Common Lisp: Add documentation

[jackhill/mal.git] / fsharp / step2_eval.fs

diff --git a/fsharp/step2_eval.fs b/fsharp/step2_eval.fs
index 9c404f8..2db015f 100644 (file)
--- a/fsharp/step2_eval.fs
+++ b/fsharp/step2_eval.fs
@@ -11,6 +11,7 @@ module REPL
         | node -> node
 
     and eval env = function
+        | List(_, []) as emptyList -> emptyList
         | List(_, _) as node ->
             let resolved = node |> eval_ast env
             match resolved with