public void Harness()
{
var source = @"
Col1 is 'test'
or(
Col2 not 10.4
and Col3 is 45
)";
source = @"Col1 not 4";
var lexer = new PredicateLexer(source);
var parser = new PredicateParser(lexer);
var parseTree = parser.Parse();
var ast = new ASTGenerator(parseTree);
throw new NotImplementedException();
}
public PredicateParser(PredicateLexer lexer) : base(lexer) { }