Add rails 8 support

.github/workflows/ci.yml

@@ -9,6 +9,8 @@ on:
 jobs:
   benchmark:
     runs-on: ubuntu-latest
+    env:
+      BUNDLE_GEMFILE: gemfiles/rails_8.0.gemfile
     steps:
     - uses: actions/[email protected]
     - name: Setup Ruby
@@ -18,8 +20,8 @@ jobs:
         bundler-cache: true
     - name: Run benchmarks
       run: |
-        bundle exec rake partial_benchmark
-        bundle exec rake translatable_benchmark
+        bundle exec appraisal rails-8.0 rake partial_benchmark
+        bundle exec appraisal rails-8.0 rake translatable_benchmark
   test:
     name: test (${{ matrix.rails_version }}, ${{ matrix.ruby_version }}, ${{ matrix.mode }})
     runs-on: ubuntu-latest
@@ -51,6 +53,12 @@ jobs:
           - ruby_version: "3.3"
             rails_version: "7.2"
             mode: "capture_patch_enabled"
+          - ruby_version: "3.3"
+            rails_version: "8.0"
+            mode: "capture_patch_disabled"
+          - ruby_version: "3.3"
+            rails_version: "8.0"
+            mode: "capture_patch_enabled"
           - ruby_version: "head"
             rails_version: "main"
             mode: "capture_patch_disabled"

Appraisals

@@ -3,6 +3,7 @@
 appraise "rails-6.1" do
   gem "rails", "~> 6.1"
   gem "tailwindcss-rails", "~> 2.0"
+  gem "sprockets-rails", "~> 3.4.2"
 
   # Required for Ruby 3.1.0
   gem "net-smtp", require: false
@@ -15,17 +16,26 @@ appraise "rails-7.0" do
   gem "rails", "~> 7.0"
   gem "tailwindcss-rails", "~> 2.0"
   gem "turbo-rails", "~> 1"
+  gem "sprockets-rails", "~> 3.4.2"
 end
 
 appraise "rails-7.1" do
   gem "rails", "~> 7.1"
   gem "tailwindcss-rails", "~> 2.0"
   gem "turbo-rails", "~> 1"
+  gem "sprockets-rails", "~> 3.4.2"
 end
 
 appraise "rails-7.2" do
   gem "rails", "~> 7.2"
   gem "tailwindcss-rails", "~> 2.0"
+  gem "sprockets-rails", "~> 3.4.2"
+end
+
+appraise "rails-8.0" do
+  gem "rails", "~> 8.0"
+  gem "tailwindcss-rails", "~> 2.0"
+  gem "propshaft", "~> 1.1.0"
 end
 
 appraise "rails-main" do

Gemfile.lock

@@ -284,13 +284,6 @@ GEM
       temple (~> 0.10.0)
       tilt (>= 2.1.0)
     smart_properties (1.17.0)
-    sprockets (4.2.1)
-      concurrent-ruby (~> 1.0)
-      rack (>= 2.2.4, < 4)
-    sprockets-rails (3.4.2)
-      actionpack (>= 5.2)
-      activesupport (>= 5.2)
-      sprockets (>= 3.0.0)
     standard (1.41.1)
       language_server-protocol (~> 3.17.0.2)
       lint_roller (~> 1.0)
@@ -364,7 +357,6 @@ DEPENDENCIES
   simplecov (~> 0.22.0)
   simplecov-console (~> 0.9.1)
   slim (~> 5.1)
-  sprockets-rails (~> 3.4.2)
   standard (~> 1)
   turbo-rails (~> 1)
   view_component!

docs/CHANGELOG.md

@@ -18,6 +18,10 @@ nav_order: 5
 
     *Joel Hawksley*
 
+* Add rails 8 support to CI.
+
+    *Reegan Viljoen*
+
 ## 3.20.0
 
 * Allow rendering `with_collection` to accept an optional `spacer_component` to be rendered between each item.

gemfiles/rails_6.1.gemfile

@@ -8,5 +8,6 @@ gem "net-smtp", require: false
 gem "net-imap", require: false
 gem "net-pop", require: false
 gem "turbo-rails", "~> 1"
+gem "sprockets-rails", "~> 3.4.2"
 
 gemspec path: "../"

gemfiles/rails_7.0.gemfile

@@ -5,5 +5,6 @@ source "https://rubygems.org"
 gem "rails", "~> 7.0"
 gem "tailwindcss-rails", "~> 2.0"
 gem "turbo-rails", "~> 1"
+gem "sprockets-rails", "~> 3.4.2"
 
 gemspec path: "../"

gemfiles/rails_7.1.gemfile

@@ -5,5 +5,6 @@ source "https://rubygems.org"
 gem "rails", "~> 7.1"
 gem "tailwindcss-rails", "~> 2.0"
 gem "turbo-rails", "~> 1"
+gem "sprockets-rails", "~> 3.4.2"
 
 gemspec path: "../"

gemfiles/rails_7.2.gemfile

@@ -12,6 +12,8 @@ gem "debug"
 
 gem "tailwindcss-rails", "~> 2.0"
 
