feat: add uglifyjs webpack plugin

lib/webpack/base.js

@@ -1,5 +1,6 @@
 const Config = require('webpack-chain');
 const CSSExtractPlugin = require('mini-css-extract-plugin');
+const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
 const path = require('path');
 
 const mdLoader = require.resolve('./loader/markdown');
@@ -74,7 +75,7 @@ module.exports = function createBaseConfig(props, isServer) {
   mdRule
     .use('markdown-loader')
     .loader(mdLoader)
-    .options({siteConfig});
+    .options({siteConfig, siteDir, docsDir});
 
   const cssRule = config.module.rule('css').test(/\.css$/);
   if (isProd) {
@@ -101,5 +102,20 @@ module.exports = function createBaseConfig(props, isServer) {
     }
   ]);
 
+  if (isProd) {
+    config.optimization.minimizer([
+      new UglifyJsPlugin({
+        cache: true,
+        uglifyOptions: {
+          warnings: false,
+          compress: false,
+          ecma: 6,
+          mangle: true,
+        },
+        sourceMap: true
+      })
+    ]);
+  }
+  
   return config;
 };

lib/webpack/loader/markdown.js

@@ -3,21 +3,19 @@ const fm = require('front-matter');
 
 module.exports = function(fileString) {
   const options = getOptions(this);
+  const {siteConfig, siteDir, docsDir } = options;
 
-  const {body} = fm(fileString);
-  const content = JSON.stringify(body);
   /* 
-    TODO replace all the markdown linking to correct url depends on whether it's versioned/translated/normal docs
-    e.g: [test](test.md) become [test](/docs/test)
+    Process the markdown file content, including replacing all relative markdown links
   */
-  const siteConfig = JSON.stringify(options.siteConfig);
-
+  const {body: content = ''} = fm(fileString);
+  
   return (
     `import React from 'react';\n` +
     `import Markdown from '@theme/Markdown'\n` +
     `export default () => (
-      <Markdown siteConfig={${siteConfig}}>
-        {${content}}
+      <Markdown siteConfig={${JSON.stringify(siteConfig)}}>
+        {${JSON.stringify(content)}}
       </Markdown>
     );`
   );

package.json

@@ -80,6 +80,7 @@
     "semver": "^5.5.0",
     "static-site-generator-webpack-plugin": "endiliey/static-site-generator-webpack-plugin#master",
     "style-loader": "^0.22.1",
+    "uglifyjs-webpack-plugin": "^1.3.0",
     "webpack": "^4.16.3",
     "webpack-chain": "^4.8.0",
     "webpack-merge": "^4.1.4",

yarn.lock

@@ -6712,6 +6712,19 @@ uglifyjs-webpack-plugin@^1.2.4:
     webpack-sources "^1.1.0"
     worker-farm "^1.5.2"
 
+uglifyjs-webpack-plugin@^1.3.0:
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/uglifyjs-webpack-plugin/-/uglifyjs-webpack-plugin-1.3.0.tgz#75f548160858163a08643e086d5fefe18a5d67de"
+  dependencies:
+    cacache "^10.0.4"
+    find-cache-dir "^1.0.0"
+    schema-utils "^0.4.5"
+    serialize-javascript "^1.4.0"
+    source-map "^0.6.1"
+    uglify-es "^3.3.4"
+    webpack-sources "^1.1.0"
+    worker-farm "^1.5.2"
+
 underscore.string@~2.4.0:
   version "2.4.0"
   resolved "https://registry.yarnpkg.com/underscore.string/-/underscore.string-2.4.0.tgz#8cdd8fbac4e2d2ea1e7e2e8097c42f442280f85b"