From 5fb7ae20a2b78f476dc8bd606a34eb62701b8f7f Mon Sep 17 00:00:00 2001
From: dario-piotrowicz <dario.piotrowicz@gmail.com>
Date: Thu, 15 Sep 2022 22:58:54 +0100
Subject: [PATCH] fix(docs-infra): initialize events arrays in EventsComponent
 (#47458)

initialize the events fields of the EventsComponent so that
they are always defined

PR Close #47458
---
 aio/src/app/custom-elements/events/events.component.html    | 2 +-
 aio/src/app/custom-elements/events/events.component.spec.ts | 4 ++--
 aio/src/app/custom-elements/events/events.component.ts      | 4 ++--
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/aio/src/app/custom-elements/events/events.component.html b/aio/src/app/custom-elements/events/events.component.html
index 52c21248c28..9bc08662b84 100644
--- a/aio/src/app/custom-elements/events/events.component.html
+++ b/aio/src/app/custom-elements/events/events.component.html
@@ -1,5 +1,5 @@
 <h2>Where we'll be presenting:</h2>
-<ng-container [ngSwitch]="!!upcomingEvents?.length">
+<ng-container [ngSwitch]="!!upcomingEvents.length">
   <div *ngSwitchCase="false">
     <p>We don't have any upcoming speaking engagements at the moment.</p>
     <p>
diff --git a/aio/src/app/custom-elements/events/events.component.spec.ts b/aio/src/app/custom-elements/events/events.component.spec.ts
index b48662c6714..646cb798cb6 100644
--- a/aio/src/app/custom-elements/events/events.component.spec.ts
+++ b/aio/src/app/custom-elements/events/events.component.spec.ts
@@ -20,11 +20,11 @@ describe('EventsComponent', () => {
   });
 
   it('should have no pastEvents when first created', () => {
-    expect(component.pastEvents).toBeUndefined();
+    expect(component.pastEvents.length).toEqual(0);
   });
 
   it('should have no upcoming when first created', () => {
-    expect(component.upcomingEvents).toBeUndefined();
+    expect(component.upcomingEvents.length).toEqual(0);
   });
 
   describe('ngOnInit()', () => {
diff --git a/aio/src/app/custom-elements/events/events.component.ts b/aio/src/app/custom-elements/events/events.component.ts
index f777c7b722f..47d7291fab6 100644
--- a/aio/src/app/custom-elements/events/events.component.ts
+++ b/aio/src/app/custom-elements/events/events.component.ts
@@ -18,8 +18,8 @@ export interface AngularEvent {
 })
 export class EventsComponent implements OnInit {
 
-  pastEvents: AngularEvent[];
-  upcomingEvents: AngularEvent[];
+  pastEvents: AngularEvent[] = [];
+  upcomingEvents: AngularEvent[] = [];
 
   constructor(private eventsService: EventsService) { }