| Server IP : 185.208.173.17 / Your IP : 87.236.161.98 Web Server : Microsoft-IIS/10.0 System : Windows NT SRV8576125506 10.0 build 26100 (Windows Server 2016) AMD64 User : IUSR ( 0) PHP Version : 7.4.13 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : OFF | Perl : OFF | Python : OFF | Sudo : OFF | Pkexec : OFF Directory : C:/inetpub/wwwroot/parsmega.nuxt/node_modules/events/tests/ |
Upload File : |
'use strict';
var common = require('./common');
var EventEmitter = require('../');
var assert = require('assert');
var myEE = new EventEmitter();
var m = 0;
// This one comes last.
myEE.on('foo', common.mustCall(function () {
assert.strictEqual(m, 2);
}));
// This one comes second.
myEE.prependListener('foo', common.mustCall(function () {
assert.strictEqual(m++, 1);
}));
// This one comes first.
myEE.prependOnceListener('foo',
common.mustCall(function () {
assert.strictEqual(m++, 0);
}));
myEE.emit('foo');
// Verify that the listener must be a function
assert.throws(function () {
var ee = new EventEmitter();
ee.prependOnceListener('foo', null);
}, 'TypeError: The "listener" argument must be of type Function. Received type object');