pub fn dev(
settings: &BuildSettings,
policy: DevSettings,
cancellation: &BuildCancellation,
report: impl FnMut(DevEvent) -> Result<(), Error>,
) -> Result<(), Error>pub fn dev(
settings: &BuildSettings,
policy: DevSettings,
cancellation: &BuildCancellation,
report: impl FnMut(DevEvent) -> Result<(), Error>,
) -> Result<(), Error>