Containers are collections of providers. Main purpose of containers is to group providers.
There are, actually, several popular cases of containers usage:
- Keeping all providers in a single container.
- Grouping of providers from the same architectural layer (for example,
- Grouping of providers from the same functional groups (for example,
Users, that contains all functional parts of
Also, for both of these and some other cases, it might be useful to attach some init / shutdown functionality or something else, that deals with group of providers.
Containers package API docs -