This commit is contained in:
szabomarton
2025-01-28 11:38:27 +01:00
parent 9c5ca86086
commit 7f4a15b9c3
36841 changed files with 4032468 additions and 1 deletions

View File

@@ -0,0 +1,17 @@
'use strict';
var KeyForSymbol = require('./KeyForSymbol');
var isObject = require('../helpers/isObject');
// https://262.ecma-international.org/14.0/#sec-canbeheldweakly
module.exports = function CanBeHeldWeakly(v) {
if (isObject(v)) {
return true; // step 1
}
if (typeof v === 'symbol' && typeof KeyForSymbol(v) === 'undefined') {
return true; // step 2
}
return false; // step 3
};