protected override CommandResult <byte[]> ReadResult(IRespReader reader)
{
RespDataType dataType = reader.ReadDataType();
if (dataType == RespDataType.Error)
{
string err = reader.ReadErrorValue();
return(CommandResult <byte[]> .Error(err));
}
if (dataType != RespDataType.BulkString)
{
throw new InvalidDataException();
}
byte[] value = reader.ReadBulkStringValue();
return(CommandResult.Success(value));
}
protected override CommandResult <long> ReadResult(IRespReader reader)
{
RespDataType dataType = reader.ReadDataType();
if (dataType == RespDataType.Error)
{
string err = reader.ReadErrorValue();
return(CommandResult <long> .Error(err));
}
if (dataType != RespDataType.Integer)
{
throw new InvalidDataException();
}
long value = reader.ReadIntegerValue();
return(CommandResult.Success(value));
}
protected override CommandResult <IList <byte[]> > ReadResult(IRespReader reader)
{
RespDataType dataType = reader.ReadDataType();
if (dataType == RespDataType.Error)
{
string err = reader.ReadErrorValue();
return(CommandResult <IList <byte[]> > .Error(err));
}
if (dataType != RespDataType.Array)
{
throw new InvalidDataException();
}
if (!reader.TryReadStartArray(out long length))
{
return(CommandResult <IList <byte[]> > .Success(null));
}
var values = new byte[length][];
for (var i = 0; i < length; i++)
{
dataType = reader.ReadDataType();
if (dataType != RespDataType.BulkString)
{
throw new InvalidDataException();
}
values[i] = reader.ReadBulkStringValue();
}
return(CommandResult.Success((IList <byte[]>)values));
}
protected abstract CommandResult <T> ReadResult(IRespReader reader);
