A utility for creating linking functions that operate in both directions (full duplex).
duplex_data_linker(delegate, from_data, to_data =
from_data)The linking function that performs the
mapping, such as match_any_linker.
A data.frame of keys
A data.frame of keys
A two-way linking function as described in the details.
The generated linker function takes two arguments:
from_selection and new_selection. If
new_selection is specified, new_selection
is mapped from to_data to from_data.
Otherwise, from_selection is mapped from
from_data to to_data.