Elixir deep compare hack

deep_compare.ex

defmodule DeepCompare do
  def call(payload_a, payload_b) when is_map(payload_a) and is_map(payload_b) do
    Enum.reduce(payload_a, true, fn {k, v}, acc ->
      acc and call(v, payload_b[k])
    end)
  end

  def call([element_a | rest_of_a], [element_b | rest_of_b]) do
    call(element_a, element_b) and call(rest_of_a, rest_of_b)
  end

  def call(payload_a, payload_b) do
    result = payload_a === payload_b

    unless result, do: IO.inspect({payload_a, payload_b}, label: "Difference")

    result
  end
end