public static long ReadLines(Stream stream, Encoding encoding, byte[] workingBuffer, string separator,
NewValueAsSpan onNewValue, IMetricsHost metrics = null, CancellationToken cancellationToken = default)
{
unsafe
{
NewLine onNewLine = (lineNumber, partial, start, length, e, m) =>
{
LineValuesReader.ReadValues(lineNumber, start, length, e, separator, onNewValue, m);
};
return(ReadLines(stream, encoding, workingBuffer, onNewLine, metrics, cancellationToken));
}
}
public static long ReadLines(Stream stream, Encoding encoding, byte[] buffer, string separator,
NewValueAsSpan onNewValue, ISafeLogger logger = null, IMetricsHost metrics = null,
CancellationToken cancellationToken = default)
{
unsafe
{
return(ReadLines(stream, encoding, buffer, OnNewLine, logger, metrics, cancellationToken));
void OnNewLine(long lineNumber, bool partial, byte *start, int length, Encoding e)
{
LineValuesReader.ReadValues(lineNumber, start, length, e, separator, onNewValue);
}
}
}
public static void ReadValues(long lineNumber, ReadOnlySpan <byte> line, Encoding encoding, byte[] separator,
NewValueAsSpan newValue)
{
var position = 0;
while (true)
{
var next = line.IndexOf(separator);
if (next == -1)
{
newValue?.Invoke(lineNumber, position, line, encoding);
break;
}
newValue?.Invoke(lineNumber, position, line.Slice(0, next), encoding);
line = line.Slice(next + separator.Length);
position += next + separator.Length;
}
}
public static long ReadLines(Stream stream, Encoding encoding, string separator, NewValueAsSpan onNewValue,
IMetricsHost metrics = null, CancellationToken cancellationToken = default)
{
return(ReadLines(stream, encoding, Constants.Buffer, separator, onNewValue, metrics, cancellationToken));
}
public static unsafe void ReadValues(long lineNumber, byte *start, int length, Encoding encoding,
byte[] separator, NewValueAsSpan newValue)
{
ReadValues(lineNumber, new ReadOnlySpan <byte>(start, length), encoding, separator, newValue);
}
public static unsafe void ReadValues(long lineNumber, byte *start, int length, Encoding encoding,
string separator, NewValueAsSpan newValue)
{
ReadValues(lineNumber, start, length, encoding, encoding.GetSeparatorBuffer(separator), newValue);
}