/// <summary>
/// Adds the <see cref="OptionToken"/> to the tokens and sets the context of the tokenizer.
/// </summary>
/// <param name="tokens">The tokens where the argument will be add.</param>
/// <param name="option">The option to add.</param>
/// <param name="options">The options and their arities.</param>
/// <param name="treatMode">The treat mode.</param>
/// <param name="argumentCount">The argument count of the last option.</param>
/// <param name="optionArity">The option arity.</param>
void AddOption(List<Token> tokens, string option, IDictionary<string, OptionArity> options,
ref TreatMode treatMode, ref uint argumentCount, ref OptionArity? optionArity)
{
if (options.ContainsKey(option))
{
AddOption(tokens, option);
OptionArity arity = options[option];
if (arity.MinimalOccurs > 0)
{
treatMode = TreatMode.OptionArgument;
argumentCount = 0;
optionArity = arity;
}
}
else
{
AddOption(tokens, option);
}
}
/// <summary>
/// Adds the <see cref="ArgumentToken"/> to the tokens and sets the context of the tokenizer.
/// </summary>
/// <param name="tokens">The tokens where the argument will be add.</param>
/// <param name="argument">The argument to add.</param>
/// <param name="treatMode">The treat mode.</param>
/// <param name="argumentCount">The argument count of the last option.</param>
/// <param name="optionArity">The option arity.</param>
void AddArgument(List<Token> tokens, string argument, ref TreatMode treatMode, ref uint argumentCount, ref OptionArity? optionArity)
{
Debug.Assert(optionArity.HasValue && argumentCount < optionArity.Value.MaximalOccurs, "unexpected option arity");
AddArgument(tokens, argument);
argumentCount++;
if (argumentCount >= optionArity.Value.MinimalOccurs)
{
treatMode = TreatMode.None;
}
if (argumentCount == optionArity.Value.MaximalOccurs)
{
optionArity = null;
argumentCount = uint.MaxValue;
}
}
