Each single-objective smoof function has tags assigned to it (see
getAvailableTags). This little helper returns a vector of
assigned tags from a smoof function.
hasTags(fn, tags)[logical(1)]
Logical vector indicating the presence of specified tags.
[smoof_function]
Function of smoof_function, a smoof_generator or a string.
[character]
Vector of tags/properties to check fn for.