fix(cssnano-preset): disable CSS counter minification (#11487)

Co-authored-by: Sébastien Lorber <slorber@users.noreply.github.com>
2025-12-26 01:33:02 +00:00 · 2025-10-17 01:21:54 +09:00 · 2025-10-17 01:21:54 +09:00 · 5423a779c1
parent 2a10b5453f
commit 5423a779c1
2 changed files with 10 additions and 0 deletions
--- a/packages/docusaurus-cssnano-preset/src/index.ts
+++ b/packages/docusaurus-cssnano-preset/src/index.ts
@ -13,6 +13,9 @@ const preset: typeof advancedBasePreset = function preset(opts) {
  const advancedPreset = advancedBasePreset({
    autoprefixer: {add: false},
    discardComments: {removeAll: true},
+    // See CodeBlock custom line number bug: https://github.com/facebook/docusaurus/pull/11487
+    /* cSpell:ignore Idents */
+    reduceIdents: {counter: false},
    /* cSpell:ignore zindex */
    zindex: false,
    ...opts,
--- a/tests/code-block-tests.mdx
+++ b/tests/code-block-tests.mdx
@ -226,6 +226,13 @@ function PageLayout(props) {
 }
 ```

+```jsx showLineNumbers=4
+function PageLayout(props) {
+  // highlight-next-line
+  return <Layout title="Awesome Docusaurus page" description="Test Test Test Test Test Test Test Test Test Test Test Test Test Test ">;
+}
+```
+
 ```jsx {1,3,6} showLineNumbers
 function PageLayout(props) {
  console.log(