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Diffstat (limited to 'activemodel/CHANGELOG.md')
-rw-r--r-- | activemodel/CHANGELOG.md | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/activemodel/CHANGELOG.md b/activemodel/CHANGELOG.md index b86e988841..4c78fc91a5 100644 --- a/activemodel/CHANGELOG.md +++ b/activemodel/CHANGELOG.md @@ -1 +1,75 @@ +* Change the default error message from `can't be blank` to `must exist` for + the presence validator of the `:required` option on `belongs_to`/`has_one` associations. + + *Henrik Nygren* + +* Assigning an unknown attribute key to an `ActiveModel` instance during initialization + will now raise `ActiveModel::AttributeAssignment::UnknownAttributeError` instead of + `NoMethodError` + + Example: + + User.new(foo: 'some value') + # => ActiveModel::AttributeAssignment::UnknownAttributeError: unknown attribute 'foo' for User. + + *Eugene Gilburg* + +* Extracted `ActiveRecord::AttributeAssignment` to `ActiveModel::AttributeAssignment` + allowing to use it for any object as an includable module. + + Example: + + class Cat + include ActiveModel::AttributeAssignment + attr_accessor :name, :status + end + + cat = Cat.new + cat.assign_attributes(name: "Gorby", status: "yawning") + cat.name # => 'Gorby' + cat.status => 'yawning' + cat.assign_attributes(status: "sleeping") + cat.name # => 'Gorby' + cat.status => 'sleeping' + + *Bogdan Gusiev* + +* Add `ActiveModel::Errors#details` + + To be able to return type of used validator, one can now call `details` + on errors instance. + + Example: + + class User < ActiveRecord::Base + validates :name, presence: true + end + + user = User.new; user.valid?; user.errors.details + => {name: [{error: :blank}]} + + *Wojciech Wnętrzak* + +* Change validates_acceptance_of to accept true by default. + + The default for validates_acceptance_of is now "1" and true. + In the past, only "1" was the default and you were required to add + accept: true. + +* Remove deprecated `ActiveModel::Dirty#reset_#{attribute}` and + `ActiveModel::Dirty#reset_changes`. + + *Rafael Mendonça França* + +* Change the way in which callback chains can be halted. + + The preferred method to halt a callback chain from now on is to explicitly + `throw(:abort)`. + In the past, returning `false` in an ActiveModel or ActiveModel::Validations + `before_` callback had the side effect of halting the callback chain. + This is not recommended anymore and, depending on the value of the + `config.active_support.halt_callback_chains_on_return_false` option, will + either not work at all or display a deprecation warning. + + Please check [4-2-stable](https://github.com/rails/rails/blob/4-2-stable/activemodel/CHANGELOG.md) for previous changes. |