diff options
Diffstat (limited to 'activerecord/lib/active_record/persistence.rb')
-rw-r--r-- | activerecord/lib/active_record/persistence.rb | 36 |
1 files changed, 25 insertions, 11 deletions
diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb index 94316d5249..d9a394fb71 100644 --- a/activerecord/lib/active_record/persistence.rb +++ b/activerecord/lib/active_record/persistence.rb @@ -102,11 +102,11 @@ module ActiveRecord # Saves the model. # - # If the model is new a record gets created in the database, otherwise + # If the model is new, a record gets created in the database, otherwise # the existing record gets updated. # - # By default, save always run validations. If any of them fail the action - # is cancelled and #save returns +false+. However, if you supply + # By default, save always runs validations. If any of them fail the action + # is cancelled and #save returns +false+, and the record won't be saved. However, if you supply # validate: false, validations are bypassed altogether. See # ActiveRecord::Validations for more information. # @@ -132,9 +132,10 @@ module ActiveRecord # If the model is new, a record gets created in the database, otherwise # the existing record gets updated. # - # With #save! validations always run. If any of them fail - # ActiveRecord::RecordInvalid gets raised. See ActiveRecord::Validations - # for more information. + # By default, #save! always runs validations. If any of them fail + # ActiveRecord::RecordInvalid gets raised, and the record won't be saved. However, if you supply + # validate: false, validations are bypassed altogether. See + # ActiveRecord::Validations for more information. # # By default, #save! also sets the +updated_at+/+updated_on+ attributes to # the current time. However, if you supply <tt>touch: false</tt>, these @@ -215,7 +216,7 @@ module ActiveRecord became.instance_variable_set("@changed_attributes", attributes_changed_by_setter) became.instance_variable_set("@new_record", new_record?) became.instance_variable_set("@destroyed", destroyed?) - became.instance_variable_set("@errors", errors) + became.errors.copy!(errors) became end @@ -246,7 +247,7 @@ module ActiveRecord # This method raises an ActiveRecord::ActiveRecordError if the # attribute is marked as readonly. # - # See also #update_column. + # Also see #update_column. def update_attribute(name, value) name = name.to_s verify_readonly_attribute(name) @@ -269,7 +270,7 @@ module ActiveRecord alias update_attributes update # Updates its receiver just like #update but calls #save! instead - # of +save+, so an exception is raised if the record is invalid. + # of +save+, so an exception is raised if the record is invalid and saving will fail. def update!(attributes) # The following transaction covers any possible database side-effects of the # attributes assignment. For example, setting the IDs of a child collection. @@ -298,6 +299,7 @@ module ActiveRecord # * \Validations are skipped. # * \Callbacks are skipped. # * +updated_at+/+updated_on+ are not updated. + # * However, attributes are serialized with the same rules as ActiveRecord::Relation#update_all # # This method raises an ActiveRecord::ActiveRecordError when called on new # objects, or when at least one of the attributes is marked as readonly. @@ -347,7 +349,7 @@ module ActiveRecord end # Wrapper around #decrement that saves the record. This method differs from - # its non-bang version in that it passes through the attribute setter. + # its non-bang version in the sense that it passes through the attribute setter. # Saving is not subjected to validation checks. Returns +true+ if the # record could be saved. def decrement!(attribute, by = 1) @@ -358,13 +360,21 @@ module ActiveRecord # if the predicate returns +true+ the attribute will become +false+. This # method toggles directly the underlying value without calling any setter. # Returns +self+. + # + # Example: + # + # user = User.first + # user.banned? # => false + # user.toggle(:banned) + # user.banned? # => true + # def toggle(attribute) self[attribute] = !public_send("#{attribute}?") self end # Wrapper around #toggle that saves the record. This method differs from - # its non-bang version in that it passes through the attribute setter. + # its non-bang version in the sense that it passes through the attribute setter. # Saving is not subjected to validation checks. Returns +true+ if the # record could be saved. def toggle!(attribute) @@ -558,5 +568,9 @@ module ActiveRecord ensure @_association_destroy_exception = nil end + + def belongs_to_touch_method + :touch + end end end |