gist: 34644


  
    
      symbol-to_proc.rb #
    
    
      
      
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              # http://github.com/rtomayko/rack-contrib/commit/f2169bd780c17b4bcc11aacf2d6c1eb6f35bdbee
 
if Gem::Version.new(RUBY_VERSION) < Gem::Version.new('1.8.7')
  class Symbol
    def to_proc
      lambda{ |*args| args.shift.__send__(self, *args) }
    end
  end
end
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