public override void VisitAdditionalFromClause(Remotion.Linq.Clauses.AdditionalFromClause fromClause, QueryModel queryModel, int index)
{
_queryAsString.AppendFormat(" from {0} {1} in {2}",
fromClause.ItemType.Name,
fromClause.ItemName,
ExpressionStringConverter.Format(fromClause.FromExpression));
}
public override void VisitResultOperator(Remotion.Linq.Clauses.ResultOperatorBase resultOperator, QueryModel queryModel, int index)
{
bool first = true;
_queryAsString.AppendFormat("{0}(", resultOperator.GetType().Name);
resultOperator.TransformExpressions(e =>
{
string comma = ", ";
if (first)
{
comma = "";
first = false;
}
_queryAsString.AppendFormat("{0}{1}", comma, ExpressionStringConverter.Format(e));
return(e);
});
_queryAsString.Append(")");
}
/// <summary>
/// Return the key for doing sub-expression storage in a table.
/// </summary>
/// <param name="expr"></param>
/// <returns></returns>
private string GetSubExpressionKey(Expression expr)
{
return(ExpressionStringConverter.Format(expr, true));
}
public override void VisitWhereClause(Remotion.Linq.Clauses.WhereClause whereClause, QueryModel queryModel, int index)
{
_queryAsString.AppendFormat(" where {0}", ExpressionStringConverter.Format(whereClause.Predicate));
}
public override void VisitSelectClause(Remotion.Linq.Clauses.SelectClause selectClause, QueryModel queryModel)
{
_queryAsString.AppendFormat(" select {0}", ExpressionStringConverter.Format(selectClause.Selector));
}
/// <summary>
/// Deal with an order by, on a seperate line.
/// </summary>
/// <param name="ordering"></param>
/// <param name="queryModel"></param>
/// <param name="orderByClause"></param>
/// <param name="index"></param>
public override void VisitOrdering(Remotion.Linq.Clauses.Ordering ordering, QueryModel queryModel, Remotion.Linq.Clauses.OrderByClause orderByClause, int index)
{
var d = ordering.OrderingDirection == Remotion.Linq.Clauses.OrderingDirection.Asc ? "asc" : "desc";
_queryAsString.AppendLine($"orderby {ExpressionStringConverter.Format(ordering.Expression)} {d}");
}
/// <summary>
/// Do the from clause, one item to a line.
/// </summary>
/// <param name="fromClause"></param>
/// <param name="queryModel"></param>
public override void VisitMainFromClause(Remotion.Linq.Clauses.MainFromClause fromClause, QueryModel queryModel)
{
_queryAsString.AppendLine($"from {fromClause.ItemType.Name} {fromClause.ItemName} in {ExpressionStringConverter.Format(fromClause.FromExpression)}");
}
