serve current directory from command line

Question

could someone give me a hint, howto serve the current directory from command line with ruby? it would be great, if i can have some system wide configuration (e.g. mime-types

Answer 1

require 'webrick'
include WEBrick

s = HTTPServer.new(:Port => 9090,  :DocumentRoot => Dir::pwd)
trap("INT"){ s.shutdown }
s.start

Answer 2

As Aaron Patterson tweeted it out today you can do:

ruby -run -e httpd . -p 5000

And you can set the bind address as well by adding -b 127.0.0.1

Works with Ruby 1.9.2 and greater.