjs	1.05 kB	0%
shared/nuxi.DZwsQJ6X.mjs	25.34 kB	0%
shared/nuxi.D5KtpA0t.mjs	984 B	0%
shared/nuxi.BjhZEm2-.mjs	1.75 kB	0%
shared/nuxi.CetGtQyZ.mjs	4.06 kB	0%
shared/nuxi.DU9QXUOf.mjs	26.96 kB	0%
shared/nuxi.BzZJv2UC.mjs	123.67 kB	0%
shared/nuxi.QWnQy_ku.mjs	5.75 kB	0%
shared/nuxi.DwmIiB7Y.mjs	12.8 kB	0%
shared/nuxi.Cgt_fOtO.mjs	42.33 kB	0%
shared/nuxi.Do0aYBCO.mjs	5.46 kB	0%
shared/nuxi.4t9faemh.mjs	43.64 kB	0%

github-actions · 2025-06-14T13:18:24Z

Bundle Stats — nuxt-cli size comparison

Hey there, this message comes from a GitHub action that helps you and reviewers to understand how these changes affect the size of this project's bundle.

As this PR is updated, I'll keep you updated on how the bundle size is impacted.

Total

Files count	Total bundle size	% Changed
32	90.49 kB → 90.2 kB (-288 B)	-0.31%

Changeset

File	Δ	Size
`home/runner/work/cli/cli/packages/nuxi/src/dev/utils.ts`	📉 -288 B (-3.24%)	8.67 kB → 8.39 kB

View detailed bundle breakdown

Added

No assets were added

Removed

No assets were removed

Bigger

No assets were bigger

Smaller

Asset	File Size	% Changed
chunks/index.mjs	11.64 kB → 11.35 kB (-288 B)	-2.42%

Unchanged

Asset	File Size	% Changed
dev/index.mjs	0 B	0%
index.mjs	236 B	0%
chunks/analyze.mjs	3.27 kB	0%
chunks/cleanup.mjs	471 B	0%
chunks/dev-child.mjs	815 B	0%
chunks/dev.mjs	10.09 kB	0%
chunks/devtools.mjs	763 B	0%
chunks/generate.mjs	472 B	0%
chunks/build.mjs	1.96 kB	0%
chunks/info.mjs	4.39 kB	0%
chunks/index2.mjs	273 B	0%
chunks/add.mjs	10.17 kB	0%
chunks/search.mjs	2.96 kB	0%
chunks/prepare.mjs	984 B	0%
chunks/preview.mjs	3.5 kB	0%
chunks/test.mjs	1.16 kB	0%
chunks/typecheck.mjs	1.78 kB	0%
chunks/upgrade.mjs	6.28 kB	0%
chunks/init.mjs	9.85 kB	0%
chunks/add2.mjs	6.89 kB	0%
shared/cli.B9AmABr3.mjs	39 B	0%
shared/cli.Dvb-m6bf.mjs	792 B	0%
shared/cli.BEUGgaW4.mjs	294 B	0%
shared/cli.BSm0_9Hr.mjs	107 B	0%
shared/cli.At9IMXtr.mjs	1.23 kB	0%
shared/cli.pLQ0oPGc.mjs	836 B	0%
shared/cli.BrKZotr9.mjs	1.05 kB	0%
shared/cli.P0cplz3M.mjs	78 B	0%
shared/cli.jA1DRKbi.mjs	1.04 kB	0%
shared/cli.CXdkyDQW.mjs	1.79 kB	0%
shared/cli.yHMpVeHl.mjs	5.42 kB	0%

pkg-pr-new · 2025-06-14T13:19:30Z

Open in StackBlitz

npm i https://pkg.pr.new/create-nuxt@913

npm i https://pkg.pr.new/nuxi@913

npm i https://pkg.pr.new/@nuxt/cli@913

commit: b7f245c

codspeed-hq · 2025-06-14T13:21:58Z

CodSpeed Performance Report

Merging #913 will degrade performances by 11.05%

_{Comparing perf/watch (b7f245c) with main (f2e098a)}

Summary

❌ 1 regressions
✅ 1 untouched benchmarks

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	`BASE`	`HEAD`	Change
❌	`makes requests to dev server`	88 ms	98.9 ms	-11.05%

perf(dev): use native fs.watch to watch dist, config and .env

b7f245c

danielroe self-assigned this Jun 14, 2025

danielroe merged commit 19ba8b0 into main Jun 14, 2025
14 checks passed

danielroe deleted the perf/watch branch June 14, 2025 13:28

github-actions bot mentioned this pull request Jun 14, 2025

v3.26.0 #900

Merged

This was referenced Sep 5, 2025

Move to native fs.watch results in unpredictable restarts #1030

Closed

Application show starting screen after some inactivity time #1028

Closed

Eazash mentioned this pull request Sep 17, 2025

perf(create-nuxt): refactor for improved tree-shaking #1044

Merged

6 tasks

aroneous mentioned this pull request Nov 20, 2025

Dev server constantly restarting on Windows in v3.30.0 #1135

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perf(dev): use native `fs.watch` to watch `dist`, config and `.env`#913

perf(dev): use native `fs.watch` to watch `dist`, config and `.env`#913
danielroe merged 1 commit intomainfrom
perf/watch

danielroe commented Jun 14, 2025

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danielroe commented Jun 14, 2025

🔗 Linked issue

❓ Type of change

📚 Description

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github-actions bot commented Jun 14, 2025

Bundle Stats — create-nuxt size comparison

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github-actions bot commented Jun 14, 2025

Bundle Stats — nuxi size comparison

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github-actions bot commented Jun 14, 2025

Bundle Stats — nuxt-cli size comparison

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pkg-pr-new bot commented Jun 14, 2025

Uh oh!

codspeed-hq bot commented Jun 14, 2025

CodSpeed Performance Report

Merging #913 will degrade performances by 11.05%

Summary

Benchmarks breakdown

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Development

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1 participant