Rakefile in archruby-0.2.0 vs Rakefile in archruby-0.3.0

@@ -1,46 +1,92 @@
 require "bundler/gem_tasks"
+
+begin
+  require 'rspec/core/rake_task'
+
+  RSpec::Core::RakeTask.new(:spec)
+
+  task :default => :spec
+rescue LoadError
+  # no rspec available
+end
+
+def name
+  @name ||= File.basename(Dir['*.gemspec'].first, ".*")
+end
+
+def gemspec_file
+  "#{name}.gemspec"
+end
+
+def version
+  Archruby::VERSION
+end
+
+def gem_file
+  "#{name}-#{Gem::Version.new(version).to_s}.gem"
+end
+
+desc "Release #{name} v#{version}"
+task :release => :build do
+  unless `git branch` =~ /^\* master$/
+    puts "You must be on the master branch to release!"
+    exit!
+  end
+  sh "git commit --allow-empty -m 'Release :gem: #{version}'"
+  sh "git tag v#{version}"
+  sh "git push origin master"
+  sh "git push origin v#{version}"
+  sh "gem push pkg/#{name}-#{version}.gem"
+end
+
+desc "Build #{name} v#{version} into pkg/"
+task :build do
+  mkdir_p "pkg"
+  sh "gem build #{gemspec_file}"
+  sh "mv #{gem_file} pkg"
+end