R:It.AllButLastNValues can take lazy iterator
R:It.AllButLastNValues can take lazy iterator

So no need to test laziness, or take the extra parameter for a potential
error message

sjn/rakudo,labster/rakudo,tbrowder/rakudo,softmoth/rakudo,nbrown/rakudo,awwaiid/rakudo,nbrown/rakudo,tbrowder/rakudo,salortiz/rakudo,tony-o/rakudo,Gnouc/rakudo,tony-o/rakudo,awwaiid/rakudo,sjn/rakudo,salortiz/rakudo,Gnouc/rakudo,Gnouc/rakudo,lucasbuchala/rakudo,lucasbuchala/rakudo,usev6/rakudo,MasterDuke17/rakudo,Gnouc/rakudo,tony-o/rakudo,usev6/rakudo,MasterDuke17/rakudo,labster/rakudo,awwaiid/rakudo,tbrowder/rakudo,raydiak/rakudo,rakudo/rakudo,usev6/rakudo,rakudo/rakudo,labster/rakudo,nbrown/rakudo,salortiz/rakudo,usev6/rakudo,awwaiid/rakudo,MasterDuke17/rakudo,jonathanstowe/rakudo,MasterDuke17/rakudo,labster/rakudo,awwaiid/rakudo,MasterDuke17/rakudo,rakudo/rakudo,raydiak/rakudo,salortiz/rakudo,jonathanstowe/rakudo,tbrowder/rakudo,usev6/rakudo,softmoth/rakudo,raydiak/rakudo,salortiz/rakudo,rakudo/rakudo,tony-o/rakudo,tony-o/rakudo,rakudo/rakudo,jonathanstowe/rakudo,Gnouc/rakudo,sjn/rakudo,rakudo/rakudo,sjn/rakudo,Gnouc/rakudo,jonathanstowe/rakudo,tbrowder/rakudo,softmoth/rakudo,sjn/rakudo,tony-o/rakudo,MasterDuke17/rakudo,labster/rakudo,lucasbuchala/rakudo,tbrowder/rakudo,lucasbuchala/rakudo,salortiz/rakudo,nbrown/rakudo,jonathanstowe/rakudo,nbrown/rakudo,nbrown/rakudo,softmoth/rakudo,lucasbuchala/rakudo,labster/rakudo,softmoth/rakudo,raydiak/rakudo