Microsoft/TypeScript

TypeScript Language Features: `Analyzing '...' and its dependencies` takes crazy long time!

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#62.230 aperta il 7 ago 2025

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 (6 commenti) (1 reazione) (0 assegnatari)TypeScript (6726 fork)batch import
Domain: PerformanceHelp WantedPossible Improvement

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Descrizione

Does this issue occur when all extensions are disabled?: Yes

Version: 1.102.3 (user setup)
Commit: 488a1f239235055e34e673291fb8d8c810886f81
Date: 2025-07-29T03:00:23.339Z
Electron: 35.6.0
ElectronBuildId: 11847422
Chromium: 134.0.6998.205
Node.js: 22.15.1
V8: 13.4.114.21-electron.0
OS: Windows_NT x64 10.0.26100

This takes a long time for am empty TS file:

Steps to Reproduce:

  1. Install NodeJS.
  2. Create an empty folder. Open it with vsCode.
  3. Create the below files with the exact content shown.
  4. Run npm i in terminal to install packages.
  5. Open and view index.ts file.
  6. Do ctrl+shift+p and select TypeScript: Restart TS Server.
  7. In the Status Bar, you would see Analyzing 'index.ts' and its dependencies (Source: TypeScript and JavaScript Language Features).

The Analyzing 'index.ts' and its dependencies spins for a very long time. The package we installed, has a lot of files, but it wasn't like this before. Things worked fine with even a ton of packages and TS files.

Here are the source files to reproduce:

index.ts: EMPTY FILE!

package.json:

{
    "dependencies": {
        "phosphor-icons-svelte": "2.0.9"
    }
}

.gitignore:

/node_modules/

This issue may be related: https://github.com/microsoft/vscode/issues/244098

Locking issues should be a crime! I mentioned the issue and it's not visible in that issue page! I can't even comment on that issue page. Don't lock issues just because you don't like them. Locking issues breaks so many basic and necessary functionalities of GitHub.

Guida contributor