Cannot find package '@microsoft/api-extractor'

[matthiashermsen]

Describe the bug

I installed the unplugin beta version and tried to build in library mode. I'm getting the following error

failed to load config from /home/projects/vitejs-vite-ekzsn1oh/vite.config.ts
error during build:
Error [ERR_MODULE_NOT_FOUND]: Cannot find package '@microsoft/api-extractor' imported from /home/projects/vitejs-vite-ekzsn1oh/node_modules/unplugin-dts/dist/vite.mjs
    at packageResolve (https://vitejsviteekzsn1oh-kzr3.w-credentialless-staticblitz.com/builtins.97a3df4f.js:161:9233)
    at moduleResolve (https://vitejsviteekzsn1oh-kzr3.w-credentialless-staticblitz.com/builtins.97a3df4f.js:161:9926)
    at defaultResolve (https://vitejsviteekzsn1oh-kzr3.w-credentialless-staticblitz.com/builtins.97a3df4f.js:161:12052)
    at ModuleLoader.defaultResolve (https://vitejsviteekzsn1oh-kzr3.w-credentialless-staticblitz.com/builtins.97a3df4f.js:157:5815)
    at #n (https://vitejsviteekzsn1oh-kzr3.w-credentialless-staticblitz.com/builtins.97a3df4f.js:157:5397)
    at ModuleLoader.resolve (https://vitejsviteekzsn1oh-kzr3.w-credentialless-staticblitz.com/builtins.97a3df4f.js:157:5293)
    at ModuleLoader.getModuleJobForImport (https://vitejsviteekzsn1oh-kzr3.w-credentialless-staticblitz.com/builtins.97a3df4f.js:157:1852)
    at ModuleJob._link (https://vitejsviteekzsn1oh-kzr3.w-credentialless-staticblitz.com/builtins.97a3df4f.js:158:1632)

How to fix this

As described in the README one must install

npm i -D @microsoft/api-extractor

to fix the error.

Reproduction

https://stackblitz.com/edit/vitejs-vite-xfhr2skw?file=vite.config.ts&view=editor

Steps to reproduce

• Setup a new Vite library using library mode
• Install the package via npm i -D unplugin-dts@beta ( found in 1.0.0-beta.0 )
• Try to build the application and see the error

System Info

System:
    OS: Linux 5.0 undefined
    CPU: (8) x64 Intel(R) Core(TM) i9-9880H CPU @ 2.30GHz
    Memory: 0 Bytes / 0 Bytes
    Shell: 1.0 - /bin/jsh
  Binaries:
    Node: 20.19.1 - /usr/local/bin/node
    Yarn: 1.22.19 - /usr/local/bin/yarn
    npm: 10.8.2 - /usr/local/bin/npm
    pnpm: 8.15.6 - /usr/local/bin/pnpm
  npmPackages:
    unplugin-dts: 1.0.0-beta.0 => 1.0.0-beta.0 
    vite: 7.0.4 => 7.0.4

Validations

• Read the FAQ.
• Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
• The provided reproduction is a minimal reproducible example of the bug.

[qmhc]

Well, the description is already in README.

[matthiashermsen]

Well, the description is already in README.

Thanks for the reply. It wasn't clear to me if we have to install this dependency too

[qmhc]

Are you using bundleTypes: true? If no, it should be a bug in the plugin.

[matthiashermsen]

@qmhc no, currently not. Please have a look at this sandbox

https://stackblitz.com/edit/vitejs-vite-xfhr2skw?file=package.json,vite.config.ts&view=editor

dts() with no options :)