# File lib/gitlab_git/tree.rb, line 54
        def find_id_by_path(repository, root_id, path)
          root_tree = repository.lookup(root_id)
          path_arr = path.split('/')

          entry = root_tree.find do |entry|
            entry[:name] == path_arr[0] && entry[:type] == :tree
          end

          return nil unless entry

          if path_arr.size > 1
            path_arr.shift
            find_id_by_path(repository, entry[:oid], path_arr.join('/'))
          else
            entry[:oid]
          end
        end