久しぶりにRailsなんて触っちゃってみる
sudo gem install rails
こんなエラーが出るかもしれない。
Installing ri documentation for rails-3.1.3... File not found: lib
Rdocを新しいやついれれば解決。
sudo gem install rdoc
プロジェクト作成&サーバー起動!
rails new hogehoge
cd hogehoge
rails server
こんなエラーが出るかもしれない。
/usr/local/lib/ruby/gems/1.9.1/gems/execjs-1.2.9/lib/execjs/runtimes.rb:47:in `autodetect': Could not find a JavaScript runtime. See https://github.com/sstephenson/execjs for a list of available runtimes. (ExecJS::RuntimeUnavailable) from /usr/local/lib/ruby/gems/1.9.1/gems/execjs-1.2.9/lib/execjs.rb:5:in `<module:ExecJS>' from /usr/local/lib/ruby/gems/1.9.1/gems/execjs-1.2.9/lib/execjs.rb:4:in `<top (required)>' from /usr/local/lib/ruby/gems/1.9.1/gems/coffee-script-2.2.0/lib/coffee_script.rb:1:in `require' from /usr/local/lib/ruby/gems/1.9.1/gems/coffee-script-2.2.0/lib/coffee_script.rb:1:in `<top (required)>' from /usr/local/lib/ruby/gems/1.9.1/gems/coffee-script-2.2.0/lib/coffee-script.rb:1:in `require' from /usr/local/lib/ruby/gems/1.9.1/gems/coffee-script-2.2.0/lib/coffee-script.rb:1:in `<top (required)>' from /usr/local/lib/ruby/gems/1.9.1/gems/coffee-rails-3.1.1/lib/coffee-rails.rb:1:in `require' from /usr/local/lib/ruby/gems/1.9.1/gems/coffee-rails-3.1.1/lib/coffee-rails.rb:1:in `<top (required)>' from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.21/lib/bundler/runtime.rb:68:in `require' from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.21/lib/bundler/runtime.rb:68:in `block (2 levels) in require' from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.21/lib/bundler/runtime.rb:66:in `each' from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.21/lib/bundler/runtime.rb:66:in `block in require' from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.21/lib/bundler/runtime.rb:55:in `each' from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.21/lib/bundler/runtime.rb:55:in `require' from /usr/local/lib/ruby/gems/1.9.1/gems/bundler-1.0.21/lib/bundler.rb:122:in `require' from /hogehoge/config/application.rb:7:in `<top (required)>' from /usr/local/lib/ruby/gems/1.9.1/gems/railties-3.1.3/lib/rails/commands.rb:52:in `require' from /usr/local/lib/ruby/gems/1.9.1/gems/railties-3.1.3/lib/rails/commands.rb:52:in `block in <top (required)>' from /usr/local/lib/ruby/gems/1.9.1/gems/railties-3.1.3/lib/rails/commands.rb:49:in `tap' from /usr/local/lib/ruby/gems/1.9.1/gems/railties-3.1.3/lib/rails/commands.rb:49:in `<top (required)>' from script/rails:6:in `require' from script/rails:6:in `<main>'
https://github.com/sstephenson/execjs
のリストにあるJSエンジン入れろと言っているので
sudo apt-get install nodejs
再度実行!
rails server => Booting WEBrick => Rails 3.1.3 application starting in development on http://0.0.0.0:3000 => Call with -d to detach => Ctrl-C to shutdown server [2011-11-29 22:04:02] INFO WEBrick 1.3.1 [2011-11-29 22:04:02] INFO ruby 1.9.3 (2011-10-30) [i686-linux] [2011-11-29 22:04:02] INFO WEBrick::HTTPServer#start: pid=23096 port=3000
でとりあえず起動できたよ。