hygen/src/prompt.js

The scalable code generator that saves you time.

// @flow

const path = require('path')
const fs = require('fs')
const L = require('lodash')

const hooksfiles = ['prompt.js', 'index.js']
const prompt = (actionfolder: string, args: Object) => {
  const hooksfile = L.first(
    L.filter(
      L.map(hooksfiles, f => path.resolve(path.join(actionfolder, f))),
      f => fs.existsSync(f)
    )
  )
  if (!hooksfile) {
    return Promise.resolve({})
  }

  // shortcircuit without inquirer
  // $FlowFixMe
  const hooksModule = require(hooksfile)
  if (hooksModule.params) {
    return hooksModule.params({ args })
  }

  // lazy loads inquirer (80ms load time)
  // everything below requires it
  const inquirer = require('inquirer')
  if (hooksModule.prompt) {
    return hooksModule.prompt({ inquirer, args })
  }
  return inquirer.prompt(hooksModule)
}

module.exports = prompt