BinaryHeap.obs_item: def of bend-collections@1.0.0.0
Import: import bend-collections@1.0.0.0/src/containers/binary_heap.bend as BinaryHeap
Lines 383-385 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=383&end_line=385

import Base
import bend-collections@1.0.0.0/src/containers/types/binary_heap.bend as E

def obs_item(~A: Data, r: Heap<A> & Result<&2, &2, E.Error, A>) -> Heap<A> & E.Obs<A>:
  (h, x) = r
  (h, E.OItem{x})

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Result
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/binary_heap.bend&name=Heap
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/types/binary_heap.bend&name=Error
  https://jend.leeeet.dev/definition.txt?path=bend-collections@1.0.0.0/src/containers/types/binary_heap.bend&name=Obs