настройка webpack

node_modules/worker-farm/lib/fork.js

@@ -0,0 +1,33 @@
+'use strict'
+
+const childProcess = require('child_process')
+    , childModule  = require.resolve('./child/index')
+
+
+function fork (forkModule, workerOptions) {
+  // suppress --debug / --inspect flags while preserving others (like --harmony)
+  let filteredArgs = process.execArgv.filter(function (v) {
+        return !(/^--(debug|inspect)/).test(v)
+      })
+    , options       = Object.assign({
+          execArgv : filteredArgs
+        , env      : process.env
+        , cwd      : process.cwd()
+      }, workerOptions)
+    , child         = childProcess.fork(childModule, process.argv, options)
+
+  child.on('error', function() {
+    // this *should* be picked up by onExit and the operation requeued
+  })
+
+  child.send({ owner: 'farm', module: forkModule })
+
+  // return a send() function for this child
+  return {
+      send  : child.send.bind(child)
+    , child : child
+  }
+}
+
+
+module.exports = fork