Sha256: b5626e5dcdeebb97cb81fae790a983755300184fa8132c9f34f74187a2ed846b
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Size: 854 Bytes
Versions: 55
Compression:
Stored size: 854 Bytes
Contents
module ActiveModel
module Validations
class NestedUniquenessValidator < EachValidator
def validate_each(record, attr_name, value)
uniq_value, existing_objects, first_element = options[:uniq_value], [], nil
record.send(attr_name).each do |object|
next if object.marked_for_destruction?
first_element = object if first_element.nil?
if existing_objects.include?(object.send(uniq_value))
object.errors.add(uniq_value, :taken)
record.errors.add(attr_name, :taken)
else
existing_objects << object.send(uniq_value)
end
end
end
end
module HelperMethods
def validates_nested_uniqueness(*attr_names)
validates_with NestedUniquenessValidator, _merge_attributes(attr_names)
end
end
end
end
Version data entries
55 entries across 55 versions & 1 rubygems