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Merge pull request #18877 from ChayimFriedman2/crazy-hang

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fix: Fix a bug with missing binding in MBE
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Laurențiu Nicola 2025-01-08 06:53:07 +00:00 committed by GitHub
commit 238ccb628b
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3 changed files with 2732 additions and 1 deletions
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2
crates/ide-diagnostics/src/tests.rs
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@ -1,5 +1,7 @@
#![allow(clippy::print_stderr)]
mod overly_long_real_world_cases;
use ide_db::{
assists::AssistResolveStrategy, base_db::SourceDatabase, LineIndexDatabase, RootDatabase,
};

2726
crates/ide-diagnostics/src/tests/overly_long_real_world_cases.rs Normal file
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5
crates/mbe/src/expander/transcriber.rs
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@ -38,7 +38,10 @@ impl<'t> Bindings<'t> {
nesting_state.hit = true;
b = match b {
Binding::Fragment(_) => break,
Binding::Missing(_) => break,
Binding::Missing(_) => {
nesting_state.at_end = true;
break;
}
Binding::Nested(bs) => bs.get(nesting_state.idx).ok_or_else(|| {
nesting_state.at_end = true;
binding_err!("could not find nested binding `{name}`")