lib/appsignal/hooks.rb in appsignal-1.3.1 vs lib/appsignal/hooks.rb in appsignal-1.3.2

@@ -19,10 +19,14 @@
     class Hook
       def self.register(name, hook=self)
         Appsignal::Hooks.register(name, hook.new)
       end
 
+      def initialize
+        @installed = false
+      end
+
       def try_to_install(name)
         if dependencies_present? && !installed?
           Appsignal.logger.info("Installing #{name} hook")
           begin
             install
@@ -32,10 +36,10 @@
           end
         end
       end
 
       def installed?
-        !! @installed
+        @installed
       end
 
       def dependencies_present?
         raise NotImplementedError
       end