npm and error messages

node_modules/async/internal/breakLoop.js

@@ -0,0 +1,9 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+// A temporary value used to identify if the loop should be broken.
+// See #1064, #1293
+exports.default = {};
+module.exports = exports["default"];