public Parser(Token[] tokens, List<Option> options)
{
this.tokens = new Tokens(tokens);
this.options = options;
Parameters = new List<string>();
ParsedOption = new List<Option>();
}
void ParseOption(Token token)
{
lastOption = GetOptionByToken(token);
Token nextToken = tokens.NextToken();
if (nextToken == null)
{
CheckSaturation(lastOption);
lastOption.AddArgumentValue("true");
ParsedOption.Add(lastOption);
}
else if (nextToken is OptionToken)
{
CheckSaturation(lastOption);
lastOption.AddArgumentValue("true");
ParsedOption.Add(lastOption);
ParseOption(nextToken);
}
else if (nextToken is ArgumentToken)
{
if (IsFullSaturated(lastOption))
{
ParseOptionArguments(nextToken);
}
else
{
lastOption.AddArgumentValue("true");
ParsedOption.Add(lastOption);
ParseParameters(nextToken);
}
}
else if (nextToken is TreatAsArgumentToken)
{
CheckSaturation(lastOption);
lastOption.AddArgumentValue("true");
ParsedOption.Add(lastOption);
ParseParameters(tokens.NextToken());
}
}
Option GetOptionByToken(Token token)
{
return options.Where(opt => opt.Switches.Contains(token.Value)).FirstOrDefault();
}
public Tokens(Token[] tokens)
{
this.tokenNum = 0;
this.tokens = tokens;
}
void ParseParameters(Token token)
{
Parameters.Add(token.Value);
// determine next way
Token nextToken = tokens.NextToken();
if (nextToken == null)
{
return;
}
else if (nextToken is ArgumentToken)
{
ParseParameters(nextToken);
}
else if (nextToken is TreatAsArgumentToken)
{
ParseParameters(tokens.NextToken());
}
else if (nextToken is OptionToken)
{
ParseOption(nextToken);
}
}
void ParseOptionArguments(Token token)
{
if (!lastOption.ValueType.Validate(token.Value))
{
throw new ArgumentValidityException();
}
lastOption.AddArgumentValue(token.Value);
Token nextToken = tokens.NextToken();
if (nextToken == null)
{
CheckSaturation(lastOption);
ParsedOption.Add(lastOption);
}
else if (nextToken is OptionToken)
{
CheckSaturation(lastOption);
ParsedOption.Add(lastOption);
ParseOption(nextToken);
}
else if (nextToken is ArgumentToken)
{
if (IsFullSaturated(lastOption))
{
ParseOptionArguments(nextToken);
}
else
{
ParsedOption.Add(lastOption);
ParseParameters(nextToken);
}
}
else if (nextToken is TreatAsArgumentToken)
{
CheckSaturation(lastOption);
ParsedOption.Add(lastOption);
ParseParameters(tokens.NextToken());
}
}