public IOptDefinitionFluentBuilder <TTarget> AddOpt(Expression <Func <TTarget, bool> > selector)
{
var opt = new OptDefinition <TTarget>(selector);
this._opts.Add(opt);
return(new OptDefinitionFluentBuilder <TTarget>(opt));
}
public OptWithArgumentDefinitionFluentBuilder(OptDefinition <T> opt) : base(opt)
{
}
public OptDefinitionFluentBuilder(OptDefinition <T> opt)
{
_opt = opt;
}
public static string ParseArgument <T>(
this OptDefinition <T> opt,
string[] args,
ref int i,
string match) where T : new()
{
string arg = args[i];
switch (opt.ArgumentFormat)
{
case OptDefinitionArgumentFormat.None:
{
throw new GetOptException($"{OptDefinitionArgumentFormat.None} can't be parsed");
}
case OptDefinitionArgumentFormat.NextArg:
{
if (args.Length <= i + 1)
{
if (opt.Argument == OptDefinitionArgument.Optional)
{
return(null);
}
else
{
throw new MissingArgumentException(opt.ArgumentName);
}
}
return(args[++i]);
}
case OptDefinitionArgumentFormat.EqualSign:
{
var r = arg.Substring(match.Length);
if (r.StartsWith("="))
{
return(r.Substring(1));
}
throw new ArgumentFormatException(
$"value '{args[i]}' can't be matched as '{opt.ArgumentName}' {OptDefinitionArgumentFormat.EqualSign}");
}
case OptDefinitionArgumentFormat.Close:
{
return(arg.Substring(match.Length));
}
case OptDefinitionArgumentFormat.Parentheses:
{
var r = arg.Substring(match.Length);
if (r.StartsWith("(") && r.EndsWith(")"))
{
return(r.Substring(1, r.Length - 2));
}
throw new ArgumentFormatException(
$"value '{args[i]}' can't be matched as '{opt.ArgumentName}' {OptDefinitionArgumentFormat.Parentheses}");
}
case OptDefinitionArgumentFormat.SquareBrackets:
{
var r = arg.Substring(match.Length);
if (r.StartsWith("[") && r.EndsWith("]"))
{
return(r.Substring(1, r.Length - 2));
}
throw new ArgumentFormatException(
$"value '{args[i]}' can't be matched as '{opt.ArgumentName}' {OptDefinitionArgumentFormat.SquareBrackets}");
}
case OptDefinitionArgumentFormat.Braces:
{
var r = arg.Substring(match.Length);
if (r.StartsWith("{") && r.EndsWith("}"))
{
return(r.Substring(1, r.Length - 2));
}
throw new ArgumentFormatException(
$"value '{args[i]}' can't be matched as '{opt.ArgumentName}' {OptDefinitionArgumentFormat.Braces}");
}
case OptDefinitionArgumentFormat.AngleBrackets:
{
var r = arg.Substring(match.Length);
if (r.StartsWith("<") && r.EndsWith(">"))
{
return(r.Substring(1, r.Length - 2));
}
throw new ArgumentFormatException(
$"value '{args[i]}' can't be matched as '{opt.ArgumentName}' {OptDefinitionArgumentFormat.AngleBrackets}");
}
default:
throw new ArgumentOutOfRangeException();
}
}
