vendor/rails/actionpack/test/testing_sandbox.rb

   1 module TestingSandbox
   2   # Temporarily replaces KCODE for the block
   3   def with_kcode(kcode)
   4     if RUBY_VERSION < '1.9'
   5       old_kcode, $KCODE = $KCODE, kcode
   6       begin
   7         yield
   8       ensure
   9         $KCODE = old_kcode
  10       end
  11     else
  12       yield
  13     end
  14   end
  15 end