Class: ScoutApm::Instruments::RailsRouter

Inherits:
Object
  • Object
show all
Defined in:
lib/scout_apm/instruments/rails_router.rb

Instance Method Summary collapse

Instance Method Details

#initalize(logger = ScoutApm::Agent.instance.logger) ⇒ Object 



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# File 'lib/scout_apm/instruments/rails_router.rb', line 4

def initalize(logger=ScoutApm::Agent.instance.logger)
  @logger = logger
  @installed = false
end

#install ⇒ Object 



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# File 'lib/scout_apm/instruments/rails_router.rb', line 13

def install
  @installed = true

  if defined?(ActionDispatch) && defined?(ActionDispatch::Routing) && defined?(ActionDispatch::Routing::RouteSet)
    ActionDispatch::Routing::RouteSet.class_eval do
      def call_with_scout_instruments(*args)
        req = ScoutApm::RequestManager.lookup
        req.start_layer(ScoutApm::Layer.new("Router", "Rails"))

        begin
          call_without_scout_instruments(*args)
        ensure
          req.stop_layer
        end
      end

      alias call_without_scout_instruments call
      alias call call_with_scout_instruments
    end
  end
end

#installed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/scout_apm/instruments/rails_router.rb', line 9

def installed?
  @installed
end