From 1a372763d6c36807a465e8f0c562669bd0bd1f34 Mon Sep 17 00:00:00 2001
From: Aditya-PS-05 <adityapratapsjnhh7654@gmail.com>
Date: Sat, 22 Nov 2025 13:51:31 +0530
Subject: [PATCH] fix: Prevent inlay hints from flickering while typing

---
 crates/rust-analyzer/src/main_loop.rs | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/crates/rust-analyzer/src/main_loop.rs b/crates/rust-analyzer/src/main_loop.rs
index 7b339fa31bc2..b3fad57e037f 100644
--- a/crates/rust-analyzer/src/main_loop.rs
+++ b/crates/rust-analyzer/src/main_loop.rs
@@ -505,11 +505,6 @@ impl GlobalState {
                     self.send_request::<lsp_types::request::CodeLensRefresh>((), |_, _| ());
                 }
 
-                // Refresh inlay hints if the client supports it.
-                if self.config.inlay_hints_refresh() {
-                    self.send_request::<lsp_types::request::InlayHintRefreshRequest>((), |_, _| ());
-                }
-
                 if self.config.diagnostics_refresh() {
                     self.send_request::<lsp_types::request::WorkspaceDiagnosticRefresh>(
                         (),
@@ -518,6 +513,11 @@ impl GlobalState {
                 }
             }
 
+            // Refresh inlay hints only when quiescent to avoid flickering during typing.
+            if became_quiescent && self.config.inlay_hints_refresh() {
+                self.send_request::<lsp_types::request::InlayHintRefreshRequest>((), |_, _| ());
+            }
+
             let project_or_mem_docs_changed =
                 became_quiescent || state_changed || memdocs_added_or_removed;
             if project_or_mem_docs_changed