eh, use not

lib/style/blocks.ex

@@ -176,7 +176,7 @@ defmodule Styler.Style.Blocks do
     end
   end
 
-  #@TODO do i want to be smart and recognize stdlib functions that return bools and use :not instead of :!?
+  # @TODO do i want to be smart and recognize stdlib functions that return bools and use :not instead of :!?
   def run({{:unless, m, [head, do_else]}, _} = zipper, ctx) do
     zipper
     |> Zipper.replace({:if, m, [invert(head), do_else]})
@@ -319,6 +319,18 @@ defmodule Styler.Style.Blocks do
     |> run(%{ctx | comments: comments})
   end
 
+  # %{1 => unary_guards, 2 => binary_guards} =
+  #   :functions
+  #   |> Kernel.__info__()
+  #   |> Enum.filter(fn {k, _} ->
+  #     k
+  #     |> to_string()
+  #     |> String.starts_with?("is_")
+  #   end)
+  #   |> Enum.group_by(fn {_, v} -> v end, fn {k, _} -> k end)
+  #
+  # @bools ~w(< <= > >= in)
+
   defp invert({:!=, m, [a, b]}), do: {:==, m, [a, b]}
   defp invert({:!==, m, [a, b]}), do: {:===, m, [a, b]}
   defp invert({:==, m, [a, b]}), do: {:!=, m, [a, b]}