got void components working

examples/images/index.js

@@ -152,9 +152,11 @@ class Images extends React.Component {
     switch (node.type) {
       case 'image': {
         return (props) => {
-          const { data } = props.node
+          const { node, state } = props
+          const { data } = node
+          const isActive = state.blocks.includes(node)
           const src = data.get('src')
-          return <img src={src} />
+          return <img src={src} data-active={isActive} />
         }
       }
       case 'paragraph': {

examples/images/state.json

@@ -18,6 +18,7 @@
       "kind": "block",
       "type": "image",
       "data": {
+        "isVoid": true,
         "src": "https://img.washingtonpost.com/wp-apps/imrs.php?src=https://img.washingtonpost.com/news/speaking-of-science/wp-content/uploads/sites/36/2015/10/as12-49-7278-1024x1024.jpg&w=1484"
       },
       "nodes": [