Comment 1 for bug 161210

libjson-ruby_1.1.2-1 in intrepid builds/installs both:

$ dpkg -c libjson-ruby1.8_1.1.2-1_i386.deb | grep -E 'generator|parser'
-rw-r--r-- root/root 21764 2009-02-24 17:31 ./usr/lib/ruby/1.8/i486-linux/json/ext/generator.so
-rw-r--r-- root/root 17660 2009-02-24 17:31 ./usr/lib/ruby/1.8/i486-linux/json/ext/parser.so
-rw-r--r-- root/root 8257 2009-02-24 17:31 ./usr/lib/ruby/1.8/json/pure/parser.rb
-rw-r--r-- root/root 13365 2009-02-24 17:31 ./usr/lib/ruby/1.8/json/pure/generator.rb

Please let us know what version of the package you are using if you're still by chance having issues with this.