keys_to_atoms.ex

defmodule KeysToAtoms do
  def keys_to_atoms(%{} = map) do
    Enum.map(body, &{String.to_atom(&1), keys_to_atoms(&2)})
    |> Enum.into(%{})
  end

  def keys_to_atoms(list) when is_list(list) do
    Enum.map(list, &keys_to_atoms/1)
  end

  def keys_to_atoms(any), do: any
end