From 6bd20e8b2f00f374b03a755e12e60619d620a4b9 Mon Sep 17 00:00:00 2001
From: Tomas Veras <tomasverasm@gmail.com>
Date: Mon, 21 Jan 2019 13:24:10 -0400
Subject: [PATCH] docs: add missing type when handling errors in hero service.
 (#28256)

PR Close #28256
---
 aio/content/examples/toh-pt6/src/app/hero.service.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/aio/content/examples/toh-pt6/src/app/hero.service.ts b/aio/content/examples/toh-pt6/src/app/hero.service.ts
index c1e0b4d094..8542a0877b 100644
--- a/aio/content/examples/toh-pt6/src/app/hero.service.ts
+++ b/aio/content/examples/toh-pt6/src/app/hero.service.ts
@@ -42,7 +42,7 @@ export class HeroService {
         // #enddocregion getHeroes-2
         tap(_ => this.log('fetched heroes')),
         // #docregion getHeroes-2
-        catchError(this.handleError('getHeroes', []))
+        catchError(this.handleError<Hero[]>('getHeroes', []))
       );
   // #docregion getHeroes-1
   }