Revert "Manually merged from https://github.com/rubygems/rubygems/pull/2636"

31a6eaabc1 is obsoleted with
  https://github.com/rubygems/rubygems/pull/3820

lib/rubygems.rb

@@ -1185,7 +1185,6 @@ An Array (#{env.inspect}) was passed in from #{caller[3]}
   # methods, and then we switch over to `class << self` here. Pick one or the
   # other.
   class << self
-
     ##
     # RubyGems distributors (like operating system package managers) can
     # disable RubyGems update by setting this to error message printed to
@@ -1308,7 +1307,6 @@ An Array (#{env.inspect}) was passed in from #{caller[3]}
     def default_gem_load_paths
       @default_gem_load_paths ||= $LOAD_PATH[load_path_insert_index..-1]
     end
-
   end
 
   ##

lib/rubygems/available_set.rb

@@ -1,6 +1,5 @@
 # frozen_string_literal: true
 class Gem::AvailableSet
-
   include Enumerable
 
   Tuple = Struct.new(:spec, :source)
@@ -162,5 +161,4 @@ class Gem::AvailableSet
   def inject_into_list(dep_list)
     @set.each {|t| dep_list.add t.spec }
   end
-
 end

lib/rubygems/basic_specification.rb

@@ -4,7 +4,6 @@
 # used by both Specification and StubSpecification.
 
 class Gem::BasicSpecification
-
   ##
   # Allows installation of extensions for git: gems.
 
@@ -39,10 +38,8 @@ class Gem::BasicSpecification
   end
 
   class << self
-
     extend Gem::Deprecate
     rubygems_deprecate :default_specifications_dir, "Gem.default_specifications_dir"
-
   end
 
   ##
@@ -345,5 +342,4 @@ class Gem::BasicSpecification
       false
     end
   end
-
 end

lib/rubygems/command.rb

@@ -17,7 +17,6 @@ require_relative 'user_interaction'
 # A very good example to look at is Gem::Commands::ContentsCommand
 
 class Gem::Command
-
   include Gem::UserInteraction
 
   OptionParser.accept Symbol do |value|
@@ -652,7 +651,6 @@ RubyGems is a package manager for Ruby.
   HELP
 
   # :startdoc:
-
 end
 
 ##

lib/rubygems/command_manager.rb

@@ -32,7 +32,6 @@ require 'rubygems/text'
 # See Gem::Command for instructions on writing gem commands.
 
 class Gem::CommandManager
-
   include Gem::Text
   include Gem::UserInteraction
 
@@ -231,5 +230,4 @@ class Gem::CommandManager
       ui.backtrace e
     end
   end
-
 end

lib/rubygems/commands/build_command.rb

@@ -3,7 +3,6 @@ require 'rubygems/command'
 require 'rubygems/package'
 
 class Gem::Commands::BuildCommand < Gem::Command
-
   def initialize
     super 'build', 'Build a gem from a gemspec'
 
@@ -108,5 +107,4 @@ Gems can be saved to a specified filename with the output option:
       terminate_interaction 1
     end
   end
-
 end

lib/rubygems/commands/cert_command.rb

@@ -3,7 +3,6 @@ require 'rubygems/command'
 require 'rubygems/security'
 
 class Gem::Commands::CertCommand < Gem::Command
-
   def initialize
     super 'cert', 'Manage RubyGems certificates and signing settings',
           :add => [], :remove => [], :list => [], :build => [], :sign => []
@@ -312,5 +311,4 @@ For further reading on signing gems see `ri Gem::Security`.
     # It's simple, but is all we need
     email =~ /\A.+@.+\z/
   end
-
 end if defined?(OpenSSL::SSL)

lib/rubygems/commands/check_command.rb

@@ -5,7 +5,6 @@ require 'rubygems/validator'
 require 'rubygems/doctor'
 
 class Gem::Commands::CheckCommand < Gem::Command
-
   include Gem::VersionOption
 
   def initialize
@@ -90,5 +89,4 @@ specifications and will clean up gems that have been partially uninstalled.
   def usage # :nodoc:
     "#{program_name} [OPTIONS] [GEMNAME ...]"
   end
-
 end

lib/rubygems/commands/cleanup_command.rb

@@ -4,7 +4,6 @@ require 'rubygems/dependency_list'
 require 'rubygems/uninstaller'
 
 class Gem::Commands::CleanupCommand < Gem::Command
-
   def initialize
     super 'cleanup',
           'Clean up old versions of installed gems',
@@ -181,5 +180,4 @@ If no gems are named all gems in GEM_HOME are cleaned.
     # Restore path Gem::Uninstaller may have changed
     Gem.use_paths @original_home, *@original_path
   end
-
 end

lib/rubygems/commands/contents_command.rb

@@ -3,7 +3,6 @@ require 'rubygems/command'
 require 'rubygems/version_option'
 
 class Gem::Commands::ContentsCommand < Gem::Command
-
   include Gem::VersionOption
 
   def initialize
@@ -186,5 +185,4 @@ prefix or only the files that are requireable.
       [i, File.join(i, "specifications")]
     end.flatten
   end
-
 end

lib/rubygems/commands/dependency_command.rb

@@ -4,7 +4,6 @@ require 'rubygems/local_remote_options'
 require 'rubygems/version_option'
 
 class Gem::Commands::DependencyCommand < Gem::Command
-
   include Gem::LocalRemoteOptions
   include Gem::VersionOption
 
@@ -215,5 +214,4 @@ use with other commands.
       /\A#{Regexp.union(*args)}/
     end
   end
-
 end

lib/rubygems/commands/environment_command.rb

@@ -2,7 +2,6 @@
 require 'rubygems/command'
 
 class Gem::Commands::EnvironmentCommand < Gem::Command
-
   def initialize
     super 'environment', 'Display information about the RubyGems environment'
   end
@@ -172,5 +171,4 @@ lib/rubygems/defaults/operating_system.rb
 
     return nil
   end
-
 end

lib/rubygems/commands/fetch_command.rb

@@ -4,7 +4,6 @@ require 'rubygems/local_remote_options'
 require 'rubygems/version_option'
 
 class Gem::Commands::FetchCommand < Gem::Command
-
   include Gem::LocalRemoteOptions
   include Gem::VersionOption
 
