From 745d0542ef8ae6f6f740dfe2aeea1ba208ea293a Mon Sep 17 00:00:00 2001
From: Haoqun Jiang <haoqunjiang@gmail.com>
Date: Mon, 16 Dec 2019 17:41:29 +0800
Subject: [PATCH] fix: fix compatibility with webpack 3

According to the documentation
https://vue-loader.vuejs.org/guide/extract-css.html#webpack-3
and some private feedbacks, there are still many users use
vue-loader v15 along with webpack 3.
---
 lib/plugin.js | 2 +-
 package.json  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/plugin.js b/lib/plugin.js
index 87848bf6b..f9bbb0d7d 100644
--- a/lib/plugin.js
+++ b/lib/plugin.js
@@ -1,7 +1,7 @@
 const webpack = require('webpack')
 let VueLoaderPlugin = null
 
-if (webpack.version[0] > 4) {
+if (webpack.version && webpack.version[0] > 4) {
   // webpack5 and upper
   VueLoaderPlugin = require('./plugin-webpack5')
 } else {
diff --git a/package.json b/package.json
index 178ab3100..8c9c073fc 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
   },
   "peerDependencies": {
     "css-loader": "*",
-    "webpack": "^4.1.0 || ^5.0.0-0"
+    "webpack": "^3.0.0 || ^4.1.0 || ^5.0.0-0"
   },
   "peerDependenciesMeta": {
     "cache-loader": {