Check if your code is running as an npm script
npm install is-npm> Check if your code is running as an npm, yarn, pnpm, or bun script
``sh`
npm install is-npm
`js
import {isPackageManager, isNpm, isYarn, isPnpm, isBun} from 'is-npm';
console.table({isPackageManager, isNpm, isYarn, isPnpm, isBun});
`
`sh`
$ node foo.js┌──────────────────┬────────┐
│ (index) │ Values │
├──────────────────┼────────┤
│ isPackageManager │ false │
│ isNpm │ false │
│ isYarn │ false │
│ isPnpm │ false │
│ isBun │ false │
└──────────────────┴────────┘
$ npm run foo┌──────────────────┬────────┐
│ (index) │ Values │
├──────────────────┼────────┤
│ isPackageManager │ true │
│ isNpm │ true │
│ isYarn │ false │
│ isPnpm │ false │
│ isBun │ false │
└──────────────────┴────────┘
$ yarn run foo┌──────────────────┬────────┐
│ (index) │ Values │
├──────────────────┼────────┤
│ isPackageManager │ true │
│ isNpm │ false │
│ isYarn │ true │
│ isPnpm │ false │
│ isBun │ false │
└──────────────────┴────────┘
$ pnpm run foo┌──────────────────┬────────┐
│ (index) │ Values │
├──────────────────┼────────┤
│ isPackageManager │ true │
│ isNpm │ false │
│ isYarn │ false │
│ isPnpm │ true │
│ isBun │ false │
└──────────────────┴────────┘
$ bun run foo┌──────────────────┬────────┐
│ (index) │ Values │
├──────────────────┼────────┤
│ isPackageManager │ true │
│ isNpm │ false │
│ isYarn │ false │
│ isPnpm │ false │
│ isBun │ true │
└──────────────────┴────────┘
Check if your code is running as an npm script.
Check if your code is running as a yarn script.
Check if your code is running as a pnpm script.
Check if your code is running as a bun script.
Check if your code is running as a package manager script (npm, yarn, pnpm, or bun).
Check if your code is running as an npm or yarn script.
Use isPackageManager` instead for detecting any package manager.
- is-npm-cli - CLI for this module