boot.rb in chanko-2.3.0

- old
+ new

@@ -1,10 +1,9 @@
 require 'rubygems'
-gemfile = File.expand_path('../../../../Gemfile', __FILE__)
 
-if File.exist?(gemfile)
-  ENV['BUNDLE_GEMFILE'] = gemfile
-  require 'bundler'
-  Bundler.setup
+unless ENV['BUNDLE_GEMFILE']
+  raise "Select Gemfile_x.rb from gemfiles dir then set BUNDLE_GEMFILE"
 end
+
+require 'bundler/setup'
 
 $:.unshift File.expand_path('../../../../lib', __FILE__)