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  | 
#
# reverse.rb
#
module Puppet::Parser::Functions
  newfunction(:reverse, :type => :rvalue, :doc => <<-EOS
    EOS
  ) do |arguments|
    raise(Puppet::ParseError, "reverse(): Wrong number of arguments " +
      "given (#{arguments.size} for 1)") if arguments.size < 1
    value = arguments[0]
    klass = value.class
    if not [Array, String].include?(klass)
      raise(Puppet::ParseError, 'reverse(): Requires either an ' +
        'array or string to work with')
    end
    result = value.reverse
    return result
  end
end
# vim: set ts=2 sw=2 et :
  |