corrections

# File actionview/lib/action_view/template/error.rb, line 93
      def corrections
        candidates = paths.flat_map(&:all_template_paths).uniq

        if partial
          candidates.select!(&:partial?)
        else
          candidates.reject!(&:partial?)
        end

        # Group by possible prefixes
        files_by_dir = candidates.group_by(&:prefix)
        files_by_dir.transform_values! do |files|
          files.map do |file|
            # Remove prefix
            File.basename(file.to_s)
          end
        end

        # No suggestions if there's an exact match, but wrong details
        if prefixes.any? { |prefix| files_by_dir[prefix]&.include?(path) }
          return []
        end

        cached_distance = Hash.new do |h, args|
          h[args] = -DidYouMean::Jaro.distance(*args)
        end

        results = Results.new(6)

        files_by_dir.keys.index_with do |dirname|
          prefixes.map do |prefix|
            cached_distance[[prefix, dirname]]
          end.min
        end.sort_by(&:last).each do |dirname, dirweight|
          # If our directory's score makes it impossible to find a better match
          # we can prune this search branch.
          next unless results.should_record?(dirweight - 1.0)

          files = files_by_dir[dirname]

          files.each do |file|
            fileweight = cached_distance[[path, file]]
            score = dirweight + fileweight

            results.add(File.join(dirname, file), score)
          end
        end

        if partial
          results.to_a.map { |res| res.sub(%{_([^/]+)\z}, "\\1") }
        else
          results.to_a
        end
      end