A good example of CLI dev in node

docker.js

const Listr = require('listr');
const chalk = require('chalk');
const clipboardy = require('clipboardy');
const execa = require('execa');
const { name, version } = require('../package.json');

const repoAddress = 'repo-address';
const repoNamespace = 'namespace';
const imageBaseName = name;
const npmToken = process.env.NPM_TOKEN;

function registryImageTag(imageTag) {
  return `${repoAddress}/${repoNamespace}/${imageBaseName}:${imageTag}`;
}

function localImageTag(imageTag) {
  return `${repoNamespace}/${imageBaseName}:${imageTag}`;
}

async function runTasks() {
  const tasks = new Listr([
    {
      title: 'Sign in to registry',
      task: () => {
        return execa.shellSync(
          '`aws ecr get-login --no-include-email --region eu-west-2`',
        );
      },
    },
    {
      title: 'Generate image tag',
      task: (context) => {
        return new Listr([
          {
            title: 'Get current branch',
            task: () => {
              return execa
                .stdout('git', ['rev-parse', '--abbrev-ref', 'HEAD'])
                .then((currentBranch) => {
                  context.currentBranch = currentBranch;
                });
            },
          },
          {
            title: 'Get current SHA',
            task: (context) => {
              return execa
                .stdout('git', ['rev-parse', '--short', 'HEAD'])
                .then((currentSha) => {
                  context.imageTag = `${version}-${
                    context.currentBranch
                  }-${currentSha}`;
                });
            },
          },
        ]);
      },
    },
    {
      title: 'Build image',
      task: (context) => {
        const buildLabel = `${repoNamespace}/${imageBaseName}:${
          context.imageTag
        }`;
        return execa('docker', [
          'build',
          '-t',
          buildLabel,
          '--build-arg',
          `NPM_TOKEN=${npmToken}`,
          '--build-arg',
          `SERVICE_NAME=${name}`,
          '--build-arg',
          `SERVICE_VERSION=${version}`,
          '--build-arg',
          `SERVICE_TAG=${context.imageTag}`,
          '.',
        ]);
      },
    },
    {
      title: 'Tag images',
      task: () => {
        return new Listr(
          [
            {
              title: 'Tag specific image',
              task: (context) => {
                const source = localImageTag(context.imageTag);
                const target = registryImageTag(context.imageTag);

                return execa('docker', ['tag', source, target]);
              },
            },
            {
              title: 'Tag latest image',
              task: (context) => {
                const source = localImageTag(context.imageTag);
                const target = registryImageTag('latest');

                return execa('docker', ['tag', source, target]);
              },
            },
          ],
          {
            concurrent: true,
          },
        );
      },
    },
    {
      title: 'Push images',
      task: () => {
        return new Listr(
          [
            {
              title: 'Push specific image',
              task: (context) => {
                const target = registryImageTag(context.imageTag);

                return execa('docker', ['push', target]);
              },
            },
            {
              title: 'Push latest image',
              task: () => {
                const target = registryImageTag('latest');

                return execa('docker', ['push', target]);
              },
            },
          ],
          {
            concurrent: true,
          },
        );
      },
    },
    {
      title: 'Copy tag to clipboard',
      task: (context) => {
        return clipboardy.writeSync(context.imageTag);
      },
    },
  ]);

  try {
    const result = await tasks.run();
    console.log(chalk.green('Images pushed for:'), chalk.blue(result.imageTag));
  } catch (error) {
    console.log(chalk.red(error));
  }
}

runTasks();