Version: 2022.3
LanguageEnglish
  • C#

SearchExpressionType.Selector

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Description

Denote an expression representing a selector. All selector starts with @. For example @size in expression: select{t:material, @size}.

[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;
}