index.js

const Generator = require('yeoman-generator')

module.exports = class extends Generator {
  async prompting () {
    const answers = await this.prompt([
      {
        type: 'list',
        name: 'ESLint',
        message: 'What more would you like to add?',
        choices: [
          {
            name: 'JavaScript Vanilla'
          },
          {
            name: 'JavaScript-Typescript'
          }
        ]
      }
    ])

    this.ESLint = answers.ESLint
  }

  useInfo () {
    if (this.ESLint) {
      if (this.ESLint === 'JavaScript Vanilla') {
        this.composeWith(require.resolve('../ESLint/Vanilla'))
      }
      if (this.ESLint === 'JavaScript-Typescript') {
        this.composeWith(require.resolve('../ESLint/Vanilla-Typescript'))
      }
    }
  }
}