Move railties/lib/* into railties/lib/*

1 files changed, 78 insertions, 0 deletions

diff --git a/railties/lib/rails/tasks/gems.rake b/railties/lib/rails/tasks/gems.rake
new file mode 100644
index 0000000000..f1c34c7cca
--- /dev/null
+++ b/railties/lib/rails/tasks/gems.rake
@@ -0,0 +1,78 @@
+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