blob: 1e1fa823327a604ebae0c68a0de3cc90c2dfd5ec (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
|
'use strict';
var toStringTagSymbol = require('es6-symbol').toStringTag
, toString = Object.prototype.toString
, id = '[object Map]'
, Global = (typeof Map === 'undefined') ? null : Map;
module.exports = function (x) {
return (x && ((Global && ((x instanceof Global) || (x === Global.prototype))) ||
(toString.call(x) === id) || (x[toStringTagSymbol] === 'Map'))) || false;
};
|
