Add support for sorbet

.github/workflows/ci.yml

@@ -0,0 +1,56 @@
+name: CI Ruby
+
+on:
+  push:
+    branches: [ 'main', 'develop' ]
+  pull_request:
+    branches: [ 'main', 'develop' ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    env:
+      CI: true
+    strategy:
+      matrix:
+        ruby-version: ['3.1', '3.2', '3.3']
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Install Ruby and gems
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby-version }}
+          bundler-cache: true # runs 'bundle install' and caches installed gems automatically
+      - name: Run unit tests
+        run: bundle exec rake test
+
+  lint:
+    runs-on: ubuntu-latest
+    env:
+      CI: true
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Install Ruby and gems
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: '3.3'
+          bundler-cache: true
+      - name: Lint Ruby files
+        run: bundle exec rubocop --parallel
+
+  typecheck:
+    runs-on: ubuntu-latest
+    env:
+      CI: true
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Install Ruby and gems
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: '3.3'
+          bundler-cache: true
+      - name: Typecheck Ruby files
+        run: bundle exec srb tc

.gitignore

@@ -6,5 +6,6 @@
 /pkg/
 /spec/reports/
 /tmp/
+/.vscode
 .byebug_history
 my_examples

.rubocop.yml

@@ -1,78 +1,32 @@
-Style/StringLiterals:
-  Enabled: false
-
-Style/SingleArgumentDig:
-  Enabled: false
-
-Layout/LineLength:
-  Enabled: false
+inherit_gem:
+  rubocop-espago: sorbet.yml
 
-Style/Documentation:
+Metrics/MethodLength:
   Enabled: false
 
-Style/ClassAndModuleChildren:
-  Enabled: false
-
-Style/MethodCallWithArgsParentheses:
-  Enabled: false
-
-Style/ModuleFunction:
-  EnforcedStyle: 'extend_self'
-
-Style/MissingElse:
+Sorbet/RedundantExtendTSig:
   Enabled: false
 
-Lint/NumberConversion:
+Sorbet/HasSigil:
   Enabled: false
 
-Lint/ConstantResolution:
+Metrics/ClassLength:
   Enabled: false
 
-Style/RescueStandardError:
-  Enabled: false
-
-Style/FormatStringToken:
-  Enabled: false
-
-Style/FormatString:
-  Enabled: false
-
-Style/DocumentationMethod:
-  Enabled: false
-
-Style/Copyright:
-  Enabled: false
-
-Style/StringHashKeys:
-  Enabled: false
-
-Style/InlineComment:
-  Enabled: false
-
-Layout/FirstHashElementLineBreak:
-  Enabled: false
-
-Layout/FirstMethodArgumentLineBreak:
-  Enabled: false
-
-Style/ConstantVisibility:
-  Enabled: false
-
-Layout/FirstArrayElementLineBreak:
-  Enabled: false
-
-Layout/MultilineMethodArgumentLineBreaks:
-  Enabled: false
+Sorbet/EnforceSignatures:
+  Exclude:
+    - 'bin/*'
+    - 'test/**/*'
 
-Layout/MultilineAssignmentLayout:
+Sorbet/ForbidTUnsafe:
   Enabled: false
 
-Bundler/GemComment:
+Naming/BlockForwarding:
   Enabled: false
 
 AllCops:
+  TargetRubyVersion: 3.1.0
   EnabledByDefault: true
   Exclude:
     - 'bin/*'
-    - 'spec/**/*'
-    - 'test/**/*'
+    - 'sorbet/**/*'

.ruby-version

@@ -1 +1 @@
-2.7.4
+3.3.6

.vscode/settings.json

@@ -13,5 +13,9 @@
     "optparse",
     "solargraph",
     "testtask"
-  ]
+  ],
+  "sorbet.enabled": true,
+  "[ruby]": {
+      "editor.defaultFormatter": "Shopify.ruby-lsp"
+  }
 }

Gemfile

@@ -1,6 +1,16 @@
 # frozen_string_literal: true
 
-source "https://rubygems.org"
+source 'https://rubygems.org'
 
 # Specify your gem's dependencies in simple_feature_flags.gemspec
 gemspec
+
+gem 'byebug', '~> 11.1' # debugger
+gem 'minitest', '~> 5.0' # test library
+gem 'rake', '~> 13.0' # automation tasks
+gem 'redis', '~> 5.3' # redis client
+gem 'redis-namespace', '~> 1.11' # namespaces for redis
+gem 'rubocop-espago', '~> 1.0' # ruby linter
+gem 'rubocop-sorbet', '~> 0.8' # rubocop for sorbet
+gem 'sorbet', '>= 0.5' # static typechecker
+gem 'tapioca', '> 0.13' # RBI generator for sorbet

Gemfile.lock

@@ -1,91 +1,101 @@
 PATH
   remote: .
   specs:
-    simple_feature_flags (1.2.0)
+    simple_feature_flags (1.3.0)
+      sorbet-runtime (> 0.5)
 
