add _map in some circumstances
add _map in some circumstances

mugitty/bbop-js,berkeleybop/bbop-js,berkeleybop/bbop-js,mugitty/bbop-js,mugitty/bbop-js,mugitty/bbop-js,berkeleybop/bbop-js,mugitty/bbop-js,berkeleybop/bbop-js,berkeleybop/bbop-js