this.lastPersonRef.current.focus() is not a function

Author: larmax

firstapp/src/hoc/WithClass.js

@@ -0,0 +1,14 @@
+import React, { Component } from 'react';
+
+const withClass = (WrappedComponent, className) => {
+  return class extends Component {
+    render() {
+      return (
+        <div className={className}>
+        <WrappedComponent {...this.props} />
+        </div>
+      )
+    }
+  }
+}
+export default withClass;