Paul Wise wrote: > This would be incredibly useful for moving towards a world of > automatic packaging based on whatever metadata upstream is already > providing for other package management formats. > > https://summit.debconf.org/debconf14/meeting/25/debdry-debian-dont-repeat-yourself/ > http://meetings-archive.debian.net/pub/debian-meetings/2014/debconf14/webm/debdry_Debian_Dont_Repeat_Yourself.webm > https://wiki.debian.org/AutomaticPackagingTools
That describes the exact case that motivated me to raise this; the uniform upstream packaging metadata used throughout the entire Cargo ecosystem contains all the information needed to generate Build-Depends (and Depends) on all other necessary Cargo packages. I'd like to avoid repeating that information.