Checks that the provided input is a list of at least two valid sets of transmission trees.
Each set is expected to be a list containing at least one data frame, as verified by
validate_set
.
validate_sets(sets)
Invisible TRUE
if the sets are valid. Throws an error if invalid.
A list where each element represents a set of transmission trees. Each set must be a list containing one or more data frames.
At least two sets are provided. Each set is a list (and not a data frame itself). Each set contains at least one element. Every element in each set is a data frame.
validate_set
for validating an individual set.