lib/determinator.rb in determinator-2.0.0 vs lib/determinator.rb in determinator-2.1.0

@@ -5,18 +5,20 @@
 require 'determinator/cache/fetch_wrapper'
 require 'determinator/serializers/json'
 
 module Determinator
   class << self
+    attr_reader :feature_cache, :retrieval
     # @param :retrieval [Determinator::Retrieve::Routemaster] A retrieval instance for Features
     # @param :errors [#call, nil] a proc, accepting an error, which will be called with any errors which occur while determinating
     # @param :missing_feature [#call, nil] a proc, accepting a feature name, which will be called any time a feature is requested but isn't available
     # @param :feature_cache [#call, nil] a caching proc, accepting a feature name, which will return the named feature or yield (and store) if not available
     def configure(retrieval:, errors: nil, missing_feature: nil, feature_cache: nil)
       self.on_error(&errors) if errors
       self.on_missing_feature(&missing_feature) if missing_feature
       @feature_cache = feature_cache if feature_cache.respond_to?(:call)
+      @retrieval = retrieval
       @instance = Control.new(retrieval: retrieval)
     end
 
     # Returns the currently configured Determinator::Control instance
     #
@@ -86,8 +88,12 @@
     # @api private
     def with_retrieval_cache(name)
       return yield unless @feature_cache.respond_to?(:call)
 
       @feature_cache.call(name) { yield }
+    end
+
+    def invalidate_cache(name)
+      @feature_cache.expire(name)
     end
   end
 end