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Auto merge of #17248 - mladedav:dm/delay-clear, r=Veykril

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Clear diagnostics only after new ones were received

Closes #15934

This adds a flag inside the global state which controls when old diagnostics are cleared. Now, old diagnostics should be cleared only after at least one new diagnostic is available.
This commit is contained in:
bors 2024-05-22 13:01:08 +00:00
commit 2dc22c658a
2 changed files with 10 additions and 1 deletions
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2
crates/rust-analyzer/src/global_state.rs
View file

@ -87,6 +87,7 @@ pub(crate) struct GlobalState {
pub(crate) flycheck_sender: Sender<flycheck::Message>,
pub(crate) flycheck_receiver: Receiver<flycheck::Message>,
pub(crate) last_flycheck_error: Option<String>,
pub(crate) diagnostics_received: bool,
// Test explorer
pub(crate) test_run_session: Option<Vec<flycheck::CargoTestHandle>>,
@ -224,6 +225,7 @@ impl GlobalState {
flycheck_sender,
flycheck_receiver,
last_flycheck_error: None,
diagnostics_received: false,
test_run_session: None,
test_run_sender,

9
crates/rust-analyzer/src/main_loop.rs
View file

@ -804,6 +804,10 @@ impl GlobalState {
fn handle_flycheck_msg(&mut self, message: flycheck::Message) {
match message {
flycheck::Message::AddDiagnostic { id, workspace_root, diagnostic } => {
if !self.diagnostics_received {
self.diagnostics.clear_check(id);
self.diagnostics_received = true;
}
let snap = self.snapshot();
let diagnostics = crate::diagnostics::to_proto::map_rust_diagnostic_to_lsp(
&self.config.diagnostics_map(),
@ -832,7 +836,7 @@ impl GlobalState {
flycheck::Message::Progress { id, progress } => {
let (state, message) = match progress {
flycheck::Progress::DidStart => {
self.diagnostics.clear_check(id);
self.diagnostics_received = false;
(Progress::Begin, None)
}
flycheck::Progress::DidCheckCrate(target) => (Progress::Report, Some(target)),
@ -848,6 +852,9 @@ impl GlobalState {
flycheck::Progress::DidFinish(result) => {
self.last_flycheck_error =
result.err().map(|err| format!("cargo check failed to start: {err}"));
if !self.diagnostics_received {
self.diagnostics.clear_check(id);
}
(Progress::End, None)
}
};