rbenv - Gérer les versions de Ruby
rbenv sert à gérer les différentes versions de Ruby sur le système, pyenv est inspiré de cet outil.

Installation

Installation de rbenv

Processus similaire à pyenv :
git clone https://github.com/rbenv/rbenv.git ~/.rbenv
echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.zshenv
echo 'eval "$(rbenv init -)"' >> ~/.zshrc
exec $SHELL
Vérification de l'installation :
curl -fsSL https://github.com/rbenv/rbenv-installer/raw/master/bin/rbenv-doctor | bash

Installation du plugin pour installer des versions de Ruby

mkdir -p "$(rbenv root)"/plugins
git clone https://github.com/rbenv/ruby-build.git "$(rbenv root)"/plugins/ruby-build
Pour mettre à jour ruby-build :
git -C "$(rbenv root)"/plugins/ruby-build pull

Commandes

rbenv 1.1.2-44-gd604acb
Usage: rbenv <command> [<args>]
Some useful rbenv commands are:
commands List all available rbenv commands
local Set or show the local application-specific Ruby version
global Set or show the global Ruby version
shell Set or show the shell-specific Ruby version
install Install a Ruby version using ruby-build
uninstall Uninstall a specific Ruby version
rehash Rehash rbenv shims (run this after installing executables)
version Show the current Ruby version and its origin
versions List installed Ruby versions
which Display the full path to an executable
whence List all Ruby versions that contain the given executable
See `rbenv help <command>' for information on a specific command.
For full documentation, see: https://github.com/rbenv/rbenv#readme