From 344d05045d208f55563c6ff513edc1e1698d141d Mon Sep 17 00:00:00 2001
From: Antonio Scandurra <me@as-cii.com>
Date: Fri, 23 Dec 2022 12:26:48 +0100
Subject: [PATCH] Avoid hanging waiting for operations when buffer has none

---
 crates/project/src/project.rs | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/crates/project/src/project.rs b/crates/project/src/project.rs
index dfd7b4fbf11e71e577da3c08eb29f873440017da..ca1b988d059102d7fe99ddd53488085640b1ea78 100644
--- a/crates/project/src/project.rs
+++ b/crates/project/src/project.rs
@@ -6255,16 +6255,19 @@ fn split_operations(
     #[cfg(not(any(test, feature = "test-support")))]
     const CHUNK_SIZE: usize = 100;
 
+    let mut done = false;
     std::iter::from_fn(move || {
-        if operations.is_empty() {
+        if done {
             return None;
         }
 
-        Some(
-            operations
-                .drain(..cmp::min(CHUNK_SIZE, operations.len()))
-                .collect(),
-        )
+        let operations = operations
+            .drain(..cmp::min(CHUNK_SIZE, operations.len()))
+            .collect::<Vec<_>>();
+        if operations.is_empty() {
+            done = true;
+        }
+        Some(operations)
     })
 }