internal static CommandTemplateException OptionNamesCannotStartWithDigit(string template, TemplateToken token)
{
// Rewrite the token to point to the option name instead of the whole string.
token = new TemplateToken(
token.TokenKind,
token.TokenKind == TemplateToken.Kind.ShortName ? token.Position + 1 : token.Position + 2,
token.Value, token.Value);
return(CommandLineTemplateExceptionFactory.Create(template, token,
"Option names cannot start with a digit.",
"Invalid option name."));
}
internal static CommandTemplateException InvalidCharacterInOptionName(string template, TemplateToken token, char character)
{
// Rewrite the token to point to the invalid character instead of the whole value.
var position = (token.TokenKind == TemplateToken.Kind.ShortName
? token.Position + 1
: token.Position + 2) + token.Value.OrdinalIndexOf(character);
token = new TemplateToken(
token.TokenKind, position,
token.Value, character.ToString(CultureInfo.InvariantCulture));
return(CommandLineTemplateExceptionFactory.Create(template, token,
$"Encountered invalid character '{character}' in option name.",
"Invalid character."));
}
internal static CommandTemplateException MultipleValuesAreNotSupported(string template, TemplateToken token)
{
return(CommandLineTemplateExceptionFactory.Create(template, token,
"Multiple values are not supported.",
"Too many values."));
}
internal static CommandTemplateException OptionsMustHaveName(string template, TemplateToken token)
{
return(CommandLineTemplateExceptionFactory.Create(template, token,
"Options without name are not allowed.",
"Missing option name."));
}
internal static CommandTemplateException ArgumentCannotContainOptions(string template, TemplateToken token)
{
return(CommandLineTemplateExceptionFactory.Create(
template, token,
"Arguments can not contain options.",
"Not permitted."));
}
internal static CommandTemplateException UnterminatedValueName(string template, TemplateToken token)
{
return(CommandLineTemplateExceptionFactory.Create(
template, token,
$"Encountered unterminated value name '{token.Value}'.",
"Unterminated value name."));
}
internal static CommandTemplateException ShortOptionMustOnlyBeOneCharacter(string template, TemplateToken token)
{
// Rewrite the token to point to the option name instead of the whole option.
token = new TemplateToken(token.TokenKind, token.Position + 1, token.Value, token.Value);
return(CommandLineTemplateExceptionFactory.Create(template, token,
"Short option names can not be longer than one character.",
"Invalid option name."));
}
internal static CommandTemplateException MultipleShortOptionNamesNotAllowed(string template, TemplateToken token)
{
return(CommandLineTemplateExceptionFactory.Create(template, token,
"Multiple short option names are not supported.",
"Too many short options."));
}
internal static CommandTemplateException LongOptionMustHaveMoreThanOneCharacter(string template, TemplateToken token)
{
// Rewrite the token to point to the option name instead of the whole option.
token = new TemplateToken(token.TokenKind, token.Position + 2, token.Value, token.Value);
return(CommandLineTemplateExceptionFactory.Create(template, token,
"Long option names must consist of more than one character.",
"Invalid option name."));
}
