def add(validator_class, *attributes)
options = attributes.last.kind_of?(Hash) ? attributes.pop.dup : {}
normalize_options(options)
validator_options = DataMapper::Ext::Hash.except(options, :context)
attributes.each do |attribute|
validator = validator_class.new(attribute, validator_options)
attribute_validators = self.attribute(attribute)
attribute_validators << validator unless attribute_validators.include?(validator)
options[:context].each do |context|
context_validators = self.context(context)
next if context_validators.include?(validator)
context_validators << validator
Validations::ClassMethods.create_context_instance_methods(@model, context) if @model
end
end
end