def prep.cons

bend-toon-codec@0.1.0.0 · src/dline.bend:77

import Base

77def prep.cons(+r: Result<&2, &2, String, DL>, +rest: Result<&2, &2, String, List<&2, DL>>) -> Result<&2, &2, String, List<&2, DL>>:
78  match r rest:
79    case Done{l} Done{ls}:
80      Done{Con{l, ls}}
81    case Fail{e} _:
82      Fail{e}
83    case _ Fail{e}:
84      Fail{e}