Encoding.utf8.step.if: def of bend-kit-encoding@0.5.0.0
Import: import bend-kit-encoding@0.5.0.0/encoding.bend as Encoding
Lines 116-121 of bend-kit-encoding@0.5.0.0/encoding.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-encoding@0.5.0.0/encoding.bend&start_line=116&end_line=121

import Base

def utf8.step.if(+need: U32, +lo: U32, +hi: U32, cp: U32, +b: U32, out: String, idle: Bool) -> Utf8:
  match idle:
    case True{}:
      utf8.lead(b, out, U32.is_lt(b, 128))
    case False{}:
      utf8.cont.in(need, cp, b, out, Bool.and(U32.is_le(lo, b), U32.is_le(b, hi)))

Uses (9):
  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=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_le
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_lt
  https://jend.leeeet.dev/definition.txt?path=bend-kit-encoding@0.5.0.0/encoding.bend&name=Utf8
  https://jend.leeeet.dev/definition.txt?path=bend-kit-encoding@0.5.0.0/encoding.bend&name=utf8.cont.in
  https://jend.leeeet.dev/definition.txt?path=bend-kit-encoding@0.5.0.0/encoding.bend&name=utf8.lead