docs: Update JavaScript docs and remove TBDs (#17989)

Thorsten Ball created

Release Notes:

- N/A

Change summary

docs/src/languages/javascript.md | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

Detailed changes

docs/src/languages/javascript.md 🔗

@@ -26,17 +26,15 @@ For example, if you have Prettier installed and on your `PATH`, you can use it t
 }
 ```
 
-<!--
 ## JSX
 
-TBD: Mention JSX
+Zed supports JSX syntax highlighting out of the box.
 
-## JSDoc
+In JSX strings, the [`tailwindcss-language-server`](./tailwindcss.md) is used provide autocompletion for Tailwind CSS classes.
 
-TBD: Document JSDoc support in Zed.
+## JSDoc
 
-- Tree Sitter: [tree-sitter/tree-sitter-jsdoc](https://github.com/tree-sitter/tree-sitter-jsdoc)
--->
+Zed supports JSDoc syntax in JavaScript and TypeScript comments that match the JSDoc syntax. Zed uses [tree-sitter/tree-sitter-jsdoc](https://github.com/tree-sitter/tree-sitter-jsdoc) for parsing and highlighting JSDoc.
 
 ## ESLint