// Moved out of outer switch to have a shorter main method (improves performance)
static object ReadFieldValueSlow(ReadOnlySpan <byte> span, out int bytesRead)
{
var slice = span.Slice(1);
switch ((char)span[0])
{
case 'F':
bytesRead = 1 + ReadDictionary(slice, out var dictionary);
return(dictionary);
case 'A':
IList arrayResult = ReadArray(slice, out int arrayBytesRead);
bytesRead = 1 + arrayBytesRead;
return(arrayResult);
case 'l':
bytesRead = 9;
return(NetworkOrderDeserializer.ReadInt64(slice));
case 'i':
bytesRead = 5;
return(NetworkOrderDeserializer.ReadUInt32(slice));
case 'D':
bytesRead = 6;
return(ReadDecimal(slice));
case 'B':
bytesRead = 2;
return(span[1]);
case 'b':
bytesRead = 2;
return((sbyte)span[1]);
case 'd':
bytesRead = 9;
return(NetworkOrderDeserializer.ReadDouble(slice));
case 'f':
bytesRead = 5;
return(NetworkOrderDeserializer.ReadSingle(slice));
case 's':
bytesRead = 3;
return(NetworkOrderDeserializer.ReadInt16(slice));
case 'T':
bytesRead = 1 + ReadTimestamp(slice, out var timestamp);
return(timestamp);
case 'x':
bytesRead = 1 + ReadLongstr(slice, out var binaryTableResult);
return(new BinaryTableValue(binaryTableResult));
default:
bytesRead = 0;
return(ThrowInvalidTableValue((char)span[0]));
}
}
public void TestReadInt16()
{
Assert.Equal(0x1234, NetworkOrderDeserializer.ReadInt16(new byte[] { 0x12, 0x34 }.AsSpan()));
}
public static object ReadFieldValue(ReadOnlyMemory <byte> memory, out int bytesRead)
{
bytesRead = 1;
ReadOnlyMemory <byte> slice = memory.Slice(1);
switch ((char)memory.Span[0])
{
case 'S':
byte[] result = ReadLongstr(slice);
bytesRead += result.Length + 4;
return(result);
case 'I':
bytesRead += 4;
return(NetworkOrderDeserializer.ReadInt32(slice));
case 'i':
bytesRead += 4;
return(NetworkOrderDeserializer.ReadUInt32(slice));
case 'D':
bytesRead += 5;
return(ReadDecimal(slice));
case 'T':
bytesRead += 8;
return(ReadTimestamp(slice));
case 'F':
IDictionary <string, object> tableResult = ReadTable(slice, out int tableBytesRead);
bytesRead += tableBytesRead;
return(tableResult);
case 'A':
IList arrayResult = ReadArray(slice, out int arrayBytesRead);
bytesRead += arrayBytesRead;
return(arrayResult);
case 'B':
bytesRead += 1;
return(slice.Span[0]);
case 'b':
bytesRead += 1;
return((sbyte)slice.Span[0]);
case 'd':
bytesRead += 8;
return(NetworkOrderDeserializer.ReadDouble(slice));
case 'f':
bytesRead += 4;
return(NetworkOrderDeserializer.ReadSingle(slice));
case 'l':
bytesRead += 8;
return(NetworkOrderDeserializer.ReadInt64(slice));
case 's':
bytesRead += 2;
return(NetworkOrderDeserializer.ReadInt16(slice));
case 't':
bytesRead += 1;
return(slice.Span[0] != 0);
case 'x':
byte[] binaryTableResult = ReadLongstr(slice);
bytesRead += binaryTableResult.Length + 4;
return(new BinaryTableValue(binaryTableResult));
case 'V':
return(null);
default:
throw new SyntaxError($"Unrecognised type in table: {(char)memory.Span[0]}");
}
}
public static object ReadFieldValue(ReadOnlySpan <byte> span, out int bytesRead)
{
bytesRead = 1;
switch ((char)span[0])
{
case 'S':
bytesRead += ReadLongstr(span.Slice(1), out var bytes);
return(bytes);
case 'I':
bytesRead += 4;
return(NetworkOrderDeserializer.ReadInt32(span.Slice(1)));
case 'i':
bytesRead += 4;
return(NetworkOrderDeserializer.ReadUInt32(span.Slice(1)));
case 'D':
bytesRead += 5;
return(ReadDecimal(span.Slice(1)));
case 'T':
bytesRead += ReadTimestamp(span.Slice(1), out var timestamp);
return(timestamp);
case 'F':
bytesRead += ReadDictionary(span.Slice(1), out var dictionary);
return(dictionary);
case 'A':
IList arrayResult = ReadArray(span.Slice(1), out int arrayBytesRead);
bytesRead += arrayBytesRead;
return(arrayResult);
case 'B':
bytesRead += 1;
return(span[1]);
case 'b':
bytesRead += 1;
return((sbyte)span[1]);
case 'd':
bytesRead += 8;
return(NetworkOrderDeserializer.ReadDouble(span.Slice(1)));
case 'f':
bytesRead += 4;
return(NetworkOrderDeserializer.ReadSingle(span.Slice(1)));
case 'l':
bytesRead += 8;
return(NetworkOrderDeserializer.ReadInt64(span.Slice(1)));
case 's':
bytesRead += 2;
return(NetworkOrderDeserializer.ReadInt16(span.Slice(1)));
case 't':
bytesRead += 1;
return(span[1] != 0);
case 'x':
bytesRead += ReadLongstr(span.Slice(1), out var binaryTableResult);
return(new BinaryTableValue(binaryTableResult));
case 'V':
return(null);
default:
throw new SyntaxErrorException($"Unrecognised type in table: {(char)span[0]}");
}
}
