refactor requireensure dependency to es6 (webpack#3705)

timse · TheLarkInn · commit 7172022d0bf8 · 2017-01-04T10:19:37.000-06:00
diff --git a/lib/dependencies/RequireEnsureDependency.js b/lib/dependencies/RequireEnsureDependency.js
@@ -2,24 +2,30 @@
 	MIT License http://www.opensource.org/licenses/mit-license.php
 	Author Tobias Koppers @sokra
 */
-var NullDependency = require("./NullDependency");
-var DepBlockHelpers = require("./DepBlockHelpers");
+"use strict";
+const NullDependency = require("./NullDependency");
+const DepBlockHelpers = require("./DepBlockHelpers");
 
-function RequireEnsureDependency(block) {
-	NullDependency.call(this);
-	this.block = block;
-}
-module.exports = RequireEnsureDependency;
+class RequireEnsureDependency extends NullDependency {
+	constructor(block) {
+		super();
+		this.block = block;
+	}
 
-RequireEnsureDependency.prototype = Object.create(NullDependency.prototype);
-RequireEnsureDependency.prototype.constructor = RequireEnsureDependency;
-RequireEnsureDependency.prototype.type = "require.ensure";
+	get type() {
+		return "require.ensure";
+	}
+}
 
-RequireEnsureDependency.Template = function RequireEnsureDependencyTemplate() {};
+RequireEnsureDependency.Template = class RequireEnsureDependencyTemplate {
+	apply(dep, source, outputOptions, requestShortener) {
+		const depBlock = dep.block;
+		const wrapper = DepBlockHelpers.getLoadDepBlockWrapper(depBlock, outputOptions, requestShortener, "require.ensure");
+		const startBlock = wrapper[0] + "(";
+		const endBlock = `).bind(null, __webpack_require__)${wrapper[1]}__webpack_require__.oe${wrapper[2]}`;
+		source.replace(depBlock.expr.range[0], depBlock.expr.arguments[1].range[0] - 1, startBlock);
+		source.replace(depBlock.expr.arguments[1].range[1], depBlock.expr.range[1] - 1, endBlock);
+	}
+}
 
-RequireEnsureDependency.Template.prototype.apply = function(dep, source, outputOptions, requestShortener) {
-	var depBlock = dep.block;
-	var wrapper = DepBlockHelpers.getLoadDepBlockWrapper(depBlock, outputOptions, requestShortener, "require.ensure");
-	source.replace(depBlock.expr.range[0], depBlock.expr.arguments[1].range[0] - 1, wrapper[0] + "(");
-	source.replace(depBlock.expr.arguments[1].range[1], depBlock.expr.range[1] - 1, ").bind(null, __webpack_require__)" + wrapper[1] + "__webpack_require__.oe" + wrapper[2]);
-};
+module.exports = RequireEnsureDependency;
