vivid

defimpl Inspect, for: Vivid.Polygon do
  alias Vivid.Polygon
  import Inspect.Algebra

  @doc """
  Defines the inspect protocol for `Polygon`.
  """
  @spec inspect(Polygon.t(), any) :: String.t()
  def inspect(%Polygon{vertices: points, fill: true}, opts) do
    concat(["#Vivid.Polygon<", to_doc([:filled | points], opts), ">"])
  end

  def inspect(%Polygon{vertices: points}, opts) do
    concat(["#Vivid.Polygon<", to_doc(points, opts), ">"])
  end
end