Function init

packages/create-react-app/createReactApp.js:58–233

()

let projectName;

function init() {
  const program = new commander.Command(packageJson.name)
    .version(packageJson.version)
    .arguments('<project-directory>')
    .usage(`${chalk.green('<project-directory>')} [options]`)
    .action(name => {
      projectName = name;
    })
    .option('--verbose', 'print additional logs')
    .option('--info', 'print environment debug info')
    .option(
      '--scripts-version <alternative-package>',
      'use a non-standard version of react-scripts'
    )
    .option(
      '--template <path-to-template>',
      'specify a template for the created project'
    )
    .option('--use-pnp')
    .allowUnknownOption()
    .on('--help', () => {
      console.log(
        `    Only ${chalk.green('<project-directory>')} is required.`
      );
      console.log();
      console.log(
        `    A custom ${chalk.cyan('--scripts-version')} can be one of:`
      );
      console.log(`      - a specific npm version: ${chalk.green('0.8.2')}`);
      console.log(`      - a specific npm tag: ${chalk.green('@next')}`);
      console.log(
        `      - a custom fork published on npm: ${chalk.green(
          'my-react-scripts'
        )}`
      );
      console.log(
        `      - a local path relative to the current working directory: ${chalk.green(
          'file:../my-react-scripts'
        )}`
      );
      console.log(
        `      - a .tgz archive: ${chalk.green(
          'https://mysite.com/my-react-scripts-0.8.2.tgz'
        )}`
      );
      console.log(
        `      - a .tar.gz archive: ${chalk.green(
          'https://mysite.com/my-react-scripts-0.8.2.tar.gz'
        )}`
      );
      console.log(
        `    It is not needed unless you specifically want to use a fork.`
      );
      console.log();
      console.log(`    A custom ${chalk.cyan('--template')} can be one of:`);
      console.log(
        `      - a custom template published on npm: ${chalk.green(
          'cra-template-typescript'