From 8f97e9d19abf02b33c5f7c0c1f1d5daf13e28893 Mon Sep 17 00:00:00 2001 From: Prem Sichanugrist Date: Thu, 18 Feb 2010 22:28:48 +0700 Subject: Add validators reflection so you can do 'Person.validators' and 'Person.validators_on(:name)'. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: José Valim --- activemodel/lib/active_model/validator.rb | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'activemodel/lib/active_model/validator.rb') diff --git a/activemodel/lib/active_model/validator.rb b/activemodel/lib/active_model/validator.rb index ad9729de00..b61f0cb266 100644 --- a/activemodel/lib/active_model/validator.rb +++ b/activemodel/lib/active_model/validator.rb @@ -1,3 +1,5 @@ +require "active_support/core_ext/module/anonymous" + module ActiveModel #:nodoc: # A simple base class that can be used along with # +ActiveModel::Validations::ClassMethods.validates_with+ @@ -88,11 +90,27 @@ module ActiveModel #:nodoc: class Validator attr_reader :options + # Returns the kind of the validator. + # + # == Examples + # + # PresenceValidator.kind #=> :presence + # UniquenessValidator.kind #=> :uniqueness + # + def self.kind + @kind ||= name.split('::').last.underscore.sub(/_validator$/, '').to_sym unless anonymous? + end + # Accepts options that will be made availible through the +options+ reader. def initialize(options) @options = options end + # Return the kind for this validator. + def kind + self.class.kind + end + # Override this method in subclasses with validation logic, adding errors # to the records +errors+ array where necessary. def validate(record) -- cgit v1.2.3