add hook to restart thread manually

Author: rperryng

lib/graphql-hive.rb

@@ -148,6 +148,10 @@ def on_exit
       @usage_reporter.on_exit
     end
 
+    def on_start
+      @usage_reporter.on_start
+    end
+
     private
 
     def initialize_options!(options)

lib/graphql-hive/usage_reporter.rb

@@ -28,29 +28,30 @@ def initialize(options, client)
         @options_mutex = Mutex.new
         @queue = Queue.new
 
-        start_consuming
+        start_thread
       end
 
       def add_operation(operation)
         @queue.push(operation)
-        check_thread
       end
 
       def on_exit
         @queue.close
         @thread.join
       end
 
-      private
+      def on_start
+        start_thread
+      end
 
-      def check_thread
-        return unless @thread.alive?
+      private
 
-        @options[:logger].debug("buffer consuming thread died - restarting")
-        start_consuming
-      end
+      def start_thread
+        if @thread && @thread.alive?
+          @options[:logger].warn("Thread already alive, no need to restart")
+          return
+        end
 
-      def start_consuming
         @thread = Thread.new do
           buffer = []
           while (operation = @queue.pop(false))