% elixir: cache

object Code::Server
  module Mixin
    def start_link()
      { 'ok, _ } = GenServer.start_link({'local, 'elixir_code_server}, self.new(), [])
    end
  end

  def initialize()
    @('argv: [], 'loaded: [])
  end

  def init
    { 'ok, self }
  end

  def handle_call({'loaded, path}, _from)
    { 'reply, 'ok, @('loaded, [path|@loaded]) }
  end

  def handle_call({'argv, argv}, _from)
    { 'reply, 'ok, @('argv, argv) }
  end

  def handle_call('loaded, _from)
    { 'reply, @loaded, self }
  end

  def handle_call('argv, _from)
    { 'reply, @argv, self }
  end

  def handle_call(_request, _from)
    { 'reply, 'undef, self }
  end

  def handle_info(_msg)
    { 'noreply, self }
  end

  def handle_cast(_msg)
    { 'noreply, self }
  end

  def terminate(reason)
    IO.puts "[FATAL] Code::Server crashed:\n#{reason}"
    IO.puts "[FATAL] Code::Server snapshot:\n#{self}"
    'ok
  end

  def code_change(_old, _extra)
    { 'ok, self }
  end
end