freesewing/packages/create-freesewing-pattern/lib/index.js

#!/usr/bin/env node
'use strict'

const program = require('commander')
const { version } = require('../package')

const getDefaultLibraryParams = require('./get-default-library-params')
const createLibrary = require('./create-library')
const promptLibraryParams = require('./prompt-library-params')

module.exports = async () => {
  const defaults = await getDefaultLibraryParams()

  program
    .name('create-react-library')
    .version(version)
    .usage('[options] [package-name]')
    .option('-d, --desc <string>', 'package description')
    .option('-a, --author <string>', 'author\'s github handle', defaults.author)
    .option('-l, --license <string>', 'package license', defaults.license)
    .option('-r, --repo <string>', 'package repo path')
    .option('-m, --manager <npm|yarn>', 'package manager to use', /^(npm|yarn)$/, defaults.manager)
    .option('-s, --skip-prompts', 'skip all prompts (must provide package-name via cli)')
    .parse(process.argv)

  const opts = {
    description: program.desc,
    author: program.author,
    license: program.license,
    repo: program.repo,
    manager: program.manager,
    skipPrompts: program.skipPrompts
  }

  Object.keys(opts).forEach((key) => {
    if (!opts[key] && defaults[key]) {
      opts[key] = defaults[key]
    }
  })

  if (program.args.length === 1) {
    opts.name = program.args[0]
  } else if (program.args.length > 1) {
    console.error('invalid arguments')
    program.help()
    process.exit(1)
  }

  const params = await promptLibraryParams(opts)
  const lib = await createLibrary(params)

  console.log(`

Your module has been created at ${lib.dest}.

To get started, in one tab, run:
$ cd ${lib.name} && ${lib.manager} start

And in another tab, run the create-react-app devserver:
$ cd ${lib.name}/example && ${lib.manager} start
`)

  return lib
}

module.exports()
  .catch((err) => {
    console.error(err)
    process.exit(1)
  })