Rakefile in gis-distance-1.1.0 vs Rakefile in gis-distance-1.2.0

@@ -1,17 +1,18 @@
 require 'rake'
 require 'rake/clean'
 require 'rbconfig'
 require 'rspec/core/rake_task'
+require 'rubocop/rake_task'
 
-CLEAN.include('**/*.gem', '**/*.log')
+CLEAN.include('**/*.gem', '**/*.log', '**/*.lock')
 
 namespace 'gem' do
   desc 'Create the gis-distance gem'
   task :create => [:clean] do
     require 'rubygems/package'
-    spec = eval(IO.read('gis-distance.gemspec'))
+    spec = Gem::Specification.load('gis-distance.gemspec')
     spec.signing_key = File.join(Dir.home, '.ssh', 'gem-private_key.pem')
     Gem::Package.build(spec)
   end
 
   desc 'Install the gis-distance gem'
@@ -19,9 +20,16 @@
     file = Dir["*.gem"].first
     sh "gem install -l #{file}"
   end
 end
 
+RuboCop::RakeTask.new
+
 desc "Run the test suite"
 RSpec::Core::RakeTask.new(:spec)
+
+# Clean up afterwards
+Rake::Task[:spec].enhance do
+  Rake::Task[:clean].invoke
+end
 
 task :default => :spec