class RSpec::Core::Metadata

def process(*args)
  user_metadata = args.last.is_a?(Hash) ? args.pop : {}
  ensure_valid_keys(user_metadata)
  self[:example_group].store(:caller, user_metadata.delete(:caller) || caller)
  self[:example_group].store(:describes, described_class_from(*args))
  self[:example_group].store(:description, description_from(*args))
  self[:example_group].store(:full_description, full_description_from(*args))
  self[:example_group].store(:block, user_metadata.delete(:example_group_block))
  update(user_metadata)
end