basant307/AI_Governance_Project

1var root = require('./_root'),2    toInteger = require('./toInteger'),3    toNumber = require('./toNumber'),4    toString = require('./toString');5 6/* Built-in method references for those with the same name as other `lodash` methods. */7var nativeIsFinite = root.isFinite,8    nativeMin = Math.min;9 10/**11 * Creates a function like `_.round`.12 *13 * @private14 * @param {string} methodName The name of the `Math` method to use when rounding.15 * @returns {Function} Returns the new round function.16 */17function createRound(methodName) {18  var func = Math[methodName];19  return function(number, precision) {20    number = toNumber(number);21    precision = precision == null ? 0 : nativeMin(toInteger(precision), 292);22    if (precision && nativeIsFinite(number)) {23      // Shift with exponential notation to avoid floating-point issues.24      // See [MDN](https://mdn.io/round#Examples) for more details.25      var pair = (toString(number) + 'e').split('e'),26          value = func(pair[0] + 'e' + (+pair[1] + precision));27 28      pair = (toString(value) + 'e').split('e');29      return +(pair[0] + 'e' + (+pair[1] - precision));30    }31    return func(number);32  };33}34 35module.exports = createRound;36