From 7a14987c020bddc915e354b0f302e40519c4b19c Mon Sep 17 00:00:00 2001
From: Anthony Eid <56899983+Anthony-Eid@users.noreply.github.com>
Date: Tue, 10 Jun 2025 21:01:30 -0400
Subject: [PATCH] debugger beta: Fix inline value provider panic (#32502)

Closes #32143

Release Notes:

- debugger beta: Fix panic that could occur when generating inline
values
---
 crates/project/src/debugger/dap_store.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/crates/project/src/debugger/dap_store.rs b/crates/project/src/debugger/dap_store.rs
index 368b6da25c4ccb0ecc9df4ab3efa935b2ec8d18f..d3e37e77a64f49d66dd99b31d277945886a2091b 100644
--- a/crates/project/src/debugger/dap_store.rs
+++ b/crates/project/src/debugger/dap_store.rs
@@ -576,7 +576,12 @@ impl DapStore {
             const LIMIT: usize = 100;
 
             if value.len() > LIMIT {
-                value.truncate(LIMIT);
+                let mut index = LIMIT;
+                // If index isn't a char boundary truncate will cause a panic
+                while !value.is_char_boundary(index) {
+                    index -= 1;
+                }
+                value.truncate(index);
                 value.push_str("...");
             }