   @doc """
   Converts an attribute/form field into its humanize version.
 
+  ## Examples
+
       iex> Phoenix.Naming.humanize(:username)
       "Username"
       iex> Phoenix.Naming.humanize(:created_at)
       "Created at"
       iex> Phoenix.Naming.humanize("user_id")
       "User"
+
   """
   @spec humanize(atom | String.t) :: String.t
   def humanize(atom) when is_atom(atom),

  end

  @doc """
  Converts String to underscore case.

  ## Examples


  defp to_lower_char(char), do: char

  @doc """
  Converts a string to camel case.

  Takes an optional `:lower` flag to return lowerCamelCase.

  ## Examples

