 `import * as _ from "lodash"`
-
-class ValueError extends Exception
-
 
 ###*
  * @method repeat

    throw new RangeError("The roman numeral generator count must be in" +
                         " the range 1 to 10: #{ max }")
  if not one
    throw new ValueError("The roman numeral generator is missing a one character")
  if five and not ten
    throw new ValueError("The roman numeral generator is missing a ten character")
  if ten and not five
    throw new ValueError("The roman numeral generator is missing a five character")

  [0..max].map(genRoman)


 * @return an array of the roman numerals
 * @throws RangeError if the max parameter is not in the inclusive
 *   range [0, 10]
 * @throws Error if one of the characters or the max is invalid
###
genRomans = (one, five, ten, max=10) ->
  ###*
