child nodes without __sn now remove without error (#307)

2020-09-20 06:58:23 +02:00
parent 9049f2aef1
commit 65d0d4e54a
3 changed files with 121 additions and 7 deletions
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -307,9 +307,11 @@ export class TreeIndex {
    const deepRemoveFromMirror = (id: number) => {
      this.removeIdSet.add(id);
      const node = mirror.getNode(id);
-      node?.childNodes.forEach((childNode) =>
-        deepRemoveFromMirror(((childNode as unknown) as INode).__sn.id),
-      );
+      node?.childNodes.forEach((childNode) => {
+        if ('__sn' in childNode) {
+          deepRemoveFromMirror(((childNode as unknown) as INode).__sn.id)
+        }
+      });
    };
    const deepRemoveFromTreeIndex = (node: TreeNode) => {
      this.removeIdSet.add(node.id);