Musique/node_modules/es5-ext/object/ensure-natural-number-value.js

10 lines
312 B
JavaScript

"use strict";
var isNaturalValue = require("./is-natural-number-value")
, toShortString = require("../to-short-string-representation");
module.exports = function (arg) {
var num = Number(arg);
if (!isNaturalValue(arg)) throw new TypeError(toShortString(arg) + " is not a natural number");
return num;
};