chore(users): grfn -> aspen

Change-Id: I6c6847fac56f0a9a1a2209792e00a3aec5e672b9
Reviewed-on: https://cl.tvl.fyi/c/depot/+/10809
Autosubmit: aspen <root@gws.fyi>
Reviewed-by: sterni <sternenseemann@systemli.org>
Tested-by: BuildkiteCI
Reviewed-by: lukegb <lukegb@tvl.fyi>

users/aspen/xanthous/bench/Xanthous/Generators/UtilBench.hs

@@ -0,0 +1,37 @@
+--------------------------------------------------------------------------------
+module Xanthous.Generators.UtilBench (benchmark, main) where
+--------------------------------------------------------------------------------
+import           Bench.Prelude
+--------------------------------------------------------------------------------
+import           Data.Array.IArray
+import           Data.Array.Unboxed
+import           System.Random (getStdGen)
+--------------------------------------------------------------------------------
+import           Xanthous.Generators.Util
+import qualified Xanthous.Generators.CaveAutomata as CaveAutomata
+import           Xanthous.Data (Dimensions'(..))
+--------------------------------------------------------------------------------
+
+main :: IO ()
+main = defaultMain [benchmark]
+
+--------------------------------------------------------------------------------
+
+benchmark :: Benchmark
+benchmark = bgroup "Generators.Util"
+  [ bgroup "floodFill"
+    [ env (NFWrapper <$> cells) $ \(NFWrapper ir) ->
+        bench "checkerboard" $ nf (floodFill ir) (1,0)
+    ]
+  ]
+  where
+    cells :: IO Cells
+    cells = CaveAutomata.generate
+      CaveAutomata.defaultParams
+      (Dimensions 50 50)
+      <$> getStdGen
+
+newtype NFWrapper a = NFWrapper a
+
+instance NFData (NFWrapper a) where
+  rnf (NFWrapper x) = x `seq` ()