Bytes.huff.build: def of gralha-bytes@0.1.0.1
Import: import gralha-bytes@0.1.0.1/bytes.bend as Bytes
Lines 183-186 of gralha-bytes@0.1.0.1/bytes.bend: https://jend.leeeet.dev/read.txt?path=gralha-bytes@0.1.0.1/bytes.bend&start_line=183&end_line=186

import Base

def huff.build(+lengths: Bytes) -> Huffman:
  +n = U32.to_nat(bytes.size(lengths))
  +counts = huff.counts(n, lengths, 0, Bytes{ByteFlat{0}, 16, 16})
  huff.build.loop(n, lengths, 0, huff.codes(15n, counts, 1, 0, bytes.push(bytes.empty(), 0)), HuffEmpty{})

Uses (10):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.to_nat
  https://jend.leeeet.dev/definition.txt?path=gralha-bytes@0.1.0.1/bytes.bend&name=ByteTree
  https://jend.leeeet.dev/definition.txt?path=gralha-bytes@0.1.0.1/bytes.bend&name=Bytes
  https://jend.leeeet.dev/definition.txt?path=gralha-bytes@0.1.0.1/bytes.bend&name=Huffman
  https://jend.leeeet.dev/definition.txt?path=gralha-bytes@0.1.0.1/bytes.bend&name=bytes.empty
  https://jend.leeeet.dev/definition.txt?path=gralha-bytes@0.1.0.1/bytes.bend&name=bytes.push
  https://jend.leeeet.dev/definition.txt?path=gralha-bytes@0.1.0.1/bytes.bend&name=bytes.size
  https://jend.leeeet.dev/definition.txt?path=gralha-bytes@0.1.0.1/bytes.bend&name=huff.build.loop
  https://jend.leeeet.dev/definition.txt?path=gralha-bytes@0.1.0.1/bytes.bend&name=huff.codes
  https://jend.leeeet.dev/definition.txt?path=gralha-bytes@0.1.0.1/bytes.bend&name=huff.counts