Updating NPM dependencies

node_modules/jest-config/build/getMaxWorkers.js

@@ -6,19 +6,15 @@ Object.defineProperty(exports, '__esModule', {
 exports.default = getMaxWorkers;
 
 function _os() {
-  const data = _interopRequireDefault(require('os'));
+  const data = require('os');
 
-  _os = function _os() {
+  _os = function () {
     return data;
   };
 
   return data;
 }
 
-function _interopRequireDefault(obj) {
-  return obj && obj.__esModule ? obj : {default: obj};
-}
-
 /**
  * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
  *
@@ -34,8 +30,12 @@ function getMaxWorkers(argv, defaultOptions) {
     return parseWorkers(defaultOptions.maxWorkers);
   } else {
     // In watch mode, Jest should be unobtrusive and not use all available CPUs.
-    const cpus = _os().default.cpus() ? _os().default.cpus().length : 1;
-    return Math.max(argv.watch ? Math.floor(cpus / 2) : cpus - 1, 1);
+    const numCpus = (0, _os().cpus)() ? (0, _os().cpus)().length : 1;
+    const isWatchModeEnabled = argv.watch || argv.watchAll;
+    return Math.max(
+      isWatchModeEnabled ? Math.floor(numCpus / 2) : numCpus - 1,
+      1
+    );
   }
 }
 
@@ -48,9 +48,8 @@ const parseWorkers = maxWorkers => {
     parsed > 0 &&
     parsed <= 100
   ) {
-    const cpus = _os().default.cpus().length;
-
-    const workers = Math.floor((parsed / 100) * cpus);
+    const numCpus = (0, _os().cpus)().length;
+    const workers = Math.floor((parsed / 100) * numCpus);
     return workers >= 1 ? workers : 1;
   }