From d8da098b1a1bc2685212b65bcc1d28e0ea35c0b0 Mon Sep 17 00:00:00 2001
From: Simen Bekkhus <sbekkhus91@gmail.com>
Date: Mon, 30 Apr 2018 19:57:36 +0200
Subject: [PATCH] Add `resetRetrieveHandlers` to avoid memory leak

---
 source-map-support.js | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/source-map-support.js b/source-map-support.js
index b602a2e..96083d5 100644
--- a/source-map-support.js
+++ b/source-map-support.js
@@ -455,6 +455,9 @@ function shimEmitUncaughtException () {
   };
 }
 
+var originalRetrieveFileHandlers = retrieveFileHandlers.slice(0);
+var originalRetrieveMapHandlers = retrieveMapHandlers.slice(0);
+
 exports.wrapCallSite = wrapCallSite;
 exports.getErrorSource = getErrorSource;
 exports.mapSourcePosition = mapSourcePosition;
@@ -540,3 +543,11 @@ exports.install = function(options) {
     }
   }
 };
+
+exports.resetRetrieveHandlers = function() {
+  retrieveFileHandlers.length = 0;
+  retrieveMapHandlers.length = 0;
+
+  retrieveFileHandlers = originalRetrieveFileHandlers.slice(0);
+  retrieveMapHandlers = originalRetrieveMapHandlers.slice(0);
+}