Merge c6b1895 into 9c80ec8

CaptainFact · Dec 19, 2018 · 8f453da · 8f453da
2 parents 9c80ec8 + c6b1895
commit 8f453da
Showing 1 changed file with 8 additions and 2 deletions.
diff --git a/apps/db/lib/db_utils/string.ex b/apps/db/lib/db_utils/string.ex
@@ -13,6 +13,12 @@ defmodule DB.Utils.String do
       iex> DB.Utils.String.trim_all_whitespaces ""
       ""
   """
-  def trim_all_whitespaces(str),
-    do: String.replace(String.trim(str), ~r/\s+/, " ")
+  def trim_all_whitespaces(nil),
+    do: nil
+
+  def trim_all_whitespaces(str) do
+    str
+    |> String.trim()
+    |> String.replace(~r/\s+/, " ")
+  end
 end