Jpeg.jpeg.components.valid: def of gralha-jpeg-decode@0.1.0.1
Import: import gralha-jpeg-decode@0.1.0.1/jpeg.bend as Jpeg
Lines 212-218 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=212&end_line=218

import Base

def jpeg.components.valid(+xs: List<&2, JPEGComponent>) -> Bool:
  match xs:
    case Nil{}: True{}
    case Con{JPEGComponent{id, h, v, quant, dc, ac, predictor, bw, bh, coefficients, samples}, rest}:
      +hh = h
      +vv = v
      U32.is_ge(hh, 1) && U32.is_le(hh, 4) && U32.is_ge(vv, 1) && U32.is_le(vv, 4) && U32.is_le(quant, 3) && Bool.not(jpeg.components.has(rest, id)) && jpeg.components.valid(rest)

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.not
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_ge
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_le
  https://jend.leeeet.dev/definition.txt?path=gralha-jpeg-decode@0.1.0.1/jpeg.bend&name=JPEGComponent
  https://jend.leeeet.dev/definition.txt?path=gralha-jpeg-decode@0.1.0.1/jpeg.bend&name=jpeg.components.has