worker.ex loop

gistfile1.ex

defmodule Metex.Worker do
  def loop do
    receive do
      {sender_pid, location} ->
        send(sender_pid, {:ok, temperature_of(location)})
      {sender_pid, _} -> # won't compile without knowing what the sender_pid is below
        send(sender_pid, "Unknown message")
    end
    loop
  end

  # ...
end