Upgrade to Ruby 4.0.2

.github/workflows/lint.yml

@@ -9,6 +9,6 @@ jobs:
       - uses: actions/checkout@v2
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: "3.4.6"
+          ruby-version: "4.0.2"
           bundler-cache: true
       - run: bundle exec rubocop

.github/workflows/test.yml

@@ -18,7 +18,7 @@ jobs:
           mongodb-version: "8.0"
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: "3.4.6"
+          ruby-version: "4.0.2"
           bundler-cache: true
       - uses: GabrielBB/xvfb-action@v1
         with:

.rubocop_todo.yml

@@ -1,6 +1,6 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config`
-# on 2025-10-02 12:37:09 UTC using RuboCop version 1.81.1.
+# on 2026-03-20 11:14:51 UTC using RuboCop version 1.85.1.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
@@ -14,7 +14,7 @@ Capybara/SpecificActions:
 
 # Offense count: 1
 # This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyleAlignWith, Severity.
+# Configuration parameters: EnforcedStyleAlignWith.
 # SupportedStylesAlignWith: keyword, variable, start_of_line
 Layout/EndAlignment:
   Exclude:
@@ -204,7 +204,8 @@ RSpec/RepeatedDescription:
     - 'spec/slack-sup/commands/set_spec.rb'
 
 # Offense count: 22
-# Configuration parameters: CustomTransform, IgnoreMethods, IgnoreMetadata.
+# Configuration parameters: CustomTransform, IgnoreMethods, IgnoreMetadata, InflectorPath, EnforcedInflector.
+# SupportedInflectors: default, active_support
 RSpec/SpecFilePathFormat:
   Enabled: false
 
@@ -222,7 +223,7 @@ RSpec/StubbedMock:
     - 'spec/slack-sup/commands/subscription_spec.rb'
     - 'spec/slack-sup/commands/unsubscribe_spec.rb'
 
-# Offense count: 11
+# Offense count: 8
 # Configuration parameters: IgnoreNameless, IgnoreSymbolicNames.
 RSpec/VerifiedDoubles:
   Exclude:
@@ -265,12 +266,6 @@ Style/IdenticalConditionalBranches:
   Exclude:
     - 'slack-sup/commands/set.rb'
 
-# Offense count: 2
-# This cop supports unsafe autocorrection (--autocorrect-all).
-Style/MapToHash:
-  Exclude:
-    - 'spec/support/api/endpoints/it_behaves_like_a_cursor_api.rb'
-
 # Offense count: 1
 Style/MixinUsage:
   Exclude:

Gemfile

@@ -1,6 +1,6 @@
 source 'http://rubygems.org'
 
-ruby '3.4.6'
+ruby '4.0.2'
 
 gem 'ambit'
 gem 'bytesize'

Gemfile.lock

@@ -95,12 +95,12 @@ GEM
       faraday-net_http (>= 2.0, < 3.5)
       json
       logger
-    faraday-follow_redirects (0.4.0)
+    faraday-follow_redirects (0.5.0)
       faraday (>= 1, < 3)
-    faraday-mashify (1.0.0)
+    faraday-mashify (1.0.2)
       faraday (~> 2.0)
       hashie
-    faraday-multipart (1.1.1)
+    faraday-multipart (1.2.0)
       multipart-post (~> 2.0)
     faraday-net_http (3.4.2)
       net-http (~> 0.5)
@@ -147,7 +147,10 @@ GEM
       pp (>= 0.6.0)
       rdoc (>= 4.0.0)
       reline (>= 0.4.2)
-    json (2.18.1)
+    json (2.19.2)
+    json-schema (6.2.0)
+      addressable (~> 2.8)
+      bigdecimal (>= 3.1, < 5)
     jwt (3.1.2)
       base64
     kaminari-core (1.2.2)
@@ -160,14 +163,18 @@ GEM
     mailchimp_api_v3 (0.2.18)
       rest-client (~> 2)
     matrix (0.4.3)
+    mcp (0.9.0)
+      json-schema (>= 4.1)
     metrics (0.15.0)
     mime-types (3.7.0)
       logger
       mime-types-data (~> 3.2025, >= 3.2025.0507)
     mime-types-data (3.2025.0924)
     mini_mime (1.1.5)
     mini_portile2 (2.8.9)
-    minitest (5.26.0)
+    minitest (6.0.2)
+      drb (~> 2.0)
+      prism (~> 1.5)
     mongo (2.21.3)
       base64
       bson (>= 4.14.1, < 6.0.0)
@@ -199,15 +206,17 @@ GEM
     nokogiri (1.19.1)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
+    nokogiri (1.19.1-arm64-darwin)
+      racc (~> 1.4)
     ostruct (0.6.3)
     parallel (1.27.0)
-    parser (3.3.9.0)
+    parser (3.3.10.2)
       ast (~> 2.4.1)
       racc
     pp (0.6.3)
       prettyprint
     prettyprint (0.2.0)
-    prism (1.5.2)
+    prism (1.9.0)
     psych (5.2.6)
       date
       stringio
@@ -262,29 +271,30 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.13.0)
     rspec-support (3.13.6)
-    rubocop (1.81.1)
+    rubocop (1.85.1)
       json (~> 2.3)
       language_server-protocol (~> 3.17.0.2)
       lint_roller (~> 1.1.0)
+      mcp (~> 0.6)
       parallel (~> 1.10)
       parser (>= 3.3.0.2)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 2.9.3, < 3.0)
-      rubocop-ast (>= 1.47.1, < 2.0)
+      rubocop-ast (>= 1.49.0, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 4.0)
-    rubocop-ast (1.47.1)
+    rubocop-ast (1.49.1)
       parser (>= 3.3.7.2)
-      prism (~> 1.4)
+      prism (~> 1.7)
     rubocop-capybara (2.22.1)
       lint_roller (~> 1.1)
       rubocop (~> 1.72, >= 1.72.1)
     rubocop-rake (0.7.1)
       lint_roller (~> 1.1)
       rubocop (>= 1.72.1)
-    rubocop-rspec (3.7.0)
+    rubocop-rspec (3.9.0)
       lint_roller (~> 1.1)
-      rubocop (~> 1.72, >= 1.72.1)
+      rubocop (~> 1.81)
     ruby-progressbar (1.13.0)
     ruby2_keywords (0.0.5)
     rubyzip (3.1.1)
@@ -344,10 +354,9 @@ GEM
     uber (0.1.0)
     unicode-display_width (3.2.0)
       unicode-emoji (~> 4.1)
-    unicode-emoji (4.1.0)
+    unicode-emoji (4.2.0)
     uri (1.1.1)
-    vcr (6.3.1)
-      base64
+    vcr (6.4.0)
     wannabe_bool (0.7.1)
     webmock (3.25.1)
       addressable (>= 2.8.0)
@@ -414,7 +423,7 @@ DEPENDENCIES
   webmock
 
