   end
 
   @doc """
-  Print spec in given module, with arity.
+  Prints the spec in given module, with arity.
   """
   def s(module, function, arity) when is_atom(module) and is_atom(function) and is_integer(arity) do
     case beam_specs(module) do

  end

  @doc """
  Documentation for the given function and arity in the list of modules.
  """
  def h(modules, function, arity) when is_list(modules) and is_atom(function) and is_integer(arity) do
    result =

  import IEx, only: [dont_display_result: 0]

  @doc """
  Prints the documentation for the given module.
  """
  def h(module) when is_atom(module) do
    case Code.ensure_loaded(module) do
