Method ProcessGroupCollections

Source/Engine/Visject/VisjectGraph.cpp:1357–1528

}

void VisjectExecutor::ProcessGroupCollections(Box* box, Node* node, Value& value)
{
    if (node->TypeID < 100)
    {
        // Array
        Variant v = tryGetValue(node->GetBox(0), Value::Null);
        if (v.Type.Type == VariantType::Null)
            v = Variant(Array<Variant>());
        ENSURE(v.Type.Type == VariantType::Array, String::Format(TEXT("Input value {0} is not an array."), v));
        auto& array = v.AsArray();
        Box* b;
        switch (node->TypeID)
        {
        // Count
        case 1:
            value = array.Count();
            break;
        // Contains
        case 2:
            value = array.Contains(tryGetValue(node->GetBox(1), Value::Null));
            break;
        // Find
        case 3:
            b = node->GetBox(1);
            ENSURE(b->HasConnection(), TEXT("Missing value to find."));
            value = array.Find(eatBox(b->GetParent<Node>(), b->FirstConnection()));
            break;
        // Find Last
        case 4:
            b = node->GetBox(1);
            ENSURE(b->HasConnection(), TEXT("Missing value to find."));
            value = array.FindLast(eatBox(b->GetParent<Node>(), b->FirstConnection()));
            break;
        // Clear
        case 5:
            array.Clear();
            value = MoveTemp(v);
            break;
        // Remove
        case 6:
            b = node->GetBox(1);
            ENSURE(b->HasConnection(), TEXT("Missing value to remove."));
            array.Remove(eatBox(b->GetParent<Node>(), b->FirstConnection()));
            value = MoveTemp(v);
            break;
        // Remove At
        case 7:
        {
            const int32 index = (int32)tryGetValue(node->GetBox(1), 0, Value::Null);
            ENSURE(index >= 0 && index < array.Count(), String::Format(TEXT("Array index {0} is out of range [0;{1}]."), index, array.Count() - 1));
            array.RemoveAt(index);
            value = MoveTemp(v);
            break;
        }
        // Add
        case 8:
            b = node->GetBox(1);
            ENSURE(b->HasConnection(), TEXT("Missing value to add."));