Francois Gouget : testbot/LogUtils: Skip the search for new errors if there is no error.

[Alexandre Julliard]

Module: tools
Branch: master
Commit: 1fecf3e5921ac140a58f5d2fd0e785d14dab6b53
URL:    https://source.winehq.org/git/tools.git/?a=commit;h=1fecf3e5921ac140a58f5d2fd0e785d14dab6b53

Author: Francois Gouget <fgouget at codeweavers.com>
Date:   Mon Dec  2 13:52:50 2019 +0100

testbot/LogUtils: Skip the search for new errors if there is no error.

This avoids loading and parsing the reference log when not needed.

Signed-off-by: Francois Gouget <fgouget at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 testbot/lib/WineTestBot/LogUtils.pm | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/testbot/lib/WineTestBot/LogUtils.pm b/testbot/lib/WineTestBot/LogUtils.pm
index 282906e..5193296 100644
--- a/testbot/lib/WineTestBot/LogUtils.pm
+++ b/testbot/lib/WineTestBot/LogUtils.pm
@@ -888,10 +888,12 @@ sub GetNewLogErrors($$$)
 {
   my ($RefFileName, $Groups, $Errors) = @_;
 
+  my (@NewGroups, %NewErrors, %NewIndices);
+  return (\@NewGroups, \%NewErrors, \%NewIndices) if (!@$Groups);
+
   my ($RefGroups, $RefErrors) = GetLogErrors($RefFileName);
   return (undef, undef) if (!$RefGroups);
 
-  my (@NewGroups, %NewErrors, %NewIndices);
   foreach my $GroupName (@$Groups)
   {
     if ($RefErrors->{$GroupName})