chore: add documentation comment

ryan-gang · ryan-gang · commit 579ff70c4e57 · 2025-02-21T14:41:44.000+05:30
diff --git a/app/helpers/markdown-to-html.ts b/app/helpers/markdown-to-html.ts
@@ -45,6 +45,8 @@ export default class MarkdownToHtml extends Helper<Signature> {
         node.setAttribute('rel', 'noopener noreferrer');
       }
 
+      // https://github.com/PrismJS/prism/issues/3658
+      // PrismJS unconditionally adds a tabindex to <pre> elements, without any opt-out
       if (node.nodeName === 'PRE') {
         node.setAttribute('tabindex', '-1');
       }

Original file line number	Diff line number	Diff line change
`@@ -45,6 +45,8 @@ export default class MarkdownToHtml extends Helper<Signature> {`
`45`	`45`	`node.setAttribute('rel', 'noopener noreferrer');`
`46`	`46`	`}`
`47`	`47`
	`48`	`+ // https://github.com/PrismJS/prism/issues/3658`
	`49`	`+ // PrismJS unconditionally adds a tabindex to <pre> elements, without any opt-out`
`48`	`50`	`if (node.nodeName === 'PRE') {`
`49`	`51`	`node.setAttribute('tabindex', '-1');`
`50`	`52`	`}`