Who's on duty now?
staff_on_duty(staffing, shifts)
| staffing | Staff schedule (ungrouped) |
|---|---|
| shifts | What shifts are we interested in (not times) |
A nested dataframe, sorted by shift with two cols: `shift`, `staff`. Each row of `staff` contains a char vector of the staff on duty then. If no staff are on duty, staff is `list(NA)`.