diff --git a/playground/src/Editor/SourceEditor.tsx b/playground/src/Editor/SourceEditor.tsx
index 3a59ef8a81..50d14f7447 100644
--- a/playground/src/Editor/SourceEditor.tsx
+++ b/playground/src/Editor/SourceEditor.tsx
@@ -39,7 +39,9 @@ export default function SourceEditor({
         startColumn: diagnostic.location.column,
         endLineNumber: diagnostic.end_location.row,
         endColumn: diagnostic.end_location.column,
-        message: diagnostic.code ? `${diagnostic.code}: ${diagnostic.message}` : diagnostic.message,
+        message: diagnostic.code
+          ? `${diagnostic.code}: ${diagnostic.message}`
+          : diagnostic.message,
         severity: MarkerSeverity.Error,
         tags:
           diagnostic.code === "F401" || diagnostic.code === "F841"