Rakefile in jpeg-0.3.3 vs Rakefile in jpeg-0.4.0

@@ -1,57 +1,12 @@
-# encoding: utf-8
+require "bundler/gem_tasks"
+require "rspec/core/rake_task"
 
-require 'rubygems'
-require 'bundler'
-begin
-  Bundler.setup(:default, :development)
-rescue Bundler::BundlerError => e
-  $stderr.puts e.message
-  $stderr.puts "Run `bundle install` to install missing gems"
-  exit e.status_code
-end
-require 'rake'
+RSpec::Core::RakeTask.new(:spec)
 
-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 = "jpeg"
-  gem.homepage = "http://github.com/masarakki/jpeg"
-  gem.license = "MIT"
-  gem.summary = %Q{libjpeg wrapper for ruby}
-  gem.description = %Q{libjpeg wrapper for ruby}
-  gem.email = "[e-mail]"
-  gem.authors = ["masarakki"]
-  # dependencies defined in Gemfile
-end
-Jeweler::RubygemsDotOrgTasks.new
-
-require 'rspec/core'
-require 'rspec/core/rake_task'
-RSpec::Core::RakeTask.new(:spec) do |spec|
-  spec.pattern = FileList['spec/**/*_spec.rb']
-end
-
-RSpec::Core::RakeTask.new(:rcov) do |spec|
-  spec.pattern = 'spec/**/*_spec.rb'
-  spec.rcov = true
-end
-
 task :default => :spec
 
-require 'rdoc/task'
-Rake::RDocTask.new do |rdoc|
-  version = File.exist?('VERSION') ? File.read('VERSION') : ""
+require 'rake/extensiontask'
 
-  rdoc.rdoc_dir = 'rdoc'
-  rdoc.title = "jpeg #{version}"
-  rdoc.rdoc_files.include('README*')
-  rdoc.rdoc_files.include('lib/**/*.rb')
-end
-
-if RUBY_PLATFORM =~ /java/
-  require 'rake/javaextensiontask'
-  Rake::JavaExtensionTask.new('jpeg')
-else
-  require 'rake/extensiontask'
-  Rake::ExtensionTask.new('jpeg')
+Rake::ExtensionTask.new("jpeg") do |ext|
+  ext.lib_dir = "lib/jpeg"
 end