lib/fluent/plugin/monitoring.rb in fluent-plugin-google-cloud-0.7.15 vs lib/fluent/plugin/monitoring.rb in fluent-plugin-google-cloud-0.7.16

@@ -14,11 +14,11 @@
 
 module Monitoring
   # Base class for the monitoring registry.
   class BaseMonitoringRegistry
     def counter(_name, _desc)
-      _undefined
+      nil
     end
   end
 
   # Prometheus implementation of the monitoring registry, that uses the default
   # registry in the official Prometheus client library.
@@ -45,9 +45,13 @@
   class MonitoringRegistryFactory
     @known_registry_types = {
       PrometheusMonitoringRegistry.name =>
         PrometheusMonitoringRegistry
     }
+
+    def self.supports_monitoring_type(name)
+      @known_registry_types.key?(name)
+    end
 
     def self.create(name)
       (@known_registry_types[name] || BaseMonitoringRegistry).new
     end
   end