From 3245e4f8d70b88edb37d9758539990207be4bc06 Mon Sep 17 00:00:00 2001
From: Max Brunsfeld <maxbrunsfeld@gmail.com>
Date: Wed, 24 Aug 2022 15:10:53 -0700
Subject: [PATCH] Fix out-of-range panic when requesting outline items at EOF

---
 crates/language/src/buffer.rs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/crates/language/src/buffer.rs b/crates/language/src/buffer.rs
index 7b298b7420..80b9cdbaa3 100644
--- a/crates/language/src/buffer.rs
+++ b/crates/language/src/buffer.rs
@@ -1953,8 +1953,10 @@ impl BufferSnapshot {
         theme: Option<&SyntaxTheme>,
     ) -> Option<Vec<OutlineItem<Anchor>>> {
         let position = position.to_offset(self);
-        let mut items =
-            self.outline_items_containing(position.saturating_sub(1)..position + 1, theme)?;
+        let mut items = self.outline_items_containing(
+            position.saturating_sub(1)..self.len().min(position + 1),
+            theme,
+        )?;
         let mut prev_depth = None;
         items.retain(|item| {
             let result = prev_depth.map_or(true, |prev_depth| item.depth > prev_depth);