class Mustache::Template

def self.recursor(toks, section, &block)
  toks.map do |token|
    next unless token.is_a? Array
    if token.first == :mustache
      new_token, new_section, result, stop = yield(token, section)
      [ result ] + ( stop ? [] : recursor(new_token, new_section, &block))
    else
      recursor(token, section, &block)
    end
  end
end