First things first, make sure you have Ruby installed on your machine. Homebrew (macOS) Ruby versions 2.0 and above are included by default in macOS releases since at least El Capitan (10.11).
Cuireadh roinnt torthaí i bhfolach toisc go bhféadfadh siad a bheith dorochtana duit
Taispeáin torthaí dorochtana