@@ -73,5 +72,4 @@ then repackaging it.
       say "Downloaded #{spec.full_name}"
     end
   end
-
 end

lib/rubygems/commands/generate_index_command.rb

@@ -8,7 +8,6 @@ require 'rubygems/indexer'
 # See `gem help generate_index`
 
 class Gem::Commands::GenerateIndexCommand < Gem::Command
-
   def initialize
     super 'generate_index',
           'Generates the index files for a gem server directory',
@@ -83,5 +82,4 @@ Marshal::MINOR_VERSION constants.  It is used to ensure compatibility.
       end
     end
   end
-
 end

lib/rubygems/commands/help_command.rb

@@ -2,7 +2,6 @@
 require 'rubygems/command'
 
 class Gem::Commands::HelpCommand < Gem::Command
-
   # :stopdoc:
   EXAMPLES = <<-EOF.freeze
 Some examples of 'gem' usage.
@@ -370,5 +369,4 @@ platform.
       alert_warning "Unknown command #{command_name}. Try: gem help commands"
     end
   end
-
 end

lib/rubygems/commands/info_command.rb

@@ -4,7 +4,6 @@ require 'rubygems/command'
 require 'rubygems/query_utils'
 
 class Gem::Commands::InfoCommand < Gem::Command
-
   include Gem::QueryUtils
 
   def initialize
@@ -36,5 +35,4 @@ class Gem::Commands::InfoCommand < Gem::Command
   def defaults_str
     "--local"
   end
-
 end

lib/rubygems/commands/install_command.rb

@@ -12,7 +12,6 @@ require 'rubygems/version_option'
 # See `gem help install`
 
 class Gem::Commands::InstallCommand < Gem::Command
-
   attr_reader :installed_specs # :nodoc:
 
   include Gem::VersionOption
@@ -270,5 +269,4 @@ You can use `i` command instead of `install`.
     gems = @installed_specs.length == 1 ? 'gem' : 'gems'
     say "#{@installed_specs.length} #{gems} installed"
   end
-
 end

lib/rubygems/commands/list_command.rb

@@ -6,7 +6,6 @@ require 'rubygems/query_utils'
 # Searches for gems starting with the supplied argument.
 
 class Gem::Commands::ListCommand < Gem::Command
-
   include Gem::QueryUtils
 
   def initialize
@@ -39,5 +38,4 @@ To search for remote gems use the search command.
   def usage # :nodoc:
     "#{program_name} [REGEXP ...]"
   end
-
 end

lib/rubygems/commands/lock_command.rb

@@ -2,7 +2,6 @@
 require 'rubygems/command'
 
 class Gem::Commands::LockCommand < Gem::Command
-
   def initialize
     super 'lock', 'Generate a lockdown list of gems',
           :strict => false
@@ -106,5 +105,4 @@ lock it down to the exact version.
 
     gemspecs.find {|path| File.exist? path }
   end
-
 end

lib/rubygems/commands/mirror_command.rb

@@ -3,7 +3,6 @@ require 'rubygems/command'
 
 unless defined? Gem::Commands::MirrorCommand
   class Gem::Commands::MirrorCommand < Gem::Command
-
     def initialize
       super('mirror', 'Mirror all gem files (requires rubygems-mirror)')
       begin
@@ -22,6 +21,5 @@ The mirror command has been moved to the rubygems-mirror gem.
     def execute
       alert_error "Install the rubygems-mirror gem for the mirror command"
     end
-
   end
 end

lib/rubygems/commands/open_command.rb

@@ -3,7 +3,6 @@ require 'rubygems/command'
 require 'rubygems/version_option'
 
 class Gem::Commands::OpenCommand < Gem::Command
-
   include Gem::VersionOption
 
   def initialize
@@ -82,5 +81,4 @@ class Gem::Commands::OpenCommand < Gem::Command
 
     say "Unable to find gem '#{name}'"
   end
-
 end

lib/rubygems/commands/outdated_command.rb

@@ -5,7 +5,6 @@ require 'rubygems/spec_fetcher'
 require 'rubygems/version_option'
 
 class Gem::Commands::OutdatedCommand < Gem::Command
-
   include Gem::LocalRemoteOptions
   include Gem::VersionOption
 
@@ -30,5 +29,4 @@ update the gems with the update or install commands.
       say "#{spec.name} (#{spec.version} < #{remote_version})"
     end
   end
-
 end

lib/rubygems/commands/owner_command.rb

@@ -5,7 +5,6 @@ require 'rubygems/gemcutter_utilities'
 require 'rubygems/text'
 
 class Gem::Commands::OwnerCommand < Gem::Command
-
   include Gem::Text
   include Gem::LocalRemoteOptions
   include Gem::GemcutterUtilities
@@ -109,5 +108,4 @@ permission to.
       request.add_field "OTP", options[:otp] if options[:otp]
     end
   end
-
 end

lib/rubygems/commands/pristine_command.rb

@@ -5,7 +5,6 @@ require 'rubygems/installer'
 require 'rubygems/version_option'
 
 class Gem::Commands::PristineCommand < Gem::Command
-
   include Gem::VersionOption
 
   def initialize
@@ -188,5 +187,4 @@ extensions will be restored.
       say "Restored #{spec.full_name}"
     end
   end
-
 end

lib/rubygems/commands/push_command.rb

@@ -5,7 +5,6 @@ require 'rubygems/gemcutter_utilities'
 require 'rubygems/package'
 
 class Gem::Commands::PushCommand < Gem::Command
-
   include Gem::LocalRemoteOptions
   include Gem::GemcutterUtilities
 
@@ -104,5 +103,4 @@ The push command will use ~/.gem/credentials to authenticate to a server, but yo
       gem_metadata["allowed_push_host"]
     ]
   end
-
 end

lib/rubygems/commands/query_command.rb

@@ -4,7 +4,6 @@ require 'rubygems/query_utils'
 require 'rubygems/deprecate'
 
 class Gem::Commands::QueryCommand < Gem::Command
-
   extend Gem::Deprecate
   rubygems_deprecate_command
 
@@ -24,5 +23,4 @@ class Gem::Commands::QueryCommand < Gem::Command
 
     add_query_options
   end
-
 end

lib/rubygems/commands/rdoc_command.rb

@@ -5,7 +5,6 @@ require 'rubygems/rdoc'
 require 'fileutils'
 
 class Gem::Commands::RdocCommand < Gem::Command
-
   include Gem::VersionOption
 
   def initialize
@@ -93,5 +92,4 @@ Use --overwrite to force rebuilding of documentation.
       end
     end
   end
-
 end

lib/rubygems/commands/search_command.rb

@@ -3,7 +3,6 @@ require 'rubygems/command'
 require 'rubygems/query_utils'
 
 class Gem::Commands::SearchCommand < Gem::Command
-
   include Gem::QueryUtils
 
   def initialize
@@ -38,5 +37,4 @@ To list local gems use the list command.
   def usage # :nodoc:
     "#{program_name} [REGEXP]"
   end
-
 end

lib/rubygems/commands/server_command.rb

@@ -3,7 +3,6 @@ require 'rubygems/command'
 require 'rubygems/server'
 
 class Gem::Commands::ServerCommand < Gem::Command
-
   def initialize
     super 'server', 'Documentation and gem repository HTTP server',
           :port => 8808, :gemdir => [], :daemon => false
@@ -82,5 +81,4 @@ You can set up a shortcut to gem server documentation using the URL:
     options[:gemdir] = Gem.path if options[:gemdir].empty?
     Gem::Server.run options
   end
-
 end

lib/rubygems/commands/setup_command.rb

@@ -6,7 +6,6 @@ require 'rubygems/command'
 # RubyGems checkout or tarball.
 
