From 1f440eb063f097415b0e951e191d7774017d3c04 Mon Sep 17 00:00:00 2001
From: Mahmoud Al-Qudsi <mqudsi@neosmart.net>
Date: Wed, 26 Sep 2018 20:35:39 -0500
Subject: [PATCH] Fix crash when nodeptr is null and node->get_source() is
 called

Responsible for the crash during the low-level tests after
9c63ad3209e8d9eb5dec5e498725491ead037765.
---
 src/tnode.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/tnode.h b/src/tnode.h
index 60fac38b6..cf52d66e0 100644
--- a/src/tnode.h
+++ b/src/tnode.h
@@ -107,6 +107,9 @@ class tnode_t {
     }
 
     wcstring get_source(const wcstring &str) const {
+        if (!nodeptr) {
+            return L"";
+        }
         return nodeptr->get_source(str);
     }