From 251306a4bba6cca80ef552cdec30547155dea58c Mon Sep 17 00:00:00 2001
From: Ian J <ianjessop3@gmail.com>
Date: Fri, 19 Aug 2022 13:43:55 -0400
Subject: [PATCH] Fixed divide by zero segault (#461)

Check if inner_size is less than 1 to prevent divide by 0 segfault.

Co-authored-by: Arthur Sonzogni <sonzogniarthur@gmail.com>
---
 src/ftxui/dom/scroll_indicator.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/ftxui/dom/scroll_indicator.cpp b/src/ftxui/dom/scroll_indicator.cpp
index c96fdbb..2f1cfe2 100644
--- a/src/ftxui/dom/scroll_indicator.cpp
+++ b/src/ftxui/dom/scroll_indicator.cpp
@@ -40,6 +40,9 @@ Element vscroll_indicator(Element child) {
       const Box& stencil = screen.stencil;
 
       int size_inner = box_.y_max - box_.y_min;
+      if (size_inner <= 0) {
+        return;
+      }
       int size_outter = stencil.y_max - stencil.y_min + 1;
       if (size_outter >= size_inner) {
         return;