 class Gem::Commands::SetupCommand < Gem::Command
-
   HISTORY_HEADER = /^===\s*[\d.a-zA-Z]+\s*\/\s*\d{4}-\d{2}-\d{2}\s*$/.freeze
   VERSION_MATCHER = /^===\s*([\d.a-zA-Z]+)\s*\/\s*\d{4}-\d{2}-\d{2}\s*$/.freeze
 
@@ -736,5 +735,4 @@ abort "#{deprecation_message}"
   def bin_file_names
     @bin_file_names ||= []
   end
-
 end

lib/rubygems/commands/signin_command.rb

@@ -3,7 +3,6 @@ require 'rubygems/command'
 require 'rubygems/gemcutter_utilities'
 
 class Gem::Commands::SigninCommand < Gem::Command
-
   include Gem::GemcutterUtilities
 
   def initialize
@@ -31,5 +30,4 @@ class Gem::Commands::SigninCommand < Gem::Command
   def execute
     sign_in options[:host]
   end
-
 end

lib/rubygems/commands/signout_command.rb

@@ -2,7 +2,6 @@
 require 'rubygems/command'
 
 class Gem::Commands::SignoutCommand < Gem::Command
-
   def initialize
     super 'signout', 'Sign out from all the current sessions.'
   end
@@ -29,5 +28,4 @@ class Gem::Commands::SignoutCommand < Gem::Command
       say 'You have successfully signed out from all sessions.'
     end
   end
-
 end

lib/rubygems/commands/sources_command.rb

@@ -5,7 +5,6 @@ require 'rubygems/spec_fetcher'
 require 'rubygems/local_remote_options'
 
 class Gem::Commands::SourcesCommand < Gem::Command
-
   include Gem::LocalRemoteOptions
 
   def initialize
@@ -220,5 +219,4 @@ To remove a source use the --remove argument:
       say "*** Unable to remove #{desc} source cache ***"
     end
   end
-
 end

lib/rubygems/commands/specification_command.rb

@@ -5,7 +5,6 @@ require 'rubygems/version_option'
 require 'rubygems/package'
 
 class Gem::Commands::SpecificationCommand < Gem::Command
-
   include Gem::LocalRemoteOptions
   include Gem::VersionOption
 
@@ -143,5 +142,4 @@ Specific fields in the specification can be extracted in YAML format:
       say "\n"
     end
   end
-
 end

lib/rubygems/commands/stale_command.rb

@@ -2,7 +2,6 @@
 require 'rubygems/command'
 
 class Gem::Commands::StaleCommand < Gem::Command
-
   def initialize
     super('stale', 'List gems along with access times')
   end
@@ -37,5 +36,4 @@ longer using.
       say "#{name} at #{atime.strftime '%c'}"
     end
   end
-
 end

lib/rubygems/commands/uninstall_command.rb

@@ -10,7 +10,6 @@ require 'fileutils'
 # See `gem help uninstall`
 
 class Gem::Commands::UninstallCommand < Gem::Command
-
   include Gem::VersionOption
 
   def initialize
@@ -195,5 +194,4 @@ that is a dependency of an existing gem.  You can use the
   def uninstall(gem_name)
     Gem::Uninstaller.new(gem_name, options).uninstall
   end
-
 end

lib/rubygems/commands/unpack_command.rb

@@ -13,7 +13,6 @@ module Gem::Security # :nodoc:
 end
 
 class Gem::Commands::UnpackCommand < Gem::Command
-
   include Gem::VersionOption
   include Gem::SecurityOption
 
@@ -173,5 +172,4 @@ command help for an example.
 
     path
   end
-
 end

lib/rubygems/commands/update_command.rb

@@ -10,7 +10,6 @@ require 'rubygems/install_message' # must come before rdoc for messaging
 require 'rubygems/rdoc'
 
 class Gem::Commands::UpdateCommand < Gem::Command
-
   include Gem::InstallUpdateOptions
   include Gem::LocalRemoteOptions
   include Gem::VersionOption
@@ -310,5 +309,4 @@ command to remove old versions.
 
     result
   end
-
 end

lib/rubygems/commands/which_command.rb

@@ -2,7 +2,6 @@
 require 'rubygems/command'
 
 class Gem::Commands::WhichCommand < Gem::Command
-
   def initialize
     super 'which', 'Find the location of a library file you can require',
           :search_gems_first => false, :show_all => false
@@ -85,5 +84,4 @@ requiring to see why it does not behave as you expect.
   def usage # :nodoc:
     "#{program_name} FILE [FILE ...]"
   end
-
 end

lib/rubygems/commands/yank_command.rb

@@ -5,7 +5,6 @@ require 'rubygems/version_option'
 require 'rubygems/gemcutter_utilities'
 
 class Gem::Commands::YankCommand < Gem::Command
-
   include Gem::LocalRemoteOptions
   include Gem::VersionOption
   include Gem::GemcutterUtilities
@@ -97,5 +96,4 @@ data you will need to change them immediately and yank your gem.
   def get_platform_from_requirements(requirements)
     Gem.platforms[1].to_s if requirements.key? :added_platform
   end
-
 end

lib/rubygems/config_file.rb

@@ -37,7 +37,6 @@ require 'rbconfig'
 # - per environment (gemrc files listed in the GEMRC environment variable)
 
 class Gem::ConfigFile
-
   include Gem::UserInteraction
 
   DEFAULT_BACKTRACE = false
@@ -497,5 +496,4 @@ if you believe they were disclosed to a third party.
       end
     end
   end
-
 end

lib/rubygems/core_ext/kernel_warn.rb

@@ -11,9 +11,7 @@ if RUBY_VERSION >= "2.5"
     remove_method :warn
 
     class << self
-
       remove_method :warn
-
     end
 
     module_function define_method(:warn) {|*messages, **kw|

lib/rubygems/dependency.rb

@@ -3,7 +3,6 @@
 # The Dependency class holds a Gem name and a Gem::Requirement.
 
