From 00808afe3c215d159574b23e30326379428060bf Mon Sep 17 00:00:00 2001
From: Blaž Hrastnik
Date: Mon, 1 Mar 2021 14:23:10 +0900
Subject: ui: Make editor more resilient about being shrunk too small.

---
 helix-view/src/view.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'helix-view')

diff --git a/helix-view/src/view.rs b/helix-view/src/view.rs
index f3d92bfd..1d806da9 100644
--- a/helix-view/src/view.rs
+++ b/helix-view/src/view.rs
@@ -65,7 +65,7 @@ impl View {
     /// Calculates the last visible line on screen
     #[inline]
     pub fn last_line(&self) -> usize {
-        let viewport = Rect::new(6, 0, self.area.width, self.area.height - 1); // - 1 for statusline
+        let viewport = Rect::new(6, 0, self.area.width, self.area.height.saturating_sub(1)); // - 1 for statusline
         std::cmp::min(
             self.first_line + (viewport.height as usize),
             self.doc.text().len_lines() - 1,
-- 
cgit v1.2.3-70-g09d2