我無法執行sample_app gem文件

解析Gemfile時出錯：語法錯誤，意外tIDENTIFIER，期望keyword_do或'{'或'（' - ... m'database_cleaner'，git clone' git：//github.com/maccman/gd ... ...^ /home/phorekka/rails_project/sample_app/Gemfile：28：語法錯誤，意想不到的一元 - 期待keyword_do或'{'或'（' 。 ... AN/gdata.git」「foobar的」 --bare --no-硬鏈接 ... ^捆紮機不能從/家/ phorekka/rails_project/sample_app/Gemfile中繼續我無法執行sample_app gem文件

＃： 28 ＃------------------------------------------- ＃gem'cucumber -rails'，'1.3.0'，：require => false> gem'database_cleaner'，git clone'git：//github.com/maccman/gdata.git'「foobar」--bare --no-hardlinks

> Here is my gem file. 
 
source 'https://rubygems.org' 
 
ruby '2.0.0' 
 
#ruby-gemset=railstutorial_rails_4_0 
 

 
gem 'rails', '4.0.8' 
 
gem 'bootstrap-sass', '2.3.2.0' 
 
gem 'sprockets', '2.11.0' 
 
gem 'bcrypt-ruby', '3.1.2' 
 
gem 'faker', '1.1.2' 
 
gem 'will_paginate', '3.0.4' 
 
gem 'bootstrap-will_paginate', '0.0.9' 
 

 
group :development, :test do 
 
    gem 'sqlite3', '1.3.8' 
 
    gem 'rspec-rails', '2.13.1' 
 
    # The following optional lines are part of the advanced setup. 
 
    gem 'guard-rspec', '2.5.0' 
 
    gem 'spork-rails', '4.0.0' 
 
    gem 'guard-spork', '1.5.0' 
 
    gem 'childprocess', '0.3.6' 
 
end 
 

 
group :test do 
 
    gem 'selenium-webdriver', '2.35.1' 
 
    gem 'capybara', '2.1.0' 
 
    gem 'factory_girl_rails', '4.2.0' 
 
    gem 'cucumber-rails', '1.3.0', :require => false 
 
    gem 'database_cleaner', github: 'bmabey/database_cleaner' 
 

 
    # Uncomment this line on OS X. 
 
    #gem 'growl', '1.0.3' 
 

 
    # Uncomment these lines on Linux. 
 
    gem 'libnotify', '0.8.0' 
 

 
    # Uncomment these lines on Windows. 
 
    # gem 'rb-notifu', '0.0.4' 
 
    # gem 'win32console', '1.3.2' 
 
    # gem 'wdm', '0.1.0' 
 
end 
 

 
gem 'sass-rails', '4.0.1' 
 
gem 'uglifier', '2.1.1' 
 
gem 'coffee-rails', '4.0.1' 
 
gem 'jquery-rails', '3.0.4' 
 
gem 'turbolinks', '1.1.1' 
 
gem 'jbuilder', '1.0.2' 
 

 
group :doc do 
 
    gem 'sdoc', '0.3.20', require: false 
 
end 
 

 
group :production do 
 
    gem 'pg', '0.15.1' 
 
    gem 'rails_12factor', '0.0.2' 
 
end