Bytes.truncate: def of lawful-bytes@0.1.1.0
Import: import lawful-bytes@0.1.1.0/bytes.bend as Bytes
Lines 146-149 of lawful-bytes@0.1.1.0/bytes.bend: https://jend.leeeet.dev/read.txt?path=lawful-bytes@0.1.1.0/bytes.bend&start_line=146&end_line=149

import Base
import lawful-bytes@0.1.1.0/defs.bend as D

# Only the first n bytes kept (for n <= len).
def truncate(b: D.Bytes, +n: U32) -> D.Bytes:
  D.Bytes{len, buf} = b
  D.Bytes{n, buf}

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=lawful-bytes@0.1.1.0/defs.bend&name=Bytes