makes titleize respect hypens

inflector_extensions.rb

# inspired by https://gist.github.com/zachrose/7549941
module ActiveSupport::Inflector

  def nice_title(phrase)
    return phrase if phrase =~ /^-+$/
    phrase.split('-').map { |part|
      if part.chars.count == part.bytes.count
        part.titleize
      else
        part.split(' ').map { |word| word.mb_chars.titleize }.join(' ')
      end
    }.join('-')
  end

end

inflector_extensions_spec.rb

# encoding: utf-8
# https://gist.github.com/zachrose/7549941
require 'spec_helper'
require 'active_support'
require 'inflector_extensions'

include ActiveSupport::Inflector

describe "nice_title" do
  it "makes titleize respect hypens" do
    nice_title('man from the boondocks').should == "Man From The Boondocks"
    nice_title('x-men: the last stand').should == "X-Men: The Last Stand"
    nice_title('TheManWithoutAPast').should == "The Man Without A Past"
    nice_title('raiders_of_the_lost_ark').should == "Raiders Of The Lost Ark"
    nice_title('-').should == "-"
    nice_title('-----').should == "-----"
    nice_title('JUANA MARÍA MELÉNDEZ').should == "Juana María Meléndez"
  end
end