Removed needless condition for old versions of Ruby.

Rakefile

@@ -20,38 +20,10 @@ task :setup => ["bundler:checkout"] do
 end
 
 Rake::TestTask.new do |t|
-  # For old rubygems with default bundler gemspec
-  if "1.8" < RUBY_VERSION && RUBY_VERSION < "2.2"
-    module Gem
-      @path_to_default_spec_map.delete_if do |_path, spec|
-        spec.name == "bundler"
-      end
-    end
-  end
-
-  # For ruby < 2.0, minitest files need to copied into repo lib folder
-  if RUBY_VERSION < '2.0'
-    require 'fileutils'
-    dest = File.dirname(__FILE__)
-    src_dir = Dir.glob("#{Gem.default_dir}/gems/minitest-*").sort
-    if (src = src_dir.last)
-      Dir.mkdir "#{dest}/lib/minitest" unless Dir.exist? "#{dest}/lib/minitest"
-      IO.copy_stream "#{src}/lib/minitest.rb", "#{dest}/lib/minitest.rb"
-      FileUtils.cp_r "#{src}/lib/minitest/.", "#{dest}/lib/minitest/"
-    end
-  end
-
-  # no --disable-gems option
-  if RUBY_VERSION < "1.9"
-    t.ruby_opts = %w[-I"bundler/lib" -r./lib/rubygems]
-  else
-    t.ruby_opts = %w[--disable-gems]
-  end
-
+  t.ruby_opts = %w[--disable-gems]
   t.ruby_opts << '-rdevkit' if Gem.win_platform?
 
   t.libs << "test"
-
   t.libs << "bundler/lib"
 
   t.test_files = FileList['test/**/test_*.rb']

setup.rb

@@ -6,11 +6,6 @@
 # See LICENSE.txt for permissions.
 #++
 
-if RUBY_VERSION < "1.8.7"
-  $stderr.puts "RubyGems now requires Ruby 1.8.7 or later"
-  exit 1
-end
-
 # Make sure rubygems isn't already loaded.
 if ENV['RUBYOPT'] or defined? Gem then
   ENV.delete 'RUBYOPT'
@@ -22,7 +17,7 @@
   ruby << config::CONFIG['EXEEXT']
 
   cmd = [ruby, 'setup.rb', *ARGV].compact
-  cmd[1,0] = "--disable-gems" if RUBY_VERSION > "1.9"
+  cmd[1,0] = "--disable-gems"
 
   exec(*cmd)
 end