module Bundler::SharedHelpers

def clean_load_path
  # handle 1.9 where system gems are always on the load path
  return unless defined?(::Gem)
  bundler_lib = bundler_ruby_lib
  loaded_gem_paths = Bundler.rubygems.loaded_gem_paths
  $LOAD_PATH.reject! do |p|
    next if File.expand_path(p).start_with?(bundler_lib)
    loaded_gem_paths.delete(p)
  end
  $LOAD_PATH.uniq!
end