1. smartrider
2. database
3. DatabaseService
4. users property

DatabaseService class

1. Constructors
2. DatabaseService
3. Properties
4. hashCode
5. runtimeType
6. users
7. usid
8. Methods
9. noSuchMethod
10. returnData
11. toString
12. updateUserData
13. Operators
14. operator ==

Stream<List<User>> get users {
  //takes user info from collection and creates a list of user objects
  return _userCollection.snapshots().map(_userListFromSnapshot);
}