perf: replace source and cached source

[SyMind]

Summary

This PR updates the rspack_sources dependency version.

1. fix: replace source for multi byte chars
2. perf: ConcatSource source
3. perf: remove rope
4. fix: fixes UTF-16 encoding issues
5. perf: replace source to original
6. fix: replace size compute

Related links

Checklist

• Tests updated (or not required).
• Documentation updated (or not required).

[netlify]

✅ Deploy Preview for rspack canceled.

Name	Link
🔨 Latest commit	b005e5f
🔍 Latest deploy log	https://app.netlify.com/projects/rspack/deploys/6911827465e9730008ecdc1c

[github-actions]

📦 Binary Size-limit

Comparing b005e5f to test: migrate rspack wasm test to rstest (#11990) by CPunisher

🎉 Size decreased by 19.63KB from 47.93MB to 47.91MB (⬇️0.04%)

[codspeed-hq]

CodSpeed Performance Report

Merging #12110 will not alter performance

_{Comparing perf-replace-source (b005e5f) with main (2c12f2a)}

Summary

✅ 17 untouched

[github-actions]

📝 Benchmark detail: Open

Name	Base (2025-11-08 c12e9a0)	Current	Change
10000_big_production-mode_disable-minimize + exec	25.4 s ± 525 ms	25 s ± 513 ms	-1.19 %
10000_development-mode + exec	1.34 s ± 28 ms	1.28 s ± 31 ms	-4.42 %
10000_development-mode_hmr + exec	632 ms ± 13 ms	608 ms ± 15 ms	-3.79 %
10000_development-mode_noop-loader + exec	2.24 s ± 46 ms	2.2 s ± 37 ms	-1.51 %
10000_production-mode + exec	1.39 s ± 33 ms	1.35 s ± 20 ms	-2.36 %
10000_production-mode_persistent-cold + exec	1.53 s ± 16 ms	1.52 s ± 133 ms	-0.68 %
10000_production-mode_persistent-hot + exec	1.05 s ± 21 ms	1.04 s ± 36 ms	-1.50 %
arco-pro_development-mode + exec	1.6 s ± 55 ms	1.59 s ± 57 ms	-0.19 %
arco-pro_development-mode_hmr + exec	359 ms ± 0.62 ms	358 ms ± 3.3 ms	-0.06 %
arco-pro_production-mode + exec	2.9 s ± 133 ms	2.85 s ± 78 ms	-1.69 %
arco-pro_production-mode_generate-package-json-webpack-plugin + exec	2.95 s ± 88 ms	2.92 s ± 57 ms	-0.90 %
arco-pro_production-mode_persistent-cold + exec	2.97 s ± 107 ms	2.97 s ± 101 ms	-0.09 %
arco-pro_production-mode_persistent-hot + exec	1.67 s ± 22 ms	1.64 s ± 41 ms	-2.13 %
arco-pro_production-mode_traverse-chunk-modules + exec	2.91 s ± 87 ms	2.89 s ± 228 ms	-0.56 %
large-dyn-imports_development-mode + exec	1.6 s ± 25 ms	1.6 s ± 73 ms	-0.02 %
large-dyn-imports_production-mode + exec	1.62 s ± 48 ms	1.61 s ± 26 ms	-0.44 %
threejs_development-mode_10x + exec	1.32 s ± 20 ms	1.27 s ± 15 ms	-3.69 %
threejs_development-mode_10x_hmr + exec	923 ms ± 24 ms	900 ms ± 8.9 ms	-2.54 %
threejs_production-mode_10x + exec	3.98 s ± 47 ms	3.9 s ± 124 ms	-1.98 %
threejs_production-mode_10x_persistent-cold + exec	4.16 s ± 129 ms	4 s ± 57 ms	-3.98 %
threejs_production-mode_10x_persistent-hot + exec	3.63 s ± 197 ms	3.5 s ± 50 ms	-3.61 %
10000_big_production-mode_disable-minimize + rss memory	5776 MiB ± 31.2 MiB	5354 MiB ± 171 MiB	-7.32 %
10000_development-mode + rss memory	588 MiB ± 13.3 MiB	583 MiB ± 21.4 MiB	-0.90 %
