Add view_component integration for Datadog::Tracing

Matrixfile

@@ -293,6 +293,10 @@
     'redis-4'      => '✅ 2.5 / ✅ 2.6 / ✅ 2.7 / ✅ 3.0 / ✅ 3.1 / ✅ 3.2 / ✅ 3.3 / ✅ 3.4 / ✅ 3.5 / ✅ jruby',
     'redis-3'      => '✅ 2.5 / ✅ 2.6 / ✅ 2.7 / ✅ 3.0 / ✅ 3.1 / ✅ 3.2 / ✅ 3.3 / ✅ 3.4 / ✅ 3.5 / ✅ jruby',
   },
+  'view_component' => {
+    'view_component-3.23.2' => '❌ 2.5 / ❌ 2.6 / ✅ 2.7 / ✅ 3.0 / ✅ 3.1 / ✅ 3.2 / ✅ 3.3 / ✅ 3.4 / ✅ 3.5 / ✅ jruby',
+    'view_component-4' => '❌ 2.5 / ❌ 2.6 / ❌ 2.7 / ❌ 3.0 / ❌ 3.1 / ✅ 3.2 / ✅ 3.3 / ✅ 3.4 / ✅ 3.5 / ✅ jruby',
+  },
   'appsec:active_record' => {
     'relational_db' => '✅ 2.5 / ✅ 2.6 / ✅ 2.7 / ✅ 3.0 / ✅ 3.1 / ✅ 3.2 / ✅ 3.3 / ✅ 3.4 / ✅ 3.5 / ✅ jruby',
   },

Rakefile

@@ -286,7 +286,8 @@ namespace :spec do
     :stripe,
     :sucker_punch,
     :suite,
-    :trilogy
+    :trilogy,
+    :view_component
   ].each do |contrib|
     desc '' # "Explicitly hiding from `rake -T`"
     RSpec::Core::RakeTask.new(contrib) do |t, args|

appraisal/jruby-9.2.rb

@@ -270,6 +270,16 @@
   end
 end
 
+['3.23.2', '4'].each do |v|
+  appraise "view_component-#{v}" do
+    gem 'view_component', "~> #{v}"
+    gem "actionview"
+    gem "rails"
+    gem 'sprockets', '< 4'
+    gem 'pg'
+  end
+end
+
 appraise 'contrib-old' do
   gem 'presto-client', '>= 0.5.14' # Renamed to trino-client in >= 1.0
 end

appraisal/jruby-9.3.rb

@@ -243,6 +243,15 @@
   end
 end
 
+['3.23.2', '4'].each do |v|
+  appraise "view_component-#{v}" do
+    gem 'view_component', "~> #{v}"
+    gem "actionview"
+    gem "rails"
+    gem 'pg'
+  end
+end
+
 appraise 'contrib-old' do
   gem 'presto-client', '>= 0.5.14' # Renamed to trino-client in >= 1.0
 end

appraisal/jruby-9.4.rb

@@ -155,6 +155,15 @@
   end
 end
 
+['3.23.2', '4'].each do |v|
+  appraise "view_component-#{v}" do
+    gem 'view_component', "~> #{v}"
+    gem "actionview"
+    gem "rails"
+    gem 'pg'
+  end
+end
+
 appraise 'contrib-old' do
   gem 'presto-client', '>= 0.5.14' # Renamed to trino-client in >= 1.0
 end

appraisal/ruby-2.7.rb

@@ -244,6 +244,15 @@
   end
 end
 
+['3.23.2'].each do |v|
+  appraise "view_component-#{v}" do
+    gem 'view_component', "~> #{v}"
+    gem "actionview"
+    gem "rails"
+    gem 'pg'
+  end
+end
+
 appraise 'opentelemetry' do
   gem 'opentelemetry-sdk', '~> 1.1'
 end

appraisal/ruby-3.0.rb

@@ -168,6 +168,15 @@
   end
 end
 
+['3.23.2'].each do |v|
+  appraise "view_component-#{v}" do
+    gem 'view_component', "~> #{v}"
+    gem "actionview"
+    gem "rails"
+    gem 'pg'
+  end
+end
+
 appraise 'opentelemetry' do
   gem 'opentelemetry-sdk', '~> 1.1'
 end

