Rakefile in profitbricks-0.5.1 vs Rakefile in profitbricks-0.9.0

@@ -1,31 +1,37 @@
 # -*- ruby -*-
 
 
 require 'rubygems'
-require 'hoe'
 require "rspec/core/rake_task"
 
 # Hoe.plugin :compiler
 # Hoe.plugin :gem_prelude_sucks
 # Hoe.plugin :inline
 # Hoe.plugin :racc
 # Hoe.plugin :rubyforge
-Hoe.plugin :git
-Hoe.plugin :gemspec
-Hoe.plugin :bundler
-Hoe.plugin :gemcutter
-Hoe.plugins.delete :rubyforge
+if defined?(RUBY_ENGINE) && RUBY_ENGINE == 'ruby'
+  require 'hoe'
+  Hoe.plugin :git
+  Hoe.plugin :gemspec
+  Hoe.plugin :bundler
+  Hoe.plugin :gemcutter
+  Hoe.plugins.delete :rubyforge
 
-Hoe.spec 'profitbricks' do
-  developer('Dominik Sander', '[e-mail]')
+  Hoe.spec 'profitbricks' do
+    developer('Dominik Sander', '[e-mail]')
 
-  self.readme_file = 'README.md'
-  self.history_file = 'CHANGELOG.md'
-  self.extra_deps << ["savon"]
-end
+    self.readme_file = 'README.md'
+    self.history_file = 'CHANGELOG.md'
+    self.extra_deps << ["savon"]
+  end
 
-task :prerelease => [:clobber, :check_manifest, :test]
-
+  task :prerelease => [:clobber, :check_manifest, :test]
+else
+  RSpec::Core::RakeTask.new(:spec) do |spec|
+    spec.pattern = 'spec/**/*_spec.rb'
+    spec.rspec_opts = ['--backtrace']
+  end
+end
 
 task :default => :spec
 task :test => :spec
\ No newline at end of file