class YARP::Serialize::Loader

def load
  raise "Invalid serialization" if io.read(4) != "YARP"
  raise "Invalid serialization" if io.read(3).unpack("C3") != [MAJOR_VERSION, MINOR_VERSION, PATCH_VERSION]
  @encoding = Encoding.find(io.read(load_varint))
  @input = input.force_encoding(@encoding).freeze
  comments = load_varint.times.map { Comment.new(Comment::TYPES.fetch(io.getbyte), load_location) }
  errors = load_varint.times.map { ParseError.new(load_string, load_location) }
  warnings = load_varint.times.map { ParseWarning.new(load_string, load_location) }
  @constant_pool_offset = io.read(4).unpack1("L")
  @constant_pool = Array.new(load_varint, nil)
  ast = load_node
  YARP::ParseResult.new(ast, comments, errors, warnings, @source)
end