index.js
459 Bytes
'use strict';
var isMap = require('is-map');
var isSet = require('is-set');
var isWeakMap = require('is-weakmap');
var isWeakSet = require('is-weakset');
module.exports = function whichCollection(value) {
if (value && typeof value === 'object') {
if (isMap(value)) {
return 'Map';
}
if (isSet(value)) {
return 'Set';
}
if (isWeakMap(value)) {
return 'WeakMap';
}
if (isWeakSet(value)) {
return 'WeakSet';
}
}
return false;
};