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fix: add a static getSourceBasicTypes to prevent errors across multiple version#20614

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alexander-akait merged 2 commits intomainfrom
issues/20597
Mar 10, 2026
Merged

fix: add a static getSourceBasicTypes to prevent errors across multiple version#20614
alexander-akait merged 2 commits intomainfrom
issues/20597

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@xiaoxiaojx
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@xiaoxiaojx xiaoxiaojx commented Mar 10, 2026

Summary
fixes #20597
fixes #20600

What kind of change does this PR introduce?
fix

Did you add tests for your changes?
Existing

Does this PR introduce a breaking change?
No

If relevant, what needs to be documented once your changes are merged or what have you already documented?
Nothing

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changeset-bot Bot commented Mar 10, 2026

🦋 Changeset detected

Latest commit: 474719f

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package
Name Type
webpack Patch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

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github-actions Bot commented Mar 10, 2026

This PR is packaged and the instant preview is available (20eeaeb).

Install it locally:

  • npm
npm i -D webpack@https://pkg.pr.new/webpack@20eeaeb
  • yarn
yarn add -D webpack@https://pkg.pr.new/webpack@20eeaeb
  • pnpm
pnpm add -D webpack@https://pkg.pr.new/webpack@20eeaeb

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codspeed-hq Bot commented Mar 10, 2026

Merging this PR will degrade performance by 66.85%

⚡ 4 improved benchmarks
❌ 3 regressed benchmarks
✅ 119 untouched benchmarks
⏩ 18 skipped benchmarks1

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

Performance Changes

Mode Benchmark BASE HEAD Efficiency
Memory benchmark "many-modules-esm", scenario '{"name":"mode-development-rebuild","mode":"development","watch":true}' 806.6 KB 386.1 KB ×2.1
Memory benchmark "lodash", scenario '{"name":"mode-development","mode":"development"}' 4.1 MB 5.3 MB -22.42%
Memory benchmark "many-modules-commonjs", scenario '{"name":"mode-development","mode":"development"}' 1,310.1 KB 969.9 KB +35.08%
Memory benchmark "asset-modules-resource", scenario '{"name":"mode-development-rebuild","mode":"development","watch":true}' 733.8 KB 287.1 KB ×2.6
Memory benchmark "asset-modules-source", scenario '{"name":"mode-development","mode":"development"}' 505.3 KB 682.1 KB -25.92%
Memory benchmark "many-modules-commonjs", scenario '{"name":"mode-development-rebuild","mode":"development","watch":true}' 393.9 KB 271 KB +45.35%
Memory benchmark "asset-modules-source", scenario '{"name":"mode-development-rebuild","mode":"development","watch":true}' 262.9 KB 793 KB -66.85%

Comparing issues/20597 (474719f) with main (915293e)

Open in CodSpeed

Footnotes

  1. 18 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports.

Comment thread lib/Module.js
// https://github.com/webpack/webpack/issues/20597
// fallback to javascript
return JAVASCRIPT_TYPES;
}
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Let's add TODO to remove it for webpack@6

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And use our original function like it was before

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Types Coverage

Coverage after merging issues/20597 into main will be
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@alexander-akait alexander-akait merged commit 20eeaeb into main Mar 10, 2026
51 of 55 checks passed
@alexander-akait alexander-akait deleted the issues/20597 branch March 10, 2026 18:07
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Successfully merging this pull request may close these issues.

[email protected] this version has a build error。TypeError: module.getSourceBasicTypes is not a function

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