refactor: Part refactor

package.json

@@ -56,7 +56,7 @@
     "@rc-component/context": "^1.0.0",
     "classnames": "^2.2.5",
     "rc-resize-observer": "^1.1.0",
-    "rc-util": "^5.27.0"
+    "rc-util": "^5.27.1"
   },
   "devDependencies": {
     "@types/enzyme": "^3.10.5",

src/Cell/index.tsx

@@ -1,14 +1,15 @@
+import { useContext } from '@rc-component/context';
 import classNames from 'classnames';
+import isEqual from 'rc-util/lib/isEqual';
 import { supportRef } from 'rc-util/lib/ref';
+import getValue from 'rc-util/lib/utils/get';
 import warning from 'rc-util/lib/warning';
 import * as React from 'react';
-import isEqual from 'rc-util/lib/isEqual';
 import BodyContext from '../context/BodyContext';
 import type { HoverContextProps } from '../context/HoverContext';
 import HoverContext from '../context/HoverContext';
 import PerfContext from '../context/PerfContext';
 import StickyContext from '../context/StickyContext';
-import { useContext } from '@rc-component/context';
 import type {
   AlignType,
   CellEllipsisType,
@@ -20,7 +21,7 @@ import type {
   RenderedCell,
   ScopeType,
 } from '../interface';
-import { getPathValue, validateValue } from '../utils/valueUtil';
+import { validateValue } from '../utils/valueUtil';
 
 /** Check if cell is in hover range */
 function inHoverRange(cellStartRow: number, cellRowSpan: number, startRow: number, endRow: number) {
@@ -156,10 +157,14 @@ function Cell<RecordType extends DefaultRecordType>(
       return [children];
     }
 
-    const value = getPathValue<Record<string, unknown> | React.ReactNode, RecordType>(
-      record,
-      dataIndex,
-    );
+    const path =
+      dataIndex === null || dataIndex === undefined || dataIndex === ''
+        ? []
+        : Array.isArray(dataIndex)
+        ? dataIndex
+        : [dataIndex];
+
+    const value: Record<string, unknown> | React.ReactNode = getValue(record, path);
 
     // Customize render node
     let returnChildNode = value;

src/Table.tsx

@@ -24,15 +24,17 @@
  *  - All expanded props, move into expandable
  */
 
+import { makeImmutable } from '@rc-component/context';
 import classNames from 'classnames';
 import ResizeObserver from 'rc-resize-observer';
 import isVisible from 'rc-util/lib/Dom/isVisible';
 import { isStyleSupport } from 'rc-util/lib/Dom/styleChecker';
 import { getTargetScrollBarSize } from 'rc-util/lib/getScrollBarSize';
+import isEqual from 'rc-util/lib/isEqual';
 import pickAttrs from 'rc-util/lib/pickAttrs';
+import getValue from 'rc-util/lib/utils/get';
 import warning from 'rc-util/lib/warning';
 import * as React from 'react';
-import isEqual from 'rc-util/lib/isEqual';
 import Body from './Body';
 import ColGroup from './ColGroup';
 import { EXPAND_COLUMN } from './constant';
@@ -53,7 +55,6 @@ import useStickyOffsets from './hooks/useStickyOffsets';
 import type {
   ColumnsType,
   ColumnType,
-  CustomizeComponent,
   CustomizeScrollBody,
   DefaultRecordType,
   ExpandableConfig,
@@ -77,7 +78,7 @@ import ColumnGroup from './sugar/ColumnGroup';
 import { findAllChildrenKeys, renderExpandIcon } from './utils/expandUtil';
 import { getCellFixedInfo } from './utils/fixUtil';
 import { getExpandableProps } from './utils/legacyUtil';
-import { getColumnsKey, getPathValue, validateValue } from './utils/valueUtil';
+import { getColumnsKey, validateValue } from './utils/valueUtil';
 
 // Used for conditions cache
 const EMPTY_DATA = [];
@@ -171,11 +172,15 @@ export interface TableProps<RecordType = unknown>
   sticky?: boolean | TableSticky;
 }
 
+function defaultEmpty() {
+  return 'No Data';
+}
+
 function Table<RecordType extends DefaultRecordType>(tableProps: TableProps<RecordType>) {
   const props = {
     rowKey: 'key',
     prefixCls: 'rc-table',
-    emptyText: () => 'No Data',
+    emptyText: defaultEmpty,
     ...tableProps,
   };
 
@@ -235,9 +240,7 @@ function Table<RecordType extends DefaultRecordType>(tableProps: TableProps<Reco
 
   // ==================== Customize =====================
   const getComponent = React.useCallback<GetComponent>(
-    (path, defaultComponent) =>
-      getPathValue<CustomizeComponent, TableComponents<RecordType>>(components || {}, path) ||
-      defaultComponent,
+    (path, defaultComponent) => getValue(components, path) || defaultComponent,
     [components],
   );
 
@@ -893,12 +896,20 @@ function Table<RecordType extends DefaultRecordType>(tableProps: TableProps<Reco
   );
 }
 
-Table.EXPAND_COLUMN = EXPAND_COLUMN;
+const ImmutableTable = makeImmutable(Table);
+type ImmutableTableType = typeof ImmutableTable & {
+  EXPAND_COLUMN: typeof EXPAND_COLUMN;
+  Column: typeof Column;
+  ColumnGroup: typeof ColumnGroup;
+  Summary: typeof FooterComponents;
+};
+
+(ImmutableTable as ImmutableTableType).EXPAND_COLUMN = EXPAND_COLUMN;
 
-Table.Column = Column;
+(ImmutableTable as ImmutableTableType).Column = Column;
 
-Table.ColumnGroup = ColumnGroup;
+(ImmutableTable as ImmutableTableType).ColumnGroup = ColumnGroup;
 
-Table.Summary = FooterComponents;
+(ImmutableTable as ImmutableTableType).Summary = FooterComponents;
 
-export default Table;
+export default ImmutableTable as ImmutableTableType;

src/utils/valueUtil.tsx

@@ -1,4 +1,4 @@
-import type { Key, DataIndex } from '../interface';
+import type { DataIndex, Key } from '../interface';
 
 const INTERNAL_KEY_PREFIX = 'RC_TABLE_KEY';
 
@@ -9,31 +9,6 @@ function toArray<T>(arr: T | readonly T[]): T[] {
   return (Array.isArray(arr) ? arr : [arr]) as T[];
 }
 
-export function getPathValue<ValueType, ObjectType extends object>(
-  record: ObjectType,
-  path: DataIndex,
-): ValueType {
-  // Skip if path is empty
-  if (!path && typeof path !== 'number') {
-    return record as unknown as ValueType;
-  }
-
-  const pathList = toArray(path);
-
-  let current: ValueType | ObjectType = record;
-
-  for (let i = 0; i < pathList.length; i += 1) {
-    if (!current) {
-      return null;
-    }
-
-    const prop = pathList[i];
-    current = current[prop];
-  }
-
-  return current as ValueType;
-}
-
 interface GetColumnKeyColumn {
   key?: Key;
   dataIndex?: DataIndex;