return {
  summary = 'Set whether or not the Source loops.',
  description = 'Sets whether or not the Source loops.',
  arguments = {
    {
      name = 'loop',
      type = 'boolean',
      description = 'Whether or not the Source will loop.'
    }
  },
  returns = {},
  notes = 'Attempting to loop a Source backed by a stream `Sound` will cause an error.'
}