The Child Specification
Understand the details of child specifications.
We'll cover the following
The strategies describe a lot of how a supervisor works with child processes, but they are not the whole story. There are a number of other options we can specify. Those options are stored in the child specification.
Fortunately, we don’t have too much work to do here. The GenServer
Behaviour creates a default child specification for us whenever we add the use GenServer
line to a module.
New IEx session
We can check the child spec for the Game
module in IEx with child_spec/1
, and pass it the argument we want the supervisor to use as it starts a game.
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