TraversalWitness.update: def of stelliferous@0.0.2.0
Import: import stelliferous@0.0.2.0/proofs/traversal_witness.bend as TraversalWitness
Lines 154-168 of stelliferous@0.0.2.0/proofs/traversal_witness.bend: https://jend.leeeet.dev/read.txt?path=stelliferous@0.0.2.0/proofs/traversal_witness.bend&start_line=154&end_line=168

import Base
import stelliferous@0.0.2.0/traversal_array.bend as Traversal

def update(~Reader: Type,~Element: Data,~Value: Data,~Context: Data,~ReaderEvidence: @-reader: Reader -> Data,
  ~read: Reader -> Context -> U32 -> Reader & Value,~combine: Element -> Value -> Element,~destination: Context -> U32 -> U32,
  ~read_preserves: @-reader: Reader -> @context: Context -> @index: U32 -> ReaderEvidence(reader) ->
    Sample<Reader,Value,reader,read(reader,context,index)>,
  +depth: Nat,count: Nat,-reader: Reader,-state: Traversal.State<&1,&1,Reader,Array<Element>,Context>,
  +reader_evidence: ReaderEvidence(reader),evidence: StateEvidence<Reader,Element,Context,reader,depth,state>) ->
  StateEvidence<Reader,Element,Context,reader,depth,
    Traversal.update(~Reader,~Element,~Value,~Context,~read,~combine,~destination,count,state)>:
  match count:
    case 0n: evidence
    case 1n+rest:
      update(~Reader,~Element,~Value,~Context,~ReaderEvidence,~read,~combine,~destination,~read_preserves,depth,rest,reader,
        Traversal.update_step(~Reader,~Element,~Value,~Context,~read,~combine,~destination,state),reader_evidence,
        update_step(~Reader,~Element,~Value,~Context,~ReaderEvidence,~read,~combine,~destination,~read_preserves,
          depth,reader,state,reader_evidence,evidence))

Uses (10):
  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=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/traversal_witness.bend&name=Sample
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/traversal_witness.bend&name=StateEvidence
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/traversal_witness.bend&name=update_step
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/traversal_array.bend&name=State
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/traversal_array.bend&name=update
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/traversal_array.bend&name=update_step