/// <summary>
/// Gets the max range based on the context.
/// If not faound <see cref="DEFAULT_MAX"/> is used.
/// </summary>
/// <param name="ctx">The context.</param>
/// <returns>The max value for the range.</returns>
private static int GetMaxRange(UserAgentTreeWalkerParser.NumberRangeContext ctx)
{
var parent = ctx.Parent;
var name = ((UserAgentTreeWalkerParser.StepDownContext)parent).name.Text;
var maxRange = MaxRange.ContainsKey(name) ? (int?)MaxRange[name] : null;
if (maxRange is null)
{
return(DEFAULT_MAX);
}
return(maxRange ?? 0);
}
/// <summary>
/// Initializes a new instance of the <see cref="StepDown"/> class.
/// </summary>
/// <param name="numberRange">The range<see cref="UserAgentTreeWalkerParser.NumberRangeContext"/> used to get the list of children.</param>
/// <param name="name">The name of the node.</param>
public StepDown(UserAgentTreeWalkerParser.NumberRangeContext numberRange, string name)
: this(NumberRangeVisitor.GetList(numberRange), name)
{
}
/// <summary>
/// Gets the <see cref="NumberRangeList"/> after parsing the user agent.
/// </summary>
/// <param name="ctx">The ctx<see cref="UserAgentTreeWalkerParser.NumberRangeContext"/>.</param>
/// <returns>The <see cref="NumberRangeList"/>.</returns>
public static NumberRangeList GetList(UserAgentTreeWalkerParser.NumberRangeContext ctx)
{
return(Instance.Visit(ctx));
}
