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Support the new rustc_builtin_macro syntax

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This commit is contained in:
Jonas Schievink 2021-09-09 21:32:41 +02:00
parent 8e47e359fa
commit 9a320bcf38
1 changed files with 14 additions and 1 deletions
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15
crates/hir_def/src/nameres/collector.rs
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@ -1812,7 +1812,20 @@ impl ModCollector<'_, '_> {
name = tt::Ident { text: it.clone(), id: tt::TokenId::unspecified() }.as_name();
&name
}
None => &mac.name,
None => {
match attrs.by_key("rustc_builtin_macro").tt_values().next().and_then(|tt| {
match tt.token_trees.first() {
Some(tt::TokenTree::Leaf(tt::Leaf::Ident(name))) => Some(name),
_ => None,
}
}) {
Some(ident) => {
name = ident.as_name();
&name
}
None => &mac.name,
}
}
};
let krate = self.def_collector.def_map.krate;
match find_builtin_macro(name, krate, ast_id) {