Remove config.gem in favor of using the bundler. This makes config/boot.rb obsolete.

	The bundler library is at: http://github.com/wycats/bundler/ and is a rubygem.

14 files changed, 23 insertions, 726 deletions

diff --git a/railties/lib/rails/application.rb b/railties/lib/rails/application.rb
index 621f1c3878..521e1cafb6 100644
--- a/railties/lib/rails/application.rb
+++ b/railties/lib/rails/application.rb
@@ -57,13 +57,6 @@ module Rails
       $LOAD_PATH.uniq!
     end
 
-    # Bail if boot.rb is outdated
-    initializer :freak_out_if_boot_rb_is_outdated do
-      unless defined?(Rails::BOOTSTRAP_VERSION)
-        abort %{Your config/boot.rb is outdated: Run "rake rails:update".}
-      end
-    end
-
     # Requires all frameworks specified by the Configuration#frameworks
     # list. By default, all frameworks (Active Record, Active Support,
     # Action Pack, Action Mailer, and Active Resource) are loaded.
@@ -133,15 +126,6 @@ module Rails
       end
     end
 
-    initializer :add_gem_load_paths do
-      require 'rails/gem_dependency'
-      Rails::GemDependency.add_frozen_gem_path
-      unless config.gems.empty?
-        require "rubygems"
-        config.gems.each { |gem| gem.add_load_paths }
-      end
-    end
-
     # Preload all frameworks specified by the Configuration#frameworks.
     # Used by Passenger to ensure everything's loaded before forking and
     # to avoid autoload race conditions in JRuby.
diff --git a/railties/lib/rails/backtrace_cleaner.rb b/railties/lib/rails/backtrace_cleaner.rb
index 5507f40c0d..2f5632c3e4 100644
--- a/railties/lib/rails/backtrace_cleaner.rb
+++ b/railties/lib/rails/backtrace_cleaner.rb
@@ -1,5 +1,4 @@
 require 'active_support/backtrace_cleaner'
-require 'rails/gem_dependency'
 
 module Rails
   class BacktraceCleaner < ActiveSupport::BacktraceCleaner
@@ -36,9 +35,6 @@ module Rails
           # http://gist.github.com/30430
           add_filter { |line| line.sub(/(#{path})\/gems\/([a-z]+)-([0-9.]+)\/(.*)/, '\2 (\3) \4')}
         end
-
-        vendor_gems_path = Rails::GemDependency.unpacked_path.sub("#{Rails.root}/",'')
-        add_filter { |line| line.sub(/(#{vendor_gems_path})\/([a-z]+)-([0-9.]+)\/(.*)/, '\2 (\3) [v] \4')}
       end
   end
 
diff --git a/railties/lib/rails/gem_builder.rb b/railties/lib/rails/gem_builder.rb
deleted file mode 100644
index 79c61cc034..0000000000
--- a/railties/lib/rails/gem_builder.rb
+++ /dev/null
@@ -1,21 +0,0 @@
-require 'rubygems'
-require 'rubygems/installer'
-
-module Rails
-  
-  # this class hijacks the functionality of Gem::Installer by overloading its 
-  # initializer to only provide the information needed by 
-  # Gem::Installer#build_extensions (which happens to be what we have)
-  class GemBuilder < Gem::Installer
-
-    def initialize(spec, gem_dir)
-      @spec    = spec
-      @gem_dir = gem_dir
-    end
-
-    # silence the underlying builder
-    def say(message)
-    end
-
-  end
-end
diff --git a/railties/lib/rails/gem_dependency.rb b/railties/lib/rails/gem_dependency.rb
deleted file mode 100644
index 804bd75e55..0000000000
--- a/railties/lib/rails/gem_dependency.rb
+++ /dev/null
@@ -1,311 +0,0 @@
-require 'rails/vendor_gem_source_index'
-
-module Gem
-  def self.source_index=(index)
-    @@source_index = index
-  end
-end
-
-module Rails
-  class GemDependency < Gem::Dependency
-    attr_accessor :lib, :source, :dep
-
-    def self.unpacked_path
-      @unpacked_path ||= File.join(Rails.root, 'vendor', 'gems')
-    end
-
-    @@framework_gems = {}
-
-    def self.add_frozen_gem_path
-      @@paths_loaded ||= begin
