protected virtual Expression VisitTuple(SqlTupleExpression tupleExpression)
{
var expressions = VisitExpressionList(tupleExpression.SubExpressions);
if (tupleExpression.SubExpressions != expressions)
{
return(new SqlTupleExpression(expressions, tupleExpression.Type));
}
return(tupleExpression);
}
protected override Expression VisitTuple(SqlTupleExpression expression)
{
SqlTupleExpression current;
if (!TryGetCurrent(expression, out current))
{
return expression;
}
if (!(this.result &= current.Type == expression.Type))
{
return expression;
}
if (!(this.result &= current.NodeType == expression.NodeType))
{
return expression;
}
this.currentObject = current.SubExpressions;
this.VisitExpressionList(expression.SubExpressions);
if (!this.result)
{
return expression;
}
this.currentObject = current;
return expression;
}
protected override Expression VisitTuple(SqlTupleExpression tupleExpression)
{
this.Write('(');
this.WriteDeliminatedListOfItems(tupleExpression.SubExpressions, c => this.Visit(c));
this.Write(')');
return tupleExpression;
}
protected virtual Expression VisitTuple(SqlTupleExpression tupleExpression)
{
var expressions = this.VisitExpressionList(tupleExpression.SubExpressions);
if (tupleExpression.SubExpressions != expressions)
{
return new SqlTupleExpression(expressions, tupleExpression.Type);
}
return tupleExpression;
}
