debt - remove AMD support of VSCode for web #285230
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Pull request overview
This PR removes AMD (Asynchronous Module Definition) loader support for VS Code web, simplifying the build and module loading architecture by consolidating to ESM-only.
Key Changes
- Consolidated
workbench.web.main.internal.tsandworkbench.web.main.ts- the internal file now simply re-exports from the main file - Removed AMD bridge code that loaded ESM modules via a loader plugin
- Inlined
nls.messages.tsfunctions intonls.tsand removed the separate module
Reviewed changes
Copilot reviewed 10 out of 10 changed files in this pull request and generated no comments.
Show a summary per file
| File | Description |
|---|---|
src/vs/workbench/workbench.web.main.ts |
Removed AMD bridge code (~100 lines); added all imports, service registrations, and exports previously in .internal.ts |
src/vs/workbench/workbench.web.main.internal.ts |
Simplified to re-export everything from workbench.web.main.js with backward compatibility notice |
src/vs/nls.ts |
Inlined getNLSMessages() and getNLSLanguage() functions from deleted nls.messages.ts |
src/vs/nls.messages.ts |
Deleted - no longer needed for AMD compatibility layer |
src/vs/code/browser/workbench/workbench.ts |
Updated import path from .internal.js to .web.main.js |
src/vs/workbench/contrib/chat/browser/chatStatus/chatStatusEntry.ts |
Added optional chaining for product.defaultChatAgent (defensive programming fix) |
eslint.config.js |
Removed workbench.web.main.internal.ts from exclusions; removed nls.messages.ts from glob pattern; simplified import restrictions for internal file |
build/lib/optimize.ts |
Removed special banner exclusion for workbench.web.main that was only needed for AMD bridge |
build/gulpfile.vscode.web.ts |
Removed AMD loader from build; removed internal file from entry points; updated file copying logic to rename workbench.web.main.js → workbench.web.main.internal.js for embedder compatibility |
.vscode/settings.json |
Added workbench.web.main.ts to TypeScript auto-import exclusions |
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📬 CODENOTIFYThe following users are being notified based on files changed in this PR: @lszomoruMatched files:
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lszomoru
approved these changes
Dec 28, 2025
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Refs https://github.com/microsoft/vscode-dev/issues/1245