Removes some superfluous spacing

yrashk · Jul 7, 2012 · a8ae6fe · a8ae6fe
1 parent f4df1dc
commit a8ae6fe
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/expr.ex b/lib/expr.ex
@@ -14,7 +14,7 @@ defimpl ExQL.Expression, for: Number do
 end
 
 defimpl ExQL.Expression, for: Atom do
-  def join(nil, _, _delim), do: ""
+  def join(nil, _, _delim), do: nil
   def join(value, _, _delim), do: atom_to_binary(value)
 end