text: var shell = require('shelljs'),
    path = require('path'),
    async = require('async'),
    PRODUCTION_FLAG = '',
    getSubfolders,
    fs = require('fs'),
    pwd = shell.pwd();
  const args = process.argv,
    PATH_TO_CODEGENS_FOLDER = path.resolve(__dirname, '../codegens');
  
  if (args[2] && args[2] === 'dev') {
    console.log('Dev flag detected running npm install');
  }
  else {
    PRODUCTION_FLAG = '--no-audit --production';
  }
  
  getSubfolders = (folder) => {
    return fs.readdirSync(folder)
      .map((subfolder) => { return { path: path.join(folder, subfolder), name: subfolder}; })
      .filter((obj) => { return fs.statSync(obj.path).isDirectory(); });
  };
  
  async.series([
    function (next) {
      console.log('Running pre-package script');
      var prepackagePath = path.resolve(__dirname, 'pre-package.js'),
        commandOutput = shell.exec(`node "${prepackagePath}"`);
  
      if (commandOutput.code !== 0) {
        console.error('Failed while running pre-package.js, here is the error:');
        return next(commandOutput.stderr);
      }
      console.log('Run successful languages.js saved in lib/assets');
      return next();
    },
    function (next) {
      var codegens = getSubfolders(PATH_TO_CODEGENS_FOLDER);
      codegens.forEach((codegen) => {
  
        shell.cd(codegen.path);
  
        var commandOut;
  
        console.log(codegen.name + ': npm install ' + PRODUCTION_FLAG);
        commandOut = shell.exec('npm install ' + PRODUCTION_FLAG, { silent: true });
  
        if (commandOut.code !== 0) {
          console.error('Failed to run npm install on codegen ' + codegen.name + ', here is the error:');
          return next(commandOut.stderr);
        }
        console.log(commandOut.stdout);
      });
    }], (err) => {
    if (err) {
      console.error(err);
    }
    shell.cd(pwd);
  });
  