/// <summary>
/// Extracts expressions from the token stream and calls the corresponding handler.
/// </summary>
/// <param name="tokenSource">The source of SQL tokens.</param>
/// <returns>The results of the parse.</returns>
protected MatchResult GetResult(ITokenSource tokenSource)
{
Parser parser = new Parser(grammar);
return parser.Parse(SqlGrammar.Start.Name, tokenSource);
}
/// <summary>
/// Initializes a new instance of a ParseAttempt.
/// </summary>
/// <param name="parser">The parser containing</param>
/// <param name="tokenSource">An object to retrieve the sequence of tokens from.</param>
public ParseAttempt(Parser parser, ITokenSource tokenSource)
{
this.parser = parser;
this.tokenSource = tokenSource;
this.tokens = new List<TokenResult>();
}