ncu -g auto install

index.js

var readline = require('readline');
var rl = readline.createInterface({
    input: process.stdin,
    output: process.stdout,
    terminal: false
});

var lines = [];

rl.on('line', line => {
    if (/([a-z\-\_]+)\s/.test(line)) {
        lines.push(line.match(/([a-z\-\_]+)\s/)[1]);
    }
});

rl.on('close', v => {
    console.log(`npm i -g ${lines.join(' ')}`);
});

/**
Usage:
ncu -g | node index.js then simply copy and paste the install statement or
ncu -g | node index.js | pbcopy and paste
*/