chore(router-core): lane match loader final byte-shave

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View your CI Pipeline Execution ↗ for commit 2c15061

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☁️ Nx Cloud last updated this comment at 2026-07-23 15:49:46 UTC

[github-actions]

🚀 Changeset Version Preview

4 package(s) bumped directly, 19 bumped as dependents.

🟩 Patch bumps

Package	Version	Reason
@tanstack/react-router	1.170.18 → 1.170.19	Changeset
@tanstack/router-core	1.171.15 → 1.171.16	Changeset
@tanstack/solid-router	1.170.18 → 1.170.19	Changeset
@tanstack/vue-router	1.170.17 → 1.170.18	Changeset
@tanstack/react-start	1.168.32 → 1.168.33	Dependent
@tanstack/react-start-client	1.168.16 → 1.168.17	Dependent
@tanstack/react-start-rsc	0.1.31 → 0.1.32	Dependent
@tanstack/react-start-server	1.167.22 → 1.167.23	Dependent
@tanstack/router-cli	1.167.21 → 1.167.22	Dependent
@tanstack/router-generator	1.167.21 → 1.167.22	Dependent
@tanstack/router-plugin	1.168.23 → 1.168.24	Dependent
@tanstack/router-vite-plugin	1.167.23 → 1.167.24	Dependent
@tanstack/solid-start	1.168.32 → 1.168.33	Dependent
@tanstack/solid-start-client	1.168.16 → 1.168.17	Dependent
@tanstack/solid-start-server	1.167.22 → 1.167.23	Dependent
@tanstack/start-client-core	1.170.14 → 1.170.15	Dependent
@tanstack/start-plugin-core	1.171.24 → 1.171.25	Dependent
@tanstack/start-server-core	1.169.17 → 1.169.18	Dependent
@tanstack/start-static-server-functions	1.167.19 → 1.167.20	Dependent
@tanstack/start-storage-context	1.167.17 → 1.167.18	Dependent
@tanstack/vue-start	1.168.31 → 1.168.32	Dependent
@tanstack/vue-start-client	1.167.19 → 1.167.20	Dependent
@tanstack/vue-start-server	1.167.22 → 1.167.23	Dependent

[github-actions]

Bundle Size Benchmarks

• Commit: b8395ab7e8b2
• Measured at: 2026-07-23T15:36:11.282Z
• Baseline source: history:edf55759d8e9
• Dashboard: bundle-size history

The following scenarios have bundle-size changes compared with the baseline:

Scenario	Current (gzip)	Delta vs baseline	Initial gzip	Raw	Brotli	Trend
react-router.minimal	87.37 KiB	+21 B (+0.02%)	87.23 KiB	269.79 KiB	76.02 KiB	▁▁▁▁▁▁▁▁▁▁▁█
react-router.full	91.14 KiB	+75 B (+0.08%)	91.00 KiB	281.80 KiB	79.37 KiB	▁▁▁▁▁▁▁▁▁▁▁█
solid-router.minimal	35.07 KiB	-466 B (-1.28%)	34.95 KiB	100.56 KiB	31.65 KiB	███████████▁
solid-router.full	40.16 KiB	-434 B (-1.04%)	40.03 KiB	115.79 KiB	36.16 KiB	███████████▁
vue-router.minimal	52.36 KiB	-655 B (-1.21%)	52.23 KiB	143.72 KiB	47.18 KiB	███████████▁
vue-router.full	58.32 KiB	-633 B (-1.05%)	58.19 KiB	162.50 KiB	52.34 KiB	███████████▁
react-start.minimal	102.38 KiB	+408 B (+0.39%)	102.25 KiB	318.91 KiB	88.83 KiB	▁▁▁▁▁▁▁▁▁▁▁█
react-start.deferred-hydration	103.12 KiB	+406 B (+0.39%)	102.27 KiB	320.28 KiB	89.52 KiB	▁▁▁▁▁▁▁▁▁▁▁█
react-start.full	105.71 KiB	+354 B (+0.33%)	105.57 KiB	328.91 KiB	91.72 KiB	▁▁▁▁▁▁▁▁▁▁▁█
react-start.rsbuild.minimal	100.05 KiB	+383 B (+0.38%)	99.88 KiB	313.36 KiB	86.25 KiB	▁▁▁▁▁▁▁▁▁▁▁█
react-start.rsbuild.minimal-iife	100.45 KiB	+381 B (+0.37%)	100.29 KiB	314.29 KiB	86.69 KiB	▁▁▁▁▁▁▁▁▁▁▁█
react-start.rsbuild.full	103.39 KiB	+513 B (+0.49%)	103.22 KiB	323.50 KiB	89.08 KiB	▁▁▁▁▁▁▁▁▁▁▁█
solid-start.minimal	49.95 KiB	+349 B (+0.69%)	49.82 KiB	148.56 KiB	44.34 KiB	▁▁▁▁▁▁▁▁▁▁▁█
solid-start.deferred-hydration	53.22 KiB	+357 B (+0.66%)	49.88 KiB	156.60 KiB	47.33 KiB	▁▁▁▁▁▁▁▁▁▁▁█
solid-start.full	55.27 KiB	-158 B (-0.28%)	55.14 KiB	164.35 KiB	48.91 KiB	███████████▁
vue-start.minimal	70.73 KiB	-304 B (-0.42%)	70.60 KiB	201.60 KiB	62.81 KiB	███████████▁
vue-start.full	74.70 KiB	-344 B (-0.45%)	74.57 KiB	214.21 KiB	66.38 KiB	███████████▁

