Size.certify: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/storage/size.bend as Size
Lines 29-39 of bendtorch-core@0.1.0.0/src/storage/size.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/storage/size.bend&start_line=29&end_line=39

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

def certify(-T: Data, +d: Nat, array: Array<T>, valid: Model.Balanced(T, d, array)) -> Sized<T, d, array>:
  match d array:
    case 0n ALeaf{x}:
      Sized{ALeaf{x}, 1, {==}, {==}, {==}, valid}
    case 0n ANode{xs, ys}:
      match valid:
    case 1n+p ALeaf{x}:
      match valid:
    case 1n++p ANode{xs, ys}:
      (ex, ey) = valid
      join(T, p, xs, ys, certify(T, p, xs, ex), ey)

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/storage/model.bend&name=Balanced
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/storage/size.bend&name=Sized
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/storage/size.bend&name=join