instance method `instrument`

Ruby on Rails 7.0.10

Since v3.0.20

Available in: v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

instrument(name, payload = {})

Given a block, instrument it by measuring the time taken to execute and publish it. Without a block, simply send a message via the notifier. Notice that events get sent even if an error occurs in the passed-in block.

Parameters

name req
payload opt = {}

Source

# File activesupport/lib/active_support/notifications/instrumenter.rb, line 20
      def instrument(name, payload = {})
        # some of the listeners might have state
        listeners_state = start name, payload
        begin
          yield payload if block_given?
        rescue Exception => e
          payload[:exception] = [e.class.name, e.message]
          payload[:exception_object] = e
          raise e
        ensure
          finish_with_state listeners_state, name, payload
        end
      end

Defined in activesupport/lib/active_support/notifications/instrumenter.rb line 20 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveSupport::Notifications::Instrumenter

Signature

Parameters