diff options
Diffstat (limited to 'activemodel/lib/active_model/validations/with.rb')
-rw-r--r-- | activemodel/lib/active_model/validations/with.rb | 47 |
1 files changed, 29 insertions, 18 deletions
diff --git a/activemodel/lib/active_model/validations/with.rb b/activemodel/lib/active_model/validations/with.rb index 8d521173c6..db563876af 100644 --- a/activemodel/lib/active_model/validations/with.rb +++ b/activemodel/lib/active_model/validations/with.rb @@ -2,14 +2,16 @@ module ActiveModel module Validations module ClassMethods - # Passes the record off to the class or classes specified and allows them to add errors based on more complex conditions. + # Passes the record off to the class or classes specified and allows them + # to add errors based on more complex conditions. # - # class Person < ActiveRecord::Base + # class Person + # include ActiveModel::Validations # validates_with MyValidator # end # - # class MyValidator < ActiveRecord::Validator - # def validate + # class MyValidator < ActiveModel::Validator + # def validate(record) # if some_complex_logic # record.errors[:base] << "This record is invalid" # end @@ -23,37 +25,46 @@ module ActiveModel # # You may also pass it multiple classes, like so: # - # class Person < ActiveRecord::Base + # class Person + # include ActiveModel::Validations # validates_with MyValidator, MyOtherValidator, :on => :create # end # # Configuration options: - # * <tt>on</tt> - Specifies when this validation is active (<tt>:create</tt> or <tt>:update</tt> - # * <tt>if</tt> - Specifies a method, proc or string to call to determine if the validation should - # occur (e.g. <tt>:if => :allow_validation</tt>, or <tt>:if => Proc.new { |user| user.signup_step > 2 }</tt>). + # * <tt>on</tt> - Specifies when this validation is active + # (<tt>:create</tt> or <tt>:update</tt> + # * <tt>if</tt> - Specifies a method, proc or string to call to determine + # if the validation should occur (e.g. <tt>:if => :allow_validation</tt>, + # or <tt>:if => Proc.new { |user| user.signup_step > 2 }</tt>). # The method, proc or string should return or evaluate to a true or false value. - # * <tt>unless</tt> - Specifies a method, proc or string to call to determine if the validation should - # not occur (e.g. <tt>:unless => :skip_validation</tt>, or <tt>:unless => Proc.new { |user| user.signup_step <= 2 }</tt>). + # * <tt>unless</tt> - Specifies a method, proc or string to call to + # determine if the validation should not occur + # (e.g. <tt>:unless => :skip_validation</tt>, or + # <tt>:unless => Proc.new { |user| user.signup_step <= 2 }</tt>). # The method, proc or string should return or evaluate to a true or false value. # - # If you pass any additional configuration options, they will be passed to the class and available as <tt>options</tt>: + # If you pass any additional configuration options, they will be passed + # to the class and available as <tt>options</tt>: # - # class Person < ActiveRecord::Base + # class Person + # include ActiveModel::Validations # validates_with MyValidator, :my_custom_key => "my custom value" # end # - # class MyValidator < ActiveRecord::Validator - # def validate + # class MyValidator < ActiveModel::Validator + # def validate(record) # options[:my_custom_key] # => "my custom value" # end # end # def validates_with(*args, &block) options = args.extract_options! - args.each { |klass| validate(klass.new(options, &block), options) } + args.each do |klass| + validator = klass.new(options, &block) + validator.setup(self) if validator.respond_to?(:setup) + validate(validator, options) + end end end end -end - - +end
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