Defs.size: def of lawful-bytes@0.1.1.0
Import: import lawful-bytes@0.1.1.0/defs.bend as Defs
Lines 27-30 of lawful-bytes@0.1.1.0/defs.bend: https://jend.leeeet.dev/read.txt?path=lawful-bytes@0.1.1.0/defs.bend&start_line=27&end_line=30

import Base

# The number of bytes in use.
def size(b: Bytes) -> Nat:
  Bytes{len, buf} = b
  U32.to_nat(len)

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.to_nat
  https://jend.leeeet.dev/definition.txt?path=lawful-bytes@0.1.1.0/defs.bend&name=Bytes