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fix(talbe): null check error (#1807)

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xiejiahe 2021-04-13 10:31:38 +08:00 committed by GitHub
parent 6582b7cdbc
commit ee7e9c0a00
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packages/table/src/layout-observer.ts
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@ -32,7 +32,7 @@ function useLayoutObserver(root: Table) {
return layout return layout
}) })
const onColumnsChange = (layout: TableLayout) => { const onColumnsChange = (layout: TableLayout) => {
const cols = root.vnode.el?.querySelectorAll('colgroup > col') const cols = root.vnode.el?.querySelectorAll('colgroup > col') || []
if (!cols.length) return if (!cols.length) return
const flattenColumns = layout.getFlattenColumns() const flattenColumns = layout.getFlattenColumns()
const columnsMap = {} const columnsMap = {}