-        source_index = Rails::VendorGemSourceIndex.new(Gem.source_index)
-        Gem.clear_paths
-        Gem.source_index = source_index
-        # loaded before us - we can't change them, so mark them
-        Gem.loaded_specs.each do |name, spec|
-          @@framework_gems[name] = spec
-        end
-        true
-      end
-    end
-
-    def self.from_directory_name(directory_name, load_spec=true)
-      directory_name_parts = File.basename(directory_name).split('-')
-      name    = directory_name_parts[0..-2].join('-')
-      version = directory_name_parts.last
-      result = self.new(name, :version => version)
-      spec_filename = File.join(directory_name, '.specification')
-      if load_spec
-        raise "Missing specification file in #{File.dirname(spec_filename)}. Perhaps you need to do a 'rake gems:refresh_specs'?" unless File.exists?(spec_filename)
-        spec = YAML::load_file(spec_filename)
-        result.specification = spec
-      end
-      result
-    rescue ArgumentError => e
-      raise "Unable to determine gem name and version from '#{directory_name}'"
-    end
-
-    def initialize(name, options = {})
-      require 'rubygems' unless Object.const_defined?(:Gem)
-
-      if options[:requirement]
-        req = options[:requirement]
-      elsif options[:version]
-        req = Gem::Requirement.create(options[:version])
-      else
-        req = Gem::Requirement.default
-      end
-
-      @lib      = options[:lib]
-      @source   = options[:source]
-      @loaded   = @frozen = @load_paths_added = false
-
-      super(name, req)
-    end
-
-    def add_load_paths
-      self.class.add_frozen_gem_path
-      return if @loaded || @load_paths_added
-      if framework_gem?
-        @load_paths_added = @loaded = @frozen = true
-        return
-      end
-      gem self
-      @spec = Gem.loaded_specs[name]
-      @frozen = @spec.loaded_from.include?(self.class.unpacked_path) if @spec
-      @load_paths_added = true
-    rescue Gem::LoadError
-    end
-
-    def dependencies
-      return [] if framework_gem?
-      return [] unless installed?
-      specification.dependencies.reject do |dependency|
-        dependency.type == :development
-      end.map do |dependency|
-        GemDependency.new(dependency.name, :requirement => dependency.version_requirements)
-      end
-    end
-
-    def specification
-      # code repeated from Gem.activate. Find a matching spec, or the currently loaded version.
-      # error out if loaded version and requested version are incompatible.
-      @spec ||= begin
-        matches = Gem.source_index.search(self)
-        matches << @@framework_gems[name] if framework_gem?
-        if Gem.loaded_specs[name] then
-          # This gem is already loaded.  If the currently loaded gem is not in the
-          # list of candidate gems, then we have a version conflict.
-          existing_spec = Gem.loaded_specs[name]
-          unless matches.any? { |spec| spec.version == existing_spec.version } then
-            raise Gem::Exception,
-                  "can't activate #{@dep}, already activated #{existing_spec.full_name}"
-          end
-          # we're stuck with it, so change to match
-          version_requirements = Gem::Requirement.create("=#{existing_spec.version}")
-          existing_spec
-        else
-          # new load
-          matches.last
-        end
-      end
-    end
-
-    def specification=(s)
-      @spec = s
-    end
-
-    def requirement
-      r = version_requirements
-      (r == Gem::Requirement.default) ? nil : r
-    end
-
-    def built?
-      return false unless frozen?
-
-      if vendor_gem?
