/// <summary>
/// Adds element to index
/// </summary>
/// <param name="idx">Index</param>
/// <param name="el">Element</param>
public static void Index <T>(this Dictionary <string, HashSet <T> > idx, T el) where T : INamedEntity
{
// Index element's ToString() (e.g. DisplayName).
foreach (var word in el.ToString().Split())
{
idx.Index(word, el);
}
// Index localized display names.
foreach (var displayName in el.LocalizedDisplayNames)
{
foreach (var word in displayName.Value.Split())
{
idx.Index(word, el);
}
}
// Index localized keywords.
foreach (var keywordSet in el.LocalizedKeywordSets)
{
foreach (var keyword in keywordSet.Value)
{
idx.Index(keyword, el);
}
}
}