public override void VisitEmptyEx(EmptyEx x)
{
// empty(OPERAND)
ConsumeToken(Tokens.T_EMPTY, "empty", x.Span.Start);
ConsumeToken(Tokens.T_LPAREN, "(");
VisitElement(x.Expression);
ConsumeToken(Tokens.T_RPAREN, ")", x.Span.End - 1);
}
/// <summary>
/// Visit parameter of "empty".
/// </summary>
/// <param name="x"></param>
virtual public void VisitEmptyEx(EmptyEx x)
{
VisitElement(x.Expression);
}
override public void VisitEmptyEx(EmptyEx x)
{
_serializer.StartSerialize(typeof(EmptyEx).Name, SerializeSpan(x.Span));
base.VisitEmptyEx(x);
_serializer.EndSerialize();
}
public override void VisitEmptyEx(EmptyEx x)
{
var lValue = CreateLValue(x.Variable);
Result(new EmptyExPoint(x, lValue));
}
/// <inheritdoc />
public override void VisitEmptyEx(EmptyEx x)
{
RValueResult(x);
}
/// <summary>
/// Initializes a new instance of the <see cref="EmptyExPoint" /> class.
/// </summary>
/// <param name="emptyEx"><c>empty</c> construct</param>
/// <param name="variable">Variable to be checked whether it is empty</param>
internal EmptyExPoint(EmptyEx emptyEx, LValuePoint variable)
{
EmptyEx = emptyEx;
Variable = variable;
}
/// <inheritdoc />
override public void VisitEmptyEx(EmptyEx x)
{
VisitElement(x.Variable);
result = new EmptyEx(x.Position, (VariableUse)result);
}
