fixup! Add Datadog APM tracing support

Author: carlhoerberg

src/amqproxy/cli.cr

@@ -147,10 +147,10 @@ class AMQProxy::CLI
     Signal::TERM.trap &->self.initiate_shutdown(Signal)
 
     tracer : Tracer = if @datadog_enabled
-                        DatadogTracer.new(@datadog_service_name, @datadog_env, AMQProxy::VERSION, @datadog_agent_host, @datadog_agent_port)
-                      else
-                        NilTracer.new
-                      end
+      DatadogTracer.new(@datadog_service_name, @datadog_env, AMQProxy::VERSION, @datadog_agent_host, @datadog_agent_port)
+    else
+      NilTracer.new
+    end
     server = @server = AMQProxy::Server.new(u.hostname || "", port, tls, @idle_connection_timeout, tracer)
 
     HTTPServer.new(server, @listen_address, @http_port.to_i)