@doc """
Does something good!

## Examples
iex> Module.do_something
{:ok, 123}

iex> Module.do_something
:error
"""
def do_something() do
  ...
end

Examples

iex> Module.do_something
iex> Module.do_something :error

@doc """
Articulates the given frob.

## Examples

    iex> frob = %Frob{}
    iex> Articulator.articulate(frob)
    {:ok, %Frob{articulated: true}}

"""
def articulate(%Frob{}) do
  {:ok, %Frob{articulated: true}}
end