public string ReadUtf8LineStrict(long limit)
{
if (limit < 0)
{
throw new ArgumentException("limit < 0: " + limit);
}
long scanLength = limit == long.MaxValue ? long.MaxValue : limit + 1;
long newline = IndexOf((byte)'\n', 0, scanLength);
if (newline != -1)
{
return(_easyBuffer.ReadUtf8Line(newline));
}
if (scanLength < long.MaxValue &&
Request(scanLength) && _easyBuffer.GetByte(scanLength - 1) == '\r' &&
Request(scanLength + 1) && _easyBuffer.GetByte(scanLength) == '\n')
{
return(_easyBuffer.ReadUtf8Line(scanLength)); // The line was 'limit' UTF-8 bytes followed by \r\n.
}
var data = new EasyBuffer();
_easyBuffer.CopyTo(data, 0, Math.Min(32, _easyBuffer.Size));
throw new IndexOutOfRangeException("\\n not found: limit=" + Math.Min(_easyBuffer.Size, limit)
+ " content=" + data.ReadByteString().Hex() + '…');
}
private void assertStringEncoded(String hex, String @string)
{
ByteString expectedUtf8 = ByteString.DecodeHex(hex);
// Confirm our implementation matches those expectations.
ByteString actualUtf8 = new EasyBuffer().WriteUtf8(@string).ReadByteString();
Assert.AreEqual(expectedUtf8, actualUtf8);
//// Confirm our expectations are consistent with the platform.
//ByteString platformUtf8 = ByteString.Of(Encoding.UTF8.GetBytes(@string));
//Assert.AreEqual(expectedUtf8, platformUtf8);
// Confirm we are consistent when writing one code point at a time.
var bufferUtf8 = new EasyBuffer();
for (int i = 0; i < @string.Length;)
{
int c = @string.CodePointAt(i);
bufferUtf8.WriteUtf8CodePoint(c);
i += Character.CharCount(c);
}
Assert.AreEqual(expectedUtf8, bufferUtf8.ReadByteString());
// Confirm we are consistent when measuring lengths.
Assert.AreEqual(expectedUtf8.Size(), Utf8.Size(@string));
Assert.AreEqual(expectedUtf8.Size(), Utf8.Size(@string, 0, @string.Length()));
}
private void assertCodePointEncoded(String hex, params int[] codePoints)
{
var buffer = new EasyBuffer();
foreach (var codePoint in codePoints)
{
buffer.WriteUtf8CodePoint(codePoint);
}
var b1 = buffer.ReadByteString();
var b2 = ByteString.DecodeHex(hex);
Assert.AreEqual(b1, b2);
}
public ByteString ReadByteString()
{
_easyBuffer.WriteAll(_source);
return(_easyBuffer.ReadByteString());
}
