File: emit-error.js

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node-event-emitter 0.3.5-1
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'use strict';

var ensureError  = require('es5-ext/error/valid-error')
  , ensureObject = require('es5-ext/object/valid-object')

  , hasOwnProperty = Object.prototype.hasOwnProperty;

module.exports = function (err) {
	(ensureObject(this) && ensureError(err));
	if (!hasOwnProperty.call(ensureObject(this), '__ee__')) throw err;
	if (!this.__ee__.error) throw err;
	this.emit('error', err);
};