Added support for Active Record 7

.github/workflows/build.yml

@@ -8,6 +8,8 @@ jobs:
         include:
         - ruby: 3.0
           gemfile: Gemfile
+        - ruby: 3.0
+          gemfile: gemfiles/activerecord70.gemfile
         - ruby: 2.7
           gemfile: gemfiles/activerecord60.gemfile
         - ruby: 2.6
@@ -26,8 +28,8 @@ jobs:
         database: neighbor_test
     - run: bundle exec rake test
     - run: |
-        sudo apt-get update && sudo apt-get install postgresql-server-dev-13
-        git clone --branch v0.1.8 https://github.com/ankane/pgvector.git
+        sudo apt-get update && sudo apt-get install postgresql-server-dev-14
+        git clone --branch v0.2.0 https://github.com/ankane/pgvector.git
         cd pgvector
         make
         sudo make install

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 0.2.1 (unreleased)
+
+- Added support for Active Record 7
+
 ## 0.2.0 (2021-04-21)
 
 - Added support for pgvector

gemfiles/activerecord70.gemfile

@@ -0,0 +1,8 @@
+source "https://rubygems.org"
+
+gemspec path: ".."
+
+gem "rake"
+gem "minitest", ">= 5"
+gem "activerecord", "~> 7.0.0.rc1"
+gem "pg"

lib/neighbor.rb

@@ -44,5 +44,9 @@ def initialize_type_map(m = type_map)
   end
 
   # prevent unknown OID warning
-  ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.prepend(Neighbor::RegisterTypes)
+  if ActiveRecord::VERSION::MAJOR >= 7
+    ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.singleton_class.prepend(Neighbor::RegisterTypes)
+  else
+    ActiveRecord::ConnectionAdapters::PostgreSQLAdapter.prepend(Neighbor::RegisterTypes)
+  end
 end