rbs_rails_fail.rb

require "bundler/inline"

gemfile(true) do
  source "https://rubygems.org"
  git_source(:github) { |repo| "https://github.com/#{repo}.git" }

  gem "rails", github: "rails/rails", branch: "main"
  gem "sqlite3"
  gem "rbs_rails"
  gem "active_type"
end

require "active_record"

ActiveRecord::Base.establish_connection(adapter: "sqlite3", database: ":memory:")
ActiveRecord::Base.logger = Logger.new(STDOUT)

ActiveRecord::Schema.define do
  create_table :items, force: true do |t|
  end
end

class Item < ActiveRecord::Base
end

class X < ActiveType::Object
end

p RbsRails::ActiveRecord.generatable?(Item)
p RbsRails::ActiveRecord.generatable?(X)