appraisal/ruby-3.1.rb

@@ -165,6 +165,15 @@
   end
 end
 
+['3.23.2'].each do |v|
+  appraise "view_component-#{v}" do
+    gem 'view_component', "~> #{v}"
+    gem "actionview"
+    gem "rails"
+    gem 'pg'
+  end
+end
+
 appraise 'opentelemetry' do
   gem 'opentelemetry-sdk', '~> 1.1'
 end

appraisal/ruby-3.2.rb

@@ -210,6 +210,15 @@
   end
 end
 
+['3.23.2', '4'].each do |v|
+  appraise "view_component-#{v}" do
+    gem 'view_component', "~> #{v}"
+    gem "actionview"
+    gem "rails"
+    gem 'pg'
+  end
+end
+
 appraise 'opentelemetry' do
   gem 'opentelemetry-sdk', '~> 1.1'
 end

appraisal/ruby-3.3.rb

@@ -212,6 +212,16 @@
   end
 end
 
+
+['3.23.2', '4'].each do |v|
+  appraise "view_component-#{v}" do
+    gem 'view_component', "~> #{v}"
+    gem "actionview"
+    gem "rails"
+    gem 'pg'
+  end
+end
+
 appraise 'opentelemetry' do
   gem 'opentelemetry-sdk', '~> 1.1'
 end

appraisal/ruby-3.4.rb

@@ -225,6 +225,15 @@
   end
 end
 
+['3.23.2', '4'].each do |v|
+  appraise "view_component-#{v}" do
+    gem 'view_component', "~> #{v}"
+    gem "actionview"
+    gem "rails"
+    gem 'pg'
+  end
+end
+
 appraise 'opentelemetry' do
   gem 'opentelemetry-sdk', '~> 1.1'
 end

appraisal/ruby-3.5.rb

@@ -171,6 +171,15 @@
   end
 end
 
+['3.23.2', '4'].each do |v|
+  appraise "view_component-#{v}" do
+    gem 'view_component', "~> #{v}"
+    gem "actionview"
+    gem "rails"
+    gem 'pg'
+  end
+end
+
 appraise 'opentelemetry' do
   gem 'opentelemetry-sdk', '~> 1.1'
 end

lib/datadog/core/configuration/supported_configurations.rb

@@ -304,6 +304,7 @@ module Configuration
          "DD_TRACE_TRILOGY_ENABLED" => {version: ["A"]},
          "DD_TRACE_TRILOGY_PEER_SERVICE" => {version: ["A"]},
          "DD_TRACE_TRILOGY_SERVICE_NAME" => {version: ["A"]},
+         "DD_TRACE_VIEW_COMPONENT_ENABLED" => {version: ["A"]},
          "DD_TRACE_X_DATADOG_TAGS_MAX_LENGTH" => {version: ["A"]},
          "DD_VERSION" => {version: ["A"]},
          "OTEL_TRACES_SAMPLER_ARG" => {version: ["A"]}}.freeze

lib/datadog/tracing/contrib/view_component/configuration/settings.rb

@@ -0,0 +1,46 @@
+# frozen_string_literal: true
+
+require_relative '../../../configuration/settings'
+require_relative '../ext'
+
+module Datadog
+  module Tracing
+    module Contrib
+      module ViewComponent
+        module Configuration
+          # Custom settings for the ViewComponent integration
+          # @public_api
+          class Settings < Contrib::Configuration::Settings
+            option :enabled do |o|
+              o.type :bool
+              o.env Ext::ENV_ENABLED
+              o.default true
+            end
+
+            # @!visibility private
+            option :analytics_enabled do |o|
+              o.type :bool
+              o.env Ext::ENV_ANALYTICS_ENABLED
+              o.default false
+            end
+
+            # TODO: Rename to components_base_path when revisiting the ActionView refactor
+            # The ViewComponent and ActionView configurations should mirror each other, since they're generally
+            # run together. We may also need to revisit that the format is correct.
+            # see: https://github.com/DataDog/dd-trace-rb/pull/4977#discussion_r2440187824
+            option :service_name
+            option :component_base_path do |o|
+              o.type :string
+              o.default 'components/'
+            end
+
+            option :use_deprecated_instrumentation_name do |o|
+              o.type :bool
+              o.default false
+            end
+          end
+        end
+      end
+    end
+  end
+end