text: // @flow
  
  /* eslint consistent-this: ["error", "view"] */
  
  import type {Node} from 'react';
  import React, {Component} from 'react';
  
  import type {ContextRouterType} from '../../type/react-router-dom-v4';
  
  type PropsType = ContextRouterType;
  
  // eslint-disable-next-line react/prefer-stateless-function
  export class PageNotFound extends Component<void, null> {
      state: null;
      props: PropsType;
  
      render(): Node {
          return <h1>PageNotFound</h1>;
      }
  }
  