From 689fb889253baa322c84d2fb378ebd14d775414b Mon Sep 17 00:00:00 2001
From: Jon Rowe <hello@jonrowe.co.uk>
Date: Tue, 12 May 2020 09:50:44 +0100
Subject: [PATCH] Add back Ruby 2.2 support for Rails 5

---
 .travis.yml                                     |  6 ++++++
 Gemfile                                         |  4 +++-
 lib/rspec/rails/example/mailer_example_group.rb |  4 ++--
 script/update_rubygems_and_install_bundler      | 10 ++++++++--
 4 files changed, 19 insertions(+), 5 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index dafe4cebf1..2d244199dd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -75,6 +75,8 @@ matrix:
       env: RAILS_VERSION='~> 5.2.0'
     - rvm: 2.3.8
       env: RAILS_VERSION='~> 5.2.0'
+    - rvm: 2.2.10
+      env: RAILS_VERSION='~> 5.2.0'
 
     # Rails 5.1 Builds >= 2.2.2
     - rvm: 2.6.6
@@ -85,6 +87,8 @@ matrix:
       env: RAILS_VERSION='~> 5.1.0'
     - rvm: 2.3.8
       env: RAILS_VERSION='~> 5.1.0'
+    - rvm: 2.2.10
+      env: RAILS_VERSION='~> 5.1.0'
 
     # Rails 5.0 Builds >= 2.2.2
     - rvm: 2.6.6
@@ -95,5 +99,7 @@ matrix:
       env: RAILS_VERSION='~> 5.0.0'
     - rvm: 2.3.8
       env: RAILS_VERSION='~> 5.0.0'
+    - rvm: 2.2.10
+      env: RAILS_VERSION='~> 5.0.0'
 
   fast_finish: true
diff --git a/Gemfile b/Gemfile
index 07d5f4c98d..b010a45908 100644
--- a/Gemfile
+++ b/Gemfile
@@ -56,7 +56,9 @@ end
 
 gem "rubyzip", '~> 1.2'
 
-gem 'rubocop', '~> 0.80.1'
+if RUBY_VERSION.to_f >= 2.3
+  gem 'rubocop', '~> 0.80.1'
+end
 
 custom_gemfile = File.expand_path('Gemfile-custom', __dir__)
 eval_gemfile custom_gemfile if File.exist?(custom_gemfile)
diff --git a/lib/rspec/rails/example/mailer_example_group.rb b/lib/rspec/rails/example/mailer_example_group.rb
index 874c773cf7..fd86fe9427 100644
--- a/lib/rspec/rails/example/mailer_example_group.rb
+++ b/lib/rspec/rails/example/mailer_example_group.rb
@@ -21,8 +21,8 @@ module MailerExampleGroup
 
         included do
           include ::Rails.application.routes.url_helpers
-          options = ::Rails.configuration.action_mailer.default_url_options
-          options&.each { |key, value| default_url_options[key] = value }
+          options = ::Rails.configuration.action_mailer.default_url_options || {}
+          options.each { |key, value| default_url_options[key] = value }
         end
 
         # Class-level DSL for mailer specs.
diff --git a/script/update_rubygems_and_install_bundler b/script/update_rubygems_and_install_bundler
index c5372151e4..2ecbbf294a 100755
--- a/script/update_rubygems_and_install_bundler
+++ b/script/update_rubygems_and_install_bundler
@@ -5,5 +5,11 @@
 set -e
 source script/functions.sh
 
-gem update --no-document --system
-gem install --no-document bundler
+if is_ruby_23_plus; then
+  gem update --no-document --system
+  gem install --no-document bundler
+else
+  echo "Warning installing older versions of Rubygems / Bundler"
+  gem update --system '2.7.8'
+  gem install bundler -v '1.17.3'
+fi