def lines.split
import gralha-coverage@0.1.0.1/cover.bend as Coverimport Base
173def lines.split(xs: List<&2, CovLine>, +at: F32) -> List<&2, CovLine>:
174 match xs:
175 case Nil{}: Nil{}
176 case Con{l, rest}: lines.append(line.split(l, at), lines.split(rest, at))