cafe-grader-web Files · node_modules/es-abstract/2017/ToIndex.js

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submission report

Commit Description:

submission report

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                    node_modules/es-abstract/2017/ToIndex.js
                
             | 26 lines
             | 679 B
             | application/javascript 
             | JavascriptLexer
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      'use strict';

      var GetIntrinsic = require('../GetIntrinsic');

      var $RangeError = GetIntrinsic('%RangeError%');

      var ToInteger = require('./ToInteger');

      var ToLength = require('./ToLength');

      var SameValueZero = require('./SameValueZero');

      // https://www.ecma-international.org/ecma-262/8.0/#sec-toindex

      module.exports = function ToIndex(value) {

      	if (typeof value === 'undefined') {

      		return 0;

      	}

      	var integerIndex = ToInteger(value);

      	if (integerIndex < 0) {

      		throw new $RangeError('index must be >= 0');

      	}

      	var index = ToLength(integerIndex);

      	if (!SameValueZero(integerIndex, index)) {

      		throw new $RangeError('index must be >= 0 and < 2 ** 53 - 1');

      	}

      	return index;

      };

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				'use strict';

				var GetIntrinsic = require('../GetIntrinsic');

				var $RangeError = GetIntrinsic('%RangeError%');

				var ToInteger = require('./ToInteger');
				var ToLength = require('./ToLength');
				var SameValueZero = require('./SameValueZero');

				// https://www.ecma-international.org/ecma-262/8.0/#sec-toindex

				module.exports = function ToIndex(value) {
				if (typeof value === 'undefined') {
				return 0;
				}
				var integerIndex = ToInteger(value);
				if (integerIndex < 0) {
				throw new $RangeError('index must be >= 0');
				}
				var index = ToLength(integerIndex);
				if (!SameValueZero(integerIndex, index)) {
				throw new $RangeError('index must be >= 0 and < 2 ** 53 - 1');
				}
				return index;
				};