Helps to suggest alternatives from a list of strings, based on the string similarity in utils::adist().
did_you_mean(str, candidates):: character(1)
String.
:: character()
Candidate strings.
(character(1)). Either a phrase suggesting one or more candidates from candidates,
or an empty string if no close match is found.
# NOT RUN {
did_you_mean("yep", c("yes", "no"))
# }