module BatchLoaderActiveRecord::ClassMethods
Public Instance Methods
association_accessor(name)
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# File lib/batch_loader_active_record.rb, line 13 def association_accessor(name) reflection = reflect_on_association(name) or raise "Can't find association #{name.inspect}" manager = AssociationManager.new(model: self, reflection: reflection) case reflection.macro when :belongs_to if reflection.polymorphic? define_method(manager.accessor_name) { manager.polymorphic_belongs_to_batch_loader(self) } else define_method(manager.accessor_name) { manager.belongs_to_batch_loader(self) } end when :has_one define_method(manager.accessor_name) { manager.has_one_to_batch_loader(self) } when :has_many define_method(manager.accessor_name) do |instance_scope = nil| manager.has_many_to_batch_loader(self, instance_scope) end when :has_and_belongs_to_many define_method(manager.accessor_name) do |instance_scope = nil| manager.has_and_belongs_to_many_to_batch_loader(self, instance_scope) end else raise NotImplementedError, "association kind #{reflection.macro.inspect} is not yet supported" end end
belongs_to_lazy(*args)
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# File lib/batch_loader_active_record.rb, line 38 def belongs_to_lazy(*args) belongs_to(*args).tap do reflection = reflect_on_all_associations.last manager = AssociationManager.new(model: self, reflection: reflection) if reflection.polymorphic? define_method(manager.accessor_name) { manager.polymorphic_belongs_to_batch_loader(self) } else define_method(manager.accessor_name) { manager.belongs_to_batch_loader(self) } end end end
has_and_belongs_to_many_lazy(*args)
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# File lib/batch_loader_active_record.rb, line 66 def has_and_belongs_to_many_lazy(*args) has_and_belongs_to_many(*args).tap do manager = AssociationManager.new(model: self, reflection: reflect_on_all_associations.last) define_method(manager.accessor_name) do |instance_scope = nil| manager.has_and_belongs_to_many_to_batch_loader(self, instance_scope) end end end
has_many_lazy(*args)
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# File lib/batch_loader_active_record.rb, line 57 def has_many_lazy(*args) has_many(*args).tap do manager = AssociationManager.new(model: self, reflection: reflect_on_all_associations.last) define_method(manager.accessor_name) do |instance_scope = nil| manager.has_many_to_batch_loader(self, instance_scope) end end end
has_one_lazy(*args)
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# File lib/batch_loader_active_record.rb, line 50 def has_one_lazy(*args) has_one(*args).tap do manager = AssociationManager.new(model: self, reflection: reflect_on_all_associations.last) define_method(manager.accessor_name) { manager.has_one_to_batch_loader(self) } end end