public static bool IsLineEnd(string text, int charIndex)
{
text = EnsureEndOfText(text);
LineEndKinds kind = GetLineEndKind(text, charIndex);
return
(((kind & LineEndKinds.EndOfText) == LineEndKinds.EndOfText) ||
((kind & LineEndKinds.CarrigeReturnOfSingleByte) == LineEndKinds.CarrigeReturnOfSingleByte) ||
((kind & LineEndKinds.LineFeed) == LineEndKinds.LineFeed));
}
// --- internal ---
internal string SanitizeLineEnd(string text)
{
StringBuilder ret = new StringBuilder();
for (int i = 0; i < text.Length; ++i)
{
LineEndKinds kind = GetLineEndKind(text, i);
/// crlf: crを無視，cr: lfをappend，lf: そのままappend，その他: そのままappend
if ((kind & LineEndKinds.FirstOfDoubleByte) == LineEndKinds.FirstOfDoubleByte)
{
/// do nothing
}
else if (((kind & LineEndKinds.CarrigeReturnOfSingleByte) == LineEndKinds.CarrigeReturnOfSingleByte))
{
ret.Append('\n');
}
else
{
ret.Append(text[i]);
}
}
return(ret.ToString());
}
public static bool IsLineEndSecondOfDoubleByte(LineEndKinds kind)
{
return((kind & LineEndKinds.SecondOfDoubleByte) == LineEndKinds.SecondOfDoubleByte);
}
public static bool IsSingleCarrigeReturnLineEnd(LineEndKinds kind)
{
return((kind & LineEndKinds.CarrigeReturnOfSingleByte) == LineEndKinds.CarrigeReturnOfSingleByte);
}
