Code improvements

Author: syvb

lib/virtual.js

@@ -58,6 +58,7 @@ function VirtualModulesPlugin(compiler) {
 			const segments = file.split(/[\\/]/);
 			let count = segments.length - 1;
 			const minCount = segments[0] ? 1 : 0;
+			// create directories for each segment (to prevent files not being in a directory)
 			while (count > minCount) {
 				const dir = segments.slice(0, count).join(path.sep) || path.sep;
 				try {
@@ -123,7 +124,7 @@ VirtualModulesPlugin.prototype.writeModule = function(filePath, contents) {
 	const stats = new VirtualStats({
 		dev: 8675309,
 		ino: inode++,
-		mode: 33188,
+		mode: 16877,
 		nlink: 0,
 		uid: 1000,
 		gid: 1000,
@@ -175,17 +176,11 @@ VirtualModulesPlugin.prototype.writeModule = function(filePath, contents) {
 };
 
 function getData(storage, key) {
-	// Webpack 5
-	if (storage._data instanceof Map) {
-		return storage._data.get(key);
-	} else if (storage._data) {
-		return storage.data[key];
-	} else if (storage.data instanceof Map) {
-		// Webpack v4
+	const data = storage._data /* webpack 5 */ || storage.data /* webpack 4 */;
+	if (data instanceof Map) {
 		return storage.data.get(key);
-	} else {
-		return storage.data[key];
 	}
+	return data.data[key];
 }
 
 function setData(backendOrStorage, key, valueFactory) {