Skip to content

fix(code-block): enable horizontal scrolling for long lines in code blocks #439

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
haydenbleasel merged 2 commits into from
Mar 10, 2026
Merged

fix(code-block): enable horizontal scrolling for long lines in code blocks #439

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
b9ae245
fix(code-block): enable horizontal scrolling for long lines in code b…
Mar 7, 2026
fa74130
Add changeset for code block horizontal scroll fix
haydenbleasel Mar 10, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
5 changes: 5 additions & 0 deletions .changeset/fix-code-block-horizontal-scroll.md
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
---
"streamdown": patch
---

Enable horizontal scrolling on code blocks so long lines are accessible instead of being clipped by `overflow-hidden`.
2 changes: 1 addition & 1 deletion packages/streamdown/lib/code-block/body.tsx
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -82,7 +82,7 @@ export const CodeBlockBody = memo(
<div
className={cn(
className,
"overflow-hidden rounded-md border border-border bg-background p-4 text-sm"
"overflow-x-auto rounded-md border border-border bg-background p-4 text-sm"
)}
data-language={language}
data-streamdown="code-block-body"
Expand Down
Loading