running on rails3 edge

running on rails3 edge

git submodule add git://github.com/rails/rails.git vendor/rails
git submodule add git://github.com/rack/rack.git vendor/rack
git submodule add git://github.com/rails/arel.git vendor/arel

ruby vendor/rails/bin/rails new . --dev

#Generated Gemfile
#gem 'rails', :path => '/Users/zjia/.rvm/gems/ruby-1.9.2-p0/gems'
#gem 'arel',  :git => 'git://github.com/rails/arel.git'


bundle check
bundle install

#Updating
cd vendor/rails
git remote update
git merge origin/master
rake rails:update

#initialize the git submodules. This is quite easy:
git submodule init
git submodule update

-------
Gemfile
-------

gem 'rails', :path => 'vendor/rails'
gem 'rack', :path => 'vendor/rack'
gem 'arel', :path => 'vendor/arel'

gem 'sqlite3-ruby', :require => 'sqlite3'

# Use unicorn as the web server
# gem 'unicorn'

# Deploy with Capistrano
# gem 'capistrano'

# To use debugger
gem 'ruby-debug19'

# Bundle the extra gems:
# gem 'bj'
# gem 'nokogiri'
# gem 'sqlite3-ruby', :require => 'sqlite3'
# gem 'aws-s3', :require => 'aws/s3'

# Bundle gems for the local environment. Make sure to
# put test-only gems in this group so their generators
# and rake tasks are available in development mode:
# group :development, :test do
#   gem 'webrat'
# end