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# File 'lib/heimdall_apm/agent.rb', line 45
def start(options = {})
return unless context.config.value('enabled')
require 'heimdall_apm/instruments/active_record' if defined?(ActiveRecord)
require 'heimdall_apm/instruments/action_controller' if defined?(ActionController)
require 'heimdall_apm/instruments/elasticsearch' if defined?(Elasticsearch)
if (options[:app])
require 'heimdall_apm/instruments/middleware'
options[:app].config.middleware.insert_after Rack::Cors, HeimdallApm::Instruments::Middleware
end
at_exit { stop }
context.started!
@background_thread = Thread.new { background_run }
end
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