Updates ddtrace dependency and switch to public tracing API

CHANGELOG.md

@@ -4,7 +4,8 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [1.0.0]
+- Updates ddtrace to the 1.X line and uses that version's `Datadog::Tracer` syntax
 
 ## [0.1.0]
 

datadog-queue-bus.gemspec

@@ -30,10 +30,10 @@ Gem::Specification.new do |spec|
   spec.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
   spec.require_paths = ['lib']
 
-  spec.add_dependency 'ddtrace', '~> 0.25'
+  spec.add_dependency 'ddtrace', '~> 1.0'
   spec.add_dependency 'queue-bus', '~> 0.6'
 
-  spec.add_development_dependency 'bundler', '~> 1.17'
+  spec.add_development_dependency 'bundler', '~> 2.4'
   spec.add_development_dependency 'rake', '~> 10.0'
   spec.add_development_dependency 'rspec', '~> 3.0'
   spec.add_development_dependency 'rubocop', '~> 0.72'

lib/datadog_queue_bus/middleware.rb

@@ -13,9 +13,10 @@ def call(attrs)
       resource += " event=#{event_type}" if event_type
       resource += " sub=#{sub_key}" if sub_key
 
-      Datadog.tracer.trace('queue-bus.worker',
-                           service: DatadogQueueBus.service_name,
-                           resource: resource) do |span|
+      # def trace(name, continue_from: nil, **span_options, &block)
+      Datadog::Tracing.trace('queue-bus.worker',
+                             service: DatadogQueueBus.service_name,
+                             resource: resource) do |span|
         attrs.keys.grep(/^bus_/).each do |key|
           span.set_tag("queue-bus.#{key}", attrs[key])
         end

lib/datadog_queue_bus/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module DatadogQueueBus
-  VERSION = '0.1.0'
+  VERSION = '1.0.0'
 end

spec/datadog_queue_bus/middleware_spec.rb

@@ -11,9 +11,10 @@
       'bus_class_proxy' => 'QueueBus::Driver'
     }
   end
+  let(:tracer) { Datadog::Tracing }
 
   it 'uses the class_proxy_class as the resource name' do
-    expect(Datadog.tracer)
+    expect(tracer)
       .to receive(:trace)
       .with('queue-bus.worker', hash_including(resource: 'QueueBus::Driver'))
     subject.call(attrs)
@@ -27,7 +28,7 @@
     end
 
     it 'sends the service name' do
-      expect(Datadog.tracer)
+      expect(tracer)
         .to receive(:trace)
         .with('queue-bus.worker', hash_including(service: name))
       subject.call(attrs)
@@ -40,7 +41,7 @@
     end
 
     it 'includes the event in the resource' do
-      expect(Datadog.tracer)
+      expect(tracer)
         .to receive(:trace)
         .with('queue-bus.worker',
               hash_including(resource: a_string_matching(/event=my_event/)))
@@ -54,7 +55,7 @@
     end
 
     it 'includes the sub key in the resource name' do
-      expect(Datadog.tracer)
+      expect(tracer)
         .to receive(:trace)
         .with('queue-bus.worker',
               hash_including(resource: a_string_matching(/sub=my_subscription/)))
@@ -69,7 +70,7 @@
 
     it 'includes all attributes that start with bus_' do
       span = spy('span')
-      expect(Datadog.tracer).to receive(:trace).and_yield(span)
+      expect(tracer).to receive(:trace).and_yield(span)
       subject.call(attrs)
       expect(span).to have_received(:set_tag).with('queue-bus.bus_class_proxy', 'QueueBus::Driver')
       expect(span).to have_received(:set_tag).with('queue-bus.bus_field', 'my_field')
@@ -83,7 +84,7 @@
 
     it 'includes all attributes that start with bus_' do
       span = spy('span')
-      expect(Datadog.tracer).to receive(:trace).and_yield(span)
+      expect(tracer).to receive(:trace).and_yield(span)
       subject.call(attrs)
       expect(span).to have_received(:set_tag).with('queue-bus.bus_class_proxy', 'QueueBus::Driver')
       expect(span).not_to have_received(:set_tag).with('queue-bus.user_id', 1234)