class Bundler::LockfileParser

def parse_checksum(line)
  return unless line =~ NAME_VERSION
  spaces = $1
  return unless spaces.size == 2
  checksums = $6
  return unless checksums
  name = $2
  version = $3
  platform = $4
  version = Gem::Version.new(version)
  platform = platform ? Gem::Platform.new(platform) : Gem::Platform::RUBY
  full_name = Gem::NameTuple.new(name, version, platform).full_name
  return unless spec = @specs[full_name]
  checksums.split(",") do |lock_checksum|
    column = line.index(lock_checksum) + 1
    checksum = Checksum.from_lock(lock_checksum, "#{@lockfile_path}:#{@pos.line}:#{column}")
    spec.source.checksum_store.register(spec, checksum)
  end
end