{"ast_node_type":"variable","tokens":[{"end":62,"kind":"keyword","start":0,"text":"let"}]}
            let ast_id = self.expander.in_file(file_local_id);
        let block_id = self.expander.ast_id_map().ast_id_for_block(&block).map(|file_local_id| {
            self.db.intern_block(BlockLoc { ast_id, module: self.module })