public T Deserialize(ref JsonReader reader, IJsonFormatterResolver formatterResolver)
{
var token = reader.GetCurrentJsonToken();
switch (token)
{
case JsonToken.String:
// avoid string decoding if possible.
var key = reader.ReadStringSegmentUnsafe();
T value;
if (!nameValueMapping.TryGetValue(key, out value))
{
var str = StringEncoding.UTF8.GetString(key.Array, key.Offset, key.Count);
value = (T)Enum.Parse(typeof(T), str); // Enum.Parse is slow
}
return(value);
case JsonToken.Number:
return(deserializeByUnderlyingValue(ref reader, formatterResolver));
default:
ThrowHelper.ThrowInvalidOperationException_ParseJSON(); return(default);
}
}
public T Deserialize(JsonReader reader, IJsonFormatterResolver formatterResolver)
{
var token = reader.GetCurrentJsonToken();
if (token == JsonToken.String)
{
// avoid string decoding if possible.
var key = reader.ReadStringSegmentUnsafe();
T value;
if (!nameValueMapping.TryGetValue(key, out value))
{
var str = StringEncoding.UTF8.GetString(key.Array, key.Offset, key.Count);
value = (T)Enum.Parse(typeof(T), str); // Enum.Parse is slow
}
return(value);
}
else if (token == JsonToken.Number)
{
return(deserializeByUnderlyingValue(reader, formatterResolver));
}
throw new InvalidOperationException("Can't parse JSON to Enum format.");
}