Make it possible to run all tests again locally

Author: mcmire

Rakefile

@@ -1,6 +1,17 @@
 require "rspec/core/rake_task"
 require "bundler/gem_tasks"
 
+require_relative "support/current_bundle"
+
 RSpec::Core::RakeTask.new(:spec)
 
-task default: :spec
+task :default do
+  if SuperDiff::CurrentBundle.instance.appraisal_in_use?
+    sh "rake spec"
+  elsif ENV["CI"]
+    exec "appraisal install && appraisal rake --trace"
+  else
+    appraisal = SuperDiff::CurrentBundle.instance.latest_appraisal
+    exec "appraisal install && appraisal #{appraisal.name} rake --trace"
+  end
+end

support/current_bundle.rb

@@ -27,6 +27,10 @@ def assert_appraisal!
       end
     end
 
+    def appraisal_in_use?
+      !current_appraisal.nil?
+    end
+
     def current_appraisal
       if path
         available_appraisals.find do |appraisal|
@@ -43,10 +47,6 @@ def latest_appraisal
 
     private
 
-    def appraisal_in_use?
-      !current_appraisal.nil?
-    end
-
     def path
       Bundler.default_gemfile
     end