demo-tabledata-redis/src/web/lib/upgrade/index.js

const spawn = require('child_process').spawn;

const repositories = ['fineui', 'fineui-materials'];

update(repositories);

function update(repositories, index = 0) {
    if (index === repositories.length) {
        return;
    }

    const repository = repositories[index];

    const ls = spawn(`yarn`, ['upgrade', `${repository}`]);

    ls.stdout.on('data', data => {
        console.log(data.toString());
    });

    ls.stderr.on('data', data => {
        console.log(data.toString());
    });

    ls.on('exit', code => {
        console.log(`${repository} child process exited with code `, code.toString());

        update(repositories, index + 1);
    });
}