feat: add DataIndexExtendProps

src/index.ts

@@ -1,6 +1,6 @@
 import { EXPAND_COLUMN, INTERNAL_HOOKS } from './constant';
 import { FooterComponents as Summary } from './Footer';
-import type { ColumnType, ColumnsType, Reference } from './interface';
+import type { ColumnType, ColumnsType, DataIndexExtendProps, Reference } from './interface';
 import Column from './sugar/Column';
 import ColumnGroup from './sugar/ColumnGroup';
 import type { TableProps } from './Table';
@@ -24,6 +24,7 @@ export {
   type Reference,
   type ColumnType,
   type ColumnsType,
+  type DataIndexExtendProps,
 };
 
 export default Table;

src/interface.ts

@@ -67,10 +67,12 @@ export interface RenderedCell<RecordType> {
 
 export type Direction = 'ltr' | 'rtl';
 
-// SpecialString will be removed in antd@6
-export type SpecialString<T> = T | (string & {});
+// DataIndex type expansion
+export interface DataIndexExtendProps {
+  // more?:string
+}
 
-export type DataIndex<T = any> = DeepNamePath<T> | SpecialString<T> | number | (SpecialString<T> | number)[];
+export type DataIndex<T = any> = DeepNamePath<T & DataIndexExtendProps>;
 
 export type CellEllipsisType = { showTitle?: boolean } | boolean;
 

tests/nameTypeCheck.test.tsx

@@ -9,6 +9,11 @@ type FieldType = {
   e?: { e1?: { e2?: string; e3?: string[]; e4: { e5: { e6: string } } } };
   list?: { age?: string }[];
 };
+declare module '../src/index' {
+  export interface DataIndexExtendProps {
+    more?: string;
+  }
+}
 
 describe('nameTypeCheck', () => {
   it('type inference', () => {
@@ -38,4 +43,10 @@ describe('nameTypeCheck', () => {
     );
     console.log('table', table);
   });
+  it('DataIndexExtendProps', () => {
+    const table = (
+      <Table<{ name?: string }> columns={[{ dataIndex: 'name' }, { dataIndex: 'more' }]} />
+    );
+    console.log('table', table);
+  });
 });