Merge pull request webpack#6739 from deanshub/hmr-es5

sokra · web-flow · commit 4bbe7f849863 · 2018-03-15T08:15:47.000+01:00
reverting the HMR plugin runtime to use ES5
diff --git a/lib/HotModuleReplacement.runtime.js b/lib/HotModuleReplacement.runtime.js
@@ -19,13 +19,13 @@ module.exports = function() {
 		var fn = function(request) {
 			if (me.hot.active) {
 				if (installedModules[request]) {
-					if (!installedModules[request].parents.includes(moduleId))
+					if (installedModules[request].parents.indexOf(moduleId) === -1)
 						installedModules[request].parents.push(moduleId);
 				} else {
 					hotCurrentParents = [moduleId];
 					hotCurrentChildModule = request;
 				}
-				if (!me.children.includes(request)) me.children.push(request);
+				if (me.children.indexOf(request) === -1) me.children.push(request);
 			} else {
 				console.warn(
 					"[HMR] unexpected require(" +
@@ -316,7 +316,7 @@ module.exports = function() {
 							parentId: parentId
 						};
 					}
-					if (outdatedModules.includes(parentId)) continue;
+					if (outdatedModules.indexOf(parentId) !== -1) continue;
 					if (parent.hot._acceptedDependencies[moduleId]) {
 						if (!outdatedDependencies[parentId])
 							outdatedDependencies[parentId] = [];
@@ -343,7 +343,7 @@ module.exports = function() {
 		function addAllToSet(a, b) {
 			for (var i = 0; i < b.length; i++) {
 				var item = b[i];
-				if (!a.includes(item)) a.push(item);
+				if (a.indexOf(item) === -1) a.push(item);
 			}
 		}
 
@@ -551,7 +551,7 @@ module.exports = function() {
 						dependency = moduleOutdatedDependencies[i];
 						cb = module.hot._acceptedDependencies[dependency];
 						if (cb) {
-							if (callbacks.includes(cb)) continue;
+							if (callbacks.indexOf(cb) !== -1) continue;
 							callbacks.push(cb);
 						}
 					}
