From 9c53461429a3e72e3b1fb87d7ca490e168d7dee2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bla=C5=BE=20Hrastnik?= <blaz@mxxn.io>
Date: Wed, 23 Jun 2021 12:27:38 +0900
Subject: [PATCH] fix: Select matching at the start of the doc could crash.
 Fixes #346

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

diff --git a/helix-core/src/selection.rs b/helix-core/src/selection.rs
index e452c2e28..de4879d6f 100644
--- a/helix-core/src/selection.rs
+++ b/helix-core/src/selection.rs
@@ -352,7 +352,7 @@ pub fn select_on_matches(
 
             let start = text.byte_to_char(start_byte + mat.start());
             let end = text.byte_to_char(start_byte + mat.end());
-            result.push(Range::new(start, end - 1));
+            result.push(Range::new(start, end.saturating_sub(1)));
         }
     }