macro_rules! impl_vec_option_into_r {
($t:ty, $na_value:expr) => { ... };
}Expand description
Macro for NA-aware Vec<Option<T>> → R vector conversions.
Uses alloc_r_vector to get a mutable slice, then fills it.
macro_rules! impl_vec_option_into_r {
($t:ty, $na_value:expr) => { ... };
}Macro for NA-aware Vec<Option<T>> → R vector conversions.
Uses alloc_r_vector to get a mutable slice, then fills it.