supervise_playground.ex

defmodule IntegrationMonitor.FooBar do
  def start_link do
    import Supervisor.Spec

    children = [supervisor(IntegrationMonitor.Foo, [], restart: :transient)]

    Supervisor.start_link(children, strategy: :simple_one_for_one, max_restarts: 3, max_seconds: 20, name: __MODULE__)
  end

  def start_child do
    Supervisor.start_child(__MODULE__, [])
  end
end

defmodule IntegrationMonitor.Foo do
  use GenServer

  @work_interval :timer.seconds(1)

  def start_link do
    GenServer.start_link(__MODULE__, nil, name: __MODULE__)
  end

  def init(_) do
    IO.puts "initializing foo"
    :timer.send_interval(@work_interval, :work)
    {:ok, nil}
  end

  def handle_info(:work, integration) do
    raise "ala mo kota"
    {:noreply, integration}
  end
end