 GEM
   remote: https://rubygems.org/
   specs:
     ast (2.4.2)
-    backport (1.2.0)
-    benchmark (0.2.0)
-    bundler-audit (0.9.0.1)
-      bundler (>= 1.2.0, < 3)
-      thor (~> 1.0)
     byebug (11.1.3)
-    diff-lcs (1.5.0)
-    e2mmap (0.1.0)
-    jaro_winkler (1.5.4)
-    kramdown (2.3.1)
-      rexml
-    kramdown-parser-gfm (1.1.0)
-      kramdown (~> 2.0)
-    mini_portile2 (2.7.1)
-    minitest (5.15.0)
-    nokogiri (1.13.1)
-      mini_portile2 (~> 2.7.0)
-      racc (~> 1.4)
-    parallel (1.21.0)
-    parser (3.1.0.0)
+    connection_pool (2.4.1)
+    erubi (1.13.0)
+    json (2.8.2)
+    language_server-protocol (3.17.0.3)
+    minitest (5.25.1)
+    netrc (0.11.0)
+    parallel (1.26.3)
+    parser (3.3.6.0)
       ast (~> 2.4.1)
-    racc (1.6.0)
+      racc
+    prism (1.2.0)
+    racc (1.8.1)
     rainbow (3.1.1)
-    rake (12.3.3)
-    redis (4.6.0)
-    redis-namespace (1.8.1)
-      redis (>= 3.0.4)
-    regexp_parser (2.2.1)
-    reverse_markdown (2.1.1)
-      nokogiri
-    rexml (3.2.5)
-    rubocop (1.25.1)
+    rake (13.2.1)
+    rbi (0.2.1)
+      prism (~> 1.0)
+      sorbet-runtime (>= 0.5.9204)
+    redis (5.3.0)
+      redis-client (>= 0.22.0)
+    redis-client (0.22.2)
+      connection_pool
+    redis-namespace (1.11.0)
+      redis (>= 4)
+    regexp_parser (2.9.2)
+    rubocop (1.68.0)
+      json (~> 2.3)
+      language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
-      parser (>= 3.1.0.0)
+      parser (>= 3.3.0.2)
       rainbow (>= 2.2.2, < 4.0)
-      regexp_parser (>= 1.8, < 3.0)
-      rexml
-      rubocop-ast (>= 1.15.1, < 2.0)
+      regexp_parser (>= 2.4, < 3.0)
+      rubocop-ast (>= 1.32.2, < 2.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 1.4.0, < 3.0)
-    rubocop-ast (1.15.2)
-      parser (>= 3.0.1.1)
-    ruby-progressbar (1.11.0)
-    solargraph (0.44.3)
-      backport (~> 1.2)
-      benchmark
-      bundler (>= 1.17.2)
-      diff-lcs (~> 1.4)
-      e2mmap
-      jaro_winkler (~> 1.5)
-      kramdown (~> 2.3)
-      kramdown-parser-gfm (~> 1.1)
-      parser (~> 3.0)
-      reverse_markdown (>= 1.0.5, < 3)
-      rubocop (>= 0.52)
-      thor (~> 1.0)
-      tilt (~> 2.0)
-      yard (~> 0.9, >= 0.9.24)
-    thor (1.2.1)
-    tilt (2.0.10)
-    unicode-display_width (2.1.0)
-    webrick (1.7.0)
-    yard (0.9.27)
-      webrick (~> 1.7.0)
+      unicode-display_width (>= 2.4.0, < 3.0)
+    rubocop-ast (1.36.1)
+      parser (>= 3.3.1.0)
+    rubocop-espago (1.1.5)
+      rubocop
+    rubocop-sorbet (0.8.7)
+      rubocop (>= 1)
+    ruby-progressbar (1.13.0)
+    sorbet (0.5.11647)
+      sorbet-static (= 0.5.11647)
+    sorbet-runtime (0.5.11647)
+    sorbet-static (0.5.11647-aarch64-linux)
+    sorbet-static (0.5.11647-universal-darwin)
+    sorbet-static (0.5.11647-x86_64-linux)
+    sorbet-static-and-runtime (0.5.11647)
+      sorbet (= 0.5.11647)
+      sorbet-runtime (= 0.5.11647)
+    spoom (1.5.0)
+      erubi (>= 1.10.0)
+      prism (>= 0.28.0)
+      sorbet-static-and-runtime (>= 0.5.10187)
+      thor (>= 0.19.2)
+    tapioca (0.16.4)
+      bundler (>= 2.2.25)
+      netrc (>= 0.11.0)
+      parallel (>= 1.21.0)
+      rbi (~> 0.2)
+      sorbet-static-and-runtime (>= 0.5.11087)
+      spoom (>= 1.2.0)
+      thor (>= 1.2.0)
+      yard-sorbet
+    thor (1.3.2)
+    unicode-display_width (2.6.0)
+    yard (0.9.37)
+    yard-sorbet (0.9.0)
+      sorbet-runtime
+      yard
 
 PLATFORMS
-  ruby
+  aarch64-linux
+  universal-darwin
+  x86_64-linux
 
 DEPENDENCIES
-  bundler
-  bundler-audit
-  byebug
+  byebug (~> 11.1)
   minitest (~> 5.0)
-  rake (~> 12.0)
-  redis
-  redis-namespace
-  rubocop
+  rake (~> 13.0)
+  redis (~> 5.3)
+  redis-namespace (~> 1.11)
+  rubocop-espago (~> 1.0)
+  rubocop-sorbet (~> 0.8)
   simple_feature_flags!
-  solargraph
+  sorbet (>= 0.5)
+  tapioca (> 0.13)
 
 BUNDLED WITH
-   2.1.4
+   2.5.22

Rakefile

@@ -1,12 +1,12 @@
 # frozen_string_literal: true
 
-require "bundler/gem_tasks"
-require "rake/testtask"
+require 'bundler/gem_tasks'
+require 'rake/testtask'
 
 Rake::TestTask.new(:test) do |t|
-  t.libs << "test"
-  t.libs << "lib"
-  t.test_files = FileList["test/**/*_test.rb"]
+  t.libs << 'test'
+  t.libs << 'lib'
+  t.test_files = FileList['test/**/*_test.rb']
 end
 
 task default: :test