{"ast_node_type":"variable","tokens":[{"end":62,"kind":"keyword","start":0,"text":"let"}]}
    let _p = tracing::info_span!("parse", ?file_id).entered();
fn parse(db: &dyn RootQueryDb, file_id: EditionedFileId) -> Parse<ast::SourceFile> {
    let (file_id, edition) = file_id.unpack(db.as_dyn_database());