Radius don't handle tags with '-'

gistfile1.rb

require "rubygems"
require "radius"

context = Radius::Context.new do |c|
   c.define_tag "a" do |tag|
     "'Tag: a'"
   end

   c.define_tag "a-b" do |tag|
     "'Tag: a-b''"
   end
end

parser = Radius::Parser.new(context, :tag_prefix => 'x')

result = parser.parse("<x:a>A</x:a> <x:a-b>A-B</x:a-b> <x:a>A</x:a> <x:a-b>A-B</x:a-b>")

puts "Result: #{result}"