LS: Proc macro server failed notification

commit-id:d35d8322

crates/cairo-lang-language-server/src/lang/proc_macros/controller.rs

@@ -18,10 +18,13 @@ use super::client::{ProcMacroClient, RequestParams};
 use crate::lang::db::AnalysisDatabase;
 use crate::lang::proc_macros::db::ProcMacroGroup;
 use crate::lang::proc_macros::plugins::proc_macro_plugin_suite;
+use crate::lsp::ext::ProcMacroServerInitializationFailed;
+use crate::server::client::Notifier;
 use crate::toolchain::scarb::ScarbToolchain;
 
 /// Manages lifecycle of proc-macro-server client.
 pub struct ProcMacroClientController {
+    notifier: Notifier,
     scarb: ScarbToolchain,
     plugin_suite: Option<PluginSuite>,
     initialization_retries: RateLimiter<NotKeyed, InMemoryState, QuantaClock>,
@@ -39,8 +42,9 @@ impl ProcMacroClientController {
         (error_receiver, response_receiver)
     }
 
-    pub fn new(scarb: ScarbToolchain) -> Self {
+    pub fn new(notifier: Notifier, scarb: ScarbToolchain) -> Self {
         Self {
+            notifier,
             scarb,
             plugin_suite: Default::default(),
             initialization_retries: RateLimiter::direct(
@@ -104,7 +108,7 @@ impl ProcMacroClientController {
     fn fatal_failed(&self, db: &mut AnalysisDatabase) {
         db.set_proc_macro_client_status(ClientStatus::FailedToInitialize);
 
-        // TODO Send notification.
+        self.notifier.notify::<ProcMacroServerInitializationFailed>(());
     }
 
     pub fn handle_error(&mut self, db: &mut AnalysisDatabase) {

crates/cairo-lang-language-server/src/lsp/ext.rs

@@ -59,3 +59,12 @@ impl Notification for ScarbMetadataFailed {
     type Params = ();
     const METHOD: &'static str = "cairo/scarb-metadata-failed";
 }
+
+/// Notifies about `proc-macro-server` fatal fail.
+#[derive(Debug)]
+pub struct ProcMacroServerInitializationFailed;
+
+impl Notification for ProcMacroServerInitializationFailed {
+    type Params = ();
+    const METHOD: &'static str = "cairo/procMacroServerInitializationFailed";
+}

crates/cairo-lang-language-server/src/state.rs

@@ -36,7 +36,8 @@ impl State {
         let notifier = Client::new(sender).notifier();
         let scarb_toolchain = ScarbToolchain::new(notifier.clone());
         let db_swapper = AnalysisDatabaseSwapper::new(scarb_toolchain.clone());
-        let proc_macro_controller = ProcMacroClientController::new(scarb_toolchain.clone());
+        let proc_macro_controller =
+            ProcMacroClientController::new(notifier.clone(), scarb_toolchain.clone());
 
         Self {
             db: AnalysisDatabase::new(&tricks),