Tidy

Author: microbit-robert

src/editor/codemirror/dnd.ts

@@ -218,9 +218,8 @@ const findLogicalPosition = (
   view: EditorView,
   event: DragEvent
 ): { line: number; indent: number | undefined } => {
-  const visualLine = view.lineBlockAtHeight(
-    event.y - view.documentTop || event.clientY - view.documentTop
-  );
+  const height = (event.y || event.clientY) - view.documentTop;
+  const visualLine = view.lineBlockAtHeight(height);
   const line = view.state.doc.lineAt(visualLine.from);
   const pos = view.posAtCoords({
     x: event.x || event.clientX,