 class Gem::Dependency
-
   ##
   # Valid dependency types.
   #--
@@ -344,5 +343,4 @@ class Gem::Dependency
       :released
     end
   end
-
 end

lib/rubygems/dependency_installer.rb

@@ -12,7 +12,6 @@ require 'rubygems/deprecate'
 # Installs a gem along with all its dependencies from local and remote gems.
 
 class Gem::DependencyInstaller
-
   include Gem::UserInteraction
   extend Gem::Deprecate
 
@@ -335,5 +334,4 @@ class Gem::DependencyInstaller
 
     request_set
   end
-
 end

lib/rubygems/dependency_list.rb

@@ -17,7 +17,6 @@ require 'rubygems/deprecate'
 # this class necessary anymore?  Especially #ok?, #why_not_ok?
 
 class Gem::DependencyList
-
   attr_reader :specs
 
   include Enumerable
@@ -240,5 +239,4 @@ class Gem::DependencyList
   def active_count(specs, ignored)
     specs.count {|spec| ignored[spec.full_name].nil? }
   end
-
 end

lib/rubygems/doctor.rb

@@ -12,7 +12,6 @@ require 'rubygems/user_interaction'
 # removing the bogus specification.
 
 class Gem::Doctor
-
   include Gem::UserInteraction
 
   ##
@@ -129,5 +128,4 @@ class Gem::Doctor
   rescue Errno::ENOENT
     # ignore
   end
-
 end

lib/rubygems/errors.rb

@@ -13,13 +13,11 @@ module Gem
   # already activated gems or that RubyGems is otherwise unable to activate.
 
   class LoadError < ::LoadError
-
     # Name of gem
     attr_accessor :name
 
     # Version requirement of gem
     attr_accessor :requirement
-
   end
 
   ##
@@ -27,7 +25,6 @@ module Gem
   # system.  Instead of rescuing from this class, make sure to rescue from the
   # superclass Gem::LoadError to catch all types of load errors.
   class MissingSpecError < Gem::LoadError
-
     def initialize(name, requirement, extra_message=nil)
       @name        = name
       @requirement = requirement
@@ -45,7 +42,6 @@ module Gem
       total = Gem::Specification.stubs.size
       "Could not find '#{name}' (#{requirement}) among #{total} total gem(s)\n"
     end
-
   end
 
   ##
@@ -53,7 +49,6 @@ module Gem
   # not the requested version. Instead of rescuing from this class, make sure to
   # rescue from the superclass Gem::LoadError to catch all types of load errors.
   class MissingSpecVersionError < MissingSpecError
-
     attr_reader :specs
 
     def initialize(name, requirement, specs)
@@ -70,13 +65,11 @@ module Gem
       names = specs.map(&:full_name)
       "Could not find '#{name}' (#{requirement}) - did find: [#{names.join ','}]\n"
     end
-
   end
 
   # Raised when there are conflicting gem specs loaded
 
   class ConflictError < LoadError
-
     ##
     # A Hash mapping conflicting specifications to the dependencies that
     # caused the conflict
@@ -101,7 +94,6 @@ module Gem
 
       super("Unable to activate #{target.full_name}, because #{reason}")
     end
-
   end
 
   class ErrorReason; end
@@ -113,7 +105,6 @@ module Gem
   # in figuring out why a gem couldn't be installed.
   #
   class PlatformMismatch < ErrorReason
-
     ##
     # the name of the gem
     attr_reader :name
@@ -151,7 +142,6 @@ module Gem
          @platforms.size == 1 ? '' : 's',
          @platforms.join(' ,')]
     end
-
   end
 
   ##
@@ -159,7 +149,6 @@ module Gem
   # data from a source
 
   class SourceFetchProblem < ErrorReason
-
     ##
     # Creates a new SourceFetchProblem for the given +source+ and +error+.
 
@@ -190,6 +179,5 @@ module Gem
     # The "exception" alias allows you to call raise on a SourceFetchProblem.
 
     alias exception error
-
   end
 end

lib/rubygems/exceptions.rb

@@ -19,7 +19,6 @@ class Gem::DependencyRemovalException < Gem::Exception; end
 # and #conflicting_dependencies
 
 class Gem::DependencyResolutionError < Gem::DependencyError
-
   attr_reader :conflict
 
   def initialize(conflict)
@@ -32,25 +31,20 @@ class Gem::DependencyResolutionError < Gem::DependencyError
   def conflicting_dependencies
     @conflict.conflicting_dependencies
   end
-
 end
 
 ##
 # Raised when attempting to uninstall a gem that isn't in GEM_HOME.
 
 class Gem::GemNotInHomeException < Gem::Exception
-
   attr_accessor :spec
-
 end
 
 ###
 # Raised when removing a gem with the uninstall command fails
 
 class Gem::UninstallError < Gem::Exception
-
   attr_accessor :spec
-
 end
 
 class Gem::DocumentError < Gem::Exception; end
@@ -64,7 +58,6 @@ class Gem::EndOfYAMLException < Gem::Exception; end
 # operating on the given directory.
 
 class Gem::FilePermissionError < Gem::Exception
-
   attr_reader :directory
 
   def initialize(directory)
@@ -72,15 +65,12 @@ class Gem::FilePermissionError < Gem::Exception
 
     super "You don't have write permissions for the #{directory} directory."
   end
-
 end
 
 ##
 # Used to raise parsing and loading errors
 class Gem::FormatException < Gem::Exception
-
   attr_accessor :file_path
-
 end
 
 class Gem::GemNotFoundException < Gem::Exception; end
@@ -89,7 +79,6 @@ class Gem::GemNotFoundException < Gem::Exception; end
 # Raised by the DependencyInstaller when a specific gem cannot be found
 
 class Gem::SpecificGemNotFoundException < Gem::GemNotFoundException
-
   ##
   # Creates a new SpecificGemNotFoundException for a gem with the given +name+
   # and +version+.  Any +errors+ encountered when attempting to find the gem
@@ -117,7 +106,6 @@ class Gem::SpecificGemNotFoundException < Gem::GemNotFoundException
   # Errors encountered attempting to find the gem.
 
   attr_reader :errors
-
 end
 
 ##
@@ -125,7 +113,6 @@ end
 # inability to find a valid possible spec for a request.
 
 class Gem::ImpossibleDependenciesError < Gem::Exception
-
   attr_reader :conflicts
   attr_reader :request
 
@@ -153,17 +140,14 @@ class Gem::ImpossibleDependenciesError < Gem::Exception
   def dependency
     @request.dependency
   end
-
 end
 
 class Gem::InstallError < Gem::Exception; end
 class Gem::RuntimeRequirementNotMetError < Gem::InstallError
-
   attr_accessor :suggestion
   def message
     [suggestion, super].compact.join("\n\t")
   end
-
 end
 
