Chore: Improve CI speed

.github/workflows/ruby.yml

@@ -15,6 +15,10 @@ on:
 permissions:
   contents: read
 
+env:
+  SOLARGRAPH_CACHE: ${{ github.workspace }}/vendor/solargraph/cache
+  BUNDLE_PATH: ${{ github.workspace  }}/vendor/bundle
+
 jobs:
   test:
     name: Tests (ruby v${{ matrix.ruby-version }})
@@ -39,16 +43,16 @@ jobs:
       - name: Cache Ruby gems
         uses: actions/cache@v3
         with:
-          path: vendor/bundle
+          path: ${{ env.BUNDLE_PATH }}
           key: bundle-use-ruby-${{ matrix.os }}-${{ matrix.ruby-version }}-${{ hashFiles('solargraph-rspec.gemspec') }}
           restore-keys: |
             bundle-use-ruby-${{ matrix.os }}-${{ matrix.ruby-version }}-${{ hashFiles('solargraph-rspec.gemspec') }}
 
       - name: Install dependencies
         run: |
-          bundle config path vendor/bundle
+          bundle config path ${{ env.BUNDLE_PATH }}
           bundle install --jobs 4 --retry 3 # we need this to install appraisal
-          bundle exec appraisal bundle config path ../vendor/bundle
+          bundle exec appraisal bundle config path ${{ env.BUNDLE_PATH }}
           bundle exec appraisal install --jobs 4 --retry 3
           # For some reason on ruby 3.1 it defaults to an old version: 1.3.2
           # https://github.com/lekemula/solargraph-rspec/actions/runs/17814581205/job/50645370316?pr=22
@@ -59,13 +63,19 @@ jobs:
         # https://github.com/rubocop/rubocop/issues/10893#issuecomment-1952517060
         run: bundle exec rubocop --restart-server
 
+      - name: Cache Solargraph YARD and RBS pins for gems
+        uses: actions/cache@v4
+        with:
+          path: ${{ env.SOLARGRAPH_CACHE }}
+          key: os-${{ runner.os }}-ruby-${{ matrix.ruby-version }}-solargraph-${{ hashFiles('**/Gemfile.lock') }}
+
       - name: Configure .solargraph.yml
         run: cp .solargraph.yml.example .solargraph.yml
 
-      - name: Solargraph cache RSpec plugins YARD and RBS
+      - name: Solargraph generate RSpec plugins YARD and RBS pins
         run: |
           rspec_plugins=$(bundle exec appraisal bundle exec ruby -r './lib/solargraph-rspec' -e 'puts Solargraph::Rspec::TestHelpers.gem_names.join(" ")' 2>/dev/null | tail -n1)
-          bundle exec appraisal bundle exec solargraph gems --rebuild $rspec_plugins
+          bundle exec appraisal bundle exec solargraph gems $rspec_plugins
 
       - name: Run tests
         run: bundle exec appraisal rspec --format progress

.github/workflows/typecheck.yml

@@ -16,6 +16,10 @@ on:
 permissions:
   contents: read
 
+env:
+  SOLARGRAPH_CACHE: ${{ github.workspace }}/vendor/solargraph/cache
+  RUBY_VERSION: 3.4
+
 jobs:
   solargraph_typed:
     name: Solargraph / typed
@@ -27,11 +31,15 @@ jobs:
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: 3.4
-          bundler-cache: false
+          ruby-version: ${{ env.RUBY_VERSION }}
+          bundler-cache: true # runs bundle install and caches the gems
+      - name: Cache Solargraph YARD and RBS pins for gems
+        uses: actions/cache@v4
+        with:
+          path: ${{ env.SOLARGRAPH_CACHE  }}
+          key: os-${{ runner.os }}-ruby-${{ env.RUBY_VERSION }}-solargraph-${{ hashFiles('**/Gemfile.lock') }}
       - name: Install gems
         run: |
-          bundle install
           bundle update rbs # use latest available for this Ruby version
       - name: Install gem types
         run: bundle exec rbs collection install