weby: make current directory accessible via HTTP

snippet.rb

#!/usr/bin/env ruby

require 'webrick'
require 'optparse'

include WEBrick

OPTIONS = {
  # :BindingAddress => '0.0.0.0',
  :Port => 3000,
  :Charset => 'UTF-8',
  :DocumentRoot => Dir.getwd,
}

ARGV.options do |opts|
  script_name = File.basename($0)
  opts.separator ""
  opts.on("-p", "--port=port", Integer, "port number") {|v|
    OPTIONS[:Port] = v
  }
  opts.on("-b", "--bind=binding-address", String, "binding address") {|v|
    OPTIONS[:BindingAddress] = v
  }
  
  opts.parse!
end

s = HTTPServer.new(OPTIONS)

trap("INT"){
  s.shutdown
}
s.start