Bugfix

Author: v0idpwn

integration_test/sql/logging.exs

@@ -201,6 +201,8 @@ defmodule Ecto.Integration.LoggingTest do
           TestRepo.insert_all(Logging, source_query, log: :info)
         end)
 
+      IO.inspect(log, label: :log)
+
       param_regex = ~r/\[(?<int>.+), \"(?<uuid>.+)\"\]/
       param_logs = Regex.named_captures(param_regex, log)
 

lib/ecto/adapters/sql.ex

@@ -1355,9 +1355,7 @@ defmodule Ecto.Adapters.SQL do
     end
   end
 
-  defp log_stacktrace([], _, _), do: []
-
-  defp log_stacktrace(stacktrace, repo, size) do
+  defp log_stacktrace([_ | _] = stacktrace, repo, size) do
     for {{module, function, arity, info}, idx} <- Enum.with_index(last_non_ecto(Enum.reverse(stacktrace), repo, size)) do
       [
         ?\n,
@@ -1371,6 +1369,8 @@ defmodule Ecto.Adapters.SQL do
     end
   end
 
+  defp log_stacktrace(_, _, _), do: []
+
   defp log_stacktrace_info([file: file, line: line] ++ _) do
     [", at: ", file, ?:, Integer.to_string(line)]
   end