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-rw-r--r--app/helpers/merge_requests_helper.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/app/helpers/merge_requests_helper.rb b/app/helpers/merge_requests_helper.rb
index 5ff06b3e0fc..82a7931c557 100644
--- a/app/helpers/merge_requests_helper.rb
+++ b/app/helpers/merge_requests_helper.rb
@@ -86,6 +86,8 @@ module MergeRequestsHelper
end
def version_index(merge_request_diff)
+ return nil if @merge_request_diffs.empty?
+
@merge_request_diffs.size - @merge_request_diffs.index(merge_request_diff)
end