 ##
@@ -205,7 +189,6 @@ class Gem::VerificationError < Gem::Exception; end
 # exit_code
 
 class Gem::SystemExitException < SystemExit
-
   ##
   # The exit code for the process
 
@@ -219,7 +202,6 @@ class Gem::SystemExitException < SystemExit
 
     super "Exiting RubyGems with exit_code #{exit_code}"
   end
-
 end
 
 ##
@@ -227,7 +209,6 @@ end
 # there is no spec.
 
 class Gem::UnsatisfiableDependencyError < Gem::DependencyError
-
   ##
   # The unsatisfiable dependency.  This is a
   # Gem::Resolver::DependencyRequest, not a Gem::Dependency
@@ -272,7 +253,6 @@ class Gem::UnsatisfiableDependencyError < Gem::DependencyError
   def version
     @dependency.requirement
   end
-
 end
 
 ##

lib/rubygems/ext/builder.rb

@@ -8,7 +8,6 @@
 require_relative '../user_interaction'
 
 class Gem::Ext::Builder
-
   include Gem::UserInteraction
 
   ##
@@ -227,5 +226,4 @@ EOF
 
     destination
   end
-
 end

lib/rubygems/ext/cmake_builder.rb

@@ -2,7 +2,6 @@
 require_relative '../command'
 
 class Gem::Ext::CmakeBuilder < Gem::Ext::Builder
-
   def self.build(extension, dest_path, results, args=[], lib_dir=nil)
     unless File.exist?('Makefile')
       cmd = "cmake . -DCMAKE_INSTALL_PREFIX=#{dest_path}"
@@ -15,5 +14,4 @@ class Gem::Ext::CmakeBuilder < Gem::Ext::Builder
 
     results
   end
-
 end

lib/rubygems/ext/configure_builder.rb

@@ -6,7 +6,6 @@
 #++
 
 class Gem::Ext::ConfigureBuilder < Gem::Ext::Builder
-
   def self.build(extension, dest_path, results, args=[], lib_dir=nil)
     unless File.exist?('Makefile')
       cmd = "sh ./configure --prefix=#{dest_path}"
@@ -19,5 +18,4 @@ class Gem::Ext::ConfigureBuilder < Gem::Ext::Builder
 
     results
   end
-
 end

lib/rubygems/ext/ext_conf_builder.rb

@@ -8,7 +8,6 @@
 require 'shellwords'
 
 class Gem::Ext::ExtConfBuilder < Gem::Ext::Builder
-
   def self.build(extension, dest_path, results, args=[], lib_dir=nil)
     require 'fileutils'
     require 'tempfile'
@@ -92,5 +91,4 @@ class Gem::Ext::ExtConfBuilder < Gem::Ext::Builder
     path[0..Dir.pwd.length - 1] = '.' if path.start_with?(Dir.pwd)
     path
   end
-
 end

lib/rubygems/ext/rake_builder.rb

@@ -8,7 +8,6 @@
 require "shellwords"
 
 class Gem::Ext::RakeBuilder < Gem::Ext::Builder
-
   def self.build(extension, dest_path, results, args=[], lib_dir=nil)
     if File.basename(extension) =~ /mkrf_conf/i
       run([Gem.ruby, File.basename(extension), *args], results)
@@ -31,5 +30,4 @@ class Gem::Ext::RakeBuilder < Gem::Ext::Builder
 
     results
   end
-
 end

lib/rubygems/gem_runner.rb

@@ -24,7 +24,6 @@ Gem.load_env_plugins rescue nil
 # classes they call directly.
 
 class Gem::GemRunner
-
   def initialize
     @command_manager_class = Gem::CommandManager
     @config_file_class = Gem::ConfigFile
@@ -75,7 +74,6 @@ class Gem::GemRunner
     Gem.use_paths Gem.configuration[:gemhome], Gem.configuration[:gempath]
     Gem::Command.extra_args = Gem.configuration[:gem]
   end
-
 end
 
 Gem.load_plugins

lib/rubygems/indexer.rb

@@ -8,7 +8,6 @@ require 'tmpdir'
 # Top level class for building the gem repository index.
 
 class Gem::Indexer
-
   include Gem::UserInteraction
 
   ##
@@ -424,5 +423,4 @@ class Gem::Indexer
       Marshal.dump specs_index, io
     end
   end
-
 end

lib/rubygems/installer.rb

@@ -28,7 +28,6 @@ require 'fileutils'
 # file.  See Gem.pre_install and Gem.post_install for details.
 
 class Gem::Installer
-
   extend Gem::Deprecate
 
   ##
@@ -73,7 +72,6 @@ class Gem::Installer
   @install_lock = Mutex.new
 
   class << self
-
     ##
     # True if we've warned about PATH not including Gem.bindir
 
@@ -98,7 +96,6 @@ class Gem::Installer
     def exec_format
       @exec_format ||= Gem.default_exec_format
     end
-
   end
 
   ##
@@ -111,7 +108,6 @@ class Gem::Installer
   end
 
   class FakePackage
-
     attr_accessor :spec
 
     attr_accessor :dir_mode
@@ -137,7 +133,6 @@ class Gem::Installer
 
     def copy_to(path)
     end
-
   end
 
   ##
@@ -963,5 +958,4 @@ TEXT
 
     raise Gem::FilePermissionError.new(dir) unless File.writable? dir
   end
-
 end

lib/rubygems/installer_test_case.rb

@@ -3,7 +3,6 @@ require 'rubygems/test_case'
 require 'rubygems/installer'
 
 class Gem::Installer
-
   ##
   # Available through requiring rubygems/installer_test_case
 
@@ -58,14 +57,12 @@ class Gem::Installer
   # Available through requiring rubygems/installer_test_case
 
   attr_writer :wrappers
-
 end
 
 ##
 # A test case for Gem::Installer.
 
 class Gem::InstallerTestCase < Gem::TestCase
-
   def setup
     super
 
@@ -246,5 +243,4 @@ class Gem::InstallerTestCase < Gem::TestCase
     end
     @@symlink_supported
   end
-
 end

lib/rubygems/mock_gem_ui.rb

@@ -6,27 +6,22 @@ require 'rubygems/user_interaction'
 # retrieval during tests.
 
 class Gem::MockGemUi < Gem::StreamUI
-
   ##
   # Raised when you haven't provided enough input to your MockGemUi
 
   class InputEOFError < RuntimeError
-
     def initialize(question)
       super "Out of input for MockGemUi on #{question.inspect}"
     end
-
   end
 
   class TermError < RuntimeError
-
     attr_reader :exit_code
 
     def initialize(exit_code)
       super
       @exit_code = exit_code
     end
-
   end
   class SystemExitException < RuntimeError; end
 
