fix(core): bundler should not minimize static assets (#10658)

.eslintignore

@@ -21,3 +21,4 @@ packages/create-docusaurus/lib/*
 packages/create-docusaurus/templates/facebook
 
 website/_dogfooding/_swizzle_theme_tests
+website/_dogfooding/_asset-tests/badSyntax.js

.prettierignore

@@ -29,3 +29,5 @@ website/static/katex/katex.min.css
 
 website/changelog
 website/_dogfooding/_swizzle_theme_tests
+website/_dogfooding/_asset-tests/badSyntax.js
+website/_dogfooding/_asset-tests/badSyntax.css

.stylelintignore

@@ -13,5 +13,6 @@ packages/docusaurus-*/lib/*
 packages/create-docusaurus/lib/*
 packages/create-docusaurus/templates/
 website/static/katex/katex.min.css
+website/_dogfooding/_asset-tests/badSyntax.css
 
 jest/vendor

packages/docusaurus/src/webpack/plugins/StaticDirectoriesCopyPlugin.ts

@@ -54,6 +54,12 @@ export async function createStaticDirectoriesCopyPlugin({
       from: dir,
       to: outDir,
       toType: 'dir',
+      info: {
+        // Prevents Webpack from minimizing static files (js/css)
+        // see https://github.com/facebook/docusaurus/pull/10658
+        // see https://github.com/webpack-contrib/copy-webpack-plugin#skip-running-javascript-files-through-a-minimizer
+        minimized: true,
+      },
     })),
   });
 }

website/_dogfooding/_asset-tests/badSyntax.css

@@ -0,0 +1,7 @@
+
+
+See https://github.com/facebook/docusaurus/issues/10460
+
+Using bad JS syntax on purpose, this file shouldn't be processed and cause build errors, it should just be copied over.
+
+import export with }{>< default switch

website/_dogfooding/_asset-tests/badSyntax.js

@@ -0,0 +1,8 @@
+
+Using bad JS syntax on purpose, this file shouldn't be processed and cause build errors, it should just be copied over.
+
+import export with }{>< default switch
+
+  See https://github.com/facebook/docusaurus/issues/10460
+
+    See https://github.com/facebook/docusaurus/pull/10658

website/tsconfig.json

@@ -36,5 +36,5 @@
     "skipLibCheck": false,
     "types": ["jest"]
   },
-  "exclude": ["src/sw.js"]
+  "exclude": ["build", ".docusaurus", "src/sw.js", "_dogfooding/_asset-tests"]
 }