public UnifiedElement VisitConditionalExpression(
ConditionalExpression expr, object data)
{
var cond = expr.Condition.TryAcceptForExpression(this);
var former = expr.TrueExpression.TryAcceptForExpression(this);
var latter = expr.FalseExpression.TryAcceptForExpression(this);
return(UnifiedTernaryExpression.Create(cond, former, latter));
}
public static UnifiedExpression CreateConditionalExpression(
XElement node)
{
Contract.Requires(node != null);
Contract.Requires(node.Name() == "conditional_expression");
/*
* conditional_expression
* : logical_or_expression ('?' expression ':' conditional_expression)?
*/
if (node.Elements().Count() == 1)
{
return(CreateLogicalOrExpression(node.FirstElement()));
}
return(UnifiedTernaryExpression.Create(
CreateLogicalOrExpression(node.ElementAt(0)),
CreateExpression(node.NthElement(2)).First(),
CreateConditionalExpression(node.NthElement(4))));
}