Phoenix.LiveView.handle_call

You're seeing just the callback handle_call, go back to Phoenix.LiveView module for more information.
Link to this callback

handle_call(msg, {}, socket)

View Source (optional)

Specs

handle_call(
  msg :: term(),
  {pid(), reference()},
  socket :: Phoenix.LiveView.Socket.t()
) ::
  {:noreply, Phoenix.LiveView.Socket.t()}
  | {:reply, term(), Phoenix.LiveView.Socket.t()}