fix #1015

Author: AllenFang

docs/row-expand.md

@@ -26,12 +26,13 @@ Specify the content of expand row, `react-bootstrap-table2` will pass a row obje
 
 #### values
 * **row**
+* **rowIndex**
 
 #### examples
 
 ```js
 const expandRow = {
-  renderer: row => (
+  renderer: (row, rowIndex) => (
     <div>
       <p>{ `This Expand row is belong to rowKey ${row.id}` }</p>
       <p>You can render anything here, also you can add additional data on every row object</p>

packages/react-bootstrap-table2-example/examples/row-expand/index.js

@@ -18,9 +18,9 @@ const columns = [{
 }];
 
 const expandRow = {
-  renderer: row => (
+  renderer: (row, rowIndex) => (
     <div>
-      <p>{ `This Expand row is belong to rowKey ${row.id}` }</p>
+      <p>{ `This Expand row is belong to rowKey ${row.id} and index: ${rowIndex}` }</p>
       <p>You can render anything here, also you can add additional data on every row object</p>
       <p>expandRow.renderer callback will pass the origin row object to you</p>
     </div>

packages/react-bootstrap-table2/src/row-expand/row-consumer.js

@@ -34,7 +34,7 @@ export default (Component) => {
         expanded={ expanded }
         onClosed={ () => expandRow.onClosed(key) }
       >
-        { expandRow.renderer(props.row) }
+        { expandRow.renderer(props.row, props.rowIndex) }
       </ExpandRow> : null
     ];
   };