feat: Support rails 8.1 (#500)

* Rails 8.1 removed ActionDispatch::Journey::Router::Utils.uri_decoder method and now the default way to decode the url is to use URI.decode_uri_component
* add rails 8.1 tests

Author: bguban

.github/workflows/ci.yml

@@ -45,6 +45,7 @@ jobs:
           - gemfiles/rails_7_1_graphiti_rails.gemfile
           - gemfiles/rails_7_2_graphiti_rails.gemfile
           - gemfiles/rails_8_0_graphiti_rails.gemfile
+          - gemfiles/rails_8_1_graphiti_rails.gemfile
         appraisal:
           - true
           - false
@@ -58,6 +59,9 @@ jobs:
           - ruby: ruby-head
             gemfile: gemfiles/rails_8_0_graphiti_rails.gemfile
             appraisal: true
+          - ruby: ruby-head
+            gemfile: gemfiles/rails_8_1_graphiti_rails.gemfile
+            appraisal: true
           - ruby: ruby-head
             gemfile: Gemfile
             appraisal: false
@@ -83,6 +87,16 @@ jobs:
             appraisal: false
           - gemfile: gemfiles/rails_8_0_graphiti_rails.gemfile
             appraisal: false
+          - gemfile: gemfiles/rails_8_1_graphiti_rails.gemfile
+            appraisal: false
+
+          # Rails 8.1 needs ruby 3.2 +
+          - gemfile: gemfiles/rails_8_1_graphiti_rails.gemfile
+            ruby: 2.7
+          - gemfile: gemfiles/rails_8_1_graphiti_rails.gemfile
+            ruby: 3.0
+          - gemfile: gemfiles/rails_8_1_graphiti_rails.gemfile
+            ruby: 3.1
 
           # Rails 8 needs ruby 3.2 +
           - gemfile: gemfiles/rails_8_0_graphiti_rails.gemfile

gemfiles/rails_8_1_graphiti_rails.gemfile

@@ -0,0 +1,19 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "rails", "~> 8.1"
+gem "rspec-rails"
+gem "sqlite3", "~> 2.1"
+gem "database_cleaner"
+gem "graphiti-rails", "~> 0.4.0"
+
+group :test do
+  gem "pry"
+  gem "pry-byebug", platform: [:mri]
+  gem "appraisal"
+  gem "guard"
+  gem "guard-rspec"
+end
+
+gemspec path: "../"

lib/graphiti/configuration.rb

@@ -115,7 +115,7 @@ def uri_decoder=(decoder)
     private
 
     def infer_uri_decoder
-      if defined?(::ActionDispatch::Journey::Router::Utils)
+      if defined?(::ActionDispatch::Journey::Router::Utils) && ::ActionDispatch::Journey::Router::Utils.respond_to?(:unescape_uri)
         # available in all supported versions of Rails.
         # This method should be preferred for comparing URI path segments
         # to params, as it is the exact decoder used in the Rails router.