has-listeners.js
433 Bytes
'use strict';
var isEmpty = require('es5-ext/object/is-empty')
, value = require('es5-ext/object/valid-value')
, hasOwnProperty = Object.prototype.hasOwnProperty;
module.exports = function (obj/*, type*/) {
var type;
value(obj);
type = arguments[1];
if (arguments.length > 1) {
return hasOwnProperty.call(obj, '__ee__') && Boolean(obj.__ee__[type]);
}
return obj.hasOwnProperty('__ee__') && !isEmpty(obj.__ee__);
};