1 files changed, 11 insertions, 6 deletions
diff --git a/src/CommandLineOptions.hs b/src/CommandLineOptions.hs
index bb0ac8d..9f8d849 100644
--- a/src/CommandLineOptions.hs
+++ b/src/CommandLineOptions.hs
@@ -1,15 +1,20 @@
+{-# LANGUAGE OverloadedStrings #-}
+
 module CommandLineOptions
-  ( parseOptions
+  ( Options(..)
+  , parseOptions
   ) where
 
+import Data.Text (Text)
+
 data Options = Options
-  { materials :: [String]
-  , ignoreMaterials :: [String]
-  }
+  { materials :: [Text]
+  , ignoreMaterials :: [Text]
+  } deriving (Eq, Show)
 
-parseOptions :: [String] -> Options
+parseOptions :: [Text] -> Options
 parseOptions args =
-  case splitWhere (== "--ignore") args of
+  case splitWhere (== "--without") args of
     (materials, ignoredMaterials) -> Options materials ignoredMaterials
 
 splitWhere :: (a -> Bool) -> [a] -> ([a], [a])