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require 'rubygems'
require 'spec' 

...

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def test_web_browser()
  request.env["HTTP_USER_AGENT"].gsub(/\W/, '')
end

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def test_web_browser()
  return translate_user_agent(request.env["HTTP_USER_AGENT"])
end
...

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def test_web_browser()
  request.env["HTTP_USER_AGENT"].gsub(/[^A-Za-z0-9]/, '')
end

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HTMLElement.prototype.disablehandlers = function () {
...

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def user_agent_name
  user_agents = {
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if __name__ == "__main__":
    try:
        if options.input_file:
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def test_web_browser
  ["Firefox/3", "Firefox/2", "MSIE 6", "MSIE 7", "Opera"].detect do |agent|
    request.user_agent =~ Regexp.new(agent)
...

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def test_web_browser
  %w(Firefox/3 Firefox/2 MSIE\ 6 MSIE\ 7 Opera).detect do |agent|
    request.user_agent =~ Regexp.new(agent)
...

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# Joe's solution doesn't work. It will always return either "Opera" or nil, you need to put "return" 
# at the beginning of each line. *This* is one of the cases where the return statement *is* required, 
# as you want to interrupt the flow of the code and return "early" instead of returning the return 
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def test_web_browser()
  ua = request.env["HTTP_USER_AGENT"]
  "Firefox3" if ua[/Firefox\/3/]=="Firefox/3"
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class Normalizer < Struct.new(:string)
  REPLACEMENTS = {
    0x92 => "&#39;",
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def test_web_browser
  catch(:match) do
    ["Firefox/3", "Firefox/2", "MSIE 6", "MSIE 7", "Opera"].each do |ua|
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@@lookup = {}

@@lookup[0x92] = "'"
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if __name__ == '__main__':
    try:
        if options.input_file:
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"\xBD + \xBC".chars.normalize.to_s
=> "1/2 + 1/4"

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  result = ""
  data.each_byte { |ch|
    result << ( subs[ch.chr] || ch )
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data.chars.normalize!

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def process_orig(data)
  data = data.gsub("\xA0", " ")
  data = data.gsub("\x99", "(TM)")
...