From a6da059439614c399b79c09ea1d406a3e4300b27 Mon Sep 17 00:00:00 2001
From: Alex Kocharin <alex@kocharin.ru>
Date: Wed, 10 Mar 2021 18:48:01 +0300
Subject: [PATCH] Fix max listeners exceeded warning

---
 stream.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/stream.js b/stream.js
index ea3cb31..e8ba39d 100644
--- a/stream.js
+++ b/stream.js
@@ -10,6 +10,9 @@ var pipeline    = require('stream').pipeline;
 module.exports = function probeStream(src, keepOpen) {
   var proxy = new PassThrough();
 
+  // increase max number of listeners to stop memory leak warning
+  proxy.setMaxListeners(Object.keys(parsers).length + 10);
+
   var result = new Promise(function (resolve, reject) {
     src.on('error', reject);
     proxy.on('error', reject);