public ExpressionNode ParseExpression(string source)
{
_lexer = new Lexer(_errorReporter, source);
Reset();
_rangeRecorder.Begin();
// Start parsing
ExpressionNode expression = ParseExpression();
// We are done so no tokens should remain
if (expression != null)
Match(TokenId.Eof);
return expression;
}
public QueryNode ParseQuery(string source)
{
_lexer = new Lexer(_errorReporter, source);
Reset();
_rangeRecorder.Begin();
// Start parsing
QueryNode query = ParseQueryWithOptionalCTE();
// We are done so no tokens should remain
if (query != null)
Match(TokenId.Eof);
return query;
}
public static TokenStream FromSource(IErrorReporter errorReporter, string source)
{
Lexer lexer = new Lexer(errorReporter, source);
List<Token> tokenList = new List<Token>();
while (lexer.NextToken())
{
if (lexer.TokenID == TokenId.SELECT)
lexer.IsQuery = true;
Token token = lexer.GetToken();
tokenList.Add(token);
}
TokenStream result = new TokenStream();
result._tokens = tokenList.ToArray();
return result;
}