-        specification.extensions.each do |ext|
-          makefile = File.join(unpacked_gem_directory, File.dirname(ext), 'Makefile')
-          return false unless File.exists?(makefile)
-        end
-      end
-
-      true
-    end
-
-    def framework_gem?
-      @@framework_gems.has_key?(name)
-    end
-
-    def frozen?
-      @frozen ||= vendor_rails? || vendor_gem?
-    end
-
-    def installed?
-      Gem.loaded_specs.keys.include?(name)
-    end
-
-    def load_paths_added?
-      # always try to add load paths - even if a gem is loaded, it may not
-      # be a compatible version (ie random_gem 0.4 is loaded and a later spec
-      # needs >= 0.5 - gem 'random_gem' will catch this and error out)
-      @load_paths_added
-    end
-
-    def loaded?
-      @loaded ||= begin
-        if vendor_rails?
-          true
-        elsif specification.nil?
-          false
-        else
-          # check if the gem is loaded by inspecting $"
-          # specification.files lists all the files contained in the gem
-          gem_files = specification.files
-          # select only the files contained in require_paths - typically in bin and lib
-          require_paths_regexp = Regexp.new("^(#{specification.require_paths*'|'})/")
-          gem_lib_files = gem_files.select { |f| require_paths_regexp.match(f) }
-          # chop the leading directory off - a typical file might be in
-          # lib/gem_name/file_name.rb, but it will be 'require'd as gem_name/file_name.rb
-          gem_lib_files.map! { |f| f.split('/', 2)[1] }
-          # if any of the files from the above list appear in $", the gem is assumed to
-          # have been loaded
-          !(gem_lib_files & $").empty?
-        end
-      end
-    end
-
-    def vendor_rails?
-      Gem.loaded_specs.has_key?(name) && Gem.loaded_specs[name].loaded_from.empty?
-    end
-
-    def vendor_gem?
-      specification && File.exists?(unpacked_gem_directory)
-    end
-
-    def build(options={})
-      require 'rails/gem_builder'
-      return if specification.nil?
-      if options[:force] || !built?
-        return unless File.exists?(unpacked_specification_filename)
-        spec = YAML::load_file(unpacked_specification_filename)
-        Rails::GemBuilder.new(spec, unpacked_gem_directory).build_extensions
-        puts "Built gem: '#{unpacked_gem_directory}'"
-      end
-      dependencies.each { |dep| dep.build(options) }
-    end
-
-    def install
-      unless installed?
-        cmd = "#{gem_command} #{install_command.join(' ')}"
-        puts cmd
-        puts %x(#{cmd})
-      end
-    end
-
-    def load
-      return if @loaded || @load_paths_added == false
-      require(@lib || name) unless @lib == false
-      @loaded = true
-    rescue LoadError
-      puts $!.to_s
-      $!.backtrace.each { |b| puts b }
-    end
-
-    def refresh
-      Rails::VendorGemSourceIndex.silence_spec_warnings = true
-      real_gems = Gem.source_index.installed_source_index
-      exact_dep = Gem::Dependency.new(name, "= #{specification.version}")
-      matches = real_gems.search(exact_dep)
-      installed_spec = matches.first
-      if frozen?
-        if installed_spec
-          # we have a real copy
-          # get a fresh spec - matches should only have one element
-          # note that there is no reliable method to check that the loaded
-          # spec is the same as the copy from real_gems - Gem.activate changes
-          # some of the fields
-          real_spec = Gem::Specification.load(matches.first.loaded_from)
-          write_specification(real_spec)
-          puts "Reloaded specification for #{name} from installed gems."
-        else
-          # the gem isn't installed locally - write out our current specs
-          write_specification(specification)
-          puts "Gem #{name} not loaded locally - writing out current spec."
-        end
-      else
-        if framework_gem?
-          puts "Gem directory for #{name} not found - check if it's loading before rails."
-        else
-          puts "Something bad is going on - gem directory not found for #{name}."
