i: the validation step number
type: the validation type, which mirrors the name of the validation
step function
columns: the names of the columns used in the validation step
value: the numeric value used in the validation step, where applicable
set: the set values used in the validation step; for a conjointly()
validation step, this is a listing of all sub-validations
regex: the regex used for a col_vals_regex()
validation step
preconds: a logical value indicating whether any preconditions where
applied before interrogation
units: the total number of validation units for the validation step
n_pass: the number of validation units that received a pass
f_pass: the fraction of validation units that received a pass
W: a logical value stating whether the warn
state was entered
S: a logical value stating whether the stop
state was entered
N: a logical value stating whether the notify
state was entered
extract: a logical value that indicates whether a data extract is
available for the validation step