jrhodes

func dumpLayerTree(_ layer: CALayer, name: String) {
    var meta = [AnyHashable: Any]()
    meta["documentHeight"] = layer.bounds.height
    meta["documentWidth"] = layer.bounds.width
    meta["geometryFlipped"] = 0
    meta["rootLayer"] = layer

    let documentsURL = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first!
    let url = documentsURL.appendingPathComponent(name).appendingPathExtension("caar")
    let layerData = NSKeyedArchiver.archivedData(withRootObject: meta)