updated dev dependencies & refactored for bundler 1.1

Rakefile

@@ -21,21 +21,19 @@ Cucumber::Rake::Task.new(:cucumber)
 # for cucumber features that create a sample project
 def in_example_app(command)
   Dir.chdir("./tmp/example_app/") do
-    Bundler.with_clean_env do
-      sh command
-    end
+    Bundler.clean_system command
   end
 end
 namespace :generate do
   desc "generate a fresh app with rspec installed"
   task :app do |t|
-    # unless File.directory?('./tmp/example_app')
-      sh "bundle exec rails new ./tmp/example_app -m 'features/templates/generate_example_app.rb' --skip-test-unit"
-      sh "cp 'features/templates/rspec.rake' ./tmp/example_app/lib/tasks"
-      in_example_app 'rake db:migrate'
-      in_example_app 'rails g rspec:install'
-      in_example_app 'bundle install'
-    # end
+    raise 'Bundler 1.1 is a development dependency to build ammeter. Please upgrade bundler.' unless Bundler::VERSION >= '1.1'
+
+    sh "bundle exec rails new ./tmp/example_app -m 'features/templates/generate_example_app.rb' --skip-test-unit"
+    sh "cp 'features/templates/rspec.rake' ./tmp/example_app/lib/tasks"
+    in_example_app 'rake db:migrate'
+    in_example_app 'rails g rspec:install'
+    in_example_app 'bundle install'
   end
 end
 

ammeter.gemspec

@@ -22,13 +22,13 @@ Gem::Specification.new do |s|
   s.add_runtime_dependency 'rspec',         '>= 2.2'
   s.add_runtime_dependency 'rspec-rails',   '>= 2.2'
 
-  s.add_development_dependency 'rails',    '>= 3.1'
-  s.add_development_dependency 'uglifier'
-  s.add_development_dependency 'rake'
-  s.add_development_dependency 'coffee-rails'
-  s.add_development_dependency 'sass-rails'
-  s.add_development_dependency 'jquery-rails'
-  s.add_development_dependency 'cucumber', '~> 0.10'
-  s.add_development_dependency 'aruba',    '~> 0.3'
-  s.add_development_dependency 'sqlite3',  '~> 1'
+  s.add_development_dependency 'rails',        '>= 3.1'
+  s.add_development_dependency 'uglifier',     '>= 1.2.4'
+  s.add_development_dependency 'rake',         '>= 0.9.2.2'
+  s.add_development_dependency 'coffee-rails', '>= 3.2.2'
+  s.add_development_dependency 'sass-rails',   '>= 3.2.5'
+  s.add_development_dependency 'jquery-rails', '>= 2.0.2'
+  s.add_development_dependency 'cucumber',     '>= 0.10'
+  s.add_development_dependency 'aruba',        '>= 0.3'
+  s.add_development_dependency 'sqlite3',      '>= 1'
 end