docs(cookbook/graphql): Fixes for AOT

Author: Urigo

public/docs/_examples/heroes-graphql/e2e-spec.ts

@@ -43,7 +43,7 @@ class Hero {
   }
 }
 
-describe('Tutorial part 6', () => {
+describe('Heroes GraphQL', () => {
 
   beforeAll(() => browser.get(''));
 

public/docs/_examples/heroes-graphql/ts/app/client.ts

@@ -1,9 +1,12 @@
 // #docregion
-import ApolloClient, { createNetworkInterface } from 'apollo-client';
+import { ApolloClient, createNetworkInterface } from 'apollo-client';
 import { networkInterface } from './in-memory-graphql';
 
-export const client = new ApolloClient({
+const client = new ApolloClient({
   networkInterface,
   dataIdFromObject: (object:any) => object.id,
 });
+export {
+  client
+}
 // #enddocregion

public/docs/_examples/heroes-graphql/ts/app/in-memory-graphql.ts

@@ -67,7 +67,7 @@ const resolveFunctions = {
     heroes(obj: any, args: any) {
       if (args.search) {
         return heroes.filter(function (currentHero) { 
-          return currentHero.name.search(args.search) != -1; 
+          return currentHero.name.toLowerCase().search(args.search.toLowerCase()) != -1; 
         });
       } else {
         return heroes;
@@ -133,6 +133,9 @@ class InBrowserNetworkInterface {
   }
 }
 
-export const networkInterface = new InBrowserNetworkInterface({ schema });
+const networkInterface = new InBrowserNetworkInterface({ schema });
+export {
+  networkInterface
+}
 // #enddocregion execute-and-export
 // #enddocregion