@@ -87,5 +82,4 @@ class Gem::MockGemUi < Gem::StreamUI
     raise TermError, status if status != 0
     raise SystemExitException
   end
-
 end

lib/rubygems/name_tuple.rb

@@ -5,7 +5,6 @@
 # wrap the data returned from the indexes.
 
 class Gem::NameTuple
-
   def initialize(name, version, platform="ruby")
     @name = name
     @version = version
@@ -119,5 +118,4 @@ class Gem::NameTuple
   def hash
     to_a.hash
   end
-
 end

lib/rubygems/package.rb

@@ -47,13 +47,11 @@ require 'rubygems/user_interaction'
 require 'zlib'
 
 class Gem::Package
-
   include Gem::UserInteraction
 
   class Error < Gem::Exception; end
 
   class FormatError < Error
-
     attr_reader :path
 
     def initialize(message, source = nil)
@@ -65,16 +63,13 @@ class Gem::Package
 
       super message
     end
-
   end
 
   class PathError < Error
-
     def initialize(destination, destination_dir)
       super "installing into parent path %s of %s is not allowed" %
               [destination, destination_dir]
     end
-
   end
 
   class NonSeekableIO < Error; end
@@ -711,7 +706,6 @@ EOM
   rescue Zlib::GzipFile::Error => e
     raise Gem::Package::FormatError.new(e.message, entry.full_name)
   end
-
 end
 
 require 'rubygems/package/digest_io'

lib/rubygems/package/digest_io.rb

@@ -3,7 +3,6 @@
 # IO wrapper that creates digests of contents written to the IO it wraps.
 
 class Gem::Package::DigestIO
-
   ##
   # Collected digests for wrapped writes.
   #
@@ -60,5 +59,4 @@ class Gem::Package::DigestIO
 
     result
   end
-
 end

lib/rubygems/package/file_source.rb

@@ -7,7 +7,6 @@
 # object to `Gem::Package.new`.
 
 class Gem::Package::FileSource < Gem::Package::Source # :nodoc: all
-
   attr_reader :path
 
   def initialize(path)
@@ -29,5 +28,4 @@ class Gem::Package::FileSource < Gem::Package::Source # :nodoc: all
   def with_read_io(&block)
     File.open path, 'rb', &block
   end
-
 end

lib/rubygems/package/io_source.rb

@@ -8,7 +8,6 @@
 # object to `Gem::Package.new`.
 
 class Gem::Package::IOSource < Gem::Package::Source # :nodoc: all
-
   attr_reader :io
 
   def initialize(io)
@@ -41,5 +40,4 @@ class Gem::Package::IOSource < Gem::Package::Source # :nodoc: all
 
   def path
   end
-
 end

lib/rubygems/package/old.rb

@@ -12,7 +12,6 @@
 # Please pretend this doesn't exist.
 
 class Gem::Package::Old < Gem::Package
-
   undef_method :spec=
 
   ##
@@ -166,5 +165,4 @@ class Gem::Package::Old < Gem::Package
 
     true
   end
-
 end

lib/rubygems/package/tar_header.rb

@@ -28,7 +28,6 @@
 # A header for a tar file
 
 class Gem::Package::TarHeader
-
   ##
   # Fields in the tar header
 
@@ -241,5 +240,4 @@ class Gem::Package::TarHeader
   def oct(num, len)
     "%0#{len}o" % num
   end
-
 end

lib/rubygems/package/tar_reader.rb

@@ -8,7 +8,6 @@
 # TarReader reads tar files and allows iteration over their items
 
 class Gem::Package::TarReader
-
   include Enumerable
 
   ##
@@ -120,7 +119,6 @@ class Gem::Package::TarReader
   ensure
     rewind
   end
-
 end
 
 require 'rubygems/package/tar_reader/entry'

lib/rubygems/package/tar_reader/entry.rb

@@ -8,7 +8,6 @@
 # Class for reading entries out of a tar file
 
 class Gem::Package::TarReader::Entry
-
   ##
   # Header for this tar entry
 
@@ -165,5 +164,4 @@ class Gem::Package::TarReader::Entry
     @io.pos = @orig_pos
     @read = 0
   end
-
 end

lib/rubygems/package/tar_test_case.rb

@@ -6,7 +6,6 @@ require 'rubygems/package'
 # A test case for Gem::Package::Tar* classes
 
 class Gem::Package::TarTestCase < Gem::TestCase
-
   def ASCIIZ(str, length)
     str + "\0" * (length - str.length)
   end
@@ -137,5 +136,4 @@ class Gem::Package::TarTestCase < Gem::TestCase
   def util_symlink_entry
     util_entry tar_symlink_header("foo", "bar", 0, Time.now, "link")
   end
-
 end

lib/rubygems/package/tar_writer.rb

@@ -8,14 +8,12 @@
 # Allows writing of tar files
 
 class Gem::Package::TarWriter
-
   class FileOverflow < StandardError; end
 
   ##
   # IO wrapper that allows writing a limited amount of data
 
   class BoundedStream
-
     ##
     # Maximum number of bytes that can be written
 
@@ -47,14 +45,12 @@ class Gem::Package::TarWriter
       @written += data.bytesize
       data.bytesize
     end
-
   end
 
   ##
   # IO wrapper that provides only #write
 
   class RestrictedStream
-
     ##
     # Creates a new RestrictedStream wrapping +io+
 
@@ -68,7 +64,6 @@ class Gem::Package::TarWriter
     def write(data)
       @io.write data
     end
-
   end
 
   ##
@@ -330,5 +325,4 @@ class Gem::Package::TarWriter
 
     return name, prefix
   end
-
 end

lib/rubygems/package_task.rb

@@ -57,7 +57,6 @@ require 'rake/packagetask'
 #   end
 
 class Gem::PackageTask < Rake::PackageTask
-
   ##
   # Ruby Gem::Specification containing the metadata for this package.  The
   # name, version and package_files are automatically determined from the
@@ -120,5 +119,4 @@ class Gem::PackageTask < Rake::PackageTask
       end
     end
   end
-
 end

lib/rubygems/path_support.rb

@@ -5,7 +5,6 @@
 # to the rest of RubyGems.
 #
 class Gem::PathSupport
-
   ##
   # The default system path for managing Gems.
   attr_reader :home
@@ -88,5 +87,4 @@ class Gem::PathSupport
       path
     end
   end
-
 end

lib/rubygems/platform.rb

@@ -7,7 +7,6 @@ require "rubygems/deprecate"
 # See `gem help platform` for information on platform matching.
 
 class Gem::Platform
-
   @local = nil
 
   attr_accessor :cpu
@@ -202,5 +201,4 @@ class Gem::Platform
   # This will be replaced with Gem::Platform::local.
 
