npm-exists

check if a package exists on npm

Getting Started

Install:

npm install npm-exists --save

Usage:

const exists = require('npm-exists');
 
exists('request')
    .then(moduleExists => {
        if (moduleExists) {
            console.log('gosh, `request` name already taken!');
        } else {
            console.log('you can register `request`');
        }
    });
 
// use custom registry:
exists('request', 'http://localhost:5432/')
    .then(moduleExists => {
        console.log(moduleExists);
    });

License

MIT © 2016, Andrea Parodi