Prepare gen_lsp_server for publishing

crates/ra_lsp_server/src/main.rs

@@ -35,14 +35,14 @@ fn main_inner() -> Result<()> {
     let cwd = ::std::env::current_dir()?;
     run_server(
         ra_lsp_server::server_capabilities(),
+        receiver,
+        sender,
         |params, r, s| {
             let root = params.root_uri
                 .and_then(|it| it.to_file_path().ok())
                 .unwrap_or(cwd);
             ra_lsp_server::main_loop(false, root, r, s)
         },
-        receiver,
-        sender,
     )?;
     info!("shutting down IO...");
     threads.join()?;

crates/ra_lsp_server/src/main_loop/mod.rs

@@ -35,8 +35,8 @@ enum Task {
 pub fn main_loop(
     internal_mode: bool,
     root: PathBuf,
-    msg_receriver: &mut Receiver<RawMessage>,
-    msg_sender: &mut Sender<RawMessage>,
+    msg_receriver: &Receiver<RawMessage>,
+    msg_sender: &Sender<RawMessage>,
 ) -> Result<()> {
     let pool = rayon::ThreadPoolBuilder::new()
         .num_threads(4)
@@ -88,8 +88,8 @@ fn main_loop_inner(
     internal_mode: bool,
     ws_root: PathBuf,
     pool: &ThreadPool,
-    msg_sender: &mut Sender<RawMessage>,
-    msg_receiver: &mut Receiver<RawMessage>,
+    msg_sender: &Sender<RawMessage>,
+    msg_receiver: &Receiver<RawMessage>,
     task_sender: Sender<Task>,
     task_receiver: Receiver<Task>,
     fs_worker: Worker<PathBuf, (PathBuf, Vec<FileEvent>)>,
@@ -212,7 +212,7 @@ fn main_loop_inner(
 
 fn on_task(
     task: Task,
-    msg_sender: &mut Sender<RawMessage>,
+    msg_sender: &Sender<RawMessage>,
     pending_requests: &mut HashMap<u64, JobHandle>,
 ) {
     match task {
@@ -266,7 +266,7 @@ fn on_request(
 }
 
 fn on_notification(
-    msg_sender: &mut Sender<RawMessage>,
+    msg_sender: &Sender<RawMessage>,
     state: &mut ServerWorldState,
     pending_requests: &mut HashMap<u64, JobHandle>,
     subs: &mut Subscriptions,