atom/script/lib/clean-dependencies.js

const path = require('path')

const CONFIG = require('../config')

module.exports = function () {
  // We can't require fs-extra or glob if `script/bootstrap` has never been run,
  // because they are third party modules. This is okay because cleaning
  // dependencies only makes sense if dependencies have been installed at least
  // once.
  const fs = require('fs-extra')
  const glob = require('glob')

  const apmDependenciesPath = path.join(CONFIG.apmRootPath, 'node_modules')
  console.log(`Cleaning ${apmDependenciesPath}`)
  fs.removeSync(apmDependenciesPath)

  const atomDependenciesPath = path.join(CONFIG.repositoryRootPath, 'node_modules')
  console.log(`Cleaning ${atomDependenciesPath}`)
  fs.removeSync(atomDependenciesPath)

  const scriptDependenciesPath = path.join(CONFIG.scriptRootPath, 'node_modules')
  console.log(`Cleaning ${scriptDependenciesPath}`)
  fs.removeSync(scriptDependenciesPath)

  const bundledPackageDependenciesPaths = path.join(CONFIG.repositoryRootPath, 'packages', '**', 'node_modules')
  for (const bundledPackageDependencyPath of glob.sync(bundledPackageDependenciesPaths)) {
    fs.removeSync(bundledPackageDependencyPath)
  }
}