private static bool TryExtractProperty(VowpalWabbitJsonParseState state, string property, string expectedProperty, JsonToken expectedToken, Action <JsonReader> success)
{
if (property.Equals(expectedProperty, StringComparison.OrdinalIgnoreCase))
{
if (!state.Reader.Read() && state.Reader.TokenType != expectedToken)
{
throw new VowpalWabbitJsonException(state.Reader, $"Property '{expectedProperty}' must be of type '{expectedToken}'");
}
success(state.Reader);
return(true);
}
return(false);
}
private static bool TryExtractArrayProperty <T>(VowpalWabbitJsonParseState state, string property, string expectedProperty, Action <T[]> success)
{
return(TryExtractProperty(
state,
property,
expectedProperty,
JsonToken.StartArray,
reader =>
{
success(JsonSerializer.CreateDefault().Deserialize <T[]>(reader));
if (state.Reader.TokenType != JsonToken.EndArray && !reader.Read())
{
throw new VowpalWabbitJsonException(state.Reader, $"Property {expectedProperty} must end with 'EndArray'");
}
}));
}
