Protein.append_residues: def of bend-prot@0.1.0.0
Import: import bend-prot@0.1.0.0/protein.bend as Protein
Lines 161-168 of bend-prot@0.1.0.0/protein.bend: https://jend.leeeet.dev/read.txt?path=bend-prot@0.1.0.0/protein.bend&start_line=161&end_line=168

import Base

def append_residues(
  xs: List<&2, Residue>, ys: List<&2, Residue>
) -> List<&2, Residue>:
  match xs:
    case Nil{}:
      ys
    case h <> t:
      h <> append_residues(t, ys)

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=bend-prot@0.1.0.0/protein.bend&name=Residue