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| -rw-r--r-- | crates/rust-analyzer/src/main_loop.rs | 35 |
1 files changed, 23 insertions, 12 deletions
diff --git a/crates/rust-analyzer/src/main_loop.rs b/crates/rust-analyzer/src/main_loop.rs index ec71b4a7a1..4daf295a69 100644 --- a/crates/rust-analyzer/src/main_loop.rs +++ b/crates/rust-analyzer/src/main_loop.rs @@ -4,6 +4,7 @@ use std::{ fmt, ops::Div as _, + panic::AssertUnwindSafe, time::{Duration, Instant}, }; @@ -552,23 +553,33 @@ impl GlobalState { let fetch_semantic = self.vfs_done && self.fetch_workspaces_queue.last_op_result().is_some(); move |sender| { - let diags = fetch_native_diagnostics( - &snapshot, - subscriptions.clone(), - slice.clone(), - NativeDiagnosticsFetchKind::Syntax, - ); + // We aren't observing the semantics token cache here + let snapshot = AssertUnwindSafe(&snapshot); + let Ok(diags) = std::panic::catch_unwind(|| { + fetch_native_diagnostics( + &snapshot, + subscriptions.clone(), + slice.clone(), + NativeDiagnosticsFetchKind::Syntax, + ) + }) else { + return; + }; sender .send(Task::Diagnostics(DiagnosticsTaskKind::Syntax(generation, diags))) .unwrap(); if fetch_semantic { - let diags = fetch_native_diagnostics( - &snapshot, - subscriptions, - slice, - NativeDiagnosticsFetchKind::Semantic, - ); + let Ok(diags) = std::panic::catch_unwind(|| { + fetch_native_diagnostics( + &snapshot, + subscriptions.clone(), + slice.clone(), + NativeDiagnosticsFetchKind::Semantic, + ) + }) else { + return; + }; sender .send(Task::Diagnostics(DiagnosticsTaskKind::Semantic( generation, diags, |