public static ArgumentResult ParseArgumentTemplate(string template)
{
var result = new ArgumentResult();
foreach (var token in TemplateTokenizer.Tokenize(template))
{
if (token.TokenKind == TemplateToken.Kind.ShortName ||
token.TokenKind == TemplateToken.Kind.LongName)
{
throw TemplateException.ArgumentCannotContainOptions(template, token);
}
if (token.TokenKind == TemplateToken.Kind.OptionalValue ||
token.TokenKind == TemplateToken.Kind.RequiredValue)
{
if (!string.IsNullOrWhiteSpace(result.Value))
{
throw TemplateException.MultipleValuesAreNotSupported(template, token);
}
if (string.IsNullOrWhiteSpace(token.Value))
{
throw TemplateException.ValuesMustHaveName(template, token);
}
result.Value = token.Value;
result.Required = token.TokenKind == TemplateToken.Kind.RequiredValue;
}
}
return(result);
}
