public SetInstance Construct(object iterable)
{
// Create a new set.
var result = new SetInstance(this.InstancePrototype);
// If iterable is not null or undefined, then iterate through the values and add them to the set.
if (iterable != Undefined.Value && iterable != Null.Value)
{
var iterator = TypeUtilities.GetIterator(Engine, TypeConverter.ToObject(Engine, iterable));
if (iterator != null)
{
// Get a reference to the add function.
var addFunc = result["add"] as FunctionInstance;
if (addFunc == null)
throw new JavaScriptException(Engine, ErrorType.TypeError, "Missing 'add' function.");
// Call the add function for each value.
foreach (var value in TypeUtilities.Iterate(Engine, iterator))
{
addFunc.Call(result, value);
}
}
}
return result;
}
// INITIALIZATION
//_________________________________________________________________________________________
/// <summary>
/// Creates a new set iterator.
/// </summary>
/// <param name="prototype"> The next object in the prototype chain. </param>
/// <param name="set"> The set to iterate over. </param>
/// <param name="list"> The linked list to iterate over. </param>
/// <param name="kind"> The type of values to return. </param>
internal SetIterator(ObjectInstance prototype, SetInstance set, LinkedList<object> list, Kind kind)
: base(prototype)
{
this.set = set;
this.set.BeforeDelete += Set_BeforeDelete;
this.list = list;
this.kind = kind;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="setInstance">The displayed SetInstance</param>
internal SetInstanceDebugView(SetInstance setInstance)
{
this.setInstance = setInstance;
}