Only require parts of Rails actually needed

In our app we don't need Action Cable/Text/Mailbox etc and we don't want to pull it in for this gem.

Author: bdewater

Gemfile.lock

@@ -2,73 +2,33 @@ PATH
   remote: .
   specs:
     ruby-lsp-rails (0.1.0)
-      rails (>= 6.0)
+      actionpack (>= 6.0)
+      activerecord (>= 6.0)
+      railties (>= 6.0)
       ruby-lsp (~> 0.4.5)
       sorbet-runtime (>= 0.5.9897)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (7.0.4.3)
-      actionpack (= 7.0.4.3)
-      activesupport (= 7.0.4.3)
-      nio4r (~> 2.0)
-      websocket-driver (>= 0.6.1)
-    actionmailbox (7.0.4.3)
-      actionpack (= 7.0.4.3)
-      activejob (= 7.0.4.3)
-      activerecord (= 7.0.4.3)
-      activestorage (= 7.0.4.3)
-      activesupport (= 7.0.4.3)
-      mail (>= 2.7.1)
-      net-imap
-      net-pop
-      net-smtp
-    actionmailer (7.0.4.3)
-      actionpack (= 7.0.4.3)
-      actionview (= 7.0.4.3)
-      activejob (= 7.0.4.3)
-      activesupport (= 7.0.4.3)
-      mail (~> 2.5, >= 2.5.4)
-      net-imap
-      net-pop
-      net-smtp
-      rails-dom-testing (~> 2.0)
     actionpack (7.0.4.3)
       actionview (= 7.0.4.3)
       activesupport (= 7.0.4.3)
       rack (~> 2.0, >= 2.2.0)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.2.0)
-    actiontext (7.0.4.3)
-      actionpack (= 7.0.4.3)
-      activerecord (= 7.0.4.3)
-      activestorage (= 7.0.4.3)
-      activesupport (= 7.0.4.3)
-      globalid (>= 0.6.0)
-      nokogiri (>= 1.8.5)
     actionview (7.0.4.3)
       activesupport (= 7.0.4.3)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.1, >= 1.2.0)
-    activejob (7.0.4.3)
-      activesupport (= 7.0.4.3)
-      globalid (>= 0.3.6)
     activemodel (7.0.4.3)
       activesupport (= 7.0.4.3)
     activerecord (7.0.4.3)
       activemodel (= 7.0.4.3)
       activesupport (= 7.0.4.3)
-    activestorage (7.0.4.3)
-      actionpack (= 7.0.4.3)
-      activejob (= 7.0.4.3)
-      activerecord (= 7.0.4.3)
-      activesupport (= 7.0.4.3)
-      marcel (~> 1.0)
-      mini_mime (>= 1.1.0)
     activesupport (7.0.4.3)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 1.6, < 2)
@@ -78,14 +38,11 @@ GEM
     builder (3.2.4)
     concurrent-ruby (1.2.2)
     crass (1.0.6)
-    date (3.3.3)
     debug (1.7.2)
       irb (>= 1.5.0)
       reline (>= 0.3.1)
     diff-lcs (1.5.0)
     erubi (1.12.0)
-    globalid (1.1.0)
-      activesupport (>= 5.0)
     i18n (1.12.0)
       concurrent-ruby (~> 1.0)
     io-console (0.6.0)
@@ -96,26 +53,10 @@ GEM
     loofah (2.20.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
-    mail (2.8.1)
-      mini_mime (>= 0.1.1)
-      net-imap
-      net-pop
-      net-smtp
-    marcel (1.0.2)
     method_source (1.0.0)
-    mini_mime (1.1.2)
     minitest (5.18.0)
     mocha (2.0.2)
       ruby2_keywords (>= 0.0.5)
-    net-imap (0.3.4)
-      date
-      net-protocol
-    net-pop (0.1.2)
-      net-protocol
-    net-protocol (0.2.1)
-      timeout
-    net-smtp (0.3.3)
-      net-protocol
     netrc (0.11.0)
     nio4r (2.5.9)
     nokogiri (1.14.3-arm64-darwin)
@@ -132,20 +73,6 @@ GEM
     rack (2.2.6.4)
     rack-test (2.1.0)
       rack (>= 1.3)
-    rails (7.0.4.3)
-      actioncable (= 7.0.4.3)
-      actionmailbox (= 7.0.4.3)
-      actionmailer (= 7.0.4.3)
-      actionpack (= 7.0.4.3)
-      actiontext (= 7.0.4.3)
-      actionview (= 7.0.4.3)
-      activejob (= 7.0.4.3)
-      activemodel (= 7.0.4.3)
-      activerecord (= 7.0.4.3)
-      activestorage (= 7.0.4.3)
-      activesupport (= 7.0.4.3)
-      bundler (>= 1.15.0)
-      railties (= 7.0.4.3)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
@@ -222,21 +149,17 @@ GEM
       thor (>= 1.2.0)
       yard-sorbet
     thor (1.2.1)
-    timeout (0.3.2)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unicode-display_width (2.4.2)
     unparser (0.6.7)
       diff-lcs (~> 1.3)
       parser (>= 3.2.0)
-    websocket-driver (0.7.5)
-      websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.5)
     yard (0.9.34)
     yard-sorbet (0.8.1)
       sorbet-runtime (>= 0.5)
       yard (>= 0.9)
-    zeitwerk (2.6.7)
+    zeitwerk (2.6.8)
 
