// TODO: This should return Utf16CodeUnits which should wrap byte[]/Span<byte>, same for other encoders
private static byte[] GetUtf8BytesFromString(string str)
{
var utf16 = str.AsSpan();
int needed;
if (!Utf8Encoder.TryComputeEncodedBytes(utf16, out needed))
{
return(null);
}
var data = new byte[needed];
var buffer = new Span <byte>(data);
int written;
int consumed;
if (!Utf8Encoder.TryEncode(utf16, buffer, out consumed, out written))
{
// This shouldn't happen...
return(null);
}
return(data);
}
// TODO: This should return Utf16CodeUnits which should wrap byte[]/Span<byte>, same for other encoders
private static byte[] GetUtf8BytesFromString(string str)
{
ReadOnlySpan <char> characters = str.Slice();
int utf8Length = Utf8Encoder.ComputeEncodedBytes(characters);
byte[] utf8Buffer = new byte[utf8Length];
int encodedBytes;
if (!Utf8Encoder.TryEncode(characters, utf8Buffer, out encodedBytes))
{
throw new Exception(); // this should not happen
}
return(utf8Buffer);
}