BinaryHeap.down_go: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/containers/binary_heap.bend as BinaryHeap
Lines 196-205 of bend-collections@1.0.0.0/src/containers/binary_heap.bend: https://jend.leeeet.dev/read.txt?path=bend-collections@1.0.0.0/src/containers/binary_heap.bend&start_line=196&end_line=205

import Base

def down_go(~A: Data, ~cmp: A -> A -> Cmp, fuel: Nat, +size: U32, +x: A, st: Down<A>) -> Array<Maybe<&2, A>>:
  match fuel st:
    case 0n DStop{arr, i}:
      Array.set(Maybe<&2, A>, arr, i, Some{x})
    case 0n DMove{arr, i, cv, ci}:
      Array.set(Maybe<&2, A>, arr, i, Some{x})
    case 1n+f DStop{arr, i}:
      Array.set(Maybe<&2, A>, arr, i, Some{x})
    case 1n+f DMove{arr, i, +cv, +ci}:
      down_go(~A, ~cmp, f, size, x, down_probe(~A, ~cmp, size, ci, x, Array.set(Maybe<&2, A>, arr, i, Some{cv})))

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array.set
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Cmp
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/binary_heap.bend&name=Down
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/binary_heap.bend&name=down_probe