tonywok · April 7, 2017 17:41 · Apr 7, 2017
diff --git a/acronym.exs b/acronym.exs
@@ -0,0 +1,17 @@
+module Acronym 
+  def abbreviate(string) do
+    string
+    |> String.codepoints
+    |> Enum.with_index
+    |> Enum.reduce("", fn({letter, idx}, acronym) ->
+      cond do
+        String.upcase(letter) == letter and String.downcase(letter) != letter ->
+          acronym <> letter
+        String.at(string, idx-1) == " " ->
+          acronym <> String.upcase(letter)
+        true ->
+          acronym
+      end
+    end)
+  end
+end