Cbor.utf8.check: def of bend-kit-cbor@0.3.0.0
Import: import bend-kit-cbor@0.3.0.0/cbor.bend as Cbor
Lines 208-210 of bend-kit-cbor@0.3.0.0/cbor.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-cbor@0.3.0.0/cbor.bend&start_line=208&end_line=210

import Base

# Are bytes i until end well-formed UTF-8?
def utf8.check(a: Array<U32>, +i: U32, +end: U32) -> Array<U32> & Bool:
  utf8.go(U32.to_nat((end - i : U32)), (a, i, True{}), end)

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Sigma
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  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=bend-kit-cbor@0.3.0.0/cbor.bend&name=utf8.go