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							- 'use strict';
 
- var $RangeError = require('es-errors/range');
 
- var ToIntegerOrInfinity = require('./ToIntegerOrInfinity');
 
- var MAX_SAFE_INTEGER = require('math-intrinsics/constants/maxSafeInteger');
 
- // https://262.ecma-international.org/15.0/#sec-toindex
 
- module.exports = function ToIndex(value) {
 
- 	if (typeof value === 'undefined') {
 
- 		return 0;
 
- 	}
 
- 	var integer = ToIntegerOrInfinity(value);
 
- 	if (integer < 0 || integer >= MAX_SAFE_INTEGER) {
 
- 		throw new $RangeError('index must be >= 0 and < 2 ** 53 - 1');
 
- 	}
 
- 	return integer;
 
- };
 
 
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