internal static IEnumerable <U> Values <T, U>(this IEnumerable <T> source, object key) where T : JToken
{
ValidationUtils.ArgumentNotNull(source, nameof(source));
foreach (JToken token in source)
{
if (key == null)
{
if (token is JValue)
{
yield return(Convert <JValue, U>((JValue)token));
}
else
{
foreach (JToken t in token.Children())
{
yield return(t.Convert <JToken, U>());
}
}
}
else
{
JToken value = token[key];
if (value != null)
{
yield return(value.Convert <JToken, U>());
}
}
}
yield break;
}
/// <summary>
/// Converts the value.
/// </summary>
/// <typeparam name="T">The source collection type.</typeparam>
/// <typeparam name="U">The type to convert the value to.</typeparam>
/// <param name="value">A <see cref="JToken"/> cast as a <see cref="IEnumerable{T}"/> of <see cref="JToken"/>.</param>
/// <returns>A converted value.</returns>
public static U Value <T, U>(this IEnumerable <T> value) where T : JToken
{
ValidationUtils.ArgumentNotNull(value, nameof(value));
JToken token = value as JToken;
if (token == null)
{
throw new ArgumentException("Source value must be a JToken.");
}
return(token.Convert <JToken, U>());
}