public virtual void Accept(IQueryNodeVisitor visitor, bool visitChildren = true)
{
if (this is GroupNode)
{
visitor.Visit((GroupNode)this);
}
else if (this is TermNode)
{
visitor.Visit((TermNode)this);
}
else if (this is FieldExpressionNode)
{
visitor.Visit((FieldExpressionNode)this);
}
if (!visitChildren)
{
return;
}
foreach (var child in this.Where(child => child != null))
{
child.Accept(visitor);
}
}
public virtual Task AcceptAsync(IQueryNodeVisitor visitor, IQueryVisitorContext context)
{
if (this is GroupNode)
{
return(visitor.VisitAsync((GroupNode)this, context));
}
if (this is TermNode)
{
return(visitor.VisitAsync((TermNode)this, context));
}
if (this is TermRangeNode)
{
return(visitor.VisitAsync((TermRangeNode)this, context));
}
if (this is MissingNode)
{
return(visitor.VisitAsync((MissingNode)this, context));
}
if (this is ExistsNode)
{
return(visitor.VisitAsync((ExistsNode)this, context));
}
return(Task.CompletedTask);
}
public virtual Task AcceptAsync(IQueryNodeVisitor visitor, IQueryVisitorContext context)
{
if (this is GroupNode node)
{
return(visitor.VisitAsync(node, context));
}
if (this is TermNode termNode)
{
return(visitor.VisitAsync(termNode, context));
}
if (this is TermRangeNode rangeNode)
{
return(visitor.VisitAsync(rangeNode, context));
}
if (this is MissingNode missingNode)
{
return(visitor.VisitAsync(missingNode, context));
}
if (this is ExistsNode existsNode)
{
return(visitor.VisitAsync(existsNode, context));
}
return(Task.CompletedTask);
}