Module: ViewComponent::Instrumentation

Defined in:
lib/view_component/instrumentation.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(mod) ⇒ Object 



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# File 'lib/view_component/instrumentation.rb', line 7

def self.included(mod)
  mod.prepend(self) unless self <= ViewComponent::Instrumentation
end

Instance Method Details

#around_render ⇒ Object 



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# File 'lib/view_component/instrumentation.rb', line 32

def around_render
  result = super
  @__vc_instrumentation_view_identifier = current_template&.path
  result
end

#render_in(view_context, &block) ⇒ Object 



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# File 'lib/view_component/instrumentation.rb', line 11

def render_in(view_context, &block)
  return super if !Rails.application.config.view_component.instrumentation_enabled.present?

  payload = {
    name: self.class.name,
    identifier: self.class.identifier,
    view_identifier: nil
  }

  ActiveSupport::Notifications.instrument(
    "render.view_component",
    payload
  ) do
    result = super
    payload[:view_identifier] = @__vc_instrumentation_view_identifier
    result
  end
ensure
  @__vc_instrumentation_view_identifier = nil
end