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feat(RAC): Expose cell's column index in its render props #9459

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Merged
reidbarber merged 6 commits into from
Jan 13, 2026
+117 −11
Merged

feat(RAC): Expose cell's column index in its render props #9459

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bb23bff
expose cell index to render props
sebald Jan 8, 2026
1253bf3
add tests
sebald Jan 9, 2026
acbc5e1
Merge branch 'main' into expose-cell-index
sebald Jan 10, 2026
d508efa
update, use colIndex instead of cellIndex
sebald Jan 12, 2026
a819115
add data attributes
sebald Jan 12, 2026
cf9ff0d
consolidate test and add one for non-colspan case
snowystinger Jan 13, 2026
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9 changes: 7 additions & 2 deletions packages/react-aria-components/src/Table.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -1321,7 +1321,11 @@ export interface CellRenderProps {
/**
* The unique id of the cell.
**/
id?: Key
id?: Key,
/**
* The index of the cell within its row.
*/
cellIndex: number
}

export interface CellProps extends RenderProps<CellRenderProps>, GlobalDOMAttributes<HTMLTableCellElement> {
Expand Down Expand Up @@ -1380,7 +1384,8 @@ export const Cell = /*#__PURE__*/ createLeafComponent(TableCellNode, (props: Cel
isPressed,
isHovered,
isSelected,
id: cell.key
id: cell.key,
cellIndex: cell.index
}
});

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25 changes: 25 additions & 0 deletions packages/react-aria-components/test/Table.test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -858,6 +858,31 @@ describe('Table', () => {
expect(cells[0]).toHaveTextContent('Foo (focused)');
});

it('should support cell index in render props', () => {
let {getAllByRole} = render(
<Table aria-label="Search results">
<TableHeader>
<Column isRowHeader>Name</Column>
<Column isRowHeader>Type</Column>
</TableHeader>
<TableBody>
<Row>
<Cell>
{({cellIndex}) => `cell index: ${cellIndex}`}
</Cell>
<Cell>
{({cellIndex}) => `cell index: ${cellIndex}`}
</Cell>
</Row>
</TableBody>
</Table>
);

let cells = getAllByRole('rowheader');
expect(cells[0]).toHaveTextContent('cell index: 0');
expect(cells[1]).toHaveTextContent('cell index: 1');
});

it('should support columnHeader typeahead', async () => {
let {getAllByRole} = render(
<Table aria-label="Files">
Expand Down