fix: fix child judegment in get first/last child

VisActor · Dec 25, 2024 · a67ec98 · a67ec98
1 parent b198473
commit a67ec98
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/packages/vtable/__tests__/columns/listTable-checkbox.test.ts b/packages/vtable/__tests__/columns/listTable-checkbox.test.ts
@@ -124,7 +124,7 @@ describe('listTable-checkbox init test', () => {
 
   const listTable = new ListTable(containerDom, option);
   test('listTable-checkbox getCheckboxState', () => {
-    expect(listTable.stateManager?.checkedState.size).toEqual(101);
+    expect(listTable.stateManager?.checkedState.size).toEqual(100);
     expect(listTable.getCheckboxState().length).toEqual(2000);
     listTable.release();
   });

diff --git a/packages/vtable/src/scenegraph/group-creater/progress/update-position/util.ts b/packages/vtable/src/scenegraph/group-creater/progress/update-position/util.ts
@@ -139,15 +139,15 @@ function checkHasColMerge(colStart: number, colEnd: number, row: number, proxy:
 
 export function getFirstChild(containerGroup: Group): Group {
   let child = containerGroup.firstChild as Group;
-  while (child.type !== 'group') {
+  while (child && child.type !== 'group') {
     child = child._next as Group;
   }
   return child;
 }
 
 export function getLastChild(containerGroup: Group): Group {
   let child = containerGroup.lastChild as Group;
-  while (child.type !== 'group') {
+  while (child && child.type !== 'group') {
     child = child._prev as Group;
   }
   return child;