Check that Sinatra::Base is in scope before instrumentating

instana · Mar 29, 2022 · 623cd38 · 623cd38
1 parent f6fb1b1
commit 623cd38
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/instana/activators/sinatra.rb b/lib/instana/activators/sinatra.rb
@@ -5,7 +5,7 @@ module Instana
   module Activators
     class Sinatra < Activator
       def can_instrument?
-        defined?(::Instana::Rack) && defined?(::Sinatra)
+        defined?(::Instana::Rack) && defined?(::Sinatra) && defined?(::Sinatra::Base)
       end
 
       def instrument