From ee3f269d93bf2816771361ef79f22192bba2ecee Mon Sep 17 00:00:00 2001
From: Emil Ernerfeldt <emil.ernerfeldt@gmail.com>
Date: Fri, 13 Nov 2020 12:51:52 +0100
Subject: [PATCH] Fix numeric underflow when text editing

---
 egui/src/paint/font.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/egui/src/paint/font.rs b/egui/src/paint/font.rs
index 3435adc3..18662d87 100644
--- a/egui/src/paint/font.rs
+++ b/egui/src/paint/font.rs
@@ -101,7 +101,7 @@ impl Galley {
             if y_dist < best_y_dist {
                 best_y_dist = y_dist;
                 let mut column = line.char_at(pos.x);
-                if column == line.char_count() && line.ends_with_newline {
+                if column == line.char_count() && line.ends_with_newline && column > 0 {
                     // handle the case where line ends with a \n and we click after it.
                     // We should return the position BEFORE the \n!
                     column -= 1;