node/test/parallel/test-console-log-stdio-broken-dest.js
Matteo Collina d82bedcb7b console: avoid adding infinite error listeners
If the console destination is a unix pipe (net.Socket), write() is
async. If the destination is broken, we are adding an 'error' event
listener to avoid a process crash. This PR makes sure that we are adding
that listener only once.

Fixes: https://github.com/nodejs/node/issues/16767

PR-URL: https://github.com/nodejs/node/pull/16770
Fixes: https://github.com/nodejs/node/issues/16767
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Anatoli Papirovski <apapirovski@mac.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Sam Roberts <vieuxtech@gmail.com>
2017-11-08 11:22:44 +00:00

25 lines
545 B
JavaScript

'use strict';
const common = require('../common');
const { Writable } = require('stream');
const { Console } = require('console');
const { EventEmitter } = require('events');
const stream = new Writable({
write(chunk, enc, cb) {
cb();
},
writev(chunks, cb) {
setTimeout(cb, 10, new Error('kaboom'));
}
});
const myConsole = new Console(stream, stream);
process.on('warning', common.mustNotCall);
stream.cork();
for (let i = 0; i < EventEmitter.defaultMaxListeners + 1; i++) {
myConsole.log('a message');
}
stream.uncork();