BinaryHeap.drain_root: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/containers/binary_heap.bend as BinaryHeap
Lines 334-339 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=334&end_line=339

import Base

def drain_root(~A: Data, arr: Array<Maybe<&2, A>>, +m: U32, mr: Maybe<&2, A>) -> Drain<A>:
  match mr:
    case None{}:
      DrDone{arr}
    case Some{root}:
      drain_last(~A, root, m, U32.is_eq(m, 0), Array.get(Maybe<&2, A>, arr, m))

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array.get
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_eq
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/binary_heap.bend&name=Drain
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/binary_heap.bend&name=drain_last