Sha256: 27febefdf3eaa534bcbc8c12aac9b73241ba4872e611f8665f962c8d83ff3797
Contents?: true
Size: 668 Bytes
Versions: 93
Compression:
Stored size: 668 Bytes
Contents
'use strict';
var GetIntrinsic = require('get-intrinsic');
var $RangeError = GetIntrinsic('%RangeError%');
var ToInteger = require('./ToInteger');
var ToLength = require('./ToLength');
var SameValueZero = require('./SameValueZero');
// https://262.ecma-international.org/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;
};
Version data entries
93 entries across 30 versions & 4 rubygems