is-core-module ^{[![Version Badge][2]][1]}

[![Build Status][3]][4] [![dependency status][5]][6] [![dev dependency status][7]][8] [![License][license-image]][license-url] [![Downloads][downloads-image]][downloads-url]

[![npm badge][11]][1]

Is this specifier a node.js core module? Optionally provide a node version to check; defaults to the current node version.

Example

js
var isCore = require('is-core-module');
var assert = require('assert');
assert(isCore('fs'));
assert(!isCore('butts'));

Tests

Clone the repo, npm install, and run npm test

[1]: https://npmjs.org/package/is-core-module [2]: https://versionbadg.es/inspect-js/is-core-module.svg [3]: https://travis-ci.com/inspect-js/is-core-module.svg [4]: https://travis-ci.com/inspect-js/is-core-module [5]: https://david-dm.org/inspect-js/is-core-module.svg [6]: https://david-dm.org/inspect-js/is-core-module [7]: https://david-dm.org/inspect-js/is-core-module/dev-status.svg [8]: https://david-dm.org/inspect-js/is-core-module#info=devDependencies [11]: https://nodei.co/npm/is-core-module.png?downloads=true&stars=true [license-image]: https://img.shields.io/npm/l/is-core-module.svg [license-url]: LICENSE [downloads-image]: https://img.shields.io/npm/dm/is-core-module.svg [downloads-url]: https://npm-stat.com/charts.html?package=is-core-module