Hooks + Default User + Online/Offline + EvaluationDetails

.github/workflows/ruby-ci.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        ruby-versions: [ 2.4, 2.5, 2.6, 2.7, '3.0' ]
+        ruby-versions: [ 2.4, 2.5, 2.6, 2.7, '3.0', '3.1' ]
     steps:
     - uses: actions/checkout@v3
     - name: Set up Ruby

README.md

@@ -27,23 +27,23 @@ require 'configcat'
 
 ### 4. Create a *ConfigCat* client instance:
 ```ruby
-configcat_client = ConfigCat.create_client("#YOUR-SDK-KEY#")
+configcat_client = ConfigCat.get("#YOUR-SDK-KEY#")
 ```
-> We strongly recommend using the *ConfigCat Client* as a Singleton object in your application.
+> We strongly recommend using the *ConfigCat Client* as a Singleton object in your application. The `ConfigCat.get` static factory method constructs singleton client instances for your SDK keys.
 
 ### 5. Get your setting value
 ```ruby
 isMyAwesomeFeatureEnabled = configcat_client.get_value("isMyAwesomeFeatureEnabled", false)
 if isMyAwesomeFeatureEnabled
-    do_the_new_thing()
+    do_the_new_thing
 else
-    do_the_old_thing()
+    do_the_old_thing
 end
 ```
 
 ### 6. Stop *ConfigCat* client on application exit
 ```ruby
-configcat_client.stop()
+configcat_client.close
 ```
 
 ## Getting user specific setting values with Targeting
@@ -55,9 +55,9 @@ user = ConfigCat::User.new("#USER-IDENTIFIER#")
 
 isMyAwesomeFeatureEnabled = configcat_client.get_value("isMyAwesomeFeatureEnabled", false, user)
 if isMyAwesomeFeatureEnabled
-    do_the_new_thing()
+    do_the_new_thing
 else
-    do_the_old_thing()
+    do_the_old_thing
 end
 ```
 

lib/configcat/configcache.rb

@@ -1,17 +1,32 @@
 require 'configcat/interfaces'
 
 module ConfigCat
+  class NullConfigCache < ConfigCache
+    def initialize
+      @value = {}
+    end
+
+    def get(key)
+      return nil
+    end
+
+    def set(key, value)
+      # do nothing
+    end
+  end
+
   class InMemoryConfigCache < ConfigCache
-    def initialize()
-      @_value = {}
+    attr_reader :value
+    def initialize
+      @value = {}
     end
 
     def get(key)
-      return @_value.fetch(key, nil)
+      return @value.fetch(key, nil)
     end
 
     def set(key, value)
-      @_value[key] = value
+      @value[key] = value
     end
   end
 end