ls_tree_path

in lib/grit/git-ruby/repository.rb [223:274]

• 51 lines of code
• 11 McCabe index (conditional complexity)

      def ls_tree_path(sha, path, append = nil)
        tree = get_raw_tree(sha)
        if path =~ /\//
          paths = path.split('/')
          last = path[path.size - 1, 1]
          if (last == '/') && (paths.size == 1)
            append = append ? File.join(append, paths.first) : paths.first
            dir_name = tree.split("\n").select { |p| p.split("\t")[1] == paths.first }.first
            raise NoSuchPath if !dir_name
            next_sha = dir_name.split(' ')[2]
            tree = get_raw_tree(next_sha)
            tree = tree.split("\n")
            if append
              mod_tree = []
              tree.each do |ent|
                (info, fpath) = ent.split("\t")
                mod_tree << [info, File.join(append, fpath)].join("\t")
              end
              mod_tree
            else
              tree
            end
          else
            raise NoSuchPath if tree.nil?
            next_path = paths.shift
            dir_name = tree.split("\n").select { |p| p.split("\t")[1] == next_path }.first
            raise NoSuchPath if !dir_name
            next_sha = dir_name.split(' ')[2]
            next_path = append ? File.join(append, next_path) : next_path
            if (last == '/')
              ls_tree_path(next_sha, paths.join("/") + '/', next_path)
            else
              ls_tree_path(next_sha, paths.join("/"), next_path)
            end
          end
        else
          raise NoSuchPath if tree.nil?
          tree = tree.split("\n")
          tree = tree.select { |p| p.split("\t")[1] == path }
          if append
            mod_tree = []
            tree.each do |ent|
              (info, fpath) = ent.split("\t")
              mod_tree << [info, File.join(append, fpath)].join("\t")
            end
            mod_tree
          else
            tree
          end
        end
      end