public LrConflict <TTokenKind> WithAction(LrAction action)
 {
     return(new LrConflict <TTokenKind>(State, Symbol, Actions.Concat(action.AsSingletonEnumerable())));
 }
 internal LrActionEntry(int state, Terminal <TTokenKind> terminalSymbol, LrAction action)
 {
     State          = state;
     TerminalSymbol = terminalSymbol;
     Action         = action;
 }