# Attached

`type` in `core` · v0.9.0

<https://docs.seedcord.org/packages/core/0.9.0/types/attached>

## Declaration

```ts
type Attached<
    Key extends string,
    Instance
> = Key extends `${infer Group}.${infer Leaf}`
    ? Record<Group, Record<Leaf, Instance>>
    : Record<Key, Instance>;
```