/// <summary>
/// Throws an invalid name exception.
/// </summary>
/// <param name="s">String that was parsed.</param>
/// <param name="offsetStartChar">Offset in string where parsing began.</param>
/// <param name="offsetBadChar">Offset in string where parsing failed.</param>
internal static void ThrowInvalidName(string s, int offsetStartChar, int offsetBadChar)
{
// If the name is empty, throw an exception
if (offsetStartChar >= s.Length)
#if !SILVERLIGHT_XPATH
{ throw new XmlException("Xml_EmptyName"); }
#else
{ throw new XmlException(Res.GetString(Res.Xml_EmptyName, string.Empty)); }
#endif
Debug.Assert(offsetBadChar < s.Length);
if (xmlCharType.IsNCNameSingleChar(s[offsetBadChar]) && !XmlCharType.Instance.IsStartNCNameSingleChar(s[offsetBadChar]))
{
// The error character is a valid name character, but is not a valid start name character
#if !SILVERLIGHT_XPATH
//throw new XmlException(Res.Xml_BadStartNameChar, XmlException.BuildCharExceptionArgs(s, offsetBadChar));
throw new XmlException("Xml_BadStartNameChar");
#else
throw new XmlException(Res.GetString(Res.Xml_BadStartNameChar, XmlExceptionHelper.BuildCharExceptionArgs(s, offsetBadChar)));
#endif
}
else
{
// The error character is an invalid name character
#if !SILVERLIGHT_XPATH
//throw new XmlException(Res.Xml_BadNameChar, XmlException.BuildCharExceptionArgs(s, offsetBadChar));
throw new XmlException("Xml_BadNameChar");
#else
throw new XmlException(Res.GetString(Res.Xml_BadNameChar, XmlExceptionHelper.BuildCharExceptionArgs(s, offsetBadChar)));
#endif
}
}
private string ScanName()
{
ReadOnlySpan <char> span = _xpathExpr.AsSpan(_xpathExprIndex - 1);
Debug.Assert(!span.IsEmpty);
Debug.Assert(span[0] == CurrentChar);
Debug.Assert(XmlCharType.IsStartNCNameSingleChar(span[0]));
Debug.Assert(XmlCharType.IsNCNameSingleChar(span[0]));
int i;
for (i = 1; i < span.Length && XmlCharType.IsNCNameSingleChar(span[i]); i++)
{
;
}
if ((uint)i < (uint)span.Length)
{
_currentChar = span[i];
_xpathExprIndex += i;
return(span.Slice(0, i).ToString());
}
_currentChar = '\0';
_xpathExprIndex += i - 1;
return(span.ToString());
}
private string ScanName()
{
Debug.Assert(_xmlCharType.IsStartNCNameSingleChar(this.CurrentChar)
#if XML10_FIFTH_EDITION
|| xmlCharType.IsNCNameHighSurrogateChar(this.CurerntChar)
#endif
);
int start = _xpathExprIndex - 1;
int len = 0;
for (;;)
{
if (_xmlCharType.IsNCNameSingleChar(this.CurrentChar))
{
NextChar();
len++;
}
#if XML10_FIFTH_EDITION
else if (xmlCharType.IsNCNameSurrogateChar(this.PeekNextChar(), this.CurerntChar))
{
NextChar();
NextChar();
len += 2;
}
#endif
else
{
break;
}
}
return(_xpathExpr.Substring(start, len));
}
private string ScanNCName()
{
Debug.Assert(xmlCharType.IsStartNCNameSingleChar(curChar)
#if XML10_FIFTH_EDITION
|| xmlCharType.IsNCNameHighSurrogateChar(curChar)
#endif
);
int start = curIndex;
for (;;)
{
if (xmlCharType.IsNCNameSingleChar(curChar))
{
NextChar();
}
#if XML10_FIFTH_EDITION
else if (xmlCharType.IsNCNameSurrogateChar(PeekNextChar(), curChar))
{
NextChar();
NextChar();
}
#endif
else
{
break;
}
}
return(xpathExpr.Substring(start, curIndex - start));
}
/// <summary>
/// Throws an invalid name exception.
/// </summary>
/// <param name="s">String that was parsed.</param>
/// <param name="offsetStartChar">Offset in string where parsing began.</param>
/// <param name="offsetBadChar">Offset in string where parsing failed.</param>
internal static void ThrowInvalidName(string s, int offsetStartChar, int offsetBadChar)
{
// If the name is empty, throw an exception
if (offsetStartChar >= s.Length)
{
throw new XmlException(ResXml.Xml_EmptyName, string.Empty);
}
Debug.Assert(offsetBadChar < s.Length);
if (s_xmlCharType.IsNCNameSingleChar(s[offsetBadChar]) && !XmlCharType.Instance.IsStartNCNameSingleChar(s[offsetBadChar]))
{
// The error character is a valid name character, but is not a valid start name character
throw new XmlException(ResXml.Xml_BadStartNameChar, XmlException.BuildCharExceptionArgs(s, offsetBadChar));
}
else
{
// The error character is an invalid name character
throw new XmlException(ResXml.Xml_BadNameChar, XmlException.BuildCharExceptionArgs(s, offsetBadChar));
}
}
private string ScanNCName()
{
Debug.Assert(XmlCharType.IsStartNCNameSingleChar(_curChar));
int start = _curIndex;
while (true)
{
if (XmlCharType.IsNCNameSingleChar(_curChar))
{
NextChar();
}
else
{
break;
}
}
return(_xpathExpr.Substring(start, _curIndex - start));
}
private string ScanName()
{
Debug.Assert(_xmlCharType.IsStartNCNameSingleChar(this.CurrentChar));
int start = _xpathExprIndex - 1;
int len = 0;
while (true)
{
if (_xmlCharType.IsNCNameSingleChar(this.CurrentChar))
{
NextChar();
len++;
}
else
{
break;
}
}
return(_xpathExpr.Substring(start, len));
}