private void CheckWhitespace(string value)
{
int i;
if ((i = _xmlCharType.IsOnlyWhitespaceWithPos(value)) != -1)
{
Throw(ResXml.Xml_InvalidWhitespaceCharacter, XmlException.BuildCharExceptionArgs(value, i));
}
}
// Verification method for XML whitespace characters as defined in XML spec production [3] S.
// Throws XmlException if invalid character is found, otherwise returns the input string.
public static string VerifyWhitespace(string content)
{
if (content == null)
{
throw new ArgumentNullException(nameof(content));
}
// returns the position of invalid character or -1
int pos = s_xmlCharType.IsOnlyWhitespaceWithPos(content);
if (pos != -1)
{
throw new XmlException(SR.Xml_InvalidWhitespaceCharacter, XmlException.BuildCharExceptionArgs(content, pos), 0, pos + 1);
}
return(content);
}
public override void WriteWhitespace(string ws)
{
if (ws == null)
{
ws = string.Empty;
}
// "checkNames" is intentional here; if false, the whitespaces are checked in XmlWellformedWriter
if (_checkNames)
{
int i;
if ((i = _xmlCharType.IsOnlyWhitespaceWithPos(ws)) != -1)
{
throw new ArgumentException(string.Format(ResXml.Xml_InvalidWhitespaceCharacter, XmlException.BuildCharExceptionArgs(ws, i)));
}
}
if (_replaceNewLines)
{
ws = ReplaceNewLines(ws);
}
writer.WriteWhitespace(ws);
}
