ensure-natural-number-value.js 312 B

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  1. "use strict";
  2. var isNaturalValue = require("./is-natural-number-value")
  3. , toShortString = require("../to-short-string-representation");
  4. module.exports = function (arg) {
  5. var num = Number(arg);
  6. if (!isNaturalValue(arg)) throw new TypeError(toShortString(arg) + " is not a natural number");
  7. return num;
  8. };