storybook/lib/cli/scripts/generate-sb-packages-versions.js

const { readJson, writeFile } = require('fs-extra');
const path = require('path');
const globby = require('globby');
const { default: dedent } = require('ts-dedent');

const rootDirectory = path.join(__dirname, '..', '..', '..');

const logger = console;

const run = async () => {
  const storybookPackagesPaths = await globby(
    `${rootDirectory}/@(app|addons|lib)/**/package.json`,
    {
      ignore: '**/node_modules/**/*',
    }
  );

  const packageToVersionMap = (
    await Promise.all(
      storybookPackagesPaths.map(async (storybookPackagePath) => {
        const { name, version } = await readJson(storybookPackagePath);

        return {
          name,
          version,
        };
      })
    )
  )
    // Remove non-`@storybook/XXX` package (like: `cli-sb`, `cli-storybook`)
    .filter(({ name }) => /@storybook/.test(name))
    // As some previous steps are asynchronous order is not always the same so sort them to avoid that
    .sort((package1, package2) => package1.name.localeCompare(package2.name))
    .reduce((acc, { name, version }) => ({ ...acc, [name]: version }), {});

  await writeFile(
    path.join(__dirname, '..', 'src', 'versions.ts'),
    dedent`
      // auto generated file, do not edit
      export default ${JSON.stringify(packageToVersionMap, null, 2)}
    `
  );
};

run().catch((e) => {
  logger.error(e);
  process.exit(1);
});