   end
 
   @doc """
-  Shows the documentation for the given module.
-  Defaults to print documentation for `IEx.Helpers`.
+  Shows the documentation for the given module
+  or for the given function/arity pair.
 
   ## Examples
 

  Returns the name and module of all modules loaded.
  """
  def m do
    lc {mod, file} inlist List.sort(:code.all_loaded) do
      :io.format("~-20s ~s~n",[inspect(mod), file])
    end
    :ok
  end

  @doc """
  Prints the module information for the given module.
  """
  def m(mod) do
    IO.inspect mod.module_info
  end

  @doc """

  @moduledoc """
  A bunch of helpers available in IEx.

  * `c` - compiles a file in the given path
  * `d` - prints documentation
  * `h` - prints history
  * `m` - prints loaded modules
  * `v` - retrieves nth value from console

  Documentation for functions in this module can be consulted
  directly from the command line, as an example, try:

    d(:c, 1)

  """

  @doc """
