{"ast_node_type":"other","tokens":[{"end":52,"kind":"keyword","start":0,"text":"#[salsa::invoke(crate::span_map::real_span_map)]"}]}
    #[salsa::invoke(crate::span_map::real_span_map)]
    fn expansion_span_map(&self, file_id: MacroCallId) -> Arc<ExpansionSpanMap>;
    fn real_span_map(&self, file_id: EditionedFileId) -> Arc<RealSpanMap>;