+gem "sprockets-rails", "~> 3.4.2"
+
 group :test do
   gem "cuprite", "~> 0.15"
   gem "puma", "~> 6"

gemfiles/rails_8.0.gemfile

@@ -0,0 +1,10 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "rails", "~> 8.0"
+gem "tailwindcss-rails", "~> 2.0"
+gem "turbo-rails", "~> 1"
+gem "propshaft", "~> 1.1.0"
+
+gemspec path: "../"

gemfiles/rails_main.gemfile

@@ -5,5 +5,6 @@ source "https://rubygems.org"
 gem "rails", github: "rails/rails", branch: "main"
 gem "tailwindcss-rails", "~> 2.0"
 gem "turbo-rails", "~> 1"
+gem "propshaft", "~> 1.1.0"
 
 gemspec path: "../"

test/sandbox/config/application.rb

@@ -7,7 +7,8 @@
 require "action_controller/railtie"
 require "action_mailer/railtie"
 require "action_view/railtie"
-require "sprockets/railtie"
+require "sprockets/railtie" if Rails.version.to_f < 8.0
+require "propshaft" if Rails.version.to_f >= 8.0
 
 require "turbo-rails"
 

test/sandbox/config/initializers/assets.rb

@@ -1,3 +1,3 @@
 # frozen_string_literal: true
 
-Rails.application.config.assets.precompile += %w[admin.css]
+Rails.application.config.assets.precompile += %w[admin.css] if Rails.version.to_f <= 7.2

test/sandbox/test/rendering_test.rb

@@ -15,7 +15,11 @@ def test_render_inline_allocations
     ViewComponent::CompileCache.cache.delete(MyComponent)
     MyComponent.ensure_compiled
 
-    assert_allocations("3.4.0" => 109, "3.3.6" => 115, "3.3.0" => 127, "3.2.6" => 114, "3.1.6" => 114, "3.0.7" => 123) do
+    allocations = (Rails.version.to_f >= 8.0) ?
+      {"3.4.0" => 109, "3.3.6" => 124, "3.3.0" => 127, "3.2.6" => 114, "3.1.6" => 114, "3.0.7" => 123} :
+      {"3.4.0" => 109, "3.3.6" => 115, "3.3.0" => 127, "3.2.6" => 114, "3.1.6" => 114, "3.0.7" => 123}
+
+    assert_allocations(**allocations) do
       render_inline(MyComponent.new)
     end
 
@@ -332,14 +336,19 @@ def test_renders_component_with_asset_url
     component = AssetComponent.new
     assert_match(%r{http://assets.example.com/assets/application-\w+.css}, render_inline(component).text)
 
-    component.config.asset_host = nil
-    assert_match(%r{/assets/application-\w+.css}, render_inline(component).text)
+    if Rails.version.to_f < 8.0
 
-    component.config.asset_host = "http://assets.example.com"
-    assert_match(%r{http://assets.example.com/assets/application-\w+.css}, render_inline(component).text)
+      # Propshaft doesn't allow setting custom hosts so this only works in Rails < 8
+      # TODO: Revisit this comment for v4 to see if we need to make any deprecations
+      component.config.asset_host = nil
+      assert_match(%r{/assets/application-\w+.css}, render_inline(component).text)
 
-    component.config.asset_host = "assets.example.com"
-    assert_match(%r{http://assets.example.com/assets/application-\w+.css}, render_inline(component).text)
+      component.config.asset_host = "http://assets.example.com"
+      assert_match(%r{http://assets.example.com/assets/application-\w+.css}, render_inline(component).text)
+
+      component.config.asset_host = "assets.example.com"
+      assert_match(%r{http://assets.example.com/assets/application-\w+.css}, render_inline(component).text)
+    end
   end
 
   def test_template_changes_are_not_reflected_if_cache_is_not_cleared

view_component.gemspec

@@ -55,7 +55,6 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "simplecov", "~> 0.22.0"
   spec.add_development_dependency "simplecov-console", "~> 0.9.1"
   spec.add_development_dependency "slim", "~> 5.1"
-  spec.add_development_dependency "sprockets-rails", "~> 3.4.2"
   spec.add_development_dependency "turbo-rails", "~> 1"
   spec.add_development_dependency "warning"
   spec.add_development_dependency "yard", "~> 0.9.34"