portage-ng --merge
>>> Emerging : portage://net-misc/geckodriver-0.37.1:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://net-misc/geckodriver-0.37.1
│ └─ file ─┤ 21.67 Mb geckodriver-0.37.1-crates.tar.xz
│ │ 117.75 Kb geckodriver-0.37.1.tar.gz
└─step 2─┤ install portage://net-misc/geckodriver-0.37.1
│ └─ conf ─┤ USE = "-debug -unchained"
└─step 3─┤ run portage://net-misc/geckodriver-0.37.1
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
21.79 Mb to be downloaded.