From 5e1efca0404a8939315078eaf6350e2810886cce Mon Sep 17 00:00:00 2001
From: blankie <blankie@nixnetmail.com>
Date: Sun, 3 Dec 2023 00:58:45 +1100
Subject: [PATCH] "Fix" crash on empty text

https://ruby.social/@CoralineAda/109951421922797743
---
 servehelper.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/servehelper.cpp b/servehelper.cpp
index aa421b3..602902f 100644
--- a/servehelper.cpp
+++ b/servehelper.cpp
@@ -204,7 +204,9 @@ std::string get_text_content(lxb_dom_node_t* child) {
         while (remove_from && out[remove_from - 1] == '\n') {
             remove_from--;
         }
-        if (out.size() > remove_from) {
+        // Don't engulf everything, otherwise it crashes
+        // https://ruby.social/@CoralineAda/109951421922797743
+        if (out.size() > remove_from && remove_from != 0) {
             out.erase(remove_from);
         }
     }
@@ -213,7 +215,11 @@ std::string get_text_content(lxb_dom_node_t* child) {
         while (out.size() > remove_to && out[remove_to] == '\n') {
             remove_to++;
         }
-        out.erase(0, remove_to);
+        // Don't engulf everything, otherwise it crashes
+        // https://ruby.social/@CoralineAda/109951421922797743
+        if (out.size() > remove_to) {
+            out.erase(0, remove_to);
+        }
     }
 
     return out;