support composite primary keys

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: ['3.0', '3.1', '3.2', head]
+        ruby: ['3.0', '3.1', '3.2', '3.3', head]
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2

Gemfile

@@ -10,3 +10,5 @@ gem 'rails', '>= 7.0'
 gem 'rbs', '>= 3'
 gem 'steep', '>= 1.4'
 gem 'minitest'
+gem 'abbrev'
+gem 'mutex_m'

Gemfile.lock

@@ -8,6 +8,7 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
+    abbrev (0.1.2)
     actioncable (7.0.5)
       actionpack (= 7.0.5)
       activesupport (= 7.0.5)
@@ -105,6 +106,7 @@ GEM
     mini_mime (1.1.2)
     mini_portile2 (2.8.2)
     minitest (5.15.0)
+    mutex_m (0.2.0)
     net-imap (0.3.4)
       date
       net-protocol
@@ -189,7 +191,9 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  abbrev
   minitest
+  mutex_m
   rails (>= 7.0)
   rake (~> 13.0)
   rbs (>= 3)

lib/rbs_rails/active_record.rb

@@ -56,8 +56,16 @@ def generate
         pk = klass.primary_key
         return 'top' unless pk
 
-        col = klass.columns.find {|col| col.name == pk }
-        sql_type_to_class(col.type)
+        if pk.is_a?(Array)
+          types = pk.map do |_pk|
+            col = klass.columns.find {|col| col.name == _pk }
+            sql_type_to_class(col.type)
+          end
+          "[ #{types.join(', ')} ]"
+        else
+          col = klass.columns.find {|col| col.name == pk }
+          sql_type_to_class(col.type)
+        end
       end
 
       private def generated_relation_methods_decl

rbs_collection.lock.yaml

@@ -2,7 +2,7 @@
 sources:
 - type: git
   name: ruby/gem_rbs_collection
-  revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+  revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
   remote: https://github.com/ruby/gem_rbs_collection.git
   repo_dir: gems
 path: ".gem_rbs_collection"
@@ -11,68 +11,76 @@ gems:
   version: '0'
   source:
     type: stdlib
+- name: actioncable
+  version: '7.1'
+  source:
+    type: git
+    name: ruby/gem_rbs_collection
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
+    remote: https://github.com/ruby/gem_rbs_collection.git
+    repo_dir: gems
 - name: actionmailer
   version: '7.0'
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: actionpack
   version: '6.0'
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: actionview
   version: '6.0'
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: activejob
   version: '6.0'
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: activemodel
-  version: '6.0'
+  version: '7.0'
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: activerecord
-  version: '6.1'
+  version: '7.0'
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: activestorage
   version: '6.1'
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: activesupport
-  version: '6.0'
+  version: '7.0'
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: cgi
@@ -84,27 +92,35 @@ gems:
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: date
   version: '0'
   source:
     type: stdlib
+- name: erb
+  version: '0'
+  source:
+    type: stdlib
+- name: fileutils
+  version: '0'
+  source:
+    type: stdlib
 - name: globalid
   version: '1.1'
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: i18n
   version: '1.10'
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: json
@@ -120,7 +136,7 @@ gems:
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: minitest
@@ -148,23 +164,31 @@ gems:
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: rails-dom-testing
   version: '2.0'
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: railties
   version: '6.0'
   source:
     type: git
     name: ruby/gem_rbs_collection
-    revision: 163126f59d1bb765a6234fc60d3edf21cdfce255
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
+    remote: https://github.com/ruby/gem_rbs_collection.git
+    repo_dir: gems
+- name: rake
+  version: '13.0'
+  source:
+    type: git
+    name: ruby/gem_rbs_collection
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
     remote: https://github.com/ruby/gem_rbs_collection.git
     repo_dir: gems
 - name: rbs
@@ -175,6 +199,10 @@ gems:
   version: '0'
   source:
     type: stdlib
+- name: securerandom
+  version: '0'
+  source:
+    type: stdlib
 - name: singleton
   version: '0'
   source:
@@ -183,10 +211,22 @@ gems:
   version: '0'
   source:
     type: stdlib
+- name: thor
+  version: '1.2'
+  source:
+    type: git
+    name: ruby/gem_rbs_collection
+    revision: 01361bb0fd6e2f3e2da2b11a733ffc938b9047c4
+    remote: https://github.com/ruby/gem_rbs_collection.git
+    repo_dir: gems
 - name: time
   version: '0'
   source:
     type: stdlib
+- name: timeout
+  version: '0'
+  source:
+    type: stdlib
 - name: tsort
   version: '0'
   source:

sig/_internal/activerecord.rbs

@@ -1,4 +1,4 @@
 # TODO: Define it in gem_rbs_collection repository
 class ActiveRecord::Base
-  def self.primary_key: () -> String
+  def self.primary_key: () -> (String | Array[bot])
 end

test/app/Gemfile

@@ -1,7 +1,7 @@
 source 'https://rubygems.org'
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-gem 'rails', '>= 6', '< 7'
+gem 'rails', '>= 7', '< 8'
 gem 'sqlite3'
 gem 'puma'
 gem 'bootsnap', require: false