🐞 bug report

Affected Package

The issue is caused by package @angular/router

Is this a regression?

No

Description

Sometimes the route snapshot fragment is null and sometimes its undefined for the exact same route. This can cause issues down the line when the when the routing code is doing comparisons on the snapshot fragment.

🔬 Minimal Reproduction

https://stackblitz.com/edit/angular-8vqamz

1. Click A - You will see an output of "A - undefined"
2. Click Reload - You will see an output of "A - null"

🌍 Your Environment

7.2.5

Anything else relevant?