-        end
-      end
-    end
-
-    def unpack(options={})
-      unless frozen? || framework_gem?
-        FileUtils.mkdir_p unpack_base
-        Dir.chdir unpack_base do
-          Gem::GemRunner.new.run(unpack_command)
-        end
-        # Gem.activate changes the spec - get the original
-        real_spec = Gem::Specification.load(specification.loaded_from)
-        write_specification(real_spec)
-      end
-      dependencies.each { |dep| dep.unpack(options) } if options[:recursive]
-    end
-
-    def write_specification(spec)
-      # copy the gem's specification into GEMDIR/.specification so that
-      # we can access information about the gem on deployment systems
-      # without having the gem installed
-      File.open(unpacked_specification_filename, 'w') do |file|
-        file.puts spec.to_yaml
-      end
-    end
-
-    def ==(other)
-      self.name == other.name && self.requirement == other.requirement
-    end
-    alias_method :"eql?", :"=="
-
-    private
-
-      def gem_command
-        case RUBY_PLATFORM
-          when /win32/
-            'gem.bat'
-          when /java/
-            'jruby -S gem'
-          else
-            'gem'
-        end
-      end
-
-      def install_command
-        cmd = %w(install) << name
-        cmd << "--version" << %("#{requirement.to_s}") if requirement
-        cmd << "--source"  << @source  if @source
-        cmd
-      end
-
-      def unpack_command
-        cmd = %w(unpack) << name
-        cmd << "--version" << "= "+specification.version.to_s if requirement
-        cmd
-      end
-
-      def unpack_base
-        Rails::GemDependency.unpacked_path
-      end
-
-      def unpacked_gem_directory
-        File.join(unpack_base, specification.full_name)
-      end
-
-      def unpacked_specification_filename
-        File.join(unpacked_gem_directory, '.specification')
-      end
-
-  end
-end
diff --git a/railties/lib/rails/generators.rb b/railties/lib/rails/generators.rb
index 1010e51c94..d1bdbd5253 100644
--- a/railties/lib/rails/generators.rb
+++ b/railties/lib/rails/generators.rb
@@ -92,8 +92,6 @@ module Rails
           generator_path = File.join(spec.full_gem_path, "lib/generators")
           paths << generator_path if File.exist?(generator_path)
         end
-      elsif defined?(Rails.root)
-        paths += Dir[File.join(Rails.root, "vendor", "gems", "gems", "*", "lib", "generators")]
       end
 
       paths
diff --git a/railties/lib/rails/generators/rails/app/app_generator.rb b/railties/lib/rails/generators/rails/app/app_generator.rb
index 49b13cae2b..20843cd720 100644
--- a/railties/lib/rails/generators/rails/app/app_generator.rb
+++ b/railties/lib/rails/generators/rails/app/app_generator.rb
@@ -75,10 +75,6 @@ module Rails::Generators
       end
     end
 
-    def create_boot_file
-      copy_file "config/boot.rb"
-    end
-
     def create_activerecord_files
       return if options[:skip_activerecord]
       template "config/databases/#{options[:database]}.yml", "config/database.yml"
diff --git a/railties/lib/rails/generators/rails/app/templates/Gemfile b/railties/lib/rails/generators/rails/app/templates/Gemfile
index bcbaa432b7..abe8c1556c 100644
--- a/railties/lib/rails/generators/rails/app/templates/Gemfile
+++ b/railties/lib/rails/generators/rails/app/templates/Gemfile
@@ -5,6 +5,17 @@ gem "rails", "<%= Rails::VERSION::STRING %>"
 # Bundling edge rails:
 # gem "rails", "<%= Rails::VERSION::STRING %>", :git => "git://github.com/rails/rails.git"
 
-# You can list more dependencies here
-# gem "nokogiri"
-# gem "merb" # ;)
\ No newline at end of file
+# Specify gemcutter as a gem source
+# source "http://gemcutter.org"
+
+# Specify gems that this application depends on and have them installed with rake gems:install
+# gem "bj"
+# gem "hpricot", "0.6"
+# gem "sqlite3-ruby", :require_as => "sqlite3"