Current gzip tracks all emitted client JS chunks. Initial gzip tracks only the entry/import graph. Trend sparkline is historical current gzip ending with this PR measurement; lower is better.

[pkg-pr-new]

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commit: 2c15061

[codspeed-hq]

Merging this PR will degrade performance by 13.66%

⚠️ Different runtime environments detected

Some benchmarks with significant performance changes were compared across different runtime environments,
which may affect the accuracy of the results.

Open the report in CodSpeed to investigate

⚡ 5 improved benchmarks
❌ 14 regressed benchmarks
✅ 161 untouched benchmarks

Warning

Please fix the performance issues or acknowledge them on CodSpeed.

Performance Changes

	Mode	Benchmark	BASE	HEAD	Efficiency
❌	Memory	mem server server-fn-churn (vue)	274.1 KB	4,294.9 KB	-93.62%
❌	Memory	mem server error-paths unmatched (react)	272.5 KB	717.8 KB	-62.04%
❌	Memory	mem server error-paths not-found (solid)	411.1 KB	771.8 KB	-46.74%
❌	Memory	mem client unique-location-churn (solid)	341 KB	539.1 KB	-36.75%
❌	Simulation	ssr server-fn not-found (solid)	61.7 ms	70.2 ms	-12.01%
❌	Simulation	ssr server-fn POST (solid)	64.8 ms	71.5 ms	-9.48%
❌	Simulation	ssr server-fn send-context (solid)	65.9 ms	71.5 ms	-7.85%
❌	Simulation	ssr server-fn redirect (solid)	52.4 ms	56.3 ms	-6.95%
❌	Simulation	ssr server-fn GET (solid)	70.6 ms	75.2 ms	-6.15%
❌	Memory	mem server error-paths redirect (react)	184.8 KB	195.5 KB	-5.49%
❌	Simulation	ssr selective (solid)	70.3 ms	73.8 ms	-4.67%
❌	Memory	mem server error-paths not-found (vue)	331.1 KB	346.9 KB	-4.56%
❌	Simulation	ssr control-flow route headers (react)	59.9 ms	62.5 ms	-4.11%
❌	Memory	mem server error-paths not-found (react)	256.1 KB	265.8 KB	-3.65%
⚡	Memory	mem server error-paths unmatched (solid)	3,059.5 KB	423.8 KB	×7.2
⚡	Memory	mem server error-paths redirect (vue)	569.7 KB	323.6 KB	+76.02%
⚡	Memory	mem server error-paths redirect (solid)	309.6 KB	287 KB	+7.88%
⚡	Memory	mem client navigation-churn (vue)	1.3 MB	1.2 MB	+4.41%
⚡	Simulation	client-rewrites navigation loop (solid)	84.5 ms	81.8 ms	+3.28%

Tip

Investigate this regression by commenting @codspeedbot fix this regression on this PR, or directly use the CodSpeed MCP with your agent.

---

_{Comparing fix-router-core-lane-match-loader-byte-shaving (2c15061) with fix-router-core-lane-match-loader (baa18cd)}