{"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"(Label)"}]}
    (Label)          => { exp!(@sym, label,           SymLabel) };
    (Is)             => { exp!(@sym, is,              SymIs) };
    (Lateout)        => { exp!(@sym, lateout,         SymLateout) };