Merge pull request webpack#3853 from willmendesneto/refactor-module-warnings

sokra · web-flow · commit 054b37f978c2 · 2017-01-09T08:32:45.000+01:00
refactor(ModuleWarning): upgrade to ES6
diff --git a/lib/ModuleWarning.js b/lib/ModuleWarning.js
@@ -2,15 +2,20 @@
 	MIT License http://www.opensource.org/licenses/mit-license.php
 	Author Tobias Koppers @sokra
 */
-function ModuleWarning(module, warning) {
-	Error.call(this);
-	Error.captureStackTrace(this, ModuleWarning);
-	this.name = "ModuleWarning";
-	this.module = module;
-	this.message = warning;
-	this.warning = warning;
+"use strict";
+
+class ModuleWarning extends Error {
+	constructor(module, warning) {
+		super();
+
+		if(Error.hasOwnProperty("captureStackTrace")) {
+			Error.captureStackTrace(this, this.constructor);
+		}
+		this.name = "ModuleWarning";
+		this.module = module;
+		this.message = warning;
+		this.warning = warning;
+	}
 }
-module.exports = ModuleWarning;
 
-ModuleWarning.prototype = Object.create(Error.prototype);
-ModuleWarning.prototype.constructor = ModuleWarning;
+module.exports = ModuleWarning;
