public static Regex VisitLiteral(NyaParser.RegexLiteralContext context)
{
string raw = context.GetText();
int start = raw.IndexOf('/');
int end = raw.LastIndexOf('/');
string regex = raw.Substring(start + 1, end - 1);
string flags = raw.Substring(end + 1);
RegexOptions options = RegexOptions.None;
foreach (var flag in flags)
{
switch (flag)
{
case 'm':
options |= RegexOptions.Multiline;
break;
case 'i':
options |= RegexOptions.IgnoreCase;
break;
case 's':
options |= RegexOptions.Singleline;
break;
case 'x':
options |= RegexOptions.IgnorePatternWhitespace;
break;
case 'n':
options |= RegexOptions.ExplicitCapture;
break;
}
}
return(new Regex(regex, options));
}
public override object VisitRegexLiteral([NotNull] NyaParser.RegexLiteralContext context)
{
return(LiteralHelper.VisitLiteral(context));
}
