Merge pull request #1127 from remarkablemark/fix/dom-to-react

fix(dom-to-react): default props.children to `undefined` instead of `null`

Author: remarkablemark

__tests__/dom-to-react.test.tsx

@@ -84,7 +84,7 @@ describe('domToReact', () => {
 
   it('does not have `children` for void elements', () => {
     const reactElement = domToReact(htmlToDOM(html.img)) as JSX.Element;
-    expect(reactElement.props.children).toBe(null);
+    expect(reactElement.props.children).toBe(undefined);
   });
 
   it('does not throw an error for void elements', () => {

src/dom-to-react.ts

@@ -96,7 +96,7 @@ export default function domToReact(
       props = attributesToProps(element.attribs, element.name);
     }
 
-    let children = null;
+    let children;
 
     switch (node.type) {
       case 'script':