+# gem "aws-s3", :require_as => "aws/s3"
+
+# Specify gems that should only be required in certain environments
+# gem "rspec", :only => :test
+# only :test do
+#   gem "webrat"
+# end
\ No newline at end of file
diff --git a/railties/lib/rails/generators/rails/app/templates/config/application.rb b/railties/lib/rails/generators/rails/app/templates/config/application.rb
index cf786093ba..451dba86fb 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/application.rb
+++ b/railties/lib/rails/generators/rails/app/templates/config/application.rb
@@ -1,5 +1,12 @@
-# Bootstrap the Rails environment, frameworks, and default configuration
-require File.expand_path(File.join(File.dirname(__FILE__), 'boot'))
+begin
+  # Use Bundler
+  require File.expand_path("../../vendor/gems/environment", __FILE__)
+rescue LoadError
+  # Use Rubygems
+  require 'rubygems'
+end
+
+require 'rails'
 
 Rails::Initializer.run do |config|
   # Settings in config/environments/* take precedence over those specified here.
diff --git a/railties/lib/rails/generators/rails/app/templates/config/boot.rb b/railties/lib/rails/generators/rails/app/templates/config/boot.rb
deleted file mode 100644
index 928b195d8d..0000000000
--- a/railties/lib/rails/generators/rails/app/templates/config/boot.rb
+++ /dev/null
@@ -1,138 +0,0 @@
-# Don't change this file!
-# Configure your app in config/environment.rb and config/environments/*.rb
-
-module Rails
-  # Mark the version of Rails that generated the boot.rb file. This is
-  # a temporary solution and will most likely be removed as Rails 3.0
-  # comes closer.
-  BOOTSTRAP_VERSION = "3.0"
-
-  class << self
-    def boot!
-      unless booted?
-        root = File.expand_path('../..', __FILE__)
-        booter = File.exist?("#{root}/vendor/rails") ? VendorBoot : GemBoot
-        booter.new(root).run
-      end
-    end
-
-    def booted?
-      defined? Rails::Initializer
-    end
-  end
-
-  class Boot
-    def initialize(root)
-      @root = root
-    end
-
-    def run
-      preinitialize
-      set_load_paths
-      load_initializer
-    end
-
-    def preinitialize
-      path = "#{@root}/config/preinitializer.rb"
-      load(path) if File.exist?(path)
-    end
-
-    def set_load_paths
-      %w(
-        actionmailer/lib
-        actionpack/lib
-        activemodel/lib
-        activerecord/lib
-        activeresource/lib
-        activesupport/lib
-        railties/lib
-        railties
-      ).reverse_each do |path|
-        path = "#{framework_root_path}/#{path}"
-        $LOAD_PATH.unshift(path) if File.directory?(path)
-        $LOAD_PATH.uniq!
-      end
-    end
-
-    def framework_root_path
-      defined?(::RAILS_FRAMEWORK_ROOT) ? ::RAILS_FRAMEWORK_ROOT : "#{@root}/vendor/rails"
-    end
-  end
-
-  class VendorBoot < Boot
-    def load_initializer
-      require "rails"
-      install_gem_spec_stubs
-    end
-
-    def install_gem_spec_stubs
-      begin; require "rubygems"; rescue LoadError; return; end
-
-      %w(rails activesupport activerecord actionpack actionmailer activeresource).each do |stub|
-        Gem.loaded_specs[stub] ||= Gem::Specification.new do |s|
-          s.name = stub
-          s.version = Rails::VERSION::STRING
-          s.loaded_from = ""
-        end
-      end
-    end
-  end
-
-  class GemBoot < Boot
-    def load_initializer
-      load_rubygems
-      load_rails_gem
-      require 'rails'
-    end
-
-    def load_rails_gem
-      if version = gem_version
-        gem 'rails', version
-      else
-        gem 'rails'
-      end
-    rescue Gem::LoadError => load_error
-      $stderr.puts %(Missing the Rails #{version} gem. Please `gem install -v=#{version} rails`, update your RAILS_GEM_VERSION setting in config/environment.rb for the Rails version you do have installed, or comment out RAILS_GEM_VERSION to use the latest version installed.)
