[BUG] optimization: true cause Service functions is not available Error: Service functions is not available

[jasonrichdarmawan]

Version info

Angular: 13.3.11

Firebase: 10.7.1

AngularFire: 7.6.1

Other (e.g. Ionic/Cordova, Node, browser, operating system): MacOS, but deployed to Firebase Hosting, same thing happened.

How to reproduce these conditions

Failing test unit, Stackblitz demonstrating the problem

repository

Steps to set up and reproduce

1. run npx ng serve --project account --configuration production
   Note: with --configuration development, it works.
2. try to add functions: Functions to one of the Component's constructor.
3. When you load the component, it will throws error Service functions is not available Error: Service functions is not available

Sample data and security rules

Debug output

** Errors in the JavaScript console **

** Screenshots **

Expected behavior

Functions should work, just like when in development mode.

Actual behavior

It throws Service functions is not available Error: Service functions is not available