Class: Logtail::Integrations::ActionView::LogSubscriber::LogtailLogSubscriber

Inherits:
ActionView::LogSubscriber
  • Object
show all
Defined in:
lib/logtail-rails/action_view/log_subscriber/logtail_log_subscriber.rb

Overview

The log subscriber that replaces the default ‘ActionView::LogSubscriber`. The intent of this subscriber is to, as transparently as possible, properly track events that are being logged here.

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.attach_to ⇒ Object 



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# File 'lib/logtail-rails/action_view/log_subscriber/logtail_log_subscriber.rb', line 70

def self.attach_to(*)
  super

  if ::Rails::VERSION::MAJOR > 7 || ::Rails::VERSION::MAJOR == 7 && ::Rails::VERSION::MINOR >= 1
    # Clean extra listeners subscribed in parent's attach_to method
    ::ActiveSupport::Notifications.notifier.listeners_for("render_template.action_view")
      .concat(::ActiveSupport::Notifications.notifier.listeners_for("render_layout.action_view")).flatten
      .filter { |listener| listener.delegate.class == ::ActionView::LogSubscriber::Start }
      .each { |listener| ActiveSupport::Notifications.unsubscribe(listener) }
  end
end

Instance Method Details

#render_collection(event) ⇒ Object 



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# File 'lib/logtail-rails/action_view/log_subscriber/logtail_log_subscriber.rb', line 48

def render_collection(event)
  return true if silence?

  if respond_to?(:render_count, true)
    info do
      identifier = event.payload[:identifier] || "templates"
      full_name = from_rails_root(identifier)
      message = "  Rendered collection of #{full_name}" \
        " #{render_count(event.payload)} (#{event.duration.round(1)}ms)"

      Events::TemplateRender.new(
        name: full_name,
        duration_ms: event.duration,
        message: message
      )
    end
  else
    # Older versions of rails delegate this method to #render_template
    render_template(event)
  end
end

#render_partial(event) ⇒ Object 



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# File 'lib/logtail-rails/action_view/log_subscriber/logtail_log_subscriber.rb', line 30

def render_partial(event)
  return true if silence?

  info do
    full_name = from_rails_root(event.payload[:identifier])
    message = "  Rendered #{full_name}"
    message << " within #{from_rails_root(event.payload[:layout])}" if event.payload[:layout]
    message << " (#{event.duration.round(1)}ms)"
    message << " #{cache_message(event.payload)}" if event.payload.key?(:cache_hit)

    Events::TemplateRender.new(
      name: full_name,
      duration_ms: event.duration,
      message: message
    )
  end
end

#render_template(event) ⇒ Object 



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# File 'lib/logtail-rails/action_view/log_subscriber/logtail_log_subscriber.rb', line 12

def render_template(event)
  return true if silence?

  info do
    full_name = from_rails_root(event.payload[:identifier])
    message = "  Rendered #{full_name}"
    message << " within #{from_rails_root(event.payload[:layout])}" if event.payload[:layout]
    message << " (#{event.duration.round(1)}ms)"

    Events::TemplateRender.new(
      name: full_name,
      duration_ms: event.duration,
      message: message
    )
  end
end