diff options
Diffstat (limited to 'activerecord/lib/active_record')
5 files changed, 70 insertions, 33 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb index 9d624a6648..e2deb6bfcd 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb @@ -687,12 +687,14 @@ module ActiveRecord index_name = index_name(table_name, options) unless index_name_exists?(table_name, index_name, true) - if options.has_key? :name + if options.is_a?(Hash) && options.has_key?(:name) options_without_column = options.dup options_without_column.delete :column index_name_without_column = index_name(table_name, options_without_column) + return index_name_without_column if index_name_exists?(table_name, index_name_without_column, false) end + raise ArgumentError, "Index name '#{index_name}' on table '#{table_name}' does not exist" end diff --git a/activerecord/lib/active_record/inheritance.rb b/activerecord/lib/active_record/inheritance.rb index 13a8352f13..f54865c86e 100644 --- a/activerecord/lib/active_record/inheritance.rb +++ b/activerecord/lib/active_record/inheritance.rb @@ -170,11 +170,16 @@ module ActiveRecord # this will ignore the inheritance column and return nil def subclass_from_attrs(attrs) subclass_name = attrs.with_indifferent_access[inheritance_column] - return nil if subclass_name.blank? || subclass_name == self.name - unless subclass = subclasses.detect { |sub| sub.name == subclass_name } - raise ActiveRecord::SubclassNotFound.new("Invalid single-table inheritance type: #{subclass_name} is not a subclass of #{name}") + + if subclass_name.present? && subclass_name != self.name + subclass = subclass_name.safe_constantize + + unless subclasses.include?(subclass) + raise ActiveRecord::SubclassNotFound.new("Invalid single-table inheritance type: #{subclass_name} is not a subclass of #{name}") + end + + subclass end - subclass end end diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb index 62e8881c4c..3d71b784e7 100644 --- a/activerecord/lib/active_record/migration.rb +++ b/activerecord/lib/active_record/migration.rb @@ -339,7 +339,8 @@ module ActiveRecord # you can turn the automatic transactions off. # # class ChangeEnum < ActiveRecord::Migration - # self.disable_ddl_transaction! + # disable_ddl_transaction! + # # def up # execute "ALTER TYPE model_size ADD VALUE 'new_value'" # end diff --git a/activerecord/lib/active_record/nested_attributes.rb b/activerecord/lib/active_record/nested_attributes.rb index c5bd11edbf..602ab9e2f4 100644 --- a/activerecord/lib/active_record/nested_attributes.rb +++ b/activerecord/lib/active_record/nested_attributes.rb @@ -269,23 +269,36 @@ module ActiveRecord self.nested_attributes_options = nested_attributes_options type = (reflection.collection? ? :collection : :one_to_one) - - # def pirate_attributes=(attributes) - # assign_nested_attributes_for_one_to_one_association(:pirate, attributes, mass_assignment_options) - # end - generated_feature_methods.module_eval <<-eoruby, __FILE__, __LINE__ + 1 - if method_defined?(:#{association_name}_attributes=) - remove_method(:#{association_name}_attributes=) - end - def #{association_name}_attributes=(attributes) - assign_nested_attributes_for_#{type}_association(:#{association_name}, attributes) - end - eoruby + generate_association_writer(association_name, type) else raise ArgumentError, "No association found for name `#{association_name}'. Has it been defined yet?" end end end + + private + + # Generates a writer method for this association. Serves as a point for + # accessing the objects in the association. For example, this method + # could generate the following: + # + # def pirate_attributes=(attributes) + # assign_nested_attributes_for_one_to_one_association(:pirate, attributes) + # end + # + # This redirects the attempts to write objects in an association through + # the helper methods defined below. Makes it seem like the nested + # associations are just regular associations. + def generate_association_writer(association_name, type) + generated_feature_methods.module_eval <<-eoruby, __FILE__, __LINE__ + 1 + if method_defined?(:#{association_name}_attributes=) + remove_method(:#{association_name}_attributes=) + end + def #{association_name}_attributes=(attributes) + assign_nested_attributes_for_#{type}_association(:#{association_name}, attributes) + end + eoruby + end end # Returns ActiveRecord::AutosaveAssociation::marked_for_destruction? It's @@ -371,20 +384,7 @@ module ActiveRecord raise ArgumentError, "Hash or Array expected, got #{attributes_collection.class.name} (#{attributes_collection.inspect})" end - if limit = options[:limit] - limit = case limit - when Symbol - send(limit) - when Proc - limit.call - else - limit - end - - if limit && attributes_collection.size > limit - raise TooManyRecords, "Maximum #{limit} records are allowed. Got #{attributes_collection.size} records instead." - end - end + check_record_limit!(options[:limit], attributes_collection) if attributes_collection.is_a? Hash keys = attributes_collection.keys @@ -433,6 +433,29 @@ module ActiveRecord end end + # Takes in a limit and checks if the attributes_collection has too many + # records. The method will take limits in the form of symbols, procs, and + # number-like objects (anything that can be compared with an integer). + # + # Will raise an TooManyRecords error if the attributes_collection is + # larger than the limit. + def check_record_limit!(limit, attributes_collection) + if limit + limit = case limit + when Symbol + send(limit) + when Proc + limit.call + else + limit + end + + if limit && attributes_collection.size > limit + raise TooManyRecords, "Maximum #{limit} records are allowed. Got #{attributes_collection.size} records instead." + end + end + end + # Updates a record with the +attributes+ or marks it for destruction if # +allow_destroy+ is +true+ and has_destroy_flag? returns +true+. def assign_to_or_mark_for_destruction(record, attributes, allow_destroy) @@ -452,6 +475,11 @@ module ActiveRecord has_destroy_flag?(attributes) || call_reject_if(association_name, attributes) end + # Determines if a record with the particular +attributes+ should be + # rejected by calling the reject_if Symbol or Proc (if defined). + # The reject_if option is defined by +accepts_nested_attributes_for+. + # + # Returns false if there is a +destroy_flag+ on the attributes. def call_reject_if(association_name, attributes) return false if has_destroy_flag?(attributes) case callback = self.nested_attributes_options[association_name][:reject_if] diff --git a/activerecord/lib/active_record/railties/console_sandbox.rb b/activerecord/lib/active_record/railties/console_sandbox.rb index 25a591aa43..604a220303 100644 --- a/activerecord/lib/active_record/railties/console_sandbox.rb +++ b/activerecord/lib/active_record/railties/console_sandbox.rb @@ -1,4 +1,5 @@ -ActiveRecord::Base.connection.begin_transaction +ActiveRecord::Base.connection.begin_transaction(joinable: false) + at_exit do ActiveRecord::Base.connection.rollback_transaction end |