ensure return typecheck passes Nil and Failure
ensure return typecheck passes Nil and Failure

dogbert17/roast,skids/roast,cygx/roast,cygx/roast,b2gills/roast,skids/roast,dankogai/roast,perl6/roast,zostay/roast,skids/roast,dogbert17/roast,b2gills/roast,bitrauser/roast,bitrauser/roast,zostay/roast,dankogai/roast,b2gills/roast,cygx/roast,zostay/roast,dankogai/roast