From f45c1ffc5b7b3f0a0826637d50f753f05d60721d Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Tue, 27 Apr 2021 16:04:12 +0300
Subject: fix: don't show error message for a valid notification

Closes #6782, #6772
---
 crates/rust-analyzer/src/main_loop.rs | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'crates')

diff --git a/crates/rust-analyzer/src/main_loop.rs b/crates/rust-analyzer/src/main_loop.rs
index 6ea775d68..a766aacad 100644
--- a/crates/rust-analyzer/src/main_loop.rs
+++ b/crates/rust-analyzer/src/main_loop.rs
@@ -571,6 +571,12 @@ impl GlobalState {
                 this.cancel(id);
                 Ok(())
             })?
+            .on::<lsp_types::notification::WorkDoneProgressCancel>(|_this, _params| {
+                // Just ignore this. It is OK to continue sending progress
+                // notifications for this token, as the client can't know when
+                // we accepted notification.
+                Ok(())
+            })?
             .on::<lsp_types::notification::DidOpenTextDocument>(|this, params| {
                 if let Ok(path) = from_proto::vfs_path(&params.text_document.uri) {
                     if this
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