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Support new #[rustc_intrinsic] attribute and fallback bodies

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This commit is contained in:
Lukas Wirth 2024-11-03 16:29:35 +01:00
parent 78f3112626
commit 36d68c5d0f
9 changed files with 143 additions and 174 deletions
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19
crates/hir/src/lib.rs
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@ -2246,35 +2246,33 @@ impl Function {
/// Does this function have `#[test]` attribute?
pub fn is_test(self, db: &dyn HirDatabase) -> bool {
db.function_data(self.id).attrs.is_test()
db.attrs(self.id.into()).is_test()
}
/// is this a `fn main` or a function with an `export_name` of `main`?
pub fn is_main(self, db: &dyn HirDatabase) -> bool {
let data = db.function_data(self.id);
data.attrs.export_name() == Some(&sym::main)
|| self.module(db).is_crate_root() && data.name == sym::main
db.attrs(self.id.into()).export_name() == Some(&sym::main)
|| self.module(db).is_crate_root() && db.function_data(self.id).name == sym::main
}
/// Is this a function with an `export_name` of `main`?
pub fn exported_main(self, db: &dyn HirDatabase) -> bool {
let data = db.function_data(self.id);
data.attrs.export_name() == Some(&sym::main)
db.attrs(self.id.into()).export_name() == Some(&sym::main)
}
/// Does this function have the ignore attribute?
pub fn is_ignore(self, db: &dyn HirDatabase) -> bool {
db.function_data(self.id).attrs.is_ignore()
db.attrs(self.id.into()).is_ignore()
}
/// Does this function have `#[bench]` attribute?
pub fn is_bench(self, db: &dyn HirDatabase) -> bool {
db.function_data(self.id).attrs.is_bench()
db.attrs(self.id.into()).is_bench()
}
/// Is this function marked as unstable with `#[feature]` attribute?
pub fn is_unstable(self, db: &dyn HirDatabase) -> bool {
db.function_data(self.id).attrs.is_unstable()
db.attrs(self.id.into()).is_unstable()
}
pub fn is_unsafe_to_call(self, db: &dyn HirDatabase) -> bool {
@ -2289,8 +2287,7 @@ impl Function {
}
pub fn as_proc_macro(self, db: &dyn HirDatabase) -> Option<Macro> {
let function_data = db.function_data(self.id);
let attrs = &function_data.attrs;
let attrs = db.attrs(self.id.into());
// FIXME: Store this in FunctionData flags?
if !(attrs.is_proc_macro()
|| attrs.is_proc_macro_attribute()