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# DiskImage.StackableLayer

A marker protocol that stackable disk image layer configuration objects conform to.

```
protocol StackableLayer
```

## Overview

The [`appending(_:)`](/documentation/DiskImageKit/DiskImage/appending(_:)-3pfqg) method accepts objects
that conform to this protocol.  For more information about image layering, see [`StackedImage`](/documentation/DiskImageKit/StackedImage).

## Relationships

### Conforming Types

[`ASIFLayerCreationConfiguration`](/documentation/DiskImageKit/ASIFLayerCreationConfiguration)

---

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