# frozen_string_literal: true module ActiveRecord module AttributeMethods module Write extend ActiveSupport::Concern included do attribute_method_suffix "=", parameters: "value" end module ClassMethods # :nodoc: private def define_method_attribute=(name, owner:) ActiveModel::AttributeMethods::AttrNames.define_attribute_accessor_method( owner, name, writer: true, ) do |temp_method_name, attr_name_expr| owner.define_cached_method("#{name}=", as: temp_method_name, namespace: :active_record) do |batch| batch << "def #{temp_method_name}(value)" << " _write_attribute(#{attr_name_expr}, value)" << "end" end end end end # Updates the attribute identified by attr_name with the # specified +value+. Empty strings for Integer and Float columns are # turned into +nil+. def write_attribute(attr_name, value) name = attr_name.to_s name = self.class.attribute_aliases[name] || name name = @primary_key if name == "id" && @primary_key @attributes.write_from_user(name, value) end # This method exists to avoid the expensive primary_key check internally, without # breaking compatibility with the write_attribute API def _write_attribute(attr_name, value) # :nodoc: @attributes.write_from_user(attr_name, value) end alias :attribute= :_write_attribute private :attribute= end end end