   CURRENT = 'current'.freeze
-
 end

lib/rubygems/psych_tree.rb

@@ -2,7 +2,6 @@
 module Gem
   if defined? ::Psych::Visitors
     class NoAliasYAMLTree < Psych::Visitors::YAMLTree
-
       def self.create
         new({})
       end unless respond_to? :create
@@ -28,7 +27,6 @@ module Gem
       end
 
       private :format_time
-
     end
   end
 end

lib/rubygems/remote_fetcher.rb

@@ -13,7 +13,6 @@ require 'resolv'
 # a remote source.
 
 class Gem::RemoteFetcher
-
   include Gem::UserInteraction
   include Gem::UriParsing
 
@@ -22,7 +21,6 @@ class Gem::RemoteFetcher
   # that could happen while downloading from the internet.
 
   class FetchError < Gem::Exception
-
     include Gem::UriParsing
 
     ##
@@ -43,7 +41,6 @@ class Gem::RemoteFetcher
     def to_s # :nodoc:
       "#{super} (#{uri})"
     end
-
   end
 
   ##
@@ -342,5 +339,4 @@ class Gem::RemoteFetcher
       @pools[proxy] ||= Gem::Request::ConnectionPools.new proxy, @cert_files
     end
   end
-
 end

lib/rubygems/request.rb

@@ -4,7 +4,6 @@ require 'time'
 require 'rubygems/user_interaction'
 
 class Gem::Request
-
   extend Gem::UserInteraction
   include Gem::UserInteraction
 
@@ -285,7 +284,6 @@ class Gem::Request
 
     ua
   end
-
 end
 
 require 'rubygems/request/http_pool'

lib/rubygems/request/connection_pools.rb

@@ -1,13 +1,10 @@
 # frozen_string_literal: true
 
 class Gem::Request::ConnectionPools # :nodoc:
-
   @client = Net::HTTP
 
   class << self
-
     attr_accessor :client
-
   end
 
   def initialize(proxy_uri, cert_files)
@@ -95,5 +92,4 @@ class Gem::Request::ConnectionPools # :nodoc:
       net_http_args
     end
   end
-
 end

lib/rubygems/request/http_pool.rb

@@ -6,7 +6,6 @@
 # use it.
 
 class Gem::Request::HTTPPool # :nodoc:
-
   attr_reader :cert_files, :proxy_uri
 
   def initialize(http_args, cert_files, proxy_uri)
@@ -44,5 +43,4 @@ class Gem::Request::HTTPPool # :nodoc:
     connection.start
     connection
   end
-
 end

lib/rubygems/request/https_pool.rb

@@ -1,11 +1,9 @@
 # frozen_string_literal: true
 class Gem::Request::HTTPSPool < Gem::Request::HTTPPool # :nodoc:
-
   private
 
   def setup_connection(connection)
     Gem::Request.configure_connection_for_https(connection, @cert_files)
     super
   end
-
 end

lib/rubygems/request_set.rb

@@ -15,7 +15,6 @@ require 'tsort'
 #   #=> ["nokogiri-1.6.0", "mini_portile-0.5.1", "pg-0.17.0"]
 
 class Gem::RequestSet
-
   include TSort
 
   ##
@@ -471,7 +470,6 @@ class Gem::RequestSet
       yield match
     end
   end
-
 end
 
 require 'rubygems/request_set/gem_dependency_api'

lib/rubygems/request_set/gem_dependency_api.rb

@@ -31,7 +31,6 @@
 # See `gem help install` and `gem help gem_dependencies` for further details.
 
 class Gem::RequestSet::GemDependencyAPI
-
   ENGINE_MAP = { # :nodoc:
     :jruby        => %w[jruby],
     :jruby_18     => %w[jruby],
@@ -842,5 +841,4 @@ Gem dependencies file #{@path} includes git reference for both ref/branch and ta
 
     Gem.sources << url
   end
-
 end

lib/rubygems/request_set/lockfile.rb

@@ -5,12 +5,10 @@
 # constructed.
 
 class Gem::RequestSet::Lockfile
-
   ##
   # Raised when a lockfile cannot be parsed
 
   class ParseError < Gem::Exception
-
     ##
     # The column where the error was encountered
 
@@ -36,7 +34,6 @@ class Gem::RequestSet::Lockfile
       @path   = path
       super "#{message} (at line #{line} column #{column})"
     end
-
   end
 
   ##
@@ -237,7 +234,6 @@ class Gem::RequestSet::Lockfile
   def requests
     @set.sorted_requests
   end
-
 end
 
 require 'rubygems/request_set/lockfile/tokenizer'

lib/rubygems/request_set/lockfile/parser.rb

@@ -1,6 +1,5 @@
 # frozen_string_literal: true
 class Gem::RequestSet::Lockfile::Parser
-
   ###
   # Parses lockfiles
 
@@ -341,5 +340,4 @@ class Gem::RequestSet::Lockfile::Parser
   def unget(token) # :nodoc:
     @tokens.unshift token
   end
-
 end

lib/rubygems/request_set/lockfile/tokenizer.rb

@@ -2,7 +2,6 @@
 require 'rubygems/request_set/lockfile/parser'
 
 class Gem::RequestSet::Lockfile::Tokenizer
-
   Token = Struct.new :type, :value, :column, :line
   EOF   = Token.new :EOF
 
@@ -110,5 +109,4 @@ class Gem::RequestSet::Lockfile::Tokenizer
 
     @tokens
   end
-
 end

lib/rubygems/requirement.rb

@@ -9,7 +9,6 @@ require "rubygems/deprecate"
 # together in RubyGems.
 
 class Gem::Requirement
-
   OPS = { #:nodoc:
     "="  =>  lambda {|v, r| v == r },
     "!=" =>  lambda {|v, r| v != r },
@@ -299,14 +298,11 @@ class Gem::Requirement
       end
     end
   end
-
 end
 
 class Gem::Version
-
   # This is needed for compatibility with older yaml
   # gemspecs.
 
   Requirement = Gem::Requirement # :nodoc:
-
 end

lib/rubygems/resolver.rb

@@ -10,7 +10,6 @@ require 'rubygems/util/list'
 # all the requirements.
 
 class Gem::Resolver
-
   require 'rubygems/resolver/molinillo'
 
   ##
@@ -312,7 +311,6 @@ class Gem::Resolver
     end
   end
   private :amount_constrained
-
 end
 
 require 'rubygems/resolver/activation_request'

lib/rubygems/resolver/activation_request.rb

@@ -4,7 +4,6 @@
 # dependency that was used to introduce this activation.
 
 class Gem::Resolver::ActivationRequest
-
   ##
   # The parent request for this activation request.
 
