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# frozen_string_literal: true
module ActiveRecord
module Validations
class AbsenceValidator < ActiveModel::Validations::AbsenceValidator # :nodoc:
def validate_each(record, attribute, association_or_value)
if record.class._reflect_on_association(attribute)
association_or_value = Array.wrap(association_or_value).reject(&:marked_for_destruction?)
end
super
end
end
module ClassMethods
# Validates that the specified attributes are not present (as defined by
# Object#present?). If the attribute is an association, the associated object
# is also considered not present if it is marked for destruction.
#
# See ActiveModel::Validations::HelperMethods.validates_absence_of for more information.
def validates_absence_of(*attr_names)
validates_with AbsenceValidator, _merge_attributes(attr_names)
end
end
end
end
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