Fmt.Big.shl: def of bend-kit-fmt@0.1.0.0
Import: import bend-kit-fmt@0.1.0.0/fmt.bend as Fmt
Lines 175-180 of bend-kit-fmt@0.1.0.0/fmt.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-fmt@0.1.0.0/fmt.bend&start_line=175&end_line=180

import Base

def Big.shl(k: Nat, a: List<&2, U32>) -> List<&2, U32>:
  match k:
    case 0n:
      a
    case 1n+j:
      Big.shl(j, Big.mul(a, 2, 0))

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=bend-kit-fmt@0.1.0.0/fmt.bend&name=Big.mul