private IEnumerable <PcreMatch> MatchesIterator(string subject, PcreMatchSettings settings)
{
using (var context = settings.CreateMatchContext(subject))
{
var result = ExecuteMatch(context);
if (result.ResultCode != MatchResultCode.Success)
{
yield break;
}
var match = new PcreMatch(result);
yield return(match);
var options = context.AdditionalOptions;
while (true)
{
context.StartIndex = match.GetStartOfNextMatchIndex();
context.AdditionalOptions = options | (match.Length == 0 ? PatternOptions.NotEmptyAtStart : PatternOptions.None);
result = ExecuteMatch(context);
if (result.ResultCode != MatchResultCode.Success)
{
yield break;
}
match = new PcreMatch(result);
yield return(match);
}
}
}
public PcreMatch Match(string subject, PcreMatchSettings settings)
{
if (subject == null)
{
throw new ArgumentNullException("subject");
}
if (settings == null)
{
throw new ArgumentNullException("settings");
}
if (settings.StartIndex < 0 || settings.StartIndex > subject.Length)
{
throw new IndexOutOfRangeException("Invalid StartIndex value");
}
using (var context = settings.CreateMatchContext(subject))
{
return(new PcreMatch(ExecuteMatch(context)));
}
}
