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Added null check

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This commit is contained in:
Zakary Timson 2019-04-21 18:24:48 -04:00
parent 6d4db7060b
commit 876fdab031
1 changed files with 1 additions and 1 deletions
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2
src/app/components/typewriter/typewriter.component.ts
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@ -14,7 +14,7 @@ export class TypewriterComponent {
@Input()
set text(text: string) {
this.output = timer(this.delay, this.speed).pipe(filter(n => n <= text.length), map(n => text.slice(0, n)));
this.output = timer(this.delay, this.speed).pipe(filter(n => n <= (text.length || 0)), map(n => text.slice(0, n)));
}
output: Observable<string>;