-      exit 1
-    end
-
-    def rubygems_version
-      Gem::RubyGemsVersion rescue nil
-    end
-
-    def gem_version
-      if defined? RAILS_GEM_VERSION
-        RAILS_GEM_VERSION
-      elsif ENV.include?('RAILS_GEM_VERSION')
-        ENV['RAILS_GEM_VERSION']
-      else
-        parse_gem_version(read_environment_rb)
-      end
-    end
-
-    def load_rubygems
-      min_version = '1.3.2'
-      require 'rubygems'
-      unless rubygems_version >= min_version
-        $stderr.puts %Q(Rails requires RubyGems >= #{min_version} (you have #{rubygems_version}). Please `gem update --system` and try again.)
-        exit 1
-      end
-
-    rescue LoadError
-      $stderr.puts %Q(Rails requires RubyGems >= #{min_version}. Please install RubyGems and try again: http://rubygems.rubyforge.org)
-      exit 1
-    end
-
-    def parse_gem_version(text)
-      $1 if text =~ /^[^#]*RAILS_GEM_VERSION\s*=\s*["']([!~<>=]*\s*[\d.]+)["']/
-    end
-
-    private
-      def read_environment_rb
-        File.read("#{@root}/config/environment.rb")
-      end
-  end
-end
-
-# All that for this:
-Rails.boot!
diff --git a/railties/lib/rails/initializer.rb b/railties/lib/rails/initializer.rb
index 070a385052..2ad1e52746 100644
--- a/railties/lib/rails/initializer.rb
+++ b/railties/lib/rails/initializer.rb
@@ -4,7 +4,6 @@ require 'rails/initializable'
 require 'rails/application'
 require 'rails/railties_path'
 require 'rails/version'
-require 'rails/gem_dependency'
 require 'rails/rack'
 require 'rails/paths'
 require 'rails/core'
diff --git a/railties/lib/rails/tasks.rb b/railties/lib/rails/tasks.rb
index 148a3d4d30..82113a297c 100644
--- a/railties/lib/rails/tasks.rb
+++ b/railties/lib/rails/tasks.rb
@@ -6,7 +6,6 @@ $VERBOSE = nil
   databases
   documentation
   framework
-  gems
   log
   middleware
   misc
diff --git a/railties/lib/rails/tasks/framework.rake b/railties/lib/rails/tasks/framework.rake
index 3d7e4b5453..1611d1d94d 100644
--- a/railties/lib/rails/tasks/framework.rake
+++ b/railties/lib/rails/tasks/framework.rake
@@ -100,11 +100,6 @@ namespace :rails do
       generator.invoke(method)
     end
 
-    desc "Update config/boot.rb from your current rails install"
-    task :configs do
-      invoke_from_app_generator :create_boot_file
-    end
-
     desc "Update Prototype javascripts from your current rails install"
     task :javascripts do
       invoke_from_app_generator :create_prototype_files
diff --git a/railties/lib/rails/tasks/gems.rake b/railties/lib/rails/tasks/gems.rake
deleted file mode 100644
index 1903efd5f6..0000000000
--- a/railties/lib/rails/tasks/gems.rake
+++ /dev/null
@@ -1,78 +0,0 @@
-desc "List the gems that this rails application depends on"
-task :gems => 'gems:base' do
-  Rails.configuration.gems.each do |gem|
-    print_gem_status(gem)
-  end
-  puts
-  puts "I = Installed"
-  puts "F = Frozen"
-  puts "R = Framework (loaded before rails starts)"
-end
-
-namespace :gems do
-  task :base do
-    $gems_rake_task = true
-    require 'rubygems'
-    require 'rubygems/gem_runner'
-    Rake::Task[:environment].invoke
-  end
-
-  desc "Build any native extensions for unpacked gems"
-  task :build do
-    $gems_build_rake_task = true
-    frozen_gems.each { |gem| gem.build }
-  end
-
-  namespace :build do
-    desc "Force the build of all gems"
-    task :force do
-      $gems_build_rake_task = true
-      frozen_gems.each { |gem| gem.build(:force => true) }
-    end
-  end
-
-  desc "Installs all required gems."