 PLATFORMS
   arm64-darwin-21

bin/rails

@@ -11,5 +11,4 @@ APP_PATH = File.expand_path("../test/dummy/config/application", __dir__)
 ENV["BUNDLE_GEMFILE"] ||= File.expand_path("../Gemfile", __dir__)
 require "bundler/setup" if File.exist?(ENV["BUNDLE_GEMFILE"])
 
-require "rails/all"
 require "rails/engine/commands"

ruby-lsp-rails.gemspec

@@ -21,7 +21,9 @@ Gem::Specification.new do |spec|
     Dir["{app,config,db,lib}/**/*", "LICENSE.txt", "Rakefile", "README.md"]
   end
 
-  spec.add_dependency("rails", ">= 6.0")
+  spec.add_dependency("actionpack", ">= 6.0")
+  spec.add_dependency("activerecord", ">= 6.0")
+  spec.add_dependency("railties", ">= 6.0")
   spec.add_dependency("ruby-lsp", "~> 0.4.5")
   spec.add_dependency("sorbet-runtime", ">= 0.5.9897")
 end

test/dummy/app/channels/application_cable/channel.rb

@@ -3,7 +3,17 @@
 
 require_relative "boot"
 
-require "rails/all"
+require "active_model/railtie"
+# require "active_job/railtie"
+require "active_record/railtie"
+# require "active_storage/engine"
+require "action_controller/railtie"
+# require "action_mailer/railtie"
+# require "action_mailbox/engine"
+# require "action_text/engine"
+require "action_view/railtie"
+# require "action_cable/engine"
+require "rails/test_unit/railtie"
 
 # Require the gems listed in Gemfile, including any gems
 # you've limited to :test, :development, or :production.

test/dummy/app/channels/application_cable/connection.rb

@@ -36,16 +36,6 @@
   # Disable request forgery protection in test environment.
   config.action_controller.allow_forgery_protection = false
 
-  # Store uploaded files on the local file system in a temporary directory.
-  config.active_storage.service = :test
-
-  config.action_mailer.perform_caching = false
-
-  # Tell Action Mailer not to deliver emails to the real world.
-  # The :test delivery method accumulates sent emails in the
-  # ActionMailer::Base.deliveries array.
-  config.action_mailer.delivery_method = :test
-
   # Print deprecation notices to the stderr.
   config.active_support.deprecation = :stderr
 

test/dummy/app/jobs/application_job.rb

@@ -31,7 +31,7 @@ class ModelsControllerTest < ActionDispatch::IntegrationTest
       end
 
       test "GET show returns not_found if class is not a model" do
-        get "/ruby_lsp_rails/models/ApplicationJob"
+        get "/ruby_lsp_rails/models/Time"
         assert_response(:not_found)
       end