{"ast_node_type":"variable","tokens":[{"end":98,"kind":"keyword","start":0,"text":"if"}]}
        if let Some((span, closure_kind_origin)) = tcx.closure_kind_origin(closure_local_def_id) {
        let tables = tcx.typeck(closure_local_def_id);
            let reason = if let PlaceBase::Upvar(upvar_id) = closure_kind_origin.base {