private Regex CreateRegularExpression()
{
string pattern = string.Concat(
$"^[{string.Concat(CommandLineArgumentHelper.Prefixes.Select(c => Regex.Escape(c.ToString())))}]*",
RegularExpressionBuilder.FromOptionsPattern(CommandLineArgumentHelper.TrimName(Name)),
$"[{string.Concat(CommandLineArgumentHelper.Suffixes.Select(c => Regex.Escape(c.ToString())))}]*"
);
RegexOptions options = RegexOptions.None;
if ((Owner.Options & CommandLineDescriptorsOptions.CaseSensitive) != CommandLineDescriptorsOptions.CaseSensitive)
{
options |= RegexOptions.IgnoreCase;
}
return(new Regex(pattern, options));
}
private void AssertPattern(string expected, string pattern)
{
Assert.AreEqual(expected, RegularExpressionBuilder.For(pattern));
}
