public virtual void Visit(IUnknownExpression unknownExpr, TContext context) { }
public override IExpression Visit(IUnknownExpression expr, int context) { return(new UnknownExpression()); }
public int Visit(IUnknownExpression unknownExpr, int context) { throw new NotImplementedException(); }
public void Visit(IUnknownExpression unknownExpr, SSTPrintingContext c) { c.UnknownMarker(); }