You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
7 lines
149 B
JavaScript
7 lines
149 B
JavaScript
6 years ago
|
'use strict';
|
||
|
var symbolObservable = require('symbol-observable');
|
||
|
|
||
|
module.exports = function (fn) {
|
||
|
return Boolean(fn && fn[symbolObservable]);
|
||
|
};
|