{"ast_node_type":"function","tokens":[{"end":53,"kind":"keyword","start":0,"text":"fn"}]}
    fn check_attr(&mut self, attr: &hir::Attribute) {
impl<'tcx> AssertModuleSource<'tcx> {
        let (expected_reuse, comp_kind) = if attr.has_name(sym::rustc_partition_reused) {