This commit is contained in:
Lilith 2025-02-27 02:26:55 +01:00
parent a71a3b5593
commit cb52890889
Signed by: lilith
GPG key ID: 8712A0F317C37175
16657 changed files with 1483086 additions and 1 deletions

View file

@ -0,0 +1,19 @@
'use strict';
var $TypeError = require('es-errors/type');
var SameValue = require('./SameValue');
var ToNumber = require('./ToNumber');
var ToString = require('./ToString');
// https://262.ecma-international.org/6.0/#sec-canonicalnumericindexstring
module.exports = function CanonicalNumericIndexString(argument) {
if (typeof argument !== 'string') {
throw new $TypeError('Assertion failed: `argument` must be a String');
}
if (argument === '-0') { return -0; }
var n = ToNumber(argument);
if (SameValue(ToString(n), argument)) { return n; }
return void 0;
};