-  task :install => :base do
-    current_gems.each { |gem| gem.install }
-  end
-
-  desc "Unpacks all required gems into vendor/gems."
-  task :unpack => :install do
-    current_gems.each { |gem| gem.unpack }
-  end
-
-  namespace :unpack do
-    desc "Unpacks all required gems and their dependencies into vendor/gems."
-    task :dependencies => :install do
-      current_gems.each { |gem| gem.unpack(:recursive => true) }
-    end
-  end
-
-  desc "Regenerate gem specifications in correct format."
-  task :refresh_specs do
-    frozen_gems(false).each { |gem| gem.refresh }
-  end
-end
-
-def current_gems
-  gems = Rails.configuration.gems
-  gems = gems.select { |gem| gem.name == ENV['GEM'] } unless ENV['GEM'].blank?
-  gems
-end
-
-def frozen_gems(load_specs=true)
-  Dir[File.join(Rails.root, 'vendor', 'gems', '*-*')].map do |gem_dir|
-    Rails::GemDependency.from_directory_name(gem_dir, load_specs)
-  end
-end
-
-def print_gem_status(gem, indent=1)
-  code = case
-    when gem.framework_gem? then 'R'
-    when gem.frozen?        then 'F'
-    when gem.installed?     then 'I'
-    else                         ' '
-  end
-  puts "   "*(indent-1)+" - [#{code}] #{gem.name} #{gem.requirement.to_s}"
-  gem.dependencies.each { |g| print_gem_status(g, indent+1) }
-end
diff --git a/railties/lib/rails/vendor_gem_source_index.rb b/railties/lib/rails/vendor_gem_source_index.rb
deleted file mode 100644
index 5b7721f303..0000000000
--- a/railties/lib/rails/vendor_gem_source_index.rb
+++ /dev/null
@@ -1,140 +0,0 @@
-require 'rubygems'
-require 'yaml'
-
-module Rails
-
-  class VendorGemSourceIndex
-    # VendorGemSourceIndex acts as a proxy for the Gem source index, allowing
-    # gems to be loaded from vendor/gems. Rather than the standard gem repository format,
-    # vendor/gems contains unpacked gems, with YAML specifications in .specification in
-    # each gem directory.
-    include Enumerable
-
-    attr_reader :installed_source_index
-    attr_reader :vendor_source_index
-
-    @@silence_spec_warnings = false
-
-    def self.silence_spec_warnings
-      @@silence_spec_warnings
-    end
-
-    def self.silence_spec_warnings=(v)
-      @@silence_spec_warnings = v
-    end
-
-    def initialize(installed_index, vendor_dir=Rails::GemDependency.unpacked_path)
-      @installed_source_index = installed_index
-      @vendor_dir = vendor_dir
-      refresh!
-    end
-
-    def refresh!
-      # reload the installed gems
-      @installed_source_index.refresh!
-      vendor_gems = {}
-
-      # handle vendor Rails gems - they are identified by having loaded_from set to ""
-      # we add them manually to the list, so that other gems can find them via dependencies
-      Gem.loaded_specs.each do |n, s|
-        next unless s.loaded_from.empty?
