/// <summary>
/// Provides information to the given visitor about the current builder.
/// </summary>
/// <param name="visitor">The visitor requesting information.</param>
protected override void OnAccept(BuilderVisitor visitor)
{
visitor.VisitParameterLiteral(this);
}
void IVisitableBuilder.Accept(BuilderVisitor visitor)
{
visitor.VisitParameterLiteral(_value);
}