private PredicateBracketValue CreateBracketValue(SqlServerCommandParser.PredicateContext context)
{
PredicateLeftBracketValue predicateLeftBracketValue = null != context.subquery()
? new PredicateLeftBracketValue(context.subquery().LP_().Symbol.StartIndex, context.subquery().LP_().Symbol.StopIndex)
: new PredicateLeftBracketValue(context.LP_().Symbol.StartIndex, context.LP_().Symbol.StopIndex);
PredicateRightBracketValue predicateRightBracketValue = null != context.subquery()
? new PredicateRightBracketValue(context.subquery().RP_().Symbol.StartIndex, context.subquery().RP_().Symbol.StopIndex)
: new PredicateRightBracketValue(context.RP_().Symbol.StartIndex, context.RP_().Symbol.StopIndex);
return(new PredicateBracketValue(predicateLeftBracketValue, predicateRightBracketValue));
}
private ICollection <IExpressionSegment> GetExpressionSegments(SqlServerCommandParser.PredicateContext context)
{
ICollection <IExpressionSegment> result = new LinkedList <IExpressionSegment>();
if (null != context.subquery())
{
SqlServerCommandParser.SubqueryContext subquery = context.subquery();
result.Add(new SubQueryExpressionSegment(new SubQuerySegment(subquery.Start.StartIndex, subquery.Stop.StopIndex, (SelectCommand)Visit(context.subquery()))));
return(result);
}
foreach (var expr in context.expr())
{
result.Add((IExpressionSegment)Visit(expr));
}
return(result);
}