Spawn NPM Enoent Workaround

Exports.install = function (ProjectPath, PackageName, save, Dev) {
  const NPM = ' NPM '
  const args = [' Install ']
  Args.push (PackageName)
  if (save) Args.push ('--save ')
  if (dev) args.push ('--save-dev ')
  var ls = require (' Child_process '). Spawn (NPM, args, {
    //stdio: ' Inherit ',
    cwd:projectpath
  })
  Ls.stdout.on (' data ', function (data) {
    Console.log (' stdout: ' + data)
  })
  Ls.stderr.on (' Data ', function (err) {
    Console.log (' stderr: ' + Err)
  })
  ls.once (' Close ', function () {
    console.log (' Install success ... ')
  })
}

Execute NPM Command and will report the following error
cause of error: NPM's execution name is different under Windows Workaround:

  var ls = require (' child_process '). Spawn (Process.platform = = = ' Win32 '?) ' Npm.cmd ': npm, args, {
    //stdio: ' Inherit ',
    cwd:projectpath
  })

PackageUtil.test.js

' Use strict '
const PATH = require (' path ')
const PACKAGEUTIL = require ('. /dist/packageutil ')
const P = path.resolve (__dirname, ' ... ')

/** perform npm install Koa-markdown--save-dev**/
packageutil.install (P, ' Koa-markdown ', True, True) 

/** perform NPM Install Koa-markdown--save**/

Uncomment //stdio: ' Inherit ', remove Stdout.on and Stderr.on