private static Expression <Func <ISearchContent, string> > HighlightExpressionGetter(HitSpecification spec)
{
var highlightSpec = new HighlightSpec
{
FragmentSize = spec.ExcerptLength,
NumberOfFragments = 1,
PreTag = spec.PreTagForAllHighlights,
PostTag = spec.PostTagForAllHighlights
};
return(doc => !string.IsNullOrWhiteSpace(doc.SearchAttachmentText) ?
doc.SearchAttachmentText.AsHighlighted(highlightSpec) : doc.SearchAttachment.AsHighlighted(highlightSpec));
}
public static string AsHighlighted(this XhtmlString xhtmlString, HighlightSpec highlightSpec)
{
throw new ClientException("The AsHighlighted method should only be used in projection expressions");
}