Protobuf.utf8.lead.multi: def of bend-kit-protobuf@0.2.0.0
Import: import bend-kit-protobuf@0.2.0.0/protobuf.bend as Protobuf
Lines 682-686 of bend-kit-protobuf@0.2.0.0/protobuf.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-protobuf@0.2.0.0/protobuf.bend&start_line=682&end_line=686

import Base

def utf8.lead.multi(+b: U32, out: String) -> Utf8:
  +need = Bool.pick(U32, U32.is_lt(b, 224), 1, Bool.pick(U32, U32.is_lt(b, 240), 2, 3))
  lo = Bool.pick(U32, U32.is_eq(b, 224), 160, Bool.pick(U32, U32.is_eq(b, 240), 144, 128))
  hi = Bool.pick(U32, U32.is_eq(b, 237), 159, Bool.pick(U32, U32.is_eq(b, 244), 143, 191))
  Utf8{need, lo, hi, (b .&. (63 >> U32.to_nat(need)) : U32), out}

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.pick
  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.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_eq
  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.shrn
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.to_nat
  https://jend.leeeet.dev/definition.txt?path=bend-kit-protobuf@0.2.0.0/protobuf.bend&name=Utf8