public ReadOnlyDictionary <TKey, TValue> DeepCopy(ReadOnlyDictionary <TKey, TValue> input, CopyContext context)
{
if (context.TryGetCopy <ReadOnlyDictionary <TKey, TValue> >(input, out var result))
{
return(result);
}
if (input.GetType() != typeof(ReadOnlyDictionary <TKey, TValue>))
{
return(context.Copy(input));
}
var temp = new Dictionary <TKey, TValue>(input.Count);
foreach (var pair in input)
{
temp[_keyCopier.DeepCopy(pair.Key, context)] = _valueCopier.DeepCopy(pair.Value, context);
}
result = new ReadOnlyDictionary <TKey, TValue>(temp);
context.RecordCopy(input, result);
return(result);
}