class Pronto::Rustcov

def parse_lcov(path)
  uncovered = Hash.new { |h, k| h[k] = [] }
  file = nil
  File.foreach(path) do |line|
    case line
    when /^SF:(.+)/
      file = File.expand_path($1.strip)
    when /^DA:(\d+),0$/
      uncovered[file] << $1.to_i if file
    when /^end_of_record/
      file = nil
    end
  end
  uncovered
end