From ebfea72a9327eefee46504933d35374f182cb05a Mon Sep 17 00:00:00 2001
From: Alan Colon <github@alanc.net>
Date: Mon, 8 Jul 2019 08:53:38 -0700
Subject: [PATCH 1/2] fix: fix hot module reload in shadow mode

---
 lib/addStylesShadow.js | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/lib/addStylesShadow.js b/lib/addStylesShadow.js
index 72947108..2803eb3b 100644
--- a/lib/addStylesShadow.js
+++ b/lib/addStylesShadow.js
@@ -24,13 +24,18 @@ function addStyles (styles /* Array<StyleObject> */, shadowRoot) {
     (shadowRoot._injectedStyles = {})
   for (var i = 0; i < styles.length; i++) {
     var item = styles[i]
-    var style = injectedStyles[item.id]
-    if (!style) {
-      for (var j = 0; j < item.parts.length; j++) {
-        addStyle(item.parts[j], shadowRoot)
+    var existingStyles = injectedStyles[item.id]
+    if (existingStyles) {
+      for (var j = 0; j < existingStyles.length; j++) {
+        existingStyles[j].remove()
       }
-      injectedStyles[item.id] = true
     }
+
+    var newStyles = []
+    for (var j = 0; j < item.parts.length; j++) {
+      newStyles[j] = addStyle(item.parts[j], shadowRoot)
+    }
+    injectedStyles[item.id] = newStyles
   }
 }
 
@@ -67,4 +72,6 @@ function addStyle (obj /* StyleObjectPart */, shadowRoot) {
     }
     styleElement.appendChild(document.createTextNode(css))
   }
+
+  return styleElement
 }

From 3590e0d0cb21ef9b9aa3df07ca577239f37adb1c Mon Sep 17 00:00:00 2001
From: Alan Colon <github@alanc.net>
Date: Mon, 8 Jul 2019 08:54:51 -0700
Subject: [PATCH 2/2] 4.1.3

---
 package.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/package.json b/package.json
index 30b7be5a..23b50771 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "vue-style-loader",
-  "version": "4.1.2",
+  "version": "4.1.3",
   "author": "Evan You",
   "description": "Vue.js style loader module for webpack",
   "repository": {