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fix: Recognize salsa cycles in thread_result_to_response

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Lukas Wirth 2025-05-28 14:24:02 +02:00 • committed by Lukas Wirth
parent 751ca9ec0d
commit 07e4d5826f
1 changed files with 6 additions and 3 deletions
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9
crates/rust-analyzer/src/handlers/dispatch.rs
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@ -6,7 +6,7 @@ use std::{
use ide_db::base_db::{
DbPanicContext,
salsa::{self, Cancelled},
salsa::{self, Cancelled, UnexpectedCycle},
};
use lsp_server::{ExtractError, Response, ResponseError};
use serde::{Serialize, de::DeserializeOwned};
@ -349,11 +349,14 @@ where
let mut message = "request handler panicked".to_owned();
if let Some(panic_message) = panic_message {
message.push_str(": ");
message.push_str(panic_message)
message.push_str(panic_message);
} else if let Some(cycle) = panic.downcast_ref::<UnexpectedCycle>() {
tracing::error!("{cycle}");
message.push_str(": unexpected cycle");
} else if let Ok(cancelled) = panic.downcast::<Cancelled>() {
tracing::error!("Cancellation propagated out of salsa! This is a bug");
return Err(HandlerCancelledError::Inner(*cancelled));
}
};
Ok(lsp_server::Response::new_err(
id,