class Hermod::Validators::WholeUnits

representation of an integer
Checks a decimal value has no decimal componant, i.e. it’s just a decimal

def message(value, attributes) 

def message(value, attributes)
  "must be in whole units"
end

def test(value, attributes) 

def test(value, attributes)
  value.blank? || value == value.to_i
end