appraise "activerecord-4.2" do
  gem "activerecord", "~> 4.2.0"
  platforms :ruby do
      gem "pg", "~> 0.21"
      gem "mysql2", "< 0.5"
      gem "sqlite3", "~> 1.3.6"
  end
end

appraise "activerecord-5.0" do
  gem "activerecord", "~> 5.0.0"
  platforms :ruby do
    gem "sqlite3", "~> 1.3.6"
  end
end

appraise "activerecord-5.1" do
  gem "activerecord", "~> 5.1.0"
  gem "sqlite3", "~> 1.3.6"
end

appraise "activerecord-5.2" do
  gem "activerecord", "~> 5.1.0"
  gem "sqlite3", "~> 1.3.6"
end

appraise "activerecord-6.0" do
  gem "activerecord", "~> 6.0.0"
end
