Rakefile in global_session-3.0.5 vs Rakefile in global_session-3.1.0

@@ -1,9 +1,10 @@
 # -*-ruby-*-
 require 'rubygems'
 require 'rake'
 require 'right_develop'
+require 'right_support'
 require 'spec/rake/spectask'
 require 'rubygems/package_task'
 require 'rake/clean'
 require 'cucumber/rake/task'
 
@@ -15,31 +16,32 @@
   t.spec_opts = lambda do
     IO.readlines(File.join(File.dirname(__FILE__), 'spec', 'spec.opts')).map {|l| l.chomp.split " "}.flatten
   end
 end
 
-desc "run functional tests"
+desc "Run functional tests"
 Cucumber::Rake::Task.new do |t|
   t.cucumber_opts = %w{--tags ~@slow --color --format pretty}
 end
 
-require 'jeweler'
-Jeweler::Tasks.new do |gem|
-  # gem is a Gem::Specification; see http://docs.rubygems.org/read/chapter/20 for more options
-  gem.name = "global_session"
-  gem.homepage = "https://github.com/rightscale/global_session"
-  gem.license = "MIT"
-  gem.summary = %Q{Secure single-domain session sharing plugin for Rack and Rails.}
-  gem.description = %Q{This Rack middleware allows several web apps in an authentication domain to share session state, facilitating single sign-on in a distributed web app. It only provides session sharing and does not concern itself with authentication or replication of the user database.}
-  gem.email = "[e-mail]"
-  gem.authors = ['Tony Spataro']
-  gem.files.exclude 'Gemfile*'
-  gem.files.exclude 'features/**/*'
-  gem.files.exclude 'fixtures/**/*'
-  gem.files.exclude 'features/**/*'
-  gem.files.exclude 'spec/**/*'
+if require_succeeds? 'jeweler'
+  Jeweler::Tasks.new do |gem|
+    # gem is a Gem::Specification; see http://docs.rubygems.org/read/chapter/20 for more options
+    gem.name = "global_session"
+    gem.homepage = "https://github.com/rightscale/global_session"
+    gem.license = "MIT"
+    gem.summary = %Q{Secure single-domain session sharing plugin for Rack and Rails.}
+    gem.description = %Q{This Rack middleware allows several web apps in an authentication domain to share session state, facilitating single sign-on in a distributed web app. It only provides session sharing and does not concern itself with authentication or replication of the user database.}
+    gem.email = "[e-mail]"
+    gem.authors = ['Tony Spataro']
+    gem.files.exclude 'Gemfile*'
+    gem.files.exclude 'features/**/*'
+    gem.files.exclude 'fixtures/**/*'
+    gem.files.exclude 'features/**/*'
+    gem.files.exclude 'spec/**/*'
+  end
+  Jeweler::RubygemsDotOrgTasks.new
 end
-Jeweler::RubygemsDotOrgTasks.new
 
 CLEAN.include('pkg')
 
 RightDevelop::CI::RakeTask.new