Not that I know of. I think It also went down as the "mallet operator" and got supported by babel at some point. On Saturday, February 4, 2017 5:02:46 AM CET Артем Гуржий wrote: > Is there proposal for this? > _______________________________________________ > es-discuss mailing list > es-discuss at mozilla.org > https://mail.mozilla.org/listinfo/es-discuss >