Use crossbeam-channel instead of crossbeam (#11129)

Cargo.toml

@@ -30,7 +30,7 @@ console_error_panic_hook = { version = "0.1.7" }
 console_log = { version = "1.0.0" }
 countme = { version = "3.0.1" }
 criterion = { version = "0.5.1", default-features = false }
-crossbeam = { version = "0.8.4" }
+crossbeam-channel = { version = "0.5.12" }
 dirs = { version = "5.0.0" }
 drop_bomb = { version = "0.1.5" }
 env_logger = { version = "0.11.0" }

crates/ruff_server/Cargo.toml

@@ -26,7 +26,7 @@ ruff_text_size = { path = "../ruff_text_size" }
 ruff_workspace = { path = "../ruff_workspace" }
 
 anyhow = { workspace = true }
-crossbeam = { workspace = true }
+crossbeam-channel = { workspace = true }
 jod-thread = { workspace = true }
 libc = { workspace = true }
 lsp-server = { workspace = true }

crates/ruff_server/src/server/client.rs

@@ -6,7 +6,7 @@ use serde_json::Value;
 
 use super::schedule::Task;
 
-pub(crate) type ClientSender = crossbeam::channel::Sender<lsp_server::Message>;
+pub(crate) type ClientSender = crossbeam_channel::Sender<lsp_server::Message>;
 
 type ResponseBuilder<'s> = Box<dyn FnOnce(lsp_server::Response) -> Task<'s>>;
 

crates/ruff_server/src/server/schedule.rs

@@ -1,6 +1,6 @@
 use std::num::NonZeroUsize;
 
-use crossbeam::channel::Sender;
+use crossbeam_channel::Sender;
 
 use crate::session::Session;
 

crates/ruff_server/src/server/schedule/thread/pool.rs

@@ -21,7 +21,7 @@ use std::{
     },
 };
 
-use crossbeam::channel::{Receiver, Sender};
+use crossbeam_channel::{Receiver, Sender};
 
 use super::{Builder, JoinHandle, ThreadPriority};
 
@@ -52,7 +52,7 @@ impl Pool {
         let threads = usize::from(threads);
 
         // Channel buffer capacity is between 2 and 4, depending on the pool size.
-        let (job_sender, job_receiver) = crossbeam::channel::bounded(std::cmp::min(threads * 2, 4));
+        let (job_sender, job_receiver) = crossbeam_channel::bounded(std::cmp::min(threads * 2, 4));
         let extant_tasks = Arc::new(AtomicUsize::new(0));
 
         let mut handles = Vec::with_capacity(threads);