From 358a6ff66c7526e19dee3b98df9734ae9d3520e2 Mon Sep 17 00:00:00 2001
From: Antonio Scandurra <me@as-cii.com>
Date: Tue, 14 Dec 2021 17:51:14 +0100
Subject: [PATCH] Implement `MultiBufferSnapshot::contains_str_at`

---
 crates/editor/src/multi_buffer.rs | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/crates/editor/src/multi_buffer.rs b/crates/editor/src/multi_buffer.rs
index beca029a9f..cb714541dd 100644
--- a/crates/editor/src/multi_buffer.rs
+++ b/crates/editor/src/multi_buffer.rs
@@ -735,8 +735,14 @@ impl MultiBufferSnapshot {
     where
         T: ToOffset,
     {
-        let offset = position.to_offset(self);
-        self.as_singleton().unwrap().contains_str_at(offset, needle)
+        let position = position.to_offset(self);
+        position == self.clip_offset(position, Bias::Left)
+            && self
+                .bytes_in_range(position..self.len())
+                .flatten()
+                .copied()
+                .take(needle.len())
+                .eq(needle.bytes())
     }
 
     fn as_singleton(&self) -> Option<&BufferSnapshot> {