module NewRelic::Agent::Instrumentation::ViewComponent

Constants

INSTRUMENTATION_NAME

Public Instance Methods

metric_name(identifier, component) click to toggle source
# File lib/new_relic/agent/instrumentation/view_component/instrumentation.rb, line 25
def metric_name(identifier, component)
  "View/#{metric_path(identifier)}/#{component}"
end
metric_path(identifier) click to toggle source
# File lib/new_relic/agent/instrumentation/view_component/instrumentation.rb, line 29
def metric_path(identifier)
  return 'component' unless identifier

  if (parts = identifier.split('/')).size > 1
    parts[-2..-1].join('/') # Get filepath by assuming the Rails' structure: app/components/home/example_component.rb
  else
    NewRelic::Agent::UNKNOWN_METRIC
  end
end
render_in_with_tracing(*args) { || ... } click to toggle source
# File lib/new_relic/agent/instrumentation/view_component/instrumentation.rb, line 9
def render_in_with_tracing(*args)
  NewRelic::Agent.record_instrumentation_invocation(INSTRUMENTATION_NAME)

  begin
    segment = NewRelic::Agent::Tracer.start_segment(
      name: metric_name(self.class.identifier, self.class.name)
    )
    yield
  rescue => e
    NewRelic::Agent.notice_error(e)
    raise
  ensure
    segment&.finish
  end
end