feat: 增加columnKey属性，column[columnKey]可作为主键

build/Table.js

@@ -84,6 +84,8 @@ var propTypes = {
   //特殊的渲染规则的key值
   rowKey: _propTypes2["default"].oneOfType([_propTypes2["default"].string, _propTypes2["default"].func]),
   rowClassName: _propTypes2["default"].func,
+  //column的主键，和 column.key 作用相同
+  columnKey: _propTypes2["default"].string,
   expandedRowClassName: _propTypes2["default"].func,
   childrenColumnName: _propTypes2["default"].string,
   onExpand: _propTypes2["default"].func,
@@ -127,6 +129,7 @@ var defaultProps = {
   expandIconAsCell: false,
   defaultExpandAllRows: false,
   defaultExpandedRowKeys: [],
+  columnKey: 'key',
   rowKey: 'key',
   rowClassName: function rowClassName() {
     return '';
@@ -672,6 +675,7 @@ var Table = function (_Component) {
 
     var currentRow = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
     var rows = arguments[2];
+    var columnKey = this.props.columnKey;
     var _state = this.state,
         _state$contentWidthDi = _state.contentWidthDiff,
         contentWidthDiff = _state$contentWidthDi === undefined ? 0 : _state$contentWidthDi,
@@ -683,6 +687,9 @@ var Table = function (_Component) {
     rows[currentRow] = rows[currentRow] || [];
 
     columns.forEach(function (column, i) {
+      if (!column.key) {
+        column.key = column[columnKey];
+      }
       if (column.rowSpan && rows.length < column.rowSpan) {
         while (rows.length < column.rowSpan) {
           rows.push([]);

dist/demo.js

@@ -37121,6 +37121,8 @@
 	  //特殊的渲染规则的key值
 	  rowKey: _propTypes2['default'].oneOfType([_propTypes2['default'].string, _propTypes2['default'].func]),
 	  rowClassName: _propTypes2['default'].func,
+	  //column的主键，和 column.key 作用相同
+	  columnKey: _propTypes2['default'].string,
 	  expandedRowClassName: _propTypes2['default'].func,
 	  childrenColumnName: _propTypes2['default'].string,
 	  onExpand: _propTypes2['default'].func,
@@ -37164,6 +37166,7 @@
 	  expandIconAsCell: false,
 	  defaultExpandAllRows: false,
 	  defaultExpandedRowKeys: [],
+	  columnKey: 'key',
 	  rowKey: 'key',
 	  rowClassName: function rowClassName() {
 	    return '';
@@ -37709,6 +37712,7 @@
 	
 	    var currentRow = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 0;
 	    var rows = arguments[2];
+	    var columnKey = this.props.columnKey;
 	    var _state = this.state,
 	        _state$contentWidthDi = _state.contentWidthDiff,
 	        contentWidthDiff = _state$contentWidthDi === undefined ? 0 : _state$contentWidthDi,
@@ -37720,6 +37724,9 @@
 	    rows[currentRow] = rows[currentRow] || [];
 	
 	    columns.forEach(function (column, i) {
+	      if (!column.key) {
+	        column.key = column[columnKey];
+	      }
 	      if (column.rowSpan && rows.length < column.rowSpan) {
 	        while (rows.length < column.rowSpan) {
 	          rows.push([]);

docs/api.md

@@ -38,6 +38,7 @@ import 'bee-table/build/Table.css';
 | :--------------------- | :--------------------------------------- | :------------------------------------- | :-------------- |
 | data                   | 传入的表格数据（key值必需，否则会导致部分功能出现问题。建议使用唯一的值，如id）   | array                                  | []              |
 | columns                | 列的配置表，具体配置见下表                            | array                                  | -               |
+| columnKey    |    如果columnKey是字符串，`column [columnKey]`将被作为主键。    | string                                  | 'key'               |
 | bordered                | 是否展示外边框和列边框                            | boolean                                  | false               |
 | defaultExpandAllRows   | 默认是否展开所有行                                | bool                                   | false           |
 | defaultExpandedRowKeys | 初始扩展行键                                   | array                                  | []              |

src/Table.js

@@ -28,6 +28,8 @@ const propTypes = {
   //特殊的渲染规则的key值
   rowKey: PropTypes.oneOfType([PropTypes.string, PropTypes.func]),
   rowClassName: PropTypes.func,
+  //column的主键，和 column.key 作用相同
+  columnKey: PropTypes.string,
   expandedRowClassName: PropTypes.func,
   childrenColumnName: PropTypes.string,
   onExpand: PropTypes.func,
@@ -71,6 +73,7 @@ const defaultProps = {
   expandIconAsCell: false,
   defaultExpandAllRows: false,
   defaultExpandedRowKeys: [],
+  columnKey: 'key',
   rowKey: 'key',
   rowClassName: () => '',
   expandedRowClassName: () => '',
@@ -483,12 +486,16 @@ class Table extends Component {
   }
 
   getHeaderRows(columns, currentRow = 0, rows) {
+    const { columnKey } = this.props;
     let { contentWidthDiff = 0, lastShowIndex = -1 } = this.state;
     let filterCol = [];
     rows = rows || [];
     rows[currentRow] = rows[currentRow] || [];
 
     columns.forEach((column,i) => {
+      if (!column.key) {
+        column.key = column[columnKey];
+      }
       if (column.rowSpan && rows.length < column.rowSpan) {
         while (rows.length < column.rowSpan) {
           rows.push([]);