Update src/containers/dom-element-renderer.jsx

src/containers/dom-element-renderer.jsx

@@ -19,9 +19,11 @@ class DOMElementRenderer extends React.Component {
         this.setContainer = this.setContainer.bind(this);
     }
     componentDidMount () {
+        if (!this.props.domElement) return;
         this.container.appendChild(this.props.domElement);
     }
     componentWillUnmount () {
+        if (!this.props.domElement) return;
         if (this.props.domElement.parentNode !== this.container) return;
         this.container.removeChild(this.props.domElement);
     }
@@ -29,21 +31,28 @@ class DOMElementRenderer extends React.Component {
         this.container = c;
     }
     render () {
+        let element = this.props.domElement;
+        // if we where never passed an element, ensure Object.assign doesnt error out about
+        if (!element) {
+            element = document.createElement('span');
+            element.innerText = 'ERR: No element provided';
+            console.warn('No element provided to the DOMElementRenderer');
+        }
         // Apply props to the DOM element, so its attributes
         // are updated as if it were a normal component.
         // Look at me, I'm the React now!
         Object.assign(
-            this.props.domElement,
+            element,
             omit(this.props, ['domElement', 'children', 'style'])
         );
 
         // Convert react style prop to dom element styling.
         if (this.props.style) {
-            this.props.domElement.style.cssText = Style.string(this.props.style);
+            element.style.cssText = Style.string(this.props.style);
         }
         if (this.container) {
             this.container.innerHTML = '';
-            this.container.appendChild(this.props.domElement);
+            this.container.appendChild(element);
         }
 
         return <div ref={this.setContainer} />;
@@ -55,4 +64,4 @@ DOMElementRenderer.propTypes = {
     style: stylePropType
 };
 
-export default DOMElementRenderer;
+export default DOMElementRenderer;