Sha256: 5a53e2855b15f4e5e276967c46ac056ef8091b4da2d30afc194b18ec7d8cfafb
Contents?: true
Size: 379 Bytes
Versions: 39
Compression:
Stored size: 379 Bytes
Contents
'use strict';
var toStringTagSymbol = require('es6-symbol').toStringTag
, toString = Object.prototype.toString
, id = '[object WeakMap]'
, Global = (typeof WeakMap === 'undefined') ? null : WeakMap;
module.exports = function (x) {
return (x && ((Global && (x instanceof Global)) ||
(toString.call(x) === id) || (x[toStringTagSymbol] === 'WeakMap'))) ||
false;
};
Version data entries
39 entries across 32 versions & 8 rubygems