Lifecycle.checked_observe: def of bendtorch-core@0.1.0.0
Import: import bendtorch-core@0.1.0.0/src/tensor/lifecycle.bend as Lifecycle
Lines 178-183 of bendtorch-core@0.1.0.0/src/tensor/lifecycle.bend: https://jend.leeeet.dev/read.txt?path=bendtorch-core@0.1.0.0/src/tensor/lifecycle.bend&start_line=178&end_line=183

import Base
import bendtorch-core@0.1.0.0/src/storage/main.bend as Storage

def checked_observe(storage: Storage.Storage, +index: U32) -> Maybe<&2, F32>:
  match storage:
    case Storage.Empty{}:
      None{}
    case Storage.Owned{+depth, +length, array, balanced, valid}:
      observe_allowed(depth, length, array, index, Nat.is_lt(U32.to_nat(index), length))

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_lt
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.to_nat
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/storage/main.bend&name=Storage
  https://jend.leeeet.dev/definition.txt?path=bendtorch-core@0.1.0.0/src/tensor/lifecycle.bend&name=observe_allowed