@@ -152,5 +151,4 @@ class Gem::Resolver::ActivationRequest
   def name_tuple
     @name_tuple ||= Gem::NameTuple.new(name, version, platform)
   end
-
 end

lib/rubygems/resolver/api_set.rb

@@ -4,7 +4,6 @@
 # Returns instances of APISpecification.
 
 class Gem::Resolver::APISet < Gem::Resolver::Set
-
   ##
   # The URI for the dependency API this APISet uses.
 
@@ -121,5 +120,4 @@ class Gem::Resolver::APISet < Gem::Resolver::Set
 
     @data[name]
   end
-
 end

lib/rubygems/resolver/api_specification.rb

@@ -6,7 +6,6 @@
 # is the name, version, and dependencies.
 
 class Gem::Resolver::APISpecification < Gem::Resolver::Specification
-
   ##
   # Creates an APISpecification for the given +set+ from the rubygems.org
   # +api_data+.
@@ -86,5 +85,4 @@ class Gem::Resolver::APISpecification < Gem::Resolver::Specification
   def source # :nodoc:
     @set.source
   end
-
 end

lib/rubygems/resolver/best_set.rb

@@ -5,7 +5,6 @@
 # It combines IndexSet and APISet
 
 class Gem::Resolver::BestSet < Gem::Resolver::ComposedSet
-
   ##
   # Creates a BestSet for the given +sources+ or Gem::sources if none are
   # specified.  +sources+ must be a Gem::SourceList.
@@ -74,5 +73,4 @@ class Gem::Resolver::BestSet < Gem::Resolver::ComposedSet
       index_set
     end
   end
-
 end

lib/rubygems/resolver/composed_set.rb

@@ -9,7 +9,6 @@
 # This method will eliminate nesting of composed sets.
 
 class Gem::Resolver::ComposedSet < Gem::Resolver::Set
-
   attr_reader :sets # :nodoc:
 
   ##
@@ -62,5 +61,4 @@ class Gem::Resolver::ComposedSet < Gem::Resolver::Set
   def prefetch(reqs)
     @sets.each {|s| s.prefetch(reqs) }
   end
-
 end

lib/rubygems/resolver/conflict.rb

@@ -4,7 +4,6 @@
 # with a spec that would be activated.
 
 class Gem::Resolver::Conflict
-
   ##
   # The specification that was activated prior to the conflict
 
@@ -151,5 +150,4 @@ class Gem::Resolver::Conflict
   def requester
     @failed_dep.requester
   end
-
 end

lib/rubygems/resolver/current_set.rb

@@ -5,9 +5,7 @@
 # for installed gems.
 
 class Gem::Resolver::CurrentSet < Gem::Resolver::Set
-
   def find_all(req)
     req.dependency.matching_specs
   end
-
 end

lib/rubygems/resolver/dependency_request.rb

@@ -4,7 +4,6 @@
 # contained the Dependency.
 
 class Gem::Resolver::DependencyRequest
-
   ##
   # The wrapped Gem::Dependency
 
@@ -116,5 +115,4 @@ class Gem::Resolver::DependencyRequest
   def to_s # :nodoc:
     @dependency.to_s
   end
-
 end

lib/rubygems/resolver/git_set.rb

@@ -10,7 +10,6 @@
 #   set.add_git_gem 'rake', 'git://example/rake.git', tag: 'rake-10.1.0'
 
 class Gem::Resolver::GitSet < Gem::Resolver::Set
-
   ##
   # The root directory for git gems in this set.  This is usually Gem.dir, the
   # installation directory for regular gems.
@@ -118,5 +117,4 @@ class Gem::Resolver::GitSet < Gem::Resolver::Set
       end
     end
   end
-
 end

lib/rubygems/resolver/git_specification.rb

@@ -5,7 +5,6 @@
 # option.
 
 class Gem::Resolver::GitSpecification < Gem::Resolver::SpecSpecification
-
   def ==(other) # :nodoc:
     self.class === other and
       @set  == other.set and
@@ -54,5 +53,4 @@ class Gem::Resolver::GitSpecification < Gem::Resolver::SpecSpecification
       q.pp @source
     end
   end
-
 end

lib/rubygems/resolver/index_set.rb

@@ -4,7 +4,6 @@
 # source index.
 
 class Gem::Resolver::IndexSet < Gem::Resolver::Set
-
   def initialize(source = nil) # :nodoc:
     super()
 
@@ -76,5 +75,4 @@ class Gem::Resolver::IndexSet < Gem::Resolver::Set
       end
     end
   end
-
 end

lib/rubygems/resolver/index_specification.rb

@@ -5,7 +5,6 @@
 # and +version+ are needed.
 
 class Gem::Resolver::IndexSpecification < Gem::Resolver::Specification
-
   ##
   # An IndexSpecification is created from the index format described in `gem
   # help generate_index`.
@@ -65,5 +64,4 @@ class Gem::Resolver::IndexSpecification < Gem::Resolver::Specification
         @source.fetch_spec tuple
       end
   end
-
 end

lib/rubygems/resolver/installed_specification.rb

@@ -4,7 +4,6 @@
 # locally.
 
 class Gem::Resolver::InstalledSpecification < Gem::Resolver::SpecSpecification
-
   def ==(other) # :nodoc:
     self.class === other and
       @set  == other.set and
@@ -54,5 +53,4 @@ class Gem::Resolver::InstalledSpecification < Gem::Resolver::SpecSpecification
   def source
     @source ||= Gem::Source::Installed.new
   end
-
 end

lib/rubygems/resolver/installer_set.rb

@@ -4,7 +4,6 @@
 # files
 
 class Gem::Resolver::InstallerSet < Gem::Resolver::Set
-
   ##
   # List of Gem::Specification objects that must always be installed.
 
@@ -223,5 +222,4 @@ class Gem::Resolver::InstallerSet < Gem::Resolver::Set
       @domain = :local unless remote
     end
   end
-
 end

lib/rubygems/resolver/local_specification.rb

@@ -3,7 +3,6 @@
 # A LocalSpecification comes from a .gem file on the local filesystem.
 
 class Gem::Resolver::LocalSpecification < Gem::Resolver::SpecSpecification
-
   ##
   # Returns +true+ if this gem is installable for the current platform.
 
@@ -37,5 +36,4 @@ class Gem::Resolver::LocalSpecification < Gem::Resolver::SpecSpecification
       q.text "source: #{@source.path}"
     end
   end
-
 end