pub fn extra_bases(
doubles: Result<CountingStat, OmittedStatError>,
triples: Result<CountingStat, OmittedStatError>,
home_runs: Result<CountingStat, OmittedStatError>,
) -> Result<CountingStat, OmittedStatError>pub fn extra_bases(
doubles: Result<CountingStat, OmittedStatError>,
triples: Result<CountingStat, OmittedStatError>,
home_runs: Result<CountingStat, OmittedStatError>,
) -> Result<CountingStat, OmittedStatError>