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Merged
merged 1 commit into from
Oct 14, 2024
Merged

Skip #[test_case] expansion #18275

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4 changes: 2 additions & 2 deletions crates/hir-def/src/nameres/collector.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1323,7 +1323,7 @@ impl DefCollector<'_> {
_ => return Resolved::No,
};

// Skip #[test]/#[bench] expansion, which would merely result in more memory usage
// Skip #[test]/#[bench]/#[test_case] expansion, which would merely result in more memory usage
// due to duplicating functions into macro expansions, but only if `cfg(test)` is active,
// otherwise they are expanded to nothing and this can impact e.g. diagnostics (due to things
// being cfg'ed out).
Expand All @@ -1332,7 +1332,7 @@ impl DefCollector<'_> {
if matches!(
def.kind,
MacroDefKind::BuiltInAttr(_, expander)
if expander.is_test() || expander.is_bench()
if expander.is_test() || expander.is_bench() || expander.is_test_case()
) {
let test_is_active =
self.cfg_options.check_atom(&CfgAtom::Flag(sym::test.clone()));
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3 changes: 3 additions & 0 deletions crates/hir-expand/src/builtin/attr_macro.rs
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Expand Up @@ -51,6 +51,9 @@ impl BuiltinAttrExpander {
pub fn is_bench(self) -> bool {
matches!(self, BuiltinAttrExpander::Bench)
}
pub fn is_test_case(self) -> bool {
matches!(self, BuiltinAttrExpander::TestCase)
}
}

register_builtin! {
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