| Parameter | Description |
|---|---|
| ctx | SearchContext that yielded the SearchItem. |
| item | SearchItem to select value from. |
| formatString | Format string that mayh contain selectors. |
string Returns a string where selectors have been replaced by the selected values from a given SearchItem.
Take a format string and replace all selectors in it with the selected values obtained from a SearchItem.
[Description("Convert arguments to a string allowing you to format the result.")]
[SearchExpressionEvaluator(SearchExpressionType.Selector | SearchExpressionType.Text, SearchExpressionType.Iterable | SearchExpressionType.Literal | SearchExpressionType.Variadic)]
[SearchExpressionEvaluatorSignatureOverload(SearchExpressionType.Iterable | SearchExpressionType.Literal | SearchExpressionType.Variadic)]
public static IEnumerable<SearchItem> FormatItems(SearchExpressionContext c)
{
var skipCount = 0;
if (SearchExpression.GetFormatString(c.args[0], out var formatStr))
skipCount++;
var items = c.args.Skip(skipCount).SelectMany(e => e.Execute(c));
var dataSet = SearchExpression.ProcessValues(items, null, item => SearchExpression.FormatItem(c.search, item, formatStr));
return dataSet;
}