{"ast_node_type":"other","tokens":[{"end":23,"kind":"keyword","start":0,"text":"match"}]}
        match file_id {
    pub(crate) fn new(db: &dyn ExpandDatabase, file_id: HirFileId) -> SpanMap {
            HirFileId::FileId(file_id) => SpanMap::RealSpanMap(db.real_span_map(file_id)),