Sometimes you might want to force users to use a certain package manager like Yarn or NPM to prevent conflicting lockfiles from being created. A nice way of doing this is to use the only-allow package. $endexcerpt

Sometimes you might want to force users to use a certain package manager like Yarn or NPM to prevent conflicting lockfiles from being created. A nice way of doing this is to use the only-allow package.

Installation

Add a preinstall script to your project's package.json.

If you want to force npm, add:

{
  "scripts": {
    "preinstall": "npx only-allow npm"
  }
}

If you want to force pnpm, add:

{
  "scripts": {
    "preinstall": "npx only-allow pnpm"
  }
}

If you want to force yarn, add:

{
  "scripts": {
    "preinstall": "npx only-allow yarn"
  }
}