# File lib/dm-validations/validators/absent_field_validator.rb, line 8 def call(target) value = target.validation_property_value(field_name) return true if DataMapper::Ext.blank?(value) error_message = ( self.options[:message] || ValidationErrors.default_error_message( :absent, field_name ) ) add_error(target, error_message, field_name) false end