fix: code splitting and editor fixes (#2211)

* fix table

* fix code splitting

* fix: editor ready check

* fix codeblock/mermaid gap cursor

* fix callout

apps/client/src/features/editor/components/table/handle/column-handle.tsx

@@ -31,7 +31,12 @@ export const ColumnHandle = React.memo(function ColumnHandle({
   // (the plugin re-emits `hoveringCell` with the mapped pos a tick later);
   // unmounting the source element here would make pragmatic-dnd silently
   // abort the active drag.
-  const lookupCellDom = editor.view.nodeDOM(anchorPos) as HTMLElement | null;
+  // `nodeDOM` is typed as `Node | null` — when `anchorPos` goes stale (e.g.
+  // an external drop reflows the doc before the plugin re-emits
+  // hoveringCell), it can resolve to a Text node, on which `.closest` is
+  // undefined. Filter to HTMLElement so downstream consumers stay safe.
+  const lookupDom = editor.view.nodeDOM(anchorPos);
+  const lookupCellDom = lookupDom instanceof HTMLElement ? lookupDom : null;
   const [cellDom, setCellDom] = useState<HTMLElement | null>(lookupCellDom);
   const lastCellDomRef = useRef<HTMLElement | null>(lookupCellDom);
   useEffect(() => {

apps/client/src/features/editor/components/table/handle/row-handle.tsx

@@ -29,7 +29,12 @@ export const RowHandle = React.memo(function RowHandle({
   // See ColumnHandle for the rationale: keep the last valid cell DOM cached
   // so the handle div stays mounted across stale-anchor renders, otherwise
   // pragmatic-dnd silently aborts an in-flight drag.
-  const lookupCellDom = editor.view.nodeDOM(anchorPos) as HTMLElement | null;
+  // `nodeDOM` is typed as `Node | null` — when `anchorPos` goes stale (e.g.
+  // an external drop reflows the doc before the plugin re-emits
+  // hoveringCell), it can resolve to a Text node, on which `.closest` is
+  // undefined. Filter to HTMLElement so downstream consumers stay safe.
+  const lookupDom = editor.view.nodeDOM(anchorPos);
+  const lookupCellDom = lookupDom instanceof HTMLElement ? lookupDom : null;
   const [cellDom, setCellDom] = useState<HTMLElement | null>(lookupCellDom);
   const lastCellDomRef = useRef<HTMLElement | null>(lookupCellDom);
   useEffect(() => {

apps/client/src/features/editor/components/table/table-menu.tsx

@@ -18,7 +18,7 @@ import {
   IconTrashX,
 } from "@tabler/icons-react";
 import { BubbleMenu } from "@tiptap/react/menus";
-import { isCellSelection, isTextSelected } from "@docmost/editor-ext";
+import { isCellSelection, isEditorReady, isTextSelected } from "@docmost/editor-ext";
 import { useTranslation } from "react-i18next";
 import classes from "../common/toolbar-menu.module.css";
 
@@ -38,6 +38,7 @@ export const TableMenu = React.memo(
     );
 
     const getReferencedVirtualElement = useCallback(() => {
+      if (!isEditorReady(editor)) return;
       const { selection } = editor.state;
       const predicate = (node: PMNode) => node.type.name === "table";
       const parent = findParentNode(predicate)(selection);