diff options
Diffstat (limited to 'railties/guides/source')
-rw-r--r-- | railties/guides/source/active_model_basics.textile | 8 | ||||
-rw-r--r-- | railties/guides/source/active_support_core_extensions.textile | 24 |
2 files changed, 6 insertions, 26 deletions
diff --git a/railties/guides/source/active_model_basics.textile b/railties/guides/source/active_model_basics.textile index 3c19fb5177..0672669dc5 100644 --- a/railties/guides/source/active_model_basics.textile +++ b/railties/guides/source/active_model_basics.textile @@ -183,22 +183,26 @@ Validations module adds the ability to class objects to validate them in Active class Person include ActiveModel::Validations - attr_accessor :name, :email + attr_accessor :name, :email, :token validates :name, :presence => true validates_format_of :email, :with => /^([^\s]+)((?:[-a-z0-9]\.)[a-z]{2,})$/i + validates! :token, :presence => true end -person = Person.new +person = Person.new(:token => "2b1f325") person.valid? #=> false person.name = 'vishnu' person.email = 'me' person.valid? #=> false person.email = 'me@vishnuatrai.com' person.valid? #=> true +person.token = nil +person.valid? #=> raises ActiveModel::StrictValidationFailed </ruby> h3. Changelog +* August 24, 2011: Add strict validation usage example. "Bogdan Gusiev":http://gusiev.com * August 5, 2011: Initial version by "Arun Agrawal":http://github.com/arunagw diff --git a/railties/guides/source/active_support_core_extensions.textile b/railties/guides/source/active_support_core_extensions.textile index df863935cf..b2436a2e68 100644 --- a/railties/guides/source/active_support_core_extensions.textile +++ b/railties/guides/source/active_support_core_extensions.textile @@ -452,30 +452,6 @@ Examples of +in?+: NOTE: Defined in +active_support/core_ext/object/inclusion.rb+. -h4. +public_send+ - -This method is available by default in Ruby 1.9, and is backported to Ruby 1.8 by Active Support. Like the regular +send+ method, +public_send+ allows you to call a method when the name is not known until runtime. However, if the method is not public then a +NoMethodError+ exception will be raised. - -<ruby> -class Greeter - def hello(who) - "Hello " + who - end - - private - - def secret - "sauce" - end -end - -greeter = Greeter.new -greeter.public_send(:hello, 'Jim') # => "Hello Jim" -greeter.public_send(:secret) # => NoMethodError -</ruby> - -NOTE: Defined in +active_support/core_ext/object/public_send.rb+. - h3. Extensions to +Module+ h4. +alias_method_chain+ |