chore: adjust example config

Author: yyx990803

Diff for: example/webpack.config.js

@@ -2,77 +2,87 @@ const path = require('path')
 const VueLoaderPlugin = require('../dist/plugin')
 const MiniCssExtractPlugin = require('mini-css-extract-plugin')
 
-module.exports = {
-  mode: 'development',
-  entry: path.resolve(__dirname, './main.js'),
-  devtool: 'cheap-module-eval-source-map',
-  output: {
-    path: path.resolve(__dirname, 'dist'),
-    filename: 'bundle.js',
-    publicPath: '/dist/'
-  },
-  module: {
-    rules: [
-      {
-        test: /\.vue$/,
-        loader: 'vue-loader'
-      },
-      {
-        test: /\.png$/,
-        use: [
-          {
-            loader: 'url-loader',
-            options: {
-              limit: 8192
-            }
-          }
-        ]
-      },
-      {
-        test: /\.css$/,
-        use: [
-          {
-            loader: MiniCssExtractPlugin.loader,
-            options: {
-              hmr: process.env.NODE_ENV !== 'production'
+module.exports = (env = {}) => {
+  const isProd = env.prod
+  const minimize = isProd && !env.noMinimize
+  const babel = isProd && !env.noBabel
+
+  return {
+    mode: isProd ? 'production' : 'development',
+    entry: path.resolve(__dirname, './main.js'),
+    devtool: isProd ? 'source-map' : 'cheap-module-eval-source-map',
+    output: {
+      path: path.resolve(__dirname, 'dist'),
+      filename: 'bundle.js',
+      publicPath: '/dist/'
+    },
+    module: {
+      rules: [
+        {
+          test: /\.vue$/,
+          loader: 'vue-loader'
+        },
+        {
+          test: /\.png$/,
+          use: [
+            {
+              loader: 'url-loader',
+              options: {
+                limit: 8192
+              }
             }
-          },
-          'css-loader'
-        ]
-      },
-      {
-        test: /\.js$/,
-        use: {
-          loader: 'babel-loader',
-          options: {
-            presets: ['@babel/preset-env']
-          }
+          ]
+        },
+        {
+          test: /\.css$/,
+          use: [
+            {
+              loader: MiniCssExtractPlugin.loader,
+              options: {
+                hmr: !isProd
+              }
+            },
+            'css-loader'
+          ]
+        },
+        {
+          test: /\.js$/,
+          use: babel
+            ? {
+                loader: 'babel-loader',
+                options: {
+                  presets: ['@babel/preset-env']
+                }
+              }
+            : [
+                /* skip babel */
+              ]
+        },
+        // target <docs> custom blocks
+        {
+          resourceQuery: /blockType=docs/,
+          loader: require.resolve('./docs-loader')
         }
-      },
-      // target <docs> custom blocks
-      {
-        resourceQuery: /blockType=docs/,
-        loader: require.resolve('./docs-loader')
+      ]
+    },
+    plugins: [
+      new VueLoaderPlugin(),
+      new MiniCssExtractPlugin({
+        filename: '[name].css'
+      })
+    ],
+    optimization: {
+      minimize
+    },
+    devServer: {
+      stats: 'minimal',
+      contentBase: __dirname,
+      overlay: true
+    },
+    resolveLoader: {
+      alias: {
+        'vue-loader': require.resolve('../')
       }
-    ]
-  },
-  plugins: [
-    new VueLoaderPlugin(),
-    new MiniCssExtractPlugin({
-      filename: '[name].css'
-    })
-  ],
-  devServer: {
-    stats: 'minimal',
-    contentBase: __dirname,
-    overlay: true
-  },
-  resolveLoader: {
-    alias: {
-      'vue-loader': require.resolve('../')
     }
-  },
-  optimization: {
-    // minimize: false
   }
 }

Diff for: package.json

@@ -12,7 +12,7 @@
     "dev": "tsc --watch",
     "build": "tsc",
     "dev-example": "webpack-dev-server --config example/webpack.config.js --inline --hot",
-    "build-example": "webpack --config example/webpack.config.js --mode=production --devtool=source-map",
+    "build-example": "webpack --config example/webpack.config.js --env.prod",
     "lint": "prettier --write --parser typescript \"src/**/*.ts\""
   },
   "gitHooks": {