fix: Table column render with array (#402)

* fix: Table column render with array

* fix now

Author: zombieJ

package.json

@@ -2,6 +2,9 @@
   "name": "rc-table",
   "version": "7.0.0-alpha.21",
   "description": "table ui component for react",
+  "engines": {
+    "node": "12.x"
+  },
   "keywords": [
     "react",
     "react-table",

src/Cell/index.tsx

@@ -102,7 +102,11 @@ function Cell<RecordType extends DefaultRecordType>(
   }
 
   // Not crash if final `childNode` is not validate ReactNode
-  if (typeof childNode === 'object' && !React.isValidElement(childNode)) {
+  if (
+    typeof childNode === 'object' &&
+    !Array.isArray(childNode) &&
+    !React.isValidElement(childNode)
+  ) {
     childNode = null;
   }
 

tests/Table.spec.js

@@ -719,4 +719,14 @@ describe('Table.Basic', () => {
       expect(internalRefs.body.current instanceof HTMLDivElement).toBeTruthy();
     });
   });
+
+  it('column render array', () => {
+    const wrapper = mount(
+      <Table
+        columns={[{ dataIndex: 'test', render: () => [<span className="test" key="test" />] }]}
+        data={[{ key: 1 }]}
+      />,
+    );
+    expect(wrapper.find('.test')).toHaveLength(1);
+  });
 });