private CommandLineOption GetOptionOrNull(string name) { name = CommandLineOption.Normalize(name); if (!_options.TryGetValue(name, out var result)) { return(null); } return(result); }
private CommandLineOption GetOptionOrNull(char ch) { var name = CommandLineOption.Normalize(ch); if (!_options.TryGetValue(name, out var result)) { return(null); } return(result); }