class Tryouts::PrismParser

def calculate_block_range(blocks)
  return 0..0 if blocks.empty?
  # Filter out blocks with nil line numbers and build valid ranges
  valid_blocks = blocks.filter { |block| block[:start_line] && block[:end_line] }
  return 0..0 if valid_blocks.empty?
  line_ranges = valid_blocks.map { |block| block[:start_line]..block[:end_line] }
  line_ranges.first.first..line_ranges.last.last
end