Jpeg.jpeg.huff.symbols: def of gralha-jpeg-decode@0.1.0.1
Import: import gralha-jpeg-decode@0.1.0.1/jpeg.bend as Jpeg
Lines 154-160 of gralha-jpeg-decode@0.1.0.1/jpeg.bend: https://jend.leeeet.dev/read.txt?path=gralha-jpeg-decode@0.1.0.1/jpeg.bend&start_line=154&end_line=160

import Base
import gralha-bytes@0.1.0.1/bytes.bend as Bin

def jpeg.huff.symbols(n: Nat, +src: Bin.Bytes, +bits: U32, +coding: JPEGCoding) -> JPEGCoding:
  match n:
    case 0n: coding
    case 1n+d:
      JPEGCoding{node, cw0, at, valid} = coding
      +cw = cw0
      jpeg.huff.symbols(d, src, bits, JPEGCoding{Bin.huff.insert(node, U32.to_nat(bits), cw, Bin.bytes.get(src, at)), U32.inc(cw), U32.inc(at), valid && U32.is_lt(cw, (U32.shln(1, U32.to_nat(bits)) - 1 : U32))})

Uses (12):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.inc
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_lt
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.shln
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.sub
  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=Bytes
  https://jend.leeeet.dev/definition.txt?path=gralha-bytes@0.1.0.1/bytes.bend&name=bytes.get
  https://jend.leeeet.dev/definition.txt?path=gralha-bytes@0.1.0.1/bytes.bend&name=huff.insert
  https://jend.leeeet.dev/definition.txt?path=gralha-jpeg-decode@0.1.0.1/jpeg.bend&name=JPEGCoding