def retained
import bendtorch-core@0.1.0.0/src/storage/array.bend as Arrayimport Base
import bendtorch-core@0.1.0.0/src/storage/model.bend as Model
102def retained(-T: Data, -d: Nat, -original: Array<T>, -path: Model.Path(d),
103 read: Read<T, d, original, path>) -> Array<T>:
104 match read:
105 case Read{array, value, valid, kept, observed}:
106 array