 RUBY VERSION
-   ruby 3.4.6p54
+   ruby 4.0.2p0
 
 BUNDLED WITH
    2.4.2

spec/models/export_spec.rb

@@ -23,13 +23,17 @@
       expect(export.team.slack_client).to receive(:chat_postMessage).with(
         hash_including(
           attachments: [
-            actions: [
-              text: 'Download',
-              type: 'button',
-              url: "#{SlackRubyBotServer::Service.url}/api/data/#{export.id}?access_token=token"
-            ],
-            attachment_type: 'default',
-            text: ''
+            {
+              actions: [
+                {
+                  text: 'Download',
+                  type: 'button',
+                  url: "#{SlackRubyBotServer::Service.url}/api/data/#{export.id}?access_token=token"
+                }
+              ],
+              attachment_type: 'default',
+              text: ''
+            }
           ],
           channel: 'dm',
           text: 'Click here to download your team data.'

spec/models/team_spec.rb

@@ -132,8 +132,8 @@
       end
     end
 
-    context 'team created three weeks ago' do
-      let(:team) { Fabricate(:team, created_at: 3.weeks.ago) }
+    context 'team created over three weeks ago' do
+      let(:team) { Fabricate(:team, created_at: 3.weeks.ago - 1.day) }
 
       it 'is asleep' do
         expect(team.asleep?).to be true
@@ -153,14 +153,6 @@
       end
     end
 
-    context 'team created over three weeks ago' do
-      let(:team) { Fabricate(:team, created_at: 3.weeks.ago - 1.day) }
-
-      it 'is asleep' do
-        expect(team.asleep?).to be true
-      end
-    end
-
     context 'team created over two weeks ago and subscribed' do
       let(:team) { Fabricate(:team, created_at: 2.weeks.ago - 1.day, subscribed: true) }
 

spec/slack-sup/app_spec.rb

@@ -22,7 +22,7 @@
   describe '#deactivate_asleep_teams!' do
     let!(:active_team) { Fabricate(:team, created_at: Time.now.utc) }
     let!(:active_team_one_week_ago) { Fabricate(:team, created_at: 1.week.ago) }
-    let!(:active_team_three_weeks_ago) { Fabricate(:team, created_at: 3.weeks.ago) }
+    let!(:active_team_three_weeks_ago) { Fabricate(:team, created_at: 3.weeks.ago - 1.day) }
     let!(:subscribed_team_a_month_ago) { Fabricate(:team, created_at: 1.month.ago, subscribed: true) }
 
     it 'destroys teams inactive for two weeks' do

spec/support/api/endpoints/it_behaves_like_a_cursor_api.rb

@@ -29,7 +29,7 @@
         models_ids.concat(response.map { |instance| instance._links.self._url.gsub("http://example.org/api/#{model_ps}/", '') })
         break unless response._links[:next]
 
-        next_cursor = CGI.parse(URI.parse(response._links.next._url).query).map { |a| [a[0], a[1][0]] }.to_h
+        next_cursor = URI.decode_www_form(URI.parse(response._links.next._url).query.to_s).to_h
       end
       expect(models_ids.uniq.count).to eq model.all.count
     end
@@ -42,7 +42,7 @@
         models_ids.concat(response.map { |instance| instance._links.self._url.gsub("http://example.org/api/#{model_ps}/", '') })
         break unless response._links[:next]
 
-        next_cursor = CGI.parse(URI.parse(response._links.next._url).query).map { |a| [a[0], a[1][0]] }.to_h
+        next_cursor = URI.decode_www_form(URI.parse(response._links.next._url).query.to_s).to_h
       end
       expect(models_ids.uniq.count).to eq model.all.count - 3
     end