def swap_go_observed

bendtorch-core@0.1.0.0 · src/storage/refinement.bend:189

import Base
import bendtorch-core@0.1.0.0/src/storage/model.bend as Model

189def swap_go_observed(-T: Data, -d: Nat, -original: Array<T>, -n: U32, -i: U32,
190  -z: Bool, -new: T, cert: Swap<T, d, original, n, i, z, new>) ->
191  {Some{second(T, Array.swap.go(T, original, n, i, new, z))} ==
192    Model.observe(T, d, original, trace(d, n, i, z)) : Maybe<&2, T>}:
193  match cert:
194    case Swap{array, old, equal, written, observed, valid}:
195      %equal : {Some{second(T, _)} == Model.observe(T, d, original, trace(d, n, i, z)) : Maybe<&2, T>}
196      observed