diff options
Diffstat (limited to 'activemodel/lib/active_model/validations.rb')
| -rw-r--r-- | activemodel/lib/active_model/validations.rb | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/activemodel/lib/active_model/validations.rb b/activemodel/lib/active_model/validations.rb index b044caa8d3..98af88b5a0 100644 --- a/activemodel/lib/active_model/validations.rb +++ b/activemodel/lib/active_model/validations.rb @@ -71,8 +71,8 @@ module ActiveModel # end # # Options: - # * <tt>:on</tt> - Specifies when this validation is active (default is - # <tt>:save</tt>, other options <tt>:create</tt>, <tt>:update</tt>). + # * <tt>:on</tt> - Specifies the context where this validation is active + # (e.g. <tt>:on => :create</tt> or <tt>:on => :custom_validation_context</tt>) # * <tt>:allow_nil</tt> - Skip validation if attribute is +nil+. # * <tt>:allow_blank</tt> - Skip validation if attribute is blank. # * <tt>:if</tt> - Specifies a method, proc or string to call to determine @@ -104,7 +104,7 @@ module ActiveModel # end # end # - # Or with a block which is passed with the current record to be validated: + # With a block which is passed with the current record to be validated: # # class Comment # include ActiveModel::Validations @@ -118,6 +118,16 @@ module ActiveModel # end # end # + # Or with a block where self points to the current record to be validated: + # + # class Comment + # include ActiveModel::Validations + # + # validate do + # errors.add(:base, "Must be friends to leave a comment") unless commenter.friend_of?(commentee) + # end + # end + # def validate(*args, &block) options = args.extract_options! if options.key?(:on) @@ -136,8 +146,10 @@ module ActiveModel end # List all validators that being used to validate a specific attribute. - def validators_on(attribute) - _validators[attribute.to_sym] + def validators_on(*attributes) + attributes.map do |attribute| + _validators[attribute.to_sym] + end.flatten end # Check if method is an attribute method or not. @@ -197,7 +209,7 @@ module ActiveModel protected def run_validations! - _run_validate_callbacks + run_callbacks :validate errors.empty? end end |