From 100e6defed88868af12869fc1fe871306fdaa98a Mon Sep 17 00:00:00 2001
From: Olivier 'reivilibre <contact@librepush.net>
Date: Fri, 23 May 2025 18:07:52 +0100
Subject: [PATCH] disable auto-download of language servers

---
 crates/language/src/language.rs | 50 ++++++---------------------------
 1 file changed, 8 insertions(+), 42 deletions(-)

diff --git a/crates/language/src/language.rs b/crates/language/src/language.rs
index b19dcd5f9c..2afaade787 100644
--- a/crates/language/src/language.rs
+++ b/crates/language/src/language.rs
@@ -353,7 +353,10 @@ pub trait LspAdapter: 'static + Send + Sync {
             // because we don't want to download and overwrite our global one
             // for each worktree we might have open.
             if binary_options.allow_path_lookup {
-                if let Some(binary) = self.check_if_user_installed(delegate.as_ref(), toolchains, cx).await {
+                if let Some(binary) = self
+                    .check_if_user_installed(delegate.as_ref(), toolchains, cx)
+                    .await
+                {
                     log::info!(
                         "found user-installed language server for {}. path: {:?}, arguments: {:?}",
                         self.name().0,
@@ -364,47 +367,10 @@ pub trait LspAdapter: 'static + Send + Sync {
                 }
             }
 
-            if !binary_options.allow_binary_download {
-                return Err(anyhow!("downloading language servers disabled"));
-            }
-
-            if let Some(cached_binary) = cached_binary.as_ref() {
-                return Ok(cached_binary.clone());
-            }
-
-            let Some(container_dir) = delegate.language_server_download_dir(&self.name()).await else {
-                anyhow::bail!("no language server download dir defined")
-            };
-
-            let mut binary = try_fetch_server_binary(self.as_ref(), &delegate, container_dir.to_path_buf(), cx).await;
-
-            if let Err(error) = binary.as_ref() {
-                if let Some(prev_downloaded_binary) = self
-                    .cached_server_binary(container_dir.to_path_buf(), delegate.as_ref())
-                    .await
-                {
-                    log::info!(
-                        "failed to fetch newest version of language server {:?}. error: {:?}, falling back to using {:?}",
-                        self.name(),
-                        error,
-                        prev_downloaded_binary.path
-                    );
-                    binary = Ok(prev_downloaded_binary);
-                } else {
-                    delegate.update_status(
-                        self.name(),
-                        BinaryStatus::Failed {
-                            error: format!("{error:?}"),
-                        },
-                    );
-                }
-            }
-
-            if let Ok(binary) = &binary {
-                *cached_binary = Some(binary.clone());
-            }
-
-            binary
+            return Err(anyhow!(
+                "Fred does not auto-download language servers. Please provide your own trusted copy of '{}'",
+                self.name().0
+            ));
         }
         .boxed_local()
     }