10000_development-mode_hmr + rss memory	738 MiB ± 6.72 MiB	737 MiB ± 27.7 MiB	-0.20 %
10000_development-mode_noop-loader + rss memory	887 MiB ± 51.3 MiB	883 MiB ± 44.2 MiB	-0.52 %
10000_production-mode + rss memory	562 MiB ± 51.6 MiB	593 MiB ± 25.7 MiB	+5.47 %
10000_production-mode_persistent-cold + rss memory	660 MiB ± 31.6 MiB	676 MiB ± 37.2 MiB	+2.35 %
10000_production-mode_persistent-hot + rss memory	652 MiB ± 52.7 MiB	679 MiB ± 21.2 MiB	+4.10 %
arco-pro_development-mode + rss memory	500 MiB ± 56.4 MiB	472 MiB ± 36.9 MiB	-5.53 %
arco-pro_development-mode_hmr + rss memory	389 MiB ± 27.7 MiB	395 MiB ± 15.9 MiB	+1.41 %
arco-pro_production-mode + rss memory	604 MiB ± 32.4 MiB	587 MiB ± 25.9 MiB	-2.97 %
arco-pro_production-mode_generate-package-json-webpack-plugin + rss memory	594 MiB ± 71 MiB	600 MiB ± 92.8 MiB	+1.05 %
arco-pro_production-mode_persistent-cold + rss memory	678 MiB ± 41.3 MiB	661 MiB ± 98.8 MiB	-2.49 %
arco-pro_production-mode_persistent-hot + rss memory	526 MiB ± 81.5 MiB	472 MiB ± 95.6 MiB	-10.26 %
arco-pro_production-mode_traverse-chunk-modules + rss memory	623 MiB ± 61.9 MiB	577 MiB ± 58.8 MiB	-7.32 %
large-dyn-imports_development-mode + rss memory	613 MiB ± 5.61 MiB	611 MiB ± 8.94 MiB	-0.45 %
large-dyn-imports_production-mode + rss memory	543 MiB ± 8.95 MiB	557 MiB ± 6.36 MiB	+2.57 %
threejs_development-mode_10x + rss memory	534 MiB ± 18.4 MiB	529 MiB ± 26.3 MiB	-0.84 %
threejs_development-mode_10x_hmr + rss memory	738 MiB ± 43.8 MiB	740 MiB ± 42.5 MiB	+0.31 %
threejs_production-mode_10x + rss memory	753 MiB ± 168 MiB	668 MiB ± 93.7 MiB	-11.21 %
threejs_production-mode_10x_persistent-cold + rss memory	785 MiB ± 31.3 MiB	722 MiB ± 41.3 MiB	-7.99 %
threejs_production-mode_10x_persistent-hot + rss memory	633 MiB ± 17.3 MiB	595 MiB ± 48.6 MiB	-5.98 %

[github-actions]

📝 Ecosystem CI detail: Open

suite	result
modernjs	✅ success
rspress	✅ success
rstest	❌ failure
rsdoctor	✅ success
rslib	✅ success
devserver	✅ success
rsbuild	✅ success
plugin	❌ failure
lynx-stack	❌ failure
nuxt	✅ success
examples	✅ success

[Copilot]

Pull Request Overview

This PR updates the rspack_sources dependency version and improves code formatting in documentation files.

• Updates rspack_sources from version 0.4.14 to 0.4.15
• Reformats multi-line code examples to single-line format in documentation

Reviewed Changes

Copilot reviewed 3 out of 4 changed files in this pull request and generated no comments.

File	Description
website/docs/zh/plugins/webpack/entry-plugin.mdx	Reformats EntryPlugin code example to single line
website/docs/en/plugins/webpack/entry-plugin.mdx	Reformats EntryPlugin code example to single line
Cargo.toml	Updates rspack_sources dependency version to 0.4.15
Cargo.lock	Updates rspack_sources version and checksum to match Cargo.toml

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[quininer]

LGTM