/// <summary>
/// Adds a new reference of the specified kind to the collection of references, or updates an already existing reference of the given kind.
/// </summary>
public static IReference AddReference(this IProductElement container, string kind, string value, bool singleton = false)
{
Guard.NotNull(() => container, container);
Guard.NotNullOrEmpty(() => kind, kind);
if (singleton == true)
{
var existingRef = container.References.FirstOrDefault(r => r.Kind == kind);
if (existingRef != null)
{
// Update existing reference value.
existingRef.Value = value;
return(existingRef);
}
}
// Create a new reference
return(container.CreateReference(r =>
{
r.Kind = kind;
r.Value = value;
}));
}