Handle stopping a nil worker_thread client (#72)

2019-05-14 21:35:52 -04:00 · 2019-05-14 21:35:52 -04:00 · e3c7820eb1
parent 38357d1757
commit e3c7820eb1
1 changed files with 1 additions and 1 deletions
--- a/lib/prometheus_exporter/client.rb
+++ b/lib/prometheus_exporter/client.rb
@ -124,7 +124,7 @@ module PrometheusExporter
      @mutex.synchronize do
        wait_for_empty_queue_with_timeout(wait_timeout_seconds)
        @worker_thread&.kill
-        while @worker_thread.alive?
+        while @worker_thread&.alive?
          sleep 0.001
        end
        @worker_thread = nil