/usr/share/doc/node-is-builtin-module/readme.md

# is-builtin-module

> Check if a string matches the name of a Node.js builtin module


## Install

```
$ npm install is-builtin-module
```


## Usage

```js
const isBuiltinModule = require('is-builtin-module');

isBuiltinModule('fs');
//=> true

isBuiltinModule('fs/promises');
//=> true

isBuiltinModule('node:fs/promises');
//=> true

isBuiltinModule('unicorn');
//=> false
```


## Related

- [builtin-modules](https://github.com/sindresorhus/builtin-modules) - List of the Node.js builtin modules


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