tracks/elixir/exercises/isogram/example.exs in trackler-2.2.1.109 vs tracks/elixir/exercises/isogram/example.exs in trackler-2.2.1.110

@@ -1,15 +1,15 @@
 defmodule Isogram do
   @doc """
   Determines if a word or sentence is an isogram
   """
-  @spec isogram?(String.t) :: boolean
+  @spec isogram?(String.t()) :: boolean
   def isogram?(sentence) do
-    codepoints = sentence
-      |> String.downcase
+    codepoints =
+      sentence
+      |> String.downcase()
       |> String.replace(~r/\s|-/u, "")
-      |> String.codepoints
+      |> String.codepoints()
 
     length(Enum.uniq(codepoints)) == length(codepoints)
   end
-
 end