npm and error messages

node_modules/babel-loader/lib/utils/read.js

@@ -0,0 +1,14 @@
+"use strict";
+
+var path = require("path");
+
+module.exports = function readBabelConfig(fileSystem, filename) {
+  if (path.basename(filename) === "package.json") {
+    var pkg = require(filename);
+
+    return JSON.stringify(pkg.babel);
+  }
+
+  // Webpack `fs` return Buffer
+  return fileSystem.readFileSync(filename).toString("utf8");
+};