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authorAleksey Kladov <[email protected]>2020-01-29 10:21:49 +0000
committerAleksey Kladov <[email protected]>2020-01-29 10:21:49 +0000
commit9753eb98ccbe4c5abefacde2fc60e919cf3c5645 (patch)
tree10f01bd26fba1fdc05424443141b87639030875a /crates
parentaaa4861a0b2f6cb2f9f271961d9836976e94b139 (diff)
Complain loudly if the main loop is blocked
Diffstat (limited to 'crates')
-rw-r--r--crates/ra_lsp_server/src/main_loop.rs22
1 files changed, 21 insertions, 1 deletions
diff --git a/crates/ra_lsp_server/src/main_loop.rs b/crates/ra_lsp_server/src/main_loop.rs
index 2daaf1b4a..9901fe931 100644
--- a/crates/ra_lsp_server/src/main_loop.rs
+++ b/crates/ra_lsp_server/src/main_loop.rs
@@ -5,7 +5,14 @@ mod handlers;
5mod subscriptions; 5mod subscriptions;
6pub(crate) mod pending_requests; 6pub(crate) mod pending_requests;
7 7
8use std::{error::Error, fmt, panic, path::PathBuf, sync::Arc, time::Instant}; 8use std::{
9 env,
10 error::Error,
11 fmt, panic,
12 path::PathBuf,
13 sync::Arc,
14 time::{Duration, Instant},
15};
9 16
10use crossbeam_channel::{select, unbounded, RecvError, Sender}; 17use crossbeam_channel::{select, unbounded, RecvError, Sender};
11use lsp_server::{Connection, ErrorCode, Message, Notification, Request, RequestId, Response}; 18use lsp_server::{Connection, ErrorCode, Message, Notification, Request, RequestId, Response};
@@ -425,6 +432,19 @@ fn loop_turn(
425 loop_state.subscriptions.subscriptions(), 432 loop_state.subscriptions.subscriptions(),
426 ) 433 )
427 } 434 }
435
436 let loop_duration = loop_start.elapsed();
437 if loop_duration > Duration::from_millis(10) {
438 log::error!("overly long loop turn: {:?}", loop_duration);
439 if env::var("RA_PROFILE").is_ok() {
440 show_message(
441 req::MessageType::Error,
442 format!("overly long loop turn: {:?}", loop_duration),
443 &connection.sender,
444 );
445 }
446 }
447
428 Ok(()) 448 Ok(())
429} 449}
430 450