private Query ParseBinaryOr()
{
//BinaryOr ==> BinaryAnd | BinaryOr OR BinaryAnd
var queries = new List <Query>();
queries.Add(ParseBinaryAnd());
while (_lexer.CurrentToken == SnLucLexer.Token.Or)
{
_lexer.NextToken();
queries.Add(ParseBinaryAnd());
}
if (queries.Count == 1)
{
return(queries[0]);
}
var boolq = new BooleanQuery();
foreach (var query in queries)
{
AddBooleanClause(boolq, query, BooleanClause.Occur.SHOULD);
}
return(boolq);
}
private IEnumerable<TokenChecker> GetTokens(string source)
{
var lexer = new SnLucLexer(source);
var tokens = new List<TokenChecker>();
do
{
//tokens.Add(new TokenChecker { Token = lexer.CurrentToken, Value = lexer.StringValue });
tokens.Add(new TokenChecker { Token = lexer.CurrentToken, Value = lexer.StringValue });
}
while (lexer.NextToken());
return tokens;
}
