From 49c3cb3767214e4fbb7a558e4aa750610b7b10cd Mon Sep 17 00:00:00 2001
From: Ben McCurdy <bpmccurdy@gmail.com>
Date: Mon, 17 Oct 2016 20:10:34 -0700
Subject: [PATCH] Fix toString shim

---
 source-map-support.js |  4 ++++
 test.js               | 15 +++++++++++++++
 2 files changed, 19 insertions(+)

diff --git a/source-map-support.js b/source-map-support.js
index fe21a9a..13cdf0c 100644
--- a/source-map-support.js
+++ b/source-map-support.js
@@ -270,6 +270,10 @@ function CallSiteToString() {
   var isMethodCall = !(this.isToplevel() || isConstructor);
   if (isMethodCall) {
     var typeName = this.getTypeName();
+    // Fixes shim to be backward compatable with Node v0 to v4
+    if (typeName === "[object Object]") {
+      typeName = "null";
+    }
     var methodName = this.getMethodName();
     if (functionName) {
       if (typeName && functionName.indexOf(typeName) != 0) {
diff --git a/test.js b/test.js
index 1179f5e..583dedd 100644
--- a/test.js
+++ b/test.js
@@ -259,6 +259,21 @@ it('throw with empty source map', function() {
   ]);
 });
 
+it('throw in Timeout with empty source map', function(done) {
+  compareStdout(done, createEmptySourceMap(), [
+    'require("./source-map-support").install();',
+    'setTimeout(function () {',
+    '    throw new Error("this is the error")',
+    '})'
+  ], [
+    /\/.generated.js:3$/,
+    '    throw new Error("this is the error")',
+    /^          \^$/,
+    'Error: this is the error',
+    /^    at ((null)|(Timeout))\._onTimeout \((?:.*\/)?.generated.js:3:11\)$/
+  ]);
+});
+
 it('throw with source map with gap', function() {
   compareStackTrace(createSourceMapWithGap(), [
     'throw new Error("test");'