-        vendor_gems[s.full_name] = s
-      end
-
-      # load specifications from vendor/gems
-      Dir[File.join(Rails::GemDependency.unpacked_path, '*')].each do |d|
-        dir_name = File.basename(d)
-        dir_version = version_for_dir(dir_name)
-        spec = load_specification(d)
-        if spec
-          if spec.full_name != dir_name
-            # mismatched directory name and gem spec - produced by 2.1.0-era unpack code
-            if dir_version
-              # fix the spec version - this is not optimal (spec.files may be wrong)
-              # but it's better than breaking apps. Complain to remind users to get correct specs.
-              # use ActiveSupport::Deprecation.warn, as the logger is not set yet
-              $stderr.puts("config.gem: Unpacked gem #{dir_name} in vendor/gems has a mismatched specification file."+
-                           " Run 'rake gems:refresh_specs' to fix this.") unless @@silence_spec_warnings
-              spec.version = dir_version
-            else
-              $stderr.puts("config.gem: Unpacked gem #{dir_name} in vendor/gems is not in a versioned directory"+
-                           "(should be #{spec.full_name}).") unless @@silence_spec_warnings
-              # continue, assume everything is OK
-            end
-          end
-        else
-          # no spec - produced by early-2008 unpack code
-          # emulate old behavior, and complain.
-          $stderr.puts("config.gem: Unpacked gem #{dir_name} in vendor/gems has no specification file."+
-                       " Run 'rake gems:refresh_specs' to fix this.") unless @@silence_spec_warnings
-          if dir_version
-            spec = Gem::Specification.new
-            spec.version = dir_version
-            spec.require_paths = ['lib']
-            ext_path = File.join(d, 'ext')
-            spec.require_paths << 'ext' if File.exist?(ext_path)
-            spec.name = /^(.*)-[^-]+$/.match(dir_name)[1]
-            files = ['lib']
-            # set files to everything in lib/
-            files += Dir[File.join(d, 'lib', '*')].map { |v| v.gsub(/^#{d}\//, '') }
-            files += Dir[File.join(d, 'ext', '*')].map { |v| v.gsub(/^#{d}\//, '') } if ext_path
-            spec.files = files
-          else
-            $stderr.puts("config.gem: Unpacked gem #{dir_name} in vendor/gems not in a versioned directory."+
-                         " Giving up.") unless @@silence_spec_warnings
-            next
-          end
-        end
-        spec.loaded_from = File.join(d, '.specification')
-        # finally, swap out full_gem_path
-        # it would be better to use a Gem::Specification subclass, but the YAML loads an explicit class
-        class << spec
-          def full_gem_path
-            path = File.join installation_path, full_name
-            return path if File.directory? path
-            File.join installation_path, original_name
-          end
-        end
-        vendor_gems[File.basename(d)] = spec
-      end
-      @vendor_source_index = Gem::SourceIndex.new(vendor_gems)
-    end
-
-    def version_for_dir(d)
-      matches = /-([^-]+)$/.match(d)
-      Gem::Version.new(matches[1]) if matches
-    end
-
-    def load_specification(gem_dir)
-      spec_file = File.join(gem_dir, '.specification')
-      YAML.load_file(spec_file) if File.exist?(spec_file)
-    end
-
-    def find_name(*args)
-      @installed_source_index.find_name(*args) + @vendor_source_index.find_name(*args)
-    end
-
-    def search(*args)
-      # look for vendor gems, and then installed gems - later elements take priority
-      @installed_source_index.search(*args) + @vendor_source_index.search(*args)
-    end
-
-    def each(&block)
-      @vendor_source_index.each(&block)
-      @installed_source_index.each(&block)
-    end
-
-    def add_spec(spec)
-      @vendor_source_index.add_spec spec
-    end
-
-    def remove_spec(spec)
-      @vendor_source_index.remove_spec spec
-    end
-
-    def size
-      @vendor_source_index.size + @installed_source_index.size
-    end
-
-  end
-end