cafe-grader-web Files · node_modules/es5-ext/math/

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Location: cafe-grader-web/node_modules/es5-ext/math/_decimal-adjust.js

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Commit Description:

utf8mb4

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                    node_modules/es5-ext/math/_decimal-adjust.js
                
             | 29 lines
             | 808 B
             | application/javascript 
             | JavascriptLexer
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      // Credit:

      // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/round

      // #Decimal_rounding

      "use strict";

      var isValue       = require("../object/is-value")

        , ensureInteger = require("../object/ensure-integer");

      var split = String.prototype.split;

      module.exports = function (type) {

      	return function (value/*, exp*/) {

      		value = Number(value);

      		var exp = arguments[1];

      		if (isValue(exp)) exp = ensureInteger(exp);

      		if (!value) return value;

      		if (!exp) return Math[type](value);

      		if (!isFinite(value)) return value;

      		// Shift

      		var tokens = split.call(value, "e");

      		value = Math[type](tokens[0] + "e" + ((tokens[1] || 0) - exp));

      		// Shift back

      		tokens = value.toString().split("e");

      		return Number(tokens[0] + "e" + (Number(tokens[1] || 0) + exp));

      	};

      };

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				// Credit:
				// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/round
				// #Decimal_rounding

				"use strict";

				var isValue = require("../object/is-value")
				, ensureInteger = require("../object/ensure-integer");

				var split = String.prototype.split;

				module.exports = function (type) {
				return function (value/, exp/) {
				value = Number(value);
				var exp = arguments[1];
				if (isValue(exp)) exp = ensureInteger(exp);
				if (!value) return value;
				if (!exp) return Math[type](value);
				if (!isFinite(value)) return value;

				// Shift
				var tokens = split.call(value, "e");
				value = Math[type](tokens[0] + "e" + ((tokens[1] \|\| 0) - exp));

				// Shift back
				tokens = value.toString().split("e");
				return Number(tokens[0] + "e" + (Number(tokens[1] \|\| 0) + exp));
				};
				};