Install all of the requires from a Javascript file using yarn

install-requires.js

const { execFile } = require('child_process');
const fs = require('fs');

fs.readFile('./input-file.js', (err, data) => {
        if (err) throw err;
        let payload = data.toString();
        let lines = payload.split('\n').filter(x => x.includes('require'));
        let requires = lines.map(x => x.split('require')[1]);
        let modules = requires.map(x => x.split("'")[1]);

        for (const m of modules) {
                const child = execFile('/usr/bin/yarn', ['add', m], (error, stdout, stderr) => {
                        if (error) {
                                throw error;
                        }
                        console.log(stdout);
                });
        }
});