Ruby Batch polyglot script

RubyBatch.bat

@break #^
=begin
:: the first line will define break as ruby instance variable and will end it with a comment
:: the second line will start ruby multiline comment
:: Batch will execute @break [@rem also can be used] command silently wich will do nothing no matter of passed arguments
:: the carret [^] at the end will escape the EOF character and batch will take the first two lines as one
:: http://dostips.com/forum/viewtopic.php?f=3&t=6931&p=45080#p45080

@echo off
echo batch part
ruby "%~f0" %*
exit /b 0

=end
puts 'ruby part'