@arc-fusion/cli/templates/links.js

CLI for running Arc Fusion on your local machine

'use strict'

const path = require('path')
const { lstat, realpath } = require('fs/promises')
const { glob } = require('glob')

const isLink = async (filePath) => {
  const stats = await lstat(filePath.replace(/\/$/, ''))
  return stats.isSymbolicLink()
}

async function getLinks (globPattern) {
  const pattern = globPattern.replace(/\\/g, '/')
  const entries = await glob(pattern)

  const links = await Promise.all(
    entries.map(async (entry) =>
      (await isLink(entry)) ? entry : null
    )
  )

  return links.filter(Boolean)
}

async function getLinkedModules (projectRoot) {
  const modulesRoot = path.resolve(projectRoot, 'node_modules')

  const rootLinks = await getLinks(path.join(modulesRoot, '*/'))
  const scopedLinks = await getLinks(path.join(modulesRoot, '@*', '*/'))

  const links = await Promise.all(
    [].concat(rootLinks, scopedLinks).map(async (link) => ({
      [path.relative(modulesRoot, link)]: await realpath(link)
    }))
  )

  return Object.assign({}, ...links)
}

module.exports = getLinkedModules

if (module === require.main) {
  getLinkedModules('.').then(console.log)
}