feat: load pact/v2 into namespace

Author: YOU54F

.rspec

@@ -1,3 +1,2 @@
 --color
 --format progress
---require spec_helper

lib/pact.rb

@@ -1,6 +1,13 @@
-require 'pact/support'
-require 'pact/version'
-require 'pact/configuration'
-require 'pact/consumer'
-require 'pact/provider'
-require 'pact/consumer_contract'
+
+# Selective loading of pact v1 and v2 based on environment variables
+if ENV['PACT_RUBY_V1_ENABLE'] != 'false'
+  require 'pact/support'
+  require 'pact/version'
+  require 'pact/configuration'
+  require 'pact/consumer'
+  require 'pact/provider'
+  require 'pact/consumer_contract'
+end
+if ENV['PACT_RUBY_V2_ENABLE'] == 'true'
+  require 'pact/v2'
+end

tasks/spec.rake

@@ -1,17 +1,19 @@
-RSpec::Core::RakeTask.new(:spec)
-
+RSpec::Core::RakeTask.new(:spec) do |t|
+  t.pattern = 'spec/**/*_spec.rb'
+  t.exclude_pattern = 'spec/pact/**/*_spec.rb,spec/v2/**/*_spec.rb'
+end
 # Need to run this in separate process because left over state from
 # testing the actual pact framework messes up the tests that actually
 # use pact.
-RSpec::Core::RakeTask.new('spec:provider') do | task |
-  task.pattern = "spec/service_providers/**/*_test.rb"
+RSpec::Core::RakeTask.new('spec:provider') do |task|
+  task.pattern = 'spec/service_providers/**/*_test.rb'
 end
 
 task :set_active_support_on do
-  ENV["LOAD_ACTIVE_SUPPORT"] = 'true'
+  ENV['LOAD_ACTIVE_SUPPORT'] = 'true'
 end
 
-desc "This is to ensure that the gem still works even when active support JSON is loaded."
-task :spec_with_active_support => [:set_active_support_on] do
+desc 'This is to ensure that the gem still works even when active support JSON is loaded.'
+task spec_with_active_support: [:set_active_support_on] do
   Rake::Task['spec'].execute
 end