private bool ContainsPath(JToken token, IExpressionChain selector)
{
switch (token.Type)
{
case JTokenType.Object:
{
var matchingChild = token.Children <JProperty>().FirstOrDefault(c => string.Equals(c.Name, selector.Current.Name, StringComparison.InvariantCultureIgnoreCase));
if (matchingChild == null)
{
return(false);
}
return(!selector.HasNext() || ContainsPath(matchingChild.Value, selector.Next));
}
case JTokenType.Array:
{
return(((JArray)token).All(child => ContainsPath(child, selector)));
}
default:
return(true);
}
}
public bool Contains(IExpressionChain chain)
{
return(chain == null || (chain.Current.Equals(Current) && (chain.Next == null || (Next != null && Next.Contains(chain.Next)))));
}
public static bool HasNext(this IExpressionChain chain) => chain?.Next != null;
